Exam Question
(a) Explain the types of turbocharging in a marine diesel engine. (8)
(b) What are the reasons that may induce vibration on a main engine turbocharger? (8)
Class 4 (4th Engineer)
MEKM
📅 Jul 2024
Reference Answer
### (a) Types of Turbocharging in a Marine Diesel Engine
There are two primary methods of turbocharging employed in marine diesel engines, distinguished by how they handle the engine's exhaust gas energy before it enters the turbine. The choice of system depends on the engine type, size, and operational profile.
#### 1. Constant Pressure Turbocharging
**Principle of Operation:**
There are two primary methods of turbocharging employed in marine diesel engines, distinguished by how they handle the engine's exhaust gas energy before it enters the turbine. The choice of system depends on the engine type, size, and operational profile.
#### 1. Constant Pressure Turbocharging
**Principle of Operation:**
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