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風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.2

kg/m31.985E-05

kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓(Pa)雷諾數(shù)(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊1.雙層百葉風(fēng)口1,5201,000

x

200有效面積2.64.20.80

in

WG2.1Catalogue不帶調(diào)節(jié)閥葉片角度45°通流率:80.0%0.16m2Ps

=

1.000產(chǎn)品樣本2.直風(fēng)管1,520500

x

200內(nèi)壁粗糙度0.1mm4.6m4.210.77.30.77

pa/m3.6D'Arcy

&

ColebrookFormula3.彎頭導(dǎo)流片1

片1,520500

x

20090°

r=3751

no.4.210.7

7.3KRe

=

1.0C0'

=K

=0.1501.0001.6F81:3-7.a表C-34.變徑進(jìn)口1,520800

x

250變徑長度2.12.7C

=

0.2512.7Idelchik

1986出口500

x

200700mm4.210.75.45°分流T型直出口1,520800

x

2501

no.2.12.7C

=

0.0901.0F81:6-27&

6-8三通(直管)不帶閥門支出口總進(jìn)口1,5203,040500

x

200800

x

2504.24.210.710.7表F-12

&

F-56.直風(fēng)管3,040800

x

250內(nèi)壁粗糙度0.1mm4.3m4.210.79.70.54

pa/m2.3D'Arcy

&

ColebrookFormula7.45°分流T型直出口3,040800

x

2501

no.4.210.7C

=

0.0471.1F81:6-27&

6-8三通(直管)不帶閥門支出口總進(jìn)口1,5204,560500

x

200800

x

2504.26.310.724.1表F-12

&

F-58.彎頭導(dǎo)流片1

片3,040800

x

25090°

r=6002

no.4.210.7

9.7KRe

=

1.0C0'

=K

=0.1681.0003.6F81:3-7.a表C-39.彎頭導(dǎo)流片1

片4,560800

x

25090°

r=6006

no.6.324.1

14.6KRe

=

1.0C0'

=K

=0.1681.00024.2F81:3-7.a表C-310.直風(fēng)管4,560800

x

250內(nèi)壁粗糙度0.1mm15.3m6.324.114.61.15

pa/m17.6D'Arcy

&

ColebrookFormula11.變徑進(jìn)口4,5601,000

x

400變徑長度3.26.0C

=

0.2526.1Idelchik

1986出口800

x

250500mm6.324.112.45°分流T型三通(直管)直出口支出口4,5601,5201,000

x

400500

x

2001

no.3.24.26.010.7C

=

0.0300.3F81:6-27

&

6-8表F-12

&

F-5Page

1

of

72014/10/22風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.21.985E-05kg/m3kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓 雷諾數(shù)(Pa)

(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊不帶閥門總進(jìn)口6,0801,000

x

4004.210.713.直風(fēng)管6,0801,000

x

400內(nèi)壁粗糙度

0.1mm2.3m4.210.7

14.60.33

pa/m0.8D'Arcy

&

ColebrookFormula14.45°分流T型直出口6,0801,000

x

4001

no.4.210.7C

=0.0200.3F81:6-27&

6-8三通(直管)支出口1,520500

x

2004.210.7表F-12

&

F-5不帶閥門總進(jìn)口7,6001,000

x

4005.316.715.直風(fēng)管7,6001,000

x

400內(nèi)壁粗糙度

0.1mm2.4m5.316.7

18.20.50

pa/m1.2D'Arcy

&

ColebrookFormula16.彎頭導(dǎo)流片7,6001,000

x

40015°

r=7501

no.5.316.7

18.2KRe

=

1.0C0'

=K

=0.5400.2332.2F81:3-5表C-317.45°分流T型直出口7,6001,000

x

4001

no.5.316.7C

=0.0170.4F81:6-27

&

6-8三通(直管)支出口1,520500

x

2004.210.7表F-12

&

F-5不帶閥門總進(jìn)口9,1201,000

x

4006.324.118.直風(fēng)管9,1201,000

x

400內(nèi)壁粗糙度

0.1mm2.4m6.324.1

21.90.70

pa/m1.7D'Arcy

&

ColebrookFormula19.彎頭導(dǎo)流片9,1201,000

x

40060°r=7501

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.5400.78010.1F81:3-5表C-320.彎頭導(dǎo)流片1

片9,1201,000

x

40090°r=7502

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.1501.0007.2F81:3-7.a表C-321.彎頭導(dǎo)流片1

片9,1201,000

x

40062°r=7501

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.1500.7962.9F81:3-7.a表C-322.防火閥

9,120 1,000

x

400 1

no.開度

100%

1000 x

150

x

3blades6.324.1C

=0.52012.5F81:7-7表G-623.直風(fēng)管9,1201,000

x

400內(nèi)壁粗糙度

0.1mm32.0m6.324.1

21.90.70

pa/m22.6D'Arcy

&

ColebrookFormulaPage

2

of

72014/10/22風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.2

kg/m31.985E-05

kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓 雷諾數(shù)(Pa)

(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊24.彎頭導(dǎo)流片

9,1201,000

x

40038°

r=7502

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.5400.53013.8F81:3-5表C-325.彎頭導(dǎo)流片

9,1201

片1,000

x

40090°

r=7502

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.1501.0007.2F81:3-7.a表C-326.彎頭導(dǎo)流片

9,1201,000

x

40045°

r=7502

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.5400.60015.6F81:3-5表C-327.彎頭導(dǎo)流片

9,1201,000

x

40052°

r=7501

no.6.324.1

21.9KRe

=

1.0C0'

=K

=0.5400.6848.9F81:3-5表C-328.45°分流T型三通(直管)不帶閥門直出口

9,120支出口

500總進(jìn)口

9,6201,000

x

400200

x

2001,000

x

4001

no.6.33.56.724.17.226.8C

=0.0050.1F81:6-27

&

6-8表F-12

&

F-529.直風(fēng)管

9,620 1,000

x

400

4.0m內(nèi)壁粗糙度

0.1mm6.726.8

23.10.78

pa/m3.1D'Arcy

&

ColebrookFormula30.彎頭導(dǎo)流片

9,6201

片1,000

x

40090°

r=7501

no.6.726.8

23.1KRe

=

1.0C0'

=K

=0.1501.0004.0F81:3-7.a表C-331.電動調(diào)節(jié)閥

9,620 1,000

x

400 2

no.開度

100%

1000 x

150

x

3blades6.726.8C

=

0.52027.8F81:7-6表G-732.45°分流T型三通(支管)直出口28,880支出口

9,620總進(jìn)口

38,5002,300

x

5001,000

x

4002,300

x

5001

no.7.06.79.329.226.851.9C

=

0.73338.1F81:6-27表F-1233.直風(fēng)管

38,500 2,300

x

500

6.8m內(nèi)壁粗糙度

0.1mm9.351.9

46.20.94

pa/m6.4D'Arcy

&

ColebrookFormula34.防火閥38,500開度

100%2,300

x

5002300 x

150

x2

no.4blades9.351.9C

=

0.52054.0F81:7-7表G-635.變徑進(jìn)口

38,5001,600

x

1250變徑長度5.317.2C

=0.25113.0Idelchik

1986Page

3

of

72014/10/22風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.2

kg/m31.985E-05

kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓(Pa)雷諾數(shù)(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊出口

2,300

x

5001,700mm9.351.936.直風(fēng)管38,500 1,600

x

1250內(nèi)壁粗糙度

0.1mm8.7m5.317.245.40.17

pa/m1.5D'Arcy

&

ColebrookFormula37.彎頭導(dǎo)流片

38,500 1,600

x

12503

90°

r=12001

no.5.317.2

45.4KRe

=

1.0C0'

=K

=0.0201.0000.3F81:3-7.c表C-338.防火閥38,500 1,600

x

1250開度

100%

1600

x

150

x1

no.10

blades5.317.2C

=0.5208.9F81:7-7表G-639.變徑進(jìn)口

38,500 1,600

x

1250出口

1,024

x

1250變徑長度500mm5.38.417.241.9C

=0.0602.5F81:5-1表E-140.風(fēng)機(jī)進(jìn)口進(jìn)口

38,500 1,000

x

1100出口

1,250

x

1250變徑長度500mm9.76.856.728.1C

=0.24413.9F81:4-2表D-241.彎頭導(dǎo)流片

28,800 1,250

x

12502

90°

r=9383

no.5.115.7

38.7KRe

=

1.0C0'

=K

=0.0401.0001.9F81:3-7.b表C-342.防火閥28,800 1,250

x

1250開度

100%

1250

x

150

x1

no.10

blades5.115.7C

=0.5208.2F81:7-7表G-643.直風(fēng)管28,800 1,250

x

1250內(nèi)壁粗糙度

0.1mm7.5m5.115.738.70.19

pa/m1.4D'Arcy

&

ColebrookFormula44.變徑進(jìn)口

28,800 1,800

x

630出口

1,250

x

1250變徑長度500mm7.15.129.915.7C

=0.3119.3F81:4-2表D-245.直風(fēng)管28,800 1,800

x

630內(nèi)壁粗糙度

0.1mm18.8m7.129.939.80.48

pa/m9.0D'Arcy

&ColebrookFormula46.防火閥28,800 1,800

x

630開度

100%

1800

x

150

x2

no.5blades7.129.9C

=0.52031.1F81:7-7表G-647.電動調(diào)節(jié)閥28,800 1,800

x

630開度

90%

1800 x

150

x1

no.5blades7.129.9C

=1.31239.2F81:7-6表G-7Page

4

of

72014/10/22風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.21.985E-05kg/m3kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓(Pa)雷諾數(shù)(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊48.彎頭導(dǎo)流片3

片28,8001,800

x

63090°

r=13503

no.7.129.9KRe

=39.81.0C0'

=

0.026K

=

1.0002.3F81:3-7.c表C-349.45°合流T型直進(jìn)口19,8001,800

x

6301

no.4.914.1C

=0.39011.6F81:6-2三通(直管)支進(jìn)口9,000800

x

4007.836.6表F-4總出口28,8001,800

x

6307.129.950.直風(fēng)管19,8001,800

x

630內(nèi)壁粗糙度

0.1mm2.0m4.914.127.40.24

pa/m0.5D'Arcy

&

ColebrookFormula51.45°合流T型直進(jìn)口12,6001,800

x

6301

no.3.15.7C

=0.4316.1F81:6-2三通(直管)支進(jìn)口7,200800

x

4006.323.4表F-4總出口19,8001,800

x

6304.914.152.直風(fēng)管12,6001,800

x

630內(nèi)壁粗糙度

0.1mm2.0m3.15.717.40.10

pa/m0.2D'Arcy

&

ColebrookFormula53.變徑

進(jìn)口

12,600 1,250

x

400

變徑長度7.029.4C

=0.2778.1F81:4-2出口

1,800

x

630

1,100mm3.15.7表D-254.防火閥

12,600 1,250

x

400 1

no.開度

100%

1250 x

150

x

3blades7.029.4C

=0.52015.3F81:7-7表G-655.45°合流T型直進(jìn)口10,8001,250

x

4001

no.6.021.6C

=0.2076.1F81:6-2三通(直管)支進(jìn)口1,800500

x

2005.015.0表F-4總出口12,6001,250

x

4007.029.456.直風(fēng)管10,8001,250

x

400內(nèi)壁粗糙度

0.1mm1.2m6.021.622.00.59

pa/m0.7D'Arcy

&

ColebrookFormula57.45°合流T型直進(jìn)口9,0001,250

x

4001

no.5.015.0C

=0.2335.0F81:6-2三通(直管)支進(jìn)口1,800500

x

2005.015.0表F-4總出口10,8001,250

x

4006.021.658.變徑

進(jìn)口

9,000 1,000

x

400

變徑長度6.323.4C

=0.1854.3F81:4-3出口

1,250

x

400

500mm5.015.0表D-3Page

5

of

72014/10/22風(fēng)管阻力計算Static

Loss

CalculationAHU-B2-08總壓降:548.3

Pax

1.1=603

Pa空氣密度空氣黏度1.21.985E-05kg/m3kg/m.s風(fēng)量(m3/hr)風(fēng)管尺寸資料W

x

H

(mm)風(fēng)速(m/s)動壓 雷諾數(shù)(Pa)

(x10-4

)系數(shù)壓降(Pa)參考數(shù)據(jù)ASHRAE/設(shè)計手冊59.直風(fēng)管9,0001,000

x

400內(nèi)壁粗糙度

0.1mm1.2m6.323.4

21.60.69

pa/m0.8D'Arcy

&

ColebrookFormula60.45°合流T型直進(jìn)口7,2001,000

x

4001

no.5.015.0C

=0.2706.3F81:6-2三通(直管)支進(jìn)口1,800500

x

2005.015.0表F-4總出口9,0001,000

x

4006.323.461.直風(fēng)管7,2001,000

x

400內(nèi)壁粗糙度

0.1mm1.1m5.015.0

17.30.45

pa/m0.5D'Arcy

&

ColebrookFormula62.直風(fēng)管5,400630

x

400內(nèi)壁粗糙度

0.1mm1.2m6.021.3

17.60.76

pa/m0.9D'Arcy

&

ColebrookFormula63.彎頭導(dǎo)流片1

片5,400630

x

40029°

r=4731

no.6.021.3

17.6KRe

=

1.0C0'

=K

=0.1250.4361.2F81:3-7.a表C-364.變徑

進(jìn)口

5,400 630

x

400

變徑長度6.021.3C

=0.2996.4F81:4-3出口

1,000

x

400

500mm

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