Q1] Water flows inside tube at a mean flaw velocity 1.641 mis . The tube diameter is 2.5cm whose wall temperature is 90 C. The water enters the tube at 35 °C and leaves at 40°C. Calculate the length of the tube. Nu - 0.023 Re.8 P0.4 The properties of water. kikg. C kg kgm Wm-C Pr 9994 1.79 10- 4.225 0.566 13.25 4.44 4.206 9998 1.55 0.575 11.35 10 4.195 999 2 1.31 0.585 9.40 15.56 21.11 26.67 4.186 998.6 1.12 0.595 7.88 9.8x104 0 604 4.179 4.179 9974 6.78 5.85 9958 0.614 32.22 4.174 9949 T.65 5.12 37.78 4.174 993.0 6.82 0.630 4.53 43.33 4.174 990.6 6.16 0.637 4.04 48.89 4.174 988 8 5.62 0.644 3.64 54.44 4.179 985.7 5.1) 4.71 0.649 3.30 60 4179 983 3 0654 3.01 05.55 4183 9803 43 2.73 71.11 4.186 9713 4.01 0.005 2.53 76.67 4.191 973.7 3.72 0.668 2.33 82.22 4.195 970.2 3.47 0673 2.16 87.78 4.199 966.7 3.27 0.675 2.03 93.33 4.204 9632 3.06 0.678 1.90 4.216 2.07 244 104.4 955.1 0.054 1.60 115.6 4.229 946.7 0685 1.51

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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Problem 1.1P
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Q1] Water flows inside tube at a mean flaw velocity 1.641 mis . The tube diameter is
2.5cm whose wall temperature is 90 C. The water enters the tube at 35 °C and
leaves at 40°C. Calculate the length of the tube.
Nu - 0.023 Re.8 P0.4
The properties of water.
kikg. C
kg
kgm
Wm-C
Pr
9994
1.79 10-
4.225
0.566
13.25
4.44
4.206
9998
1.55
0.575
11.35
10
4.195
999 2
1.31
0.585
9.40
15.56
21.11
26.67
4.186
998.6
1.12
0.595
7.88
9.8x104
0 604
4.179
4.179
9974
6.78
5.85
9958
0.614
32.22
4.174
9949
T.65
5.12
37.78
4.174
993.0
6.82
0.630
4.53
43.33
4.174
990.6
6.16
0.637
4.04
48.89
4.174
988 8
5.62
0.644
3.64
54.44
4.179
985.7
5.1)
4.71
0.649
3.30
60
4179
983 3
0654
3.01
05.55
4183
9803
43
2.73
71.11
4.186
9713
4.01
0.005
2.53
76.67
4.191
973.7
3.72
0.668
2.33
82.22
4.195
970.2
3.47
0673
2.16
87.78
4.199
966.7
3.27
0.675
2.03
93.33
4.204
9632
3.06
0.678
1.90
4.216
2.07
244
104.4
955.1
0.054
1.60
115.6
4.229
946.7
0685
1.51
Transcribed Image Text:Q1] Water flows inside tube at a mean flaw velocity 1.641 mis . The tube diameter is 2.5cm whose wall temperature is 90 C. The water enters the tube at 35 °C and leaves at 40°C. Calculate the length of the tube. Nu - 0.023 Re.8 P0.4 The properties of water. kikg. C kg kgm Wm-C Pr 9994 1.79 10- 4.225 0.566 13.25 4.44 4.206 9998 1.55 0.575 11.35 10 4.195 999 2 1.31 0.585 9.40 15.56 21.11 26.67 4.186 998.6 1.12 0.595 7.88 9.8x104 0 604 4.179 4.179 9974 6.78 5.85 9958 0.614 32.22 4.174 9949 T.65 5.12 37.78 4.174 993.0 6.82 0.630 4.53 43.33 4.174 990.6 6.16 0.637 4.04 48.89 4.174 988 8 5.62 0.644 3.64 54.44 4.179 985.7 5.1) 4.71 0.649 3.30 60 4179 983 3 0654 3.01 05.55 4183 9803 43 2.73 71.11 4.186 9713 4.01 0.005 2.53 76.67 4.191 973.7 3.72 0.668 2.33 82.22 4.195 970.2 3.47 0673 2.16 87.78 4.199 966.7 3.27 0.675 2.03 93.33 4.204 9632 3.06 0.678 1.90 4.216 2.07 244 104.4 955.1 0.054 1.60 115.6 4.229 946.7 0685 1.51
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