Exam Question
(a) What are some key components of a heat exchanger that you would examine closely during a maintenance check? (8)
(b) How is leakage detected in plate-type and shell-and-tube heat exchangers? (8)
Class 4 (4th Engineer)
MEP
📅 Sep 2025
Reference Answer
### (a) Key Components of a Heat Exchanger for Maintenance Examination (8 Marks)
During a comprehensive maintenance inspection of a heat exchanger, a systematic examination of key components is crucial to ensure operational reliability, efficiency, and safety. The following components demand close scrutiny:
1. **Heat Transfer Surfaces (Tubes/Plates)**:
* **Function**: These are the primary surfaces where thermal energy is exchanged between the two fluids.
During a comprehensive maintenance inspection of a heat exchanger, a systematic examination of key components is crucial to ensure operational reliability, efficiency, and safety. The following components demand close scrutiny:
1. **Heat Transfer Surfaces (Tubes/Plates)**:
* **Function**: These are the primary surfaces where thermal energy is exchanged between the two fluids.
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