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 has 7 business centers: boilers, deep-freezing 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 of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 staff, 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 DZL type quick-assembly biomass boiler is a common biomass boiler model with the following features:
Quick Installation: The DZL type rapid-install biomass boiler features a modular design, with the boiler body and equipment pre-assembled in the factory. On-site, only simple connections and adjustments are needed, significantly reducing installation time and project duration.
High combustion efficiency: Utilizes a special combustion chamber design and combustion system, ensuring complete combustion of biomass fuel in the furnace, resulting in high thermal efficiency. Additionally, equipped with an economizer and flue gas recirculation device to further enhance thermal efficiency.
Automation Control: The DZL-type quick-assembly biomass boiler is equipped with an automatic control system, enabling the control and monitoring of the combustion process. Through PLC controllers and touchscreens, parameters such as fuel supply, air supply, and combustion temperature can be adjusted, ensuring stable operation of the boiler.
Multiple Fuel Adaptability: The DZL type quick-assembly biomass boiler is suitable for various biomass fuels such as wood chips, straw, etc. Different fuels can be chosen according to actual conditions, enhancing the substitutability and flexibility of fuel options.
Environmental Protection and Energy Saving: The DZL type quick-install biomass boiler uses biomass fuel, resulting in relatively low emissions of waste gas and slag during combustion, and low content of pollutants in the combustion emissions. The biomass fuel itself has the characteristics of low sulfur and low nitrogen, and the waste slag after combustion can be reused as organic fertilizer or biomass fuel, reducing environmental pollution.
Tightly structured: DZL type quick-install biomass boiler

The methods for setting the pressure of biomass hot water boilers mainly include the following:
Regular Discharge: Regularly discharge the excess water from the boiler to maintain the normal working pressure. Discharging the excess water helps prevent excessive internal pressure in the boiler, ensuring its stable operation.
Operation: Perform operations at regular intervals based on the water level of the boiler to maintain normal working pressure. Be mindful of the control amount to avoid excessive operation that could lead to elevated boiler pressure.
Pressure Control System: The installed pressure control system continuously monitors the boiler's pressure via sensors and controllers, adjusting automatically according to set values. In case the boiler pressure exceeds the set value, the control system automatically reduces fuel supply or releases excess moisture to maintain a stable working pressure for the boiler.
Pressure Regulating Valve: Install the pressure regulating valve on the boiler's water inlet pipe. By adjusting the valve's opening, control the water inflow to maintain a stable working pressure for the boiler. The pressure regulating valve can automatically adjust according to the set value, keeping the boiler's pressure within the appropriate range.
Pressure Regulator: Install a pressure regulator in the boiler's combustion system to control the steam pressure of the boiler by adjusting the combustion intensity of the burner. The pressure regulator can automatically adjust the operating state of the burner according to the set value to maintain a stable working pressure of the boiler.
Above are common methods for setting the pressure of biomass hot water boilers. According to actual conditions and requirements, suitable pressure-setting methods can be chosen to maintain stable working pressure for the boiler.

The SZL biomass chain grate steam boiler is a specific type of biomass boiler that utilizes chain grate technology to burn biomass fuel and generate steam. Below are some features and characteristics of the SZL biomass chain grate steam boiler:
Burner Design: The SZL biomass chain grate steam boiler utilizes a chain grate design. Fuel is progressively pushed through the grate layers, ensuring a continuous combustion process. The chain grate offers ample combustion space and extended burn times, allowing for the complete combustion of biomass fuel.
Multi-fuel Adaptability: The SZL biomass chain-type steam boiler is suitable for various biomass fuels such as wood chips, straw, rice husks, etc. It boasts strong fuel adaptability and can choose the appropriate fuel for combustion based on actual conditions.
Heat Exchanger: The heat exchanger for the SZL biomass chain steam boiler maximizes the thermal energy in flue gas, enhancing thermal efficiency. The design and material selection of the heat exchanger are optimized for optimal heat conduction and exchange.
The control system: The control system of the SZL biomass chain grate steam boiler enables accurate control and adjustment of parameters such as temperature, pressure, and fuel supply. The control system is equipped with safety protection features, including overheat protection and low water level protection, ensuring the safe operation of the boiler.
Environmental-friendly and Low Emission: The SZL biomass chain-type steam boiler adopts...

The promotion of biomass boilers in environmental protection is mainly reflected in the following aspects:
Renewable Energy Utilization: Biomass boilers utilize biomass fuels such as wood chips, straw, wheat straw, fruit shells, etc., which are renewable resources. Compared to fossil fuels, biomass fuels emit less carbon dioxide during combustion, resulting in a smaller impact on climate change.
Reducing greenhouse gas emissions: The carbon dioxide produced during the combustion process of biomass boilers can be reabsorbed through the regeneration process of biomass, forming a closed loop. This reduces greenhouse gas emissions and has a positive impact on mitigating climate change.
Low Pollution Emissions: The combustion process of biomass boilers produces relatively low emissions of pollutants in the flue gas. Through reasonable combustion adjustment and auxiliary pollution control equipment such as dust collectors and nitrogen oxide control devices, the emissions of particulates and nitrogen oxides in the flue gas can be further reduced.
Recycling Waste: Biomass boilers can utilize waste and by-products as fuel, such as crop straw and wood processing waste. This achieves the recycling of waste, reducing the issues of waste disposal and storage.
Energy Efficiency Enhancement: The combustion process of biomass boilers can be optimized through technologies such as heat recovery and waste heat utilization, thereby enhancing energy utilization efficiency. This contributes to reducing energy consumption and dependency on traditional energy sources.
In summary, biomass boilers, as a renewable energy utilization technology, offer advantages such as low carbon and pollutant emissions, as well as waste recycling, which significantly promote environmental protection and sustainable development.
Our company attaches great importance to technological innovation and R&D design. We have one municipal-level enterprise technology center in Heze City, equipped with non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and other testing facilities. We have over 600 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, etc. The key products and technologies we have developed, such as welding of temperature and pressure vessels, biomass boiler emission reduction, and waste heat utilization, have successively been shortlisted for multiple Shandong Provincial Department of Industry and Information Technology science and technology innovation projects, key projects in Shandong Province, and Heze City innovation and excellence projects. We have cumulatively obtained 27 authorized utility models, 16 authorized inventions, 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 jointly developed deep cryogenic container processing technology, utilizing the international plasma arc + filler wire tungsten inert gas 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 Zhongjie Special Equipment, and let's create brilliance together!