直(zhi)流電(dian)機控制柜輸出端的(de)保護方(fang)法,并對(dui)電(dian)路進行(xing)原理分析。
運(yun)行之前先按(an)TA使(shi)直(zhi)流(liu)(liu)端(duan)主回路接通,并告之PLC準備就緒,電(dian)(dian)機控制柜啟動(dong)后,在輸出端(duan)得到400V直(zhi)流(liu)(liu)電(dian)(dian)機電(dian)(dian)壓,驅動(dong)電(dian)(dian)機運(yun)行。
基層(ceng)站段都應該(gai)配置一名計量檢定管理(li)人員。
當一類或幾類計(ji)量(liang)器(qi)(qi)(qi)具(ju)向外(wai)送檢(jian)計(ji)量(liang)器(qi)(qi)(qi)具(ju)的(de)檢(jian)定費用能夠(gou)抵消這幾類標準(zhun)器(qi)(qi)(qi)的(de)投入加上每(mei)年設備折舊和每(mei)年計(ji)量(liang)標準(zhun)器(qi)(qi)(qi)的(de)檢(jian)定費用,
即(ji):[向外送檢計(ji)量(liang)(liang)器(qi)具(ju)的檢定(ding)(ding)(ding)費用(yong)>(標(biao)準(zhun)器(qi)的投入(ru)+每年設備折舊+每年計(ji)量(liang)(liang)標(biao)準(zhun)器(qi)的檢定(ding)(ding)(ding)費用(yong))]時就(jiu)(jiu)非(fei)常有必(bi)要建(jian)立這(zhe)項或這(zhe)幾項計(ji)量(liang)(liang)標(biao)準(zhun)的檢定(ding)(ding)(ding)工(gong)(gong)(gong)作(zuo),而不(bu)應該將檢定(ding)(ding)(ding)員的工(gong)(gong)(gong)資(zi)(zi)計(ji)入(ru)成本,因為就(jiu)(jiu)目(mu)前鐵(tie)(tie)路的用(yong)工(gong)(gong)(gong)制度而言(yan),職工(gong)(gong)(gong)工(gong)(gong)(gong)資(zi)(zi)支出(chu)并不(bu)會(hui)因為計(ji)量(liang)(liang)檢定(ding)(ding)(ding)工(gong)(gong)(gong)作(zuo)的取(qu)(qu)消而真正(zheng)減少(shao),反(fan)而因為計(ji)量(liang)(liang)檢定(ding)(ding)(ding)工(gong)(gong)(gong)作(zuo)的取(qu)(qu)消而增加計(ji)量(liang)(liang)器(qi)具(ju)的檢定(ding)(ding)(ding)開支,同時影響站段正(zheng)常的工(gong)(gong)(gong)作(zuo)秩序與內部管理,得不(bu)償失。計(ji)量(liang)(liang)檢定(ding)(ding)(ding)工(gong)(gong)(gong)作(zuo)為鐵(tie)(tie)路運輸(shu)安(an)(an)全(quan)(quan)把關(guan),為鐵(tie)(tie)路運輸(shu)安(an)(an)全(quan)(quan)服務本身(shen)就(jiu)(jiu)體現計(ji)量(liang)(liang)檢定(ding)(ding)(ding)工(gong)(gong)(gong)作(zuo)的自身(shen)潛在價(jia)值。
隨著國(guo)家調(diao)高計(ji)(ji)量(liang)器(qi)具(ju)檢(jian)定費(fei)用,基層站(zhan)段計(ji)(ji)量(liang)器(qi)具(ju)的檢(jian)定費(fei)用的開(kai)支也(ye)在不斷加(jia)大(da),但計(ji)(ji)量(liang)器(qi)具(ju)標(biao)準器(qi)的價格反而在降低,這說明計(ji)(ji)量(liang)器(qi)具(ju)檢(jian)定服務(wu)費(fei)大(da)副(fu)提高了,這樣基層站(zhan)段建立自己(ji)的常(chang)用計(ji)(ji)量(liang)檢(jian)定標(biao)準顯得更有價值,作為(wei)領導應能(neng)看到這種(zhong)趨勢,重視(shi)計(ji)(ji)量(liang)檢(jian)定工作,加(jia)大(da)在計(ji)(ji)量(liang)檢(jian)定方面人力(li)物力(li)的投入,同時在有能(neng)力(li)的情況下(xia)接(jie)洽其他站(zhan)段同類計(ji)(ji)量(liang)器(qi)具(ju)的計(ji)(ji)量(liang)檢(jian)定工作,增加(jia)收(shou)入。
作(zuo)為計量(liang)檢(jian)(jian)定管理人(ren)員或(huo)計量(liang)檢(jian)(jian)定人(ren)員應該明白自己(ji)的(de)職(zhi)責不(bu)僅(jin)(jin)僅(jin)(jin)是作(zuo)好(hao)幾(ji)項計量(liang)器(qi)(qi)具的(de)檢(jian)(jian)定工作(zuo),而應該參與到單(dan)位(wei)安全(quan)(quan)生產全(quan)(quan)過(guo)程中去,建好(hao)本單(dan)位(wei)全(quan)(quan)部計量(liang)器(qi)(qi)具臺帳,作(zuo)到對(dui)單(dan)位(wei)全(quan)(quan)部計量(liang)器(qi)(qi)具的(de)使(shi)(shi)用(yong)處所(suo)、使(shi)(shi)用(yong)人(ren)、使(shi)(shi)用(yong)時(shi)間、使(shi)(shi)用(yong)狀(zhuang)況有據可(ke)查。
作為(wei)計(ji)量(liang)檢(jian)定(ding)管理人員或計(ji)量(liang)檢(jian)定(ding)人員有責任(ren)、有義務向(xiang)單(dan)位職(zhi)工宣傳(chuan)講解計(ji)量(liang)法規、制度(du)、條例(li)和計(ji)量(liang)基礎知識,并按要求(qiu)作好(hao)計(ji)量(liang)器(qi)具(ju)(ju)的(de)檢(jian)定(ding)工作和向(xiang)上級計(ji)量(liang)檢(jian)定(ding)部門或向(xiang)其他同級計(ji)量(liang)檢(jian)定(ding)單(dan)位送檢(jian)本(ben)單(dan)位沒有建(jian)標強(qiang)檢(jian)計(ji)量(liang)器(qi)具(ju)(ju),保證單(dan)位量(liang)值傳(chuan)遞的(de)準確可(ke)靠。
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