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空气对流传热系数

空气对流传热系数
空气对流传热系数

序号进口温度出口温度壁温1(℃)壁温2(℃)孔板压差(kpa)压降(kpa)119.764.399.799.80.590.73 220.56499.699.80.9 1.13 321.763.799.699.8 1.19 1.5 422.963.199.699.7 1.62 2.07 524.46399.699.82 2.57 62663.399.699.8 2.3 2.99 727.863.599.699.8 2.72 3.56 83064.399.699.8 3.08 4.04 932.865.299.699.8 3.55 4.66 1035.566.499.699.7 3.89 5.13 T1T2Tw T压差压降

31.978.799.71000.34 1.18

31.583.599.699.80.45 1.96

31.683.699.699.80.59 3.06

31.783.299.699.80.76 4.25

3282.899.699.80.92 5.29

32.382.399.699.8 1.04 6.17

32.881.899.799.8 1.217.33

33.581.699.799.8 1.358.32

34.581.599.799.8 1.539.59

35.881.399.699.7 1.6610.42

ρT T Tm qv qm Q K Nu

1.1144.50.81249393854.769619.70430.006127

2.786986

3.4153345.9531 1.1243.30.7927649815

4.61924.7510.007733

5.26662178.155115

6.6341 1.1241.80.76913308854.346928.78040.008937

7.2470358

8.3815364.0446 1.1240.10.73985346854.199933.99690.0106428.52048100.666172.9465 1.1338.40.71465338653.732338.09410.0119462.29399810

9.545179.3805 1.1337.10.70133276552.899341.08040.0129482.276179116.079884.1158 1.1335.50.68206673552.047744.97470.0141506.556881123.918889.7962 1.1334.10.67323187150.651248.09710.0151520.450242130.827894.8027 1.1332.20.65784939848.947451.93080.0163530.911231138.103100.075 1.1330.80.65488696747.03154.560.0171531.147225143.7941104.199 #####VALUE!#VALUE!#VALUE!#VALUE!#######VALUE!#VALUE!#VALUE!

1.0746.5 1.157********.160514.63190.0044204.86239264.9492347.0647 1.0751.8 1.42981210536.228517.0230.0051265.0944693.1666267.512 1.0851.8 1.43449646336.110219.70430.0059310.075372109.33279.2261 1.151.3 1.40863333936.41832

2.59130.0069356.325057124.576990.2731 1.1150.6 1.38039463936.656225.04650.007739

3.637823136.728899.0789 1.1249.8 1.34695935636.972226.76080.0083417.552455143.79610

4.2 1.1348.9 1.31282720937.247929.04060.0091448.925725153.4559111.2 1.1448 1.29125886937.17330.80930.0098471.485909161.4921117.023 1.1546.9 1.27055840936.912932.96360.0105498.033922171.7874124.484 1.164

5.4 1.2434025263

6.512734.44770.0111506.829196176.7372128.07

Re Nu/Pr logRe logR

19666.9552.49374 4.293736981 1.720107493

24782.7464.69498 4.394149262 1.810870615

28881.8373.16018 4.460624747 1.864274785

34276.2883.32909 4.534993732 1.920796661

38510.590.6789 4.585579152 1.957506223

41575.2896.08814 4.618835181 1.982669767

45625.56102.5771 4.659208205 2.011050472

48790.28108.2962 4.688333297 2.03461324

52689.62114.3184 4.721725104 2.05811626

55271.93119.0294 4.742504639 2.075654284

#VALUE!#VALUE!#VALUE!#VALUE!

14075.5253.76346 4.148464587 1.730487243

16392.5177.12117 4.21464551 1.887173598

19173.9790.50253 4.282712131 1.956660732

22247.81103.1219 4.347287336 2.013350697

24916.17113.1809 4.396481311 2.053773305

26852.78119.031 4.428989239 2.075659927

29459.58127.0273 4.469226615 2.10389694

31518.96133.6794 4.498571843 2.126064535

34072.91142.2016 4.532409268 2.152904453

35817.76146.299 4.554098429 2.165241253

0.001298674

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