三相異步電動(dòng)機(jī)軟啟動(dòng)器的設(shè)計(jì)畢業(yè)設(shè)計(jì)

1、I畢業(yè)設(shè)計(jì)（論文）畢業(yè)設(shè)計(jì)（論文）三相異步電動(dòng)機(jī)軟啟動(dòng)器的設(shè)計(jì)三相異步電動(dòng)機(jī)軟啟動(dòng)器的設(shè)計(jì)III目錄摘要............................................................................................................................IAbstract...................................

2、.....................................................................................II1緒論........................................................................................................................11.1研究的目的、

3、意義..............................................................................................11.2國(guó)內(nèi)外研究現(xiàn)狀..................................................................................................21.3本課題研究?jī)?nèi)容....

4、..............................................................................................32三相異步電動(dòng)機(jī)的起動(dòng)控制的研究........................................................................42.1三相異步電動(dòng)機(jī)的起動(dòng)過(guò)程的分析..................

5、................................................42.2三相異步電動(dòng)機(jī)的起動(dòng)方法..............................................................................62.2.1直接起動(dòng)....................................................................

6、........................................62.2.2傳統(tǒng)減壓起動(dòng).....................................................................................................72.2.3軟啟動(dòng)..........................................................

7、....................................................102.3軟起動(dòng)的原理及分析........................................................................................112.3.1晶閘管調(diào)壓原理....................................................

8、............................................112.3.2軟起動(dòng)的起動(dòng)方式.............................................................................................133軟啟動(dòng)器的硬件電路設(shè)計(jì)......................................................

9、................................163.1主要器件的介紹................................................................................................163.1.1KJ004功能介紹................................................................

10、.................................163.1.2KJ041功能介紹.................................................................................................183.1.3KJ042功能介紹..........................................................

11、.......................................193.2主電路的選擇....................................................................................................203.2.1調(diào)壓方式的選擇........................................................

12、........................................203.2.2晶閘管相控調(diào)壓原理.........................................................................................213.3主回路設(shè)計(jì).................................................................

13、.......................................213.3.1主回路電路.......................................................................................................223.3.2晶閘管參數(shù)選擇....................................................

14、............................................233.3.3晶閘管觸發(fā)電路..............................................................................................................233.3.4晶閘管保護(hù)電路......................................

15、..........................................................263.4電壓檢測(cè)回路....................................................................................................263.4.1同步信號(hào)檢測(cè)......................................

16、..............................................................273.4.2電壓反饋回路....................................................................................................283.5電流檢測(cè)回路..................................

17、..................................................................303.5.1電流反饋回路....................................................................................................303.5.2過(guò)電流保護(hù)電路...........................

18、.....................................................................314基于單片機(jī)的軟起動(dòng)器的設(shè)計(jì)..............................................................................314.1單片機(jī)控制系統(tǒng)設(shè)計(jì)...........................................

19、.............................................324.2控制軟件設(shè)計(jì)....................................................................................................344.3觸發(fā)脈沖控制的軟件設(shè)計(jì)................................................

20、................................36結(jié)束語(yǔ)..........................................................................................................................44參考文獻(xiàn).......................................................