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- instantaneous zero sequence power 瞬时零序功率
- Selective Leakage Protective System Based on Zero Sequence Power Direction 基于零序功率方向的选择性漏电保护系统
- NUGS Choosing Earth-fault Line Device Based on Zero Sequence Power Method and Harmonic Phase Method 基于零序功率及谐波相位综合法的小电流接地系统微机选线装置
- Inspection Method to Guarantee the Correct Connecting for the Zero Sequence Power Direction Protection 保证零序功率方向保护正确接线的检测方法
- zero sequence power 零序功率
- Abstract: Zero sequence directional power protection is widely used in neutral directly grounded system. 文摘:在大电流接地系统中广泛采用着零序功率方向保护。
- The results of experiment and simulation indicate that harmonics,negative and zero sequence current in three phase and f our wire system could be compensated by two types of main power circuits. 实验和仿真结果表明，这两种不同形式的主电路有着各自的特点，均可对三相四线制系统中的谐波、负序及零序电流进行补偿。
- So a new control strategy is proposed to detect and suppress the influence of zero sequence component injected by DVR. 为此 ,提出了新的控制策略 ,该控制策略通过检测并消除指令中的零序分量 ,以破坏无零序电流回路系统的零序电压正反馈条件 ,消除 DVR注入零序电压的不良影响。
- The voltage regulation characteristic of autotransformer,external compensation of zero sequence current for three Y au . 论证自耦变压器的电压调整性能、三Y型自耦变压器的零序电流外补偿、自耦变压器继电保护整定的特殊问题。
- Whereas, if it is supplying the unsymmetric burden, the primary currents will be unsymmetric, but only have negative sequence and no zero sequence. 如果二次侧负载不对称，一次侧电流虽不对称，但仅有负序出现，并无零序分量。
- This work successfully develops a new intelligent HIF detector that adopts 3I0 zero sequence current to solve HIF problems in aerial lines. 本论文成功地开发一种新的智慧型高阻抗故障侦测器，它利用3I0零序电流侦测架空线的高阻抗故障。
- The zero sequence current transformer is full enclosed type. The secondary windings and iron core are insulated by epoxy resin. The middle hole is used for cable going through. 本型零序电流互感器为全封闭式。二次绕组及铁芯均浇注在聚脂树脂内。中间窗孔供三相电缆穿过。
- When zero sequence or high secondary harmonic current component appear in the circuit, the total current in the shield is zero, no electromagnetic interference with outside. 当线路出现零序或高次谐波电流分量时，屏蔽层内电流总和为零，不对外界产生电磁干扰。
- In this paper, we investigate the iterated order and iterated convergence exponent to zero sequence of the solutions of some classes of differential equations. 摘要本文研究了几类微分方程解的迭代增长级及零点迭代收敛指数。
- In normal conditions, there are two causes of maloperation of zero sequence directional protection, i.e, a fault from the device itself and wrong wiring outside the device. 而造成零序方向保护误动的原因无非两种，其一是由于装置本身故障引起的；其二则是由于装置外部接线错误造成的。
- The zero sequence impedance of the cable changes with the zero sequence current as the zero sequence current flows in the ground and the sheathing simultaneously. 电力电缆的零序阻抗随零序电流的大小而改变,如果采用恒定值的零序阻抗来进行零序电流保护的整定,容易导致保护的不正确动作。
- Using centralized control mode, the method centralizes zero sequence current (ZSC) of each branch switch to a device.The device controls each branch switch and main switch. 它采用集中控制模式，把各支路开关的零序电流集中到一个设备内，设备同时控制各支路开关和总开关。
- Zero sequence transient reactive power 暂态零序无功功率
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- negative sequence power direction relay 负序功率方向保护
