Exam Question
The auxiliary boiler of a ship periodically needs feed water and the rate of feed is gradually increasing everyday, without an increase in demand. Suggest some causes for such a happening (16)
Class 4 (4th Engineer)
MEKG
📅 May 2024
Reference Answer
The gradual increase in auxiliary boiler feed water consumption, without a corresponding increase in steam demand, is a critical operational indicator of systemic inefficiencies or developing faults within the boiler and its associated steam and condensate systems. This indicates a net loss of water/steam from the closed-loop system, requiring greater replenishment via the feed water system. A comprehensive investigation is warranted to identify and rectify the underlying causes.
Here are some detailed causes that would lead to such a scenario:
### 1. External Steam System Leaks
External steam leaks are among the most common and significant contributors to increased feed water consumption, as steam is directly lost to the atmosphere.
Here are some detailed causes that would lead to such a scenario:
### 1. External Steam System Leaks
External steam leaks are among the most common and significant contributors to increased feed water consumption, as steam is directly lost to the atmosphere.
Full answer on MeoMock — surveyor-grade reference answers for 7,000+ written exam questions.
Prepare on Android — MeoMock on Google Play