第2章電氣控制線路基礎(chǔ)

1、2008.1 Copyright by Wang Yonghua ()1 2008.1 Copyright by Wang Yonghua ()2 2008.1 Copyright by Wang Yonghua ()3 2008.1 Copyright by Wang Yonghua ()4 2008.1 Copyright by Wang Yonghua ()5 2008.1 Copyright by Wang Yonghua ()6 接觸器接觸器 繼電器繼電器 2008.1 Copyright by Wang Yonghua ()72.1 電氣控制線路的圖形、文字符號及繪制原則電氣控制線

2、路的圖形、文字符號及繪制原則 2008.1 Copyright by Wang Yonghua ()8 2008.1 Copyright by Wang Yonghua ()9 2008.1 Copyright by Wang Yonghua ()102008.1 Copyright by Wang Yonghua ()112008.1 Copyright by Wang Yonghua ()122008.1 Copyright by Wang Yonghua ()132008.1 Copyright by Wang Yonghua ()142008.1 Copyright by Wang Y

3、onghua ()152008.1 Copyright by Wang Yonghua ()162008.1 Copyright by Wang Yonghua ()172008.1 Copyright by Wang Yonghua ()182008.1 Copyright by Wang Yonghua ()192008.1 Copyright by Wang Yonghua ()202008.1 Copyright by Wang Yonghua ()212008.1 Copyright by Wang Yonghua ()22電壓下正常運(yùn)轉(zhuǎn)。電壓下正常運(yùn)轉(zhuǎn)。n工作過程工作過程l 主電路

4、為什么像這樣主電路為什么像這樣連接？連接？l 工作過程工作過程32008.1 Copyright by Wang Yonghua ()232008.1 Copyright by Wang Yonghua ()242008.1 Copyright by Wang Yonghua ()252008.1 Copyright by Wang Yonghua ()26 2008.1 Copyright by Wang Yonghua ()272008.1 Copyright by Wang Yonghua ()28晶閘管的導(dǎo)通角，改變晶閘管的導(dǎo)通角，改變其輸出電壓，達(dá)到通過其輸出電壓，達(dá)到通過調(diào)壓方式來

5、控制啟動(dòng)電調(diào)壓方式來控制啟動(dòng)電流和啟動(dòng)轉(zhuǎn)矩。流和啟動(dòng)轉(zhuǎn)矩。2008.1 Copyright by Wang Yonghua ()292008.1 Copyright by Wang Yonghua ()302008.1 Copyright by Wang Yonghua ()312008.1 Copyright by Wang Yonghua ()322008.1 Copyright by Wang Yonghua ()332008.1 Copyright by Wang Yonghua ()342008.1 Copyright by Wang Yonghua ()352008.1 Copyr

6、ight by Wang Yonghua ()36 2008.1 Copyright by Wang Yonghua ()372008.1 Copyright by Wang Yonghua ()382008.1 Copyright by Wang Yonghua ()392008.1 Copyright by Wang Yonghua ()402008.1 Copyright by Wang Yonghua ()41 2008.1 Copyright by Wang Yonghua ()422008.1 Copyright by Wang Yonghua ()43psfsnn)1 (60)1

7、 (102008.1 Copyright by Wang Yonghua ()442008.1 Copyright by Wang Yonghua ()452008.1 Copyright by Wang Yonghua ()462008.1 Copyright by Wang Yonghua ()472008.1 Copyright by Wang Yonghua ()482008.1 Copyright by Wang Yonghua ()492008.1 Copyright by Wang Yonghua ()502008.1 Copyright by Wang Yonghua ()51

8、2008.1 Copyright by Wang Yonghua ()52 2008.1 Copyright by Wang Yonghua ()532008.1 Copyright by Wang Yonghua ()542008.1 Copyright by Wang Yonghua ()55 2008.1 Copyright by Wang Yonghua ()562008.1 Copyright by Wang Yonghua ()57 2008.1 Copyright by Wang Yonghua ()582008.1 Copyright by Wang Yonghua ()592

9、.7 2)1(SFKFSFFKF2008.1 Copyright by Wang Yonghua ()60關(guān)開XKXFK)(2008.1 Copyright by Wang Yonghua ()61 2008.1 Copyright by Wang Yonghua ()62）（關(guān)約關(guān)開約開XXKXXFK)(2008.1 Copyright by Wang Yonghua ()632008.1 Copyright by Wang Yonghua ()642008.1 Copyright by Wang Yonghua ()652008.1 Copyright by Wang Yonghua ()662008.1 Copyright by Wang Yonghua ()672008.1 Copyright by Wang Yonghua ()682008.1 Copyright by Wang Yonghua ()692008.1 Copyright by Wang Yonghua ()702008.1 Copyright by Wang Yonghua ()712008.1 Copyright by Wang Yonghua ()722008.1 Copyright by Wang Yonghua ()73人有了知識，就會具備