Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Economic and Technological Development Zone, Heze City. With a registered capital of 50 million yuan and total assets of 500 million yuan, the company operates seven business centers: boiler, deep-freeze vessel, pressure vessel, central air conditioning, engineering installation, international trade, and Internet of Things. It has three manufacturing sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total area of 200,000 square meters, with the main workshop spanning 83,000 square meters. The company currently employs 710 staff, including 247 engineering technicians and 82 middle-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was named a "Gazelle Enterprise in Shandong Province" and in August 2022, it was recognized as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Biomass boilers and coal-fired boilers differ in terms of fuel, environmental performance, and sustainability.
Fuel Type: Biomass boilers utilize renewable biomass fuels such as wood chips and straw, whereas coal boilers use fossil fuels like coal. Biomass fuels are renewable and low in carbon, while coal is a finite resource that, when burned, produces a significant amount of carbon dioxide and other pollutants.
Environmental Performance: Biomass boilers emit relatively fewer pollutants during the combustion process, such as carbon dioxide, nitrogen oxides, and particulate matter. In contrast, coal-fired boilers release more pollutants, including nitrogen oxides, particulate matter, and heavy metals, which have a significant impact on both the atmospheric environment and human health.
Sustainability: Biomass fuel is a renewable resource that can be cultivated and recycled through regenerative cycles, offering good sustainability. Coal, on the other hand, is a finite resource, and mining and burning it can damage the environment.
Combustion Efficiency: The combustion efficiency of biomass boilers is relatively low due to the complex chemical and physical properties of biomass fuel, which tends to produce more ash and carbon deposits during combustion. In contrast, coal-fired boilers have a higher combustion efficiency, as the chemical properties of coal fuel are more stable, leading to a more complete combustion process.
Technical Requirements: Biomass boilers compared to coal-fired boilers

Transforming coal-fired boilers into biomass boilers can offer the following benefits:
Environmentally Friendly: Fuel for biomass boilers comes from organic matter such as plants, animals, and microorganisms. Compared to coal-fired boilers, biomass boilers emit lower levels of carbon dioxide during combustion, reducing greenhouse gas emissions and being more environmentally friendly.
Energy-saving and emission reduction: Biomass boilers, utilizing combustion technology and heat recovery systems, enhance energy efficiency and minimize waste. Additionally, the combustion of biomass fuel produces less ash and pollutants, thereby reducing environmental pollution.
Energy Security: Biomass, as a local renewable energy source, can reduce dependence on imported energy and enhance energy security. In areas with scarce resources, switching to biomass boilers can provide a reliable energy supply.
Economic Benefits: Biomass fuel is relatively cost-effective, capable of reducing energy costs. Furthermore, the technology and equipment for biomass boilers are continuously evolving and maturing, making them more economically competitive.
Waste Utilization: Transforming coal-fired boilers into biomass boilers can utilize agricultural by-products such as straw and wood waste, effectively utilizing waste resources and reducing resource waste.
It's important to note that converting coal-fired boilers to biomass boilers requires corresponding technical upgrades and equipment updates, including the combustion system, fuel supply system, and flue gas treatment system. The conversion process must consider factors such as fuel characteristics, combustion properties, and equipment compatibility to ensure the stable operation of the biomass boiler after the transformation and achieve the expected energy and emission reduction effects. Therefore, it is advisable to seek engineering technical support and consultation when carrying out the coal boiler conversion.

Biomass steam boilers offer several advantages:
Renewable Energy: Biomass steam boilers utilize biomass fuels such as wood chips, straw, and husks, which are renewable. Compared to traditional fossil fuels, these fuels offer lower carbon emissions and environmental friendliness.
Diverse fuel options: Biomass steam boilers are suitable for various biomass fuels such as wood chips, straw, and husks, demonstrating strong fuel adaptability. This allows for widespread application of biomass steam boilers in different regions and industries.
Energy Utilization: The biomass steam boiler employs advanced combustion technology and heat recovery systems, achieving high energy utilization efficiency. By optimizing the combustion process and heat recovery, energy utilization efficiency can be maximized, significantly reducing energy consumption.
Flexible operation modes: Biomass steam boilers can be operated flexibly according to actual needs, such as manual control, automatic control, or remote monitoring, etc. This allows the biomass steam boilers to meet requirements in various scenarios and provide a stable steam supply.
Superior environmental performance: Biomass steam boilers produce relatively fewer emissions during the combustion process, resulting in less environmental impact. With reasonable combustion control and flue gas treatment devices, the content of emissions can be further reduced to meet higher environmental protection standards.
Replace Traditional Boilers: Biomass steam boilers can replace conventional coal or oil-fired boilers, reducing dependence on fossil fuels and lowering energy costs and carbon emissions. This is significant for achieving sustainable development and reducing greenhouse gas emissions.
In summary, biomass steam boilers feature renewable energy and diversity.

Slagging in biomass boiler furnaces is caused by the accumulation of ash and other impurities generated during the combustion process of biomass fuel, which settle in the furnace. The following are some operational factors that influence slagging in biomass boiler furnaces:
Fuel Characteristics: Different types of biomass fuels have varying ash content, ashing temperature, and ashing properties. Fuels with high ash content tend to produce large amounts of ash residue, while those with lower ashing temperatures are 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 temperature, increase the residence time of fuel in the furnace, and raise the risk of slagging. At the same time, insufficient air supply can also lead to incomplete combustion of fuel, increasing the generation of ash and slag.
Furnace Design: The design of the furnace chamber significantly impacts the airflow and temperature distribution within. A well-designed furnace promotes complete fuel combustion and efficient slag discharge, reducing the likelihood of slag buildup.
Dust Cleaning System: The performance and operation method of the dust cleaning system also affect the slagging condition of the furnace. Regularly cleaning the ash and accumulated dust inside the furnace maintains the venting of the furnace.
Our company places great importance on technological innovation and R&D design. We have one city-level enterprise technology center in Heze City, equipped with testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. We possess over 600 various equipment and instruments, 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 more. Our key products and technologies, such as temperature and pressure vessel welding, biomass boiler emissions reduction, and waste heat recovery, have successively been shortlisted for multiple Shandong Provincial Department of Industry and Information Technology science and technology projects, Shandong Provincial key projects, and Heze City innovative and excellent projects. We have累计 obtained 27 authorized utility model patents, 16 authorized invention patents, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. The technical team of our company, in collaboration with Professor Li Yajiang of Shandong University, has developed deep cryogenic container processing technology using the international plasma arc + wire filling tungsten inert gas arc welding (PAW-GTAW) technique. After provincial-level scientific and technological achievement identification, the technology level has reached international standards in the field of deep cryogenic container manufacturing. Choose Zhongjie Special Equipment, and let's create brilliance together!