Research Article

Resolution of the Generalized Eigenvalue Problem in the Neutron Diffusion Equation Discretized by the Finite Volume Method

Table 15

3D homogeneous reactor power errors (%) corresponding to the second eigenvalue.

NodeStructured mesh
10 cm5 cm2 cm

10.9963770.2848990.045155
21.0192010.2796520.044237
30.9963700.2849060.045097
41.0620910.2894870.045069
51.0082680.2800200.044300
61.0620910.2894730.045105
70.9963770.2848710.045155
81.0191870.2796660.044165
90.9963770.2848560.045155
101.0374030.2848210.044523
111.0085520.2821820.044436
121.0374030.2848350.044473
131.0349150.2832640.044419
141.0646200.2887420.044959
151.0349150.2832350.044389
161.0374100.2848060.044658
171.0085520.2822770.044626
181.0374030.2848130.044729
191.0313110.2834540.044715
201.0155370.2837160.044796
211.0313040.2834400.044693
221.0279350.2817970.044396
231.0724780.2902290.045138
241.0279350.2817900.044459
251.0313110.2834120.044765
261.0155580.2836950.044655
271.0313180.2834120.044686
281.0313110.2834620.044715
291.0155370.2837160.044782
301.0313040.2834400.044686
311.0279280.2818040.044403
321.0724780.2902240.045144
331.0279280.2817970.044452
341.0313110.2834190.044772
351.0155580.2836950.044655
361.0313110.2834190.044679
371.0374030.2848130.044516
381.0085520.2821820.044442
391.0373950.2848280.044466
401.0349150.2832580.044419
411.0646200.2887510.044959
421.0349150.2832350.044389
431.0374030.2848060.044650
441.0085520.2822890.044626
451.0374030.2847990.044729
460.9963770.2848920.045155
471.0192080.2796590.044244
480.9963840.2849130.045097
491.0620910.2894730.045076
501.0082500.2800260.044300
511.0620910.2894580.045119
520.9963770.2848710.045162
531.0191940.2796590.044151
540.9963770.2848710.045155