In large production converters, due to the stray inductance, the switching transient spike is usually beyond the voltage allowed by the device, which can destroy the converter.
在大功率风电变换器中,由于杂散电感的存在,器件在关断过程中往往会产生超出允许范围的瞬态尖峰值,从而导致其失效和损坏。
When the HV station service bus is switching, the transient of the large sized asynchronous motor is analyzed and a method of inducing the impulse current is introduced.
介绍了大型火电机组高压厂用母线切换时的情况,对大型异步电动机切换时的暂态过程进行了数学分析,介绍了减少切换时冲击电流的方法。
The transient state of the transient event also includes LED switching on the power supply, or transient transient current when the plug is connected.
形成瞬态过流事情的状况还包括LED接通电源,或是带电插拔时的瞬态过电流。
In substations, Switching operation will give rise to transient overvoltage.
在变电站内,开关的操作将产生瞬态过电压。
A model switching algorithm based on multi-model adaptive control is presented to solve the problem of poor transient response in the adaptive control of nonlinear time-varying system.
针对非线性时变系统在自适应控制过程中瞬态响应差的问题,提出了一种基于多模型自适应控制的模型切换算法。
Conducting Electromagnetic Interference (EMI) in switching power supplies caused by parasitic parameters and transient characteristic of power electronic elements is studied in this paper.
研究了开关电源中印刷电路板寄生参数及功率器件瞬态特性产生的传导电磁干扰现象。
However, SMPS operate at high switching frequencies, and the associated transient pulses are full of high frequency harmonics that may cause electromagnetic interference (EMI).
然而,由于开关电源工作在高频状态,其产生的瞬态脉冲包含有能够发射电磁干扰(emi)的的高频谐波。
The simulations of load switching and capacitor charging show that the proposed method can quickly and effectively class the impulse transient and oscillation transient disturbances.
系统负荷投切和电容器充电的仿真结果表明,该方法能快速有效地区分暂态脉冲和振荡暂态。
A detailed analysis of routing decision in packet switching networks in a nonstationary transient environment is made.
对分组交换网非平稳过渡过程的路由选择问题进行了分析。
This paper indicates that the law of switching is not applicable in any cases when analyzing the transient state of circuit.
指出分析电路的过渡过程时换路定律不是在任何情况下都适用的,详细分析了该定律不适用的各种情形。
The transient power quality problems become more important. Capacitor switching which brings transient disturbance is a common power quality event.
暂态电能质量问题日益突出,电容器投切造成的暂态扰动是其中较为常见的一种。
In this paper, an introduction of its applications in power system transient stability analysis and control, planning of switching operation, and disturbance diagnosis is presented.
文中对多代理技术目前在电力系统暂态稳定分析与控制、倒闸计划和故障诊断等方面的应用做了概要介绍。
Suppression of Inductive Switching or Other Transient Events Such as EFT and Surge Voltage at the Circuit Board Level.
抑制各种感性负载切换或各种瞬间噪声在电路板中产生的EFT和浪涌电压。
In addition, equivalent series reactance of excitation transformer worsens the condition of the thyristor operation, and it can bring transient over-voltage at the moment of switching thyristor.
励磁变压器的串联电抗恶化了晶闸管的换相工作条件,并在晶闸管元件导通与关断瞬间引起危及到转子励磁绕组安全运行的过电压。
In addition, equivalent series reactance of excitation transformer worsens the condition of the thyristor operation, and it can bring transient over-voltage at the moment of switching thyristor.
励磁变压器的串联电抗恶化了晶闸管的换相工作条件,并在晶闸管元件导通与关断瞬间引起危及到转子励磁绕组安全运行的过电压。
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