Electric Engineering 2009 Issue 4 S7-400 PLC Used in Oil Treatment System

S7-400 PLC Used in Oil Treatment System
Zhu Jifeng

..............page:1

Design of Probe Positioning System
Xu Zimin;Li Xiaomin

..............page:3

Implementation Method of Merging Unit Based on FPGA
Huang Canying;Li Shengjian

..............page:71

Analysis of 1 1OkV System Voltage Vanish Accident
Han Jian

..............page:73

Analysis on Problems of American Box Transformer Application
Chen Qiuhong;Wang Zheng

..............page:75

Cause Analysis of Operation Box Signal Lamp Abnormal Flashing
Wei Bin

..............page:69

Cause Analysis of Pointer-Type SF6 Density Controller Indication Fluctuation
Lu Ziqiang

..............page:67

Detect of Substation Distribution Space SF6 Gas Leakage
Qi Hong

..............page:65

Several Methods of Calibration Motor Loss of Excitation Protaction Asynchronous Impedance Action Value
Zhang Ji;Liu Ya

..............page:63

Starting Analysis of Large Electrical Motor
Fang Xunqiang;Cheng Yunyun;Wang Xinhua

..............page:61

Design of Pickup Coil in Non-contact Power Transmission System
Lu Xiaodong;Nie Yixiong

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

Design of Multi-Functional Electric Platform Balance Based on LPC2103
Zhu Xiubin

..............page:56

Industrial Wireless Local Area Network
Tang Shiyou

..............page:55

Design of Inverter Control Scheme Based on EXTR Instructions
Qian Zhiyong

..............page:53

Paper Machine Indirect Tension Control Based on ACS800 Inverter
Hui Hongzhong;Chen Lian;Xiao Mingyun

..............page:51

Improving PROFIBIS Bus under Strong Interference Using Siemens OLM
Yang Dawei

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

Field Bus Technology: Profibus-DP Used in Tension Leveller of Continuous Casting Machine Control
Ke Dong

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

Research of Star Basin Edge Smoothing Machine NC Programming Based on R Parameter
Zhang Mingde;Zhang Weiqing;Yang Junfeng

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

Digital Substation Protective Debugging
Shi Lei

..............page:44

Analysis and Improvement of Transformer Protection Action
Fang Xuelian;Wang Boyang

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

Operation Management of County Power Communication Optical Fiber
Guo Yusong;Cai Dengrong;Dai Xiusong

..............page:40

Fault and Treatment of Power Plant Communication System
Xiao Zhaosen

..............page:38

Principle and Maintenance of High Frequency Switching Communication Power Device
Zhang Yidong

..............page:35

Calculation and Selection of Engineering Construction Power Supply
Zhang Junyi;Zhang Yujie;Liu Weidong

..............page:33

Dynamical Type EPS Power Used in Chemical Production
Zhu Shuwen;Feng Yeliang

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

Research of Novel None Communication Traveling Wave Protection Scheme
Liu Yanmin;Tai Nengling;Wu Wenxuan

..............page:27

Analysis and Treatment of Power Grid Icing Accident
Zhao Yongsheng;Wang Furong;Zhao Dekui

..............page:24

Data Treatment Method of PEA Space Charge Measurement Waveform Restoration
Mo Zusen;Li Haiping;Huang Shumng

..............page:21

The Impact of Transformer's Low Voltage Side Outgoing Line Short Circuit on Power Grid
Li Xiaowei

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

Timing Design in Cable Fault Locator
Xu Lirong

..............page:17

Generator Rotor Grounding Protection Device Based on M-SP430
Cheng Shiming

..............page:15

Method of Suppression Arc Grounding Over-Voltage Hazard
Gu Yihua

..............page:13

Research and Development of Sewage Treatment Plant Automatic System
Chen Haihan;Cai Peng;Du Xueqin

..............page:11

Schneider PLC Used in Jinan Iron and Steel Group AV-71 Blower Unit Control
Mao Weifeng;Bian Xinliang;Zhu Xiaoli

..............page:9

Accelerating Agent Flow Automatic Control System Based on PLC
Xu Feng

..............page:7

PLC Used in Coal Blending System for Power Plant
Na Hongbo

..............page:5

Fault Analysis of low Insulator Resistance after Transformer Overhaul
Cao Rong

..............page:77

Analysis of Chemical Electrical Equipment Trip Accident
Luo Weihua

..............page:78

Analysis of Assist Contact Cutting Tripping Current Caused Three Phase Missed Trip
Liu Mingming;Xu Hongyan

..............page:79

Cause Analysis of Beiliao Substation Main Transformer Differential Protection Malfunction
Feng Zuobiao

..............page:81