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
Feedwater heating, stack-temperature reduction, approach limits, corrosion and soot deposition.
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.