Relay 2010 Issue 6 Application of wavelet transforms denoising in acoustic emission detection of polluted insulator discharge

Application of wavelet transforms denoising in acoustic emission detection of polluted insulator discharge
li hong ling ; wen xi shan ; shu nai qiu ; yao gang

..............page:56-59

Sensitivity evaluation of sensitive equipment based on fuzzy failure criterion due to voltage sags
chen ping ; yang hong geng ; xiao xian yong

..............page:8-11,17

Improvement of current protection method for ultra short incoming line and feeder on switching station
dong zhang zhuo ; duan xin

..............page:80-83

Abnormal phenomenon discrimination method of DC parasitic loop for substation
yuan cheng ; sun yin quan ; lei zhong qiang ; zuo neng ling

..............page:137-140

Design and implement of conformance test system for sub-station based on IEC61850-9-2 LE
li guo jie ; zhang dan ; deng qing chuang ; hu liang

..............page:115-118

Discussion on the online monitoring for non-solidly grounded system power line based on a temporary disturbance injection
wang xin chao ; su xiu ping ; zhang li li ; li jian

..............page:141-145

Response and protection of DFIG system under three-phase short circuit fault of grid
guo jia hu ; zhang lu hua ; cai xu

..............page:40-44,48

Design and implementation of a device for acquiring leakage current on polluted high voltage insulator
zhou xing zuo ; wang zuo ; ni ping hao ; chi zuo wei ; jiang fu liang

..............page:100-103,114

Research and manufacture of merging unit based on IEC 61850-9-2
zhao ying bing ; zhou shui bin ; ma chao yang

..............page:104-106,110

Reconstruction of the 500 kV substation integrated automation system in operation
huo jian bin ; wu guo pei ; huang xin

..............page:133-136,145

Application of resample phase shifter technique in process layer IED
zuo zhi hui ; hu yan min ; zhou li juan ; ma chao yang

..............page:64-66,71

Research situation of 110 kV smart substation technology
pang hong mei ; li huai hai ; zhang zhi zuo ; zhou hai yan

..............page:146-150

New detecting method of harmonics and reactive currents in single circuit without phase lock loop
lv xiao qin ; zhang xiu feng ; zhang chun jun

..............page:45-48

Development and application of transmission line inspection system in Tianshengqiao Bureau
liu geng sheng ; zheng yang liang ; ran xue bin

..............page:129-132

A scheme for realization of spare power automatic-switching-device in a ring net
tian yuan ; shi kai li ; xing tao ; cao yi zhong ; zhang zheng qin

..............page:67-71

Study on secondary arc current of UHV line using HSGS
wu jian ling ; zhang si ; zhang yi ; pan shao liang ; pan hong wu ; wu guo ying ; zhou hao

..............page:52-55

Parameter estimation of voltage flicker based on Hilbert transform and Pisarenko harmonic decomposition
wei xiao zuo ; xu yong hai ; guo chun lin ; xiao xiang ning

..............page:26-29,34

Shafting torsional protection system at Shangdu power plant
chen da yu ; zhao yong lin ; liu quan ; zhang yuan qu ; xie xiao rong

..............page:122-125

Application of current differential protection for T connection transmission lines
li rui sheng ; he yao feng ; fan zhan feng ; cao li zuo

..............page:119-121,125

A calibration system for electrical transformers with analog output
guo wei ; zhang hong chao ; yu chao hui

..............page:49-51

Research and application of improved morphological Haar wavelet in transmission line fault location
cheng le xiang ; li yang ; tang zuo

..............page:30-34

The power moment method for radial distribution network reconfiguration
dong jia du ; huang qing ; huang yan quan ; shi hua wei

..............page:22-25

Research of reactive power optimization control in distribution networks based on genetic algorithm
li jing ; wang su hua ; gu cai lian

..............page:60-63

Research on remote centralized monitoring technology in urban distribution substation
zheng rui chen ; yan dong sheng ; zhang fu gang ; li he min

..............page:126-128,150

Configuration-based software protection test platform
shao feng rui ; wang ming yan

..............page:72-75

Research on de-blocking/blocking operation in ±800 kV UHVDC system
li shao hua ; liu tao ; su yun ; zuo peng ; shi lin ; yang jian ; feng lei

..............page:84-87

Application of image recognition technology in electrical equipment on-line monitoring
zhang hao ; wang zuo ; xu li jie ; qin huan ; liu ming

..............page:88-91

Theoretical line loss calculation on medium voltage distribution with dynamic reactive power compensation devices
liu jia qing ; zhang zuo ; zhang jian

..............page:92-95,140

Design of collector for wireless electrical meter reading system based on TinyOS
niu dou ; wang zuo zuo ; yao yan yan ; pu yong xing ; zhang bing

..............page:96-99,118

Design and research on a novel UFLS device based on MCF52235
tang li jun ; yu chu zhong ; zhang qing ; xiong wei

..............page:107-110

Fault diagnosis of HV transmission lines based on wavelet singular value and support vector machine
gao cai liang ; liao zhi wei ; yue zuo ; huang shao xian

..............page:35-39,51

Study on multi-objective reactive power optimization based on genetic algorithm with adaptive weight
chen de yu ; zhang ren zhong ; shen ji hong ; gao shi wei

..............page:1-7,25

Application of a new method in the cable monitor wire protection
chen kui ; sun chang qing ; zhang li ; tang zuo

..............page:76-79,83

Impedance-traveling wave assembled algorithm of one-terminal fault location for transmission lines
zheng xiu yu ; ding jian yong ; huang na

..............page:18-21

Design of electric power faulted signal analyzing device based on virtual instrumentation technology and wavelet denoise
xiao jun ; wang can ; wang xiao lan

..............page:111-114

The study on six phase sequence distance relay protection scheme for double-circuit lines on the same pole
meng yuan jing ; zuo an he ; li rui sheng ; hu jia yue

..............page:12-17