According to the testing case of capacitive current from several substations and the simulated experimental situation from the testing laboratory of North China Electric Power University, three indirect testing methods and one direct grounding method are compared.
根据几个变电站电容电流的测试情况和在华北电力大学试验室的模拟试验情况,对3种间接测试方法和1种直接接地方法进行比较,提出了一种适合于现场测试、既安全又简便的测试方法——偏置电容法,并介绍了其测量原理和注意事项。
Analysis of an abnormal occurrence caused by DC circuit grounding;
直流接地引发的一次“异常”现象分析
The theoretical base and the reasonable explanation of processing and analyzing an abnormal occurrence of DC circuit grounding are introduced in 2005 Sudian statian spring s checkion.
最常见的故障为直流接地,直流系统出现接地故障,排除后即可恢复正常运行,一般不会出现反复接地。
The advantages of directly grounding are:
直接接地的优点是:
The Simulation in Research on Ferroresonance in Grounded Neutral Point;
中性点直接接地系统铁磁谐振的数学仿真
Ferromagnetic Resonance Over-voltage in Neutral-point Indirect Earthing System
中性点非直接接地系统铁磁谐振的产生及措施
Human Beings aBuse the environment directly and indirectly.
人类直接地和间接地毁坏了环境。
Being nearest in time or space;directly
(在时空上)最接近地,直接地
express or state indirectly.
不直接地表达或陈述。
indigosol direct printing
印地科素染料直接印花
pass directly and often in haste.
经常匆忙地直接通过。
Foreign direct investment by regio
分地区外商直接投资
negative grounded DC two-wire system
直流负极接地双线制
The government had been called upon for assistance in meal or malt.
已经直接或间接地请求政府给予帮助。
Direct connection to the Internet
直接连接到 Internet
Study on Method of Grounding Resistance Measurement with Short Electrode Wire and DC Grounding;
地网接地电阻短距测量方法和直流接地研究
direct reduced iron
直接还原铁直接还原铁
Everything on the earth absorbs heat from the sun directly or indirectly.
地球上万物都直接或间接地从太阳吸收热量。
Influence of Vertical Earth on Electricity Performance of Grounding System
垂直接地极对接地系统电气性能的影响
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"无 (直接拨)","","","","","","","","",1
a giro credit, payment, transfer, etc
直接转帐贷项、 直接转帐付款、 直接转帐
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