short-circuit impedance
英 [ʃɔːt ˈsɜːkɪt ɪmˈpiːdns]
美 [ʃɔːrt ˈsɜːrkɪt ɪmˈpiːdns]
网络 短路电抗; 短路阻抗
双语例句
- This paper presents a novel method for short-circuit current calculation, using zero impedance branch to simulate electrical equipment ( such as circuit breaker).
提出了将电气设备（断路器等）一条零阻抗支路模拟的短路电流计算方法。 - Mathematical Model of Short-Circuit Current Calculation for the Zero Impedance Branch
零阻抗支路短路电流计算的数学模型 - It also showed that after storage, the closed-circuit voltage, short-circuit current, impedance, heavy duty discharge time of different batteries were significantly different, except the open circuit voltage of batteries.
但电池储存以后，除开路电压没有明显差异以外，闭路电压、短路电流、内阻、重负载放电持续时间等电性能均有显著差异； - In the case of a short-circuit fault, it is to automatically insert into the system with high impedance to remain the bus voltage.
固态限流器在系统正常运行条件下对外不呈现阻抗，当系统发生短路故障时迅速串入系统网络中，对母线电压具有强支撑作用。 - 2D axis-symmetrical FEM model is presented for power transformer. The impedance voltage and short-circuit impedance of transformer is calculated based on the analysis of distribution of leakage field.
为提高短路阻抗计算精度，采用磁场&电路耦合法建立了电力变压器2D轴对称磁场有限元模型以方便得到输入、输出间的对应关系。 - The Method Solving Composite Short-circuit Impedance of Multi-winding Transformer
多绕组变压器复合短路阻抗的求解方法 - A traction rectifier transformer with axial double split structure and 12 phase-24 impulse which is formed owing to the connection of delta with extended lines and phase displacement is introduced in this paper. Its short-circuit impedance calculation is discussed on the relation between voltage and magnetic potential.
介绍了采用延边三角形接线移相方式组成的12相24脉波轴向双分裂式结构牵引整流变压器，并从电压和磁势关系出发讨论其短路阻抗的计算。 - Derivation of Short-Circuit Impedance on Three Phase Side of Balancing Traction Transformer with YNA Connection
YNA联结平衡牵引变压器三相侧的短路阻抗推导 - The testing results and the calculating results of the perameters such as no-load loss, no-load current and short-circuit impedance of several 240MVA/ 220kV double-winding step-up transformers are compared and analyzed. The experienced coefficients of the parameters are given.
对几台240MVA/220kV双绕组升压变压器的空载损耗、空载电流和短路阻抗这几个重要参数的试验数据和设计计算值进行了比较与分析，得出了这些参数的一些经验系数。 - Based on the combination of PDE tools and magnetic energy theory in MATLAB, the short-circuit impedance calculation of dry-type power transformer can be accurately calculated to verify the result in the electromagnetic design.
结合MATLAB中的PDE工具和磁场能量的理论，实现了基于MATLAB的干式电力变压器的短路阻抗计算方法。 - For the direct power traction systems with full parallel connection, the characteristics of short-circuit impedance is analyzed with method of two symmetrical phases, and the expression is acquired.
对于全并联直接供电牵引网短路故障，采用两相对称分量法，分析电路特征，得到短路阻抗表达式。 - Calculation of Short-circuit Impedance for Power Transformer with Coupling FEM Method of Magnetic Field and Circuit
磁场-电路耦合法计算变压器短路阻抗 - PWM rectifier current-loop can be designed to guarantee stability. However, grids short-circuit impedance and distributed capacitance will affect the stability of PWM rectifier leading to grid current oscillation and a large amount of harmonics.
尽管单相PWM整流器设计时，能够保证电流环稳定，然而电网短路阻抗以及分布电容等参数将对PWM整流器的稳定性产生影响，导致电网电流振荡，产生大量的谐波。 - Because of the magnetic and electric relation between the first side and second side, the short-circuit impedance calculation and winding wave process calculation of the autotransformer is different from common transformer.
自耦变压器的短路阻抗计算与绕组波过程计算都与普通的变压器不同，因为其原副边不仅有磁的联系，还有电的联系。 - The periodic current subtransient attenuation of generator is taken into consideration, when calculating the short-circuit of generators, and the decay time constant is corrected in view of the line impedance when the short-circuit point is away from the bus-bar. 2.
在计算发电机短路电流时，考虑周期分量的超瞬态衰减，考虑短路发生在远离汇流排位置时线路阻抗对短路电流的影响，并对周期分量衰减时间常数进行修正。 - The first reflected wave is identified making of use of wave polarity identification combined with the length of short-circuit fault lines in the ordinary conditions, In high transition impedance short-circuit fault and other special conditions, recognize the reflected wave head according to the zero sequence network.
提出了在普通短路故障条件利用线路长度结合波头极性识别反射波；在高阻接地等特殊故障条件下，根据零序网络识别反射波的波头识别方法。