1) earth fault factor
接地故障系数
2) earthing fault
接地故障
1.
Analysis on electric fire caused by earthing fault and protection measures;
接地故障引起电气火灾的分析及其防范措施
2.
Electrical fire caused by earthing fault and protection measures;
接地故障引起的火灾及其防范
3.
Earthing fault is a kind of phenomenon of single phase short circuit, it may cause fire via three reasons with great danger, Introduction was made to the actual reasons for earthing fault which caused fire and its preventive measures.
接地故障是一种单相短路现象,它可通过三个起因起火,危险性很大。
3) grounding fault
接地故障
1.
The diagnosis skills and monitoring device selection for grounding faults of DC system in substations;
变电站直流系统接地故障定位及检测装置选用
2.
Research on detection method for DC system loop net grounding fault;
直流系统环网接地故障检测方法
3.
Detection and analyses of a DC system grounding fault in a 220 kV substation;
一起220kV变电站直流系统接地故障查找及分析
4) earth fault
接地故障
1.
Talk about how to prevent the occurring of the earth fault;
浅议如何防范接地故障的发生
2.
To ensure the safety of electricity utilization and to remove a hidden peril of electric fire,the reasons of electric fire and the fire caused by low-voltage electric circuit earth fault are analyzed.
为了保证安全用电 ,消除电气火灾隐患 ,对电气火灾及低压电气线路接地故障引起火灾的原因进行了分析 ,提出应严格执行国家标准规程、规范 ,在电气工程设计、施工等环节中采取切实可行的措
3.
The earth fault of Lingbao back-to-back HVDC system 220 kV side converter transformer and the protection action are described.
介绍了灵宝背靠背直流换流站220kV换流变压器阀侧套管接地故障过程和保护动作情况。
5) ground fault
接地故障
1.
Medium voltage system ground fault diagnosis based on process analysis;
基于过程分析的中压系统接地故障诊断研究
2.
Combined with a design case for voltage transformer of 10kV busbars,the principle of using residual voltage winding to detect the ground fault and the cause of ferro-resonance coming into being are described.
结合10 kV母线电压互感器设计案例,首先阐述了利用剩余电压绕组检测接地故障的原理和铁磁谐振产生的原因,在此基础上分析了剩余电压绕组与消谐器配合实现微机保护的工作原理,最后介绍了微机消谐器在本案例中的运行情况。
3.
After the comparison with AC phase ground fault, it analyses the difference of single line disconnection and AC phase disconnection.
介绍了一起110kV输电线路B相断线故障及引起的其他故障,通过与AC两相接地故障的对比,分析了单相断线和AC两相接地故障现象的异同,为专业工作人员介绍了一种便捷的工作思路。
6) grounded fault
故障接地
1.
This paper analyzes causes of one grounded fault of overhead lines, offers some prevention measures to reduce the grounded resistance, to reform the surge arrester and insulator string and to upgrade the overvoltage limit unit.
分析了一起线路故障接地的原因,提出了降低接地电阻,改造避雷器和绝缘子,过电压限制装置升级改造的防范措施。
补充资料：接地利用系数
分子式：
CAS号：
性质：由多根单一接地体组成复合接地体时，从每一单一接地体流散的电流受到限制，使得总流散电阻大于各单一接地体流散电阻的并联值。因此，按单一接地体流散电阻的并联值计算复合接地体的流散电阻必须考虑一个利用系数。接地利用系统是各单一接地体流散电阻的并联值与复合接地体流散电阻的比值。单一接地体数量越大、长度越大、相邻单一接地体之间距离越小时，利用系统数越低。
CAS号：
性质：由多根单一接地体组成复合接地体时，从每一单一接地体流散的电流受到限制，使得总流散电阻大于各单一接地体流散电阻的并联值。因此，按单一接地体流散电阻的并联值计算复合接地体的流散电阻必须考虑一个利用系数。接地利用系统是各单一接地体流散电阻的并联值与复合接地体流散电阻的比值。单一接地体数量越大、长度越大、相邻单一接地体之间距离越小时，利用系统数越低。
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