本文介绍了异步电动机的效率、功率因数和其他参数的特性。
This paper describes the efficiency, power factor and other parameter features of the synchronous electric motor.
理论分析得出了CUK电路具有固有的功率因数校正和软关断开关特性。
Theoretical analysis shows that the CUK circuit has inherently the features of power factor correction and soft turn off switching.
该表达式与器件静特性、功率因数、调制度及负载电流有关,利用其计算不同载波调制下通态损耗时只需改动导通占空比。
The results clearly show conduction losses are the function of semiconductor static characteristic, power factor, modulation depth and load current.
这是因为电励磁的同步电动机可通过调节励磁电流来改变其磁场和功率因数,使输出的机械特性与负载特性相匹配。
Synchronous motor excitated magnet by direct current can make output mechanism specialities matched load specialities by means of adjusting exciting current to change magnetic field and power factor.
介绍用于无源和有源功率因数校正中电感材料的特性和选择。
The characteristic and selection of inductance material for use in PPFC and APFC are introduced.
航空同步发电机用零功率因数负载特性和空载特性所测得的波梯电抗数值比正常值大,致使在电机分析和计算中无法使用。
The value of Potier reactance of aircraft synchronous generator is larger than regular one in the tests of the inductance load and no load operating characteristics.
感性负载功率因数越低,铁芯变压器的外特性越下降吗?。
The Lower the External Characteristic of the Iron-core Transformer, the Lower the Power Factor of the Inductive Load?
以新一代功率因数校正芯片CM 6800为核心,提出了一种宽电压输入、固定电压输出的LCD电视机电源的设计方案,重点讲述了CM 6800的主要特性及各主要器件参数选择。
The LCD power supply with universal input and fixed output voltage is analyzed and then designed based on CM6800. The main property of CM6800 and the main components parameter's choice are discussed.
游梁式抽油机的负载特性以及井组平台的运行特性导致了油田配电网功率因数普遍偏低,增加了配电网的电压损失与有功损耗。
The power factor of distribution system is very low because of the beam pumping unit's load characteristics and oil well group platform's operating characteristics, increases voltage and power losses.
本文在分析X射线管外特性的基础上,设计制作了开关电源功率主电路,分析了有源功率因数校正器原理、LCC半桥谐振变换器原理及倍压整流电路原理。
This paper based on analyzing the X-Ray tube designs the switching power supply circuit, analyzes the principle of APFC, LCC half bridge resonance convertor and dual rectifier circuit.
本文在分析X射线管外特性的基础上,设计制作了开关电源功率主电路,分析了有源功率因数校正器原理、LCC半桥谐振变换器原理及倍压整流电路原理。
This paper based on analyzing the X-Ray tube designs the switching power supply circuit, analyzes the principle of APFC, LCC half bridge resonance convertor and dual rectifier circuit.
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