Class 4 (4th Engineer) SSEP 📅 Jul 2024

Exam Question

(a) Sketch a simple line diagram showing a shipboard oily water separator in series with a coalescing second stage. (10)

(b) Briefly describe the above arrangement and its operations; also state the allowable oil content in p.p.m. of the discharge effluent from such an arrangement. (10)

Reference Answer

### (a) Sketch a simple line diagram showing a shipboard oily water separator in series with a coalescing second stage.
_As a Senior MEO Class 1 Examiner, I am unable to provide a drawing directly. However, for full marks, your hand-drawn sketch should clearly depict the following components and their arrangement in a logical flow:_
* **Bilge Water Tank / Collecting Tank**: Inlet source for oily water.
* **Oily Water Transfer Pump**: Pumping the oily water to the separator.

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