《電力拖動(dòng)與控制系統(tǒng)》課程設(shè)計(jì)說(shuō)明書(shū)

1、《電力拖動(dòng)與控制系統(tǒng)》課程設(shè)計(jì)說(shuō)明書(shū)1目錄摘要................................................................21計(jì)任務(wù)及要求......................................................31.1初始條件.....................................................31.2設(shè)計(jì)要求..

2、..................................................31.2.1技術(shù)要求...............................................31.2.2設(shè)計(jì)內(nèi)容...............................................32系統(tǒng)設(shè)計(jì)方案................................................

3、......42.1原理框圖....................................................42.2穩(wěn)態(tài)結(jié)構(gòu)圖...................................................53調(diào)節(jié)器設(shè)計(jì)........................................................63.1電流調(diào)節(jié)器的設(shè)計(jì)...................

4、..........................73.1.1電流調(diào)節(jié)器的工作原理及作用.............................73.1.2電流環(huán)結(jié)構(gòu)圖的簡(jiǎn)化.....................................83.1.3時(shí)間常數(shù)的計(jì)算.........................................93.1.4選擇電流調(diào)節(jié)器結(jié)構(gòu).........................

5、............93.1.5計(jì)算電流調(diào)節(jié)器參數(shù)....................................103.1.6檢驗(yàn)近似條件..........................................103.1.7計(jì)算電流調(diào)節(jié)器電阻和電容..............................113.2轉(zhuǎn)速調(diào)節(jié)器的設(shè)計(jì)........................................

6、....123.2.1轉(zhuǎn)速調(diào)節(jié)器的工作原理及作用............................123.2.2電流環(huán)的等效閉環(huán)傳遞函數(shù)..............................123.2.3時(shí)間常數(shù)的計(jì)算........................................133.2.4選擇轉(zhuǎn)速調(diào)節(jié)器結(jié)構(gòu)....................................143.2.5轉(zhuǎn)速調(diào)節(jié)器參

7、數(shù)的計(jì)算..................................153.2.6檢驗(yàn)近似條件..........................................153.2.7檢驗(yàn)轉(zhuǎn)速超調(diào)量........................................163.2.8計(jì)算轉(zhuǎn)速調(diào)節(jié)器電阻和電容..............................174系統(tǒng)建模與仿真實(shí)驗(yàn)............

8、...................................174.1MATLAB仿真軟件Simulink仿真環(huán)境...........................174.2雙閉環(huán)模型的建立............................................184.3雙閉環(huán)系統(tǒng)的仿真............................................204.4系統(tǒng)的電氣原理總圖...

9、.......................................235總結(jié)與體會(huì).......................................................24參考文獻(xiàn)...........................................................25附錄.................................................

10、..............26《電力拖動(dòng)與控制系統(tǒng)》課程設(shè)計(jì)說(shuō)明書(shū)3VM雙閉環(huán)直流調(diào)速系統(tǒng)建模與仿真21計(jì)任務(wù)及要求1.1初始條件技術(shù)數(shù)據(jù)及技術(shù)指標(biāo)如下：直流電動(dòng)機(jī)：PN=55KWUN=220VIN=287AnN=1500rminRa=0.1Ω最大允許電流：Idbl=1.5IN三相全控整流裝置：Ks=30電樞回路總電阻：R=0.15Ω，系統(tǒng)主電路：Tm=0.12s，Tl=0.012s濾波時(shí)間常數(shù)：Toi=0.002sTon=0.012

11、s其他參數(shù)：Unm=8VUim=8VUcm=8Vσi≤5%σn≤10%1.2設(shè)計(jì)要求1.2.1技術(shù)要求(1)該調(diào)速系統(tǒng)能進(jìn)行平滑的速度調(diào)節(jié)，負(fù)載電機(jī)不可逆運(yùn)行，具有較寬的調(diào)速范圍（D≥10），系統(tǒng)在工作范圍內(nèi)能穩(wěn)定工作。(2)系統(tǒng)在5%負(fù)載以上變化的運(yùn)行范圍內(nèi)電流連續(xù)。1.2.2設(shè)計(jì)內(nèi)容(1)根據(jù)題目的技術(shù)要求，分析論證并確定主電路的結(jié)構(gòu)型式和閉環(huán)調(diào)速系統(tǒng)的組成，畫(huà)出系統(tǒng)組成的原理框圖。(2)根據(jù)雙閉環(huán)直流調(diào)速系統(tǒng)原理圖分析轉(zhuǎn)速調(diào)節(jié)器和