礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)電(dian)(dian)器(qi)(qi)(qi)，例(li)如，礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)變(bian)(bian)壓器(qi)(qi)(qi)，礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)斷(duan)路器(qi)(qi)(qi)，礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)饋電(dian)(dian)開關(guan)等(deng)(deng)等(deng)(deng)電(dian)(dian)器(qi)(qi)(qi)商(shang)品，差異與(yu)通(tong)(tong)常低壓(高壓)電(dian)(dian)器(qi)(qi)(qi)的(de)(de)原因(yin)是(shi)礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)條(tiao)(tiao)件(jian)。礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)井通(tong)(tong)常條(tiao)(tiao)件(jian)依(yi)據環境去區分(fen)首(shou)要(yao)有幾個(ge)有些要(yao)考慮，空(kong)氣成分(fen)、溫度(du)(du)(du)和(he)(he)(he)(he)環境濕(shi)度(du)(du)(du)等(deng)(deng)相對(dui)條(tiao)(tiao)件(jian)。空(kong)氣成分(fen)對(dui)煤礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)等(deng)(deng)礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)藏最首(shou)要(yao)的(de)(de)損害(hai)在瓦斯(si)濃度(du)(du)(du)上(shang)，當瓦斯(si)濃度(du)(du)(du)超越空(kong)氣成分(fen)的(de)(de)5%以(yi)(yi)上(shang)時，遇到火(huo)花等(deng)(deng)明(ming)火(huo)，或者(zhe)高溫，瓦斯(si)就會導(dao)致爆(bao)(bao)(bao)破(po)。給煤礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)等(deng)(deng)礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)藏出產帶來(lai)災(zai)難性(xing)的(de)(de)損害(hai)。而電(dian)(dian)器(qi)(qi)(qi)開關(guan)類(lei)都是(shi)火(huo)花發(fa)生的(de)(de)本源，所以(yi)(yi)，礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)用(yong)電(dian)(dian)器(qi)(qi)(qi)的(de)(de)應用(yong)就要(yao)引進防(fang)(fang)爆(bao)(bao)(bao)和(he)(he)(he)(he)實(shi)(shi)質安全的(de)(de)概念。相同，電(dian)(dian)器(qi)(qi)(qi)開關(guan)等(deng)(deng)工作(zuo)條(tiao)(tiao)件(jian)通(tong)(tong)常對(dui)濕(shi)度(du)(du)(du)和(he)(he)(he)(he)溫度(du)(du)(du)都有需(xu)求，可是(shi)，煤礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)等(deng)(deng)礦(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)(kuang)井通(tong)(tong)常濕(shi)度(du)(du)(du)都比較大(da)，對(dui)電(dian)(dian)器(qi)(qi)(qi)設備(bei)(bei)的(de)(de)運(yun)轉帶來(lai)影響也(ye)很大(da)，而環境溫度(du)(du)(du)也(ye)是(shi)電(dian)(dian)器(qi)(qi)(qi)設備(bei)(bei)老(lao)化縮短運(yun)用(yong)壽(shou)命的(de)(de)一個(ge)因(yin)素，所以(yi)(yi)，防(fang)(fang)爆(bao)(bao)(bao)商(shang)品的(de)(de)防(fang)(fang)爆(bao)(bao)(bao)外殼的(de)(de)檢(jian)查就需(xu)求滿意防(fang)(fang)爆(bao)(bao)(bao)和(he)(he)(he)(he)失爆(bao)(bao)(bao)、防(fang)(fang)潮、溫度(du)(du)(du)等(deng)(deng)幾方(fang)面的(de)(de)條(tiao)(tiao)件(jian)。在防(fang)(fang)爆(bao)(bao)(bao)腔內構成一個(ge)滿意電(dian)(dian)器(qi)(qi)(qi)工作(zuo)條(tiao)(tiao)件(jian)的(de)(de)空(kong)間，并(bing)使電(dian)(dian)器(qi)(qi)(qi)及(ji)連接(jie)線(xian)(xian)、控制線(xian)(xian)等(deng)(deng)外接(jie)線(xian)(xian)做到實(shi)(shi)質安全功能(neng)。一起具(ju)有腔體(ti)內和(he)(he)(he)(he)腔體(ti)外環境阻隔爆(bao)(bao)(bao)破(po)發(fa)生的(de)(de)明(ming)火(huo)和(he)(he)(he)(he)溫度(du)(du)(du)。故而，防(fang)(fang)爆(bao)(bao)(bao)變(bian)(bian)頻(pin)器(qi)(qi)(qi)通(tong)(tong)常稱為隔爆(bao)(bao)(bao)兼實(shi)(shi)質型變(bian)(bian)頻(pin)器(qi)(qi)(qi)。防(fang)(fang)爆(bao)(bao)(bao)電(dian)(dian)器(qi)(qi)(qi)也(ye)相同具(ju)有隔爆(bao)(bao)(bao)兼實(shi)(shi)質安全型電(dian)(dian)器(qi)(qi)(qi)。

　　防(fang)爆(bao)電(dian)(dian)(dian)(dian)(dian)(dian)器和(he)通(tong)(tong)(tong)常電(dian)(dian)(dian)(dian)(dian)(dian)器相(xiang)同(tong)分為高(gao)壓(ya)和(he)中壓(ya)及低壓(ya)電(dian)(dian)(dian)(dian)(dian)(dian)器。依(yi)(yi)據煤礦(kuang)等(deng)巷道(dao)體(ti)積(ji)(ji)成本來核算，通(tong)(tong)(tong)常選用(yong)(yong)高(gao)壓(ya)送(song)(song)電(dian)(dian)(dian)(dian)(dian)(dian)到(dao)礦(kuang)井變電(dian)(dian)(dian)(dian)(dian)(dian)室，變電(dian)(dian)(dian)(dian)(dian)(dian)室防(fang)爆(bao)變壓(ya)器依(yi)(yi)據需求(qiu)別離變壓(ya)送(song)(song)出1140V、690V、400V等(deng)不相(xiang)同(tong)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)通(tong)(tong)(tong)過防(fang)爆(bao)饋電(dian)(dian)(dian)(dian)(dian)(dian)開關別離輸送(song)(song)到(dao)相(xiang)應的設備。礦(kuang)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)器動力源和(he)通(tong)(tong)(tong)常動力源相(xiang)同(tong)，大(da)多選用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)驅(qu)動。只不過礦(kuang)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)選用(yong)(yong)的是防(fang)爆(bao)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)。又(you)由于礦(kuang)用(yong)(yong)設備依(yi)(yi)據巷道(dao)空間(jian)的制(zhi)約，通(tong)(tong)(tong)常需求(qiu)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)功率相(xiang)其時體(ti)積(ji)(ji)越(yue)(yue)(yue)小越(yue)(yue)(yue)好(hao)，咱們曉得電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)功率必定，電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)越(yue)(yue)(yue)高(gao)，勵磁電(dian)(dian)(dian)(dian)(dian)(dian)流越(yue)(yue)(yue)小，線徑(jing)也越(yue)(yue)(yue)細(xi)，鐵(tie)芯正對(dui)面積(ji)(ji)也越(yue)(yue)(yue)小。電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)的體(ti)積(ji)(ji)就相(xiang)對(dui)減小。然后，礦(kuang)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)通(tong)(tong)(tong)常大(da)功率電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)都選用(yong)(yong)，660V和(he)1140V電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)等(deng)級的防(fang)爆(bao)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)。

　　礦用(yong)變(bian)(bian)頻(pin)器(qi)首(shou)(shou)要對(dui)于礦用(yong)設備而出產(chan)的(de)專用(yong)變(bian)(bian)頻(pin)器(qi)。依(yi)據(ju)礦用(yong)電機(ji)(ji)的(de)發動形式，軟(ruan)起發動，變(bian)(bian)電阻(zu)調速在必定(ding)的(de)時(shi)間內(nei)作為(wei)首(shou)(shou)要運用(yong)的(de)電器(qi)控制技(ji)能(neng)。而礦用(yong)機(ji)(ji)械大致(zhi)可(ke)分為(wei)，通(tong)風(feng)、水泵(beng)(乳化(hua)液泵(beng))、絞車、候車、皮帶運輸機(ji)(ji)、刮(gua)板(ban)機(ji)(ji)、采煤機(ji)(ji)幾(ji)大類。礦用(yong)風(feng)機(ji)(ji)水泵(beng)類變(bian)(bian)頻(pin)器(qi)與通(tong)常的(de)風(feng)機(ji)(ji)水泵(beng)變(bian)(bian)頻(pin)器(qi)相同(tong)有所(suo)不相同(tong)，通(tong)風(feng)通(tong)常是(shi)強壓(ya)通(tong)風(feng)、水泵(beng)為(wei)乳化(hua)液泵(beng)，也是(shi)高負載(zai)力(li)矩類電器(qi)，所(suo)以，選用(yong)的(de)變(bian)(bian)頻(pin)器(qi)要具(ju)有幾(ji)點：低(di)頻(pin)大力(li)矩，過載(zai)能(neng)力(li)強、穩定(ding)功能(neng)好等長處。

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