Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat boilers, and other boiler products; vacuum insulation cryogenic pressure vessels such as LNG tanks, oxygen/nitrogen/argon tanks, and CO2 tanks; pressure vessel products such as denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment sets; central air conditioning and ventilation equipment such as ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modular units. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
Transforming coal-fired boilers into biomass boilers offers the following benefits:
Environmentally Friendly: The fuel used in biomass boilers comes from organic matter such as plants, animals, and microorganisms. Compared to coal-fired boilers, biomass boilers produce lower carbon emissions during combustion, reducing greenhouse gas emissions and being more environmentally friendly.
Energy conservation and emission reduction: Biomass boilers employ combustion technology and a heat recovery system, enhancing energy utilization efficiency and reducing waste. Moreover, the combustion of biomass fuel generates less ash and pollutants, thereby minimizing 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. Moreover, the technology and equipment for biomass boilers are continuously evolving and maturing, making them more economically competitive.
Waste Utilization: Upgrading coal-fired boilers to 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 post-upgrade and achieve the anticipated energy-saving and emission-reduction effects. Therefore, it is advisable to seek engineering technical support and consultation when converting coal-fired boilers.

To prevent and mitigate corrosion issues in biomass boilers, the following methods can be adopted:
Regular cleaning and maintenance: Regularly clean the internal soot and dirt from the boiler to maintain its cleanliness. During the cleaning process, use appropriate cleaning agents and tools to remove internal dirt from the boiler, preventing corrosion from occurring.
Controlling Water Quality: The quality of water in biomass boilers significantly affects corrosion. Regularly test and adjust the chemical composition of the boiler water to maintain appropriate levels of pH, hardness, and oxygen content. Use water treatment equipment, such as water softeners and deaerators, to improve water quality.
Prevent Oxygen Corrosion: Oxygen corrosion is one of the common corrosion forms in biomass boilers. It can be reduced by installing a deaerator in the boiler's water inlet pipes to remove oxygen from the water. Additionally, chemical measures such as corrosion inhibitors can also be used to prevent oxygen corrosion.
Control the combustion process: High temperatures during combustion and acidic substances in the flue gas can also cause corrosion. To control the combustion process, ensure that the combustion temperature and acidic substances in the flue gas are within the appropriate range. This can be achieved by adjusting the combustion air flow, fuel supply, and fuel distribution.
Prevent Local Corrosion: Certain areas of the boiler, such as the furnace and flue, are prone to corrosion. Reinforcement or coating with corrosion-resistant materials can be applied to these areas to extend their service life.
Regular inspections and maintenance: Regularly inspect and maintain biomass boilers to promptly identify and address corrosion issues. Delegate maintenance personnel for scheduled inspections and maintenance tasks.

When planning and arranging the bag filter for biomass boiler, the following aspects should be considered:
Baghouse location: The baghouse should be situated near the biomass boiler flue gas outlet to effectively capture particulates in the flue gas. Additionally, the location of the baghouse should be convenient for operation and maintenance, ensuring ease of cleaning and filter bag replacement.
Arrangement of smoke进出口: The smoke进出口 of the bag filter should be connected to the biomass boiler's smoke管道, ensuring smooth entry and exit of the smoke from the dust collector. The arrangement of the进出口 should consider the uniformity of smoke flow and minimize resistance to enhance the dust removal effect and operating efficiency of the system.
Baghouse Dust Collector Dimensions and Capacity: Determine the size and capacity of the baghouse based on the biomass boiler's flue gas flow rate and particulate load. Ensure the baghouse meets the flue gas treatment requirements and achieves the desired dust removal effect.
Filter Bag Arrangement and Selection: Filter bags are the core components of bag dust collectors, and appropriate filter bag materials and specifications should be chosen based on the characteristics of flue gas and the nature of particulate matter. The arrangement of filter bags should be rational to ensure that flue gas can pass through the bags evenly, maximizing the capture of particulate matter.
Dust removal system arrangement: Bag dust collectors require regular dust cleaning to maintain the cleanliness of the filter bags and dust removal efficiency. The arrangement of the dust removal system should be user-friendly and easy to maintain, ensuring the effectiveness and efficiency of dust cleaning.
Arrangement of emission pipes: After treatment by the bag dust collector, flue gas must be discharged into the atmosphere. The arrangement of the emission pipes should ensure the safety and compliance of flue gas emissions.
When planning and arranging the biomass boiler bag dust collector, it is recommended to collaborate with an environmental engineer or equipment supplier, design and construct based on specific conditions, to ensure the operation and environmental protection effect of the dust removal system.

The application of biomass boilers holds significant importance for energy conservation and emission reduction:
Reducing Carbon Emissions: The fuel used in biomass boilers comes from organic matter such as plants, animals, and microorganisms, which, when burned, releases carbon dioxide that can be absorbed by plants, creating a cycle. Compared to traditional fossil fuels, biomass fuel emits less carbon, effectively reducing greenhouse gas emissions and is crucial in combating climate change.
Reduce Energy Consumption: Biomass boilers equipped with combustion technology and heat recovery systems can enhance energy efficiency and minimize waste. By conserving energy, energy costs can be reduced and the benefits of energy utilization improved.
Decreasing dependence on fossil fuels: Biomass, as a native renewable energy source, can reduce reliance on imported fossil fuels and enhance energy security. In regions with scarce resources, the use of biomass boilers can provide a reliable energy supply, reducing dependence on external energy sources.
Promoting Agriculture and Forestry Development: The fuel for biomass boilers primarily comes from agricultural by-products such as crop straw, wood, etc., fostering the sustainable development of agriculture and forestry. By effectively utilizing agricultural and forestry waste, resource waste can be reduced and the comprehensive benefits of the agriculture and forestry industry can be enhanced.
Promote Environmental Protection: The combustion of biomass boilers produces relatively low emissions and ash, with minimal environmental impact. Additionally, using biomass boilers can reduce the exploitation and destruction of natural resources, safeguarding the ecological environment.
In summary, the use of biomass boilers is significant for energy conservation and emission reduction.
Our company highly values technological innovation and R&D, boasting 1 municipal enterprise technology center in Heze City. We have established testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, etc. Equipped with over 600 pieces of 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 more. Our developed key products such as temperature and 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 projects, Shandong key projects, and Heze City innovative and excellent projects. We have accumulated a total of 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. The technical team, in collaboration with Professor Li Yajiang of Shandong University, has developed deep cryogenic container processing technology using the international plasma arc + filler wire argon arc welding (PAW-GTAW) technology. After the provincial-level scientific and technological achievement evaluation, the technology level has reached an international standard in the field of deep cryogenic container manufacturing. Choose ZJ Special Equipment, and let's create brilliance together!