Indian Boiler Course presents this topic in a plant-oriented, examination-ready format. The lesson combines principles, construction, operation, safety, inspection points, troubleshooting and revision questions.
Overview
A decision-oriented comparison covering flow arrangement, pressure capability, response, water content, efficiency, maintenance, failure consequences and applications.
Why It Matters
This topic affects efficiency, reliability, safety and examination performance. Relate the concept to actual indications, operator actions and inspection evidence.
Key Takeaways
- Understand the physical mechanism.
- Recognise early warning signs.
- Know the approved preventive controls.
- Support answers with a simple diagram or calculation.