165A100A自動恒流充放電機
新鄉(xiang)市天(tian)恒電(dian)(dian)(dian)(dian)氣科技有限公司(si)是從事高頻開(kai)關(guan)直流電(dian)(dian)(dian)(dian)源、相控直流電(dian)(dian)(dian)(dian)源、智能(neng)充放(fang)電(dian)(dian)(dian)(dian)機、蓄電(dian)(dian)(dian)(dian)池(chi)(chi)檢測(ce)設(she)備、AGV智能(neng)充電(dian)(dian)(dian)(dian)系統、各類蓄電(dian)(dian)(dian)(dian)池(chi)(chi)組等系列產品研發、生(sheng)產的公司(si)。
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1概述
智能充放電裝置是為蓄電池組專門設計的充放電設備,可對變(輸)電站、電廠等直流電源,鐵路機車、裝甲、坦克、車輛、發電車等車用鉛酸、鎘鎳、氫鎳和鐵鋰等蓄電池的維護、容量校對,從而提高電池的壽命,保證直流電源和機車(che)車(che)輛等(deng)設備安全運行。該設備采(cai)用(yong)(yong)可(ke)(ke)(ke)編(bian)程(cheng)(cheng)控(kong)制(zhi)(zhi)器作為主(zhu)控(kong)單元,7英寸彩色液(ye)晶觸摸屏作為人機界面。主(zhu)電(dian)(dian)(dian)路(lu)(lu)采(cai)用(yong)(yong)全橋全控(kong)電(dian)(dian)(dian)路(lu)(lu),觸發(fa)電(dian)(dian)(dian)路(lu)(lu)采(cai)用(yong)(yong)可(ke)(ke)(ke)編(bian)程(cheng)(cheng)集成電(dian)(dian)(dian)路(lu)(lu),從脈沖的移相(xiang)、定(ding)寬、調制(zhi)(zhi)均實現數(shu)字化,觸發(fa)器部分不需(xu)要任何調整,而且(qie)具(ju)(ju)有可(ke)(ke)(ke)靠(kao)性高、脈沖對稱度高、抗干擾能力強(qiang)、反應速度快等(deng)特點(dian)。采(cai)用(yong)(yong)可(ke)(ke)(ke)控(kong)硅有源逆變(bian)放電(dian)(dian)(dian)相(xiang)對于過去電(dian)(dian)(dian)阻放電(dian)(dian)(dian),具(ju)(ju)有發(fa)熱量小,電(dian)(dian)(dian)流(liu)恒定(ding),節約能源等(deng)優點(dian)。整套裝置(zhi)操作方便,工作可(ke)(ke)(ke)靠(kao),保護齊全,自(zi)動化程(cheng)(cheng)度高。具(ju)(ju)有四種(zhong)工作模(mo)(mo)式(shi):充(chong)電(dian)(dian)(dian)模(mo)(mo)式(shi)、放電(dian)(dian)(dian)模(mo)(mo)式(shi)、放-充(chong)模(mo)(mo)式(shi)和充(chong)-放-充(chong)循環模(mo)(mo)式(shi),用(yong)(yong)戶可(ke)(ke)(ke)根據蓄電(dian)(dian)(dian)池的使用(yong)(yong)情況選擇相(xiang)應模(mo)(mo)式(shi)對其進行維護保養充(chong)電(dian)(dian)(dian)。
本設備為(wei)了(le)提高(gao)充(chong)電(dian)機效率,主變壓器分為(wei)兩路輸出,并能根據用戶所接蓄電(dian)池電(dian)壓的大小,自動實現翻檔(dang)功能,無須人員操作,具體:電(dian)池組電(dian)壓大于(yu)80V時用高(gao) 檔(dang),低(di)于(yu)80V時用低(di)檔(dang)。
具有急停按鈕,緊急情(qing)況一鍵(jian)關機。
1.1額定參數
1、輸入電壓:AC 380V±10%三線四線制
2、輸出電壓:DC 0~165 V
3、輸出電流(liu):DC 0~210A
4、放電電流:DC 0~210A
5、噪聲:≤60dB(關(guan)閉前后門1米處)
6、冷(leng)卻方(fang)式(shi):自冷(leng)+風冷(leng)
7、外形尺(chi)寸:800X600X1800mm
1.2使用條件
1、海(hai)拔高(gao)(gao)度(du)不高(gao)(gao)于2000m。
2、環境溫(wen)度不低(di)于0℃,不高于+50℃。
3、空氣蕞大相(xiang)對濕度不超(chao)過(guo)90%(在相(xiang)當于(yu)空氣溫度20±5℃時(shi))
4、運行(xing)地點(dian)無(wu)導電及爆炸(zha)塵埃,無(wu)腐蝕金屬(shu)和破(po)壞絕緣的氣(qi)體或蒸汽,無(wu)強電磁干擾。
5、空(kong)氣流通較好(hao)的(de)場所。
6、無劇(ju)烈振動和(he)沖擊,垂直傾斜度不超過5o。
2工作原理
(1)工作(zuo)原理見框圖
本裝置主(zhu)電(dian)(dian)路采用三相全控(kong)橋(qiao)式電(dian)(dian)路,觸發電(dian)(dian)路采用數字電(dian)(dian)路,交(jiao)流(liu)電(dian)(dian)經整流(liu)后(hou)變(bian)為直流(liu)電(dian)(dian)給電(dian)(dian)池(chi)(chi)組充電(dian)(dian),電(dian)(dian)池(chi)(chi)組電(dian)(dian)能經逆變(bian)后(hou)返送回電(dian)(dian)網(wang)。從而完成電(dian)(dian)池(chi)(chi)組的充電(dian)(dian)、放電(dian)(dian)過程。
觸發電路簡介:
該觸(chu)發電路以數字(zi)電路為(wei)基礎,對系統輸入(ru)的(de)反饋信(xin)(xin)號(hao)(hao)(hao)(hao)先 進行隔離放大,并與給定(ding)信(xin)(xin)號(hao)(hao)(hao)(hao)比較后,將其誤差(cha)信(xin)(xin)號(hao)(hao)(hao)(hao)進行模擬轉換(huan)變換(huan)成數字(zi)信(xin)(xin)號(hao)(hao)(hao)(hao),輸入(ru)送(song)到邏輯處理單元和其他控制信(xin)(xin)號(hao)(hao)(hao)(hao)一同(tong)進行邏輯控制、實(shi)時計(ji)算、蕞終發出(chu)觸(chu)發脈沖。保證了脈沖的(de)準確性、可靠性。
原理框圖:
(2)設備功能
對蓄電池進行自動充放電,并檢驗(yan)蓄電池儲(chu)電性能、激 活落后蓄電池,以(yi)及蓄電池初充電時放電之(zhi)用。
采用(yong)電(dian)壓法、時(shi)間法、容(rong)量法等(deng)多種方法綜合性地判斷充放電(dian)工作(zuo)的完成,并自動(dong)關機,全數字控(kong)制,DSP處理器(qi)。
控(kong)制方式(shi)(shi):可(ke)設置各類(lei)電(dian)池的(de)充放電(dian)工藝程式(shi)(shi)及參數自動(dong)控(kong)制,也可(ke)單(dan)步控(kong)制。
運行方式:恒流充(chong)電(dian)(dian)、脈沖(chong)充(chong)電(dian)(dian)、恒壓限(xian)流充(chong)電(dian)(dian)、恒流限(xian)壓放電(dian)(dian),靜電(dian)(dian)、循環等。
保護(hu):具有(you)過(guo)(guo)流、過(guo)(guo)壓、斷流及掉電(dian)數據(ju)保存,上電(dian)自動(dong)恢復運行,超(chao)溫(wen)保護(hu)等功能(neng)。
記(ji)錄(lu):具有(you)定時(shi)(shi)間,電壓,安時(shi)(shi)等階(jie)段轉換和(he)定時(shi)(shi)記(ji)錄(lu)運行(xing)數據和(he)曲線(xian)功能,記(ji)錄(lu)數據500條以上。
整(zheng)流方(fang)式(shi):三相(xiang)全控橋(qiao)式(shi)整(zheng)流。
采用(yong)工(gong)業級觸摸(mo)屏(ping),漢字顯(xian)示,實時狀態,應具有(you)完好的(de)人機界面(mian),人機對話,操作方便,顯(xian)示清(qing)晰易懂(dong),集(ji)充(chong)電(dian)、放電(dian)、循環充(chong)放、脈沖(chong)、溫度補償等(deng)多種工(gong)作模式于一(yi)體,觸摸(mo)屏(ping)7英寸等(deng)可選。
對(dui)電網無(wu)相序要求(qiu),A、B、C三相輸(shu)入任意接線。
充電(dian)(dian)中途充電(dian)(dian)連接線(xian)脫(tuo)落自動關(guan)機;充、放電(dian)(dian)參數首 次設置(zhi)好(hao)后,如以(yi)后充、放相(xiang)同的蓄(xu)電(dian)(dian)池,每(mei)次只需(xu)確認而無需(xu)重新設置(zhi)。
具有脈沖充電功能(能對落后蓄(xu)電池進行激 活),脈沖寬(kuan)度(du)(du)、幅度(du)(du)可變、可設置(zhi)。
具(ju)有溫度(du)補償功(gong)能,即(ji)充電(dian)(dian)機可以根據環境溫度(du)變化(hua)和蓄電(dian)(dian)池(chi)特性曲線調整充電(dian)(dian)電(dian)(dian)壓。
放電時(shi)電能反饋到電網(wang),實現清潔環 保。
用(yong)戶可在(zai)充、放電工作(zuo)(zuo)過程中對所有的參數工藝(yi)參數進行查看(kan),避免(mian)誤操作(zuo)(zuo);
具有掉電存儲(chu)功能,來(lai)電自動恢復到掉電前工作狀態,實現無(wu)人值守;
具有暫停功能,確保(bao)連續運行。
具有手動(dong)操(cao)作、微機控制、觸摸屏控制、PC機操(cao)作等多(duo)種操(cao)作方式。
放(fang)(fang)(fang)電(dian)(dian)全過程為恒(heng)流放(fang)(fang)(fang)電(dian)(dian)。當(dang)放(fang)(fang)(fang)電(dian)(dian)電(dian)(dian)時(shi)(shi)間到達設(she)定(ding)的放(fang)(fang)(fang)電(dian)(dian)時(shi)(shi)間值、電(dian)(dian)池(chi)組電(dian)(dian)壓降到設(she)定(ding)放(fang)(fang)(fang)電(dian)(dian)結束(shu)電(dian)(dian)壓值或放(fang)(fang)(fang)出容量(liang)大于設(she)置值時(shi)(shi),設(she)備將(jiang)自動停機,放(fang)(fang)(fang)電(dian)(dian)結束(shu),確保設(she)備及電(dian)(dian)池(chi)的安
全運行。
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