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 />
;***initial hydrostatic stress***<br />
INITIAL sxx -85<br />
INITIAL syy -85<br />
INITIAL szz -85<br />
;***rollers with compressed boundaries***<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=0.000001 range -1,1 0,1564.64<br />
BOUNDARY xvel=0.000001 range 1563,1565 0,1564.64<br />
;insitu stress -102.70, 0, -73.43<br />
;==========================================================<br />
;<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 />
SOLVE step 5000<br />
set plot po color<br />
plot hold sig1 fill bl<br />
E.8 Tectonic Loading Model (Plastic Model)<br />
;----------------------------------------------------------<br />
;---- ----<br />
;---- 7400L UDEC MODEL ----<br />
;---- PLASTIC TECTONIC LOADING MODEL ----<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 />
crack (866.14,726.44) (838.2,737.616)<br />
crack (838.2,737.616) (815.848,771.144)<br />
crack (815.848,771.144) (815.848,782.32)<br />
crack (815.848,782.32) (748.792,782.32)<br />
crack (748.792,782.32) (743.204,793.496)<br />
crack (743.204,793.496) (670.56,793.496)<br />
;==========================================================<br />
200