Manufacturing method of anti-sintering biomass fuel

By adding aqueous aluminosilicate minerals as anti-sintering agents to biomass fuels, the sintering problem caused by high alkali metal content in biomass combustion is solved, and the effects of extending combustion time, improving heat release and extending boiler life are achieved.

CN119685066APending Publication Date: 2025-03-25SHANDONG GUOYUAN NEW MATERIALS CO LTD +1
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Patent Information

Application Number
CN202411727386.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-28
Publication Date
2025-03-25

AI Technical Summary

Technical Problem

The sintering phenomenon caused by high alkali metal content during biomass combustion damages the combustion bed, reduces the boiler life and thermal efficiency, and causes boiler corrosion and ash accumulation.

Method used

Water-containing aluminosilicate minerals are used as anti-sintering agents, and by combining them with biomass materials (such as straw, rice husk, walnut shell, and miscellaneous wood), anti-sintering biomass fuel particles are formed, which increases the ash melting temperature and reduces slag.

Benefits of technology

It effectively inhibits the sintering phenomenon of biomass fuel, improves combustion time and heat release, reduces ash separation and boiler corrosion, extends the boiler life and improves thermal efficiency.

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Abstract

The invention relates to the field of biological energy sources, in particular to an anti-sintering biomass fuel. According to the manufacturing method of the anti-sintering biomass fuel, biomass materials and an anti-sintering agent are adopted, and the biomass materials comprise straw and rice hulls; walnut shells and miscellaneous trees; the adding mass fraction of each substance is 25-50 parts of the straw; 15 to 25 parts of rice husk; 5-10 parts of walnut shells; 5-13 parts of weed tree; and 0.5-2 parts of an anti-sintering agent, wherein the anti-sintering agent is a water-containing aluminosilicate mineral. The biomass fuel disclosed by the invention is low in water content, high in combustion value, low in ash content, low in water content and capable of separating ash and slag. The combustion time is long, and when the temperature reaches about 450 DEG C, hydroxyl groups between layers of the anti-coking agent overflow in the form of water, so that the anti-coking agent is not easy to slag.
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