title of the thesis - Department of Geology - Queen's University
title of the thesis - Department of Geology - Queen's University
title of the thesis - Department of Geology - Queen's University
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;===== set initial stress conditions ==============<br />
;==========================================================<br />
bound stress -102.70,0,0 range -1,1 0,1564.64<br />
bound stress -102.70,0,0 range 1563.64,1565.64 0,1564.64<br />
bound stress 0,0,-73.43 range 0,1564.64 -1,1<br />
bound stress 0,0,-73.43 range 0,1564.64 1563.64,1565.64<br />
insitu stress -102.70, 0, -73.43<br />
INITIAL sxx -102.70<br />
INITIAL syy -73.43<br />
INITIAL szz -83.43<br />
;==========================================================<br />
;===== Set boundary velocity to zero ==============<br />
;==========================================================<br />
BOUNDARY yvel=0.0 range 0,1564.64 -1,1<br />
BOUNDARY yvel=0.0 range 0,1564.64 1563,1565<br />
BOUNDARY xvel=0.0 range -1,1 0,1564.64<br />
BOUNDARY xvel=0.0 range 1563,1565 0,1564.64<br />
;==========================================================<br />
;===== time steps =================================<br />
;==========================================================<br />
hist unbal<br />
hist xvel(50,50)<br />
hist yvel(50,50)<br />
hist xdisp(50,50)<br />
hist ydisp(50,50)<br />
;<br />
SOLVE step 7000<br />
set plot po color<br />
plot hold sig1 fill bl<br />
;END<br />
E.5 Case 3: Increased Principal Stress Ratio (Elastic Model)<br />
;----------------------------------------------------------<br />
;---- ----<br />
;---- 7400L UDEC MODEL ----<br />
;---- Elastic Stress Ratio K=2 ----<br />
;---- ----<br />
;----------------------------------------------------------<br />
;<br />
round 0.5<br />
set edge 5.173<br />
;==========================================================<br />
;===== define block ===============================<br />
;==========================================================<br />
block material 1 0,0 0,1564.64 1564.64,1564.64 1564.64,0<br />
;==========================================================<br />
;===== define excavation ==========================<br />
;==========================================================<br />
crack (670.56,793.496) (670.56,815.848)<br />
crack (670.56,815.848) (726.44,832.612)<br />
crack (726.44,832.612) (815.848,832.612)<br />
crack (815.848,832.612) (815.848,843.788)<br />
crack (815.848,843.788) (877.316,843.788)<br />
crack (877.316,843.788) (922.02,804.672)<br />
crack (922.02,804.672) (922.02,787.404)<br />
crack (922.02,787.404) (888.492,773.007)<br />
crack (888.492,773.007) (888.492,736.410)<br />
crack (888.492,736.410) (866.14,726.44)<br />
194