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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