|
马上注册,结识高手,享用更多资源,轻松玩转三维网社区。
您需要 登录 才可以下载或查看,没有帐号?注册
x
遇到如下问题不知该如何计算5 i7 A" s) B1 Z. M! x% f
请达人指教
+ Z! t; q2 V' `: U/ y# m$ a8 R" Hhave some requests more about needle valves :& V+ R0 a% {. O) j# M
0 r5 @) [& {) j( e1 – What is the hole diameter the needle valves needs for a flow rate of 2500 litres/hour with a pressure of 4.2 bars.# P5 D9 c% \2 [
7 j& T; F% _: G* X* j
( k" _+ e0 e3 R" J. Q( U$ H/ l
2 – what is the flow rate for a hole diameter of 6.8mm with a pressure of 4.2 bars
$ r: [8 J2 [/ `, J7 l1 x6 x+ P: a what is the flow rate for a hole diameter of 8mm with a pressure of 4.2 bars" ~" s- o6 O, L! m
. N* m! q2 l; D) J7 Q" b6 C: c* E6 ~) Z8 D8 U
9 ]9 Z" c8 A t" a3 D* W
1.压力为4.2BAR,CV值是2500L/H的情况下,孔径是多少。
7 B5 | S! f3 G) b
?8 C% _# A _8 m, `( q2.压力为4.2BAR,孔径为6.8MM,CV值是多少
1 j' w/ S0 x: n- K- {, H" c1 n' e9 e0 X9 k
压力为4.2BAR,孔径为8MM,CV值是多少% P9 @; r. g; S* P5 p) P
; S& U' m% j0 |; k[ 本帖最后由 userkypdy 于 2007-3-20 19:52 编辑 ] |
|