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huaihebian
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樓主  發(fā)表于: 2014-10-17 17:03
話(huà)說(shuō)樓主遇到個(gè)經(jīng)典的面試,面試題目里有以下幾道:
1.設計出一個(gè)電機的星三角啟動(dòng)主電路與控制回路;
2.說(shuō)說(shuō)電氣設計時(shí)如何選擇雙電控,單電控電磁閥;
3.請詳細區分伺服電機的工作模式,并說(shuō)出你用過(guò)哪幾種模式及應用場(chǎng)合;
4.請敘述伺服電機,步進(jìn)電機,同步電機,異步電機,變頻電機,直流電機等概念,說(shuō)說(shuō)你實(shí)際工作中的運用;
5.請結合實(shí)際工作講述西門(mén)子,AB,三菱,歐姆龍四家品牌PLC常用的通信協(xié)議
個(gè)人覺(jué)得自動(dòng)化方面的面試還算好,基本上考核的就是電氣與PLC兩大塊,大家都說(shuō)說(shuō)你們都遇到哪些能好的電氣設計面試題
qj_wgx
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1樓  發(fā)表于: 2014-10-19 11:57
好難的問(wèn)題,這個(gè)需要寫(xiě),還是只需要說(shuō)就可以了

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