空调水管管径选型(对应冷量)

外径 mm DN15 21.3

壁厚 mm 2.8

内径 mm 15.7

半径 mm 7.85

半径 m

面积 ㎡

流速 m/s 0.4 0.5

流量 m3/s 0.0000774371 0.0000967964 0.0001781636 0.0002137964 0.0003512096 0.0004097446 0.0006889607 0.0008858066 0.0010717167 0.0013396458 0.0019631506 0.0026175342 0.0040066075 0.0050993186 0.0061683382 0.0082244509 0.0115371827 0.0159745606 0.0204339674 0.0272452899 0.0318890383 0.0438474277 0.0594694215 0.0825964187 0.0941026394 0.1359260347 0.1400944758 0.2138284105 0.1432236530 0.2237869578 0.2129362877 0.3075746378

流量 m3/H 0.28 0.35 0.64 0.77 1.26 1.48 2.48 3.19 3.86 4.82 7.07 9.42 14.42 18.36 22.21 29.61 41.53 57.51 73.56 98.08 114.80 157.85 214.09 297.35 338.77 489.33 504.34 769.78 515.61 805.63 766.57 1107.27

流量 kg/s 0.0774371185 0.0967963981 0.1781636490 0.2137963788 0.3512096435 0.4097445841 0.6889607039 0.8858066193 1.0717166505 1.3396458131 1.9631506477 2.6175341969 4.0066074734 5.0993186025 6.1683381957 8.2244509276 11.5371826753 15.9745606273 20.4339674274 27.2452899032 31.8890382942 43.8474276546 59.4694214704 82.5964187088 94.1026394173 135.9260347138 140.0944758374 213.8284104886 143.2236529630 223.7869577547 212.9362876972 307.5746377849

流量 kg/H 278.77 348.47 641.39 769.67 1264.35 1475.08 2480.26 3188.90 3858.18 4822.72 7067.34 9423.12 14423.79 18357.55 22206.02 29608.02 41533.86 57508.42 73562.28 98083.04 114800.54 157850.74 214089.92 297347.11 338769.50 489333.72 504340.11 769782.28 515605.15 805633.05 766570.64 1107268.70

温差 度 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5

比热 kJ/度*kg 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194 4.194

冷量 kw 1.62 2.03 3.74 4.48 7.36 8.59 14.45 18.58 22.47 28.09 41.17 54.89 84.02 106.93 129.35 172.47 241.93 334.99 428.50 571.33 668.71 919.48 1247.07 1732.05 1973.33 2850.37 2937.78 4483.98 3003.40 4692.81 4465.27 6449.84

冷量 kw

0.0079 3.1416 0.000194

20

26.9

2.8

21.3

10.65

0.0107 3.1416 0.000356

0.5 0.6

25

33.7

3.2

27.3

13.65

0.0137 3.1416 0.000585

0.6 0.7

10 10 30 30 40 40 60 60 120 120 210 210 382 382 620.0234311 620.0234311 1083.277163 1083.277163 1852.689624 1852.689624 2894.075053 2894.075053 3743.690885 3743.690885 4579.043229 4579.043229 6449.840154

32

42.4

3.5

35.4

17.7

0.0177 3.1416 0.000984

0.7 0.9

40

48.3

3.5

41.3

20.65

0.0207 3.1416

0.00134

0.8 1

50

60.3

3.8

52.7

26.35

0.0264 3.1416 0.002181

0.9 1.2

65

76.1

4

68.1

34.05

0.0341 3.1416 0.003642

1.1 1.4

80

88.9

4

80.9

40.45

0.0405 3.1416

0.00514

1.2 1.6

100

114.3

4

106.3

53.15

0.0532 3.1416 0.008875

1.3 1.8

125

139.7

4

131.7

65.85

0.0659 3.1416 0.013623

1.5 2

150

168.3

4.5

159.3

79.65

0.0797 3.1416 0.019931

1.6 2.2

200

219.1

4 10

205.1

102.55 0.1026 3.1416 0.033039

1.8 2.5

250

273

5 10

258

129

0.129

3.1416 0.052279

1.8 2.6

300

323.9

5 12.5

306

.4

153.2

0.1532 3.1416 0.073734

1.9 2.9

350

355.6

5.5 12.5

337.6

168.8

0.1688 3.1416 0.089515

1.6 2.5

400

406.1

5.5 12.5

388.1

194.05 0.1941 3.1416 0.118298

1.8 2.6