What is a potential hazard of improper feedwater circulation?

Improper feedwater circulation can lead to boiler overheating and possible failure due to uneven heat distribution and reduced cooling of the boiler components. When feedwater is not circulating effectively, certain areas of the boiler may become excessively hot while others may not receive adequate water flow, leading to thermal stresses. These stresses can cause tube failures or even structural damage to the boiler. Ensuring proper feedwater circulation is essential to maintain optimal heat transfer and prevent overheating, which could result in catastrophic failure. The potential hazards associated with improper feedwater circulation are significant, making it crucial to monitor and maintain appropriate flow rates and circulation patterns in boiler systems.