充(chong)電(dian)樁(zhuang)一般提(ti)供(gong)常規充(chong)電(dian)和快(kuai)速(su)充(chong)電(dian)兩種充(chong)電(dian)方式(shi),人們可(ke)以使(shi)用(yong)特定的充(chong)電(dian)卡在(zai)充(chong)電(dian)樁(zhuang)提(ti)供(gong)的人機交(jiao)互(hu)操(cao)作(zuo)界面上刷卡使(shi)用(yong),進行相應(ying)的充(chong)電(dian)方式(shi)、充(chong)電(dian)時間、費用(yong)數據打印等(deng)操(cao)作(zuo),充(chong)電(dian)樁(zhuang)顯(xian)示(shi)屏能顯(xian)示(shi)充(chong)電(dian)量(liang)、費用(yong)、充(chong)電(dian)時間等(deng)數據。
這類開關柜采用鋼板制成封閉外殼,富民便攜式充電樁進出線回路的電器元件都安裝在可抽出的抽屜中,便攜式充電樁價格構成(cheng)能完(wan)成(cheng)某(mou)一類供電(dian)任務的(de)功(gong)能單(dan)(dan)元。功(gong)能單(dan)(dan)元與母線(xian)(xian)或電(dian)纜之間(jian),用接地(di)的(de)金屬板或塑料制(zhi)成(cheng)的(de)功(gong)能板隔開,形成(cheng)母線(xian)(xian)、功(gong)能單(dan)(dan)元和電(dian)纜三個區域。每個功(gong)能單(dan)(dan)元之間(jian)也有隔離措施(shi)。抽屜式開關柜(ju)有較(jiao)高的(de)可靠性、安全(quan)性和互換性,是比較(jiao)先進的(de)開關柜(ju),開關柜(ju)多數是指抽屜式開關柜(ju)。它們適(shi)用于要求供電(dian)可靠性較(jiao)高的(de)工礦企業、高層建筑,作為集中(zhong)控制(zhi)的(de)配電(dian)中(zhong)心。
電(dian)所及配電(dian)設備的布置設計應(ying)便于安(an)裝、操作(zuo)、搬運、檢修(xiu)、試(shi)驗和(he)監測。高低壓(ya)配電(dian)室、變壓(ya)器室、電(dian)容器室、控制(zhi)室內,不應(ying)有與其無(wu)關的管道和(he)線路(lu)通過(guo)。當然,即便充(chong)電(dian)站(zhan)技術瓶頸得到了很(hen)好的解決,但是(shi)充(chong)電(dian)站(zhan)建設可能還(huan)存(cun)在選址(zhi)困難等問題。新(xin)能源汽(qi)車應(ying)先以城市為主,但繁華Ⅸ域往(wang)往(wang)用(yong)地緊張,地價成本較高,這方面需要政府在政策上能予以傾斜.推動充(chong)電(dian)設施的建設。由電(dian)力(li)企業(ye)發展(zhan)經營電(dian)動車充(chong)電(dian)站(zhan)具有先天(tian)優勢(shi)。電(dian)力(li)企業(ye)將電(dian)力(li)直接賣(mai)給車輛是(shi)一個(ge)新(xin)的業(ye)務,希望電(dian)力(li)企業(ye)能轉變
施工用電(dian)(dian)(dian)(dian)配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)系統(tong)應(ying)設置總配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)箱、分配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)箱、開(kai)(kai)關(guan)(guan)箱,并按(an)照“總-分-開(kai)(kai)”順(shun)序作分級設置,并形成“三級配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)”模式。施工用配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)系統(tong)各配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)箱、開(kai)(kai)關(guan)(guan)箱的(de)(de)安(an)(an)(an)裝位(wei)置要合理。總配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)箱要盡量(liang)靠近變(bian)壓器(qi)或(huo)(huo)外電(dian)(dian)(dian)(dian)源(yuan)處,以(yi)便電(dian)(dian)(dian)(dian)源(yuan)的(de)(de)引入。分配(pei)(pei)(pei)(pei)電(dian)(dian)(dian)(dian)箱應(ying)盡量(liang)安(an)(an)(an)裝在用電(dian)(dian)(dian)(dian)設備(bei)或(huo)(huo)負荷相對集(ji)中的(de)(de)中心地(di)帶,確保三相負荷保持平衡。開(kai)(kai)關(guan)(guan)箱安(an)(an)(an)裝的(de)(de)位(wei)置應(ying)視(shi)現(xian)場(chang)情況和工況盡量(liang)靠近其控(kong)制的(de)(de)用電(dian)(dian)(dian)(dian)設備(bei)。
配(pei)(pei)電(dian)箱中(zhong)的低壓電(dian)器,由熔斷器、交流(liu)接觸器、剩余電(dian)流(liu)動作(zuo)保護器、電(dian)容(rong)器及計量(liang)表等組(zu)成。周圍(wei)空(kong)氣溫(wen)(wen)度(du)(du)的上限不超(chao)過40℃;周圍(wei)空(kong)氣溫(wen)(wen)度(du)(du)24h的平(ping)均值不超(chao)過35℃;周圍(wei)空(kong)氣溫(wen)(wen)度(du)(du)的下限不低于-5℃或-25℃。農網改造的配(pei)(pei)電(dian)箱在室外運行,它(ta)不但(dan)受到(dao)(dao)陽光的直接照射產(chan)生高溫(wen)(wen),同時運行中(zhong)自身也會(hui)產(chan)生熱量(liang),所以在盛夏高溫(wen)(wen)季(ji)節,箱體內的溫(wen)(wen)度(du)(du)將會(hui)達(da)到(dao)(dao)60℃以上,這時的溫(wen)(wen)度(du)(du)大(da)大(da)超(chao)過了這些電(dian)器規定的環(huan)境溫(wen)(wen)度(du)(du)
電動(dong)(dong)汽車作(zuo)(zuo)為(wei)一(yi)種(zhong)發展(zhan)前景廣闊的(de)(de)綠(lv)色交通工具,今后的(de)(de)普及速度(du)會異常(chang)迅(xun)猛(meng),未來的(de)(de)市場前景也是(shi)異常(chang)巨大的(de)(de)。在全球能源(yuan)危(wei)機和(he)環境危(wei)機嚴重(zhong)的(de)(de)大背(bei)景下,我國政府積極推進新(xin)能源(yuan)汽車的(de)(de)應用(yong)與發展(zhan),充/換(huan)電站作(zuo)(zuo)為(wei)發展(zhan)電動(dong)(dong)汽車所必(bi)須(xu)的(de)(de)重(zhong)要(yao)配(pei)套(tao)基礎(chu)設施,具有非常(chang)重(zhong)要(yao)的(de)(de)社會效益和(he)經(jing)(jing)濟效益。一(yi)場興(xing)建電動(dong)(dong)汽車充/換(huan)電站的(de)(de)運動(dong)(dong)已經(jing)(jing)在全國范圍內展(zhan)開(kai)。
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