對(duì)某四輪獨(dú)立驅(qū)動(dòng)電動(dòng)汽車(chē)輪轂電機(jī)進(jìn)行研究,設(shè)計(jì)一種永磁無(wú)刷直流電機(jī)控制器.以STM32F103RBT6芯片為基礎(chǔ),對(duì)電機(jī)驅(qū)動(dòng)電路、采樣電路和保護(hù)電路分別進(jìn)行硬件設(shè)計(jì)與分析;同時(shí),采用模塊化軟件設(shè)計(jì)方案,對(duì)該控制器的軟件系統(tǒng)進(jìn)行升級(jí).實(shí)驗(yàn)驗(yàn)證表明:所設(shè)計(jì)的電機(jī)控制器能使電機(jī)響應(yīng)迅速、轉(zhuǎn)速穩(wěn)定、無(wú)超調(diào),且電動(dòng)車(chē)動(dòng)力輸出性能良好.A permanent magnet brushless direct current motor controller was designed by studying the hub motor of a four-wheel independent drive electric vehicle.Based on STM32 F103RBT6 chip,the hardware design and analysis of motor drive circuit,sampling circuit and protection circuit were carried out respectively.At the same time,modular software design scheme was adopted to upgrade the software system of the controller.Experimental results show that the designed motor controller can ensure the motor fast response,stable speed,no overshoot,and good power output performances.
標(biāo)簽：
電動(dòng)汽車(chē)
永磁無(wú)刷直流電機(jī)
上傳時(shí)間：
2022-03-26
上傳用戶(hù)：qingfengchizhu
三相異步電動(dòng)機(jī)Y-Δ降壓?jiǎn)?dòng)控制電路,因其電路結(jié)構(gòu)簡(jiǎn)單、經(jīng)濟(jì)可靠,被廣泛應(yīng)用于工業(yè)現(xiàn)場(chǎng)。隨著,工業(yè)自動(dòng)化要求越來(lái)越高,出現(xiàn)用PLC改造三相異步電動(dòng)機(jī)Y-Δ降壓?jiǎn)?dòng)控制電路。但是,PLC的價(jià)格較高。實(shí)際工業(yè)中,尤其是對(duì)三相異步電動(dòng)機(jī)要求啟動(dòng)頻繁、粉塵污染嚴(yán)重,這就加快了控制電器觸點(diǎn)的損壞(如時(shí)間繼電器,中間接觸器),增加了出現(xiàn)故障的概率和維修的成本。而采用單片機(jī)控制,其是密封式的,抗粉塵污染,而且價(jià)格低廉,運(yùn)行可靠,即可以減少維修成本,還能減少故障時(shí)間,一舉多得。采用單片機(jī)改造三相異步電動(dòng)機(jī)Y-Δ降壓?jiǎn)?dòng)控制電路,通過(guò)按動(dòng)接在單片機(jī)上的按鈕啟動(dòng)和停止電動(dòng)機(jī),同時(shí)還可以在單片機(jī)中設(shè)置單片機(jī)從星形連接轉(zhuǎn)換為三角形連接的時(shí)間,當(dāng)通過(guò)按鈕啟動(dòng)電動(dòng)機(jī)時(shí),單片機(jī)將自動(dòng)實(shí)現(xiàn)三相異步電動(dòng)機(jī)Y-Δ降壓?jiǎn)?dòng)轉(zhuǎn)換。
標(biāo)簽：
單片機(jī)
三相異步電動(dòng)機(jī)
上傳時(shí)間：
2022-03-27
上傳用戶(hù)：得之我幸78
