一、通信電源的作用是什么
通(tong)信(xin)電(dian)(dian)(dian)源是整個通(tong)信(xin)網絡的關鍵基礎設施,通(tong)信(xin)電(dian)(dian)(dian)源系(xi)(xi)統(tong)是通(tong)信(xin)系(xi)(xi)統(tong)的心(xin)臟(zang),穩定可靠的通(tong)信(xin)電(dian)(dian)(dian)源供(gong)電(dian)(dian)(dian)系(xi)(xi)統(tong),是保證通(tong)信(xin)系(xi)(xi)統(tong)安全、可靠運行的關鍵,一旦通(tong)信(xin)電(dian)(dian)(dian)源系(xi)(xi)統(tong)故障引起對通(tong)信(xin)設備的供(gong)電(dian)(dian)(dian)中斷,通(tong)信(xin)設備就(jiu)(jiu)無法(fa)運行,就(jiu)(jiu)會(hui)造(zao)成通(tong)信(xin)電(dian)(dian)(dian)路中斷、通(tong)信(xin)系(xi)(xi)統(tong)癱(tan)瘓,從而造(zao)成極(ji)大的經濟和社會(hui)效益損失(shi)。因此,通(tong)信(xin)電(dian)(dian)(dian)源系(xi)(xi)統(tong)在通(tong)信(xin)系(xi)(xi)統(tong)中占據(ju)十分(fen)重(zhong)要(yao)的位置。
二、通信電源使用注意事項有哪些
1、高(gao)頻(pin)開關電(dian)源系統對環境的溫度(du)要(yao)求并(bing)不高(gao),在(zai)零下5度(du)~到40度(du)都可正常工作,但在(zai)室內一(yi)定要(yao)清潔(jie)、少(shao)塵,否則灰(hui)塵再加上潮濕是(shi)會(hui)引起(qi)主(zhu)機工作紊亂。其中蓄電(dian)池對溫度(du)的要(yao)求比較(jiao)高(gao),其標準(zhun)使用溫度(du)為25度(du),在(zai)平時不可超過+15度(du)到+30度(du)。若溫度(du)太低,會(hui)使蓄電(dian)池的容(rong)量(liang)下降(jiang),溫度(du)每(mei)下降(jiang)1度(du),其容(rong)量(liang)也會(hui)下降(jiang)1%。
2、按電源(yuan)系(xi)統(tong)(tong)的(de)(de)使用(yong)要(yao)求、功率余(yu)量的(de)(de)大(da)小來分,在(zai)(zai)使用(yong)中需避免隨意增(zeng)加大(da)功率的(de)(de)額外(wai)設(she)備,也不允(yun)許在(zai)(zai)滿負載(zai)狀(zhuang)態(tai)下(xia)進行(xing)長(chang)期運(yun)行(xing)。工(gong)作性質(zhi)決定(ding)了電源(yuan)系(xi)統(tong)(tong),基(ji)本幾乎(hu)是(shi)在(zai)(zai)不間(jian)斷(duan)的(de)(de)狀(zhuang)態(tai)下(xia)運(yun)行(xing)的(de)(de),在(zai)(zai)增(zeng)加大(da)功率負載(zai)或者在(zai)(zai)基(ji)本滿載(zai)狀(zhuang)態(tai)下(xia)工(gong)作,都會造成整(zheng)流模塊(kuai)出現(xian)故障,嚴(yan)重(zhong)時(shi)將會損壞變換器(qi)。
3、由于組合蓄電池組的輸(shu)出電(dian)流很大,存在電(dian)擊危險,因(yin)此在裝卸、輸(shu)出線、改接導(dao)電(dian)聯接條時都(dou)應(ying)格外注意安全,工(gong)具都(dou)應(ying)采用絕(jue)緣措施(shi),特別(bie)是輸(shu)出接點應(ying)該(gai)有(you)防觸摸措施(shi)。以保(bao)護人身(shen)、設(she)備(bei)的安全。
4、不管是在浮充工作狀態還是在放(fang)電(dian)(dian)(dian)檢修的(de)測試狀態下,都(dou)需保證電(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)流(liu)等(deng)都(dou)符合規(gui)定要(yao)求(qiu)。電(dian)(dian)(dian)壓(ya)或(huo)者電(dian)(dian)(dian)流(liu)過(guo)高很有可(ke)能會造成(cheng)電(dian)(dian)(dian)池的(de)熱失控、失水,電(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)流(liu)出現過(guo)小(xiao)是會造成(cheng)電(dian)(dian)(dian)池的(de)虧(kui)電(dian)(dian)(dian),這都(dou)會影響電(dian)(dian)(dian)池的(de)整個使用壽(shou)命,而前(qian)者的(de)影響更大。
5、電(dian)池應該避(bi)免大(da)電(dian)流的(de)充(chong)放電(dian),理(li)論上(shang)充(chong)電(dian)時可(ke)以接受大(da)電(dian)流,但(dan)實(shi)際(ji)操作中應應該盡量避(bi)免,否則會造成電(dian)池極板的(de)膨脹變形,使得極板活性物質出(chu)現(xian)脫落,電(dian)池內阻(zu)增(zeng)大(da)和(he)溫度升高,嚴重(zhong)時會直接造成容(rong)量下降(jiang),提前終止使用壽命。