管径/流速/流量对照表 2 W5 J; m& F! k) |
管径(DN) 流量 m3/h
' l% U6 a' \; T' q# G( J2 M 0.4m/s 0.6m/s 0.8m/s 1.0m/s 1.2m/s 1.4m/s 1.6m/s 1.8m/s 2.0m/s 2.2m/s 2.4m/s 2.6m/s 2.8m/s 3.0m/s9 k3 s2 Q. ~6 e" Y: B; J9 o8 Z
20 0.5 0.7 0.9 1.1 1.4 1.6 1.8 2.0 2.3 2.5 2.7 2.9 3.2 3.44 [5 v- @5 k3 \' Q: M
25 0.7 1.1 1.4 1.8 2.1 2.5 2.8 3.2 3.5 3.9 4.2 4.6 4.9 5.38 V, ~- `( b- Z* T7 Z
32 1.2 1.7 2.3 2.9 3.5 4.1 4.6 5.2 5.8 6.4 6.9 7.5 8.1 8.7. O4 S4 Y- C) R. s+ ^
40 1.8 2.7 3.6 4.5 5.4 6.3 7.2 8.1 9.0 10.0 10.9 11.8 12.7 13.6
X" [; R) C7 U# Q0 u1 a1 r c$ a5 Q+ Y50 2.8 4.2 5.7 7.1 8.5 9.9 11.3 12.7 14.1 15.6 17.0 18.4 19.8 21.2
; Z% B! m5 _- \65 4.8 7.2 9.6 11.9 14.3 16.7 19.1 21.5 23.9 26.3 28.7 31.1 33.4 35.8- b5 D: t2 ~1 m, v( E+ m: Q
80 7.2 10.9 14.5 18.1 21.7 25.3 29.0 32.6 36.2 39.8 43.4 47.0 50.7 54.31 _5 F( |6 k6 i3 }) A2 {7 \
100 11.3 17.0 22.6 28.3 33.9 39.6 45.2 50.9 56.5 62.2 67.9 73.5 79.2 84.8
# b: {( a% s4 D. z- g. p5 S5 h125 17.7 26.5 35.3 44.2 53.0 61.9 70.7 79.5 88.4 97.2 106.0 114.9 123.7 132.5
" F0 b4 ^" U8 I; e, {. S9 Y150 25.4 38.2 50.9 63.6 76.3 89.1 101.8 114.5 127.2 140.0 152.7 165.4 178.1 190.9% Q7 d7 R9 x( x" N: u( p
200 45.2 67.9 90.5 113.1 135.7 158.3 181.0 203.6 226.2 248.8 271.4 294.1 316.7 339.3# D% p% G; a+ L1 g7 a
250 70.7 106.0 141.4 176.7 212.1 247.4 282.7 318.1 353.4 388.8 424.1 459.5 494.8 530.19 o+ C% J- {: j+ G
300 101.8 152.7 203.6 254.5 305.4 356.3 407.1 458.0 508.9 559.8 610.7 661.6 712.5 763.4. Y; T. a& D$ A, c8 ?9 u
350 138.5 207.8 277.1 346.4 415.6 484.9 554.2 623.4 692.7 762.0 831.3 900.5 969.8 1039.1 + `4 p5 H, L0 L5 ~5 t
400 181.0 271.4 361.9 452.4 542.9 633.3 723.8 814.3 904.8 995.3 1085.7 1176.2 1266.7 1357.2
1 `/ \! `9 R0 Y: r! n4 D8 Z450 229.0 343.5 458.0 572.6 687.1 801.6 916.1 1030.6 1145.1 1259.6 1374.1 1488.6 1603.2 1717.7
" [! q' [8 Z X2 C% D- S* }8 E1 f: x500 282.7 424.1 565.5 706.9 848.2 989.6 1131.0 1272.3 1413.7 1555.1 1696.5 1837.8 1979.2 2120.6 / ]# j! J' L# ]. N4 u5 ^" c/ U/ J% w
600 407.1 610.7 814.3 1017.9 1221.4 1425.0 1628.6 1832.2 2035.7 2239.3 2442.9 2646.5 2850.0 3053.6 . g q, ^ \! W5 m# x7 }
0 R' t/ x6 D& [* E, L' ?% ^) Q9 z
6 ~; F0 ^2 z5 g" h
管径(DN) 流速推荐值m/s: " z" @. o2 I# r
20 25 32 40 50 65 80 100 125 150 200 250 300 350 400* a7 H1 V/ p, y. X$ r8 }" s- v
闭式系统 0.5-0.6 0.6-0.7 0.7-0.9 0.8-1 0.9-1.2 1.1-1.4 1.2-1.6 1.3-1.8 1.5-2.0 1.6-2.2 1.8-2.5 1.8-2.6 1.9-2.9 1.6-2.5 1.8-2.6
$ r% ]0 [6 g) G, S/ ?开式系统 0.4-0.5 0.5-0.6 0.6-0.8 0.7-0.9 0.8-1.0 0.9-1.2 1.1-1.4 1.2-1.6 1.4-1.8 1.5-2.0 1.6-2.3 1.7-2.4 1.7-2.4 1.6-2.1 1.8-2.3 |
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发表于 2010-1-23 22:13
发表于 2010-1-23 23:12
