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Solutions for Low Output of Biomass Grate Furnaces: Thermal Efficiency Improvement and Structural Optimization

01 Apr,2025 WhatsApp: +8615382281005 Email: sales@cnlky.com

An underperforming biomass grate furnace can be tackled from two directions at once, thermal efficiency and structure. Combustion-chamber modification, temperature and load adjustment, and day-to-day management work together, and changing only one of them usually makes the effect hard to judge.

Combustion chamber modification

Combustion-chamber modification sits at the structural-optimisation level and improves combustion organisation and flue-gas flow inside the furnace. Before the work, check the matching dimensions of the grate and the furnace chamber; afterwards, review the change together with operating conditions such as air distribution and fuel specification.

Combustion chamber modification area on a biomass grate furnace (photo 1)

Temperature and load adjustment

Temperature and load adjustment is an operating-level measure: running parameters are tuned so that the grate furnace holds steady under the set conditions. Carry it out alongside combustion-chamber modification and day-to-day management, which makes it easier to tell structural factors apart from operating ones.

Day-to-day management

Day-to-day management covers routine checks on combustion conditions, ash cleaning and fuel supply. Record the results, as they form the basis for later adjustments. Spare-part replacement intervals can also be scheduled from those records.

Spare parts and accessories

We supply the chain grates and spare parts commonly used in biomass boilers, including grate bars, cross beams and connecting pins, which the partner factory produces to drawings. As a distributor we provide selection and spare-part matching, and goods leave the partner factory in Wafangdian.