BLOCK=STP021 UNFORM=A.DIF3D 00 00 EPRI9-R 2-D Static Benchmark Problem 00 (see also EPRI9 benchmark) 00 00 Description contained in: 00 00 Reference results from: 00 H. S. Khalil, "The Application of Nodal Methods to PWR Analysis" 00 Ph.D. Thesis, MIT, Department of Nuclear Engineering, Jan 1983. 00 00 Reference eigenvalue:0.88915 (PDQ 0.7 cm mesh) 00 00 Calculated Eigenvalues with DIF3D using different mesh spacing: 00 1.4 cm ( 1x1 per pin) 0.889704 00 0.7 cm ( 2x2 per pin) 0.889281 00 0.35 cm ( 4x4 per pin) 0.888937 00 0.175 cm ( 8x8 per pin) 0.888808 00 0.0875cm (16x16 per pin) 0.888771 00 00 www.corephysics.com 00 01 **** ADIF3D: EPRI9-R 2D Static Benchmark Problem **** 02 10000 800000 03 0 0 0 0 100 0 0 0 0 0 04 1 0 0 11 110 12 0 0 05 1.0E-7 1.0E-6 06 0. 0. .01 UNFORM=A.NIP3 01 **** ANIP3: EPRI9-R Benchmark Problem **** 02 0 1 52000 0 2000 0 0 1 0 1 03 40 00 BC: 3=zero current 2=zero flux 04 3 2 3 2 00 00 Core Map (each assembly has 15x15 pins) 00 W W W W 00 F1 F1 W W 00 F2 F1 F1 W 00 FR F2 F1 W (assemblies are surrouned by baffle) 00 00 Assembly layout: 00 00 F F F F F F F F F F F F F F F 00 F F F F F F F F F F F F F F F 00 F F WH F F WH F F F WH F F WH F F 00 F F F F F F F F F F F F F F F 00 F F F F WH F F F F F WH F F F F 00 F F WH F F F F F F F F F WH F F 00 F F F F F F F F F F F F F F F 00 F F F F F F F WH F F F F F F F 00 F F F F F F F F F F F F F F F 00 F F WH F F F F F F F F F WH F F 00 F F F F WH F F F F F WH F F F F 00 F F F F F F F F F F F F F F F 00 F F WH F F WH F F F WH F F WH F F 00 F F F F F F F F F F F F F F F 00 F F F F F F F F F F F F F F F 00 00 Assembly F1: Fuel=1, Water=3 in water holes 00 Assembly F2: Fuel=2, Water=3 in water holes 00 Assembly FR: Fuel=2, Water=4 (absorber) in water holes 00 00 Region Map: 00 00 WATER WATER WATER WATER 00 REG007 REG008 WATER WATER 00 REG004 REG005 REG006 WATER 00 REG001 REG002 REG003 WATER 00 00 Define everything as water region: 00 06 REGWAT 0.0 84.0 0 0 0.0 84.0 00 00 Overlay Baffle regions: 00 06 REGBA1 0.0 44.8 0 0 0.0 65.8 06 REGBA2 0.0 65.8 0 0 0.0 44.8 00 00 Overlay fuel regions: 00 06 REG001 0.0 21.0 0 0 0.0 21.0 06 REG002 21.0 42.0 0 0 0.0 21.0 06 REG003 42.0 63.0 0 0 0.0 21.0 06 REG004 0.0 21.0 0 0 21.0 42.0 06 REG005 21.0 42.0 0 0 21.0 42.0 06 REG006 42.0 63.0 0 0 21.0 42.0 06 REG007 0.0 21.0 0 0 42.0 63.0 06 REG008 21.0 42.0 0 0 42.0 63.0 00 00 Overlay water holes: 00 06 REG101 2.8 4.2 0 0 2.8 4.2 06 REG102 2.8 4.2 0 0 7.0 8.4 06 REG103 2.8 4.2 0 0 12.6 14.0 06 REG104 2.8 4.2 0 0 16.8 18.2 06 REG105 5.6 7.0 0 0 5.6 7.0 06 REG106 5.6 7.0 0 0 14.0 15.4 06 REG107 7.0 8.4 0 0 2.8 4.2 06 REG108 7.0 8.4 0 0 16.8 18.2 06 REG109 9.8 11.2 0 0 9.8 11.2 06 REG110 12.6 14.0 0 0 2.8 4.2 06 REG111 12.6 14.0 0 0 16.8 18.2 06 REG112 14.0 15.4 0 0 5.6 7.0 06 REG113 14.0 15.4 0 0 14.0 15.4 06 REG114 16.8 18.2 0 0 2.8 4.2 06 REG115 16.8 18.2 0 0 7.0 8.4 06 REG116 16.8 18.2 0 0 12.6 14.0 06 REG117 16.8 18.2 0 0 16.8 18.2 06 REG201 23.8 25.2 0 0 2.8 4.2 06 REG202 23.8 25.2 0 0 7.0 8.4 06 REG203 23.8 25.2 0 0 12.6 14.0 06 REG204 23.8 25.2 0 0 16.8 18.2 06 REG205 26.6 28.0 0 0 5.6 7.0 06 REG206 26.6 28.0 0 0 14.0 15.4 06 REG207 28.0 29.4 0 0 2.8 4.2 06 REG208 28.0 29.4 0 0 16.8 18.2 06 REG209 30.8 32.2 0 0 9.8 11.2 06 REG210 33.6 35.0 0 0 2.8 4.2 06 REG211 33.6 35.0 0 0 16.8 18.2 06 REG212 35.0 36.4 0 0 5.6 7.0 06 REG213 35.0 36.4 0 0 14.0 15.4 06 REG214 37.8 39.2 0 0 2.8 4.2 06 REG215 37.8 39.2 0 0 7.0 8.4 06 REG216 37.8 39.2 0 0 12.6 14.0 06 REG217 37.8 39.2 0 0 16.8 18.2 06 REG301 44.8 46.2 0 0 2.8 4.2 06 REG302 44.8 46.2 0 0 7.0 8.4 06 REG303 44.8 46.2 0 0 12.6 14.0 06 REG304 44.8 46.2 0 0 16.8 18.2 06 REG305 47.6 49.0 0 0 5.6 7.0 06 REG306 47.6 49.0 0 0 14.0 15.4 06 REG307 49.0 50.4 0 0 2.8 4.2 06 REG308 49.0 50.4 0 0 16.8 18.2 06 REG309 51.8 53.2 0 0 9.8 11.2 06 REG310 54.6 56.0 0 0 2.8 4.2 06 REG311 54.6 56.0 0 0 16.8 18.2 06 REG312 56.0 57.4 0 0 5.6 7.0 06 REG313 56.0 57.4 0 0 14.0 15.4 06 REG314 58.8 60.2 0 0 2.8 4.2 06 REG315 58.8 60.2 0 0 7.0 8.4 06 REG316 58.8 60.2 0 0 12.6 14.0 06 REG317 58.8 60.2 0 0 16.8 18.2 06 REG401 2.8 4.2 0 0 23.8 25.2 06 REG402 2.8 4.2 0 0 28.0 29.4 06 REG403 2.8 4.2 0 0 33.6 35.0 06 REG404 2.8 4.2 0 0 37.8 39.2 06 REG405 5.6 7.0 0 0 26.6 28.0 06 REG406 5.6 7.0 0 0 35.0 36.4 06 REG407 7.0 8.4 0 0 23.8 25.2 06 REG408 7.0 8.4 0 0 37.8 39.2 06 REG409 9.8 11.2 0 0 30.8 32.2 06 REG410 12.6 14.0 0 0 23.8 25.2 06 REG411 12.6 14.0 0 0 37.8 39.2 06 REG412 14.0 15.4 0 0 26.6 28.0 06 REG413 14.0 15.4 0 0 35.0 36.4 06 REG414 16.8 18.2 0 0 23.8 25.2 06 REG415 16.8 18.2 0 0 28.0 29.4 06 REG416 16.8 18.2 0 0 33.6 35.0 06 REG417 16.8 18.2 0 0 37.8 39.2 06 REG501 23.8 25.2 0 0 23.8 25.2 06 REG502 23.8 25.2 0 0 28.0 29.4 06 REG503 23.8 25.2 0 0 33.6 35.0 06 REG504 23.8 25.2 0 0 37.8 39.2 06 REG505 26.6 28.0 0 0 26.6 28.0 06 REG506 26.6 28.0 0 0 35.0 36.4 06 REG507 28.0 29.4 0 0 23.8 25.2 06 REG508 28.0 29.4 0 0 37.8 39.2 06 REG509 30.8 32.2 0 0 30.8 32.2 06 REG510 33.6 35.0 0 0 23.8 25.2 06 REG511 33.6 35.0 0 0 37.8 39.2 06 REG512 35.0 36.4 0 0 26.6 28.0 06 REG513 35.0 36.4 0 0 35.0 36.4 06 REG514 37.8 39.2 0 0 23.8 25.2 06 REG515 37.8 39.2 0 0 28.0 29.4 06 REG516 37.8 39.2 0 0 33.6 35.0 06 REG517 37.8 39.2 0 0 37.8 39.2 06 REG601 44.8 46.2 0 0 23.8 25.2 06 REG602 44.8 46.2 0 0 28.0 29.4 06 REG603 44.8 46.2 0 0 33.6 35.0 06 REG604 44.8 46.2 0 0 37.8 39.2 06 REG605 47.6 49.0 0 0 26.6 28.0 06 REG606 47.6 49.0 0 0 35.0 36.4 06 REG607 49.0 50.4 0 0 23.8 25.2 06 REG608 49.0 50.4 0 0 37.8 39.2 06 REG609 51.8 53.2 0 0 30.8 32.2 06 REG610 54.6 56.0 0 0 23.8 25.2 06 REG611 54.6 56.0 0 0 37.8 39.2 06 REG612 56.0 57.4 0 0 26.6 28.0 06 REG613 56.0 57.4 0 0 35.0 36.4 06 REG614 58.8 60.2 0 0 23.8 25.2 06 REG615 58.8 60.2 0 0 28.0 29.4 06 REG616 58.8 60.2 0 0 33.6 35.0 06 REG617 58.8 60.2 0 0 37.8 39.2 06 REG701 2.8 4.2 0 0 44.8 46.2 06 REG702 2.8 4.2 0 0 49.0 50.4 06 REG703 2.8 4.2 0 0 54.6 56.0 06 REG704 2.8 4.2 0 0 58.8 60.2 06 REG705 5.6 7.0 0 0 47.6 49.0 06 REG706 5.6 7.0 0 0 56.0 57.4 06 REG707 7.0 8.4 0 0 44.8 46.2 06 REG708 7.0 8.4 0 0 58.8 60.2 06 REG709 9.8 11.2 0 0 51.8 53.2 06 REG710 12.6 14.0 0 0 44.8 46.2 06 REG711 12.6 14.0 0 0 58.8 60.2 06 REG712 14.0 15.4 0 0 47.6 49.0 06 REG713 14.0 15.4 0 0 56.0 57.4 06 REG714 16.8 18.2 0 0 44.8 46.2 06 REG715 16.8 18.2 0 0 49.0 50.4 06 REG716 16.8 18.2 0 0 54.6 56.0 06 REG717 16.8 18.2 0 0 58.8 60.2 06 REG801 23.8 25.2 0 0 44.8 46.2 06 REG802 23.8 25.2 0 0 49.0 50.4 06 REG803 23.8 25.2 0 0 54.6 56.0 06 REG804 23.8 25.2 0 0 58.8 60.2 06 REG805 26.6 28.0 0 0 47.6 49.0 06 REG806 26.6 28.0 0 0 56.0 57.4 06 REG807 28.0 29.4 0 0 44.8 46.2 06 REG808 28.0 29.4 0 0 58.8 60.2 06 REG809 30.8 32.2 0 0 51.8 53.2 06 REG810 33.6 35.0 0 0 44.8 46.2 06 REG811 33.6 35.0 0 0 58.8 60.2 06 REG812 35.0 36.4 0 0 47.6 49.0 06 REG813 35.0 36.4 0 0 56.0 57.4 06 REG814 37.8 39.2 0 0 44.8 46.2 06 REG815 37.8 39.2 0 0 49.0 50.4 06 REG816 37.8 39.2 0 0 54.6 56.0 06 REG817 37.8 39.2 0 0 58.8 60.2 00 00 Define region boundaries: 00 09 X 4 1.400 4 2.800 4 4.200 09 X 4 5.600 4 7.000 4 8.400 09 X 4 9.800 4 11.200 4 12.600 09 X 4 14.000 4 15.400 4 16.800 09 X 4 18.200 4 19.600 4 21.000 09 X 4 22.400 4 23.800 4 25.200 09 X 4 26.600 4 28.000 4 29.400 09 X 4 30.800 4 32.200 4 33.600 09 X 4 35.000 4 36.400 4 37.800 09 X 4 39.200 4 40.600 4 42.000 09 X 4 43.400 4 44.800 4 46.200 09 X 4 47.600 4 49.000 4 50.400 09 X 4 51.800 4 53.200 4 54.600 09 X 4 56.000 4 57.400 4 58.800 09 X 4 60.200 4 61.600 4 63.000 09 X 8 65.800 52 84.000 09 Y 4 1.400 4 2.800 4 4.200 09 Y 4 5.600 4 7.000 4 8.400 09 Y 4 9.800 4 11.200 4 12.600 09 Y 4 14.000 4 15.400 4 16.800 09 Y 4 18.200 4 19.600 4 21.000 09 Y 4 22.400 4 23.800 4 25.200 09 Y 4 26.600 4 28.000 4 29.400 09 Y 4 30.800 4 32.200 4 33.600 09 Y 4 35.000 4 36.400 4 37.800 09 Y 4 39.200 4 40.600 4 42.000 09 Y 4 43.400 4 44.800 4 46.200 09 Y 4 47.600 4 49.000 4 50.400 09 Y 4 51.800 4 53.200 4 54.600 09 Y 4 56.000 4 57.400 4 58.800 09 Y 4 60.200 4 61.600 4 63.000 09 Y 8 65.800 52 84.000 00 00 Define materials 00 14 MAT001 FUEL1 1.0 14 MAT002 FUEL2 1.0 14 MATWAT WATER 1.0 14 MAT004 ABSORB 1.0 14 MATBAF BAFFLE 1.0 00 00 Assign regions to materials: 00 00 Note that the only difference between EPRI-9 and EPRI-9R is 00 the materials in regions REG101-REG117 00 15 MAT002 REG001 REG002 REG004 15 MAT001 REG003 REG005 REG006 REG007 REG008 15 MAT004 REG101 REG102 REG103 REG104 REG105 REG106 REG107 15 MAT004 REG108 REG109 REG110 REG111 REG112 REG113 REG114 15 MAT004 REG115 REG116 REG117 15 MATWAT REG201 REG202 REG203 REG204 REG205 REG206 REG207 15 MATWAT REG208 REG209 REG210 REG211 REG212 REG213 REG214 15 MATWAT REG215 REG216 REG217 15 MATWAT REG301 REG302 REG303 REG304 REG305 REG306 REG307 15 MATWAT REG308 REG309 REG310 REG311 REG312 REG313 REG314 15 MATWAT REG315 REG316 REG317 15 MATWAT REG401 REG402 REG403 REG404 REG405 REG406 REG407 15 MATWAT REG408 REG409 REG410 REG411 REG412 REG413 REG414 15 MATWAT REG415 REG416 REG417 15 MATWAT REG501 REG502 REG503 REG504 REG505 REG506 REG507 15 MATWAT REG508 REG509 REG510 REG511 REG512 REG513 REG514 15 MATWAT REG515 REG516 REG517 15 MATWAT REG601 REG602 REG603 REG604 REG605 REG606 REG607 15 MATWAT REG608 REG609 REG610 REG611 REG612 REG613 REG614 15 MATWAT REG615 REG616 REG617 15 MATWAT REG701 REG702 REG703 REG704 REG705 REG706 REG707 15 MATWAT REG708 REG709 REG710 REG711 REG712 REG713 REG714 15 MATWAT REG715 REG716 REG717 15 MATWAT REG801 REG802 REG803 REG804 REG805 REG806 REG807 15 MATWAT REG808 REG809 REG810 REG811 REG812 REG813 REG814 15 MATWAT REG815 REG816 REG817 15 MATWAT REGWAT 15 MATBAF REGBA1 REGBA2 NOSORT=A.ISO 0V ISOTXS *EPRI-9 Bench* 1 1D 2 5 0 1 1 1 1 1 2D *EPRI-9 Benchmark Problem - pin by pin * * * FUEL1 FUEL2 WATER ABSORB BAFFLE 1.00000E+00 0.00000E+00 1.00000E+09 2.20000E+05 1.00000E+07 1.00000E+00 0.00000E+00 0 3 6 9 12 4D FUEL1 BENCH 1.00000E+00 3.20000E-11 0.0 0.0 0.0 0.0 0 0 1 0 0 0 0 0 1 1 0 0 1 1 2 1 1 5D 2.22222E-01 8.33333E-01 3.30000E-02 1.80000E-01 1.04000E-02 8.40000E-02 2.60000E-03 9.60000E-02 2.50000E+00 2.50000E+00 7D 0.00000E+00 0.00000E+00 2.00000E-02 4D FUEL2 BENCH 1.00000E+00 3.20000E-11 0.0 0.0 0.0 0.0 0 0 1 0 0 0 0 0 1 1 0 0 1 1 2 1 1 5D 2.22222E-01 8.33333E-01 3.00000E-02 1.50000E-01 8.00000E-03 7.80000E-02 2.00000E-03 7.20000E-02 2.50000E+00 2.50000E+00 7D 0.00000E+00 0.00000E+00 2.00000E-02 4D WATER BENCH 1.00000E+00 3.20000E-11 0.0 0.0 0.0 0.0 0 0 1 0 0 0 0 0 1 1 0 0 1 1 2 1 1 5D 1.96078E-01 9.52381E-01 3.60000E-02 5.00000E-02 1.00000E-03 5.00000E-02 0.00000E+00 0.00000E+00 2.50000E+00 2.50000E+00 7D 0.00000E+00 0.00000E+00 3.50000E-02 4D ABSORB BENCH 1.00000E+00 3.20000E-11 0.0 0.0 0.0 0.0 0 0 1 0 0 0 0 0 1 1 0 0 1 1 2 1 1 5D 2.99491E-01 1.81159E+00 8.38000E-02 9.60000E-01 8.00000E-02 9.60000E-01 0.00000E+00 0.00000E+00 2.50000E+00 2.50000E+00 7D 0.00000E+00 0.00000E+00 3.80000E-03 4D BAFFLE BENCH 1.00000E+00 3.20000E-11 0.0 0.0 0.0 0.0 0 0 1 0 0 0 0 0 1 1 0 0 1 1 2 1 1 5D 3.26797E-01 9.95025E-01 3.20000E-03 1.46000E-01 3.20000E-03 1.46000E-01 0.00000E+00 0.00000E+00 2.50000E+00 2.50000E+00 7D 0.00000E+00 0.00000E+00 0.00000E+00