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  2019-6-20 電力改革發展概況

  1979年(nian)2月，水利電(dian)(dian)(dian)力部(bu)撤(che)銷(xiao)，電(dian)(dian)(dian)力工業(ye)部(bu)成立。 1982年(nian)3月，水利部(bu)和電(dian)(dian)(dian)力工業(ye)部(bu)再度合并(bing)為(wei)水利電(dian)(dian)(dian)力部(bu)。 1984年(nian)12月，中央、國務院領導就組建"華能國際電(dian)(dian)(dian)力開發公(gong)司"，利用外(wai)資辦電(dian)(dian)(dian)、加快電(dian)(dian)(dian)力建設(she)作出批示。 1985年(nian)...

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  2019-6-19 直流屏的調試方法

  1、首先檢(jian)查(cha)一(yi)次(ci)和(he)二次(ci)回路(lu)(lu)接(jie)(jie)線是(shi)否(fou)正確-主要(yao)是(shi)查(cha)致(zhi)命錯誤，比(bi)如說(shuo)弱點接(jie)(jie)口(kou)接(jie)(jie)上強(qiang)電了(le)(le)，應該接(jie)(jie)入(ru)直流(liu)信號卻接(jie)(jie)入(ru)交流(liu)信號了(le)(le)，還有(you)就是(shi)短路(lu)(lu)問(wen)題。 2、避(bi)免了(le)(le)以上的原因(yin)，斷(duan)開所有(you)的斷(duan)路(lu)(lu)器(qi)和(he)保險，接(jie)(jie)通交流(liu)電源，測試交流(liu)雙電源切換(huan)裝(zhuang)置是(shi)否(fou)工(gong)作(zuo)正常，雙電...

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  2019-6-19 直流系統接地檢測方法分析及檢測裝置改進

  發電(dian)(dian)廠(chang)、變(bian)(bian)電(dian)(dian)站的(de)(de)直流系(xi)統(tong)是一個獨立的(de)(de)電(dian)(dian)源，不受(shou)發電(dian)(dian)機(ji)、廠(chang)用電(dian)(dian)、站用變(bian)(bian)以及系(xi)統(tong)運行(xing)方式改(gai)變(bian)(bian)的(de)(de)影響(xiang)，為(wei)(wei)電(dian)(dian)力系(xi)統(tong)的(de)(de)控制回(hui)(hui)路(lu)、信號回(hui)(hui)路(lu)、繼電(dian)(dian)保護、自(zi)動(dong)裝置及事(shi)故照明等提供可(ke)靠穩定的(de)(de)不間斷(duan)電(dian)(dian)源,它還為(wei)(wei)斷(duan)路(lu)器的(de)(de)分、合(he)閘提供操(cao)作電(dian)(dian)源。因此直流電(dian)(dian)源系(xi)統(tong)對變(bian)(bian)...

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  2019-6-18 直流屏在作業中采取的預防措施

  (1)進行直流屏以及(ji)整流直流電源裝置(zhi)及(ji)其直流回路的(de)(de)清掃、檢查應由兩人進行，其中(zhong)(zhong)一(yi)(yi)人對(dui)進行工(gong)作的(de)(de)行為要加強監護，防止(zhi)因(yin)失誤而傷人或(huo)損壞設備。 (2)在清掃、檢查中(zhong)(zhong)，如需對(dui)運行中(zhong)(zhong)的(de)(de)部分元件(jian)作進一(yi)(yi)步檢查或(huo)需處理缺陷，工(gong)作時需遵守(shou)《...

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  2019-6-18 電源線承受電流估算

  一平(ping)方的電(dian)源線最大能過多少安(an)的電(dian)流，多大的功(gong)率(lv)。比方2.5平(ping)方的電(dian)線。工程施工中怎樣算要用多大的電(dian)線。 ? 對于1.5、2.5、4、6、10mm2的導線可(ke)將其截面積數乘以5倍。 7 x! g2 ?! Q0 h% ]...

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  2019-6-17 閥控式密封鉛酸蓄電池的使用優勢分析

  可以(yi)使(shi)用(yong)15年以(yi)上，使(shi)用(yong)期間不用(yong)經常加水，電(dian)(dian)池(chi)的密(mi)封(feng)結構(gou)杜絕了(le)漏酸的產生閥控(kong)式密(mi)封(feng)鉛酸蓄電(dian)(dian)池(chi)，達(da)到(dao)了(le)安(an)全和環保的目的，廣(guang)泛應(ying)用(yong)于通(tong)信系(xi)統、電(dian)(dian)力系(xi)統、UPS備用(yong)電(dian)(dian)源、水電(dian)(dian)站、火電(dian)(dian)廠、國防通(tong)信、安(an)全應(ying)急(ji)照明報警(jing)疏散系(xi)統等。 閥控(kong)...

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  2019-6-17 全自動充電機保證安全充電的關鍵

  1，全(quan)自(zi)動充(chong)電(dian)(dian)(dian)機輸出有正、負點(dian)，不要反轉。紅線(xian)連(lian)接(jie)電(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)器(qi)連(lian)接(jie)電(dian)(dian)(dian)池(chi)負極(ji)，綠色線(xian)。 2，紅色的，綠色的充(chong)電(dian)(dian)(dian)器(qi)輸出不能短路（即連(lian)接(jie)）。 3，充(chong)電(dian)(dian)(dian)，220v-230v電(dian)(dian)(dian)壓范(fan)圍之間。 4，充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)可以不缺乏液體...

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  2019-6-14 智能充電機不間斷電源常見故障現象原因分析？

  在日常處理Smart-智(zhi)(zhi)能(neng)充(chong)(chong)電(dian)(dian)(dian)(dian)機報修申請的(de)過程(cheng)中，我(wo)們發現(xian)(xian)(xian)有(you)許(xu)多智(zhi)(zhi)能(neng)充(chong)(chong)電(dian)(dian)(dian)(dian)機的(de)故障現(xian)(xian)(xian)象是(shi)由(you)于電(dian)(dian)(dian)(dian)池(chi)、市電(dian)(dian)(dian)(dian)、使用環境和(he)使用方法等因素(su)造成的(de)，有(you)相當一部分智(zhi)(zhi)能(neng)充(chong)(chong)電(dian)(dian)(dian)(dian)機本(ben)身并沒有(you)出(chu)(chu)現(xian)(xian)(xian)故障。如果(guo)能(neng)將這些(xie)因素(su)找(zhao)出(chu)(chu)來，判斷出(chu)(chu)并非是(shi)由(you)于智(zhi)(zhi)能(neng)充(chong)(chong)電(dian)(dian)(dian)(dian)機引起(qi)的(de)故障現(xian)(xian)(xian)象...

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  2019-6-14 處理蓄電池充電機突然停電的方法

  處理(li)蓄(xu)電(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)機突然停電(dian)(dian)(dian)(dian)(dian)的方法 當蓄(xu)電(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)足電(dian)(dian)(dian)(dian)(dian)后，充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)機必須(xu)適時地切斷(duan)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)，否則蓄(xu)電(dian)(dian)(dian)(dian)(dian)池將出現(xian)大量出氣、失水和溫(wen)升等過充(chong)(chong)反應，直接(jie)危(wei)及蓄(xu)電(dian)(dian)(dian)(dian)(dian)池的使用壽命(ming)。因此，必須(xu)隨時監(jian)測蓄(xu)電(dian)(dian)(dian)(dian)(dian)池的充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)狀況，保(bao)證電(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)足電(dian)(dian)(dian)(dian)(dian)而又(you)不過充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)。主要的停充(chong)(chong)控...

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  2019-6-13 大功率蓄電池充電機有什么特點及常見故障

  大(da)功率蓄(xu)電(dian)(dian)池(chi)充(chong)電(dian)(dian)機采(cai)用了功能完(wan)善的(de)電(dian)(dian)源IC，并(bing)由數字邏(luo)輯(ji)電(dian)(dian)路(lu)進(jin)行實行采(cai)樣控制(zhi)，自動檢測所充(chong)蓄(xu)電(dian)(dian)池(chi)的(de)狀態。 大(da)功率蓄(xu)電(dian)(dian)池(chi)充(chong)電(dian)(dian)機主(zhu)要(yao)功能： 1. 采(cai)用“恒流-恒壓限(xian)流-恒壓浮充(chong)”充(chong)電(dian)(dian)模式，要(yao)求(qiu)達到全(quan)自動工作狀態，適合無人值守的(de)工作場合。 ...

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