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發電機水內冷直流高壓發生器測試精準,穩定可靠

物理(li)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)。物理(li)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)包(bao)括抽水(shui)蓄(xu)能(neng)(neng)(neng)、蓄(xu)冷(leng)蓄(xu)熱儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)、壓(ya)縮空氣儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)和(he)飛輪儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)等(deng)(deng)(deng)(deng)幾(ji)大(da)類型。抽水(shui)蓄(xu)能(neng)(neng)(neng)作(zuo)為*傳統(tong)的物理(li)蓄(xu)能(neng)(neng)(neng)方(fang)式,具(ju)有技(ji)術成熟(shu)度(du)高、使(shi)用壽命(ming)長(chang)、自(zi)放電率(lv)(lv)(lv)低、整體(ti)效(xiao)率(lv)(lv)(lv)高、存儲(chu)(chu)(chu)(chu)(chu)成本低等(deng)(deng)(deng)(deng)優(you)勢,對(dui)解(jie)決(jue)電力(li)系統(tong)日益突出(chu)的調峰問(wen)題和(he)保(bao)證電網(wang)電壓(ya)穩定的作(zuo)用巨大(da),但也(ye)存在能(neng)(neng)(neng)量(liang)密(mi)度(du)低、受地理(li)條件制約、投(tou)資成本高、回報周期長(chang)等(deng)(deng)(deng)(deng)不足;蓄(xu)冷(leng)蓄(xu)熱儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)主要包(bao)括水(shui)蓄(xu)冷(leng)、冰蓄(xu)冷(leng)、水(shui)蓄(xu)熱、熔鹽蓄(xu)熱等(deng)(deng)(deng)(deng)方(fang)式,同可(ke)再生能(neng)(neng)(neng)源(yuan)分布(bu)式系統(tong)的耦合應用將是其(qi)未來(lai)發(fa)展的重要方(fang)向;壓(ya)縮空氣儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)兼具(ju)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)容量(liang)大(da)、周期長(chang)、效(xiao)率(lv)(lv)(lv)高和(he)單(dan)位投(tou)資較小等(deng)(deng)(deng)(deng)優(you)點,被認為是目(mu)前*具(ju)發(fa)展潛力(li)的大(da)規模電力(li)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)技(ji)術;飛輪儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)具(ju)有技(ji)術成熟(shu)度(du)高、高功率(lv)(lv)(lv)密(mi)度(du)、長(chang)壽命(ming)、充放電次數無限以(yi)及(ji)無污染(ran)等(deng)(deng)(deng)(deng)優(you)勢,在電網(wang)調頻和(he)電能(neng)(neng)(neng)質(zhi)量(liang)保(bao)障等(deng)(deng)(deng)(deng)方(fang)面意義重大(da)。

電(dian)化(hua)(hua)學(xue)儲(chu)(chu)能及氫儲(chu)(chu)能。電(dian)化(hua)(hua)學(xue)儲(chu)(chu)能涵蓋(gai)鋰電池(chi)、鉛酸(suan)電池(chi)、鈉離子電池(chi)、全釩(fan)液流電池(chi)以及超級(ji)電容等不同類(lei)型,其(qi)中,鋰電池(chi)具有重(zhong)量輕、能效高(gao)、綠(lv)色環保等優勢(shi),但存在可靠穩定性(xing)較差、成本高(gao)等劣(lie)勢(shi);鉛酸電(dian)(dian)池(chi)雖然性價比較(jiao)高、放電(dian)(dian)可靠(kao)性能(neng)好,但也有(you)使用(yong)壽(shou)命(ming)相對較(jiao)短(duan)、容易帶來(lai)污染等(deng)不(bu)足,較(jiao)廣泛應用(yong)于(yu)風(feng)電(dian)(dian)光伏等(deng)新能(neng)源發(fa)電(dian)(dian)側配儲(chu)能(neng)和(he)(he)用(yong)戶側儲(chu)能(neng)項目(mu);鈉(na)離子電(dian)(dian)池(chi)的能(neng)量(liang)(liang)密度(du)要大(da)于(yu)鉛酸電(dian)(dian)池(chi),但小于(yu)鋰(li)電(dian)(dian)池(chi),未來(lai)同鋰(li)電(dian)(dian)池(chi)和(he)(he)鉛酸電(dian)(dian)池(chi)存在(zai)較(jiao)強的互(hu)補關系(xi)。全釩液流(liu)電(dian)(dian)池(chi)具有(you)規模(mo)大(da)、壽(shou)命(ming)長、成本低、效率高等(deng)優(you)點,在(zai)光風(feng)發(fa)電(dian)(dian)站配套儲(chu)能(neng)、電(dian)(dian)網調(diao)峰等(deng)領域(yu)應用(yong)很普遍。超級電(dian)(dian)容儲(chu)能(neng)具有(you)效率高、功率大(da)、充放電(dian)(dian)循環次(ci)數(shu)多(duo)等(deng)好處,不(bu)足在(zai)于(yu)能(neng)量(liang)(liang)密度(du)不(bu)足、使用(yong)成本高,較(jiao)多(duo)應用(yong)于(yu)風(feng)力(li)發(fa)電(dian)(dian)、微電(dian)(dian)網和(he)(he)建筑(zhu)節能(neng)領域(yu)。氫儲(chu)能(neng)發(fa)展前景(jing)廣闊,但目(mu)前仍處于(yu)探索起步階段,距(ju)離實現大(da)規模(mo)產(chan)業(ye)化和(he)(he)商業(ye)化發(fa)展仍然有(you)較(jiao)長的路要走。



一(yi)、產品簡介(jie)(WBZGS8000發電機水內冷直流高壓發生器測試精準(zhun),穩(wen)定可(ke)靠

WBZGS8000型系(xi)列大容量直流高壓(ya)發(fa)生器的(de)設(she)計(ji)制(zhi)造(zao)時專為水(shui)內冷(leng)發(fa)電(dian)機(ji)進行泄露電(dian)流和(he)直流耐壓(ya)試驗(yan)使(shi)用(yong),設(she)計(ji)制(zhi)造(zao)的(de)指導思想是以下幾點:

1、由(you)于大型水冷發電(dian)機繞組傳(chuan)導電(dian)流很大,在試驗電(dian)壓下要20-200mA左右不等。如果沒有足夠容(rong)量的直流高(gao)壓發生器,無法升壓。

2、目(mu)前(qian)國(guo)內(nei)的(de)直流高壓試驗器(qi)輸出電流一(yi)般(ban)都在(zai)10mA以內,輸出電流200mA的高壓發生器屬(shu)于空(kong)白(bai)。

3、直流試驗隊一(yi)般(ban)高壓電氣設備而(er)(er)言,能(neng)發現其絕(jue)緣(yuan)的貫穿性缺陷,而(er)(er)對電機來(lai)說,它(ta)能(neng)獨(du)特(te)發現它(ta)的局部絕(jue)緣(yuan)缺陷(定子線(xian)卷端部絕(jue)緣(yuan))這是其它(ta)試驗無法替代(dai)的。

4、為能對水內冷發電機(ji)組的準確測(ce)量泄露電流,ZGS8000系列高壓發生器特別設(she)計了各種干擾電流(liu)的(de)補償回路試(shi)驗時(shi)可完全排(pai)除雜散電流(liu)和匯(hui)水管的(de)極化(hua)電勢干擾的(de)影(ying)響,真正測到(dao)試(shi)品的(de)電流(liu)。

5ZGS8000系(xi)列直流(liu)高壓發(fa)生器采用中頻倍壓電(dian)路(lu)。率先應用*新的(de)PWM脈寬調制(zhi)技術(shu)和大功率IGBT器件。并根據電(dian)磁兼(jian)容性理論(lun),采(cai)用特殊屏蔽、隔離和接(jie)地等措施。使直流高壓發生器實現了高品(pin)質、便(bian)攜式并能承(cheng)受額(e)定電(dian)壓放(fang)電(dian)而不(bu)損(sun)壞。

 

二、工(gong)作(zuo)原理(li)框(kuang)圖:(WBZGS8000發電機水(shui)內(nei)冷直流高(gao)壓發生器(qi)測試(shi)精準,穩(wen)定可靠

三、主(zhu)要技(ji)術指標(biao)和參數(WBZGS8000發電機(ji)水內(nei)冷直(zhi)流高壓發生器(qi)測試精(jing)準(zhun),穩定(ding)可靠

規范(fan)KV/mA

技(ji)術參數

50/100

50/120

60/150

60/200

80/200

輸出電壓KV

50

50

60

60

80

輸出電流mA

100

120

150

200

200

輸出功率W

5000

6000

9000

12000

16000

電壓(ya)測量誤差

1.0%±1個字

電流測量誤差(cha)

1.0%±1個字

過壓(ya)整定誤差

1.0%

紋(wen)波系數

3.0%

電(dian)壓(ya)穩(wen)定度

1.0%

電源電壓

AC220V

AC380V(三相四線)

機箱重量

25.0kg

25.0kg

25.0kg

倍(bei)壓重量

45.0kg

65.0kg

70.0kg

四、使(shi)用說明(WBZGS8000發電機(ji)水內(nei)冷直(zhi)流高壓發生(sheng)器測試精準,穩定可(ke)靠

(一)儀器(qi)的面板(ban)、后(hou)板(ban)

1、中頻及測量電(dian)纜快速聯(lian)接(jie)插(cha)座:用于機箱(xiang)與倍(bei)壓部分的聯(lian)接(jie)。聯(lian)接(jie)時(shi)只需(xu)將電(dian)纜插(cha)頭(tou)上(shang)的紅(hong)點對準插(cha)座上(shang)的紅(hong)點順時(shi)針方向轉動(dong)到位(wei)即(ji)(ji)可(ke)。拆卸時(shi)只需(xu)逆時(shi)針轉動(dong)電(dian)纜插(cha)頭(tou)即(ji)(ji)可(ke)。

2、電源輸入插座:將隨機(ji)配置的電源線與電源輸入插座相聯。

3、電源熔(rong)絲(si)。

4、接(jie)(jie)(jie)地(di)端子(zi):此接(jie)(jie)(jie)地(di)端子(zi)與倍壓筒接(jie)(jie)(jie)地(di)端子(zi)及試(shi)品接(jie)(jie)(jie)地(di)聯接(jie)(jie)(jie)為一點后再與接(jie)(jie)(jie)地(di)網相聯。

5、電(dian)源開(kai)關(guan):將(jiang)此開(kai)關(guan)朝右邊按(an)下,電(dian)源接通,綠(lv)燈(deng)亮。反之(zhi)為關(guan)斷。

6、綠色(se)燈(deng)按鈕:綠燈(deng)亮(liang)表示電源已經接(jie)通(tong)及(ji)高壓(ya)斷開。在紅燈(deng)籠狀(zhuang)態下按下綠色(se)按鈕,紅燈(deng)滅(mie)綠燈(deng)亮(liang),高壓(ya)回(hui)路切斷。

7、紅(hong)(hong)色(se)帶(dai)燈(deng)(deng)按(an)(an)鈕(niu):高(gao)(gao)壓(ya)接(jie)通按(an)(an)鈕(niu)、高(gao)(gao)壓(ya)指(zhi)示(shi)(shi)燈(deng)(deng)。在綠(lv)燈(deng)(deng)亮(liang)的狀(zhuang)態(tai)(tai)下(xia),按(an)(an)下(xia)紅(hong)(hong)按(an)(an)鈕(niu)后,紅(hong)(hong)燈(deng)(deng)亮(liang)綠(lv)燈(deng)(deng)滅。表(biao)示(shi)(shi)高(gao)(gao)壓(ya)回路接(jie)通。此(ci)(ci)時可升(sheng)壓(ya)。此(ci)(ci)按(an)(an)鈕(niu)須在電壓(ya)調(diao)節電位器(qi)回零(ling)狀(zhuang)態(tai)(tai)下(xia)才有效。如按(an)(an)下(xia)紅(hong)(hong)色(se)按(an)(an)鈕(niu)紅(hong)(hong)燈(deng)(deng)亮(liang)綠(lv)燈(deng)(deng)仍(reng)亮(liang),但松開按(an)(an)鈕(niu)紅(hong)(hong)燈(deng)(deng)滅綠(lv)燈(deng)(deng)亮(liang),表(biao)示(shi)(shi)機內保護回路已工(gong)作,此(ci)(ci)時必須關機檢查過壓(ya)整定是(shi)否小(xiao)于滿量程的5%及有無其它故障后,再開機。

89、電(dian)(dian)壓調節電(dian)(dian)位(wei)器:該電(dian)(dian)位(wei)器用粗調、細調兩(liang)只多卷電(dian)(dian)位(wei)器順時針旋(xuan)轉為(wei)升(sheng)壓,反之為(wei)降壓。此(ci)(ci)電(dian)(dian)位(wei)器具備控制(zhi)電(dian)(dian)子(zi)零位(wei)保護功(gong)能(neng),因(yin)此(ci)(ci)升(sheng)壓前必須先回零。

10160×160點陣顯示屏。

11、“選(xuan)(xuan)擇(ze)”鍵(jian),在(zai)綠燈亮(liang)狀(zhuang)態,點擊“選(xuan)(xuan)擇(ze)”鍵(jian),可以分(fen)別選(xuan)(xuan)擇(ze)修改“過(guo)壓(ya)整定”項、“計(ji)(ji)時”項數(shu)字(zi)(zi)位(wei)(wei)(wei)的數(shu)值。點擊“選(xuan)(xuan)擇(ze)”鍵(jian)后,既有光(guang)標(biao)顯示在(zai)“過(guo)壓(ya)整定”項高位(wei)(wei)(wei)數(shu)字(zi)(zi)上。連(lian)續點擊“選(xuan)(xuan)擇(ze)”鍵(jian),光(guang)標(biao)由高位(wei)(wei)(wei)數(shu)字(zi)(zi)向(xiang)低(di)位(wei)(wei)(wei)數(shu)字(zi)(zi)位(wei)(wei)(wei)移動(dong),并由“過(guo)壓(ya)整定”項移位(wei)(wei)(wei)到“計(ji)(ji)時”項高位(wei)(wei)(wei)數(shu)字(zi)(zi)位(wei)(wei)(wei)。

12、“設置鍵(jian)”,在綠燈(deng)按鈕亮狀態(tai)。

13、“確認/啟(qi)動”鍵

1)修改數值后,點(dian)擊“確認/啟(qi)動(dong)”鍵(jian),確認被修改數(shu)值。

2)無光標(biao)顯示狀態(tai)。點擊“確認/啟動(dong)”鍵,啟動(dong)計(ji)(ji)時(shi)器(qi)計(ji)(ji)時(shi)。

14、泄露電流(liu)測量插孔,(外(wai)接微安(an)表)當需要對顯示泄露電流(liu)進行比較時用。

(二)倍壓(ya)筒(圖4

1、高(gao)壓引出接線(xian)柱                       6、接(jie)地端(duan)子/機(ji)座

2、防暈端蓋    ;                            7、匯水管(guan)

3、倍壓筒體              ;                  8、輪子

45、與(yu)控制相聯接電纜插座

五、試驗接線圖(WBZGS8000發電(dian)機(ji)水(shui)內冷直流(liu)高壓發生器測試精準(zhun),穩定可(ke)靠

電(dian)(dian)源(yuan)(yuan)側(ce)。對電(dian)(dian)源(yuan)(yuan)側(ce)而(er)言,儲(chu)能(neng)(neng)(neng)的(de)需求(qiu)(qiu)終(zhong)端是能(neng)(neng)(neng)源(yuan)(yuan)電(dian)(dian)力(li)(li)的(de)生產商。由于不(bu)(bu)(bu)同的(de)電(dian)(dian)力(li)(li)來源(yuan)(yuan)會對電(dian)(dian)網產生不(bu)(bu)(bu)同的(de)影響以及負(fu)(fu)載(zai)端的(de)不(bu)(bu)(bu)可預(yu)測性,從而(er)導(dao)致(zhi)發電(dian)(dian)和用(yong)電(dian)(dian)的(de)動態不(bu)(bu)(bu)匹(pi)配等問題,形成(cheng)電(dian)(dian)源(yuan)(yuan)側(ce)對儲(chu)能(neng)(neng)(neng)的(de)需求(qiu)(qiu)場景(jing)(jing)(jing)各(ge)不(bu)(bu)(bu)相同,大體可劃分為能(neng)(neng)(neng)量(liang)型需求(qiu)(qiu)場景(jing)(jing)(jing)(能(neng)(neng)(neng)量(liang)時移(yi)、容(rong)(rong)量(liang)機組(zu))、功率(lv)型需求(qiu)(qiu)場景(jing)(jing)(jing)(如負(fu)(fu)荷跟(gen)蹤、系統調頻、備用(yong)容(rong)(rong)量(liang))和能(neng)(neng)(neng)源(yuan)(yuan)型/功率(lv)型需求場(chang)(chang)景(jing)(jing)(如(ru)可再生能(neng)(neng)(neng)源(yuan)并網(wang))三大(da)類(lei)需求場(chang)(chang)景(jing)(jing)和六小類(lei)應用(yong)場(chang)(chang)景(jing)(jing)。電(dian)源(yuan)側儲能(neng)(neng)(neng)對改善新能(neng)(neng)(neng)源(yuan)特(te)性、平抑(yi)發電(dian)功率(lv)波動、減(jian)少棄(qi)(qi)風棄(qi)(qi)光(guang)、提高(gao)電(dian)能(neng)(neng)(neng)質量、提升電(dian)網(wang)可靠穩定運(yun)行水(shui)平等(deng)方面具有重要作用(yong)。

電(dian)(dian)(dian)網側。儲(chu)(chu)能在電(dian)(dian)(dian)網側的(de)應(ying)用(yong)(yong)主要在輸(shu)(shu)(shu)配電(dian)(dian)(dian)領域,其(qi)應(ying)用(yong)(yong)類型(xing)從實際效(xiao)(xiao)果的(de)角度來看更多(duo)地(di)發(fa)揮(hui)替代效(xiao)(xiao)應(ying),一般分為緩(huan)解輸(shu)(shu)(shu)配電(dian)(dian)(dian)阻塞、延緩(huan)輸(shu)(shu)(shu)配電(dian)(dian)(dian)設備(bei)擴容及無功(gong)支持(chi)(chi)等三種(zhong)類型(xing)。緩(huan)解輸(shu)(shu)(shu)配電(dian)(dian)(dian)阻塞是(shi)(shi)指(zhi)將儲(chu)(chu)能系統(tong)(tong)安裝(zhuang)在線(xian)(xian)路(lu)上游,當線(xian)(xian)路(lu)負荷(he)(he)超過線(xian)(xian)路(lu)容量(liang)、發(fa)生線(xian)(xian)路(lu)阻塞時,把(ba)無法輸(shu)(shu)(shu)送(song)的(de)電(dian)(dian)(dian)能儲(chu)(chu)存(cun)到儲(chu)(chu)能設備(bei)中,一旦(dan)線(xian)(xian)路(lu)負荷(he)(he)小(xiao)于線(xian)(xian)路(lu)容量(liang)時,儲(chu)(chu)能系統(tong)(tong)自動向(xiang)線(xian)(xian)路(lu)放電(dian)(dian)(dian);延緩(huan)輸(shu)(shu)(shu)配電(dian)(dian)(dian)設備(bei)擴容是(shi)(shi)指(zhi)通過在傳統(tong)(tong)輸(shu)(shu)(shu)配電(dian)(dian)(dian)線(xian)(xian)路(lu)上內(nei)加(jia)裝(zhuang)儲(chu)(chu)能設施(shi),待(dai)其(qi)出(chu)現自身容量(liang)低于負荷(he)(he)的(de)情況時,利(li)用(yong)(yong)儲(chu)(chu)能系統(tong)(tong)通過較小(xiao)的(de)裝(zhuang)機容量(liang)達到有效(xiao)(xiao)提高電(dian)(dian)(dian)網的(de)輸(shu)(shu)(shu)配電(dian)(dian)(dian)能力的(de)目的(de);無功(gong)支持(chi)(chi)是(shi)(shi)指(zhi)在輸(shu)(shu)(shu)配線(xian)(xian)路(lu)上通過注(zhu)入或(huo)吸收無功(gong)功(gong)率(lv)而達到調(diao)節輸(shu)(shu)(shu)電(dian)(dian)(dian)電(dian)(dian)(dian)壓的(de)目的(de)。

用(yong)戶(hu)(hu)側。即在(zai)(zai)電(dian)(dian)(dian)力使用(yong)的(de)(de)(de)終端領域,依托(tuo)(tuo)儲能配置達到優化廣大用(yong)戶(hu)(hu)的(de)(de)(de)用(yong)電(dian)(dian)(dian)需求、降(jiang)低(di)用(yong)戶(hu)(hu)的(de)(de)(de)用(yong)電(dian)(dian)(dian)成(cheng)本的(de)(de)(de)目的(de)(de)(de):一是(shi)(shi)降(jiang)低(di)容量費用(yong),是(shi)(shi)指(zhi)(zhi)用(yong)戶(hu)(hu)通過安裝儲能系(xi)統,發(fa)揮其在(zai)(zai)用(yong)電(dian)(dian)(dian)低(di)谷時儲能、在(zai)(zai)高峰時負荷放電(dian)(dian)(dian)的(de)(de)(de)作用(yong),達到降(jiang)低(di)整體負荷和減少容量費用(yong)的(de)(de)(de)目的(de)(de)(de);二是(shi)(shi)提升電(dian)(dian)(dian)能穩定性(xing),是(shi)(shi)指(zhi)(zhi)用(yong)戶(hu)(hu)側在(zai)(zai)電(dian)(dian)(dian)流、電(dian)(dian)(dian)壓(ya)不穩定的(de)(de)(de)情況下,依托(tuo)(tuo)儲能系(xi)統達到平滑電(dian)(dian)(dian)壓(ya)、頻(pin)率波動(dong)的(de)(de)(de)目的(de)(de)(de);三是(shi)(shi)提高供電(dian)(dian)(dian)可(ke)靠性(xing),是(shi)(shi)指(zhi)(zhi)發(fa)生停電(dian)(dian)(dian)故(gu)障時,借助儲能系(xi)統避免出(chu)現供電(dian)(dian)(dian)中斷,確保供電(dian)(dian)(dian)的(de)(de)(de)連續性(xing)和不間斷性(xing)。

 


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