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一、三相电压不平衡如果三相电压不平衡,电动机内就有逆序电流和逆序磁场存在,产生较大的逆序转矩,造成电动机三相电流分配不平衡,使某相绕组电流增大。当三相电压不平衡度达5%时,可使电动机相电流超过正常值的20%以上。三相电压不平衡主要表现在:1...
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Stepper Motor BasicsA stepper motor is an electromechanical device which converts electrical pulses into discrete mechan...
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电机壳体水压试验一、电机壳体水压试验检测仪应用范围:电机壳体水压试验检测仪可以进行防爆外科水压试验试验,根据GB3836[1].2-2000爆z性气体环境用电气设备_第2部分中的15.1.2.静压试验,打压压力1-1.5Mpa,设定时间达到...
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Typical Deep Draw MaterialsMaterialGradeFormabilityStainless Steel304GoodLowest cost of high quality deep drawing&n...
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What steps should be followed to choose a PM stepper motorThe choice of PM stepper motor type is directly related to whe...
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Advantages of PM stepper motorsPM stepper motors have been widely used in today's society, especially today when our...
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A brief introduction to PM stepper motorsPM stepper motor, also known as permanent magnet stepper motor. The rotor is ma...