The inside over-voltage mainly including the control over-voltage,resonance over-voltage and accident over-voltage probably occurs at any moment,and threatens the safe running of electric power system and the service life of electrical equipment;therefore,the precaution measures are required.
电力网过电压分为外过电压和内过电压,其中内过电压主要有操作过电压和谐振过电压及事故过电压,内过电压随时都会发生,时刻威胁着电力系统的安全运行和电气设备的寿命,需要有防范措施。
Research on Inner Overvoltage in UHVDC Transmission Line Caused by Flashover to Ground Fault
特高压直流输电线路故障过电压的研究
The Analysis and Countermeasure to Over-Hot Failure for the Generator Encourage Extremity;
发电机励侧端部压圈过热故障的分析
Intermittent grounding faults and overvoltages due to arcing faults3 are eliminated.
可消除间歇性接地故障以及由电弧故障引起的过电压：
Cause analysis and prevention of the sparking fault due to overheated electric brush in air compressor's motor
空压机电机电刷过热跳火故障原因分析及预防
Study on Fault Location of Transmission Line in High Voltage Power Network Based on Overvoltage On-line Monitoring System
基于过电压在线监测系统的高压电网输电线路故障定位研究
Research on General Diagnosis Techniques for Overheating Faults of Power Transformer;
电力变压器过热故障综合诊断技术研究
Cause Analysis and Countermeasures of Frequency Converter Overvoltage Failure
变频器产生过电压故障的原因分析及对策
Describing of the Handling Process and Brief Analyzing of the Cause of Tripping about the Third Transformer Starting in the Second Substation
二降压3号主变压器启动送电后跳闸故障原因及处理过程浅析
The chiller is dexigned to be with current over-load protector, high voltage and low voltage construction and electric time-delay safeguard,When malfunction happende, it could alarm and show the cause of the problem in time.
有电流过载保护，高低压制及电子时间延迟安全装置，当发生故障随即发出警号显示故障原因。
However, in this system serious over voltage may occur due to arc grounding fault.
然而,在此系统中可能由于电弧接地故障而出现严重过电压。
The Statistical Characteristics of Partial Discharges from Discharge Development to Insulation Breakdown in Discharge Fault Models of Power Transformers;
变压器典型放电故障击穿过程中局部放电的统计特征
Overvoltage and Feeder Detection for Earth Fault Under High-Resistance Grounding Mode in 10 kV Distribution Networks
10kV配电网经高阻接地方式下过电压及接地故障选线
Analysis and Prevention of Overvoltage Breakdown in BKD1-500/ 1 140、660 Leakage Protective Device
BKD_1-500/1 140、660中漏电保护单元出现过电压故障的分析及预防
The Fault Diagnose of Electric Power Transformer Based on Fault Tree Analysis;
基于故障树分析法—电力变压器故障诊断
The Research on Fault Model and Fault Collapsing of Digital Circuit;
数字电路的故障模型和故障压缩方法研究
The power supply will not be auto recovered when faults remove.
当输出电压超过额定电压时,电源将保护,故障排除后不能恢复正常工作。
Troubleshooting of Integrated Circuit Voltage in HQ-450XM Developing System
HQ-450XM洗片机集成电路电压故障一例
Fault Analysis and Treatment of Voltage Transformer in 35 kV Substation
35kV变电站电压互感器故障分析及处理
