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As used in the above, "person acting on behalf of the Commission" includes any employee or contractor of the Commission, or employee of such contractor, to the extent that such employee or controctor of the Commission, or employee of such contractor prepares, disseminates, or provides access to, any information pursuant to his employment or contract with the Commission, or his employment with such contractor

DISCLAIMERPortions of this document may be illegible in electronic image products. Images are produced from the best available original document.•T h is report was prepared as an account o f G overnm ent sponsored w ork. N e ith e r th e U n ited S tates, nor th e C o m m issio n, nor A llis -C h a lm e rs M a n u factu rin g Com pany, This w o u ld make m echanized units independent o f e x te rn a l fu e l supplies fo r e xtended periods, and p erm it them to move q u ic k ly and e a s ily to areas im possible fo r units th a t depend on the custom ary fu e l supply lin e s.M a n y possible MED systems w ere e va lu a te d on the basis o f energy sources, fu e l m a n ufa c tu rin g (by both c o n v e n tio n a l and chem onuclear processes), fu e l storage and tra n sp o rta tio n , and fu e l u tiliz a tio n in both p re se n t-d a y in te rn a l-c o m b u s tio n engines and power units o f the fu tu re (i.e ., fue l c e lls ). The a p p lic a tio n s o f more than a dozen MED systems to v e h ic u la r propulsion were stud ie d .Recommendations were made c o v e rin g several pre fe rred systems and areas fo r fu rth e r stud y. , ■ t..The in creasing m e ch a n iza tio n o f modern a rm ie s ;w i.th th e a tte n d a n t increase in fu e l,re quirem ents^, has p la ce d a n .in c re a s in g burden on m ilita r y supply se rvice s. O w in g to .th e s p e c ia l a b ilit y o f n u c le a r fu e l to p ro v id e a concentrated^, lo n g -liv e d source o f p o w e r, la rg p ly in d ep e nd e nt o f supply lin e s , m ilita r y planners and strategists have long sought to make use o f n u c le a r e n e rg y . For some a p p lic a tio n s re q u irin g small amounts o f pow er (up to a :fe w k ilo w a tts ),, radioisotopes may be used, b ut fo r pow er requirem ents measured in megawatts the o n ly p ra c tic a l source o f e nergy is the fissio n re a c to r.U n fo rtu n g te ly , the s h ie ld in g associated w ith a re a c to r w o u ld make the p la n t so la rg e and h e a vy th a t the d ire c t a p p lic a tio n o f n u cle a r pow er to .th e m a jo rity o f m ilita r y v e h ic le s w o u ld n ot be a p ra c tic a l p o s s ib ility , in n aval a p p lic a tio n s , w here size and w e ig h t lim i ta tio n s do not a p p ly and w here cost is o u tw e ig h e d by o th e r co n sid e ra tio n s, n u c le a r p o w e r p la n ts have supplanted o th e r forms o f pow er ,in several cases.The sm all pow er re q u ire m e n t o f in d iv id u a l m ilita r y land ve hicles, is also e c o n o m ic a lly u n fa v o ra b le fo r d ire c t use o f n u c le a r pow er re a cto rs. The u n it cost o f a p la n t p e r in s ta lle d k ilo w a tt is in v e rs e ly p ro p o rtio n a l to .th e size o f the p la n t. M o re o v e r, th e o p e r a tin g cost p er u n it o f e n e rg y produced is.reduced as the load fa c to r, is in cre ase d . Thus, a fe w la rg e p la n ts in continuous o p e ra tio n are e c o n o m ic a lly more fa v o ra b le .th a n many sm all p ow er p la nts o p e ra tin g in te r m itt...