three-phase fault

The analysis shows that the measured impedance at the head of the line is not proportional to the fault distance when a three-phase fault occurs at the end of the line.

分析表明，线路末端三相故障时，线路首端的测量阻抗不与故障距离成正比。

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So the time of Ucos φ detecting three-phase short-circuit fault in power swing process is shortened, and the performance of whole protective device is improved.

因此可以大大缩短Ucosφ作为电力系统振荡过程发生三相短路判别元件的动作时间，提高整套保护的性能。

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Study on control system of three-phase solid state fault current limiter

新型固态限流器控制系统的研制

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Analysis of the Instantaneous Electromagnetic Properties During Three-phase Balanced Short Circuit Fault of Circuit Breaker for Voltage Generator

发电机保护断路器三相对称短路暂态电磁分析

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Complex Numbers Analysis of Three-Phase Fault on the Tractive Side of V/ V Connection Railway Traction Substation

V/V接线变电所牵引侧复故障的一种分析计算

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Rapid Pattern Recognition of Fault Current for HTS Three-Phase Saturated Iron Core Fault Current Limiter

饱和铁心型超导限流器故障电流快速模式识别

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The effect of the controller proposed is verified in the transient of three-phase short-circuit fault on the transmission line.

输电线路发生三相对称短路故障，在此暂态过程中，考察所给控制器的控制效果。

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This paper introduces a novel circuit fault limiter applicable to the three-phase ungrounded power systems.

介绍了一种适用于三相不接地系统的短路故障限流器.

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Because of this three stage tectonic stress superposition effect, ore bodies in the area occurs fault, fold and other complex deformation metamorphism.

由于受此三期构造应力的叠加作用，矿体在区内发生了错断、褶皱等复杂的变形变质作用。

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Side Channel Attacks could be divided into three branches: time analysis, power analysis and fault analysis.

旁道攻击分为三类：时间分析，功耗分析和故障分析。

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Stable Analysis of Grid after Three-phase Grounding Fault of Bus and its Prevention

母线三相接地短路后电网稳定分析及防范措施

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This paper finally to synchronous generator of three-phase short-circuit as example, using four order Runge Kutta method to simulate synchronous generator three-phase short-circuit fault phenomenon, and the real-time simulating and analyzing the simulation step on the single DSP, obtained the ideal simulation step.

文章最后以同步发电机三相短路故障为例，采用四阶龙格库塔法在单台DSP上进行了实时仿真并对仿真步长进行了比较分析，得出了实时仿真较为理想的仿真步长。

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Those functions, such as overload protection, open-phase protection and unbalanced three-phase fault protection are also implemented which can elongate the service life of the motor.

本文所设计的节电控制系统还包括了过载保护、缺相保护以及三相不平衡保护等故障判断和保护功能，提高了电机寿命，从而也极大降低了电机的使用成本。

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Study and Application of Wavelet Energy Entropy to Three-phase Reclosure Fault Distinguishment

小波能量熵在三相重合闸故障判别中的应用研究

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Adaptive Fault Location Method for Three-Terminal Transmission Line

T型支接线路的自适应故障测距算法

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Application of the algorithm ensures that the result of Ucos φ is accurate, convergent and the true expressions of the voltages and currents in the site of relay when power swing and three-phase short-circuit fault happens at the same time.

用此算法求出的Ucosφ数值精度高，收敛性好，更真实地反映了电力系统振荡过程中发生三相短路时保护安装处电压和电流的变化；

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Based on three-axis stabilized satellite attitude control system, a fault detection approach is presented and a relevant simulation is given to show the design procedures and illustrate the effect of the proposed approach.

本文针对三轴稳定卫星的姿态控制系统研究了其故障检测算法，并通过仿真验证了所提算法的有效性。

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The more, we simulate the main power during the three-phase line-to-ground fault, the micro-grid by tripping operation isolate in the islanding transient with power variation in each power unit.

然后我们仿真了主电网发生三相接地短路故障后，微电网通过跳闸隔离进入孤岛化运行的暂态过程中系统各发电单元功率变化。

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The formulae for SMIS are derived and verified by case simulation, the solution of critical clearing time ( CCT) of three-phase short fault in MMS is theoretically discussed.

对单机无穷大母线系统进行了公式推导和仿真验证，从理论上探讨了多机系统的三相短路故障临界切除时间求解方法。

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This paper presents a fault diagnosis method for neutral grounding three-phase bridge type solid-state fault current limiter ( SSFCL).

探讨了中性点接地三相桥式固态限流器桥路故障诊断方法。

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According to the feature that the load of induction motor in groups greatly affects power system stability during large-scale disturbance, a three-phase grounding fault test of 110 kV transmission line was performed at Zhongyuan Oil Field located in Puyang power supply region of Henan Power Grid.

根据大扰动过程中电动机群负荷对系统稳定性影响较大的特点，在河南电网濮阳供电区的中原油田进行了110kV线路三相短路故障试验。

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The factors of the liability of the principle of no-fault liability only include three ones, offense or tort, the fact of damage, and causation.

无过错责任原则的责任构成要件只包括违法行为（侵权行为）、损害事实和因果关系3个构成要件。

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