Question
Download Solution PDFAs per the boiler regulations, every boiler must be fitted with at least ________ safety valves.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Safety valve:
- These are attached to the steam chest for preventing explosions due to excessive internal pressure of the steam.
- A steam boiler is usually provided with two safety valves
- These are directly placed on the boiler
- The function of safety valve is to blow off the steam when the pressure of the steam inside the boiler exceed the working pressure.
There are 4 types of safety valves
- Lever safety valves
- Dead weight safety valves
- High steam and low water safety valves
- Spring-loaded safety valves
Note:
The first three type of safety valves are usually employed with stationary boiler but the fourth type is mainly used for locomotive and marine boilers.
Last updated on May 28, 2025
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