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 has 7 business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It has three factory 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. It currently employs 710 people, including 247 engineers and technicians, and 82 intermediate-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 recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
The Zhongjie Special Equipment biomass boiler body boasts the following technical advantages:
Our combustion technology: The Zhongjie biomass boiler utilizes advanced combustion techniques such as fluidized bed combustion and chain grate combustion, enabling the combustion of biomass fuel. This results in high combustion efficiency, high heat energy utilization, and reduced energy waste.
Multiple Fuel Compatibility: The Zhongjie biomass boiler is adaptable to various biomass fuels such as wood chips, straw, and waste crops, demonstrating strong fuel versatility. Suitable fuels can be chosen based on actual conditions to achieve diversified energy utilization.
Heat Exchanger Design: The heat exchangers for Zhongjie's biomass boiler packages are designed to fully utilize the heat energy in flue gases, enhancing thermal efficiency. The material and structural design of the heat exchangers have been optimized for improved heat conduction and exchange.
The control system: The control system of the Zhongjie biomass boiler, equipped with advanced technology, ensures precise control and adjustment of parameters such as temperature, pressure, and fuel supply. It features safety protection functions, including overheat protection and low water level protection, to guarantee the safe operation of the boiler.
Low Emission Environmental Protection: The Zhongjie biomass boiler utilizes advanced combustion and purification technologies, effectively controlling emissions during the combustion process, such as particulates and nitrogen oxides. It boasts lower carbon and environmental pollutant emissions.
High Reliability and Stability: The materials and processes used in ZJET's customized biomass boiler are known for their durability and stability. Rigorous quality control and testing ensure the boiler's high reliability and long-term stable operation.

Preventing malfunctions is crucial for maintaining the smooth operation of biomass hot water boilers. Here are some methods for preventing malfunctions:
Regular Inspections and Maintenance: Perform regular checks and maintenance on biomass hot water boilers, including cleaning, lubricating, and securing. Inspect all parts and connections of the boiler to ensure they are functioning properly and the boiler is in good working condition.
Clean Combustion System: Regularly clean the combustion system, including the combustion chamber, burner, and burner nozzle, etc. Remove soot, deposits, and dirt to maintain the unobstructed flow of the combustion system, preventing incomplete combustion and unstable flames.
Check Water Quality: Regularly inspect the water quality of biomass hot water boilers, including water hardness, alkalinity, and impurities in the water. Implement appropriate water treatment measures based on the water quality to prevent scale and corrosion, and protect the boiler's heat exchangers and pipes.
Cleaning Heat Exchangers: Regularly clean the heat exchangers of biomass hot water boilers to remove dirt and dust. Accumulation of dirt and dust can decrease the heat transfer efficiency of the heat exchangers, affecting the thermal efficiency and operational stability of the boiler.
Inspect the safety valve and pressure gauge: Regularly inspect and test the biomass hot water boiler's safety valve and pressure gauge to ensure their proper operation. The proper functioning of the safety valve and pressure gauge is crucial for ensuring the boiler's safety and stability.
Maintain records and monitor: Document operational parameters and fault conditions of the biomass hot water boiler, and conduct monitoring and analysis. Promptly identify and resolve issues to prevent the occurrence and escalation of faults.

Biomass boilers feature the following characteristics:
Renewable Energy: Fuel for biomass boilers comes from organic matter such as plants, animals, and microorganisms, making it a renewable energy source. Compared to traditional fossil fuels, biomass fuel has lower carbon emissions and a reduced environmental impact.
Diverse Fuel Sources: Biomass fuel sources are widespread, including wood, straw, waste crops, food scraps, and municipal solid waste. This diversity in fuel sources allows biomass boilers to be flexible and adaptable, utilizing waste and by-products from plants and animals.
Environmental Friendliness: The carbon dioxide emitted during biomass combustion can be absorbed by plants, forming a cycle that reduces air pollution. Additionally, biomass boilers produce relatively fewer emissions and ash during combustion, resulting in less environmental impact.
Energy Security: Biomass, as a native renewable energy source, can reduce dependence on imported energy and enhance energy security. In regions with scarce resources, the use of biomass boilers can provide a reliable energy supply.
Economicity: Biomass fuel is relatively cost-effective, which can reduce energy costs. Furthermore, the technology and equipment for biomass boilers are continuously evolving and maturing, making them more economically competitive.
In summary, biomass boilers feature renewable energy, diverse fuel sources, environmental friendliness, energy security, and cost-effectiveness, making them a crucial component in the sustainable energy sector.

The phenomenon of damaged economizer tubes in biomass boilers may include the following situations:
Pipe Corrosion: Flue gas produced by biomass combustion contains certain acidic substances, which may lead to corrosion of the economizer pipes. Long-term corrosion can result in reduced wall thickness of the pipes, the formation of holes and cracks.
Pipe blockage: During biomass combustion, flue gas may contain some ash and particulate matter, which may deposit and accumulate in the economizer pipe, leading to blockage. Blockage can affect the flow of flue gas and reduce heat exchange efficiency.
Pipe fatigue: The operating temperatures and pressures of biomass boilers vary significantly, which can lead to fatigue damage in economizer pipes due to long-term thermal expansion and contraction, such as cracking and deformation.
For the above issues, the following solutions can be implemented:
Enhance Corrosion Protection: Internal corrosion treatment can be applied to economizer pipes, such as coating with corrosion-resistant layers or manufacturing the pipes from corrosion-resistant materials, to minimize corrosion occurrence.
Regular cleaning and maintenance: Regularly clean and maintain the economizer to prevent the accumulation of ash and particulate matter in the pipes, which can lead to blockages. Methods such as mechanical cleaning and water flushing can be employed.
Enhanced Monitoring and Inspection: Conduct regular inspections of economizers, including thickness measurements of pipes and crack detection, to identify and address issues promptly.
Optimize Operating Parameters: Reasonably adjust the operating parameters of the biomass boiler, such as combustion temperature and air flow, to minimize damage to the economizer.
Our company attaches great importance to technological innovation and research and development. We have one municipal enterprise technology center in Heze City, equipped with testing facilities for non-destructive testing, physical and chemical tests, welding tests, hydrostatic tests, etc. We possess over 600 pieces of various equipment such as 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. The key products and technologies we have developed, including 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 scientific and technological innovation projects, key provincial projects, and Heze City innovative and excellent projects. We have累计 obtained 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. Our technical team, in collaboration with Professor Li Yajiang of Shandong University, has jointly developed deep cryogenic container processing technology using the international plasma arc + filler wire argon arc welding (PAW-GTAW) technique, which has been appraised as reaching international standards in the field of deep cryogenic container manufacturing at the provincial level. Choose ZJ Special Equipment, let's create brilliance together!