《工业冷却塔测试技术规定NDGJ_89-1989.pdf》由会员分享，可在线阅读，更多相关《工业冷却塔测试技术规定NDGJ_89-1989.pdf（25页珍藏版）》请在三一文库上搜索。
1、 RR n m n = 21 DBL d =113. m Q G hh Q c tt H a = 1100% 21 12 () () = c hh t t t d 2 1 = = + + c hh t ct hhhhhh t t mm d 2 1 6 141 2112 h hh m= + 12 2 = + h hh m 12 2 ttt= 12 hcrc daV =+() 0 = 0622. p pp = ()pAp p lg = p T 001419663142305 1010 37316 33 . T T +16.3730024804. 0 16.373 lg2 . 8 T =+27316
2、. K Q V a = = A m 0 KB g q a mn = 0 hf q z =( ,) 0 = + 4 012 120 2 gH () () st t d t t = 100% sQ c d t dc Q Q Q Q = 100% GG P P td t d = 1 3/ GG P P td t d = = = 1 3 1 3 26412 1575 1750 25500 / / . . . . (t / h) t t t G Q = 25500 20780 123 . . . sQ t dc G Q = = 25500 22710119 944% . . GQ ttt =738150
3、9368648.(t / h) sQ t dc G Q = = 68648 550114 1095% . . . GQ ttt =508.01.34 = 680.72(t / h) sQ t dc G Q = = 68072 550114 1086% . . . = + = + = 44981 1001196411381 119641138111 8099 012 120 22 gH () () .( ) ( ). . = G G 1 2 33748 43981 0767. hHg c = 012 10011921 113189815915()( ) (Pa) hz m = + = 1 2 1 2 8099 11921 11318 2 09654382 0 22 . (Pa) t t t G Q = 37400 43981 085. sQ t dc G Q = = 37400 453420951 867% . .