Safety in Coal Mines 2005 Issue 4 Design of Selective and Fast-tripping Over-current Protection for Underground Coal Mine 6～10kV Electric Network

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Safety in Coal Mines
1003-496X
2005 Issue 4

Design of Selective and Fast-tripping Over-current Protection for Underground Coal Mine 6～10kV Electric Network
DU Sheng-hua;WANG Tuo;ZOU You-ming;CHEN Shu-hong

..............page:1-3

Working Faces Gas Drainage Technology in Extraction Infancy
FANG You-xiang;ZHANG Xiang;LI Zhong-hu

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

Evaluation of Gas Drainage Effect and Gas Resources in Baijigou Coal Mine
LI Xiang

..............page:7-8

Practice of Gas Drainage Technology in Tunlan Coal Mine
fan shao wu ; yang xiao hong ; zeng kang sheng ; pang deng yu

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

Analysis for Gas Emission Rules in Gassy Full-mechanized Driving Faces and Treatment
MA Qin-zhen

..............page:11-13

Comprehensive Controlling Gas Technology in W3410 Plough Faces
XU Zhao-chun;LIU Jin-long;NI Chen-wu

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

Controlling and Treatment of Spontaneous Combustion Hidden Trouble during Suspension of Mining Work in Full-mechanized Faces
HE Ji-chun

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

Technology Practice of Preventive Fire on Extraction Tunnel of Full - mechanized Sublevel Caving in Coal Seam Prone to Spontaneous Combustion
wang ke jie ; li shi ming ; di xin xian ; zhang ji lin

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

Application Practice of Straight Pressure Equalizing Technology of Auxiliary Ventilator
WEI Wen-zhu

..............page:19-20

Determining Distribution State of Faces Temperature and Humidity Source by Element Methods
yang sheng qiang ; wang feng ; wang lei ; yu bao hai ; chen an ming

..............page:21-23

Analysis and Research on Water - outburst Disaster Geological Condition in NO.13 Coal Mine of Pingdingshan Mining Group
YU Hui-guang;GUO De-yong;FAN Jin-yu

..............page:24-27

Application of Frequency Translation Technology in Mine Ventilation Management
TIAN Jing-wu;MA Cong-lin

..............page:27-29

Application of Anti-flaming Integrity Core Belt Instead of Steel Cable Core Belt
LI Jian;SUN Fang-gang;HUANG Qing-xi

..............page:30-31

Development of A New Type Device for Checking and Measureing Belt Slide
XUE Jun-rong

..............page:32-34

Influence of Coal Seam Mining to Water - outburst in Bottom
CHEN Gang;WANG Qiong;DU Fu-rong

..............page:34-36

Corrsion Mechanism Analysis of Concrete
LIU Yi-fang;NING Bao-kuan

..............page:37-38

Optic Fiber Methane Sensor for Mine
YIN Jian;LIU Jun-bo;LI Xue-1ai

..............page:39-41

Probing into Relevant Issues of Carrying Out 《 Coal Mine Safety Rules》 Terms on Auxiliary Ventilation of Sublevel Caving and Driving Faces
GUO Fan-jin

..............page:42-43

Insisting on People Foremost and Strengthening Troops of Gas Checking - up Building
YAO Ming-sheng

..............page:44-46

Discussion on Construction of Coal Mine Safety Management Dimensionality Mode
yi guan yong ; li ming chun ; chen shou ze ; wang hong qing

..............page:47-49

Analysis for Social Function of Actualizing Mine Production Safety Symbol Management
LING Wei-ming

..............page:50-52

Discussion on Instruction and Learning of Coal Mine Safety Technology Training
GUO Min

..............page:53-55

Accident Reason Analysis of Roof Falling when Driving Faces Across Protective Coat Severing Line and Countermeasure
SHEN Lei;LI Qing-yuan

..............page:55-57

Occurring Conditions of Oversize Coal and Gas Outburst Accident and Keeping Away Measures
CHEN Jia-Xiang

..............page:58-60