Electric Engineering 2002 Issue 3 New Applications of Earth Leakage Protective Device

New Applications of Earth Leakage Protective Device
zhao zheng guo

..............page:47-47

New Electricity-saving Silencer
shi ding liang

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

Lessons from Technical Modification of Earth Leakage Breaker for Fault Elimination
zeng hui qiang

..............page:47-47

Faults in Parasitic Return Circuit
meng xiu ying ; jiang quan hong ; zhang sheng ge

..............page:46-46

Preventive Measures against Maloperation in Earth Leakage Protective Device
yang xiu zhen ; ju chuan wen

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

Test of Sulfurate Isolator for Conductive Parts
zhao li sheng

..............page:43-45

Application of ABB Soft Starter in Electromotor Start
chen shao juan

..............page:42-42

VHDL Design of Virtual Intelligent Frequency Meter Based on CPLD
song yue ; zhou ming hui

..............page:41-42

New Intelligent Monitoring Apparatus for High-Frequency High-Power Switch Supply Source
wu xing hua

..............page:40,46

Remote Intelligent Image Monitoring System for Moving Objects
deng shu guang ; liu zuo qiang ; lei xiao feng

..............page:25-26

Measurement of Rotary Roll Surface Temperature
tan kai zhong

..............page:24-25

Control System of Stepping Bottom-heating Furnace
chen xiao feng ; chen xiao zuo

..............page:22-23

Power Source Planning for LSC
chen hua ; li ri long

..............page:20-21

The Application of Sliding Windows in data communication of real-time grid harmonic wave analyzsis system
sun guang ; zhao zhi min

..............page:4-5

Infrared Fault Diagnosis Specialist System for Power Voltage Transformer
zhang qi qing ; lv hou yu ; huang xuan fa ; tang kun ming

..............page:6-7

Countermeasures against Non-Electricity Protection Maloperation in Transformers
yu zhou chun ; su wen bo

..............page:8-8

Test of Voltage Transformer under Non-nominal Condition
yu hong ; lv feng

..............page:9-10

Power Factor Measurement and Control of Synchronous Electromotor
jia wen zuo ; li hong xin ; wang shu yan ; chen yong feng

..............page:10-11

Control Method for PV System Operating on line with Power Grid
zhao wei ; yu shi jie ; shen yu liang ; su jian hui

..............page:12-13

Power Factor Measurement when Grid Wave is Distorted
wang li na ; su mei ; fu qing ; luo an

..............page:13-14

The Prospect for Application of Current Differential Protection in High Voltage Line
li yan ; zhang zhe ; chen de shu ; yin xiang gen

..............page:15-16

Modification of relay Protection System in Large-scale Pump Station
lv jian ping ; zhang shun lin

..............page:17-18

Installation of Grounding Hoop for Medium and Low Voltage Insulated Distribution Line
zhou ren cai

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

ABB Low Voltage Superhigh Capacity Distribution Technique
fu guo lu ; yang quan fu ; wei xiao jun ; di hong tao

..............page:19-19

New Leak Stoppage Tool for Secondary Terminal in Oil-im-mersed Type Voltage Transformer
fang qia xiong

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

Electric Control of Shuttle Distributing Device
zhou jian hong

..............page:50-50

Causes of Faults in Accessories to 6～10.5KVXLPE Cable Power Supply Line and Remedial Measures
gai sheng ; wu en bai

..............page:51-52

Design Selecting and Application of precast branch Cable
yang wei jie

..............page:53-54

Simple Method of Making 500V Cable Intermediate Connection
wang min

..............page:54-54

New Product

..............page:55-56

Low Voltage Electrical Apparatus

..............page:57-58

min qi ying dui " ru shi " zhi ce -- zhong zai pei yu he xin jing zheng li
nan cun hui

..............page:59

Modification of A German Radio-frequency Admittance Level Meter
tang quan sheng

..............page:38-39

Self-control Design of Unwinding and Store for Full-automatic Fibre Cord Fabric Cutting Machine
peng yue xiang ; ji wen gang ; fu xiao mei ; li tie xiang ; zhang li xin ; wei wen yuan

..............page:36-37

OMRON Laser Displacement Transducer
liao chang chu

..............page:35-36

Yasukawa 616 G5-based Stepless Speed Change of Bridge Crane
zhang san bao ; li jian yue

..............page:33-34

jian ce igbt guan hao huai de jian yi fang fa
sun mao song

..............page:32

Frequency Constant-voltage Water Supply System
zhang yu jun ; ma yue hui

..............page:32-32

Using Siemens DC Speed-regulating Device for Old Machine Tool Modification
zhu xiao hua

..............page:31-31

Human Simulating Intelligent Combined Control for Electric Heating Stove System
gong fei ; wang yong zuo

..............page:29-30

Design of Fuzzy Controller for Electric Mini-car Driving System
wan pei lin ; zhang zhi yuan ; li shan ; xiao zuo zuo ; he li ; tu qiao ling

..............page:27-28

Letters and Reply

..............page:60-61