ENGCB224-23B (HAM)

Heat and Mass Transfer

15 Points

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The University of Waikato
Academic Divisions
Division of Health Engineering Computing & Science
School of Engineering

Staff

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Convenor(s)

Lecturer(s)

Administrator(s)

: mary.dalbeth@waikato.ac.nz
: natalie.shaw@waikato.ac.nz
: janine.williams@waikato.ac.nz

Placement/WIL Coordinator(s)

Tutor(s)

Student Representative(s)

Lab Technician(s)

Librarian(s)

: anne.ferrier-watson@waikato.ac.nz

You can contact staff by:

  • Calling +64 7 838 4466 select option 1, then enter the extension.
  • Extensions starting with 4, 5, 9 or 3 can also be direct dialled:
    • For extensions starting with 4: dial +64 7 838 extension.
    • For extensions starting with 5: dial +64 7 858 extension.
    • For extensions starting with 9: dial +64 7 837 extension.
    • For extensions starting with 3: dial +64 7 2620 + the last 3 digits of the extension e.g. 3123 = +64 7 262 0123.
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What this paper is about

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This paper covers heat and mass transfer fundamentals with engineering applications such as fin and heat exchanger design, and cooling time calculations for food products.
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How this paper will be taught

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This paper will be taught using a combination of lectures, tutorials, labs and a small project. The lectures introduce the material and include numerous worked examples. The tutorials provide opportunities for students to work on exercises in assignments related to the teaching theory based on problems similar to those covered in the lectures. The lecturer or tutor will be available to assist students with their assignments during the tutorials. The labs allow for hands-on learning and provide an opportunity for the students to apply the theory they learn. The small project is based around an open ended design question and allows students to add research and engineering judgment to their theory in order to arrive at a solution.
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Required Readings

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Çengel & Ghajar, Heat and Mass Transfer: Fundamentals & Application, McGraw-Hill, 2020.

Note that this is a widely used textbook and you may be able to find a second hand copy on popular e-commerce websites.

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Learning Outcomes

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Students who successfully complete the course should be able to:

  • Explain in scientific terms the underlying principles and mechanisms that govern the behaviour and of heat and mass transfer in solid and fluid materials (WA1, WA2)
    Linked to the following assessments:
  • Perform thermal design calculations for heat exchangers (WA2,WA3)
    Linked to the following assessments:
  • Solve practical heat and mass transfer problems that engineers are likely to face in the real world (WA1, WA2), including steady-state and transient conduction and mass diffusion in regularly shaped objects
    Linked to the following assessments:
  • Determine heat and mass transfer coefficients for single and multi-phase problems (WA1, WA2)
    Linked to the following assessments:
  • Solve practical heat transfer problems that engineers are likely to face in the real world (WA1, WA2), including thermal radiation to and from grey and black surfaces
    Linked to the following assessments:
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Assessments

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How you will be assessed

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The learning outcomes are assessed in tests, weekly assignments, labs, a project, and an exam, weighted as shown:

50% Final Exam (In person, Restricted Book)

20% Two Tests (In person, each worth 10%)

10% Assignments (Five assignments, each worth 2%)

10% Lab works (Four experiments, each worth 2.5%)

10% Project

Final exam

The final examination will be at the end of the trimester, covering the whole semester’s lecture material. It will be a Restricted Book examination and will be sat in-person rather than online. Programmable calculators, not containing stored information, are allowed. Students are allowed to two sides of A4 notes hand-written into the exam room. The Exam worth 50% of your final grade. Students must score at least 40% on the exam to pass the course. The format of the final examination will be discussed in lectures during the last week of the course, but will be similar to those from previous years (the 2019 exam with solutions is available on the Moodle page).

Tests

There will be two 50-minute tests (10th August and 28th September) worth 20 (10% each) during the term.

Assignments

There will be five fortnightly assignments that contribute 10% to the final mark.

All assignments and lab worksheets are submitted at the School of Engineering Assignment Box (E.2.04). Marked assignments will be handed out in the lecture and tutorials.

Lab work

There are four laboratory sessions. The timetable for the labs will be decided by the end of the second week, once all enrolments have been finalised. Each student is required to write a short lab report covering the main results and analysis from the laboratory exercise, which will be submitted at the School of Engineering Assignment Box (E.2.04). The labs contribute 10% to the final mark.

Project

In addition to the assignments, there will be a mini-project worth 10% where students will have the opportunity to apply their heat transfer knowledge to an open-ended design challenge.

Samples of your work may be required as part of the Engineering New Zealand accreditation process for BE(Hons) degrees. Any samples taken will have the student name and ID redacted. If you do not want samples of your work collected then please email the engineering administrator, Natalie Shaw (natalie.shaw@waikato.ac.nz), to opt out.

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The internal assessment/exam ratio (as stated in the University Calendar) is 50:50. There is no final exam. The final exam makes up 50% of the overall mark.

The internal assessment/exam ratio (as stated in the University Calendar) is 50:50 or 0:0, whichever is more favourable for the student. The final exam makes up either 50% or 0% of the overall mark.

Component DescriptionDue Date TimePercentage of overall markSubmission MethodCompulsory
1.  Assignment 1
24 Jul 2023
1:00 PM
2
  • Other: Hand-in at the SoE Assignment Box (E2.04)
2. Assignment 2
7 Aug 2023
1:00 PM
2
  • Other: Hand-in at the SoE Assignment Box (E2.04)
3. Assignment 3
4 Sep 2023
1:00 PM
2
  • Other: Hand-in at the SoE Assignment Box (E2.04)
4. Assignment 4
18 Sep 2023
12:00 PM
2
  • Other: Hand-in at the SoE Assignment Box (E2.04)
5. Assignment 5
2 Oct 2023
1:00 PM
2
  • Other: Hand-in at the SoE Assignment Box (E2.04)
6. Lab 1 (Experiment 4)
2.5
  • Other: Hand-in at the SoE Assignment Box (E2.04)
7. Lab 2 (Experiment 2)
2.5
  • Other: Hand-in at the SoE Assignment Box (E2.04)
8. Lab 3 (Experiment 1)
2.5
  • Other: Hand-in at the SoE Assignment Box (E2.04)
9. Lab 4 (Experiment 3)
2.5
  • Other: Hand-in at the SoE Assignment Box (E2.04)
10. Project
10
  • Other: Hand-in at the SoE Assignment Box (E2.04)
11. Test 1
10 Aug 2023
11:00 AM
10
12. Test 2
28 Sep 2023
11:00 AM
10
13. Exam
50
Assessment Total:     100    
Failing to complete a compulsory assessment component of a paper will result in an IC grade
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