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電動機的機械專用電機功率計算方法。
電動機的功率．應根據(jù)生產(chǎn)機械所需要的功率來選擇，盡量使電動機在額定負載下運行。選擇時應注意以下兩點： (1)如果電動機功率選得過小。就會出現(xiàn)“小馬拉大車”現(xiàn)象，造成電
大功率電動機中的過載保電機修理護中幾款電流互感器的應用。
電流互感器原理是依據(jù)電磁感應原理的。電流互感器是由閉合的鐵心和繞組組成。它的一次繞組匝數(shù)很少，串在需要測量的電流的線路中，因此它經(jīng)常有線路的全部電流流過，二次繞
電機的分類、原理專用電機及功率與電流對照表。
電機（英文：Electricmachinery，俗稱“馬達”）是指依據(jù)電磁感應定律實現(xiàn)電能轉(zhuǎn)換或傳遞的一種電磁裝置。 電機在電路中是用字母M（舊標準用D）表示，它的主要作用是產(chǎn)生驅(qū)動轉(zhuǎn)矩，
相同功率的減速電機直流電機的轉(zhuǎn)速都是一樣的嗎？
在減速電機的選擇中，有時候轉(zhuǎn)速會被忽略，為什么呢？通常需要的是減速機的輸出轉(zhuǎn)速而不是電機的，電機只需要提供力度就滿足了。經(jīng)過治療的閱讀以及我們選型技術(shù)的了解下，
鐵路電機西瑪電機告訴你如何合理選擇電動機的功率
西瑪電機告訴你如何合理選擇電動機的功率,西瑪電機.
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我們知道，軟啟動電機的驅(qū)動功率選多大，以至于低功率軟啟動器能否啟動高功率電機呢?？例如，你能啟動一個90千瓦的西安西瑪電機用75千瓦軟啟動器行嗎？ 首先，低功率軟啟動器
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柴油發(fā)電機組是一種小型發(fā)電設(shè)備，系指以柴油等為燃料，以柴油機為原動機帶動發(fā)電機發(fā)電的動力機械。整套機組一般由柴油機、發(fā)電機、控制箱、燃油箱、起動和控制用蓄電瓶、
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直流電機哪些因素導致康明斯柴油發(fā)電機組功率下降
康明斯柴油發(fā)電機組缸體設(shè)計堅固耐用，振動小，噪音小；直列六缸四沖程，運轉(zhuǎn)平穩(wěn)，效率高；替換濕式氣缸套，壽命長，維修方便；兩缸一蓋，每缸4氣門，進氣充分，強制水冷，