查询词典 reactance

Application of autotransformer neutral grounding by small reactance in 500 kV power system.

朱天游。500 kV自耦变压器中性点经小电抗接地方式在电力系统中的应用。

When No.1 generator was put into the bus bar for work, the paralleling reactance was found burnt down.

在将 1 号发电机并入电网运行时，发现并车电抗器烧毁。

Results Compared with the normal group,in the extratracheal group the ratio of actual value of resistance to the predict from 20 Hz to 35 Hz increased obviously and this only occurred with the reactance at 20 Hz (P＜0.01). The resistance curve showed clear rise after the 20 Hz and the reactance curve peaked at 20 Hz and was leveled to normal at 35 Hz.

结果 肿物组20赫兹时阻力和电抗（R20、X20）、35 Hz时阻力（R35）的实测值占预计值%显著高于健康组（P＜0.01）；频谱图中肿物组阻力线于20 Hz后显著升高，电抗线于20 Hz附近达到最高，并于35 Hz趋向正常。

In this paper, arrangement scheme of a novel multi-star phase shifted pole changing coil was given and the methods to determine coil split ratio were analyzed. According to electromagnetic theory, 2D electromagnetic mathematical model in which stator windings were spitted coil was developed, and magnetic field distribution of the novel motor at starting was solved by finite element method, starting performance of motor was calculated. Based on energy method, rotor slot leakage reactance under different poles and different loads were calculated, and the variation of rotor slot leakage reactance with loads was gotten. Based on time-step finite element method, distribution of branch current in stator windings and operating performance were calculated and analyzed when branch was unbalance, the method to calculate circulating loss in stator windings of novel multi-star phase shifted pole changing motor was given, and the effects of the loads variation and degree of unequilibrium on circulating loss in stator windings were calculated and analyzed.

论文系统的给出了采用分裂线圈法新型多星形移相变极绕组的排列方案，进一步分析线圈分裂比的确定方法；根据电磁场理论，建立了定子为分裂线圈绕组的电机二维电磁场数学模型，并采用场路耦合法求解了新型多星形移相变极电机起动时的磁场分布，计算了电机起动性能和基于能量法计算了不同极数下起动时转子槽漏抗和不同负载时转子槽漏抗，得出转子槽漏抗随负载变化的规律；采用时步有限元法计算分析了定子绕组支路不平衡时支路电流的分布情况及运行性能，给出了新型多星形移相变极电机定子绕组环流损耗的计算方法，分析比较了负载的变化和支路不平衡度大小对定子绕组环流损耗的影响。

The characteristics analysis of two different current -to-voltage convertors,current transformer an reactance transformer ,shows that the current transformer has the same converting effect on the currents with different frequencies,while the reactance transformer transforms has various converting effect.

通过对电流互感器式&电流-电压&变换器和电抗变压器式&电流-电压&变换器变换特性的分析，结果表明：对于不同频率的电流，电流互感器式&电流-电压&变换器对它们的变换几乎是相同的。

When normal operation the saturated transformer type SSFCL is equivalent to original transformer coupling solid state fault current limiter, but the coupling transformer coil enters deep saturation when short circuit fault occurs. After the SCR bridge withdraws from the system connection, the saturated coil reactance and the leakage reactance of coupling transformer play the role of limiting stable short-circuit current, equivalent to SSFCL with bypass inductance.

饱和变压器型固态限流器正常运行时等效于原来的变压器耦合固态限流器；但在短路限流时允许耦合变压器铁心进入深饱和；在桥路退出系统后，饱和激磁电抗和漏抗起到限制稳态短路电流的作用，等效于带旁路电感的固态限流器。

Combined with the way of judging whether the fault is before or behind series-wound compensator by capacitor parameters and the calculated short-circuit reactance by Fourier transform,the fault is located using the relation table between reactance and distance.

结合该识别方法和已有文献所述的电容参数识别的判别故障点在区间电容前或电容后的方法，最后根据傅里叶算法计算的短路电抗值，实现基于电抗法的查表测距。

Ohmic'.'' resistance and reactance, and usually represented in complex notation as Z= R+ iX, where R is the ''.'ohmic'.'' resistance and X is the reactance.

欧姆'。''电阻抗和电抗两部分组成，在复合的标记中通常表示为：z＝r＋ix，其中r是电阻抗，x是电抗

A measure of the total opposition to current flow in an alternating current circuit,made up of two components,ohmic resistance and reactance,and usually represented in complex notation as Z=R+iX,where R is the ohmic resistance and X is the reactance.

全电阻在交流电路中电流所遇到的所有阻抗的度量单位，由欧姆电阻抗和电抗两部分组成，在复合的标记中通常表示为：Z＝R＋iX，其中R是电阻抗，X是电抗

A measure of the total opposition to current flow in an alternating current circuit, made up of two components, ohmic resistance and reactance, and usually represented in complex notation as Z = R + iX, where R is the ohmic resistance and X is the reactance.

全电阻：在交流电路中电流所遇到的所有阻抗的度量单位，由欧姆电阻抗和电抗两部分组成，在复合符号中通常表示为 Z = R + iX，其中 R 是电阻抗， X 是电抗

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。