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- induction type power directional relay 感应式功率定向继电器
- electronic valve type power directional relay 电子管功率定向继电器,电子管式功率定向继电器
- induction-type power directional relay 感应式功率定向继电器
- electronic valve-type power directional relay 电子管式功率定向继电器
- voltage and power directional relay 电压和功率定向继电器
- three-phase power directional relay 三相功率方向继电器
- Action Analysis of Generator Negative Sequence Power Directional Relay 发电机负序功率方向继电器动作分析
- A NEW PROJECT TO DESIGN POWER DIRECTION RELAY 构成功率方向继电器的一种新方案
- Analysis on the Advancement of Operating Criteria for Power Directional Relay 功率方向元件动作判据的改进
- negative sequence power direction relay 负序功率方向保护
- power directional relay 功率方向继电器
- How to Determine and Check Correctly Wiring of Zero-sequence Power Direction Relay 如何正确判定和校验零序功率方向继电器的接线
- power direction relay 功率方向继电器
- Judging the Correctness of Power Directional Relays'Connection by Using "Hexangular Diagram" 利用"六角图"判别功率方向继电器接线的正确性
- By analyzing a maloperation event of high-frequency protection, it is discussed that the motion action of WXB-15 relay protection when power direction is changed in false. 通过对一次高频保护误动情况进行分析,讨论了WXB 15保护在双回线中区外故障切除后,功率倒方向时存在的问题,并提出了改进意见。
- Recently, a new protection technique is developed based on the time graded overcurrent directional relay [1]. 最近，一种新的保护技术是发展的基础上，时间梯度过压继电器方向继电器[1]。
- The intelligent wireless remote control potentiostat is a high power direct supply for cathodic protection. 该智能无线遥控型恒电位仪是一种应用于阴极防腐保护的大功率直流电源。
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- Protection for these isolated systems has been a relatively simple task, which is carried out using over current directional relays with selectivity. 采用具有选择性的过电流方向继电器,对这种相互分隔直流系统的保护相对就简单。
