探空火(huo)(huo)箭(jian)是用(yong)于將科學(xue)儀(yi)器以(yi)拋物線(xian)軌跡送入地(di)球大(da)氣層的(de)上(shang)部區(qu)域(yu),使其進入近地(di)空間(jian)的(de)一(yi)種火(huo)(huo)箭(jian)。
探空(kong)(kong)(kong)基(ji)本(ben)結構火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)包括箭(jian)(jian)(jian)(jian)(jian)(jian)體結構、動(dong)力裝置(zhi)、穩定(ding)(ding)尾翼等(deng)。大(da)多數(shu)探空(kong)(kong)(kong)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)為(wei)單級(ji)(ji)或兩級(ji)(ji)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian),也有(you)(you)(you)為(wei)3級(ji)(ji)、4級(ji)(ji)的(de)(de)。動(dong)力裝置(zhi)通(tong)常用(yong)固(gu)體火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)發(fa)(fa)動(dong)機,可(ke)(ke)以簡化和(he)縮短(duan)發(fa)(fa)射(she)(she)操作時(shi)(shi)間。探空(kong)(kong)(kong)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)對火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)姿態(tai)和(he)飛(fei)行(xing)(xing)彈道的(de)(de)要求(qiu)不像導(dao)彈和(he)運載火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)那(nei)樣嚴(yan)格,一般不設控制系統(tong),僅(jin)靠穩定(ding)(ding)尾翼或火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)繞縱軸旋(xuan)轉來(lai)保證飛(fei)行(xing)(xing)穩定(ding)(ding)。需要精確定(ding)(ding)位(wei)和(he)定(ding)(ding)向時(shi)(shi)才設置(zhi)控制系統(tong)。 除探測火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)基(ji)本(ben)結構外,探空(kong)(kong)(kong)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)系統(tong)還包括有(you)(you)(you)效載荷(he)(he)、發(fa)(fa)射(she)(she)裝置(zhi)和(he)地(di)(di)面臺(tai)站(zhan)(zhan)等(deng): (1) 有(you)(you)(you)效載荷(he)(he)大(da)多裝在(zai)(zai)箭(jian)(jian)(jian)(jian)(jian)(jian)頭的(de)(de)儀器艙內。儀器艙的(de)(de)直(zhi)徑有(you)(you)(you)時(shi)(shi)可(ke)(ke)大(da)于箭(jian)(jian)(jian)(jian)(jian)(jian)體直(zhi)徑。有(you)(you)(you)效載荷(he)(he)采(cai)集(ji)到(dao)(dao)的(de)(de)信息通(tong)過遙(yao)測裝置(zhi)發(fa)(fa)送到(dao)(dao)地(di)(di)面臺(tai)站(zhan)(zhan)接(jie)收(shou)處理,或者在(zai)(zai)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)下降過程中將有(you)(you)(you)效載荷(he)(he)從火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)內彈射(she)(she)出來(lai),利用(yong)降落傘等(deng)氣動(dong)減(jian)速裝置(zhi)安全(quan)降落到(dao)(dao)地(di)(di)面回收(shou)。有(you)(you)(you)效載荷(he)(he)的(de)(de)重量(liang)(liang)和(he)尺(chi)寸取決于探測要求(qiu),一般為(wei)幾公斤到(dao)(dao)幾百公斤,最大(da)可(ke)(ke)達幾噸。 (2) 發(fa)(fa)射(she)(she)裝置(zhi)通(tong)常用(yong)導(dao)軌(gui)和(he)塔(ta)式發(fa)(fa)射(she)(she)架(jia)(jia),使(shi)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)獲(huo)得足(zu)夠(gou)大(da)的(de)(de)出架(jia)(jia)速度。無控制火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)的(de)(de)飛(fei)行(xing)(xing)彈道受(shou)風的(de)(de)影響較大(da),為(wei)了保證達到(dao)(dao)預定(ding)(ding)的(de)(de)高(gao)度和(he)減(jian)小(xiao)彈道散布,探空(kong)(kong)(kong)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)發(fa)(fa)射(she)(she)時(shi)(shi)尚需根(gen)據發(fa)(fa)射(she)(she)場的(de)(de)高(gao)空(kong)(kong)(kong)風資料采(cai)用(yong)風補償技術來(lai)調(diao)整和(he)確定(ding)(ding)發(fa)(fa)射(she)(she)角度。大(da)多數(shu)探空(kong)(kong)(kong)火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)從地(di)(di)面以接(jie)近垂直(zhi)狀態(tai)發(fa)(fa)射(she)(she),也有(you)(you)(you)從移動(dong)式發(fa)(fa)射(she)(she)車發(fa)(fa)射(she)(she)的(de)(de),根(gen)據需要還可(ke)(ke)從艦船或升在(zai)(zai)空(kong)(kong)(kong)中的(de)(de)氣球上發(fa)(fa)射(she)(she)。 (3) 地(di)(di)面臺(tai)站(zhan)(zhan)主要包括接(jie)收(shou)測量(liang)(liang)信息的(de)(de)地(di)(di)面接(jie)收(shou)設備(bei)、跟蹤火(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)的(de)(de)定(ding)(ding)位(wei)測速設備(bei)(如雷達)和(he)電子(zi)計算機等(deng)。雷達跟蹤方式有(you)(you)(you)反射(she)(she)式和(he)應(ying)答(da)式兩種,應(ying)答(da)式比反射(she)(she)式的(de)(de)跟蹤距離更大(da)。地(di)(di)面接(jie)收(shou)設備(bei)接(jie)收(shou)的(de)(de)遙(yao)測數(shu)據直(zhi)接(jie)輸入電子(zi)計算機處理,實時(shi)(shi)給(gei)出探測結果。
無(wu)論固體運(yun)載火(huo)(huo)箭還是液體運(yun)載火(huo)(huo)箭,無(wu)論單級運(yun)載火(huo)(huo)箭還是多級運(yun)載火(huo)(huo)箭,其主(zhu)要的(de)組成部(bu)分均包括結構(gou)系(xi)統(tong)(tong)(tong)(又稱(cheng)箭體結構(gou))、動力裝置系(xi)統(tong)(tong)(tong)(又稱(cheng)推(tui)進系(xi)統(tong)(tong)(tong))和控制(zhi)系(xi)統(tong)(tong)(tong)。這三大系(xi)統(tong)(tong)(tong)稱(cheng)為運(yun)載火(huo)(huo)箭的(de)主(zhu)系(xi)統(tong)(tong)(tong),主(zhu)系(xi)統(tong)(tong)(tong)的(de)可靠與否(fou),將直接(jie)影響運(yun)載火(huo)(huo)箭飛行的(de)成敗(bai)(bai)。此外(wai),運(yun)載火(huo)(huo)箭上(shang)還有(you)一些不(bu)直接(jie)影響飛行成敗(bai)(bai)并由箭上(shang)設備(bei)與地面設備(bei)共同組成的(de)系(xi)統(tong)(tong)(tong),例如遙測(ce)系(xi)統(tong)(tong)(tong)、外(wai)彈道測(ce)量系(xi)統(tong)(tong)(tong)、安全系(xi)統(tong)(tong)(tong)和瞄準系(xi)統(tong)(tong)(tong)等(deng)。其中:
1)箭(jian)體結構是運載火箭(jian)的基體,它用(yong)(yong)來維(wei)持火箭(jian)的外(wai)形,承受火箭(jian)在地面(mian)運輸、發射(she)操作和在飛行(xing)中作用(yong)(yong)載火箭(jian)上(shang)的各(ge)(ge)種(zhong)載荷,安裝(zhuang)連(lian)接火箭(jian)各(ge)(ge)系統(tong)的所(suo)有儀器、設備(bei),把(ba)箭(jian)上(shang)所(suo)有系統(tong)、組件(jian)連(lian)接組合成(cheng)一(yi)個整體。
2)動(dong)力裝(zhuang)(zhuang)置系(xi)(xi)(xi)統是(shi)推動(dong)運載火(huo)箭(jian)(jian)(jian)飛行并獲(huo)得一定速度(du)的裝(zhuang)(zhuang)置。對液體(ti)火(huo)箭(jian)(jian)(jian)來說,動(dong)力裝(zhuang)(zhuang)置系(xi)(xi)(xi)統由推進劑輸送、增壓系(xi)(xi)(xi)統和液體(ti)火(huo)箭(jian)(jian)(jian)發動(dong)機(ji)(ji)兩大部(bu)分(fen)組成(cheng)。固體(ti)火(huo)箭(jian)(jian)(jian)的動(dong)力裝(zhuang)(zhuang)置系(xi)(xi)(xi)統較為簡單,它(ta)的主要部(bu)分(fen)就是(shi)固體(ti)火(huo)箭(jian)(jian)(jian)發動(dong)機(ji)(ji),推進劑直接(jie)裝(zhuang)(zhuang)在發動(dong)機(ji)(ji)的燃燒室殼(ke)體(ti)內。
3)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)是(shi)用來控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)運(yun)載(zai)(zai)火(huo)箭沿預定(ding)(ding)(ding)(ding)軌(gui)道正(zheng)常、可靠飛(fei)行(xing)(xing)的部分。控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)由制(zhi)(zhi)(zhi)(zhi)導(dao)和(he)導(dao)航(hang)系(xi)統(tong)、姿(zi)(zi)態(tai)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)、電(dian)(dian)源(yuan)供配電(dian)(dian)和(he)時(shi)序(xu)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)三大部分組成(cheng)。制(zhi)(zhi)(zhi)(zhi)導(dao)和(he)導(dao)航(hang)系(xi)統(tong)的功(gong)用是(shi)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)運(yun)載(zai)(zai)火(huo)箭按(an)預定(ding)(ding)(ding)(ding)的軌(gui)道運(yun)動,把有效載(zai)(zai)荷送(song)到預定(ding)(ding)(ding)(ding)的空(kong)間位置并使之(zhi)準確(que)進入(ru)軌(gui)道。姿(zi)(zi)態(tai)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)(又(you)稱姿(zi)(zi)態(tai)穩定(ding)(ding)(ding)(ding)系(xi)統(tong))的功(gong)用是(shi)糾正(zheng)運(yun)載(zai)(zai)火(huo)箭飛(fei)行(xing)(xing)中的俯仰、偏(pian)航(hang)、滾(gun)動誤差,使之(zhi)保(bao)持正(zheng)確(que)的飛(fei)行(xing)(xing)姿(zi)(zi)態(tai)。電(dian)(dian)源(yuan)供配電(dian)(dian)和(he)時(shi)序(xu)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)統(tong)則按(an)預定(ding)(ding)(ding)(ding)飛(fei)行(xing)(xing)時(shi)序(xu)實施供配電(dian)(dian)控(kong)(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)。
4)遙測系(xi)統(tong)的(de)(de)功用是(shi)把運載(zai)火(huo)箭飛(fei)行中各(ge)系(xi)統(tong)的(de)(de)工作參(can)(can)數(shu)(shu)及(ji)環(huan)境參(can)(can)數(shu)(shu)測量下來,通(tong)過運載(zai)火(huo)箭上(shang)(shang)的(de)(de)無線電發射(she)機將(jiang)這(zhe)些參(can)(can)數(shu)(shu)送回地面,由(you)地面接收(shou)機接收(shou);亦可將(jiang)測量所(suo)得的(de)(de)參(can)(can)數(shu)(shu)記(ji)錄(lu)(lu)在運載(zai)火(huo)箭上(shang)(shang)的(de)(de)磁記(ji)錄(lu)(lu)器(qi)上(shang)(shang),在地面回收(shou)磁記(ji)錄(lu)(lu)器(qi)。這(zhe)些測量參(can)(can)數(shu)(shu)既可用來預報航天器(qi)入軌時的(de)(de)軌道參(can)(can)數(shu)(shu),又可用來鑒定和改進運載(zai)火(huo)箭的(de)(de)性能。一旦(dan)運載(zai)火(huo)箭在飛(fei)行中出(chu)現故障,這(zhe)些參(can)(can)數(shu)(shu)就是(shi)故障分析(xi)的(de)(de)依據。
5)外彈道(dao)測(ce)量系統(tong)的(de)(de)功(gong)用是利用地面的(de)(de)光(guang)學和無線電(dian)設備與裝(zhuang)在運載火(huo)箭上的(de)(de)對應裝(zhuang)置一起對飛行中的(de)(de)運載火(huo)箭進行跟蹤,并測(ce)量其飛行參數(shu),用來預報航(hang)天器(qi)入軌時的(de)(de)軌道(dao)參數(shu),也可用來作為(wei)鑒定制導系統(tong)的(de)(de)精(jing)度和故(gu)障分析(xi)的(de)(de)依據(ju)。
6)安(an)(an)全(quan)系(xi)統的(de)功用是(shi)當(dang)運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)在飛行中(zhong)一旦出(chu)現故障不能繼(ji)續飛行時(shi),將其(qi)在空(kong)中(zhong)炸(zha)(zha)(zha)毀(hui)(hui),避免運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)墜(zhui)落時(shi)給地面造(zao)成(cheng)災難(nan)性的(de)危害。安(an)(an)全(quan)系(xi)統包(bao)括運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)上(shang)(shang)的(de)自毀(hui)(hui)系(xi)統和(he)地面的(de)無(wu)線電安(an)(an)全(quan)系(xi)統兩(liang)部分。箭(jian)(jian)上(shang)(shang)的(de)自毀(hui)(hui)系(xi)統由(you)(you)測(ce)量裝(zhuang)置(zhi)、計算(suan)(suan)機和(he)爆(bao)炸(zha)(zha)(zha)裝(zhuang)置(zhi)(炸(zha)(zha)(zha)藥筒)組成(cheng)。當(dang)運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)的(de)飛行姿(zi)態、飛行速度超(chao)出(chu)允許的(de)范圍時(shi),計算(suan)(suan)機發出(chu)引(yin)爆(bao)爆(bao)炸(zha)(zha)(zha)裝(zhuang)置(zhi)的(de)指令,使運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)在空(kong)中(zhong)自毀(hui)(hui)。無(wu)線電安(an)(an)全(quan)系(xi)統則是(shi)由(you)(you)地面雷達測(ce)量運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)的(de)飛行軌道(dao),當(dang)運(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)的(de)飛行超(chao)出(chu)預先規定的(de)安(an)(an)全(quan)范圍時(shi),從地面發出(chu)引(yin)爆(bao)箭(jian)(jian)上(shang)(shang)爆(bao)炸(zha)(zha)(zha)裝(zhuang)置(zhi)的(de)指令,由(you)(you)箭(jian)(jian)上(shang)(shang)的(de)接(jie)收機接(jie)收后將火(huo)(huo)(huo)(huo)箭(jian)(jian)在空(kong)中(zhong)炸(zha)(zha)(zha)毀(hui)(hui)。
7)瞄準系統的功(gong)用是給(gei)運(yun)載(zai)火(huo)箭(jian)(jian)在發射前進行初始方位定向。瞄準系統由地面瞄準設(she)備(bei)和(he)運(yun)載(zai)火(huo)箭(jian)(jian)上的瞄準設(she)備(bei)共同(tong)組成。
火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)是(shi)中(zhong)(zhong)(zhong)(zhong)國(guo)(guo)古(gu)代的(de)(de)(de)重(zhong)大發(fa)明(ming)(ming)之(zhi)一(yi)。公(gong)(gong)(gong)元(yuan)969年,中(zhong)(zhong)(zhong)(zhong)國(guo)(guo)已經(jing)發(fa)明(ming)(ming)了(le)火(huo)(huo)(huo)(huo)(huo)(huo)藥(火(huo)(huo)(huo)(huo)(huo)(huo)藥是(shi)在(zai)(zai)唐朝發(fa)明(ming)(ming)的(de)(de)(de))。北(bei)宋軍(jun)官(guan)岳義方、馮繼升造出了(le)世(shi)(shi)界(jie)上第一(yi)個(ge)以火(huo)(huo)(huo)(huo)(huo)(huo)藥為動力的(de)(de)(de)飛行(xing)(xing)兵(bing)(bing)器(qi)(qi)——-火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)。這(zhe)種火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)由箭(jian)(jian)身和(he)藥筒(tong)(tong)組(zu)成(cheng),其(qi)中(zhong)(zhong)(zhong)(zhong)藥筒(tong)(tong)用(yong)竹、厚(hou)紙制(zhi)成(cheng),內(nei)充火(huo)(huo)(huo)(huo)(huo)(huo)藥,前端封死,后(hou)(hou)端引出導火(huo)(huo)(huo)(huo)(huo)(huo)繩,點燃后(hou)(hou),火(huo)(huo)(huo)(huo)(huo)(huo)藥燃燒產生的(de)(de)(de)氣(qi)體向后(hou)(hou)噴(pen)出,以氣(qi)體的(de)(de)(de)反作(zuo)(zuo)用(yong)力把(ba)(ba)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)推向前,飛行(xing)(xing)中(zhong)(zhong)(zhong)(zhong)殺傷敵兵(bing)(bing)。這(zhe)種最(zui)早的(de)(de)(de)原(yuan)始火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)在(zai)(zai)工(gong)作(zuo)(zuo)原(yuan)理上與現(xian)(xian)代火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)沒(mei)有什(shen)么不同(tong)。公(gong)(gong)(gong)元(yuan)12世(shi)(shi)紀中(zhong)(zhong)(zhong)(zhong)葉,原(yuan)始的(de)(de)(de)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)經(jing)過改進后(hou)(hou),廣(guang)泛地用(yong)于(yu)戰(zhan)爭。如公(gong)(gong)(gong)元(yuan)1161年宋軍(jun)與金兵(bing)(bing)的(de)(de)(de)“采石之(zhi)戰(zhan)”中(zhong)(zhong)(zhong)(zhong)所使用(yong)的(de)(de)(de)“霹(pi)靂炮”,其(qi)實(shi)就是(shi)一(yi)種火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)兵(bing)(bing)器(qi)(qi)。當時(shi)在(zai)(zai)中(zhong)(zhong)(zhong)(zhong)國(guo)(guo)民間廣(guang)為流(liu)行(xing)(xing)的(de)(de)(de)能高飛的(de)(de)(de)“火(huo)(huo)(huo)(huo)(huo)(huo)流(liu)星”(亦稱“起火(huo)(huo)(huo)(huo)(huo)(huo)”),實(shi)際就是(shi)世(shi)(shi)界(jie)上第一(yi)種觀賞性火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)。元(yuan)、明(ming)(ming)之(zhi)后(hou)(hou),即公(gong)(gong)(gong)元(yuan)13世(shi)(shi)紀以后(hou)(hou),中(zhong)(zhong)(zhong)(zhong)國(guo)(guo)的(de)(de)(de)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)兵(bing)(bing)器(qi)(qi)在(zai)(zai)戰(zhan)爭中(zhong)(zhong)(zhong)(zhong)有了(le)很大發(fa)展(zhan),涌現(xian)(xian)了(le)許多與現(xian)(xian)代火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)類型相(xiang)近的(de)(de)(de)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)形式(shi)。13世(shi)(shi)紀中(zhong)(zhong)(zhong)(zhong)葉,蒙古(gu)人入(ru)侵(qin)中(zhong)(zhong)(zhong)(zhong)亞、西(xi)亞和(he)歐(ou)洲(zhou),阿拉伯(bo)人侵(qin)略西(xi)班牙,他們把(ba)(ba)中(zhong)(zhong)(zhong)(zhong)國(guo)(guo)的(de)(de)(de)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)技(ji)術傳入(ru)了(le)歐(ou)洲(zhou)及世(shi)(shi)界(jie)其(qi)它地區。到了(le)這(zhe)時(shi),德意(yi)志的(de)(de)(de)艾伯(bo)特(te)斯(si)·麥格諾(nuo)才在(zai)(zai)歐(ou)洲(zhou)首(shou)次(ci)記述了(le)關于(yu)制(zhi)作(zuo)(zuo)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)的(de)(de)(de)技(ji)術。歐(ou)洲(zhou)人最(zui)早使用(yong)火(huo)(huo)(huo)(huo)(huo)(huo)箭(jian)(jian)兵(bing)(bing)器(qi)(qi),是(shi)在(zai)(zai)1379年意(yi)大利(li)的(de)(de)(de)帕(pa)多亞戰(zhan)爭和(he)1380年的(de)(de)(de)威(wei)尼斯(si)之(zhi)戰(zhan)中(zhong)(zhong)(zhong)(zhong)。
至(zhi)20世紀初,俄(e)國著(zhu)名科(ke)學(xue)家康斯坦丁·齊(qi)奧爾科(ke)夫斯基從理(li)論上證(zheng)明了多(duo)級火箭(jian)(jian)可以(yi)克服(fu)地球引力(li)而進入太空,并建立了火箭(jian)(jian)運動的(de)基本數學(xue)方程,奠定了航天飛(fei)行動力(li)學(xue)的(de)基礎。此外(wai),他肯(ken)定了液體(ti)火箭(jian)(jian)發動機是航天器最適宜的(de)動力(li)裝置,為運載器的(de)發展指出(chu)了方向,并提出(chu)為實現飛(fei)向其他行星必(bi)須設置中間站,以(yi)及火箭(jian)(jian)在星際空間飛(fei)行的(de)條件(jian)和火箭(jian)(jian)地面起飛(fei)條件(jian)。
美國著(zhu)名(ming)火(huo)(huo)箭(jian)專家羅伯特·哈金(jin)斯·戈達德把(ba)航(hang)天理(li)論與火(huo)(huo)箭(jian)技術相(xiang)結(jie)合,提出了火(huo)(huo)箭(jian)飛(fei)行(xing)的(de)(de)(de)(de)(de)數學(xue)原理(li),指出火(huo)(huo)箭(jian)必須具有每(mei)秒7.9公里(li)的(de)(de)(de)(de)(de)速度(du)才能克(ke)服地球引力,同時他研究了利用火(huo)(huo)箭(jian)把(ba)載(zai)荷送至月球的(de)(de)(de)(de)(de)幾種可能方(fang)案。戈達德從1921年開始(shi)研制液(ye)(ye)體火(huo)(huo)箭(jian),于1926年3月16日進行(xing)了人類首次液(ye)(ye)體火(huo)(huo)箭(jian)飛(fei)行(xing)試驗并獲得(de)(de)成(cheng)(cheng)功(火(huo)(huo)箭(jian)長3.04米,飛(fei)行(xing)2.5秒,達到 12米高,56米遠),這使(shi)得(de)(de)他成(cheng)(cheng)為(wei)液(ye)(ye)體火(huo)(huo)箭(jian)的(de)(de)(de)(de)(de)實(shi)際發明人。1932年他首次用陀螺控制的(de)(de)(de)(de)(de)燃氣舵操縱(zong)火(huo)(huo)箭(jian)的(de)(de)(de)(de)(de)飛(fei)行(xing),1935年他試驗的(de)(de)(de)(de)(de)火(huo)(huo)箭(jian)以超聲速飛(fei)行(xing),最大(da)射(she)程(cheng)約20公里(li)。
1942年(nian)10月3日(ri),德國(guo)首(shou)次(ci)(ci)成(cheng)功地發(fa)射了(le)(le)人類(lei)歷史上第(di)一(yi)枚(mei)(mei)彈(dan)道導(dao)彈(dan)——V-2,并于1944年(nian)9月6日(ri)首(shou)次(ci)(ci)投入作戰使用。第(di)二次(ci)(ci)世(shi)界(jie)(jie)(jie)大(da)戰期間(jian),先(xian)后有(you)(you)約(yue)(yue)4300多枚(mei)(mei)V-2導(dao)彈(dan)襲擊(ji)了(le)(le)英國(guo)、荷(he)蘭安特衛普港和其他(ta)目標(biao),造成(cheng)了(le)(le)極大(da)的(de)(de)(de)(de)(de)破壞(huai)。V-2是單級液(ye)體火(huo)(huo)箭(jian),全長14米(mi),質量(liang)為13噸,箭(jian)體直徑1.65米(mi),最大(da)射程320公(gong)(gong)里,發(fa)動機熄火(huo)(huo)高(gao)度96公(gong)(gong)里,飛行時(shi)間(jian)約(yue)(yue)320秒(miao),命(ming)中(zhong)精(jing)度圓公(gong)(gong)算偏差5公(gong)(gong)里,有(you)(you)效載(zai)荷(he)約(yue)(yue)1噸。其動力系(xi)統(tong)選用液(ye)氧/酒精(jing)液(ye)體火(huo)(huo)箭(jian)發(fa)動機,推力為260千(qian)牛(合26.5噸力),最長工(gong)作時(shi)間(jian)68秒(miao)。其控制系(xi)統(tong)使用帶(dai)程序裝置和陀螺積分儀的(de)(de)(de)(de)(de)自主式(shi)陀螺控制系(xi)統(tong)。V-2的(de)(de)(de)(de)(de)成(cheng)功在(zai)(zai)(zai)工(gong)程上實現(xian)(xian)了(le)(le)19世(shi)紀末、20世(shi)紀初航天技(ji)術(shu)先(xian)驅者的(de)(de)(de)(de)(de)技(ji)術(shu)設(she)想,并培(pei)養和造就了(le)(le)一(yi)大(da)批有(you)(you)實踐經驗的(de)(de)(de)(de)(de)火(huo)(huo)箭(jian)專家,對現(xian)(xian)代(dai)大(da)型火(huo)(huo)箭(jian)的(de)(de)(de)(de)(de)發(fa)展(zhan)(zhan)起(qi)到(dao)了(le)(le)繼往(wang)開(kai)來的(de)(de)(de)(de)(de)作用。V-2的(de)(de)(de)(de)(de)設(she)計雖不盡完美(mei),但它卻是人類(lei)擁有(you)(you)的(de)(de)(de)(de)(de)第(di)一(yi)件(jian)向地球引(yin)力挑戰的(de)(de)(de)(de)(de)工(gong)具,成(cheng)為航天技(ji)術(shu)發(fa)展(zhan)(zhan)史上的(de)(de)(de)(de)(de)一(yi)個(ge)重要里程碑。第(di)二次(ci)(ci)世(shi)界(jie)(jie)(jie)大(da)戰后,美(mei)、蘇兩國(guo)分別(bie)接收了(le)(le)參與V-2研制的(de)(de)(de)(de)(de)部分專家、設(she)備及資料,為這兩個(ge)國(guo)家在(zai)(zai)(zai)第(di)二次(ci)(ci)世(shi)界(jie)(jie)(jie)大(da)戰后迅速(su)發(fa)展(zhan)(zhan)火(huo)(huo)箭(jian)和導(dao)彈(dan)的(de)(de)(de)(de)(de)技(ji)術(shu)創(chuang)造了(le)(le)有(you)(you)利(li)的(de)(de)(de)(de)(de)條件(jian)。40年(nian)代(dai)末至50年(nian)代(dai)末,在(zai)(zai)(zai)V-2的(de)(de)(de)(de)(de)基礎上,以美(mei)、蘇為主研制的(de)(de)(de)(de)(de)火(huo)(huo)箭(jian)武(wu)器得(de)到(dao)了(le)(le)迅速(su)發(fa)展(zhan)(zhan),各(ge)種類(lei)型的(de)(de)(de)(de)(de)導(dao)彈(dan)武(wu)器相繼問(wen)世(shi),并形成(cheng)了(le)(le)一(yi)個(ge)完整的(de)(de)(de)(de)(de)導(dao)彈(dan)武(wu)器系(xi)統(tong)。
世界第一(yi)枚專門用(yong)于高空大氣探(tan)測的(de)火(huo)箭(jian)(jian)是美國(guo)(guo)于 1945年(nian)(nian)秋(qiu)研(yan)制(zhi)(zhi)成功的(de)“女兵下(xia)士”火(huo)箭(jian)(jian)。它能將(jiang)11公(gong)斤的(de)有效載(zai)荷(he)送到 70公(gong)里的(de)高空。此(ci)后,美國(guo)(guo)和(he)蘇聯利(li)用(yong)繳獲的(de)V-2火(huo)箭(jian)(jian)發(fa)(fa)射(she)了(le)(le)一(yi)批(pi)探(tan)空火(huo)箭(jian)(jian)。50年(nian)(nian)代(dai)的(de)國(guo)(guo)際(ji)地球物理年(nian)(nian)活(huo)動大大推動了(le)(le)探(tan)空火(huo)箭(jian)(jian)的(de)發(fa)(fa)展,許多國(guo)(guo)家開始(shi)了(le)(le)探(tan)空火(huo)箭(jian)(jian)的(de)研(yan)制(zhi)(zhi)。到80年(nian)(nian)代(dai),世界上已有20多個國(guo)(guo)家發(fa)(fa)展或(huo)使(shi)用(yong)了(le)(le)探(tan)空火(huo)箭(jian)(jian),年(nian)(nian)發(fa)(fa)射(she)量高達數(shu)千(qian)枚。中國(guo)(guo)在1958年(nian)(nian)以前曾(ceng)發(fa)(fa)射(she)過試(shi)驗性火(huo)箭(jian)(jian),1958年(nian)(nian)正(zheng)式研(yan)制(zhi)(zhi)探(tan)空火(huo)箭(jian)(jian),先后研(yan)制(zhi)(zhi)成T-7液(ye)體(ti)探(tan)空火(huo)箭(jian)(jian)和(he)改進型 T-7A探(tan)空火(huo)箭(jian)(jian)。 1965年(nian)(nian)起開始(shi)研(yan)制(zhi)(zhi)固體(ti)探(tan)空火(huo)箭(jian)(jian)“和(he)平”2號(hao)和(he)6號(hao)。
看似(si)復(fu)雜的(de)火箭(jian),原理其(qi)實非常簡單,早(zao)在(zai)17世(shi)紀(ji),牛頓(dun)就(jiu)很清晰地進(jin)行了描述:如果以一定(ding)速(su)度向(xiang)后拋出(chu)一定(ding)質量,就(jiu)會受到一個反作用力的(de)推動,向(xiang)前加速(su)。簡單的(de)火箭(jian)甚至早(zao)在(zai)牛頓(dun)提出(chu)這一原理前幾百年就(jiu)在(zai)中國被發明出(chu)來,并得(de)到了應用,包括軍用的(de)火藥箭(jian)和節日慶典的(de)煙(yan)花。
火箭向后拋出(chu)一(yi)定質(zhi)量是靠火箭發(fa)動機(ji)(ji)來完成的。火箭發(fa)動機(ji)(ji)點火以后,推(tui)(tui)進(jin)劑(ji)(ji)(ji)(液體的或(huo)固體的燃(ran)料(liao)和氧化(hua)(hua)劑(ji)(ji)(ji))在發(fa)動機(ji)(ji)燃(ran)燒室(shi)(shi)里燃(ran)燒,產生大量高壓(ya)氣體;高壓(ya)氣體從(cong)發(fa)動機(ji)(ji)噴管高速噴出(chu),對火箭產生的反作用力,使火箭沿氣體噴射的反方向前進(jin)。固體推(tui)(tui)進(jin)劑(ji)(ji)(ji)是從(cong)底(di)層向頂層或(huo)從(cong)內層向外層快(kuai)速燃(ran)燒的,而液體推(tui)(tui)進(jin)劑(ji)(ji)(ji)是用高壓(ya)氣體對燃(ran)料(liao)與(yu)氧化(hua)(hua)劑(ji)(ji)(ji)貯箱增壓(ya),然(ran)后用渦輪泵將燃(ran)料(liao)與(yu)氧化(hua)(hua)劑(ji)(ji)(ji)進(jin)一(yi)步增壓(ya)并輸送(song)進(jin)燃(ran)燒室(shi)(shi)。推(tui)(tui)進(jin)劑(ji)(ji)(ji)的化(hua)(hua)學能在發(fa)動機(ji)(ji)內轉化(hua)(hua)為(wei)燃(ran)氣的動能,形(xing)成高速氣流噴出(chu),產生推(tui)(tui)力。
火(huo)(huo)藥(yao)(yao)曾經是(shi)(shi)原始(shi)的(de)(de)火(huo)(huo)箭(jian)推進(jin)(jin)(jin)劑(ji)(ji)(ji),目前戰術型火(huo)(huo)箭(jian)或較小(xiao)導彈大多采(cai)用(yong)火(huo)(huo)藥(yao)(yao)推進(jin)(jin)(jin)劑(ji)(ji)(ji)。人們習(xi)慣(guan)性把這(zhe)樣的(de)(de)固(gu)體燃(ran)(ran)(ran)(ran)(ran)料叫(jiao)做“單元(yuan)推進(jin)(jin)(jin)劑(ji)(ji)(ji)”。需要燃(ran)(ran)(ran)(ran)(ran)燒劑(ji)(ji)(ji)加氧化(hua)劑(ji)(ji)(ji)的(de)(de)燃(ran)(ran)(ran)(ran)(ran)料被(bei)稱為(wei):“二(er)元(yuan)推進(jin)(jin)(jin)劑(ji)(ji)(ji)”。組合(he)使(shi)用(yong)液體和(he)固(gu)體燃(ran)(ran)(ran)(ran)(ran)料推進(jin)(jin)(jin)劑(ji)(ji)(ji)的(de)(de)稱為(wei)混(hun)(hun)合(he)推進(jin)(jin)(jin)劑(ji)(ji)(ji)。使(shi)用(yong)混(hun)(hun)合(he)推進(jin)(jin)(jin)劑(ji)(ji)(ji)的(de)(de)火(huo)(huo)箭(jian)發動(dong)(dong)機比沖和(he)體積比沖介于液體和(he)固(gu)體火(huo)(huo)箭(jian)推進(jin)(jin)(jin)劑(ji)(ji)(ji)之間。1950年代美國研(yan)制成功(gong)氧化(hua)氫(qing)和(he)聚乙烯(xi)作(zuo)為(wei)火(huo)(huo)箭(jian)發動(dong)(dong)機的(de)(de)混(hun)(hun)合(he)推進(jin)(jin)(jin)劑(ji)(ji)(ji)。1964年法國首先發射成功(gong)采(cai)用(yong)混(hun)(hun)合(he)推進(jin)(jin)(jin)劑(ji)(ji)(ji)為(wei)動(dong)(dong)力(li)的(de)(de)氣象火(huo)(huo)箭(jian)。我國“長征一號(hao)D”運載火(huo)(huo)箭(jian)第一級(ji)、第二(er)級(ji)用(yong)液體燃(ran)(ran)(ran)(ran)(ran)料火(huo)(huo)箭(jian)發動(dong)(dong)機,第三(san)級(ji)用(yong)固(gu)體燃(ran)(ran)(ran)(ran)(ran)料火(huo)(huo)箭(jian)發動(dong)(dong)機。也是(shi)(shi)采(cai)用(yong)混(hun)(hun)合(he)推進(jin)(jin)(jin)劑(ji)(ji)(ji)。
選(xuan)擇推進劑(ji)所需(xu)要(yao)(yao)考慮(lv)的(de)(de)因素很多,如要(yao)(yao)求(qiu)高的(de)(de)化學(xue)能焓、低分子量的(de)(de)燃燒(shao)產物。比熱(re)大、導熱(re)率(lv)高。飽和蒸(zheng)汽(qi)氣壓低,化學(xue)穩定性(xing)好,比重大、無毒(du)、無腐蝕性(xing)等。一種(zhong)推進劑(ji)不可能完全具備以(yi)上(shang)的(de)(de)這(zhe)些性(xing)能,因此不斷研究新燃料是開發空間航行的(de)(de)首要(yao)(yao)任(ren)務。
使用(yong)核(he)能燃料(liao)的火箭(jian)發(fa)動(dong)機(ji)的比沖量高(gao)、壽命(ming)長。但技(ji)術復雜,只適用(yong)長期(qi)工(gong)作(zuo)的航天器及運載火箭(jian)的高(gao)能末級。1986年前蘇聯已在和平號空間站應用(yong)核(he)動(dong)力發(fa)動(dong)機(ji)。核(he)燃料(liao)的危害性是放射性污染(ran)環境(jing)。
目前火箭發射有三(san)種方式(shi):一是(shi)地面發射,二是(shi)空中發射,三(san)是(shi)海(hai)上發射。
早期,運送有(you)效(xiao)(xiao)載荷(he)的(de)火(huo)箭都是從(cong)地面發射(she)(she)場發射(she)(she)的(de)。地面發射(she)(she)場受地理位置的(de)制約,限制了(le)有(you)效(xiao)(xiao)載荷(he)的(de)發射(she)(she)范圍,難以滿(man)足各種有(you)效(xiao)(xiao)載荷(he)的(de)需求(qiu),于是出現(xian)了(le)從(cong)空中發射(she)(she)和(he)從(cong)海(hai)上(shang)平臺(tai)發射(she)(she)火(huo)箭的(de)方式。
從空(kong)(kong)中發(fa)(fa)(fa)射火(huo)箭是用(yong)飛機(ji)(ji)(ji)將火(huo)箭運(yun)送到高空(kong)(kong)后,再釋(shi)放(fang)火(huo)箭,火(huo)箭在(zai)空(kong)(kong)中點(dian)火(huo)飛向預(yu)定軌道。采用(yong)這(zhe)(zhe)種發(fa)(fa)(fa)射方式(shi),飛機(ji)(ji)(ji)可以(yi)在(zai)不(bu)(bu)同(tong)地(di)(di)點(dian)的(de)機(ji)(ji)(ji)場(chang)起飛,從空(kong)(kong)中任何地(di)(di)點(dian)發(fa)(fa)(fa)射,它不(bu)(bu)受(shou)地(di)(di)理位置(zhi)的(de)限制。這(zhe)(zhe)樣,不(bu)(bu)僅增加(jia)了發(fa)(fa)(fa)射窗口,而且還(huan)會擴大軌道傾角的(de)范圍,因而具有(you)很大的(de)機(ji)(ji)(ji)動性(xing)。載(zai)機(ji)(ji)(ji)相當于火(huo)箭的(de)基礎(chu)級,能(neng)(neng)提高火(huo)箭本(ben)身的(de)運(yun)載(zai)能(neng)(neng)力(li),同(tong)樣火(huo)箭從空(kong)(kong)中發(fa)(fa)(fa)射比(bi)從地(di)(di)面發(fa)(fa)(fa)射,其運(yun)載(zai)能(neng)(neng)力(li)幾乎(hu)可以(yi)提高一倍。
與地面發射(she)(she)場相比,從(cong)海(hai)上平臺發射(she)(she)火(huo)(huo)箭(jian)(jian)同樣具有多(duo)種優(you)勢。首(shou)先,可以靈活選(xuan)擇(ze)(ze)發射(she)(she)地點,當(dang)選(xuan)擇(ze)(ze)在赤道附近海(hai)域發射(she)(she)時,能充分借(jie)助(zhu)地球的自轉速度,提(ti)高(gao)火(huo)(huo)箭(jian)(jian)的運載(zai)能力;其(qi)次,周圍沒有居民點,火(huo)(huo)箭(jian)(jian)落區(qu)的選(xuan)擇(ze)(ze)范圍較大,從(cong)而(er)可使多(duo)級(ji)火(huo)(huo)箭(jian)(jian)的設計更(geng)加優(you)化,進一步提(ti)高(gao)火(huo)(huo)箭(jian)(jian)的運載(zai)能力。
運載(zai)火箭發射前準備(bei)
與運(yun)載火(huo)(huo)箭的(de)(de)研制一(yi)樣(yang),運(yun)載火(huo)(huo)箭的(de)(de)發射同樣(yang)是(shi)一(yi)項綜合性的(de)(de)系統工程(cheng)。它涉(she)及的(de)(de)面(mian)(mian)很廣,包括運(yun)載火(huo)(huo)箭的(de)(de)檢(jian)查(cha)、測試(shi)、轉(zhuan)運(yun)、加(jia)注推進(jin)劑、發射程(cheng)序(xu)與數據的(de)(de)計算和裝(zhuang)訂、點火(huo)(huo)發射、跟蹤測量、安全控制、指揮通信、地面(mian)(mian)勤(qin)務保障等多方(fang)面(mian)(mian)的(de)(de)工作。
運(yun)載火(huo)(huo)箭首先(xian)進(jin)入技術(shu)準備區的(de)(de)(de)專(zhuan)用廠房。在這(zhe)里先(xian)對箭上(shang)的(de)(de)(de)儀器(qi)(qi)設備進(jin)行(xing)(xing)單(dan)元測(ce)試(shi),即(ji)對儀器(qi)(qi)設備單(dan)獨(du)進(jin)行(xing)(xing)測(ce)試(shi),檢(jian)(jian)(jian)查其(qi)性(xing)能(neng)和(he)(he)精確測(ce)量(liang)其(qi)參(can)數。單(dan)元測(ce)試(shi)合(he)格后(hou)(hou)進(jin)行(xing)(xing)分系(xi)(xi)(xi)統(tong)(tong)測(ce)試(shi),它是在系(xi)(xi)(xi)統(tong)(tong)處于工(gong)(gong)作狀態下,對系(xi)(xi)(xi)統(tong)(tong)內(nei)各儀器(qi)(qi)設備工(gong)(gong)作的(de)(de)(de)協(xie)調性(xing)和(he)(he)功能(neng)進(jin)行(xing)(xing)檢(jian)(jian)(jian)查,并(bing)測(ce)量(liang)其(qi)工(gong)(gong)作參(can)數。接(jie)下來各分系(xi)(xi)(xi)統(tong)(tong)之間(jian)進(jin)行(xing)(xing)匹配測(ce)試(shi),檢(jian)(jian)(jian)查系(xi)(xi)(xi)統(tong)(tong)之間(jian)工(gong)(gong)作是否協(xie)調匹配。最后(hou)(hou)進(jin)行(xing)(xing)箭上(shang)所有(you)系(xi)(xi)(xi)統(tong)(tong)都參(can)加的(de)(de)(de)總檢(jian)(jian)(jian)查,總檢(jian)(jian)(jian)查一般(ban)要進(jin)行(xing)(xing)多次,以模擬各種飛行(xing)(xing)狀態來驗證運(yun)載火(huo)(huo)箭全系(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)技術(shu)性(xing)能(neng)和(he)(he)可靠性(xing),并(bing)使火(huo)(huo)箭達(da)到(dao)符合(he)發射狀態的(de)(de)(de)要求。總檢(jian)(jian)(jian)查之后(hou)(hou),開始在運(yun)載火(huo)(huo)箭上(shang)安(an)裝各種火(huo)(huo)工(gong)(gong)品和(he)(he)火(huo)(huo)工(gong)(gong)裝置,并(bing)準備轉(zhuan)場。
在(zai)運載火箭進行(xing)技術測(ce)(ce)試(shi)(shi)(shi)(shi)的同(tong)時,發(fa)射場(chang)內(nei)(nei)的測(ce)(ce)控(kong)系統要進行(xing)設備聯試(shi)(shi)(shi)(shi)。先是進行(xing)場(chang)內(nei)(nei)設備聯試(shi)(shi)(shi)(shi),然后(hou)再與分布在(zai)各地的測(ce)(ce)控(kong)站(zhan)設備聯試(shi)(shi)(shi)(shi)。與此同(tong)時,地面勤務保(bao)障部門對(dui)發(fa)射設備、加(jia)注(zhu)設備進行(xing)調(diao)試(shi)(shi)(shi)(shi);氣(qi)象(xiang)保(bao)障部門開通(tong)氣(qi)象(xiang)情(qing)報網(wang)和天(tian)氣(qi)會商網(wang),啟動氣(qi)象(xiang)測(ce)(ce)量雷達,開始進行(xing)天(tian)氣(qi)的長、中、短(duan)期預報。
當運(yun)(yun)載(zai)火箭(jian)在(zai)(zai)技術(shu)準備(bei)區(qu)(qu)(qu)(qu)經檢(jian)查(cha)測(ce)(ce)(ce)(ce)試(shi)達到可(ke)以(yi)進(jin)(jin)(jin)行(xing)發(fa)(fa)(fa)射(she)的(de)狀(zhuang)(zhuang)態(tai)后,即(ji)可(ke)轉運(yun)(yun)到發(fa)(fa)(fa)射(she)區(qu)(qu)(qu)(qu)。發(fa)(fa)(fa)射(she)區(qu)(qu)(qu)(qu)內(nei)有發(fa)(fa)(fa)射(she)臺、勤(qin)(qin)務塔和(he)臍帶塔等主要發(fa)(fa)(fa)射(she)設(she)施。運(yun)(yun)載(zai)火箭(jian)分級(ji)運(yun)(yun)至發(fa)(fa)(fa)射(she)區(qu)(qu)(qu)(qu)后,由勤(qin)(qin)務塔上的(de)吊(diao)裝設(she)備(bei)對(dui)(dui)(dui)運(yun)(yun)載(zai)火箭(jian)分級(ji)吊(diao)裝、對(dui)(dui)(dui)接和(he)總(zong)裝,并(bing)將(jiang)其豎立在(zai)(zai)發(fa)(fa)(fa)射(she)臺上。隨后在(zai)(zai)豎立狀(zhuang)(zhuang)態(tai)下對(dui)(dui)(dui)運(yun)(yun)載(zai)火箭(jian)再(zai)一次進(jin)(jin)(jin)行(xing)分系統(tong)測(ce)(ce)(ce)(ce)試(shi)、系統(tong)間性能匹配(pei)測(ce)(ce)(ce)(ce)試(shi)、總(zong)檢(jian)查(cha)和(he)發(fa)(fa)(fa)射(she)演練等。在(zai)(zai)發(fa)(fa)(fa)射(she)區(qu)(qu)(qu)(qu)測(ce)(ce)(ce)(ce)試(shi)的(de)內(nei)容要比在(zai)(zai)技術(shu)區(qu)(qu)(qu)(qu)的(de)測(ce)(ce)(ce)(ce)試(shi)簡(jian)化。在(zai)(zai)檢(jian)查(cha)測(ce)(ce)(ce)(ce)試(shi)工作結(jie)束后,就可(ke)向運(yun)(yun)載(zai)火箭(jian)加(jia)注(zhu)推(tui)進(jin)(jin)(jin)劑,并(bing)進(jin)(jin)(jin)行(xing)瞄準定(ding)位。與此同時,地面勤(qin)(qin)務保(bao)障部門(men)要進(jin)(jin)(jin)行(xing)推(tui)進(jin)(jin)(jin)劑化驗(yan),確定(ding)推(tui)進(jin)(jin)(jin)劑的(de)加(jia)注(zhu)參數;氣象部門(men)要提(ti)供(gong)臨發(fa)(fa)(fa)射(she)前發(fa)(fa)(fa)射(she)場(chang)區(qu)(qu)(qu)(qu)的(de)天氣情況(kuang)及發(fa)(fa)(fa)射(she)場(chang)區(qu)(qu)(qu)(qu)上空的(de)高空風場(chang)等情況(kuang),以(yi)及火箭(jian)飛行(xing)經過(guo)地區(qu)(qu)(qu)(qu)的(de)氣象情況(kuang)。
運載火箭發射程序
當一(yi)切準備(bei)(bei)(bei)工(gong)作基本結束(shu)之后(hou)(hou),發(fa)射(she)工(gong)作便(bian)可(ke)進入(ru)(ru)倒計(ji)時(shi)(shi)階段。倒計(ji)時(shi)(shi)階段開始(shi)(shi)時(shi)(shi),由(you)指(zhi)揮中心向(xiang)發(fa)射(she)場(chang)、火箭(jian)飛(fei)行過程中箭(jian)體分離(li)后(hou)(hou)的落區、分布在(zai)各地的測(ce)控站、遠洋測(ce)量艦隊和(he)有關部(bu)門統(tong)一(yi)發(fa)布口令(ling)。各部(bu)門、各單位接(jie)到(dao)口令(ling)后(hou)(hou),根(gen)據時(shi)(shi)間統(tong)一(yi)勤務系統(tong)提供的統(tong)一(yi)時(shi)(shi)鐘(zhong)各自進入(ru)(ru)臨射(she)前(qian)的工(gong)作程序。一(yi)般運(yun)載(zai)火箭(jian)的倒計(ji)時(shi)(shi)從由(you)發(fa)射(she)窗口確定(ding)的發(fa)射(she)時(shi)(shi)間前(qian)1個小時(shi)(shi)開始(shi)(shi),叫做(zuo)1小時(shi)(shi)準備(bei)(bei)(bei)。然后(hou)(hou)是30分鐘(zhong)準備(bei)(bei)(bei)、15分鐘(zhong)準備(bei)(bei)(bei)、5分鐘(zhong)準備(bei)(bei)(bei)、1分鐘(zhong)準備(bei)(bei)(bei),最后(hou)(hou)是從10開始(shi)(shi)倒數至1,運(yun)載(zai)火箭(jian)點(dian)火起飛(fei)。采(cai)用低(di)溫推(tui)進劑的運(yun)載(zai)火箭(jian),由(you)于(yu)低(di)溫推(tui)進劑極(ji)易蒸發(fa),必須嚴格控制推(tui)進劑加注后(hou)(hou)的時(shi)(shi)間,因此常提前(qian)到(dao)離(li)發(fa)射(she)時(shi)(shi)間4-7小時(shi)(shi)就開始(shi)(shi)進入(ru)(ru)倒計(ji)時(shi)(shi)階段。
發(fa)(fa)射(she)(she)工(gong)作(zuo)進(jin)(jin)(jin)入1小時(shi)準備后,發(fa)(fa)射(she)(she)場的(de)(de)(de)(de)(de)各項工(gong)作(zuo)均按時(shi)間(jian)程序由地(di)(di)面(mian)測(ce)(ce)試發(fa)(fa)射(she)(she)控制設備來(lai)操(cao)作(zuo),它可(ke)以(yi)(yi)是(shi)(shi)半(ban)自(zi)(zi)動(dong)(dong)的(de)(de)(de)(de)(de),也(ye)可(ke)以(yi)(yi)是(shi)(shi)全(quan)自(zi)(zi)動(dong)(dong)的(de)(de)(de)(de)(de)。在這(zhe)段時(shi)間(jian)的(de)(de)(de)(de)(de)準備過程中(zhong),主要的(de)(de)(de)(de)(de)工(gong)作(zuo)有:對(dui)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)上(shang)(shang)系(xi)統(tong)通(tong)(tong)電(dian)以(yi)(yi)進(jin)(jin)(jin)行(xing)射(she)(she)前(qian)(qian)功能(neng)檢(jian)查(cha),對(dui)火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)裝訂(ding)飛行(xing)程序和數據,進(jin)(jin)(jin)行(xing)精(jing)確瞄準,對(dui)推(tui)進(jin)(jin)(jin)劑(ji)貯箱進(jin)(jin)(jin)行(xing)增壓,對(dui)采用低溫推(tui)進(jin)(jin)(jin)劑(ji)的(de)(de)(de)(de)(de)火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)補(bu)加(jia)推(tui)進(jin)(jin)(jin)劑(ji),氣路連(lian)(lian)(lian)(lian)接(jie)(jie)器(qi)、加(jia)注連(lian)(lian)(lian)(lian)接(jie)(jie)器(qi)自(zi)(zi)動(dong)(dong)脫(tuo)(tuo)開(kai)(kai),遙測(ce)(ce)系(xi)統(tong)、外(wai)測(ce)(ce)系(xi)統(tong)的(de)(de)(de)(de)(de)連(lian)(lian)(lian)(lian)接(jie)(jie)插(cha)頭(tou)自(zi)(zi)動(dong)(dong)脫(tuo)(tuo)落。到1分鐘準備時(shi),箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)上(shang)(shang)系(xi)統(tong)由地(di)(di)面(mian)供(gong)電(dian)轉為由箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)上(shang)(shang)電(dian)池供(gong)電(dian),經(jing)10秒(miao)鐘自(zi)(zi)檢(jian)正常(chang)(chang)后,電(dian)纜(lan)(lan)(lan)連(lian)(lian)(lian)(lian)接(jie)(jie)器(qi)自(zi)(zi)動(dong)(dong)脫(tuo)(tuo)落,電(dian)纜(lan)(lan)(lan)擺桿離(li)開(kai)(kai)運載火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)擺到預定位置(zhi)。這(zhe)時(shi)運載火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)除(chu)底部(bu)只有一(yi)(yi)個經(jing)脫(tuo)(tuo)拔(ba)(ba)插(cha)頭(tou)連(lian)(lian)(lian)(lian)接(jie)(jie)的(de)(de)(de)(de)(de)電(dian)纜(lan)(lan)(lan)尚(shang)與(yu)地(di)(di)面(mian)連(lian)(lian)(lian)(lian)接(jie)(jie)外(wai),其他一(yi)(yi)切與(yu)地(di)(di)面(mian)連(lian)(lian)(lian)(lian)接(jie)(jie)的(de)(de)(de)(de)(de)插(cha)頭(tou)均已完(wan)全(quan)脫(tuo)(tuo)開(kai)(kai)。射(she)(she)前(qian)(qian)30秒(miao)鐘,發(fa)(fa)射(she)(she)場的(de)(de)(de)(de)(de)測(ce)(ce)控系(xi)統(tong)與(yu)各地(di)(di)測(ce)(ce)控跟蹤站開(kai)(kai)始(shi)啟動(dong)(dong);射(she)(she)前(qian)(qian)7秒(miao)鐘,發(fa)(fa)射(she)(she)臺周圍的(de)(de)(de)(de)(de)高(gao)速攝(she)影機(ji)開(kai)(kai)拍,開(kai)(kai)始(shi)記錄火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)點火(huo)(huo)起飛的(de)(de)(de)(de)(de)實(shi)況(kuang);到0秒(miao)時(shi)火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)點火(huo)(huo)。當火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)離(li)開(kai)(kai)發(fa)(fa)射(she)(she)臺時(shi),底部(bu)唯一(yi)(yi)尚(shang)連(lian)(lian)(lian)(lian)接(jie)(jie)著的(de)(de)(de)(de)(de)電(dian)纜(lan)(lan)(lan)脫(tuo)(tuo)拔(ba)(ba)插(cha)頭(tou)被拉(la)脫(tuo)(tuo),火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)與(yu)地(di)(di)面(mian)的(de)(de)(de)(de)(de)有線控制完(wan)全(quan)中(zhong)斷。但如果在火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)點火(huo)(huo)尚(shang)未離(li)開(kai)(kai)發(fa)(fa)射(she)(she)臺前(qian)(qian),發(fa)(fa)現(xian)火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)發(fa)(fa)動(dong)(dong)機(ji)工(gong)作(zuo)不正常(chang)(chang),地(di)(di)面(mian)可(ke)通(tong)(tong)過這(zhe)根電(dian)纜(lan)(lan)(lan)對(dui)火(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)(jian)(jian)(jian)實(shi)施緊急關機(ji)。
火(huo)(huo)箭(jian)起飛后,在(zai)控制系統的(de)(de)控制下,分別完成程序轉彎、助推器(qi)脫落、上面級火(huo)(huo)箭(jian)的(de)(de)點火(huo)(huo)與(yu)(yu)關(guan)機、級間分離和(he)整(zheng)流罩分離等;當火(huo)(huo)箭(jian)到達入(ru)軌(gui)(gui)點時(shi),有效載荷與(yu)(yu)火(huo)(huo)箭(jian)分離、進入(ru)預定軌(gui)(gui)道(dao)運行,這時(shi),運載火(huo)(huo)箭(jian)的(de)(de)發射工作(zuo)完滿結束。
按級(ji)(ji)(ji)(ji)數(shu)來(lai)分(fen),可分(fen)為單級(ji)(ji)(ji)(ji)火(huo)箭、多(duo)(duo)級(ji)(ji)(ji)(ji)火(huo)箭兩(liang)種(zhong)類(lei)型。由于單級(ji)(ji)(ji)(ji)火(huo)箭在實際應用(yong)上很難實現宇(yu)宙飛行所必需(xu)的(de)宇(yu)宙速(su)度,因此需(xu)要采(cai)用(yong)多(duo)(duo)級(ji)(ji)(ji)(ji)火(huo)箭來(lai)解決(jue)這(zhe)一問題。多(duo)(duo)級(ji)(ji)(ji)(ji)火(huo)箭的(de)一子級(ji)(ji)(ji)(ji)在發射點火(huo)后就開始工作,工作結束后與整個(ge)火(huo)箭分(fen)離,再由二子級(ji)(ji)(ji)(ji)繼續(xu)將有效載荷(he)推(tui)向太(tai)空,以此類(lei)推(tui),直(zhi)至(zhi)把有效載荷(he)送入(ru)預定軌(gui)道(dao)。多(duo)(duo)級(ji)(ji)(ji)(ji)火(huo)箭一般由2-4級(ji)(ji)(ji)(ji)組成,有串聯(lian)(lian)、并聯(lian)(lian)和串-并聯(lian)(lian)三種(zhong)聯(lian)(lian)接方(fang)式。
按動力能源
按動(dong)力能源分為化學能火(huo)(huo)(huo)箭(jian)、電能火(huo)(huo)(huo)箭(jian)、核(he)能火(huo)(huo)(huo)箭(jian)、太陽能火(huo)(huo)(huo)箭(jian)及光(guang)子火(huo)(huo)(huo)箭(jian)等。目前最常(chang)用的(de)(de)是化學能火(huo)(huo)(huo)箭(jian),它又(you)分為液體(ti)推(tui)進(jin)(jin)劑火(huo)(huo)(huo)箭(jian)、固體(ti)推(tui)進(jin)(jin)劑火(huo)(huo)(huo)箭(jian)和固-液混合推(tui)進(jin)(jin)劑火(huo)(huo)(huo)箭(jian)。作為新能源火(huo)(huo)(huo)箭(jian)的(de)(de)代表,核(he)能火(huo)(huo)(huo)箭(jian)的(de)(de)優點是其(qi)發動(dong)機比(bi)沖比(bi)化學能火(huo)(huo)(huo)箭(jian)的(de)(de)高,而推(tui)進(jin)(jin)劑只有一(yi)種,簡化了火(huo)(huo)(huo)箭(jian)結構,適合執(zhi)行長時間(jian)任務或星際任務。
按(an)用(yong)途分為探(tan)空(kong)火箭(jian)(jian)(jian)(jian)和(he)運(yun)載(zai)火箭(jian)(jian)(jian)(jian)。探(tan)空(kong)火箭(jian)(jian)(jian)(jian)指在近太空(kong)進行探(tan)測(ce)、科學試(shi)驗的火箭(jian)(jian)(jian)(jian),一般不設控(kong)制系統,是30~200千(qian)米高空(kong)的有效探(tan)測(ce)工具。探(tan)空(kong)火箭(jian)(jian)(jian)(jian)還可按(an)研究對象(xiang)或用(yong)途分翔(xiang)如(ru)地(di)球物理火箭(jian)(jian)(jian)(jian)、氣(qi)象(xiang)火箭(jian)(jian)(jian)(jian)、生物火箭(jian)(jian)(jian)(jian)、技術試(shi)驗火箭(jian)(jian)(jian)(jian)和(he)防雹火箭(jian)(jian)(jian)(jian)等。運(yun)載(zai)火箭(jian)(jian)(jian)(jian)又分為衛星運(yun)載(zai)火箭(jian)(jian)(jian)(jian)和(he)載(zai)人運(yun)載(zai)火箭(jian)(jian)(jian)(jian)。
按控制形式
按控(kong)制形式分為有控(kong)火箭(jian)(jian)和(he)無控(kong)火箭(jian)(jian)。
按運載能力
按(an)運載(zai)能力分為小型(xing)火(huo)(huo)箭(jian)、中型(xing)火(huo)(huo)箭(jian)、大型(xing)火(huo)(huo)箭(jian)和重型(xing)火(huo)(huo)箭(jian)。
按軌道分為(wei)近(jin)地(di)軌道火(huo)箭(jian)、太陽同(tong)步(bu)軌道火(huo)箭(jian)、地(di)球(qiu)同(tong)步(bu)軌道火(huo)箭(jian)及月球(qiu)軌道火(huo)箭(jian)等。
按可否重復使用
按可否重(zhong)復(fu)使用(yong)分為一(yi)次性使用(yong)火箭(jian)、部分重(zhong)復(fu)使用(yong)火箭(jian)和完(wan)全重(zhong)復(fu)使用(yong)火箭(jian)等。
由中(zhong)(zhong)國(guo)航(hang)(hang)天(tian)科技集團有(you)限(xian)公司(si)自主研制的(de)(de)(de)長征(zheng)系列(lie)運(yun)(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian),承擔了(le)我國(guo)96.4%的(de)(de)(de)發(fa)(fa)(fa)射(she)(she)(she)(she)任(ren)務(wu),發(fa)(fa)(fa)射(she)(she)(she)(she)航(hang)(hang)天(tian)器總質量(liang)占中(zhong)(zhong)國(guo)發(fa)(fa)(fa)射(she)(she)(she)(she)總質量(liang)的(de)(de)(de)99.2%。從(cong)1970年首飛至今,長征(zheng)系列(lie)運(yun)(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)先后有(you)17型(xing)(xing)基礎級火(huo)(huo)(huo)箭(jian)(jian)和5型(xing)(xing)上面級投(tou)入(ru)使(shi)用,成(cheng)(cheng)功(gong)(gong)將500多個航(hang)(hang)天(tian)器送入(ru)預定軌(gui)(gui)道,實(shi)(shi)現了(le)從(cong)無到有(you),從(cong)串聯到捆綁,從(cong)一箭(jian)(jian)一星(xing)到一箭(jian)(jian)多星(xing),從(cong)發(fa)(fa)(fa)射(she)(she)(she)(she)衛星(xing)到發(fa)(fa)(fa)射(she)(she)(she)(she)載(zai)(zai)人(ren)(ren)飛船和月球(qiu)探測(ce)器,從(cong)現役(yi)運(yun)(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)到新一代運(yun)(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)等一系列(lie)重大跨(kua)越(yue),具備了(le)發(fa)(fa)(fa)射(she)(she)(she)(she)低、中(zhong)(zhong)、高(gao)不同軌(gui)(gui)道、不同類(lei)型(xing)(xing)載(zai)(zai)荷(he)的(de)(de)(de)能力(li)(li),運(yun)(yun)(yun)載(zai)(zai)能力(li)(li)和入(ru)軌(gui)(gui)精度(du)均(jun)處于(yu)(yu)世(shi)界(jie)(jie)(jie)先進水平,已成(cheng)(cheng)為(wei)(wei)中(zhong)(zhong)國(guo)第一、世(shi)界(jie)(jie)(jie)知名、在(zai)國(guo)際高(gao)科技產業具有(you)自主知識產權(quan)的(de)(de)(de)品牌。多年來,長征(zheng)系列(lie)運(yun)(yun)(yun)載(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)有(you)力(li)(li)支撐保障了(le)我國(guo)載(zai)(zai)人(ren)(ren)航(hang)(hang)天(tian)、月球(qiu)探測(ce)、北斗衛星(xing)導航(hang)(hang)、高(gao)分(fen)辨率對地觀測(ce)系統等一系列(lie)重大工(gong)程任(ren)務(wu)的(de)(de)(de)成(cheng)(cheng)功(gong)(gong)實(shi)(shi)施,為(wei)(wei)推動(dong)相關領域(yu)發(fa)(fa)(fa)展,加快科技強(qiang)國(guo)和航(hang)(hang)天(tian)強(qiang)國(guo)建設打下(xia)了(le)堅實(shi)(shi)基礎。據統計,長征(zheng)火(huo)(huo)(huo)箭(jian)(jian)300次(ci)發(fa)(fa)(fa)射(she)(she)(she)(she)的(de)(de)(de)成(cheng)(cheng)功(gong)(gong)率約為(wei)(wei)96%。與(yu)前50次(ci)發(fa)(fa)(fa)射(she)(she)(she)(she)相比(bi),后250次(ci)發(fa)(fa)(fa)射(she)(she)(she)(she)的(de)(de)(de)成(cheng)(cheng)功(gong)(gong)率明顯提升且趨于(yu)(yu)穩定。在(zai)第三個100次(ci)發(fa)(fa)(fa)射(she)(she)(she)(she)中(zhong)(zhong),長征(zheng)火(huo)(huo)(huo)箭(jian)(jian)共將225顆航(hang)(hang)天(tian)器送入(ru)預定軌(gui)(gui)道,發(fa)(fa)(fa)射(she)(she)(she)(she)成(cheng)(cheng)功(gong)(gong)率高(gao)達97%,居(ju)(ju)世(shi)界(jie)(jie)(jie)領先地位。2018年,長征(zheng)火(huo)(huo)(huo)箭(jian)(jian)年發(fa)(fa)(fa)射(she)(she)(she)(she)連續成(cheng)(cheng)功(gong)(gong)次(ci)數達到37次(ci),首次(ci)獨居(ju)(ju)世(shi)界(jie)(jie)(jie)航(hang)(hang)天(tian)發(fa)(fa)(fa)射(she)(she)(she)(she)次(ci)數年度(du)第一位,在(zai)近20年世(shi)界(jie)(jie)(jie)各國(guo)航(hang)(hang)天(tian)發(fa)(fa)(fa)射(she)(she)(she)(she)史中(zhong)(zhong),是連續成(cheng)(cheng)功(gong)(gong)發(fa)(fa)(fa)射(she)(she)(she)(she)次(ci)數最高(gao)的(de)(de)(de)一年,創造了(le)世(shi)界(jie)(jie)(jie)航(hang)(hang)天(tian)發(fa)(fa)(fa)射(she)(she)(she)(she)的(de)(de)(de)新紀錄。
歐(ou)空(kong)局研(yan)(yan)制(zhi)的(de)(de)(de)(de)(de)運載(zai)火(huo)(huo)箭(jian)系(xi)列。由歐(ou)洲(zhou)11個國家(jia)組成的(de)(de)(de)(de)(de)歐(ou)空(kong)局于(yu)1973年(nian)開始研(yan)(yan)制(zhi),迄今(jin)已發(fa)(fa)(fa)展(zhan)了阿(a)(a)(a)里(li)安(an)(an)1~5五種(zhong)型(xing)別。目前(qian)使用(yong)(yong)(yong)(yong)(yong)最多(duo)的(de)(de)(de)(de)(de)是阿(a)(a)(a)里(li)安(an)(an)5火(huo)(huo)箭(jian)。阿(a)(a)(a)里(li)安(an)(an)5火(huo)(huo)箭(jian)于(yu)1988年(nian)1月開始研(yan)(yan)制(zhi),1996年(nian)6月首(shou)次(ci)飛(fei)(fei)(fei)行,迄今(jin)為(wei)(wei)止,研(yan)(yan)制(zhi)并(bing)投(tou)入使用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)有(you)阿(a)(a)(a)里(li)安(an)(an)5G、5GS、5ECA、5ES等型(xing)號(hao),起飛(fei)(fei)(fei)質量為(wei)(wei)746~480噸(dun),起飛(fei)(fei)(fei)推力為(wei)(wei)11400~13000kN,可(ke)(ke)用(yong)(yong)(yong)(yong)(yong)于(yu)向地(di)球(qiu)(qiu)同步轉(zhuan)移(yi)軌(gui)道(dao)、太陽同步軌(gui)道(dao)、中低(di)(di)軌(gui)道(dao)以(yi)及飛(fei)(fei)(fei)離地(di)球(qiu)(qiu)軌(gui)道(dao)發(fa)(fa)(fa)射(she)各類(lei)衛星(xing)和(he)航天(tian)器,同時也可(ke)(ke)執行一箭(jian)多(duo)星(xing)發(fa)(fa)(fa)射(she)任務,曾(ceng)發(fa)(fa)(fa)射(she)過天(tian)網(wang)、SYRACUSE等軍用(yong)(yong)(yong)(yong)(yong)通信衛星(xing)。阿(a)(a)(a)里(li)安(an)(an)5為(wei)(wei)兩級液體(ti)火(huo)(huo)箭(jian),一子(zi)(zi)級采(cai)用(yong)(yong)(yong)(yong)(yong)液氫(qing)、液氧推進(jin)(jin)劑(ji)(ji),二子(zi)(zi)級采(cai)用(yong)(yong)(yong)(yong)(yong)四氧化(hua)二氮、一甲基(ji)肼(jing)或液氧/液氫(qing)推進(jin)(jin)劑(ji)(ji),在一子(zi)(zi)級周(zhou)圍捆綁(bang)了2枚大(da)型(xing)固體(ti)助(zhu)推器。目前(qian)在用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)火(huo)(huo)箭(jian)型(xing)號(hao)主(zhu)要有(you)阿(a)(a)(a)里(li)安(an)(an)5GS、5ECA、5ES。阿(a)(a)(a)里(li)安(an)(an)5GS低(di)(di)溫(wen)主(zhu)級采(cai)用(yong)(yong)(yong)(yong)(yong)火(huo)(huo)神發(fa)(fa)(fa)動機,上面級采(cai)用(yong)(yong)(yong)(yong)(yong)可(ke)(ke)重復點火(huo)(huo)常溫(wen)推進(jin)(jin)劑(ji)(ji)發(fa)(fa)(fa)動機,地(di)球(qiu)(qiu)同步轉(zhuan)移(yi)軌(gui)道(dao)運載(zai)能力達到(dao)6.5噸(dun)。阿(a)(a)(a)里(li)安(an)(an)5ECA采(cai)用(yong)(yong)(yong)(yong)(yong)改進(jin)(jin)的(de)(de)(de)(de)(de)火(huo)(huo)神2低(di)(di)溫(wen)推進(jin)(jin)劑(ji)(ji)發(fa)(fa)(fa)動機,二子(zi)(zi)級改用(yong)(yong)(yong)(yong)(yong)低(di)(di)溫(wen)上面級,使地(di)球(qiu)(qiu)同步轉(zhuan)移(yi)軌(gui)道(dao)運載(zai)能力提高到(dao)10.5噸(dun)。阿(a)(a)(a)里(li)安(an)(an)5ES火(huo)(huo)箭(jian)主(zhu)要用(yong)(yong)(yong)(yong)(yong)于(yu)發(fa)(fa)(fa)射(she)歐(ou)洲(zhou)自(zi)動轉(zhuan)移(yi)飛(fei)(fei)(fei)行器(ATV),近地(di)軌(gui)道(dao)運載(zai)能力為(wei)(wei)21噸(dun)。
日(ri)本(ben)研制(zhi)(zhi)(zhi)的(de)(de)(de)運(yun)載(zai)(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)系列(lie)。研制(zhi)(zhi)(zhi)始于(yu)(yu)1981年(nian),迄今已發(fa)展了(le)H-1、H-2、H-2A等(deng)(deng)(deng)多(duo)種型(xing)號(hao),目(mu)前正在研制(zhi)(zhi)(zhi)H-2B火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian),用(yong)(yong)于(yu)(yu)發(fa)射(she)H-2轉(zhuan)(zhuan)移飛行(xing)(xing)器(HTV)。H-1火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)的(de)(de)(de)地(di)球(qiu)(qiu)(qiu)(qiu)同(tong)(tong)(tong)(tong)步(bu)轉(zhuan)(zhuan)移軌(gui)(gui)道(dao)(dao)(dao)運(yun)載(zai)(zai)(zai)能(neng)(neng)力為(wei)1.1噸(dun),由于(yu)(yu)使(shi)(shi)用(yong)(yong)了(le)美(mei)國技術,只允許(xu)用(yong)(yong)來(lai)發(fa)射(she)日(ri)本(ben)國內(nei)衛(wei)(wei)星(xing),1988年(nian)投入使(shi)(shi)用(yong)(yong),1992年(nian)退(tui)役。H-2火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)是(shi)日(ri)本(ben)獨立研制(zhi)(zhi)(zhi)的(de)(de)(de)首枚大(da)型(xing)兩級(ji)捆綁(bang)式液體(ti)運(yun)載(zai)(zai)(zai)火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian),主要用(yong)(yong)于(yu)(yu)發(fa)射(she)1~2噸(dun)級(ji)的(de)(de)(de)地(di)球(qiu)(qiu)(qiu)(qiu)同(tong)(tong)(tong)(tong)步(bu)軌(gui)(gui)道(dao)(dao)(dao)衛(wei)(wei)星(xing),于(yu)(yu)1994年(nian)開始首飛,由于(yu)(yu)成(cheng)本(ben)高、可靠性差以及操作復雜等(deng)(deng)(deng)問題,1999被停(ting)止使(shi)(shi)用(yong)(yong)。目(mu)前在用(yong)(yong)的(de)(de)(de)是(shi)以H-2為(wei)基礎進行(xing)(xing)了(le)較大(da)的(de)(de)(de)改進的(de)(de)(de)H-2A火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)系列(lie),有標準型(xing)(H2A202、H2A2022、H2A2024)和增(zeng)強(qiang)型(xing)(H2A204),均為(wei)二級(ji)火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian),一(yi)、二子級(ji)使(shi)(shi)用(yong)(yong)液氧/液氫推進劑,通過(guo)模塊化設計,采用(yong)(yong)相同(tong)(tong)(tong)(tong)火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)結構模塊的(de)(de)(de)不(bu)同(tong)(tong)(tong)(tong)配(pei)置來(lai)組成(cheng)不(bu)同(tong)(tong)(tong)(tong)火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)型(xing)號(hao),最大(da)近地(di)軌(gui)(gui)道(dao)(dao)(dao)運(yun)載(zai)(zai)(zai)能(neng)(neng)力為(wei)10噸(dun),最大(da)地(di)球(qiu)(qiu)(qiu)(qiu)同(tong)(tong)(tong)(tong)步(bu)轉(zhuan)(zhuan)移軌(gui)(gui)道(dao)(dao)(dao)的(de)(de)(de)運(yun)載(zai)(zai)(zai)能(neng)(neng)力為(wei)6噸(dun),用(yong)(yong)于(yu)(yu)日(ri)本(ben)政府軍用(yong)(yong)和民用(yong)(yong)有效(xiao)載(zai)(zai)(zai)荷的(de)(de)(de)發(fa)射(she),包括(kuo)地(di)球(qiu)(qiu)(qiu)(qiu)同(tong)(tong)(tong)(tong)步(bu)軌(gui)(gui)道(dao)(dao)(dao)通信衛(wei)(wei)星(xing)、偵察衛(wei)(wei)星(xing)、月球(qiu)(qiu)(qiu)(qiu)探測(ce)器和星(xing)際(ji)(ji)探測(ce)器等(deng)(deng)(deng),同(tong)(tong)(tong)(tong)時承攬國際(ji)(ji)商(shang)業發(fa)射(she)服務。日(ri)本(ben)正在H-2A火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian)的(de)(de)(de)基礎上發(fa)展更大(da)的(de)(de)(de)H-2B火(huo)(huo)(huo)(huo)箭(jian)(jian)(jian),其(qi)一(yi)子級(ji)直徑從4米增(zeng)加到(dao)5米,主發(fa)動機增(zeng)加到(dao)2臺,可用(yong)(yong)于(yu)(yu)發(fa)射(she)有效(xiao)載(zai)(zai)(zai)荷質量(liang)為(wei)16.5噸(dun)的(de)(de)(de)HTV,向(xiang)國際(ji)(ji)空間站(zhan)運(yun)送貨物,也可將(jiang)質量(liang)8噸(dun)的(de)(de)(de)其(qi)他類(lei)型(xing)有效(xiao)載(zai)(zai)(zai)荷送入地(di)球(qiu)(qiu)(qiu)(qiu)同(tong)(tong)(tong)(tong)步(bu)轉(zhuan)(zhuan)移軌(gui)(gui)道(dao)(dao)(dao)。
蘇(su)聯(lian)/俄羅斯研(yan)制(zhi)的(de)(de)第一種非導彈衍(yan)生的(de)(de)運(yun)(yun)載(zai)火(huo)(huo)(huo)箭(jian)。是(shi)專(zhuan)為航(hang)天任務(wu)設計(ji)的(de)(de)大型運(yun)(yun)載(zai)器(qi),包括(kuo)二(er)級(ji)(ji)型、三(san)級(ji)(ji)型和(he)四級(ji)(ji)型,于(yu)1965年進行首飛(fei),曾(ceng)發射(she)了“熒光屏”、“彩虹”、“地(di)(di)(di)平線(xian)”系列通信衛星、格(ge)洛納斯(GLONSS)軍民兩(liang)用(yong)(yong)(yong)導航(hang)衛星及(ji)(ji)“月球(qiu)”、“金星”、“火(huo)(huo)(huo)星”等探測器(qi),執行過(guo)月面采樣(yang)返回和(he)金星表(biao)面軟著陸任務(wu)。二(er)級(ji)(ji)型質(zhi)子(zi)(zi)號(hao)(hao)(hao)1961年開始(shi)研(yan)制(zhi),采用(yong)(yong)(yong)四氧化(hua)二(er)氮及(ji)(ji)偏二(er)甲(jia)肼(jing)推進劑,用(yong)(yong)(yong)于(yu)發射(she)大型月球(qiu)探測器(qi)、星際(ji)探測器(qi)、空(kong)間(jian)站艙(cang)件和(he)地(di)(di)(di)球(qiu)同(tong)步(bu)軌(gui)道(dao)衛星,能(neng)把(ba)12.5噸(dun)(dun)有效載(zai)荷送入近(jin)地(di)(di)(di)軌(gui)道(dao)。三(san)級(ji)(ji)型由二(er)級(ji)(ji)型火(huo)(huo)(huo)箭(jian)加上一個液體三(san)子(zi)(zi)級(ji)(ji)構成(cheng),主(zhu)要(yao)用(yong)(yong)(yong)于(yu)發射(she)蘇(su)聯(lian)空(kong)間(jian)站與量子(zi)(zi)號(hao)(hao)(hao)、晶(jing)體號(hao)(hao)(hao)及(ji)(ji)宇宙號(hao)(hao)(hao)空(kong)間(jian)站艙(cang),能(neng)把(ba)21噸(dun)(dun)的(de)(de)有效載(zai)荷送入近(jin)地(di)(di)(di)軌(gui)道(dao)。目前使用(yong)(yong)(yong)的(de)(de)主(zhu)要(yao)是(shi)四級(ji)(ji)型質(zhi)子(zi)(zi)號(hao)(hao)(hao)K/DM和(he)質(zhi)子(zi)(zi)號(hao)(hao)(hao)M/微(wei)風M兩(liang)種型號(hao)(hao)(hao)火(huo)(huo)(huo)箭(jian),是(shi)在三(san)級(ji)(ji)型火(huo)(huo)(huo)箭(jian)的(de)(de)基(ji)礎上增(zeng)加上面級(ji)(ji)Block DM 和(he)微(wei)風M構成(cheng),Block DM采用(yong)(yong)(yong)液氧和(he)煤油推進劑,微(wei)風M采用(yong)(yong)(yong)四氧化(hua)二(er)氮和(he)偏二(er)甲(jia)肼(jing)推進劑。質(zhi)子(zi)(zi)號(hao)(hao)(hao)K/DM主(zhu)要(yao)用(yong)(yong)(yong)于(yu)發射(she)政府的(de)(de)有效載(zai)荷,地(di)(di)(di)球(qiu)同(tong)步(bu)轉移軌(gui)道(dao)運(yun)(yun)載(zai)能(neng)力覆蓋2.75-4.35噸(dun)(dun),月球(qiu)軌(gui)道(dao)的(de)(de)運(yun)(yun)載(zai)能(neng)力達(da)(da)到6.2噸(dun)(dun)。質(zhi)子(zi)(zi)號(hao)(hao)(hao)M/微(wei)風M火(huo)(huo)(huo)箭(jian)主(zhu)要(yao)用(yong)(yong)(yong)于(yu)國(guo)際(ji)商業發射(she)服(fu)務(wu),同(tong)時也可執行政府的(de)(de)發射(she)任務(wu),是(shi)目前質(zhi)子(zi)(zi)號(hao)(hao)(hao)火(huo)(huo)(huo)箭(jian)中(zhong)運(yun)(yun)載(zai)能(neng)力最大的(de)(de)型號(hao)(hao)(hao),地(di)(di)(di)球(qiu)同(tong)步(bu)轉移軌(gui)道(dao)運(yun)(yun)載(zai)能(neng)力達(da)(da)到6.2噸(dun)(dun),地(di)(di)(di)球(qiu)同(tong)步(bu)軌(gui)道(dao)運(yun)(yun)載(zai)能(neng)力達(da)(da)到2.92噸(dun)(dun)。
蘇(su)聯(lian)(lian)(lian)(lian)(lian)/俄(e)羅斯的(de)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)系列是世界(jie)上歷史最(zui)久、發(fa)射次數最(zui)多(duo)的(de)多(duo)用(yong)途運(yun)(yun)載(zai)(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)。前(qian)蘇(su)聯(lian)(lian)(lian)(lian)(lian)以戰略導彈為(wei)(wei)基(ji)礎發(fa)展(zhan)了東方號運(yun)(yun)載(zai)(zai)(zai)火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian),后續又發(fa)展(zhan)了聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian),現已發(fa)展(zhan)了上升號、閃(shan)(shan)電(dian)(dian)號、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)U、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U/伊卡(ka)爾(er)、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U/弗(fu)雷蓋特(te)、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號FG、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號2等10余個型(xing)(xing)號,最(zui)大近地(di)(di)軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)8.2噸(dun)(dun)(dun)(dun),太(tai)(tai)陽(yang)同(tong)(tong)步(bu)(bu)(bu)軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)4.8噸(dun)(dun)(dun)(dun),地(di)(di)球(qiu)同(tong)(tong)步(bu)(bu)(bu)轉(zhuan)移軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)2.4噸(dun)(dun)(dun)(dun)。目前(qian)主要使用(yong)的(de)是聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U、閃(shan)(shan)電(dian)(dian)號M、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號FG和(he)(he)(he)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號2火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)。聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U和(he)(he)(he)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號FG火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)為(wei)(wei)兩級(ji)結構,全部采(cai)用(yong)液氧、煤(mei)油推進(jin)劑(ji),主要用(yong)于(yu)發(fa)射載(zai)(zai)(zai)人(ren)/不載(zai)(zai)(zai)人(ren)貨運(yun)(yun)飛(fei)船(chuan)(chuan)或(huo)軍用(yong)照相偵察衛星,曾(ceng)發(fa)射過上升號載(zai)(zai)(zai)人(ren)飛(fei)船(chuan)(chuan)、聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號載(zai)(zai)(zai)人(ren)飛(fei)船(chuan)(chuan)、進(jin)步(bu)(bu)(bu)號貨運(yun)(yun)飛(fei)船(chuan)(chuan)以及第2代宇(yu)宙號照相偵察衛星。在二級(ji)型(xing)(xing)火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U/FG的(de)基(ji)礎上還(huan)可增加伊卡(ka)爾(er)和(he)(he)(he)弗(fu)雷蓋特(te)上面級(ji),用(yong)于(yu)商業高(gao)(gao)軌(gui)(gui)道(dao)(dao)發(fa)射。閃(shan)(shan)電(dian)(dian)號M火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)是三級(ji)火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian),主要用(yong)于(yu)發(fa)射軍用(yong)的(de)大橢(tuo)圓(yuan)軌(gui)(gui)道(dao)(dao)衛星,地(di)(di)球(qiu)同(tong)(tong)步(bu)(bu)(bu)轉(zhuan)移軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)1.6噸(dun)(dun)(dun)(dun),曾(ceng)發(fa)射過閃(shan)(shan)電(dian)(dian)號通信衛星和(he)(he)(he)預警衛星。聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)2火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)是聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號系列中(zhong)改動(dong)最(zui)大的(de)型(xing)(xing)號,采(cai)用(yong)了新的(de)二子(zi)級(ji)和(he)(he)(he)三子(zi)級(ji)。其基(ji)本型(xing)(xing)(二級(ji)型(xing)(xing))可將(jiang)近地(di)(di)軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)提高(gao)(gao)到8.2噸(dun)(dun)(dun)(dun),帶上面級(ji)的(de)三級(ji)型(xing)(xing)火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)可將(jiang)有效(xiao)載(zai)(zai)(zai)荷送入(ru)大橢(tuo)圓(yuan)軌(gui)(gui)道(dao)(dao)和(he)(he)(he)地(di)(di)球(qiu)同(tong)(tong)步(bu)(bu)(bu)軌(gui)(gui)道(dao)(dao),地(di)(di)球(qiu)同(tong)(tong)步(bu)(bu)(bu)軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)2.7~3噸(dun)(dun)(dun)(dun),太(tai)(tai)陽(yang)同(tong)(tong)步(bu)(bu)(bu)軌(gui)(gui)道(dao)(dao)運(yun)(yun)載(zai)(zai)(zai)能(neng)(neng)(neng)力(li)為(wei)(wei)4.5~4.9噸(dun)(dun)(dun)(dun)。聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號2火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)既與原(yuan)來的(de)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號火(huo)(huo)(huo)箭(jian)(jian)(jian)(jian)(jian)有很好的(de)繼承性,又能(neng)(neng)(neng)更好地(di)(di)適(shi)應國(guo)際商業發(fa)射市場的(de)需求,最(zui)終將(jiang)取代現用(yong)的(de)聯(lian)(lian)(lian)(lian)(lian)盟(meng)(meng)(meng)號U/FG和(he)(he)(he)閃(shan)(shan)電(dian)(dian)號M,進(jin)行(xing)載(zai)(zai)(zai)人(ren)飛(fei)船(chuan)(chuan)、軍事和(he)(he)(he)商業衛星的(de)發(fa)射。
印度為發(fa)(fa)射(she)衛(wei)(wei)星(xing)(xing)在(zai)探(tan)空火箭(jian)(jian)基礎上發(fa)(fa)展而(er)來(lai)的運載(zai)(zai)(zai)火箭(jian)(jian)。先后成功(gong)研制了衛(wei)(wei)星(xing)(xing)運載(zai)(zai)(zai)火箭(jian)(jian)3(SLV-3)、加大推(tui)力(li)(li)衛(wei)(wei)星(xing)(xing)運載(zai)(zai)(zai)火箭(jian)(jian)(ASLV)、極地(di)(di)軌(gui)道(dao)衛(wei)(wei)星(xing)(xing)運載(zai)(zai)(zai)火箭(jian)(jian)(PSLV)和地(di)(di)球同步軌(gui)道(dao)衛(wei)(wei)星(xing)(xing)運載(zai)(zai)(zai)火箭(jian)(jian)(GSLV)。PSLV、GSLV是(shi)印度在(zai)用的主(zhu)(zhu)力(li)(li)運載(zai)(zai)(zai)火箭(jian)(jian)。PSLV采用四(si)(si)級(ji)結構,一(yi)(yi)、三子級(ji)使用固體(ti)(ti)(ti)推(tui)進劑(ji),二、四(si)(si)子級(ji)使用一(yi)(yi)甲基肼和四(si)(si)氧化二氮,主(zhu)(zhu)要用于(yu)向極軌(gui)道(dao)發(fa)(fa)射(she)遙感衛(wei)(wei)星(xing)(xing),近地(di)(di)軌(gui)道(dao)運載(zai)(zai)(zai)能(neng)力(li)(li)達到3.2噸(dun),太(tai)陽同步軌(gui)道(dao)運載(zai)(zai)(zai)能(neng)力(li)(li)為2噸(dun)。GSLV火箭(jian)(jian)是(shi)在(zai)PSLV火箭(jian)(jian)基礎上改(gai)進而(er)來(lai),主(zhu)(zhu)要用于(yu)向地(di)(di)球同步軌(gui)道(dao)發(fa)(fa)射(she)衛(wei)(wei)星(xing)(xing),同時(shi)也可(ke)執行近地(di)(di)軌(gui)道(dao)發(fa)(fa)射(she)任務。GSLV由固體(ti)(ti)(ti)一(yi)(yi)子級(ji)、液體(ti)(ti)(ti)二子級(ji)、低溫上面級(ji)等三級(ji)構成,并在(zai)一(yi)(yi)子級(ji)周(zhou)圍捆綁了4枚(mei)液體(ti)(ti)(ti)助推(tui)器,地(di)(di)球同步轉移軌(gui)道(dao)運載(zai)(zai)(zai)能(neng)力(li)(li)約為2噸(dun)。
美國(guo)軌(gui)道科(ke)學公司研制的(de)(de)一種空射(she)型(xing)(xing)運載(zai)(zai)火(huo)(huo)箭(jian)(jian)。它是世界上(shang)唯一投(tou)入(ru)使(shi)用(yong)(yong)的(de)(de)空射(she)運載(zai)(zai)火(huo)(huo)箭(jian)(jian),主要用(yong)(yong)于將小型(xing)(xing)衛星(xing)送入(ru)近(jin)地(di)軌(gui)道,進行微重力(li)(li)實驗(yan)、材料試驗(yan)、通(tong)(tong)信、定(ding)(ding)位、地(di)球(qiu)(qiu)資(zi)源探測或完(wan)成(cheng)其(qi)他(ta)特殊任務(wu)。它具有較大的(de)(de)軍(jun)用(yong)(yong)潛力(li)(li),適(shi)合(he)于戰(zhan)時發(fa)射(she)小衛星(xing),也可用(yong)(yong)來運送武(wu)器彈藥,使(shi)軍(jun)事指(zhi)揮員擁有攻擊地(di)球(qiu)(qiu)上(shang)任何目(mu)標(biao)(biao)(biao)的(de)(de)能(neng)(neng)力(li)(li)。飛(fei)(fei)馬(ma)(ma)座(zuo)運載(zai)(zai)火(huo)(huo)箭(jian)(jian)包(bao)括標(biao)(biao)(biao)準型(xing)(xing)和(he)加長型(xing)(xing)(飛(fei)(fei)馬(ma)(ma)座(zuo)XL)兩個(ge)型(xing)(xing)號,均為三級固(gu)體運載(zai)(zai)火(huo)(huo)箭(jian)(jian),采用(yong)(yong)端(duan)羥基聚(ju)丁二(er)烯(xi)推進劑。標(biao)(biao)(biao)準型(xing)(xing)飛(fei)(fei)馬(ma)(ma)座(zuo)全(quan)長15.5米,直徑1.27米,翼(yi)展6.7米,起飛(fei)(fei)質(zhi)量18.886噸,起飛(fei)(fei)推力(li)(li)498.2千(qian)牛,近(jin)地(di)軌(gui)道運載(zai)(zai)能(neng)(neng)力(li)(li)375千(qian)克,1998年停止使(shi)用(yong)(yong)。加長型(xing)(xing)飛(fei)(fei)馬(ma)(ma)座(zuo)XL是在基本型(xing)(xing)的(de)(de)基礎上(shang)通(tong)(tong)過加長一、二(er)級和(he)提高(gao)性能(neng)(neng)發(fa)展而來的(de)(de),全(quan)長16.9米,起飛(fei)(fei)質(zhi)量23.13噸,近(jin)地(di)軌(gui)道運載(zai)(zai)能(neng)(neng)力(li)(li)443千(qian)克。發(fa)射(she)標(biao)(biao)(biao)準型(xing)(xing)飛(fei)(fei)馬(ma)(ma)座(zuo)火(huo)(huo)箭(jian)(jian)的(de)(de)載(zai)(zai)機(ji)(ji)(ji)為改裝的(de)(de)B-52轟炸(zha)機(ji)(ji)(ji),運載(zai)(zai)火(huo)(huo)箭(jian)(jian)吊掛在機(ji)(ji)(ji)翼(yi)下。加長型(xing)(xing)飛(fei)(fei)馬(ma)(ma)座(zuo)XL使(shi)用(yong)(yong)改裝的(de)(de)L-1011飛(fei)(fei)機(ji)(ji)(ji)作載(zai)(zai)機(ji)(ji)(ji),火(huo)(huo)箭(jian)(jian)吊掛在載(zai)(zai)機(ji)(ji)(ji)腹部(bu)。發(fa)射(she)時,火(huo)(huo)箭(jian)(jian)由(you)載(zai)(zai)機(ji)(ji)(ji)攜帶至預定(ding)(ding)地(di)點(dian)上(shang)空投(tou)放,自由(you)下落(luo)5秒后點(dian)火(huo)(huo),投(tou)放時,飛(fei)(fei)機(ji)(ji)(ji)高(gao)度約11900米,飛(fei)(fei)行速(su)度0.8馬(ma)(ma)赫。
在大力(li)神(shen)洲際彈(dan)道導(dao)彈(dan)基礎上(shang)發展起來的運載火箭(jian)系(xi)列。包括大力(li)神(shen)2、大力(li)神(shen)3、大力(li)神(shen)34和大力(li)神(shen)4等運載火箭(jian),主要(yao)用于(yu)發射軍(jun)用衛星。大力(li)神(shen)2為兩級(ji)可貯推進劑(混肼/四氧化(hua)二氮)火箭(jian),是該系(xi)列中最早投入使用的型
號(hao),曾用(yong)(yong)于發射(she)美(mei)(mei)國的(de)(de)雙子(zi)星(xing)座飛(fei)船、氣象衛(wei)(wei)星(xing)和(he)月球(qiu)(qiu)(qiu)探測(ce)器。大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)3、34和(he)大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)4均(jun)為(wei)三級(ji)(ji)火箭(jian)(jian)(jian),其中大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)3和(he)大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)34主要用(yong)(yong)于發射(she)極地(di)(di)軌(gui)(gui)道軍(jun)(jun)事(shi)衛(wei)(wei)星(xing)(偵察(cha))、地(di)(di)球(qiu)(qiu)(qiu)同(tong)(tong)步(bu)軌(gui)(gui)道衛(wei)(wei)星(xing)(國防通信、預(yu)警(jing))以及星(xing)際(ji)探測(ce)器。大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)4火箭(jian)(jian)(jian)于1985年開始(shi)研制,在(zai)1986年挑戰者號(hao)航天飛(fei)機失事(shi)之后(hou),成為(wei)發射(she)大(da)(da)(da)(da)型(xing)軍(jun)(jun)用(yong)(yong)衛(wei)(wei)星(xing)的(de)(de)主要運載(zai)(zai)火箭(jian)(jian)(jian),承擔(dan)美(mei)(mei)國空軍(jun)(jun)地(di)(di)球(qiu)(qiu)(qiu)同(tong)(tong)步(bu)軌(gui)(gui)道衛(wei)(wei)星(xing)(預(yu)警(jing)、通信、中繼(ji)、氣象)和(he)近地(di)(di)軌(gui)(gui)道偵察(cha)衛(wei)(wei)星(xing)的(de)(de)發射(she)任務。大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)4系列包(bao)括大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)4A、4B兩(liang)種型(xing)號(hao),為(wei)芯級(ji)(ji)加捆綁構型(xing),一(yi)、二子(zi)級(ji)(ji)也采用(yong)(yong)混肼(jing)/四氧(yang)化二氮推進(jin)劑,可以在(zai)無(wu)上面(mian)級(ji)(ji)的(de)(de)狀態下把(ba)有效載(zai)(zai)荷送(song)入(ru)近地(di)(di)軌(gui)(gui)道,也可以使(shi)用(yong)(yong)慣性上面(mian)級(ji)(ji)(IUS)或半人馬座上面(mian)級(ji)(ji),把(ba)有效載(zai)(zai)荷直接送(song)入(ru)地(di)(di)球(qiu)(qiu)(qiu)同(tong)(tong)步(bu)軌(gui)(gui)道,近地(di)(di)軌(gui)(gui)道運載(zai)(zai)能(neng)力(li)(li)(li)達(da)到21.7噸,地(di)(di)球(qiu)(qiu)(qiu)同(tong)(tong)步(bu)軌(gui)(gui)道運載(zai)(zai)能(neng)力(li)(li)(li)達(da)到5.7噸。2005年10月,大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)4完成最(zui)后(hou)一(yi)次發射(she)后(hou),被(bei)更為(wei)廉價、可靠的(de)(de)德爾它4和(he)宇(yu)宙神(shen)(shen)(shen)5火箭(jian)(jian)(jian)取(qu)代。至此(ci),大(da)(da)(da)(da)力(li)(li)(li)神(shen)(shen)(shen)系列火箭(jian)(jian)(jian)全(quan)部退役。
美(mei)國(guo)(guo)從事火(huo)(huo)箭(jian)探(tan)空(kong)(kong)(kong)研(yan)(yan)究(jiu)的主要機(ji)構有: 美(mei)國(guo)(guo)國(guo)(guo)家航空(kong)(kong)(kong)航天局(NASA)、陸海空(kong)(kong)(kong)軍、能源研(yan)(yan)究(jiu)與發(fa)(fa)展委員會(ERDA)和大學等單位。 據統計,1959-1976年(nian)(nian)(nian)NASA在全球37個(ge)發(fa)(fa)射(she)(she)(she)(she)(she)場(chang)(國(guo)(guo)內24個(ge))發(fa)(fa)射(she)(she)(she)(she)(she)探(tan)空(kong)(kong)(kong)火(huo)(huo)箭(jian)30種1912枚(mei)(mei)(mei)。其(qi)中,1968年(nian)(nian)(nian)發(fa)(fa)射(she)(she)(she)(she)(she)175枚(mei)(mei)(mei),20世(shi)紀(ji)70年(nian)(nian)(nian)代中期后,每年(nian)(nian)(nian)發(fa)(fa)射(she)(she)(she)(she)(she)70-80枚(mei)(mei)(mei),近年(nian)(nian)(nian)來發(fa)(fa)射(she)(she)(she)(she)(she)數量仍據世(shi)界(jie)之首。對(dui)于(yu)微重力(li)(li)火(huo)(huo)箭(jian)發(fa)(fa)展有兩次(ci)(ci)重要的火(huo)(huo)箭(jian)發(fa)(fa)射(she)(she)(she)(she)(she)任務。1971年(nian)(nian)(nian)10月(yue)(yue)NASA發(fa)(fa)射(she)(she)(she)(she)(she) 了(le)(le)“空(kong)(kong)(kong)蜂”170A,首次(ci)(ci)利用(yong)探(tan)空(kong)(kong)(kong)火(huo)(huo)箭(jian)進(jin)(jin)行(xing)(xing)了(le)(le)空(kong)(kong)(kong)間(jian)材料(liao)(liao)加(jia)工(gong)(gong)實(shi)(shi)(shi)(shi)驗嘗試;1972年(nian)(nian)(nian)1月(yue)(yue)再(zai)次(ci)(ci)發(fa)(fa)射(she)(she)(she)(she)(she)“黑雁”5C 火(huo)(huo)箭(jian)進(jin)(jin)行(xing)(xing)金(jin)屬熔煉實(shi)(shi)(shi)(shi)驗。這兩枚(mei)(mei)(mei)火(huo)(huo)箭(jian)的發(fa)(fa)射(she)(she)(she)(she)(she),證實(shi)(shi)(shi)(shi)了(le)(le)利用(yong)探(tan)空(kong)(kong)(kong)火(huo)(huo)箭(jian)進(jin)(jin)行(xing)(xing)微重力(li)(li)科學實(shi)(shi)(shi)(shi)驗是一條可(ke)行(xing)(xing)的技術(shu)途徑, 揭開(kai)了(le)(le)微重力(li)(li)火(huo)(huo)箭(jian)研(yan)(yan)制(zhi)和應(ying)用(yong)的序幕。20世(shi)紀(ji)70年(nian)(nian)(nian)代初(chu)美(mei)國(guo)(guo)開(kai)始(shi)利用(yong)探(tan)空(kong)(kong)(kong)火(huo)(huo)箭(jian)進(jin)(jin)行(xing)(xing)空(kong)(kong)(kong)間(jian)材料(liao)(liao)加(jia)工(gong)(gong)實(shi)(shi)(shi)(shi) 驗。NASA于(yu)1974年(nian)(nian)(nian)初(chu)制(zhi)定(ding)空(kong)(kong)(kong)間(jian)材料(liao)(liao)加(jia)工(gong)(gong)應(ying)用(yong)火(huo)(huo)箭(jian)(SPAR)計劃,這是世(shi)界(jie)上第一個(ge)微重力(li)(li)火(huo)(huo)箭(jian)研(yan)(yan)究(jiu)應(ying)用(yong)計劃。從1975年(nian)(nian)(nian)12月(yue)(yue)至1981年(nian)(nian)(nian)1月(yue)(yue),NASA 共發(fa)(fa)射(she)(she)(she)(she)(she)9枚(mei)(mei)(mei) SPAR 火(huo)(huo)箭(jian),其(qi)中6枚(mei)(mei)(mei)成功(gong),2枚(mei)(mei)(mei)失敗(bai),1枚(mei)(mei)(mei)局部成功(gong),共進(jin)(jin)行(xing)(xing)了(le)(le)49項空(kong)(kong)(kong)間(jian)材料(liao)(liao)科學和加(jia)工(gong)(gong)的實(shi)(shi)(shi)(shi)驗研(yan)(yan)究(jiu)。 隨(sui)著1989年(nian)(nian)(nian)3月(yue)(yue)“伙伴”1 號火(huo)(huo)箭(jian)首次(ci)(ci)成功(gong)發(fa)(fa)射(she)(she)(she)(she)(she),NASA決定(ding)20世(shi)紀(ji)90年(nian)(nian)(nian)代根據需要每年(nian)(nian)(nian)發(fa)(fa)射(she)(she)(she)(she)(she)2-4 枚(mei)(mei)(mei)類似(si)火(huo)(huo)箭(jian),其(qi)中大部分(fen)為生物技術(shu)實(shi)(shi)(shi)(shi)驗,其(qi)他為空(kong)(kong)(kong)間(jian)材料(liao)(liao)科學和加(jia)工(gong)(gong)實(shi)(shi)(shi)(shi)驗。NASA 著名的火(huo)(huo)箭(jian)探(tan)空(kong)(kong)(kong)項目NSROC(NASA SoundingRocket Operations Contract)從1999年(nian)(nian)(nian)開(kai)始(shi)實(shi)(shi)(shi)(shi)施,為其(qi)火(huo)(huo)箭(jian)探(tan)空(kong)(kong)(kong)研(yan)(yan)究(jiu)提供了(le)(le)完整的前期計劃、設計、開(kai)發(fa)(fa)、集成、測(ce)試、發(fa)(fa)射(she)(she)(she)(she)(she)和后期分(fen)析等工(gong)(gong)作。 NSROC于(yu)2000年(nian)(nian)(nian)8月(yue)(yue)達到ISO 9000標準,平均(jun)每年(nian)(nian)(nian)發(fa)(fa)射(she)(she)(she)(she)(she)約(yue)20次(ci)(ci),涵蓋(gai)了(le)(le)不同的探(tan)測(ce)高度(du)和科學應(ying)用(yong)范圍。
日(ri)本在火(huo)(huo)(huo)箭(jian)(jian)探(tan)空(kong)方(fang)面進(jin)行了(le)(le)(le)(le)非常廣(guang)泛的(de)(de)(de)(de)研究(jiu),在大氣(qi)(qi)科學、電離(li)層、太陽物(wu)理、天(tian)體物(wu)理以及大氣(qi)(qi)氣(qi)(qi)候和(he)(he)預報方(fang)面取得(de)了(le)(le)(le)(le)許(xu)多科學成(cheng)果,并與美、英、法、西德等(deng)(deng)合作(zuo)完(wan)成(cheng)了(le)(le)(le)(le)多種(zhong)類型的(de)(de)(de)(de)火(huo)(huo)(huo)箭(jian)(jian)實(shi)(shi)驗,進(jin)行了(le)(le)(le)(le)獨具特色的(de)(de)(de)(de)赤道(dao)區高(gao)層大氣(qi)(qi)、電離(li)層和(he)(he)天(tian)文(wen)學的(de)(de)(de)(de)探(tan)測(ce)研究(jiu)。1977年(nian)日(ri)本宇(yu)宙開發(fa)事業團(tuan)(NASDA)制(zhi)定了(le)(le)(le)(le)TT-500A微重(zhong)(zhong)力火(huo)(huo)(huo)箭(jian)(jian)計劃(hua)。1980年(nian)9月(yue)至(zhi)1983年(nian)8月(yue)共(gong)發(fa)射(she)(she)了(le)(le)(le)(le)6枚(mei),均用于空(kong)間(jian)材(cai)料加(jia)工(gong)實(shi)(shi)驗,有(you)19臺設備進(jin)行了(le)(le)(le)(le)飛行實(shi)(shi)驗,只有(you)約一半(ban)的(de)(de)(de)(de)設備獲得(de)實(shi)(shi)驗結果。20 世(shi)紀80年(nian)代后期,NASDA重(zhong)(zhong)新(xin)制(zhi)定了(le)(le)(le)(le)微重(zhong)(zhong)力火(huo)(huo)(huo)箭(jian)(jian)研究(jiu)計劃(hua),命(ming)名為TR-1A 的(de)(de)(de)(de)微重(zhong)(zhong)力火(huo)(huo)(huo)箭(jian)(jian)于1991年(nian)9月(yue)首次發(fa)射(she)(she)成(cheng)功,搭載了(le)(le)(le)(le)5種(zhong)用于空(kong)間(jian)材(cai)料科學研究(jiu)和(he)(he)加(jia)工(gong)的(de)(de)(de)(de)實(shi)(shi)驗裝(zhuang)置(zhi)。之后,又制(zhi)定了(le)(le)(le)(le)繼續(xu)發(fa)射(she)(she) 3 枚(mei)TR-1A 微重(zhong)(zhong)力火(huo)(huo)(huo)箭(jian)(jian)計劃(hua)。2003 年(nian)10月(yue),為了(le)(le)(le)(le)提高(gao)日(ri)本的(de)(de)(de)(de)空(kong)間(jian)研究(jiu)水平,日(ri)本宇(yu)宙航空(kong)研究(jiu)開發(fa)機(ji)構(JAXA)重(zhong)(zhong)組完(wan)成(cheng),所屬ISAS繼續(xu)用探(tan)空(kong)火(huo)(huo)(huo)箭(jian)(jian)等(deng)(deng)獨特的(de)(de)(de)(de)手(shou)段(duan)提高(gao)空(kong)間(jian)科學研究(jiu)水平。JAXA 目(mu)前使用的(de)(de)(de)(de)探(tan)空(kong)火(huo)(huo)(huo)箭(jian)(jian)系列有(you)S-310、S-520 和(he)(he) SS-520。
歐洲空(kong)間局(ESA)將微(wei)重(zhong)力(li)(li)科(ke)學實(shi)驗(yan)研(yan)究作為(wei)主(zhu)要任務之一,制定了全面的(de)發展研(yan)究計(ji)劃,包括用探(tan)空(kong)火(huo)箭(jian)(jian)進行微(wei)重(zhong)力(li)(li)實(shi)驗(yan)研(yan)究,1990-1996年間,每(mei)年發射(she)1枚長時(shi)(shi)間探(tan)空(kong)火(huo)箭(jian)(jian),4枚短時(shi)(shi)間探(tan)空(kong)火(huo)箭(jian)(jian)。在德(de)國(guo)政府2001年5月批準的(de)新航(hang)天計(ji)劃中(zhong)(zhong),用于(yu)(yu)微(wei)重(zhong)力(li)(li)實(shi)驗(yan)的(de)探(tan)空(kong)火(huo)箭(jian)(jian)為(wei)其重(zhong)要的(de)組成(cheng)部分。德(de)國(guo)的(de)兩(liang)種朗繆爾(er)探(tan)針設(she)備分別于(yu)(yu) 2002年和 2003年搭載(zai) NASA 的(de)探(tan)空(kong)火(huo)箭(jian)(jian)上天。探(tan)空(kong)火(huo)箭(jian)(jian)是德(de)國(guo)空(kong)間項目中(zhong)(zhong)的(de)重(zhong)要工具,主(zhu)要涉(she)及空(kong)間科(ke)學、對地觀(guan)測、微(wei)重(zhong)力(li)(li)研(yan)究和返回技術。2004年10月23日,德(de)國(guo)宇航(hang)中(zhong)(zhong)心(DLR)研(yan)制的(de)VSB-30 型火(huo)箭(jian)(jian)試(shi)飛成(cheng)功,它(ta)標(biao)志著(zhu)歐洲微(wei)重(zhong)力(li)(li)探(tan)空(kong)火(huo)箭(jian)(jian)計(ji)劃的(de)復興。
火(huo)(huo)(huo)箭探(tan)(tan)(tan)空(kong)是中(zhong)(zhong)國(guo)(guo)(guo)發(fa)(fa)展航天事業的(de)起步項目之一。 中(zhong)(zhong)國(guo)(guo)(guo)于(yu)1958 年開始發(fa)(fa)展火(huo)(huo)(huo)箭探(tan)(tan)(tan)空(kong)事業,在(zai)著名科學家(jia)錢學森、趙(zhao)九章、楊南生(sheng)(sheng)、王(wang)希季(ji)等(deng)倡導和(he)領(ling)導下創建(jian)了(le)(le)火(huo)(huo)(huo)箭探(tan)(tan)(tan)空(kong)事業。在(zai)研(yan)制(zhi)發(fa)(fa)射(she)了(le)(le)多種(zhong)型號(hao)的(de)試驗(yan)研(yan)究(jiu)(jiu)、試驗(yan)性探(tan)(tan)(tan)空(kong)火(huo)(huo)(huo)箭的(de)基(ji)礎上(shang),中(zhong)(zhong)國(guo)(guo)(guo)的(de)第(di)一枚(mei)探(tan)(tan)(tan)空(kong)火(huo)(huo)(huo)箭于(yu)1960 年9月首次發(fa)(fa)射(she)。中(zhong)(zhong)國(guo)(guo)(guo)最早開展研(yan)究(jiu)(jiu)和(he)利用(yong)的(de)探(tan)(tan)(tan)空(kong)火(huo)(huo)(huo)箭是用(yong)于(yu)氣(qi)象(xiang)(xiang)探(tan)(tan)(tan)測(ce)的(de)氣(qi)象(xiang)(xiang)火(huo)(huo)(huo)箭,研(yan)制(zhi)并發(fa)(fa)射(she)了(le)(le)多種(zhong)氣(qi)象(xiang)(xiang)火(huo)(huo)(huo)箭,在(zai)20世紀發(fa)(fa)射(she)的(de)約(yue)260枚(mei)探(tan)(tan)(tan)空(kong)火(huo)(huo)(huo)箭中(zhong)(zhong)有(you)半數以上(shang)為氣(qi)象(xiang)(xiang)火(huo)(huo)(huo)箭,用(yong)于(yu)中(zhong)(zhong)層大氣(qi)(海拔20~80公(gong)里)的(de)大氣(qi)溫(wen)度(du)、壓力、密度(du)、風(feng)(feng)速和(he)風(feng)(feng)向等(deng)氣(qi)象(xiang)(xiang)要素的(de)探(tan)(tan)(tan)測(ce),在(zai)氣(qi)象(xiang)(xiang)火(huo)(huo)(huo)箭的(de)研(yan)究(jiu)(jiu)和(he)應用(yong)中(zhong)(zhong)取得了(le)(le)豐(feng)碩的(de)成果。另有(you)一些取樣火(huo)(huo)(huo)箭、生(sheng)(sheng)物火(huo)(huo)(huo)箭和(he)試驗(yan)火(huo)(huo)(huo)箭。
2008年開始(shi)的(de)國(guo)家大(da)科學(xue)工程“子午(wu)工程”的(de)建設(she)(she)由(you)中國(guo)科學(xue)院牽頭,其(qi)中由(you)空(kong)(kong)(kong)間(jian)中心(xin)負責(ze)建設(she)(she)實施的(de)探(tan)(tan)空(kong)(kong)(kong)火(huo)箭(jian)(jian)系(xi)統的(de)建設(she)(she)目標是進行(xing)海南(nan)火(huo)箭(jian)(jian)發(fa)射場的(de)改造建設(she)(she),以適應新(xin)(xin)的(de)體制和(he)(he)新(xin)(xin)的(de)探(tan)(tan)空(kong)(kong)(kong)技術要求,將為火(huo)箭(jian)(jian)探(tan)(tan)空(kong)(kong)(kong)事(shi)業(ye)的(de)發(fa)展提供有利支撐(cheng),是重振中國(guo)火(huo)箭(jian)(jian)探(tan)(tan)空(kong)(kong)(kong)事(shi)業(ye)的(de)重要一步。“子午(wu)工程”的(de)探(tan)(tan)空(kong)(kong)(kong)火(huo)箭(jian)(jian)系(xi)統主(zhu)要由(you)探(tan)(tan)空(kong)(kong)(kong)運載火(huo)箭(jian)(jian)、有效載荷(he)艙、地(di)(di)面(mian)遙(yao)測(ce)系(xi)統、地(di)(di)面(mian)數據處理(li)(li)系(xi)統和(he)(he)地(di)(di)面(mian)發(fa)射支持保障系(xi)統組成。其(qi)目標是在海南(nan)建成探(tan)(tan)空(kong)(kong)(kong)火(huo)箭(jian)(jian)探(tan)(tan)測(ce)和(he)(he)地(di)(di)面(mian)聯合監測(ce)大(da)氣(qi)和(he)(he)電離(li)(li)層(ceng)(ceng)參數的(de)綜合探(tan)(tan)測(ce)系(xi)統。 聯合觀測(ce)時,探(tan)(tan)空(kong)(kong)(kong)火(huo)箭(jian)(jian)上(shang)的(de)探(tan)(tan)測(ce)設(she)(she)備(bei)、電離(li)(li)層(ceng)(ceng)觀測(ce)設(she)(she)備(bei)和(he)(he)大(da)氣(qi)觀測(ce)設(she)(she)備(bei)等同步工作, 其(qi)目的(de)是獲取全面(mian)的(de)200公里以下的(de)空(kong)(kong)(kong)間(jian)環境資料,同時進行(xing)各個空(kong)(kong)(kong)間(jian)層(ceng)(ceng)次的(de)耦(ou)合效應及應用研究,以期(qi)發(fa)現新(xin)(xin)的(de)物(wu)理(li)(li)機制和(he)(he)規律。
2019年8月,我國(guo)完成(cheng)了(le)(le)火(huo)箭(jian)殘(can)骸的(de)(de)(de)精準控(kong)制,落(luo)在了(le)(le)設(she)定的(de)(de)(de)落(luo)區(qu)范(fan)圍(wei)內。這次技(ji)術驗證(zheng)的(de)(de)(de)成(cheng)功,標志著我國(guo)成(cheng)為繼(ji)美(mei)國(guo)之后的(de)(de)(de)第二個掌握這項(xiang)技(ji)術的(de)(de)(de)國(guo)家。這次驗證(zheng)技(ji)術的(de)(de)(de)成(cheng)功,柵格舵發揮了(le)(le)重(zhong)要作(zuo)用,通過(guo)它們可(ke)以控(kong)制回(hui)收時的(de)(de)(de)姿(zi)態,確保火(huo)箭(jian)殘(can)骸能夠落(luo)在設(she)定的(de)(de)(de)區(qu)域。此次技(ji)術的(de)(de)(de)驗證(zheng)成(cheng)功,則(ze)可(ke)以免(mian)去落(luo)區(qu)居(ju)民疏散(san)問題,也(ye)為我國(guo)運載火(huo)箭(jian)后續(xu)助推器及子級的(de)(de)(de)可(ke)控(kong)回(hui)收、軟(ruan)著陸、重(zhong)復使用等(deng)技(ji)術奠定堅實基(ji)礎。