Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, 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: boilers, deep-freezing containers, pressure vessels, central air conditioning, engineering installation, international trade, and the Internet of Things. It has three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop spanning 83,000 square meters. The company currently employs 710 people, including 247 engineers and technicians and 82 intermediate-level technical personnel. 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 Department 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.
Biomass boilers have certain features that give them an edge in energy conservation and environmental protection:
Renewable Energy: The fuel used in biomass boilers is renewable energy sources, such as wood chips, straw, and waste materials. Compared to fossil fuels, the use of biomass fuel can reduce reliance on limited resources and lower energy consumption.
Low carbon emissions: The amount of carbon dioxide released during the combustion of biomass fuel is roughly equivalent to the amount absorbed during its growth, creating a closed carbon cycle. Compared to the combustion of fossil fuels, biomass boilers have lower carbon emissions, contributing significantly to the reduction of greenhouse gases.
Combustion: The biomass boiler utilizes advanced combustion and control technologies to ensure efficient combustion. By optimizing the combustion process, it enhances the utilization of thermal energy and reduces energy waste.
Waste Utilization: Biomass boilers can use waste materials as fuel, such as crop straw, wood waste, etc.

The causes of slagging in biomass boilers can be attributed to the following aspects:
Fuel Characteristics: Ash content and ashing properties in biomass fuel are the main factors leading to coking. Ash is the non-combustible inorganic substance in biomass fuel, which, upon combustion, deposits in the furnace chamber and forms slag. Fuel with high ash content tends to produce a large amount of slag, while fuel with lower ashing temperatures is more prone to coking in the furnace.
Combustion Temperature: Combustion temperature is a significant factor affecting biomass boiler fouling. Too low combustion temperatures can lead to incomplete fuel combustion and insufficient melting of ash, increasing the likelihood of fouling.
Air Supply: Insufficient or excessive air supply can affect the combustion process and coking of biomass boilers. Too little air supply leads to incomplete combustion of fuel, producing a large amount of solid residue and increasing the risk of coking. On the other hand, too much air supply can lower the combustion temperature, extend the fuel's stay in the furnace, and also increase the likelihood of coking.
Furnace Design: The design of the furnace has a significant impact on the combustion process and coking. The air and temperature distribution within the furnace chamber affect fuel combustion and ash ejection. An unreasonable furnace design can lead to excessive fuel residence time in the chamber, increasing the risk of coking.
Ash Cleaning System: The performance and operation of the ash cleaning system also affect the slagging condition of biomass boilers. Regular cleaning of the ash inside the furnace

Potential reasons for incomplete combustion of fuel in biomass boilers may include the following aspects:
Inappropriate combustion conditions: If the combustion temperature is too low, oxygen supply is insufficient, or combustion time is inadequate during the burning process, incomplete combustion of the fuel can occur. This may be due to improper burner settings, an unreasonable ventilation system, or inaccurate adjustment of combustion parameters.
Fuel Quality Issues: The quality of fuel can also affect combustion efficiency. If the fuel contains an excessive amount of water, impurities, or ash, it can impact the calorific value and combustion performance during the combustion process, leading to incomplete combustion.
Improper combustion chamber design: The design of the combustion chamber significantly impacts the combustion efficiency. An improperly structured combustion chamber, insufficient combustion space, or uneven airflow distribution within the chamber can all lead to incomplete fuel combustion.
Combustion System Failure: A malfunction in the combustion system can also result in incomplete fuel combustion. For instance, issues such as clogged burner nozzles, a faulty ignition system, or abnormal operation of the combustion fan can all affect the combustion efficiency.
Lack of maintenance and cleaning: Regular maintenance and cleaning of biomass boilers are crucial for maintaining combustion efficiency. Issues like ash accumulation, slagging, or blockages inside the boiler can affect the normal combustion of fuel, leading to incomplete combustion.
To address issues with incomplete fuel combustion, the following measures can be taken: adjust combustion parameters to ensure appropriate combustion temperature, oxygen supply, and duration; select the correct amount of fuel and ensure that its storage and handling meet requirements; perform regular maintenance and cleaning of the boiler to maintain the normal operation of the combustion system. Additionally, depending on the specific situation, it may be necessary to consult with boiler maintenance personnel or manufacturers for more detailed and accurate solutions.

Biomass refers to renewable energy derived from organic matter such as plants, animals, and microorganisms. It includes wood, straw, waste crops, food scraps, and urban solid waste, among others. Biomass has a wide range of sources and types and is a renewable energy that can substitute for fossil fuels.
A biomass boiler is a specialized equipment designed for burning biomass fuel. It combusts the biomass fuel to produce high-temperature, high-pressure thermal energy, which is used for heating, power generation, or other industrial processes. Biomass boilers typically use granular, pelletized, or shredded biomass fuel, releasing thermal energy through the combustion process.
The advantages of biomass boilers include:
Renewable Energy: Biomass is a renewable energy source with lower carbon emissions and environmental impact compared to fossil fuels.
Diversity: A wide variety of biomass fuels are available, utilizing waste and by-products from plants and animals to enhance resource utilization efficiency.
Environmental friendliness: The carbon dioxide produced during biomass combustion can be absorbed by plants, forming a cycle and reducing air pollution.
Economic Efficiency: Biomass fuel is relatively cost-effective, can
Our company highly values technological innovation and research and development design, boasting 1 city-level enterprise technology center in Heze City. We have established test facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. Equipped with over 600 pieces of 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 technologies for welding of temperature and pressure vessels, biomass boiler emission reduction, and waste heat utilization have 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 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 Li Yajiang of Shandong University, has developed deep cryogenic vessel processing technology using the internationally recognized plasma arc + wire filling argon 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 vessel manufacturing. Choose Zhongjie Special Equipment, and let's create brilliance together!