高压长线路实现短路法融冰的关键是获得大容量的融冰电源。
The key to realize ice-melting of long HV transmission lines by short-circuit method is to obtain a huge ice-melting power supply.
对用于有机导体电导测量的电压端短路法(VSC)提出了一个三层的串-并联物理模型。
A three layer series-parallel model of the Voltage Shorted Compaction (VSC) method for conductivity measurement of organic conductor was proposed.
按照电缆分组要求的方法把配线架端电缆分组绑扎整齐,用短路法全面测试通端,核对标号。
Ninthly, in accordance with the requirements of packet cable method to end of the wiring frame packet cable lashing neat, short circuit method using comprehensive test through end, check the label.
采用基于叠加原理的短路电流计算方法,克服了传统的对称分量法应用于配电网短路电流计算时所遇到的困难。
Furthermore, the superposition theorem is then adopted in the approach, which overcomes the difficulties when applying the symmetrical components to the short circuit calculation.
基于二端口网络理论,采用等值双端电源相分量法进行跨线短路故障计算。
An equivalent two source phase domain method for calculating interline fault in the double circuit line is presented.
一般是由于带电拔插系统中接插件,或电路中电源对地之间短路而引起,此时可采用静态电阻测量法。
General is due to the live system connector plug or circuit between the power-to-ground short-circuit caused by, at this point resistance measurement method can be static.
随后介绍采用基于有源电阻电桥进行转子接地短路故障监测与采用微分探测法进行转子匝间短路故障信号。
Then it introduces the rotor earth fault monitoring based on the method of resistance bridge with source, and the interturn short circuit fault monitoring in generator rotor based on stator coil.
使用矩阵运算代替对称分量法的传统序网故障变换,以实现不对称短路故障计算,并给出常见故障对应的参数矩阵。
Calculation formulas are proposed with matrices calculation to deal with unsymmetrical faults and parameter matrices for various faults are listed.
该文基于最优化方法中的复形法,对多智能体领域里的机器人足球避障问题,给出了最短路径的解决方法。
This paper gives the method of the shortest path for obstacle avoidance of robot soccer in the multigent system based on the method of complex of optimization.
以短路过程分析为基础,阐述了应用短路分流法保护时电路有关参数的选择原则;
Based on the analysis of short circuit process, the principle to select relevant parameters when applying short circuit shunting protection is introduced.
当前实用性较强的射线追踪方法,包括波前法,最短路径法,走时插值法,程函方程有限差分法等。
More practical ray tracing methods currently include the wavefront method, the shortest path method, the travel time epenthesis method, the eikonal equation finite difference method, etc.
本文将运算曲线法计算短路电流由手算改为计算机完成,并介绍了实际应用时程序设计的方法。
This paper presents that short circuit current calculation based on calculation curve method can. be accomplished by digital computer, and describes the programming for practical application.
应用“多回路分析法”深入、详尽地计算了13 104种短路故障的全部分支电流的大小和相位。
The phase and the size of all branch currents of the 13,104 kinds of fault of short circuit were calculated thoroughly thorough " mufti - bop analysis ".
在估计出混合矩阵的基础上,利用最短路径法分离出源信号。
Then, the source signals can be recovered by the shortest path method.
目前计算电力系统任意时刻短路电流一般仍沿用传统的运算曲线法,既耗费用户过多的精力,又使计算结果有较大的误差。
The traditional operational curve-based method for instantaneous short circuit currents of power systems is still commonly used, which takes much labor with lower accurate results.
目前大型汽轮发电机组轴系扭振特性的现场试验中广泛采用稳态不对称短路变频激振法。
Presently, the method of steady state unbalanced currents is widely used in the field test of torsional vibration characteristics of large-scale steam turbine generator rotor system.
结果表明,保持所有辐射裂缝单元间距相等的短路板融入法有利于低副瓣性能的实现。
Calculating result shows that it is beneficial to realize low sidelobe to keep uniform element space in including method.
该方法对印刷质量较差的粘连字符效果更好,可以作为常用的最短路径法的一个很好的补充算法,以提高分割成功率。
This proposed segmentation method behaves particularly good for poorly printed characters, and it can make a good supplement of the most often used shortest path method.
然后,对波阵面作一近似,在此基础上,用最小走时最短路径射线追踪法完成正演。
Then, with some approximation to the wave front section, the forward modeling can be achieved through the ray tracing method based on the minimum traveling time and the shortest traveling trace assum.
正演使用最短路径法射线追踪,反演采用SIRT方法。
Shortest path ray tracing is used in the forward step and SIRT in the inversion step.
本文利用最短路算法修订了图上作业法,得到了两个拟多项式算法。
In this paper, we revise the graphical method by means of the Shortest path algorithm, and obtain two variants which are pseudo-polynomial algorithms.
讨论了一种地理信息系统空间分析算法——最短路径分析,然后利用最短路径结果,采用表上作业法将灾害救援物资进行优化,给出最优调运方案。
Then it optimized the rescue supplies using form operation method based on the result of the shortest path, and selected the optimal transportation scheme.
为使问题的解能实时、可靠地完成,将一种用于最短路径计算的双层递归神经网络应用于路由选择的流量导数法中。
To make the solution be implemented reliably in real time, a neural network for shortest path computation that is a two-layer recurrent structure is applied to flow deviation method.
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。
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.
对于短路板融入法,采用镜像原理导出了短路板产生的TE2 0模对相邻辐射裂缝导纳影响的解析表达式。
Using imaging principle an analytical expression of conductance of the slot is derived with the effect of TE20 mode of the adjacent short board for including method.
对需要注意的一些事项,如防孤岛保护、短路电流等进行了说明,提出用主动检测法和被动检测法进行防孤岛保护的实施方案。
Some issues, such as anti-island protection and short-circuit current, are explained. The solution of anti-island protection applying active and passive detections is submitted.
变压器在运行中可能发生绕组变形,测试绕组变形的方法主要有频响法和短路阻抗法。
Winding distortion may happen during transformer operation. Frequency response and short impedance are the main methods to test winding distortion.
基于对异相短路的分析,发现两相电流故障分量波形呈现反向对称性,可利用相关分析法快速提取此特征。
The waveforms of the current fault component of two phases are symmetrical according to an analysis of wrong-phase-coupling. This characteristic can be quickly extracted by correlation analysis.
首先通过测量阻抗轨迹法对异相短路故障的测量阻抗的进行分析,得出牵引网发生异相高阻电弧短路故障时,常规原理的阻抗保护将拒动的结论。
Conventional impedance relay will refuse to trip according to an analysis of measuring impedance by means of impedance locus method when wrong-phase-coupling of traction power supply system occurs.
首先通过测量阻抗轨迹法对异相短路故障的测量阻抗的进行分析,得出牵引网发生异相高阻电弧短路故障时,常规原理的阻抗保护将拒动的结论。
Conventional impedance relay will refuse to trip according to an analysis of measuring impedance by means of impedance locus method when wrong-phase-coupling of traction power supply system occurs.
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