Monte Carlo Solution of the Ray Effect ProblemUniversity of Michigan, 1986 - Computer programs |
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Andrew Frank De La Paz. Vacuum 2.0 Y , 1.0 centimeters Reflecting Surface $ 10 cm 0.0 0.0 Reflecting Surface 1.0 X , centimeters -3 S = 0.0 cm 2.0 ( uniform material : -1 Σ = 0.75 cm t 1 . , c = Σ ΙΣ = 1/3 ) S Figure 1. Ray Effect ...
Andrew Frank De La Paz. Vacuum 2.0 Y , 1.0 centimeters Reflecting Surface $ 10 cm 0.0 0.0 Reflecting Surface 1.0 X , centimeters -3 S = 0.0 cm 2.0 ( uniform material : -1 Σ = 0.75 cm t 1 . , c = Σ ΙΣ = 1/3 ) S Figure 1. Ray Effect ...
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Andrew Frank De La Paz. 2.0 Vacuum Y , centimeters 1.0 S = 0.0 cm -3 cm® Vacuum 0.0 Vacuum -1.0 -2.0 Vacuum -2.0 -1.0 0.0 1.0 2.0 X , centimeters -1 ( uniform material : = 0.75 cm Σ c = Σ Σ = 1/3 ) t Figure 3. Ray Effect Problem ( full ) ...
Andrew Frank De La Paz. 2.0 Vacuum Y , centimeters 1.0 S = 0.0 cm -3 cm® Vacuum 0.0 Vacuum -1.0 -2.0 Vacuum -2.0 -1.0 0.0 1.0 2.0 X , centimeters -1 ( uniform material : = 0.75 cm Σ c = Σ Σ = 1/3 ) t Figure 3. Ray Effect Problem ( full ) ...
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... 2.0 Distance from Centerline , centimeters C Table 3 - Relative Errors of the Point -. 1.2 1.0 Figure 5 - Ray Effect Problem Scalar Flux Comparison Along Side 2 , N = 1.0E + 6 dX = dY = 0.1 cm Andy Code dX = dY = 0.1 cm MCREQ on MTS 15.
... 2.0 Distance from Centerline , centimeters C Table 3 - Relative Errors of the Point -. 1.2 1.0 Figure 5 - Ray Effect Problem Scalar Flux Comparison Along Side 2 , N = 1.0E + 6 dX = dY = 0.1 cm Andy Code dX = dY = 0.1 cm MCREQ on MTS 15.
Common terms and phrases
0.0 SURFACE NUMBER 999 REGION NUMBER ANDY input BOUNDARY COLLISION CALL TRACK FLUX code and MCREQ distance to collision DOUBLE PRECISION Effect Problem Scalar EX/XCOM FLUX IN INTERVAL GO TO 90 HISTORIES STARTED IAR(IR IMIX INTERVAL 18 ITALY MCREF and MCREQ MCREQ Results Monte Carlo code NAS(IR neutron scalar flux neutron transport NORMALIZED FLUX Normalized Scalar Flux Normalized Scalar Standard number of histories NUMBER SURFACE NUMBER particle Point-Wise Normalized Scalar Problem for dX=dY=0.1 Problem Scalar Flux RANDOM NUMBER RAY EFFECT MONTE Ray Effect Problem REGION NUMBER IR relative error RETURN GO Scalar Flux Comparison Scalar Flux Values SENSES SURFACE SEGMENT source region STANDARD DEVIATION SUBROUTINE SURFACE 22 SURFACE NUMBER SURFACE SURFACE SEGMENT NUMBER symmetric Ray Effect three codes top edge TOTAL FLUX total number track length contributions track length estimator TYPE Vacuum Values Along Side variance reduction W=RANF INTEG WIR(IT XCOM XTOL YCOM