Safety in Coal Mines 2009 Issue 7 Numerical Simulation on Double Tailing Gateways Applied to Gas Control of Fully-mechanized Caving Mining Face with Extra Long Mining Length

Numerical Simulation on Double Tailing Gateways Applied to Gas Control of Fully-mechanized Caving Mining Face with Extra Long Mining Length
WANG Cheng;YANG Sheng-qiang;XU Jia-lin;ZHANG Xiang-shan

..............page:1-4

Three-Phase Foam Device for Controlling Spontaneous Combustion of Coal
LIANG Xiao-yu;WANG De-ming;QIN Bo-tao

..............page:5-7

Experiment Study of Burst Tendency of Coal and Rock Layers at Tangkou Coal Mine
LIU Zeng-ping;LIU Wen-ban;WU Long-quan;LU Shi-ban

..............page:8-10

Analysis on Key Factor of Surface Subsidence by Numerical Simulation in Replacement Mining
FANG Lei;GUO Guang-li;ZHA Jian-feng;WU Bin

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

Numerical Simulation of Directional Fraction Controlled Blasting in Rock
YANG Ben-shu;JIANG Lin-lin;YANG Guo-liang;CHEN Gang

..............page:14-16,19

Application of Roadway-partition Drainage Technology for Outburst Prevention in Heading Faces
WANG Xin;ZHANG Zhi-yu;LU Hai-long

..............page:17-19

Gas Comprehensive Controlling in 3101 Face of Shangzhuang Coal Mine
NIAN Jun;HUANG Yu-xi;GUO Guang-ming

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

Practice of Overlying Adjacent Coal Seam Gas Drainage by Lower Borehole
LI Rong-qiang;SHEN Zi-min;WANG Ju-sheng

..............page:22-24

Evaluation of Gas Pre-drainage Time Reasonably of 3' Coal Seam in Mazhai Coal Company Ltd.
LI Shou-guo;LIANG Feng-ting;YUAN Dong-liang

..............page:25-28

Using Measuring Radon Method to Detect Spontaneous Fire Location in Bayili Coal Mine
ZHANG Xin-hai;NIU Heng;FEI Jin-biao

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

Technology of Monitoring and Preventing of Spontaneous Combustion in Gassy Coal Seams
FENG An-xiang;MA Li;FANG Chang-cai

..............page:31-33

Ways of Spontaneous Combustion Prevention during Long-term Stop Production in Gob of Full-mechanized Caving Face
ZHU Da-zhi;XU Hong

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

Thick Coal Seam Spontaneous Combustion Prevention and Controlling in Coal Pillar Recovery Full-mechanized Caving Face
WANG Xian-fu;LI Qi-ming;SUN Ping-yuan

..............page:37-39

Technology of Gas Burning Prevention in Borehole
LI Gui-yun

..............page:40-42

Measurement of Water Prevention in Thin Bedrock Face and Practice of Safety Mining
WANG Fu-qing;ZHANG Yan-qing;WANG Bao

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

Substance Exploring Application of DC Electrical Method to Head Working Face in Wangxingzhuang Coal Mine
WANG Goug-zhong;ZUO Qiu-ling

..............page:45-47

Application of Pipe Shed Support Technology Underground Donghuantuo Coal Mine
WANG Yi

..............page:48-50

Study on Surrounding Rock Strata Behavior Regularity of Gob-side Entry Retaining
LIU Yun-gang;YANG Wen-hua;SUN Quan-fa

..............page:51-53

Wireless Card Reader Underground Coal Mine Based on Zigbee
LI Xiao-gang

..............page:54-57

Discussion on Gas Controlling of Gassy Regional in low Gas Mine
YU Hui-hua;XIE Gui-sheng;SHI Yan-fu

..............page:83-85

Fuzzy Synthetic Evaluation of Thermal Environment of High Temperature Mine Based on Heat Hazard Effects on People
ZUO Qian-ming;CHENG Wei-min;MIAO De-jun

..............page:86-89

Analysis of Application of Refuge Chamber Underground Mine
ZHANG En-qiang;WANG Li;LIU Ming-yang

..............page:90-92

Surrounding Rock Activity Regularity of Gob-side Entry Retaining with Different Roof Condition
KAN Jia-guang;ZHANG Nong;ZHENG Xi-gui

..............page:93-95

Discussion on Construction Technology for Improving Blasting Effect and Forming Quality of Rock Roadway
SUN Long-kun

..............page:95-97

Test and Analysis of Power Quality of Coal Mine Power Network and Controlling
CAI Xiong-yan;LI De-chen

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

Analysis and Practice of Noise Reduction and Cooling of Hoist House
DING Zhao-zhoug;ZHANG Du-xing

..............page:100-102

Main Controlling Geologic Factors on Production of Coalbed Methane from Vertical Wells in Encun Coal Mining Area
NI Xiao-ming;SU Xian-bo;WANG Qing-wei

..............page:79-82

Using Gas Geology Rule to Guild Outburst Prevention Practice in Luling Coal Mine
ZHOU Wei-jun

..............page:77-78,82

Statistical Properties of Coal and Gas Outburst and Countermeasures in Recent Years
LIU Ming-ju;MENG Lei;WEI Jian-ping

..............page:73-76

Character of Coal and Gas Outburst and Main Controlling Factors in North Shaft of Liziya Coal Mine
LI Pu;ZHANG Zi-min;CUI Hong-qing

..............page:69-72

Optimization Design of Leakage Protection for Comprehensive Protection Device of Illuminate S
WANG Hai-yang;WANG Miao;ZHANG Shun

..............page:66-68,72

Study and Application of Timing Optically Controlled Automatic Sprinkling Device
JIN Xiao-han;XIONG Yun-wei;GUO Sheng-jun

..............page:63-65

Design of Temperature Controller Based on AT89C55WD
CHEN Qiang;LI Zhe;ZHANG Yan

..............page:60-62

Design of Intelligent Device for Coal Mine Flameproof Transformer Performance Detection and Inspection
ZHANG Xu;WANG Ran-zhi;WANG Dan

..............page:57-59

Establishing "Five Talking" Safety Idea Firmly to Grasp Coal Mine Safety Production Work Well
SUN Yun-ling

..............page:126-128

Improving Mine Safety Harmonious Development Depending on Science and Technology Innovation
MO Ji

..............page:123-125

Countermeasure Analysis on Mechanism Design about Small Coal Mine Rectify and Closing
HU Tian-bao;HUANG Chuan-wen

..............page:120-122

Key Question about Information Obtain in Coal Mine Disaster Accidents and Countermeasure
MAO Zheng-li;YAN Ji-tao

..............page:118-120

Study on Risk Forecast Model for Busywork Locale of Coal Enterprise
TIAN Dong-mei;YAO Jian;JIANG Zhang-an

..............page:114-117

Liability for Administrative Omission in Mine Disaster
ZHU Fu-juan

..............page:111-113

Analysis of Hoist Rope Climbing and Rope Bite and Countermeasures
HUANG Yu-guo

..............page:108-110

Correct Method of CH4 Sensor Calibration
WANG Zhi-yang;CHEN Huai-xin;LIU Shou-hua

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

Hazard of Power Network Harmonic on Coal Mine Equipment Running and Controlling
TANG Chang-hua

..............page:103-105