Ćw 5 Badanie wymiennika ciepła












V [ml] 600














1
2
3
4


1 2 3 t_sr [s]










T_z [°C] 12.778
12.628
11.996
12.71
1 zimna t[s] 14.83 13.87 14.08 14.26










ΔT_z [°C] 6.9662
10.367
6.159
8.0937

ciepła t[s] 8.39 7.29 8.05 7.91










T_g [°C] 50.962
56.7
51.766
52.37
2 zimna t[s] 21.93 21.31
21.62










ΔT_g [°C] 3.94723
5.6844
4.3675
3.967

ciepła t[s] 10.15 10.54
10.345



















3 zimna t[s] 13.33 12.52
12.925










T_zsr [°C] 16.2611
17.8115
15.0755
16.75685

ciepła t[s] 8.3 7.52 7.57 7.79666666666667










T_gsr [°C] 48.988385
53.8578
49.58225
50.3865
4 zimna t[s] 17.74 15.39 15.7 16.2766666666667




















ciepła t[s] 7.31 8.14 6.81 7.42










V_z [m3/s] 4.20757363253857E-05
2.77520814061055E-05
4.642166344294E-05
3.68625844767561E-05

















V_g [m3/s] 7.58533501896334E-05
5.79990333494442E-05
7.69559640872167E-05
8.08625336927224E-05











































m_z [kg/s] 0.042029145862553
0.027721351526365
0.046379113346228
0.036818659021094










m_g [kg/s] 0.074836915297092
0.057221846302562
0.076037879435656
0.079897843665768



























t [°C] ν [m2/s] t [°C] ν [m2/s] t [°C] ν [m2/s] t [°C] ν [m2/s]









10 1.306E-06 10 1.306E-06 10 1.306E-06 10 1.306E-06









20 1.006E-06 20 1.006E-06 20 1.006E-06 20 1.006E-06









16.2611 1.118167E-06 17.8115 1.071655E-06 15.0755 1.153735E-06 16.75685 1.1032945E-06



























40 6.59E-07 50 5.56E-07 40 6.59E-07 50 5.56E-07









50 5.56E-07 60 4.78E-07 50 5.56E-07 60 4.78E-07









48.988385 5.664196345E-07 53.8578 5.2590916E-07 49.58225 5.60302825E-07 50.3865 5.529853E-07



























O [m] 0.143256625003695















A_z [m2] 0.000583205260212















d_hz [m] 0.016284210526316















c_z [m/s] 0.072145673566218
0.04758544426708
0.079597470410388
0.06320687927837









Re_z [-] 1050.67967210189
723.079155542966
1123.46593067295
932.909689009058



























t [°C] β_z [1/°C] t [°C] β_z [1/°C] t [°C] β_z [1/°C] t [°C] β_z [1/°C]

















10 7E-05 10 7E-05 10 7E-05 10 7E-05










20 0.000182 20 0.000182 20 0.000182 20 0.000182









16.2611 0.00014012432 17.8115 0.0001574888 15.0755 0.0001268456 16.75685 0.00014567672



























Gr_z [-] 155374.336550575
209396.544294006
139295.299580587
170489.928306875



























t [°C] Pr_fz [-] t [°C] Pr_fz [-] t [°C] Pr_fz [-] t [°C] Pr_fz [-]









10 9.52 10 9.52 10 9.52 10 9.52









20 7.02 20 7.02 20 7.02 20 7.02









16.2611 7.954725 17.8115 7.567125 15.0755 8.251125 16.75685 7.8307875



























T_w [°C] 32.6247425
35.83465
32.328875
33.571675



























t [°C] Pr_w [-] t [°C] Pr_w [-] t [°C] Pr_w [-] t [°C] Pr_w [-]









30 5.42 30 5.42 30 5.42 30 5.42









40 4.31 40 4.31 40 4.31 40 4.31









32.6247425 5.1286535825 35.83465 4.77235385 32.328875 5.161494875 33.571675 5.023544075




























Nu_z [-] 13.4041312334884
12.0146022034623
13.8740978330997
12.9372909514674



























t [°C] λ_z [W/(mK)] t [°C] λ_z [W/(mK)] t [°C] λ_z [W/(mK)] t [°C] λ_z [W/(mK)]









10 0.575 10 0.575 10 0.575 10 0.575









20 0.6 20 0.6 20 0.6 20 0.6









16.2611 0.59065275 17.8115 0.59452875 15.0755 0.58768875 16.75685 0.591892125



























α_z [W/(m2K)] 486.187952533921
438.647389029289
500.70902729583
470.239599312021



























A_g [m2] 0.000153938040026















d_hg [m] 0.004298245614035















c_g [m/s] 0.49275247480656
0.376768687841458
0.499915187138079
0.525292732576804









Re_g [-] 3739.22624612376
3079.32335694686
3834.99451480684
4082.99675214288




















t [°C] β_g [1/°C]







40 0.000387 50 0.000449 40 0.000387 50 0.000449

50 0.000449 60 0.000511 50 0.000449 60 0.000511

48.988385 0.000442727987 53.8578 0.00047291836 49.58225 0.00044640995 50.3865 0.0004513963











Gr_g [-] 35181.3945014539
48014.0224061753
38223.8996790539
38671.9313927533











t [°C] Pr_fg [-] t [°C] Pr_fg [-] t [°C] Pr_fg [-] t [°C] Pr_fg [-]

40 4.31 50 3.54 40 4.31 50 3.54

50 3.54 60 2.98 50 3.54 60 2.98

48.988385 3.617894355 53.8578 3.3239632 49.58225 3.57216675 50.3865 3.518356











Nu_g [-] 24.1375867264068
19.8621653542559
24.3798365380363
25.5423598454455











t [°C] λ_g [W/(mK)] t [°C] λ_g [W/(mK)] t [°C] λ_g [W/(mK)] t [°C] λ_g [W/(mK)]









40 0.634 50 0.648 40 0.634 50 0.648









50 0.648 60 0.659 50 0.648 60 0.659









48.988385 0.646583739 53.8578 0.65224358 49.58225 0.64741515 50.3865 0.64842515



























α_g [W/(m2K)] 3631.00959727274
3014.01339069826
3672.16695986593
3853.2717767584



























λ_wCu [W/(mK)] 386















ΔT_max [°C] 38.184
44.072
39.77
39.66









ΔT_ln [°C] 32.4217321215745
35.4425746326585
34.2374714021602
33.2660591611684


























Met. Dokładna k [W/(m*K)] 21.1703470973206
18.8848414697473
21.7490571549787
20.7200285655455









Q_kr [W] 844.246566687398
823.272705957456
915.898248512062
847.806646181517


























Met. Przybliżona k [W/(m2*K)] 427.824952582474
382.160690073774
439.624590581277
418.186681084763









A_0 [m2] 0.057962384458732























Q_kr [W] 803.986149810036
785.086515784421
872.428616794382
806.339240954752




























t [°C] c_z [J/(kg*K)] t [°C] c_z [J/(kg*K)] t [°C] c_z [J/(kg*K)] t [°C] c_z [J/(kg*K)]









10 4191 10 4191 10 4191 10 4191









20 4183 20 4183 20 4183 20 4183









16.2611 4185.99112 17.8115 4184.7508 15.0755 4186.9396 16.75685 4185.59452



























Q_z [W] 1225.58886279278
1202.64402967792
1195.99493855214
1247.30373694492



























t [°C] c_g [J/(kg*K)] t [°C] c_g [J/(kg*K)] t [°C] c_g [J/(kg*K)] t [°C] c_g [J/(kg*K)]









40 4174 50 4174 40 4174 50 4174









50 4174 60 4179 50 4174 60 4179









48.988385 4174 53.8578 4175.9289 49.58225 4174 50.3865 4174.19325



























Q_g [W] 1232.99341065982
1358.31217356918
1386.16636002864
1323.03036056609



























ε [-] 0.206451729287199
0.257687799053903
0.219298526124836
0.199777966877324

















η [%] 99.3994657389871
88.5395900205904
86.2807649240186
94.2762746889072





































































Zestawienie wyników:















































1 2 3 4




















T_z [°C] 12.778 12.628 11.996 12.71




















ΔT_z [°C] 6.9662 10.367 6.159 8.0937




















T_g [°C] 50.962 56.7 51.766 52.37




















ΔT_g [°C] 3.94723 5.6844 4.3675 3.967




















t_z [s]
























1 14.83 21.93 13.33 17.74




















2 13.87 21.31 12.52 15.39




















3 14.08

15.7




















t_zsr [s] 14.26 21.62 12.93 16.28




















t_g [s]
























1 8.39 10.15 8.3 7.31




















2 7.29 10.54 7.52 8.14




















3 8.05
7.57 6.81




















t_gsr [s] 7.91 10.35 7.8 7.42




















V_z [m3/s] 4.20757363253857E-05 2.77520814061055E-05 4.642166344294E-05 3.68625844767561E-05




















V_g [m3/s] 7.58533501896334E-05 5.79990333494442E-05 7.69559640872167E-05 8.08625336927224E-05




















m_z [kg/s] 0.042029145862553 0.027721351526365 0.046379113346228 0.036818659021094




















m_g [kg/s] 0.074836915297092 0.057221846302562 0.076037879435656 0.079897843665768




















Nu_z [-] 13.4041312334884 12.0146022034623 13.8740978330997 12.9372909514675




















Nu_g [-] 24.1375867264068 19.8621653542559 24.3798365380363 25.5423598454455




















α_z [W/(m2K)] 486.187952533921 438.647389029288 500.70902729583 470.239599312022




















α_g [W/(m2K)] 3631.00959727274 3014.01339069826 3672.16695986593 3853.2717767584




















k [W/(m*K)] 21.1703470973206 18.8848414697473 21.7490571549787 20.7200285655455




















ΔT_ln [°C] 32.4217321215745 35.4425746326585 34.2374714021602 33.2660591611684




















Q_kr [W] 844.246566687398 823.272705957456 915.898248512061 847.806646181517




















Q_g [W] 1232.99341065982 1358.31217356918 1386.16636002864 1323.03036056609




















η [-] 0.206451729287199 0.257687799053903 0.219298526124836 0.199777966877324




















η [%] 99.3994657389871 88.5395900205904 86.2807649240186 94.2762746889072




















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