140DAI34000 |
140DAI34000 |
140DAI34000 |
異步電動(dòng)機(jī)堵轉(zhuǎn)試驗(yàn)是型式試驗(yàn)中重要的一個(gè)試驗(yàn),堵轉(zhuǎn)試驗(yàn)必須在電機(jī)接近實(shí)際冷狀態(tài)下進(jìn)行。試驗(yàn)時(shí),應(yīng)將轉(zhuǎn)子堵住不轉(zhuǎn)動(dòng)。
一三相異步電動(dòng)機(jī)堵轉(zhuǎn)試驗(yàn)?zāi)康?br /> 堵轉(zhuǎn)試驗(yàn)是為了測(cè)取額定電壓時(shí)的堵轉(zhuǎn)電流IK和堵轉(zhuǎn)轉(zhuǎn)矩值TK以及堵轉(zhuǎn)損耗PK,同時(shí)測(cè)取堵轉(zhuǎn)電流,堵轉(zhuǎn)轉(zhuǎn)矩,堵轉(zhuǎn)輸入功率與輸入電壓的關(guān)系曲線,即為堵轉(zhuǎn)特性曲線,通過(guò)對(duì)堵轉(zhuǎn)電流大小和三相平衡情況的分析,能反應(yīng)出電機(jī)定,轉(zhuǎn)子繞組及定,轉(zhuǎn)子所組成磁路的合理性和一些質(zhì)量問(wèn)題。能為改進(jìn)設(shè)計(jì)和工藝提供有關(guān)實(shí)測(cè)數(shù)據(jù),為故障電機(jī)查找原因和確定修理內(nèi)容提供幫助。
●業(yè)從事(DCS系統(tǒng))(機(jī)器人系統(tǒng))(大型伺服控制系統(tǒng))模塊 備件銷(xiāo)售廈門(mén)[泰尼電氣有
廈門(mén)泰尼備件解決方案銷(xiāo)售中心:
轉(zhuǎn)子流量計(jì)在工業(yè)生產(chǎn)過(guò)程中應(yīng)用較廣,可以測(cè)量多種介質(zhì)的流量,特別適用于中小管徑和低雷諾數(shù)的中小流量測(cè)量。轉(zhuǎn)子流量計(jì)結(jié)構(gòu)簡(jiǎn)單,靈敏度高,量程比寬(10:1),壓力損失小且恒定,對(duì)直管段的要求不高,刻度近似線性,價(jià)格便宜,使用維護(hù)簡(jiǎn)便。但儀表受被測(cè)介質(zhì)密度、粘度、溫度、壓力等因素的影響,其精度一般在1.5級(jí)左右。
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