1) parallel four-circuit
并架四同
2) four-circuit transmission lines on a same tower
同塔并架四回线
1.
An analysis on protection feature adaptation to four-circuit transmission lines on a same tower is discussed, with respect to line distance protection, directional protection and segregated phase current differential protection in principle respectively.
从原理上分别对线路距离保护、方向保护、分相电流差动保护在同塔并架四回线中的保护特性进行了适应性分析,并对同塔并架四回线中的保护选相进行了阐述,据此提出了适应于同塔并架四回线的线路主保护及后备保护配置方案。
5) double circuit lines on the same tower
同杆并架双回线
1.
A synthesis fault phase selector for double circuit lines on the same tower based on steady values;
基于稳态量的同杆并架双回线综合选相
6) double transmission line on the same tower
同杆并架双回线
1.
It is worth mentioning double transmission line on the same tower is narrow corridors, thus more and more widely used in the power system.
值得一提的是同杆并架双回线路出线走廊窄,单位走廊输送能力强,节省投资,从而越来越多地在电力系统中广泛应用。
2.
In order to save the transmission line corridor, the double transmission line on the same tower is used by line system more and more.
为了节省出线走廊,同杆并架双回线越来越多地在输电线系统中采用。
3.
The double transmission line on the same tower requires narrow corridors, thetransmission ability is strong, and investment is saved.
同杆并架双回线所需出线走廊窄,单位走廊输送能力强,节省投资,从而越来越多地在线路系统中采用。
补充资料：四同
1.国都近郊四面方百里之地。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条