感應充(chong)電(dian)器是(shi)利用高頻交(jiao)流(liu)磁場(chang)的(de)變壓器原(yuan)理,將電(dian)能從離車的(de)原(yuan)方感應到(dao)車載的(de)副方,以達(da)到(dao)給(gei)蓄電(dian)池充(chong)電(dian)的(de)目的(de)。感應充(chong)電(dian)的(de)最大優點是(shi)安(an)全,這(zhe)是(shi)因為充(chong)電(dian)器與車輛(liang)之(zhi)間并(bing)無直接的(de)點接觸,即使車輛(liang)在惡劣的(de)氣候下,如(ru)雨雪(xue)天,進行充(chong)電(dian)也無觸電(dian)的(de)危險。
施工用(yong)電(dian)(dian)配(pei)電(dian)(dian)系(xi)統(tong)應設置總配(pei)電(dian)(dian)箱(xiang)(xiang)、分(fen)(fen)配(pei)電(dian)(dian)箱(xiang)(xiang)、開關(guan)箱(xiang)(xiang),并(bing)(bing)按照(zhao)“總-分(fen)(fen)-開”順序作分(fen)(fen)級設置,并(bing)(bing)形成“三級配(pei)電(dian)(dian)”模(mo)式(shi)。施工用(yong)配(pei)電(dian)(dian)系(xi)統(tong)各(ge)配(pei)電(dian)(dian)箱(xiang)(xiang)、開關(guan)箱(xiang)(xiang)的(de)安(an)裝位(wei)(wei)置要合理。總配(pei)電(dian)(dian)箱(xiang)(xiang)要盡(jin)量(liang)(liang)靠近變壓器或外電(dian)(dian)源處,以(yi)便電(dian)(dian)源的(de)引入。分(fen)(fen)配(pei)電(dian)(dian)箱(xiang)(xiang)應盡(jin)量(liang)(liang)安(an)裝在用(yong)電(dian)(dian)設備(bei)或負荷相對集中的(de)中心地帶,確保三相負荷保持平衡(heng)。開關(guan)箱(xiang)(xiang)安(an)裝的(de)位(wei)(wei)置應視現(xian)場情況(kuang)和工況(kuang)盡(jin)量(liang)(liang)靠近其控制的(de)用(yong)電(dian)(dian)設備(bei)。
在非金屬材料中,訂做交流充電樁纖維增強聚酯材料有著優秀的抗老化性能。經過抗老化性能測試表明,使用地點不同,所處氣候帶不同,其表面最大老化厚度為20年小于50μm。大多數箱體的最小厚度為5mm,小于箱體厚度的1%,因此對箱體的機械性能沒有明顯的影響。交流充電樁價格令外(wai)(wai)該公司采取了一種特殊(shu)的耐紫外(wai)(wai)線表面處理工藝,更加強化(hua)了其耐老化(hua)性能。
隨著(zhu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子技術(shu)和(he)變(bian)流(liu)控制技術(shu)的(de)飛速發展,高精度可(ke)控變(bian)流(liu)技術(shu)的(de)成熟和(he)普及,分階(jie)段恒(heng)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)模式(shi)已經基本被充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)和(he)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)連續變(bian)化的(de)恒(heng)壓(ya)限(xian)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)模式(shi)取代。主(zhu)導充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)工藝的(de)還是(shi)恒(heng)壓(ya)限(xian)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)模式(shi)。接(jie)觸式(shi)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)最大(da)問題在(zai)于(yu)(yu)它的(de)安(an)全性和(he)通用性。為了使它滿足嚴格的(de)安(an)全充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)標準,必須在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路上采用許多措(cuo)施使充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)設備能夠在(zai)各(ge)種環境下安(an)全充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian),恒(heng)壓(ya)限(xian)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)分階(jie)段恒(heng)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)均屬于(yu)(yu)接(jie)觸式(shi)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)技術(shu)。新型的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動汽車感應充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)技術(shu)發展很快(kuai)。
這(zhe)類開關柜采用鋼板(ban)制(zhi)(zhi)成(cheng)(cheng)(cheng)封閉外殼,進(jin)出線回(hui)路的(de)(de)電(dian)器元件都安裝在可抽出的(de)(de)抽屜中(zhong)(zhong),構成(cheng)(cheng)(cheng)能(neng)完成(cheng)(cheng)(cheng)某(mou)一類供電(dian)任務的(de)(de)功(gong)能(neng)單(dan)元。功(gong)能(neng)單(dan)元與母(mu)線或電(dian)纜之間,用接地的(de)(de)金屬板(ban)或塑料制(zhi)(zhi)成(cheng)(cheng)(cheng)的(de)(de)功(gong)能(neng)板(ban)隔(ge)開,形成(cheng)(cheng)(cheng)母(mu)線、功(gong)能(neng)單(dan)元和電(dian)纜三個(ge)區域(yu)。每(mei)個(ge)功(gong)能(neng)單(dan)元之間也有隔(ge)離(li)措(cuo)施。抽屜式(shi)(shi)開關柜有較高的(de)(de)可靠性(xing)(xing)、安全性(xing)(xing)和互(hu)換(huan)性(xing)(xing),是比較先(xian)進(jin)的(de)(de)開關柜,開關柜多(duo)數是指抽屜式(shi)(shi)開關柜。它們適用于要(yao)求供電(dian)可靠性(xing)(xing)較高的(de)(de)工礦企業、高層建筑,作為集(ji)中(zhong)(zhong)控制(zhi)(zhi)的(de)(de)配電(dian)中(zhong)(zhong)心。
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