畸变市电,distorted utility
1)distorted utility畸变市电
2)voltage distortion电压畸变
1.Measurement method for ACvoltage distortion of aircraft power system;飞机供电系统交流电压畸变测试方法
2.The traditional Z-source inverter has dc-linkvoltage distortion during operating with either the small Z-source inductor or the light-load, thus decreases the performance of the Z-source inverter output voltage.Z-源逆变器直流链电压受Z-源网络电感和负载的影响很大,在网络电感值较小或负载较轻时,直流链电压会出现明显的电压畸变,影响逆变器输出的交流电压。
3.Generally, at low speed, there exists avoltage distortion in the input voltages for a surface-mounted permanent magnet synchronous motor (SPMSM) driven by a pulse-width modulation (PWM) voltage source inverter (VSI).本文分析了非线性电压畸变的产生机理,提出一种考虑表贴式永磁同步电动机电阻和电感参数不确定性的基于自适应参数预测的非线性电压在线补偿策略。
英文短句/例句
1.The distorted load current then causes distorted bus voltages to appear throughout the system.而畸变的负荷电流引起整个系统中母线电压畸变。
2.Nonlinear loads cause abnormal conductor heating and oltage distortion.非线性负载能导致反常的导体发热和电压畸变。
3.A Method to Recognize Power System Instantaneous Voltage Distortion Signal Based on Independent Component Analysis基于独立分量分析的电力系统瞬时电压畸变信号判别方法
4.These may be required where harmonic currents caused by the thyristor phase control of the reactor current must be filtered to prevent unacceptable transmission bus voltage distortion.这里须滤去由电抗器相位控制引起的谐波电流以避免不能接受的输电母线电压畸变。
5.This deviation from perfect sinusoids is usually expressed in terms of harmonics distortion of the voltage and current waveforms.这种偏离完全正弦的畸变称为电压、电流波形的谐波畸变。
6.Harmonic and reactive current detection of single-phase circuit with distorted voltage畸变电压下单相电路谐波和无功电流综合检测方法
7.However, conditions are never ideal in practice, so these waveforms are often distorted.然而,实际中的情况并不理想,电压、电流波形常有畸变。
8.top bottom pincushion correction circuit上下枕形畸变校正电路
9.Investigation of Compressor Stability with Distortion by Inlet Insert-board;压气机进口插板总压畸变稳定性研究
10.In the sinusoidal systems, active current detecting is real-time with no delay.当电压电流无畸变并平衡时,测量有功电流无过渡过程,是实时精确的;
11.Study on elastic distortional buckling of lipped channel beam-columns卷边槽钢压弯构件弹性畸变屈曲研究
12.Research on the shape distortions during flat bottom punch raising process with TC1Mδ2.37 titanium alloy sheetTC1Mδ2.37钛板平底压窝形状畸变现象
13.Numerical simulation of the inlet total temperature distortion in the compressor进气总温畸变在压气机中的数值模拟
14.Experimental study of inlet total-pressure distortion on four kinds of flat baffles多种形式插板的压气机进气总压畸变实验
15.In general, delayed or distorted pulses, excessive plateau slope, raised working voltage, or failure to count at all are likely results of negative ion formation.一般说来，延迟或畸变脉、过度的坪斜、工作电压的升高和不能计数，都可能是负离子形成的结果。
16.Defection distortion test chart of transparencies for televisionGB/T6996.14-1986透射式电视偏转畸变测试图
17.The electric fields of these ions are more easily distorted.这些离子的电场较容易畸变。
18.Severe variations deform the discharge curves.严重者使放电曲线发生畸变。
相关短句/例句
voltage distortion电压畸变
1.Measurement method for ACvoltage distortion of aircraft power system;飞机供电系统交流电压畸变测试方法
2.The traditional Z-source inverter has dc-linkvoltage distortion during operating with either the small Z-source inductor or the light-load, thus decreases the performance of the Z-source inverter output voltage.Z-源逆变器直流链电压受Z-源网络电感和负载的影响很大,在网络电感值较小或负载较轻时,直流链电压会出现明显的电压畸变,影响逆变器输出的交流电压。
3.Generally, at low speed, there exists avoltage distortion in the input voltages for a surface-mounted permanent magnet synchronous motor (SPMSM) driven by a pulse-width modulation (PWM) voltage source inverter (VSI).本文分析了非线性电压畸变的产生机理,提出一种考虑表贴式永磁同步电动机电阻和电感参数不确定性的基于自适应参数预测的非线性电压在线补偿策略。
3)current distortion电流畸变
1.The reason of inputcurrent distortion under an unbalanced input voltage was demonstrated.结果表明:改进的策略同样适用于输入电压平衡的情况;与经典策略相比,在相同的电压不平衡条件下,改进的调制策略可使输入电流畸变率(THD)减小2%~3%;改进的策略只有在输入电压能够保证输出电压达到期望输出值的条件下才能有效减小输入电流的畸变。
2.By an appro- ximate method of harmonic calculation, the guidelines for the design of the power filter are then preserted, considering the effects ofcurrent distortion and power factor.本文提出了一种适用于逆变器上的功率滤波器,并用谐波计算法,从电流畸变、功率因数的观点分析了该滤波器参数设计准则。
3.When average current control method is applied to the single-phase dc side series active power filter, the inputcurrent distortion is serious during low frequency switch turns on or turns off transient.另外在低频开关切换点后附近,电感电流上升(下降)斜率几乎为零,这也造成了实际电流会在一段时间内跟踪不上参考电流,引起输入电流畸变。
4)distorted voltage畸变电压
1.The physical meaning of the instantaneous power theory is explained by comparing with the traditional power theories and the instantaneous power theory is used to observe distorted current anddistorted voltage.将瞬时功率理论推广应用于具有非正弦波形和不平衡负载的三相四线制系统，试图通过与传统 功率定义的对比解释其物理意义，并将其应用于三相四线制系统的畸变电流或畸变电压观测，通过仿真 验证了所提出观测方法在 ＡＰＬＣ控制中应用的有效性。
5)network deformation畸变电网
6)distorted current畸变电流
1.Method of observingdistorted current (or voltage) based on instantaneous power theory;基于瞬时功率理论的畸变电流(或电压)观测方法
2.It makes use of some characteristics of triangle functions, and calculates the amplitudes of the fundamental active and the reactive current components indistorted current.它利用三角函数的有关特性 ,对畸变电流中的基波有功和无功电流分量的振幅分别进行计算 ,然后通过低通滤波器把它们分离出来 ,最后得到基波有功和无功电流分量。
延伸阅读
标准操作冲击电压波形(见冲击电压发生器)标准操作冲击电压波形(见冲击电压发生器)standard switching impulse voltage waveformb .oozhun CooZuo ChongJld，onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
