This paper compares and analyses various types of main fault location algorithms and puts forward a new fault location algorithm for double transmission lines on a same tower.
比较分析了各种主要的测距算法,并在此基础上提出了一种同杆并架双回线的故障测距新算法。
This paper analyses selectors of transverse differential current direction protection using two types polarizing voltage for double circuit lines on the same tower.
对两种极化电压下的横联差动电流方向保护的选择元件在同杆并架双回线故障下的动作行为进行了研究。
Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.
相电流差突变量选相元件在单回线故障中具有良好的选相性能,但在同杆双回线跨线故障中可能误选相。
For a practical project, ideas of scheming the relay protection for double-circuit lines on the same tower and choosing the telecommunication channel are analysed.
结合某工程实例,剖析同杆双回线路保护配置和保护远传信号通道选择的思路。
An accurate calculation method for complex faults of double power lines on the same tower is introduced.
介绍同杆双回线复杂故障的精确计算方法。
The paper analyzes the characteristics and economic indexes of ultrahigh voltage double circuit lines installed on same tower and compares with single circuit lines.
分析同塔双回路超高压输电线路的技术特性和经济指标,并与单回路作比较。
The performance of negative sequence directional element widely used in conventional transmission line protection may be affected when it is used in the double transmission lines on the same tower.
由于同杆双回线自身的特殊性,使得在常规线路保护中有着广泛应用的负序方向元件的性能受到影响。
The performance of negative sequence directional element widely used in conventional transmission line protection may be affected when it is used in the double transmission lines on the same tower.
由于同杆双回线自身的特殊性,使得在常规线路保护中有着广泛应用的负序方向元件的性能受到影响。
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