237 T h i s r e p o r t i n d i c a t e s t h e computed r a t e s a t which Np , 2 4 1 Am , Cm 2 4 2 and Cm 2 4 4 a r e i n c i d e n t a l l y p r o d u c e d by s i m u l a t e d power r e a c t o r s . A l s o shown i s t h e e x t e n t t o which some power r e a c t o r f u e l i n g methods c a n be a l t e r e d t o i n c r e a s e t h e p r o d u c t i o n and p u r i t y o f Pu 238 and ~m~~~. An e x p l a n a t
i o n o f t h e i n d i f f e r e n c e p r i c e c o n c e p t i s i n t r o d u c e d i n o r d e r t o a s s e s s t h e e f f e c t o f v a r i o u s Pu 238 and Cm 2 4 4 c r e d i t s on t h e e q u i t a b l e p r i c e o f t h e p r e c u r s o r , o r t a r g e t , i s o t o p e s . O t h e r c a l c u l a t i o n s i n t h i s s t u d y show how v a r i o u s c r e d i t s f o rt r a n s u r a n i u m i s o t o p e s would a f f e c t f u e l -c y c l e c o s t s b o t h f o r normal f u e l i n g methods. and f o r some a l t e r e d f u e l i n g methods i n power r e a c t o r s . F u e l i n g Schemes f o r I n c r e a s i n g t h e P r o d u c t i o n R a t e and P u r i t y o f Curium-244 ..
25R e c y c l i n g P r e c u r s o r I s o t o p e s t o Produce P l u t o n i u m -2 3 8 and Curium-244 i n Power R e a c t o r s . . 28I n d i f f e r e n c e P r i c e s f o r T a r g e t I s o t o p e s .. 33The T o t a l Cost o f P r o d u c i n g T r a n s u r a n i u m I s o t o p e s from T a r g e t M a t e r i a l s. 41The Impact o f T r a n s u r a n i u m I s o t o p e s C r e d i t s on F u e l -C y c l e C o s t s o f Power R e a c t o r s .. 48The Impact o f C r o s s S e c t i o n U n c e r t a i n t i e s on t h e Computed P r o d u c t i o n o f Transuranium I s o t o p e s .5 3 APPEhIDIX A .. 56Comparison o f ALTHAEA Computer Code R e s u l t s w i t h t h e R e s u l t s o f Chemical A n a l y s e s o f YANKEE and VALLECITOS F u e l Rods APPENDIX B . 60 Sample Computer P r i n t o u t Summary from t h e Report ~n t i t l e d or mat ion o f ~r a n s u r a n i u m I s o t o p e s i n Power R e a c t o r s . BNWL-140 REV1 R e f e r e n c e s . The Computed P r o d u c t i o n and P u r i t y o f Cm 2 4 4 From P l u t o n i u m E n r i c h e d N a t u r a l Uranium F u e l a t C o n s t a n t Power o r a t C o n s t a n t F l u x Some I s o t o p e P r o p e r t i e s R e l a t l v e Power (W/MWe-yr) S u c c e s s i v e l y G e n e r a t e d by a Curium M i x t u r e I n i t i a l l y 2 4 4 C o n t a i n i n g 86 w t % Cm .Recycle o f P l u t o n i u m and Americium t o Form ~m 2 4 2 , C m 2 4 4 , and ~~2 3 8 i n a PWR Using S l i g h t l y E n r i c h e d Uranium a s S u p p l e m e n t a l EnrichmentRecycle o f U 236 and Np 2 3 7 t o Form Pu 238 in a PWR Using S l i g h t l y E n r i c h e d Uranium Recycle o f U 236 and Np 2 3 7 t o Form Pu 238 in a PWR Using F u l l y E n r i c h e d Uranium T a r g e t s and T a r g e t C o n c e n t r a t i o n s Used f o r D e t e r m i n i n g t h e I n d i f f e r e n c e P r i c e s o f I s o t o p e s Leading t o ~m 2 4 4Hea...
PNL-2803 UC-20d 10 Discounted Net Benefits from Laser Fusion as a Function of Maximum Plant Size 11 Cumulative Benefits as a Function of the Number of Years After Commerc'ialization
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