【太(tai)(tai)陽能(neng)發(fa)電(dian)機】太(tai)(tai)陽能(neng)發(fa)電(dian)機好不好 太(tai)(tai)陽能(neng)發(fa)電(dian)機工作原理
太陽能發電機好不好
一、太陽能發電機的優點
1、獨立供電,不受地(di)理(li)位置(zhi)限制、無需(xu)消耗燃料,無機械轉動部(bu)件,建設周期短,規模(mo)大小隨意;
2、與火(huo)力發電、核能(neng)發電相比,太(tai)陽能(neng)發電不會引起環境(jing)污染、安全可靠、無噪聲、環保美(mei)觀、故障率低、壽(shou)命長(chang);
3、拆裝(zhuang)(zhuang)簡易、移(yi)動方(fang)(fang)便、工(gong)(gong)程(cheng)安裝(zhuang)(zhuang)成(cheng)本(ben)低(di),可(ke)以方(fang)(fang)便地與建筑物相結合(he),無需預埋架高輸電(dian)線路,可(ke)免去遠距(ju)離敷設(she)電(dian)纜時對植被和(he)環(huan)境的(de)破(po)壞和(he)工(gong)(gong)程(cheng)費用;
4、廣泛(fan)應用(yong)于各種用(yong)電(dian)電(dian)器上(shang),非常適用(yong)于缺電(dian)、無電(dian)地(di)區的家(jia)庭,鄉村、草原牧區、山頭、海島、高速公路等偏僻地(di)方的家(jia)用(yong)電(dian)器電(dian)器和(he)照明電(dian)器上(shang)。
5、具(ju)有(you)永久性,只要太陽存(cun)在,太陽能發電(dian)就可以一次投(tou)資而長期使(shi)用;
6、太(tai)陽能發電系(xi)統(tong)可以大中(zhong)(zhong)小(xiao)并舉,大到百萬千瓦的(de)中(zhong)(zhong)型電站,小(xiao)到只(zhi)供一戶用的(de)太(tai)陽能發電組,這是其它電源無法比(bi)擬(ni)的(de)。
二、天陽能發電機的缺點
1、受天氣天氣變化影響。不同時間段的發電量存在差異,并且每天的天氣情況也各有不同。由于太陽能電池板依賴陽光,甚至很小的云層也會影響發電和電力輸出。在下雨和多云天氣,會發現太陽能發電機能(neng)提供的電力非常小(xiao)。
2、除非將(jiang)白天產(chan)生(sheng)的多余電(dian)能(neng)(neng)存(cun)(cun)儲起(qi)來,否(fou)則無(wu)論(lun)是(shi)為了應(ying)急(ji)(ji),還是(shi)給住(zhu)宅提(ti)供電(dian)力(li)(li),都無(wu)法在晚(wan)上使用電(dian)器。目(mu)前(qian)存(cun)(cun)儲太(tai)陽(yang)能(neng)(neng)的典(dian)型方法是(shi)使用12伏電(dian)池(chi)(chi)。太(tai)陽(yang)能(neng)(neng)發電(dian)系統可以使用標準(zhun)汽車電(dian)池(chi)(chi),但(dan)由(you)于使用和充電(dian)頻(pin)繁,最(zui)好的電(dian)池(chi)(chi)是(shi)深循(xun)環(huan)的海水電(dian)池(chi)(chi)。大多數情況下,將(jiang)4-6塊電(dian)池(chi)(chi)結合在一起(qi)形成電(dian)池(chi)(chi)組,能(neng)(neng)存(cun)(cun)儲幾天到一周的電(dian)力(li)(li)以備急(ji)(ji)需。
太陽能發電機工作原理
通過太陽光直接照在太陽能電池板上產生電能,并對蓄電池充電,可為直流節能燈,收錄機,電視機,DVD,衛星電(dian)視接收機等(deng)產品供電(dian),本品具有過充,過放,短(duan)路(lu),溫度補償,蓄(xu)電(dian)池反(fan)接等(deng)保護功(gong)能,可(ke)輸出12V直流(liu)電(dian)和220V交(jiao)流(liu)電(dian)。分體式設計,體積(ji)小巧(qiao),攜帶方便,使用安全。
太陽(yang)能(neng)發電(dian)(dian)(dian)機(ji)由以下三(san)部分組(zu)成:太陽(yang)電(dian)(dian)(dian)池(chi)組(zu)件;充(chong)、放電(dian)(dian)(dian)控(kong)制(zhi)器、逆變器、測試儀表和(he)計算(suan)機(ji)監控(kong)等電(dian)(dian)(dian)力電(dian)(dian)(dian)子(zi)設(she)備(bei)和(he)蓄電(dian)(dian)(dian)池(chi)或其它蓄能(neng)和(he)輔助發電(dian)(dian)(dian)設(she)備(bei)。
作為關鍵部件的太陽電池使用壽命長(chang),晶(jing)體硅(gui)太陽電池壽命可(ke)達到25年以(yi)上(shang)。
光伏(fu)(fu)系統(tong)(tong)(tong)(tong)應用(yong)(yong)非(fei)常廣泛,光伏(fu)(fu)系統(tong)(tong)(tong)(tong)應用(yong)(yong)的(de)基本形式可(ke)分(fen)為兩(liang)大類:獨立發(fa)(fa)電(dian)(dian)(dian)(dian)系統(tong)(tong)(tong)(tong)和并(bing)網發(fa)(fa)電(dian)(dian)(dian)(dian)系統(tong)(tong)(tong)(tong)。應用(yong)(yong)主要領域(yu)主要在太空航空器(qi)、通(tong)信系統(tong)(tong)(tong)(tong)、微波中繼站(zhan)、電(dian)(dian)(dian)(dian)視差轉臺、光伏(fu)(fu)水(shui)泵(beng)和無電(dian)(dian)(dian)(dian)缺電(dian)(dian)(dian)(dian)地(di)區戶(hu)用(yong)(yong)供電(dian)(dian)(dian)(dian)。隨著技術發(fa)(fa)展和世界經(jing)濟(ji)可(ke)持續發(fa)(fa)展的(de)需要,發(fa)(fa)達國家已經(jing)開(kai)始有計劃地(di)推廣城(cheng)市光伏(fu)(fu)并(bing)網發(fa)(fa)電(dian)(dian)(dian)(dian),主要是建設戶(hu)用(yong)(yong)屋頂光伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)系統(tong)(tong)(tong)(tong)和MW級集(ji)中型大型并(bing)網發(fa)(fa)電(dian)(dian)(dian)(dian)系統(tong)(tong)(tong)(tong)等(deng),同(tong)時在交通(tong)工具和城(cheng)市照明(ming)等(deng)方面大力推廣太陽能光伏(fu)(fu)系統(tong)(tong)(tong)(tong)的(de)應用(yong)(yong)。