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Bahrain Polytechnic بوليتكنك البحرين Assessment Cover Sheet Assessment Project Assessment Due Date 15-June-2024 Individual Not must-pass Course Code EN8918T Applied and Process Heat Transfer Course Title Internal Moderator's External Examiner's Learner ID Date Learner Name Programme ENT8070 Programme Bachelor of Engineering Technology (Chemical and Industrial Processes) Lecturer's By submitting this assessment for marking, I affirm that this assessment is my own work. Learner Signature Instructions: 1. This cover sheet must be completed (section in red below) and attached to your assessment before submission in hard copy/soft copy. 2. The time allowed for this assessment is 11 days. 3. This assessment carries 30% marks distributed to a total of 3 questions assessing CILO 1,2,3 & 4. 4. The materials allowed for use in this assessment are textbooks and other open resources. 5. The use of generative Al tools is strictly prohibited. 6. References consulted (if any) must be properly acknowledged and cited. 7. The assessment has a total of 9 pages (including this page) Do not write beyond this line. For assessor use only. Assessor's Name Marking Date Comments: Biraju J Sanghavi Maks Obtained Page 1 of 9 2023-24_S3_EN8918T_Applied and Process Heat Transfer_Project CILO CILO No. 1 2 3 4 Integrate specialist theories, principles and concepts of the modes of heat transfer to critically analyze and evaluate heat transfer in mixed mode situations in practical project settings Apply creative analytical design skills to enhance the rate of heat transfer in complex applications for industrial use Apply industry standard heat transfer techniques to solve complex industrial heat exchanger problems Apply standard investigative methods and design procedure for the thermal analysis of heat exchangers in power plants (Tabel 1: CILOS coverage) Instructions This Assessment contributes 30% of the Final Grade • Evidence must be submitted individual. • Evidence of this assessments are report followed by presentation • • Any plagiarized work will be awarded zero mark. Use Font theme: Times New Roman/Arial/Tahoma, Font size: 12, Paragraphs: 1.5-line spacing. • Student should use textbook and other open resources. • Convert the dimensional units whenever it is necessary • • Upload your long report electronically in Moodle on or before the due date or Submit to your tutor. The total number of pages for this assignment is 9 pages including the cover page. Design and Analysis of Heat Exchanger Scenario: You have been recently appointed as a junior engineer in reputed process engineering consultancy company, engaged to provide detailed engineering for chemical manufacturing and related processes. As a part of technical team, your supervisor asked you to complete several tasks related to thermal design and analysis of heat exchanger. Tasks mainly includes analyze types of heat exchangers, thermal design of a) double pipe heat exchanger, b) single effect evaporator, and c) condenser. Page 2 of 9 Task 1 (Analysis the types of Heat Exchanger) Analyse given type of heat exchangers with respect to Labelled schematic diagram. (20 Marks) (i) (ii) Working principle (iii) 3 or more Advantages and Disadvantages (iv) 3 or more Industrial Applications. Heat Exchanger Types a) Double Pipe Heat Exchanger b) Sheel and Tube Heat Exchanger c) Plate and Frame Heat Exchanger d) Forced circulation evaporator Note: Plagiarism will be checked at Moodle Task evidence: - - Theoretical report with clear labelled diagrams Power point slides - List of references Page 3 of 9 Task 2 (Thermal Design of Double Pipe Heat Exchanger) (45 Marks) Perform thermal design and analysis of for given case of double pipe heat exchanger, and answer the following Case: A double pipe heat exchanger is used to cool A Sulfuric acid from B to C by D water with initial temperature E. The internal diameter of inside and outside pipe are F and G respectively, while thickness of both pipes is 1.25 cm. Sulfuric acid is flowing through the inside pipe. Data: Properties at mean temperature Density, (kg/m³) Specific Heat Capacity, (kJ/kg.K) Thermal Conductivity (W/m.K) Dynamic Viscosity, (Pa.s) Sulfuric acid Water 1800 998.2 1.465 4.186 0.3023 0.668 11.194 x 10-3 1.1 x 10-3 (Tabel 2: chemical properties for task 1) Thermal conductivity of metal pipe is 46.51 W/(m.K) Note: Show your calculations with formula and substitution. - Use 3 significant figures of values in calculator. Students must use their respective assigned values of A, B, C, D, E, F, G from table 3 Use the Dittus-Bolter correlation to calculate inside and outside heat transfer coefficients. Evaluate: (i) Outlet water temperature (°C) (2 Marks) (ii) Draw Temperature vs Length profile (Parallel and Counter flow) (2 Marks) (iii) (iv) Log mean temperature difference (LMTD) (Parallel and counter flow) (6 Marks) Inside heat transfer coefficient (h;) in (W/m².K) (6 Marks) (v) Outside heat transfer coefficient (ho) in (W/m².K) (6 Marks) (vi) Overall heat transfer coefficient in (W/m².K) (4 Marks) (vii) (viii) (ix) Area and Length of heat exchanger by LMTD analysis (Parallel and Counter flow) (4 Marks) Area and Length of heat exchanger by effectiveness-NTU analysis (Parallel and Counter flow) (10 Marks) Discuss above results (5 Marks) Page 4 of 9 Task 2 (Double Pipe HE) Assigned Data S.N. ID A B C D E F G Tons/Day (°C) (ºC) Tons/Day (°C) (cm) (cm) 1. 202306605 301 61 41 501 10 7.6 12.6 2. 202306668 302 61.5 41.5 502 10.5 7.7 12.7 3. 202306600 303 62 42 503 11 7.8 12.8 4. 202306606 304 62.5 42.5 504 11.5 7.9 12.9 5. 202306610 305 63 43 505 12 8 13 6. 202306657 306 63.5 43.5 506 12.5 8.1 13.1 7. 202306763 307 64 44 507 13 8.2 13.2 8. 202306659 308 64.5 44.5 508 13.5 8.3 13.3 9. 202306618 309 65 45 509 14 8.4 13.4 10. 202306712 310 65.5 45.5 510 14.5 8.5 13.5 11. 202306607 311 66 46 511 15 8.6 13.6 12. 202306599 312 66.5 46.5 512 15.5 8.7 13.7 13. 202306714 313 67 47 513 16 8.8 13.8 14. 202306658 314 67.5 47.5 514 16.5 8.9 13.9 15. 202306694 315 68 48 515 17 9 14 16. 202306642 316 68.5 48.5 516 17.5 9.1 14.1 17. 202306762 317 69 49 517 18 9.2 14.2 18. 202306644 318 69.5 49.5 518 18.5 9.3 14.3 19. 202306646 319 70 50 519 19 9.4 14.4 20. 202306641 320 70.5 50.5 520 19.5 9.5 14.5 21. 202306617 321 71 51 521 20 9.6 14.6 22. 202306611 322 71.5 51.5 522 20.5 9.7 14.7 23. 202306750 323 72 52 523 21 9.8 14.8 24. 202306693 324 72.5 52.5 524 21.5 9.9 14.9 25. 202306751 325 73 53 525 22 10 15 26. 202306754 326 73.5 53.5 526 22.5 10.1 15.1 27. 202306621 327 74 54 527 23 10.2 15.2 28. 12010919 328 74.5 54.5 528 23.5 10.3 15.3 29. 202306643 329 75 55 529 24 10.4 15.4 30. 202306679 330 75.5 55.5 530 24.5 10.5 15.5 (Tabel 3: Assigned data for task 2) Task 2 (Double Pipe HE) evidence: Problem solution with detail calculations, formula and substitution Discussion of the results (maximum 2 pages) Results power point presentation List of references Page 5 of 9