Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinan Road, Economic 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: boiler manufacturing, deep-freezing vessels, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It operates three factory sites at Jinan Road, East Yangtze 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 named a "Specialized and New Enterprise of Shandong Province" by the Department of Industry and Information Technology. In June 2022, it was identified as a "Gazelle Enterprise of 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.
There are several common types of biomass energy-saving steam boilers:
Biomass Chain Grate Boilers: These boilers utilize a chain feeding system to deliver biomass fuel into the furnace for combustion. The chain feeding system allows for continuous feeding, making it suitable for larger-scale biomass steam boilers.
Biomass Circulating Fluidized Bed Boiler: The biomass circulating fluidized bed boiler utilizes circulating fluidized bed combustion technology, mixing biomass fuel with a fluidizing medium (such as sand) for combustion under high temperatures. This type of boiler boasts high combustion efficiency and strong adaptability to different fuels.
Biomass Pellet Boilers: Biomass pellet boilers are specifically designed for burning biomass pellet fuel. They feature high combustion efficiency and stability, making them suitable for small to medium-sized biomass steam boilers.
Biomass Gasification Boilers: Biomass gasification boilers utilize gasification technology to convert biomass fuel into combustible gases, which are then burned to produce steam. These boilers offer advantages such as utilizing biomass energy and reducing pollution emissions.
Biomass Hot Air Furnace: A biomass hot air furnace is a device that uses biomass fuel to produce high-temperature hot air, suitable for drying and heating processes in industrial production. It features energy-saving and environmental-friendly characteristics.
These types of biomass energy-saving steam boilers have their own characteristics and suitability in different application scenarios, and the appropriate type can be chosen based on actual needs.

Biomass boilers typically require auxiliary equipment to ensure their proper operation and utilization of biomass fuel. The following are some common auxiliary equipment:
Feeding System: Used to deliver biomass fuel to the combustion chamber of a boiler. The feeding system typically includes conveyer belts, screw conveyors, and vibration feeders, among other equipment, which can be selected based on the fuel characteristics and boiler requirements.
Combustion System: Used for burning biomass fuel. The combustion system includes a combustion chamber, burners, fans, and other equipment, designed for achieving thorough mixing of fuel and air as well as controlling the combustion process.
Flue Gas Purification Equipment: Used for treating flue gases produced by combustion, reducing emissions of particulate matter and gas pollutants. Common flue gas purification equipment includes dust collectors, desulfurization devices, denitrification devices, etc., which can be selected based on emission standards and environmental protection requirements.
Heat Exchangers: Devices used to transfer the thermal energy generated by combustion to water or other working fluids, achieving heat recovery and utilization. Heat exchangers typically include pipe-type heat exchangers, flue gas waste heat boilers, etc., which can enhance energy utilization efficiency.
Control System: Monitors and controls the operational parameters of biomass boilers, including temperature, pressure, and fuel supply. The control system enables automatic adjustment and protection functions, ensuring the safe and efficient operation of the boiler.
Equipment: Includes water supply systems, waste discharge systems, pressure vessels, fuel storage equipment, etc. These devices are used to provide water for boilers, treat wastewater, store fuel, and ensure the normal operation of the boiler.
Above are some common auxiliary equipment for biomass boilers. The specific configuration and selection can be determined based on actual needs and project requirements.

Biomass boilers offer the following advantages:
Renewable Energy: Biomass boilers utilize biomass fuels such as wood chips and straw, which are renewable and can be obtained through planting and regeneration cycles. They have lower carbon emissions compared to fossil fuels.
Environmental Protection and Low Carbon: The carbon dioxide produced during biomass combustion can be absorbed by plants, forming a cycle that reduces the burden on the atmosphere. Additionally, emissions and pollutants during biomass combustion are relatively low, causing minimal environmental impact.
Resource-rich: Biomass fuel sources are diverse, including crop straw, forest residues, and industrial by-products, with relatively abundant resources that are not prone to depletion.
High thermal efficiency: The biomass boiler utilizes advanced combustion technology and a heat recovery system, achieving high thermal energy conversion and utilization, thus improving energy efficiency.
Versatility: Biomass boilers are not only used for heating but also for hot water supply and industrial heating in various applications.
However, biomass boilers also have some drawbacks:
Fuel supply is unstable: The supply of biomass fuel is affected by factors such as seasons, regions, and crop yields, which may lead to instability in supply.
Particulates produced by combustion: A certain amount of particulates is generated during biomass combustion, which has an impact on air quality and requires treatment through flue gas purification equipment.
Fuel handling and storage costs: Biomass fuel requires pretreatment, drying, and storage, which may increase costs and complexity.
High technical requirements: Biomass pot

Biomass boilers are prone to corrosion at high temperatures, primarily due to the following factors:
Fuel Composition: Biomass fuel contains certain amounts of ash and elements such as chlorine, which, when burned, form corrosive substances under high temperatures, such as chlorides and salts. These substances react with the metal surface, leading to metal corrosion.
Combustion Conditions: Factors such as combustion temperature, oxygen content, and combustion rate during biomass combustion affect corrosion. High temperatures, excessive oxygen, and rapid combustion rates accelerate corrosion.
Smoke Composition: The smoke produced from biomass combustion contains certain acidic substances, such as, etc. These acidic substances can react with the metal surface, causing corrosion.
Flue Gas Condensation: During the flue gas condensation process of biomass boilers, water vapor in the flue gas condenses into liquid water, forming acidic condensate. This acidic condensate comes into contact with the metal surface, causing corrosion.
Material Selection for Metal: The resistance of metal materials used in biomass boilers to corrosion also has an impact. Different metal materials exhibit varying corrosion resistance to different corrosive mediums.
In summary, the causes of high-temperature corrosion in biomass boilers primarily include fuel composition, combustion conditions, flue gas composition, flue gas condensation, and the selection of metal materials. To alleviate corrosion issues,
Shandong Zhongjie Special Equipment, welcome customers to our factory for business discussions.