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What are the factors that affect boiler load?

27 May 2022

Boiler load refers to the capacity of boiler to produce steam per unit time. Boiler load is an important external factor that can't be controlled in actual operation, and it is also the main factor that affects the energy consumption level of the system. Knowing which factors affect boiler load can help improve the energy consumption level of the boiler. Here, ZOZEN Boiler summarizes the factors that affect the boiler load.

 

In the process of boiler design, there will be a rated load value, which refers to the capacity of the boiler to generate steam in a unit time under the rated working pressure. To ensure stable combustion and normal water circulation of the boiler, the evaporation capacity of the boiler should not be less than 50% of the rated load for a long time. However, in actual operation, the factors affecting boiler load are as follows:

 

1. Fuel quantity and characteristics

2. Bed temperature

3. Bed pressure

4. Oxygen content

5. Proportion of primary and secondary air

6. Feed water temperature

7. Cleanliness of heating surface, heat transfer effect

 

The above is a list of the factors that affect the boiler load.

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