针对目前钢轨助推器设计上存在的不足，利用液压恒功率调速原理，设计了长钢轨液压助推器。
In view of the shortcomings in the design of rail Pushers, a hydraulic pusher for long rail was designed according to the principle of hydraulic constant power speed regulation.
变频调速根据其不同的负载性质，采用的控制方法也不同，通常分为恒磁通调速和恒功率调速。
Converter governor, in accordance with various loading natures, employs different control means. It is usually divided into constant magnetic f...
提出了一种能够在宽调速范围内实现恒功率运行的电动汽车驱动用复合转子结构永磁磁阻（CPMR）电机的最优设计方法。
This paper presented an optimization design method of Combined PM-Reluctance Motor(CPMR) for extending speed range with constant output power used in electric vehicles.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时，系统以最大效率运行的节能控制方式。
This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
用变频调速和机械变速相结合的方法，在主运动为旋转运动的通用机床中，实现全部恒功率范围内的无级调速。
Use the method of the frequency governor with machine speed. Bring about a stepless regulation of all constant power range, in the rotating main movement of universal machine tools.
驱动采用变频电机调速控制，进口同步皮带传动，恒功率、恒扭距输出，平稳可靠。
Feeding drive is controlled by frequency conversion motor and synchronized with import conveyor belt. Power output and torque is steady and reliable.
调速范围广，满足恒转矩区和恒功率区要求。
Wide speed range to meet the constant torque and constant power requests.
调速范围广，满足恒转矩区和恒功率区要求。
Wide speed range to meet the constant torque and constant power requests.
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