Internal Fluid Mechanics Research on

mechan ics (ICFM) to a s t a t e o f p r a c t i c a l a p p l i c a t i o n for aerospace p r o p u l s i o n systems. The s t r a t e g i e s used to a c h i e v e t h i s g o a l a r e t o (1) pu rsue an u n d e r s t a n d i n g o f f low p h y s i c s , s u r f a c e h e a t t r a n s f e r , and combus t ion v i a a n a l y s i s and fundamental exper imen ts , ( 2 ) i n c o r p o r a t e improved u n d e r s t a n d i n g o f t h e s e phenomena i n t o v e r i f i e d th ree -d imens iona l CFD codes, and ( 3 ) u t i l i z e s t a t e o f t h e a r t c o m p u t a t i o n a l t e c h n o l o g y to enhance t h e e x p e r i m e n t a l and CFD r e s e a r c h . T h i s paper p r e s e n t s an o v e r v i e w o f t h e ICFM program i n h igh-speed p r o p u l s i o n , i n c l u d i n g work i n i n l e t s , t u rbomach ine ry , and chemica l r e a c t i n g f l o w s . Ongoi n g e f f o r t s t o i n t e g r a t e new computer t e c h n o l o g i e s , such as p a r a l l e l compu t ing and a r t i f i c i a l i n t e l l i gence, i n t o t h e h igh-speed a e r o p r o p u l s i o n r e s e a r c h a r e d e s c r i b e d . , , 2 t e c h n o l o g y t o b r i n g i n t e r n a l c o m p u t a t i o n a l f l u i d