The inverse time characteristic of overload protection and the differences of starting protection and running protection are described in detail.
重点介绍了热过载保护的反时限特性和启动保护与运行保护的区别。
According to the characteristics of different algorithms, an implementation scheme of distance protection with inverse time characteristic is brought forward.
并根据各算法的估计性能特点,提出了一种具有反时限特性的距离保护算法的实现方案。
The algorithms of microprocessor distance protection emulated and calculated in this paper are used to realize the inverse time characteristic of microprocessor distance protection.
本课题仿真计算的保护算法用于实现高压线路微机距离保护的反时限。
The general inverse time characteristic is introduced, and the setting principles of current and time when inverse time characteristic is scarce or voltage transformer breaks are provided.
介绍了普通反时限特性,并提供了缺乏反时限特性段或电压互感器断线时的电流、时间整定原则。
The distance protection with inverse time characteristic is the best choice to solve the conflict between fast trip near the protecting relay and reliable trip at the end of protection zone.
反时限距离保护是解决近范围快速动作与保护范围末端可靠动作之间矛盾的最好策略。
Different from the common inverse time characteristic, this model conforms to the load actual operating law and the protection request, and takes the analysis of measurement error into consideration.
与常用反时限保护特性相比较,此保护模型更符合负载的实际运行规律及保护要求,并对测量误差关系进行了分析。
At the time of failure, no matter what kind of start state of voltage phase, the zero-sequence transient current has the characteristic of inverse phase.
在故障时刻,无论故障相电压的相位处在何种初始状态下,都有零序电流反向的特征。
The inverse time delay characteristic is adopted by the basic zero-sequence over-voltage protection.
其基本保护采用零序过电压保护,动作时间采用反时限特性;
Although we have not changed other insulation systems within the switchgear, we know they are less affected by the inverse temperature-time characteristic.
虽然我们未改变其它绝缘材料系统在互换机之内,我们知道他们由相反温度时间特征影响。
Acting characteristic of short-time delay short circuit (can be OFF) Inverse acting characteristics in ow-mutipled current;
短路短延时动作特性(可OFF)在低倍数电流时为反时限特性;
Overload protection:Start at 1.2times of rated current, adopt inverse time lag characteristic action;
过载保护:在1.2倍额定电流时启动,采用反时限特性动作;
A thermal overload inverse time equation that is quite close to the real thermal locus of motor and its implementation method are proposed based on the thermal characteristic of motor.
介绍了一种利用电动机正、负序等效电流实现电动机热过载保护的方法,给出了保护动作的数学模型、离散算法及其计算机实现方法。
A thermal overload inverse time equation that is quite close to the real thermal locus of motor and its implementation method are proposed based on the thermal characteristic of motor.
介绍了一种利用电动机正、负序等效电流实现电动机热过载保护的方法,给出了保护动作的数学模型、离散算法及其计算机实现方法。
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