Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as a mechanical and electrical equipment installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the Council Member of the Shandong Equipment Manufacturing Association. The company has also passed the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System certifications, and the American ASME/U2 certification.
The biomass boiler combustion technology refers to the process of burning biomass fuel to release heat energy. Here are common biomass boiler combustion technologies:
Burning Methods: Biomass boilers can utilize various burning methods, including direct combustion, gasification combustion, and liquefaction combustion, etc. Direct combustion involves burning biomass fuel directly in the furnace; gasification combustion converts biomass fuel into combustible gases at high temperatures before burning; and liquefaction combustion involves converting biomass fuel into liquid fuel before burning.
Combustion Control: Biomass boilers require control systems for fuel supply, air supply, and the combustion process. By adjusting the ratio of fuel to air, combustion temperature and efficiency are controlled to achieve a stable combustion process.
Combustion Equipment: The combustion equipment of biomass boilers includes the furnace, grate, and combustion chamber, etc. The furnace is the main combustion area, the grate supports and burns the fuel, and the combustion chamber provides an appropriate environment for combustion.
Combustion Equipment: To enhance the combustion efficiency and environmental performance of biomass boilers, combustion equipment such as preheaters, dust collectors, and desulfurization devices are often installed. Preheaters are used to increase the combustion temperature and thermal efficiency of the fuel, dust collectors are for removing particulate matter from flue gas, and desulfurization devices are for removing sulfur from flue gas.
Combustion Control and Monitoring: Biomass boilers require combustion control and monitoring equipment.

Yes, the biomass boiler market is expected to continue expanding. Here are some factors driving the growth of the biomass boiler market:
Rising Demand for Renewable Energy: As the demand for renewable energy continues to grow, biomass, as a renewable energy source, holds vast application prospects. Government and corporate support and promotion of renewable energy will facilitate the expansion of the biomass boiler market.
Enhanced environmental awareness: Biomass boilers, compared to traditional fossil fuel boilers, have lower carbon emissions and environmental impact. With the rising awareness of environmental protection, an increasing number of users are opting for biomass boilers to minimize their environmental footprint.
Policy Support: Many regions have implemented policies and measures to support the development of renewable energy, including tax incentives and energy regulations. These policies are set to drive the growth of the biomass boiler market.
Energy Security Needs: As a native renewable energy source, biomass can reduce dependence on imported energy and enhance energy security. In areas with scarce resources, the demand for biomass boilers will be even more pronounced.
Technological advancement and cost reduction: With ongoing technological progress and reduced costs, biomass boilers have seen improved performance and efficiency, making them more competitive and viable.
In summary, the biomass boiler market is expected to grow continuously, driven by factors such as increasing demand for renewable energy, heightened environmental awareness, policy support, energy security needs, as well as technological advancements and cost reductions.

Biomass boilers may experience issues such as ash accumulation and slagging during long-term operation. These problems can affect the boiler's combustion efficiency and safety. Here are methods to handle ash accumulation and slagging in biomass boilers:
Regular Cleaning: Regularly cleaning the ash and soot buildup inside the boiler is crucial for preventing scale and slag formation. A cleaning schedule can be established based on the boiler's usage, which includes cleaning the combustion chamber, flue, and heat exchanger, among other components. Appropriate tools and cleaning agents should be used during the cleaning process to ensure the removal of ash and soot.
Adjust combustion parameters: Properly adjusting the combustion parameters of biomass boilers can reduce the occurrence of ash accumulation and slagging. For instance, adjusting combustion temperature, oxygen supply, and combustion time to enhance combustion efficiency and minimize ash and slag formation.
Additives Usage: During biomass combustion, special additives such as ash and slag inhibitors, and coking inhibitors can be added. These additives can reduce the formation of ash and carbon deposits, enhancing the boiler's cleanliness and combustion efficiency. The use of additives should be based on specific circumstances and manufacturer recommendations.
Regular inspections and maintenance: Regularly inspect and maintain all components of the biomass boiler, including burners, fans, flues, and heat exchangers, to promptly identify and address issues like ash accumulation and coking. During inspections, you can clear clogged parts and repair damaged ones, ensuring the boiler operates smoothly.
Be mindful that dealing with biomass boiler ash and slagging issues requires a case-by-case approach. Consult with boiler maintenance personnel or manufacturers for more detailed and accurate advice. Additionally, regular cleaning and maintenance are crucial measures to prevent ash and slagging problems.

Slagging in biomass boiler furnace is caused by the ash and other impurities in biomass fuel that accumulate in the furnace during the combustion process. The following are some operating factors that affect slagging in biomass boiler furnace:
Fuel Characteristics: Different types of biomass fuel have varying ash content, ashing temperature, and ashing properties. Fuel with high ash content tends to produce large amounts of ash slag, while fuel with a lower ashing temperature is prone to slagging inside the furnace.
Combustion Temperature: Combustion temperature is a significant factor affecting slagging in biomass boiler furnace. An excessively low combustion temperature can lead to incomplete fuel combustion and insufficient melting of ash, increasing the likelihood of slagging.
Air Supply: Excessive air supply can lower combustion temperatures, increase the time fuel stays in the furnace, and raise the risk of slagging. Meanwhile, insufficient air supply can lead to incomplete fuel combustion, increasing the generation of ash and slag.
Furnace Design: The design of the furnace chamber significantly impacts the airflow and temperature distribution within it. A well-designed furnace chamber promotes complete combustion of fuel and the expulsion of ash, reducing the likelihood of slagging.
Ash Cleaning System: The performance and operation of the ash cleaning system also affect the slagging condition inside the furnace. Regularly clean the ash and soot inside the furnace to maintain good furnace ventilation.
Our company places great emphasis on technological innovation and R&D design, boasting one municipal-level enterprise technology center in Heze City. We have established testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. We are equipped with over 600 various instruments and equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property testing machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and others. Our developed key products and technologies, such as thermal pressure vessel welding, biomass boiler emission reduction, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology science and technology innovation projects, Shandong key projects, and Heze City innovation and excellence projects. We have cumulatively obtained 27 authorized utility model patents, 16 authorized invention patents, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. Our technical team, in collaboration with Professor Yajiang Li of Shandong University, has developed deep cryogenic container processing technology using the international plasma arc + filler wire tungsten inert gas arc combination welding (PAW-GTAW) technique. After being appraised as a provincial-level scientific and technological achievement, our technology level in deep cryogenic container manufacturing has reached an international standard. Choose Zhongjie Special Equipment, and let's create brilliance together!