反电动势的的英文

• counter-electromotive

• "反"英文翻译    reverse side
• "电动势"英文翻译    electrodynamic force; electr ...
• "的"英文翻译    4次方是 The fourth power of 2 i ...
• "反电动势" 英文翻译 :    back e.m.f (electromotive force); back elector-motive force; back electric motive force; back electromo- tive force; back-electromotive force; backbone electromotive force; backelectromotiveforce; bake eectromotive force; bemf back electromotive force; cemf counter electromotive force; counter electrmotive foroce; counter electromotive force; counter electromotive-force; counter emf; force, back electromotive; force, counter electromotive; opposing electromotive force
• "反电动势电池" 英文翻译 :    counter cell; counter-electromotive cell
• "反电动势调整" 英文翻译 :    counter electromotive force control; counter-electromotive force control
• "反电动势控制" 英文翻译 :    counter electromotive control
• "反电动势效应" 英文翻译 :    bucking effect
• "反电动势变流器" 英文翻译 :    counter electromotive force inverter
• "反电动势换流器" 英文翻译 :    counter-electromotive-force inverter
• "反电动势继电器" 英文翻译 :    counter electromotive force relay; counter-electromotive force relay
• "反电动势控制器" 英文翻译 :    counter emf controller
• "反电动势起动器" 英文翻译 :    counter electromotive force starter; counter-electromotive force starter
• "反电动势启动器" 英文翻译 :    counter electromotive force starter
• "反电动势式调整器" 英文翻译 :    counter electromotive force type regulator
• "电动势的温度系数" 英文翻译 :    temperature coefficient of electromotive force
• "电动势的单元参看“电压”" 英文翻译 :    voltage
• "磁动势的" 英文翻译 :    magnetomotive
• "电动势" 英文翻译 :    electrodynamic force; electromotive force (e.m.f.); electrodynamic potential; electromotance
• "无功电压降对感应电动势的比值" 英文翻译 :    reactance ratio
• "温差电动势，热电动势" 英文翻译 :    thermo-electromotive force
• "pe-ltier电动势" 英文翻译 :    peltier electromotive force
• "seebeck电动势" 英文翻译 :    seebeck emf
• "保梯电动势" 英文翻译 :    potier's electromotive force
• "标准电动势" 英文翻译 :    normal electromotive force; standard electromotive force; standard eleotromotive force

• The ideal bemf waveform of bldcm is trapezoid with 120 ! platform width . in the 120 conduction mode , the stator current is not ideal due to the stator inductance , and the torque ripple occurs
  理想的永磁无刷直流电动机的反电动势的波形是120平顶的梯形波，在三相六状态120导通方式控制下，电流由于电机定子电感的存在而不是理想方波，因此产生了换相转矩脉动。
• The non - ideal bemf waveform of bldcm is often caused by two facts . one is that the platform width of bemf waveform is less than 120 ; the other is the cogging harmonics existed in the bemf waveform
  非理想反电动势波形的无刷直流电机有两种情况，一种是反电动势的梯形波的平顶宽度小于120 ；一种是由于磁场分布受齿槽的影响，反电动势存在齿谐波，使其波形发生畸变。
• To implement this method , the structures of both the hardware and the software are analyzed in detail . the simulation and the experimental results show that this control technique can effectively minimize the torque ripple caused by distortion of the back - emf
  阐述了实现这种方法的软、硬件结构，仿真研究和实验结果表明这种控制策略可以有效地抑制由于反电动势的偏差所产生的电磁转矩脉动。
• At first , the dissertation analyses the principles , the operation theory and the control techniques of bldcm ( brushless dc motor ) . then according to the different bemf of different bldc motor , the dissertation analyses the torque ripple in the bldcm with ideal 120 掳 trapezoidal waveform bemf and non - ideal bemf waveform respectively . further more the dissertation presents different novel control techniques of the torque ripple minimization in bldcm
  首先，对永磁无刷直流电机的定义，工作原理，控制方法进行了分析，然后根据永磁无刷直流电机的反电动势波形的不同，对理想方波型无刷直流电动机的换相转矩脉动，非理想方波反电动势的无刷直流电动机的换相转矩脉动进行了详细的分析，并分别提出了不同的控制策略，对其换相转矩脉动进行抑制。
• Furthermore , this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor , torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode , 180 conduction mode and self - synchronous svpwm mode respectively . the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles
  对准正弦波反电动势无刷直流电动机在120导通方式、 180导通方式和自同步svpwm三种控制方式下的转矩脉动系数、转矩电流比等方面进行了全面的分析与比较，仿真研究和实验结果表明，当反电动势的平顶宽度小于107电角时，采用自同步svpwm控制方法可以在不损失转矩电流比的基础上，更有效地抑制电磁转矩脉动。
• In order to minimize the commutation torque ripple of traditional trapezoidal bldcm using 120 cconduction mode , firstly , analytical formulae of commutation torque in the condition of perfect back - emf waveforms are developed in this thesis , based on which the effects to the torque ripple by the pwm modes , overlapping commutation techniques and so on are analyzed , and the applicable speed ranges of the motors using the overlapping commutation techniques are derived
  为了抑制传统的三相六状态120导通方式控制下方波型无刷直流电动机的换相转矩脉动，本文首先在理想反电动势的条件下推导了换相转矩脉动的解析公式，并由此分析了调制方式、重叠换相技术等对换相转矩脉动的影响，得出了采用重叠换相技术抑制换相转矩脉动适用的电机转速范围。