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Class 4 (4th Engineer) MEKG 📅 Apr 2024

Exam Question

(a) Describe the constructional features of plate type fresh water generator and its operational procedures for fresh water generation. (6)

(b) State the temperatures and pressures at salient points. (4)

(c) State some of the advantages and limitations that exist in using a plate type heat exchanger. (6)

Reference Answer

### (a) Constructional Features and Operational Procedures
#### Constructional Features
A plate type freshwater generator (PFWG) is a compact and efficient vacuum distillation unit. It is constructed from a pack of thin, corrugated metal plates, typically made of titanium, compressed within a frame. The key components are:
1. **Plate Pack:** This is the core of the unit, consisting of numerous thin plates.

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