Exam Question
Write short notes on the following:
(a) Incinerators (5)
(b) Air line relief valve (5)
(c) Mixing column (6)
Class 4 (4th Engineer)
MEKG
📅 Apr 2025
Reference Answer
### (a) Incinerators
Marine incinerators are crucial equipment on board vessels for the safe, hygienic, and environmentally sound disposal of various solid and liquid wastes generated during normal ship operations. Their operation is strictly governed by MARPOL Annex V (Garbage) and Annex VI (Air Pollution) regulations, aiming to minimise environmental impact.
* **Purpose**: To reduce the volume and toxicity of ship-generated wastes by combustion, converting them into inert ash and flue gases, thereby preventing overboard discharge and land disposal issues.
* **Types**: Typically, marine incinerators are either:
Marine incinerators are crucial equipment on board vessels for the safe, hygienic, and environmentally sound disposal of various solid and liquid wastes generated during normal ship operations. Their operation is strictly governed by MARPOL Annex V (Garbage) and Annex VI (Air Pollution) regulations, aiming to minimise environmental impact.
* **Purpose**: To reduce the volume and toxicity of ship-generated wastes by combustion, converting them into inert ash and flue gases, thereby preventing overboard discharge and land disposal issues.
* **Types**: Typically, marine incinerators are either:
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