1) transient component
暂态量
1.
Characteristics of single-phase-to-ground fault in distribution system are analyzed,and the faulty feeder detection methods based on steady and transient component are compared.
分析了配电网单相接地时的故障特征,对现有基于稳态量与暂态量的故障选线方法进行分析比较,指出故障暂态电流幅值比稳态对地电容电流大得多,而且几乎不受消弧线圈影响,因此,利用暂态电流进行选线可以克服稳态选线方法灵敏度低、易受消弧线圈影响的缺点。
2.
During the fault period,transient component of fault current or voltage which consists of large amount of high frequency components is mainly due to the current travelling wave and nonlinear arc fault resistance at fault position.
对目前基于暂态量的无通信保护的研究进行了对比和分析 ,并提出了目前基于暂态量的高压线路无通信保护的发展方向。
3.
To solve the problem that mine high-voltage power network with neutral grounded by arc suppression coil is difficult to select line,the paper proposed a method of transient component line selection leakage protection based on wavelet analysis.
针对中性点经消弧线圈接地的矿井高压电网选线困难的问题,文章提出了一种基于小波分析的暂态量选线式漏电保护方法。
3) transient energy(TE)
暂态能量
1.
The transient energy(TE),is formed during the period of fault in power system.
故障期间形成的暂态能量造成发电机的摇摆振荡,故障切除后,该暂态能量(TE)是增加还是减少将决定发电机的振荡是增幅还是减幅,TE反映了发电机稳定性受到危害的程度。
2.
The transient energy(TE)is equal to the remainder energy when the dissipation energy is subtracted from STE.
将故障期间由发电机转子上的不平衡转矩形成的能量作为过剩暂态能量(STE),以其作为反映发电机受到故障扰动程度的指标。
4) Transient energy
暂态能量
1.
Research of phase-selection based on transient energy;
基于暂态能量的故障选相方法研究
2.
Novel method for fault line selection in arc suppression coils system using transient energy
消弧线圈接地系统暂态能量选线新方法
3.
This paper presents an adaptive fault circuit selection method based on the principle that the difference of transient energy of normal circuits and that of fault circuit is.
提出一种基于暂态能量的故障选线自适应方法,利用所有健全线路暂态能量与故障线路暂态能量之差为最小值的原理,构成故障选线算法。
5) transient variable
暂态变量
6) transient component
暂态分量
1.
Study on fault transient component of EHV long distance transmission lines
超高压长距离输电线路故障暂态分量的研究
2.
It also discusses their influence respectively and analyses the character of fault transient component at both sides of fault point in different fault types.
利用Ⅱ型网络等值长距离输电线路,推导了频域下考虑线路分布电容,电源侧分布电容,串补电容,母线电容及并联电抗器时线路故障暂态分量的表达式,讨论了它们各自对故障暂态分量的影响,同时分析了在不同故障类型情况下,故障点两侧暂态分量的特征。
3.
Using wavelet analysis to realize single-phase grounding protection is easy to produce misjudgement and missed sanction and the method using magnitude and direction of transient component to realize single-phase protection needs calculate frequency and phase of transient component accurately.
采用小波分析实现单相接地保护容易产生误判和漏判现象,采用暂态分量的大小和方向实现单相接地保护的方法需要准确计算暂态分量的频率和相位。
补充资料：变电所快速暂态电磁场
变电所快速暂态电磁场
fast transient electro-magnetic fields in substations
变电所中快速暂态电磁场强度由于开关操作暂态过程受多种因素影响.因此变电所中实际测t得到的场强数值分散性较大。不同电压等级变电所，用不同型式开关，实测得到的电场强度可达数十千伏/米(kV/m).磁场强度可达数百安培/米(A/m).美国对变电所中操作暂态电磁场的实测工作做的较多。作为一个例子，下表列出了美国电力研究院(EPRI)在115kV、250 kV、500 kV变电所中的实测结果。常规变电所内测点在母线下方地面，操作是断开一段短母线，一川纵潮洲娜朋洲川一0 0 0 0 0 00411:1l)即10 010加 ︵任守︸侧欲典匆 6 .0臼.《】火l()《a)T(5、留一。·““nlj 0 50几00 .，0.1 10 (任/A艺侧蔽2.()魂.硬)丫﹂)()口匕t卜卜片卜f乙仁0 t 0 0 0 0 005 .....-卜闭40加020化 (‘/V)侧旧要翻，::.:: l二‘.1.吐吐.吐2.《)4.(】6 .0划) 了卜卜┌────┬──────┐│ 一一J │八L，‘一’ ││习 ├──────┤│一一.1 │{犷V一· │└────┴──────┘0﹃-j门1 96，JD.任1 9 tl滩n乙oq乙 ︵三z淤巴侧翻要御 (一。一‘)洲.‘}12‘)一6(，义1‘，一‘， 喊d)T(5) 500 kV变电所内断开隔离开关时 的地面电场和磁场(a)GIS磁场;(b)GIS电场;(e)AIS滋场;(d)AIS电场b一and一onsuo kuolsu zonto一d一onelehong变电所快速暂态电磁场(fast transient elec-tromagnetie fields in substations)变电所中隔离开关切、合短母线时的暂态过程产生的电磁场。高压隔离开关操作时，触头间产生一系列电弧过程。
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