会议论文相关报告英文版.pptx

Waterheads Agent
Mining activities Agent
Prevention measures
Interaction in population
System boundary
Feedback mechanism
Population evolution
Channels Agent
CUG
INTRODUCTION
Coal mine water hazard cognizance
-Is a complex and adaptive phenomenon -Possess nonlinear dynamic characteristics
Prevention methods of coaFra Baidu bibliotek water-inrush
Water balance incontrollable
Drainage invalidation
Risk assessment
Prediction
Coal mine water hazards Formation
Prevention
Prevention technique
CUG
EVOLUTIONARY Model
Deficiency of the traditional method
-Failed to describe the nonlinear dynamic phenomena -Not studied on the view of system science
The creative points of the thesis
CUG
SIMULATION Processes
Simulation interfaces in NetLogo
Tchwaonndeiml aernesaio、nmalianrineag
is divided into four parts: water area、 activity area & drainage area. Change
Evolutionary Model of Coal Mine Water Hazards Based on Multi-agent
Chengzhu Gong , Lanlan Li , Kejun Zhu , Yanhui Gao China University of Geosciences, Wuhan 2011-9-30
Water-inrush principle & Energy accidental release & Human error theory
Unsafe acts
· Drilling · Mining
Unsafe conditions
· Water accumulation · Channels activation
Agents interactive in the model.
Drainages Agent
CUG
SIMULATION Processes
Simulation platform : NetLogo Parameters setting
-Water sources rank : [0-5] -Channel permeability : [0-1] -Mining activity: #workers*N -Drainage ability: base on water volume -Iterations:5000
CUG
CONTENTS
Introduction Evolutionary model of coal mine water hazards Simulation with NetLogo Conclusions
CUG
INTRODUCTION
Coal water-inrush accidents increasing
Coal mining water hazards
Water Channel Mining activities Drainage and emergency measures.
CUG
EVOLUTIONARY Model
Agent-based model of coal water-inrush
Unreasonable drainage measures
· Minesump & Equipment overload · Technical defects, Management fault
Incentive
Energy liberation
Abnormal water inflow increase
-Water bursting coefficient 、Vulnerability index method -Critical layer analysis、Fault tree analysis -GIS、DC、TEM & Information fusion analysis
CUG
INTRODUCTION
Evolution mechanism of coal water-inrush
Mining activities Hydrogeology Prevention technique
Incentive Waterhead Channels Drainage
Coal mining water hazards traits
-Coal mines are in complex hydro-geological conditions -Extension of coal mining depth -Coal demand constantly increasing
Prevention of coal water-inrush are renewed attention
-Solving bycomplex systems theory &methods -Using Agent-based modeling and simulation(ABMS)
CUG
EVOLUTIONARY Model
Formation mechanism of coal water-inrush