Colliery Mechanical & Electrical Technology 2008 Issue 4 Control Methods of Pre-tightening Force in Threaded Connection

Control Methods of Pre-tightening Force in Threaded Connection
XUE Tong-long

..............page:83-84

Measure of Precise Electric Current Base on LM3824
YANG Jian-ping

..............page:84-85

Development and Application of Bi-directional Roller Personnel Protective Device on Belt Conveyor
FU Gui-xiang;WANG Wu-yi;ZHOU Bao-sheng;DU Rui

..............page:86-88

Special Shield Support Applied to Fast-Withdrawing Mining Face
ZHAI Gui-wu

..............page:89-91

Analysis on the Structure of Inner Telescopic Girder on ZY9400/28/62 Powered Support
GAO Yu-bing

..............page:80-82

Discussion on Two Types of Crawler-tread
LI Chun-ying;ZHAO Rui-ping

..............page:79,82

Research on Gear Speed Increaser for Low Speed and Heavy Load
QIAN Li-quan

..............page:77-78

Testing Analysis of Safety Performance of Drum Brake
ZHANG Bo-chao;LI Feng

..............page:75-77

Analysis of Abrasion Characteristic and Countermeasure for Circulating Fluidized Bed Boiler
LI Ming-wen

..............page:73-74

Discussion on Adjusting Gradation of Overcurrent Protection for KBZ-400 Vacuum Feeder Switch
HE Zong-ming;REN Xia;REN Feng-ling

..............page:70-73

Application of IGCT to Frequency-modulated Speed-control System on Mine Hoist
LAN Yun;ZHANG Li

..............page:67-70

Experiments on Automatic Control System for Power Factor of Asynchronous Motor
LIU Gui-fen;ZHANG Ji-hua;MENG Qing-chun

..............page:64-66

Discussion of Enterprise Systems Accelerated by Information Transformation
XIN Jun-li;ZHANG Yong-jie;JIANG Guo-you

..............page:61-64

Application of Hilbert Transform to Gear Fault Diagnosis
ZHANG Xin-cheng;HUA Wei;CHEN Dong-hai

..............page:59-60,63

Databases Design of Faults Diagnosis for Distribution Network
AN Wen-dou

..............page:1-3,6

Development System for Cutterhead of Shield Machine Based on Virtual Prototyping Technology
WANG Qiang;SHI Yu-huan;SHI Yu-ping

..............page:4-6

Research of Localization Underground Coal Mine Based on WSN
WANG Shuai;WANG Dan;YANG Li-jun

..............page:7-9

Mechanical Analysis and Structural Optimization of Shearer Ranging Arm
YANG Rui-feng;ZANG Huai-qing;CHENG Wen-guang

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

Soft-starting Control System Based on dsPIC30F3011
NIU Xin;LI Hong-fei

..............page:12-14

Visual Study of Cutting Drawing for Continuous Miner
LI Xiao-huo;MA Xiao-hong

..............page:15-16,20

Realization of Intelligent Protection for Mine Flameproof High-voltage Switchgear Based on DSP
CHEN Xing-wen;LIU Yan

..............page:17-20

Feedback Control between Cutting and Traction Units of Continuous Miner based on PID
HOU Lin

..............page:21-24

Method of Building Dynamic Mathematic Model for Automatic Hydraulic Pressure and Take-up Equipment
WANG Xi-fa;WANG Xiao-li;LIU Chang-wei;WANG Ying-xiang

..............page:24-26

Research and Application of Buffer Circuit for Large Power Three-level Convertor with IGCT
Ke Yong;Tao Yi-bin;Zhong Guo-ji

..............page:27-29,32

Diagnostic Prediction for Motor Fault Based on Grey Theory
WANG Xin;LI Jing

..............page:30-32

Design and Research of Nodal Facilities Based on ZigBee Technology in Colliery Monitor System
ZHANG Zhi-bin;RAO Mei-li

..............page:33-36

Method and Devices of Line Selection to Earth Fault in Mine 6kV Power Net
LI Yong-xue;SONG Jian-cheng

..............page:36-38

Optimal Design of Tubular Linear Induction Motor Based on Genetic Algorithm
KANG Yan-qin;SHANG GUAN Xuan-feng;XIAO Jia-le

..............page:39-41,45

Application of Centralized Control System for Compressor
ZHAO Zheng-hua;LI Ming-hang;LIU Xiao-ping;LI Lin

..............page:91-93

Application of High Voltage and High-power Converters to Main Mine Ventilator
HUO Hong-yi;WANG Tao;BAI Hong-feng;WANG Ke-zhi

..............page:94-96

Experiment and Application of 4-Quadrant Intelligent Speed Control by PLC Frequency Conversion
ZHU Zheng-bao;YAN Shi-zhong

..............page:96-98

Faults and Treatment of Winder Brake System
SUN Lin-you;AI Jun-you;LIU Shu-hua;LIU Lian-jun

..............page:98-99

Precise Cubature for Fluid Coupling
XIE Fu-zhi;LI Lian-jian

..............page:100-101,103

Method of Analysis and Treatment for Screw Compressor Faul
QIN Pei-jun

..............page:102-103,105

Application of High-voltage Liquid Resistance Soft-starter to Large Synchronous Motor
LUO Yi-zhong

..............page:104-105

kuang yong ge bao xing zhen kong ke ni dian ci qi dong qi de gai jin
zuo qi hong

..............page:106-107

ji yu controlnet wang luo de mei kuang cai qu bian dian suo jian kong xi tong
jia zhong dong ; zhao liang

..............page:107-108

tong bu dian dong ji li ci dian kong de gai jin
li wei sheng ; chen dian xing ; zhao yong gang

..............page:108-109

dian ye bi li fa zai ti sheng ji zhi dong xi tong zhong ying yong
jiang zai shan

..............page:109-110

Positioning and Tracking System of Mine Locomotive
LIANG Jun;DUAN Li-hua;WANG Yu-feng;CHE Xiao-li

..............page:57-58,63

chang ju li xie jing ding bu guan dao fu she fang fa
zhu ze xiang ; zhang feng ; wu ren xiang

..............page:110-111

mei kuang qi dong duan cheng tui che zhuang zhi
cheng xiao zhi ; wang you feng ; gai feng lan

..............page:111-112

hai yu er cai mian zi dong fang ding mei she bei xuan xing
lin mei hua ; yu yong xue ; wang ke ming ; wang xing jia

..............page:112

san ruan mei ceng zong fang gong zuo mian ye ya zhi jia de she ji yao qiu
qian yu jun ; ran yu zuo ; fan jun

..............page:113-114

kuang jing gao ya dian ji wen du jian kong bao jing yi
li hong qi

..............page:114

Wireless Intelligent Environment Monitoring System Based on PIC16C74
CAO Ru;GUO Ying-biao;JIN Gang

..............page:42-46

Development of ZMY550/165 Spiral drilling Shearer
WANG Guang-yi;DING Rui

..............page:46-47

Development Status of Reverse Engineering for Electro-mechanical Product
LI Hai-yan;TAN Guang-yu;ZHAO Han-qing;LI Hai-bao

..............page:48-49

Discussion on Rim Coefficient YB of National Standard GB/T3480-1997
MAO Wei-peng;JIANG Gen-hua;YUAN Min

..............page:50-51,54

A New Device for Heating Food in Coal Mine
GAO Jian-chao;YANG Liang;CUI Li-bo;WANG Xiao-li

..............page:52-54

An Advanced Hydraulic Pump/Motor Tester for Mine
RUI Feng;LI You-ce;ZHANG Zhi-sheng

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