EPRI-NP-998 TABLE 5-5 235U DECAY HEAT AND UNCERTAINTIES FOR 24-HOUR IRRADIATION No. TIME TOTAL ERROR(%) GAMMA ERROR(%) BETA ERROR(%) (SEC) (MeV/Fiss) SYS RAND (MeV/Fiss) SYS RAND (MeV/Fiss) SYS RAND 1 .85 11.7559 3.1 .8 6.0556 2.9 .8 5.7002 3.8 1.9 2 1.05 11.6298 3.1 .6 5.9676 2.9 .8 5.6622 3.8 1.5 3 1.35 11.4759 3.1 .6 5.8330 2.9 .8 5.6430 3.8 1.4 4 1.70 11.2331 3.1 .5 5.7748 2.9 .8 5.4583 3.8 1.4 5 2.10 11.0160 3.1 .5 5.6888 2.9 .8 5.3272 3.8 1.4 6 2.55 10.8643 3.1 .5 5.5967 2.9 .8 5.2676 3.8 1.3 7 3.05 10.5348 3.1 .5 5.5080 2.9 .7 5.0269 3.8 1.3 8 3.60 10.3065 3.1 .5 5.3810 2.9 .7 4.9255 3.8 1.3 9 4.30 10.0371 3.1 .5 5.3046 2.9 .7 4.7325 3.8 1.2 10 5.10 9.8274 3.1 .5 5.1878 2.9 .6 4.6396 3.8 1.2 11 6.00 9.6028 3.1 .4 5.0509 2.9 .6 4.5519 3.8 1.2 12 7.05 9.3190 3.1 .4 4.9659 2.9 .6 4.3531 3.8 1.2 13 8.25 9.0799 3.1 .4 4.8393 2.9 .6 4.2486 3.8 1.1 14 9.65 8.8672 3.1 .4 4.7328 2.9 .6 4.1344 3.8 1.1 15 11.25 8.5930 3.1 .4 4.6552 2.9 .6 3.9377 3.9 1.1 16 13.10 8.3566 3.1 .4 4.5153 2.9 .6 3.8413 3.9 1.1 17 15.25 8.1314 3.1 .4 4.3956 2.9 .6 3.7358 3.9 1.1 18 17.80 7.8848 3.1 .4 4.3051 2.9 .5 3.5796 3.9 1.1 19 20.65 7.6593 3.1 .4 4.2025 2.9 .5 3.4567 3.9 1.1 20 24.08 7.4255 3.1 .4 4.1052 2.9 .6 3.3202 3.9 1.1 21 27.90 7.2026 3.1 .4 3.9849 2.9 .5 3.2177 3.9 1.1 22 32.40 7.0051 3.1 .4 3.8580 2.9 .5 3.1471 3.9 1.1 23 37.55 6.7794 3.1 .4 3.7435 2.9 .5 3.0359 3.9 1.1 24 43.60 6.5336 3.1 .4 3.6301 2.9 .5 2.9235 3.9 1.1 25 50.55 6.3435 3.1 .4 3.5262 2.9 .5 2.8173 3.9 1.1 26 58.60 6.1381 3.1 .4 3.4196 2.9 .5 2.7186 3.9 1.1 27 68.00 5.9281 3.1 .4 3.3022 2.9 .5 2.6259 3.9 1.1 28 78.95 5.7192 3.1 .4 3.1854 2.9 .5 2.5339 3.9 1.1 29 91.55 5.5154 3.1 .4 3.0609 2.9 .5 2.4546 3.9 1.1 30 106.15 5.3023 3.1 .4 2.9577 2.9 .5 2.3446 3.9 1.1 31 123.15 5.1200 3.1 .4 2.8538 2.9 .5 2.2662 3.9 1.1 32 142.75 4.9283 3.1 .4 2.7385 2.9 .5 2.1897 3.9 1.1 33 165.50 4.7411 3.1 .4 2.6360 2.9 .5 2.1052 3.9 1.1 34 191.80 4.5746 3.1 .4 2.5370 2.9 .5 2.0376 4.0 1.0 35 259.50 4.2329 3.1 .4 2.3541 2.9 .5 1.8788 4.0 1.1 36 300.40 4.0763 3.1 .4 2.2615 2.9 .5 1.8148 4.0 1.1 37 347.80 3.9273 3.1 .4 2.1786 2.9 .5 1.7487 4.0 1.1 38 402.65 3.7835 3.1 .4 2.0944 2.9 .5 1.6891 4.0 1.1 39 541.30 3.4948 3.1 .4 1.9338 2.9 .5 1.5610 4.0 1.1 40 619.65 3.3564 3.1 .4 1.8608 2.9 .5 1.4956 4.0 1.1 41 698.00 3.2382 3.1 .4 1.7982 2.9 .5 1.4400 4.0 1.1 42 776.35 3.1409 3.1 .4 1.7423 2.9 .6 1.3986 4.1 1.1 43 854.60 3.0403 3.1 .4 1.6898 2.9 .6 1.3506 4.1 1.1 44 932.90 2.9569 3.2 .4 1.6382 2.9 .6 1.3187 4.1 1.1 45 1011.20 2.8721 3.2 .0 1.5972 2.9 .6 1.2749 4.1 .7 46 1089.50 2.7994 3.2 .4 1.5560 2.9 .6 1.2434 4.1 1.1 47 1248.58 2.6596 3.2 .4 1.4789 2.9 .6 1.1808 4.1 1.1 48 1783.00 2.2760 3.0 1.2 1.2761 2.9 1.1 .9998 3.6 3.1 49 1986.10 2.1933 3.0 1.0 1.2183 2.9 1.0 .9750 3.6 2.6 50 2436.60 2.0296 3.0 1.3 1.0909 2.9 .6 .9387 3.6 2.9 51 2632.70 1.9270 3.0 1.2 1.0478 2.9 .8 .8792 3.6 2.7 52 3081.60 1.8055 3.0 1.1 .9793 2.9 1.1 .8262 3.6 2.8 53 3728.80 1.6359 3.0 1.0 .8987 2.9 1.2 .7372 3.6 2.6 54 3923.70 1.6185 3.0 1.6 .8796 2.9 1.2 .7389 3.6 3.9 55 4398.50 1.4837 3.0 1.3 .8259 2.9 1.0 .6577 3.6 3.2 56 4599.80 1.4735 3.1 1.3 .8018 2.9 1.1 .6717 3.6 3.1 57 5040.20 1.4016 3.1 1.6 .7609 2.9 .7 .6407 3.6 3.7 58 5587.80 1.3301 3.1 1.0 .7104 2.9 .5 .6258 3.7 2.3 (5u5pect 1n markup) 59 6530.60 1.2230 3.1 1.1 .6379 2.9 .6 .5851 3.7 2.3 60 8397.90 1.0625 3.1 1.1 .5341 2.9 .7 .5283 3.7 2.3 61 9323.60 .9814 3.1 1.1 .4994 2.9 .7 .4820 3.7 2.4 62 10282.20 .9453 3.1 1.1 .4666 2.9 .7 .4786 3.7 2.2 63 11232.40 .9027 3.1 1.1 .4380 2.9 .6 .4646 3.8 2.2 64 14448.70 .7604 3.1 1.1 .3630 2.9 .6 .3975 3.8 2.2 65 16920.80 .6860 3.2 1.1 .3219 2.9 .7 .3642 3.8 2.2 66 19425.00 .6211 3.2 1.1 .2924 2.9 .6 .3287 3.8 2.2 67 21959.10 .5732 3.2 1.1 .2660 2.9 .6 .3071 3.8 2.2 68 24467.50 .5281 3.2 1.1 .2450 2.9 .5 .2831 3.9 2.2 69 26947.80 .4909 3.2 1.1 .2274 2.9 .6 .2635 3.9 2.2 70 31920.30 .4351 3.2 1.1 .2034 2.9 .7 .2317 3.9 2.2 71 36942.40 .3824 3.2 1.1 .1799 2.9 .9 .2025 4.0 2.3 72 41949.70 .3406 3.2 1.2 .1617 2.9 .9 .1789 4.0 2.3 73 46932.70 .3084 3.2 1.1 .1501 2.9 1.1 .1583 4.1 2.4 74 51935.20 .2817 3.2 1.1 .1387 2.9 1.0 .1430 4.1 2.4 75 64986.60 .2259 3.3 1.1 .1143 2.9 1.1 .1116 4.2 2.6 76 74896.00 .1916 3.3 1.1 .0991 2.9 1.3 .0925 4.2 2.7 77 94923.59 .1491 3.3 1.2 .0792 2.9 1.5 .0699 4.6 3.1 78 100883.50 .1412 3.3 1.3 .0736 2.9 1.4 .0676 4.6 3.2 79 106580.00 .1302 3.3 1.3 .0698 2.9 1.9 .0611 4.6 3.5 80 129893.00 .1025 3.3 1.4 .0574 2.9 2.2 .0451 4.6 4.3 80 154877.59 .0850 3.3 1.8 .0466 2.9 2.7 .0384 4.6 5.1