1) short line fault
近区故障
1.
This paper describes a series of faults,about 110 kV line three-phase short line fault,integrated automation system failure and breaks trip-out,caused by lightning strike in Gantang substation.
针对甘棠变一起由雷击造成110kV线路三相近区故障、综自系统异常、田甘线202开关及白甘线201开关三跳事故,从继电保护原理、保护动作、直流系统故障和逆变电源异常等方面进行了分析;总结了暴露的问题,提出了解决办法和改进措施。
2.
Introduction to calculation of recovery voltage in short line fault(SLF) and theoretical analysis of the interrupter in various arcing time.
介绍开断近区故障(SLF)时恢复电压的计算和灭弧室在不同燃弧时间下的理论分析。
2) short-line fault
近区故障
1.
With regards to FCL terminal fault and short-line fault in power transmission lines installed with inductive FCL, mathematical formula are presented, based on theoretical analysis and deduction, to properly describe the relationship .
针对安装电感型故障限流器的系统发生出线故障和近区故障的现象,通过理论分析与推导,给出了描述断路器恢复电压上升率与限流比、杂散电容以及近区故障距离之间关系的数学表达式。
2.
With regards to FCL terminal fault and short-line fault in power transmission lines installed with serial-resonant FCL,the influence of current limiting inductance and its parallel stray capacitance on interrupting fault current,the first peak valve of transient recovery voltage and rate of rise of transient recovery voltage of circuit breakers are analyzed.
基于串联谐振型故障限流器的等效分析模型,分别针对短路出线故障和近区故障,详细研究了限流电感及其并联杂散电容对短路电流、断路器瞬态恢复电压第一个峰值以及瞬态恢复电压上升率的影响,并综合以上指标得到了断路器苛刻度的变化规律。
3) close-in fault
近区故障,近距离故障
4) short-line fault breaking current
近区故障开断电流
5) rated short-line fault breaking current
额定近区故障开断电流
6) near-zero-breakdown
近零故障
补充资料:近红外区
分子式:
CAS号:
性质: 电磁波谱图上红外光谱区域分为近红外区、中红外区和远红外区。近红外区域是由电子跃迁加上振动和转动跃迁引起的,其波数为12 500~4000cm-1(波长0.80~25μm),它也是倍频和组合带区。分光光度计800nm以上即为近红外区,高档的紫外—可见光—近红外分光光度计,可包括近红外波段(800~2500nm)。
CAS号:
性质: 电磁波谱图上红外光谱区域分为近红外区、中红外区和远红外区。近红外区域是由电子跃迁加上振动和转动跃迁引起的,其波数为12 500~4000cm-1(波长0.80~25μm),它也是倍频和组合带区。分光光度计800nm以上即为近红外区,高档的紫外—可见光—近红外分光光度计,可包括近红外波段(800~2500nm)。
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