ansys120cfx官方教程11a-資料下載頁
2025-01-19 09:16本頁面
【正文】 a n d f l u i d f l u i d i n t e r f a c e s )O pe r a t i on V a l i d Lo c a t i on Integrated Quantities CFX Expression Language 1118 ANSYS, Inc. Proprietary 169。 2022 ANSYS, Inc. All rights reserved. April 28, 2022 Inventory 002598 Training Manual Fu nc t i on N a m e a nd S y nt a x r e qu i r e d [ op t i on a l ][ Fl u i d . ] m a s s Fl o w A v e A b s ( v a r ) @ L o c a t i o n A b s o l u t e m a s s f l o w w e i g h t e d a v e r a g e o f v a r o n a b o u n d a r y .A n y f l u i d s u r f a c e s ( e . g . , I n l e t s , O u t l e t s , O p e n i n g s a n d f l u i d f l u i d i n t e r f a c e s )[ Fl u i d . ] m a s s Fl o w I n t ( v a r ) @ L o c a t i o n M a s s f l o w w e i g h t e d i n t e g r a t i o n o f v a r o n a b o u n d a r y .A n y f l u i d s u r f a c e s ( e . g . , I n l e t s , O u t l e t s , O p e n i n g s a n d f l u i d f l u i d i n t e r f a c e s )m a x V a l ( v a r ) @ L o c a t i o n M a x i m u m V a l u e o f v a r w i t h i n a d o m a i n o r s u b d o m a i n .A n y 3 D r e g i o n ( e . g . , d o m a i n o r s u b d o m a i n )m i n V a l ( v a r ) @ L o c a t i o n M i n i m u m V a l u e o f v a r w i t h i n a d o m a i n o r s u b d o m a i n .A n y 3 D r e g i o n ( e . g . , d o m a i n o r s u b d o m a i n )p r o b e ( v a r ) @ L o c a t i o n R e t u r n s t h e v a l u e o f t h e s p e c i f i e d v a r i a b l e o n t h e s p e c i f i e d P o i n t l o c a t o r .A n y p o i n t o b j e c t ( e . g . , a S o u r c e P o i n t o r C a r t e s i a n M o n i t o r P o i n t )r m s A v e ( v a r ) @ L o c a t i o n R M S a v e r a g e o f v a r w i t h i n a d o m a i n .A n y 3 D r e g i o n ( e . g . , d o m a i n o r s u b d o m a i n )s u m ( v a r ) @ L o c a t i o n S u m o f v a r o v e r a l l d o m a i n o r s u b d o m a i n v e r t i c e s .A n y 3 D r e g i o n ( e . g . , d o m a i n o r s u b d o m a i n )O pe r a t i on V a l i d Lo c a t i on Integrated Quantities CFX Expression Language 1119 ANSYS, Inc. Proprietary 169。 2022 ANSYS, Inc. All rights reserved. April 28, 2022 Inventory 002598 Training Manual Useful Functions ? The inside() function returns 1 when inside the specified location and 0 when outside – Useful to limit the scope of a function to a subdomain or boundary ? The step() function return 1 when the argument is positive and 0 when the argument is negative – Useful as an onoff switch – if() function can also be used as a switch ? areaAve() and massFlowAve() are used to evaluate the average of a quantity on a location – areaAve() is an areaweighted average. It is usually used on wall boundaries and when the quantity is not “carried with the flow”, . Pressure at an outlet, Temperature on a wall – massFlowAve() is an average weighted by the local mass flow. It is usually used to evaluate quantities that are “carried with the flow”, . Temperature at an outlet
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