1) mine low-voltage electric network
矿井低压电网
1.
By analyzing the current leakage-protection system for mine low-voltage electric network,the paper puts forward a new scheme of selective leakageprotection taking PIC16F877A as core and based on the additional detection of DC power supply in addition to the direction of zero sequence power.
在分析目前矿井低压电网漏电保护系统的基础上,提出了以PIC16F877A为核心,基于附加直流电源检测和零序功率方向的新型选择性漏电保护方案,既简化了传统保护装置的设计,又改善井下低压电网漏电保护的动作性能。
2) underground LV distribution network
矿井低压电网
1.
Based on the overview of ground fault protection systems for underground LV distribution networks,this paper analyzes disadvantages of ground fault protection systems being used currently.
分析了目前矿井低压电网漏电保护系统存在的不足 ,提出了基于附加直流电源检测和零序功率方向的漏电保护新判据 ,介绍了基于这些新判据的智能漏电保护装置 ,该装置构成的可通信式漏电保护系统可以实现无级差的选择性漏电保护 ,提高了井下低压电网的安全水
3) low voltage electrified wire netting in mine
井下低压电网
1.
Combined with present situation on overcurrent protection of low voltage electrified wire netting in mine,analysed several reasons on appeared mis-start or refuse-start of overcurrent protection in mine,thus provided some concrete arguments for research workers and users of overcurrent protection.
结合目前井下低压电网过流保护的现状,探讨了井下过流保护出现误动与拒动的诸多原因,以便给采用新原理的过流保护的研究者和改进现有过流保护的使用者提供一些具体的论据。
4) high voltage distribution network of mine
矿井高压配电网
6) mine low voltage power network
矿区低压电网
补充资料:《国际大电网会议会刊》
《国际大电网会议会刊》
Electra
Guo]一DaD一anwong Hulyl Hu一kan《国际大电网会议会刊》(E之‘‘tra)创刊于1967年,双月刊,12开本。由国际大电网会议(International Conferenee on Lar罗High VoltageElectric Systems)CIGRE编辑出版。编辑部地址:CIGRE,21 rue d.Artois,75008 Paris,Franee;E一mail:eigre@world一net,sct,fr; 网址:http://www.worldnet.net/~eigre· 该刊是国际大电网会议会刊,选登国际大电网会议各专业组的有关论文,介绍各专业组的讨论摘要,报道会议活动简讯等。用英、法文对照出版。 该刊的读者对象是电力、能源部门的科技人员。
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