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hehaiwaer
站的更高,才可以尿的更遠。
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樓主  發(fā)表于: 2012-03-21 10:50
如題,公司有一臺設備是用的直流電機。但現在這個(gè)直流驅動(dòng)器很舊了,沒(méi)有什么維修價(jià)值了。我準備買(mǎi)個(gè)新的,但老板對比新機臺的交流電機說(shuō)交流電機的電流小很多說(shuō)要節能一點(diǎn),還說(shuō)可能半年就節約了一套交流控制的錢(qián)了。叫全套換交流,我現在不是不同意換交流。但我覺(jué)得他的想法是錯誤的,用能量守恒來(lái)說(shuō)同一負載,做功是一樣的不可能一下剩得了那么多。有沒(méi)那個(gè)誰(shuí)做過(guò)相應的研究,或者大家說(shuō)說(shuō)你的想法。
好好學(xué)習,天天向上!

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