最新版-低壓電工培訓(xùn)教材(修改)

1、全有文檔友情提供全有中國1低壓電工培訓(xùn)教材低壓電工培訓(xùn)教材全有文檔友情提供全有中國3目錄目錄第一章：電工測量....................................................................................................................................6一、電工常用攜帶式儀表的應(yīng)用...................

2、.......................................................................................6（一）萬用表的應(yīng)用......................................................................................................................6（二）鉗

3、形電流表的應(yīng)用..............................................................................................................7（三）兆歐表的使用.............................................................................................

4、.........................9二、直流電阻的測量............................................................................................................................11（一）電壓、電流表法.................................................

5、...............................................................11（二）萬用表法和歐姆表法........................................................................................................11（三）直流單臂電橋（惠斯頓電橋）測量法..................

6、..........................................................11（四）直流雙臂電橋（凱爾文電橋）測量法............................................................................14三、接地電阻的測量......................................................

7、......................................................................18四、電能的測量....................................................................................................................................20第二章：電動機

8、與電動機拖動....................................................................................................................23一、三相異步電動機.......................................................................................

9、.....................................23（一）三相異步電動機的結(jié)構(gòu)....................................................................................................23（二）三相異步電動機的維護與檢修..................................................

10、......................................25（三）三相異步電動機的常見故障及修理方法........................................................................28二、三相交流異步電動機的啟動、調(diào)速及制動..................................................................

11、..............29（一）三相交流異步電動機的啟動............................................................................................29（二）三相交流異步電動機的調(diào)速................................................................................

12、............32（三）三相交流異步電動機的制動............................................................................................34三、電動機的使用和維護......................................................................................

13、..............................36（一）電動機的日常運行和維護................................................................................................36（二）異步電動機的常見故障及處理............................................................

14、............................39四、直流電動機....................................................................................................................................44（一）直流電動機的分類......................................

15、......................................................................44（二）直流電動機的接線............................................................................................................44（三）直流電動機的結(jié)構(gòu)................

16、............................................................................................46（四）直流電動機的維護............................................................................................................47（五）直流

17、電動機的檢修............................................................................................................48（六）直流電動機的常見故障及處理方法................................................................................49五、電焊

18、機的維護與檢修....................................................................................................................50（一）交流電焊機.......................................................................................

19、.................................50（二）直流電焊機........................................................................................................................52第三章：變壓器................................................

20、............................................................................................54一、電力變壓器的基本結(jié)構(gòu)................................................................................................................54

21、二、變壓器基礎(chǔ)知識............................................................................................................................54（一）概述................................................................................

22、....................................................54（二）變壓器的工作原理............................................................................................................55（三）變壓器的技術(shù)數(shù)據(jù)..................................

23、..........................................................................56三、電力變壓器的檢查維護及故障處理............................................................................................57（一）電力變壓器的檢查維護項目..................