公稱
直徑
(mm)

管程
數

管子數量
( 根 )

換熱面積
理論計算值 (m 2 )

管程通道截面積 管程通道流速為 0.5m /sec 時的流量 m 3 /hr

管子長度 (mm)

φ 25×2.5/ φ 25×2

1500

2000

3000

4000

6000

159

1

14

1.62

2.17

3.27

0.0044/0.0049

7.92/8.82

219

1

26

3.00

4.02

6.06

8.1

0.0082/0.0090

14.76/16.20

2

26

3.00

4.02

6.06

8.81

0.0041/0.0045

7.38/8.01

273

1

44

5.08

5.18

10.26

13.72

20.63

0.0138/0.0152

24.84/27.36

2

40

4.62

6.19

9.33

12.47

18.76

0.0063/0.0069

11.24/12.42

325

1

60

6.93

9.28

14.00

18.71

28.13

0.0188/0.0208

33.84/37.44

2

56

6.47

8.66

13.05

17.46

26.26

0.0088/0.0097

15.84/17.46

400

1

119

13.47

18.41

27.76

37.10

55.8

0.0374/0.0412

67.32/74.16

2

110

12.70

17.02

25.66

34.20

51.58

0.0173/0.0190

31.14/34.20

500

1

185

4.15

57.68

86.74

0.0581/0.0641

104.58/115.38

2

180

41.99

57.68

86.74

0.0283/0.0312

50.94/56.16

600

1

269

62.7

83.88

126.13

0.0845/0.0932

152.10/167.76

2

266

32.05

82.94

14.72

0.0418/0.0461

75.24/83.98

700

1

379

88.41

118.17

177.71

0.0091/0.1313

214.38/236.34

2

358

83.51

111.62

167.85

0.0562/0.0620

101.16/111.60

800

1

511

119.20

159.16

239.60

0.1605/0.1770

288.90/318.60

2

488

113.83

152.16

228.81

0.0767/0.0845

138.06/152.10

900

1

649

151.39

202.36

304.3

0.2039/0.2248

367.02/404.46

2

630

146.96

196.44

295.40

0.0990/0.1091

178.20/196.38

1000

1

805

187.78

251.00

377.45

0.2529/0.2788

455.22/501.74

2

792

184.75

246.95

371.36

0.1244/0.1374

223.92/246.96