University of Idaho Department of Chemical Engineering DOUBLE PIPE HEAT EXCHANGER Prediction Program Rel. 2/8/92 Ch. E. 434 Laboratory D. C. Drown Date: Jan 28, 2008 Time: 14:53:44 Input File Name: G1-14actual.dat Start Iteration Loop Flow = 3.000 GPM Inlet Temperature = 13.11 C Steam Temperature = 118.39 T Wall Guess = 117.89 T Out Guess = 117.89 Steam Pressure = 14.00 PSIG + Temperature = 245.101 Deg F H Vaporization = 948.79 BTU/LB Density= 0.066728 LB/FT3 Barometric Pressure = 13.3596 PSIA Steam Pressure = 14.00 PSIG + Temperature = 118.387 Deg C H Vaporization = 2206976. J/Kg Density = 1.0689 Kg/M3 Fouling - Inside = .0000000 Outside = .0000000 Temperature Convergence to 0.010 Degrees N T Wall T Out Re No. H Inside H Outside U C C Watts / Sq. Meter C Units = F F BTU / Sq. Feet F 1 59.8 26.1 39746. 22990. 10221. 5876. 139.6 79.0 4049. 1800. 1035. Dittus-Boelter T film Pr.33 = 4319. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 4049. Nusselt Ent. = 5260. Sieder-Tate = 4590. Sleicher-Rouse = 4302. Petukhov-Popov = 4562. T V McAdams T bulk = 3908. 67.3 20.68 McAdams T film = 4802. 103.5 2 65.9 38.2 48781. 25436. 10592. 6238. 150.6 100.8 4480. 1865. 1099. Dittus-Boelter T film Pr.33 = 4716. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 4480. Nusselt Ent. = 5743. Sieder-Tate = 5097. Sleicher-Rouse = 4866. Petukhov-Popov = 5023. T V McAdams T bulk = 4468. 89.9 20.68 McAdams T film = 5218. 120.3 3 72.0 49.4 59656. 27968. 10999. 6609. 161.6 121.0 4926. 1937. 1164. Dittus-Boelter T film Pr.33 = 5126. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 4926. Nusselt Ent. = 6242. Sieder-Tate = 5620. Sleicher-Rouse = 5428. Petukhov-Popov = 5472. T V McAdams T bulk = 4988. 110.9 20.69 McAdams T film = 5614. 136.3 Flow Rate = 3.000 GPM Steam Pressure = 14.00 PSIG Temperature IN = 13.1 Degrees C 55.6 F Temperature OUT = 49.4 Degrees C 121.0 F Steam Temperature = 118.4 Degrees C 245.1 F Length Wall Temp. Temp. Water Out Inches C F C F 23.333 59.8 139.6 26.1 79.0 46.667 65.9 150.6 38.2 100.8 70.000 72.0 161.6 49.4 121.0 ..PAGE University of Idaho Department of Chemical Engineering DOUBLE PIPE HEAT EXCHANGER Prediction Program Rel. 2/8/92 Ch. E. 434 Laboratory D. C. Drown Date: Jan 28, 2008 Time: 14:54: 4 Input from KEYBOARD for Case Number: 2 Start Iteration Loop Flow = 2.000 GPM Inlet Temperature = 13.11 C Steam Temperature = 118.39 T Wall Guess = 75.00 T Out Guess = 52.00 Steam Pressure = 14.00 PSIG + Temperature = 245.101 Deg F H Vaporization = 948.79 BTU/LB Density= 0.066728 LB/FT3 Barometric Pressure = 13.3596 PSIA Steam Pressure = 14.00 PSIG + Temperature = 118.387 Deg C H Vaporization = 2206976. J/Kg Density = 1.0689 Kg/M3 Fouling - Inside = .0000000 Outside = .0000000 Temperature Convergence to 0.010 Degrees N T Wall T Out Re No. H Inside H Outside U C C Watts / Sq. Meter C Units = F F BTU / Sq. Feet F 1 69.8 30.3 27367. 16888. 10852. 5298. 157.7 86.6 2974. 1911. 933. Dittus-Boelter T film Pr.33 = 3313. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 2974. Nusselt Ent. = 4034. Sieder-Tate = 3453. Sleicher-Rouse = 3124. Petukhov-Popov = 3295. T V McAdams T bulk = 2891. 71.1 13.77 McAdams T film = 3664. 114.4 2 76.3 46.0 35986. 19291. 11313. 5760. 169.3 114.8 3397. 1992. 1014. Dittus-Boelter T film Pr.33 = 3687. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 3397. Nusselt Ent. = 4489. Sieder-Tate = 3941. Sleicher-Rouse = 3668. Petukhov-Popov = 3737. T V McAdams T bulk = 3420. 100.7 13.77 McAdams T film = 4032. 135.0 3 82.9 60.0 46781. 21767. 11857. 6232. 181.2 140.0 3834. 2088. 1098. Dittus-Boelter T film Pr.33 = 4063. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 3834. Nusselt Ent. = 4947. Sieder-Tate = 4438. Sleicher-Rouse = 4198. Petukhov-Popov = 4158. T V McAdams T bulk = 3898. 127.4 13.78 McAdams T film = 4378. 154.3 Flow Rate = 2.000 GPM Steam Pressure = 14.00 PSIG Temperature IN = 13.1 Degrees C 55.6 F Temperature OUT = 60.0 Degrees C 140.0 F Steam Temperature = 118.4 Degrees C 245.1 F Length Wall Temp. Temp. Water Out Inches C F C F 23.333 69.8 157.7 30.3 86.6 46.667 76.3 169.3 46.0 114.8 70.000 82.9 181.2 60.0 140.0 ..PAGE University of Idaho Department of Chemical Engineering DOUBLE PIPE HEAT EXCHANGER Prediction Program Rel. 2/8/92 Ch. E. 434 Laboratory D. C. Drown Date: Jan 28, 2008 Time: 14:55:38 Input from KEYBOARD for Case Number: 3 Start Iteration Loop Flow = 1.000 GPM Inlet Temperature = 13.11 C Steam Temperature = 118.39 T Wall Guess = 85.00 T Out Guess = 65.00 Steam Pressure = 14.00 PSIG + Temperature = 245.101 Deg F H Vaporization = 948.79 BTU/LB Density= 0.066728 LB/FT3 Barometric Pressure = 13.3596 PSIA Steam Pressure = 14.00 PSIG + Temperature = 118.387 Deg C H Vaporization = 2206976. J/Kg Density = 1.0689 Kg/M3 Fouling - Inside = .0000000 Outside = .0000000 Temperature Convergence to 0.010 Degrees N T Wall T Out Re No. H Inside H Outside U C C Watts / Sq. Meter C Units = F F BTU / Sq. Feet F 1 86.3 38.9 14624. 10018. 12177. 4142. 187.3 102.0 1764. 2145. 730. Dittus-Boelter T film Pr.33 = 2102. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 1764. Nusselt Ent. = 2559. Sieder-Tate = 2117. Sleicher-Rouse = 1850. Petukhov-Popov = 1911. T V McAdams T bulk = 1736. 78.8 6.87 McAdams T film = 2290. 133.0 2 92.4 61.1 22112. 12178. 12854. 4767. 198.3 142.0 2145. 2264. 840. Dittus-Boelter T film Pr.33 = 2404. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 2145. Nusselt Ent. = 2927. Sieder-Tate = 2536. Sleicher-Rouse = 2332. Petukhov-Popov = 2294. T V McAdams T bulk = 2179. 122.0 6.87 McAdams T film = 2570. 160.1 3 99.0 79.0 31646. 14278. 13827. 5386. 210.2 174.2 2515. 2435. 949. Dittus-Boelter T film Pr.33 = 2665. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 2515. Nusselt Ent. = 3245. Sieder-Tate = 2928. Sleicher-Rouse = 2755. Petukhov-Popov = 2623. T V McAdams T bulk = 2551. 158.1 6.88 McAdams T film = 2818. 184.2 Flow Rate = 1.000 GPM Steam Pressure = 14.00 PSIG Temperature IN = 13.1 Degrees C 55.6 F Temperature OUT = 79.0 Degrees C 174.2 F Steam Temperature = 118.4 Degrees C 245.1 F Length Wall Temp. Temp. Water Out Inches C F C F 23.333 86.3 187.3 38.9 102.0 46.667 92.4 198.3 61.1 142.0 70.000 99.0 210.2 79.0 174.2 ..PAGE University of Idaho Department of Chemical Engineering DOUBLE PIPE HEAT EXCHANGER Prediction Program Rel. 2/8/92 Ch. E. 434 Laboratory D. C. Drown Date: Jan 28, 2008 Time: 14:56: 1 Input from KEYBOARD for Case Number: 4 Start Iteration Loop Flow = 0.500 GPM Inlet Temperature = 13.11 C Steam Temperature = 118.39 T Wall Guess = 99.00 T Out Guess = 85.00 Steam Pressure = 14.00 PSIG + Temperature = 245.101 Deg F H Vaporization = 948.79 BTU/LB Density= 0.066728 LB/FT3 Barometric Pressure = 13.3596 PSIA Steam Pressure = 14.00 PSIG + Temperature = 118.387 Deg C H Vaporization = 2206976. J/Kg Density = 1.0689 Kg/M3 Fouling - Inside = .0000000 Outside = .0000000 Temperature Convergence to 0.010 Degrees N T Wall T Out Re No. H Inside H Outside U C C Watts / Sq. Meter C Units = F F BTU / Sq. Feet F 1 99.3 48.2 7876. 5961. 13876. 2974. 210.7 118.8 1050. 2444. 524. Dittus-Boelter T film Pr.33 = 1310. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 1050. Nusselt Ent. = 1596. Sieder-Tate = 1279. Sleicher-Rouse = 1148. Petukhov-Popov = 1122. T V McAdams T bulk = 1044. 87.2 3.42 McAdams T film = 1406. 149.0 2 104.3 76.2 13745. 7704. 14951. 3670. 219.8 169.2 1357. 2633. 646. Dittus-Boelter T film Pr.33 = 1518. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 1357. Nusselt Ent. = 1849. Sieder-Tate = 1601. Sleicher-Rouse = 1523. Petukhov-Popov = 1422. T V McAdams T bulk = 1379. 144.0 3.43 McAdams T film = 1601. 181.9 3 109.9 95.2 20201. 9100. 16917. 4274. 229.9 203.3 1603. 2979. 753. Dittus-Boelter T film Pr.33 = 1641. BTU/Ft2 F Dittus-Boelter T bulk Pr.4 = 1603. Nusselt Ent. = 1999. Sieder-Tate = 1846. Sleicher-Rouse = 1765. Petukhov-Popov = 1627. T V McAdams T bulk = 1630. 186.2 3.44 McAdams T film = 1759. 208.1 Flow Rate = 0.500 GPM Steam Pressure = 14.00 PSIG Temperature IN = 13.1 Degrees C 55.6 F Temperature OUT = 95.2 Degrees C 203.3 F Steam Temperature = 118.4 Degrees C 245.1 F Length Wall Temp. Temp. Water Out Inches C F C F 23.333 99.3 210.7 48.2 118.8 46.667 104.3 219.8 76.2 169.2 70.000 109.9 229.9 95.2 203.3