1) low voltage ride through
低电压过渡
1.
So low voltage ride through(LVRT) requirements is paied attention to integration of wind power into electric net-work.
近年来风力发电占供电比重增长迅速,在电网出现故障导致电压跌落后,风力机组如果纷纷解列会带来系统暂态不稳定,并可能造成局部甚至是系统全面瘫痪,故人们开始关注风力机并网并相应提出了低电压过渡要求。
2) zero-voltage transition
零电压过渡
1.
The resonant capacitors work as snubber capacitors when main switches turned off and as resonant capacitors when main switches turned on, and provide a zero-voltage transition (ZVT) for it.
提出了一种驱动大功率交流电机的极谐振零电压过渡脉宽调制（ＲＰ ＺＶＴ－ＰＷＭ）逆变器的改 进电路，并对该电路的ＺＶＴ工作过程进行了详细的理论分析。
3) ZVT
零电压过渡
1.
Study of Neutral-Point Voltage Unbalancing Problem in DC-Rail ZVT Inverter;
直流母线零电压过渡软开关逆变器中点电压不平衡问题研究
2.
This paper discusses mainly the influence of some nonlinear factors, such as the time of Zero Voltage Transition on system output performance in DC Rail ZVT soft switching three phase PWM inverter.
本文重点讨论了直流母线零电压过渡 (DC RailZVT)PWM逆变单元中一些非线性因素 (诸如母线电压零凹槽等 )对系统输出性能的影响。
3.
This paper presents a detailed analysis and explanation of the behavior of the SVPWM schemes applied in a novel ZVT three-phase inverter, and discusses the ZVT poricess of inverter bridge in the point of Space Vector wind around.
该文对空间矢量脉宽调制(SVPWM)技术在一种新的零电压过渡三相逆变器中的应用做了详细的分析和说明,从空间矢量旋转的角度讨论了逆变桥的零电压过渡(ZVT)过程。
4) zero voltage transition
零电压过渡
1.
This paper introduces a forward zero voltage transition(ZVT) soft switching DC DC converter, and describes its principle and characteristics.
介绍一种单端正激工作方式的零电压过渡（ＺＶＴ）软开关ＤＣ－ＤＣ变换器；描述该变换器的原理和特征；给出了应用ＺＶＴ软开关技术和集成控制块ＳＧ３５２５Ａ的２４Ｖ／９ＡＤＣ－ＤＣ变换器电路和实验结果。
2.
It introduces a new zero voltage transition PWM(ZVT - PWM)soft switching BOOST converter with a snub circuit.
介绍一种带缓冲电路的新型零电压过渡PWM(ZVT-PWM)软开关BOOST变换器。
5) zero-voltage-transition
零电压过渡
1.
A new topology of zero-voltage-transition PWM converter with soft-switched auxiliary switch is introduced.
分析了零电压过渡ＰＷＭ软开关电路存在的辅助开关硬关断的问题，提出了一类新的辅助开关零电流关断的拓扑，并介绍了其工作原理。
6) control/zero voltage transition
控制/零电压过渡
补充资料：低电压
低电压
low voltage
在心电图上，肢体导联的每个QRS波群(R+S或Q+S）电压的绝对值都小于0.5mV，或每个胸导联QRS波群电压的绝对值都不超过0.8mV。常见于心包积液、肺气肿和肥胖的人，发生于正常人的机会极少。个别导联上的QRS波群振幅很小，并无意义。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条