Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as an equipment and machinery installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the council member of the Shandong Equipment Manufacturing Association. The company has also passed the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System certifications, and the American ASME/U2 certification.
When selecting biomass boilers, pay attention to the following factors:
Fuel Adaptability: Different types of biomass boilers are suitable for various fuels, such as wood chips, straw, and waste crops. When selecting a biomass boiler, consider the availability and cost of the required fuel to ensure the boiler can accommodate the fuel type used.
Boiler Power and Heat Load: Select an appropriate biomass boiler power based on the heating area and heat load required. An undersized boiler power may not meet the heating needs, while an oversized one will result in energy waste.
Combustion Efficiency: Combustion efficiency is a key indicator of a boiler's energy utilization efficiency. Choosing biomass boilers with high combustion efficiency can reduce energy consumption and carbon emissions.
Equipment Quality and Reliability: Choose a biomass boiler manufacturer with an excellent reputation to ensure reliable equipment, stable operation, and reduced downtime and maintenance costs.
Environmental Performance: Focus on the environmental performance of biomass boilers, including emission standards and flue gas treatment systems. Choose boilers that reduce environmental pollution.
Control systems and automation level: The advanced control systems and automation level enhance the operational efficiency and stability of biomass boilers, reducing manual operation and management costs.
After-sales Service and Technical Support: Choose suppliers with excellent after-sales service and technical support to ensure prompt access to technical assistance and repair services during use.
In summary, when selecting biomass boilers, consider fuel adaptability, boiler power and heat load, combustion efficiency, equipment quality and reliability, environmental performance, control systems, and degree of automation.

Horizontal biomass steam boilers offer the following performance advantages:
Low footprint: The horizontal design of the boiler results in a lower overall height, occupying less floor space, making it suitable for use in areas with limited space.
High thermal efficiency: The horizontal biomass steam boiler utilizes advanced combustion technology and heat exchange design, maximizing the thermal energy of biomass fuel, enhancing thermal efficiency, and reducing energy consumption.
Combustion Stability: The horizontal biomass steam boiler utilizes a combustion system that ensures uniform and stable fuel combustion, reducing fluctuations and instability during the combustion process.
Operation and maintenance are user-friendly: The horizontal biomass steam boiler is designed for ease of operation and maintenance, featuring manholes and inspection doors for convenient internal inspection, cleaning, and maintenance.
Eco-friendly Energy Conservation: Biomass fuel is a renewable energy source. The use of horizontal biomass steam boilers can reduce reliance on traditional fossil fuels, decrease emissions of carbon dioxide and other pollutants, and boasts excellent environmental protection features.
Adaptable: The horizontal biomass steam boiler is suitable for various biomass fuels such as wood chips, straw, etc., and has strong fuel adaptability.
In summary, horizontal biomass steam boilers feature small footprint, high thermal efficiency, stable combustion, and easy operation and maintenance.

The DZL type quick-assembly biomass boiler is a common model of biomass boiler, featuring the following characteristics:
Rapid Installation: The DZL type quick-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: Features a special combustion chamber design and system that ensures complete combustion of biomass fuel inside the furnace, resulting in high thermal efficiency. Additionally, equipped with an economizer and flue gas recirculation device to further enhance thermal efficiency.
Automated Control: The DZL type rapid assembly biomass boiler is equipped with an automated control system, enabling the control and monitoring of the combustion process. With a PLC controller and a touchscreen, parameters such as fuel supply, air supply, and combustion temperature can be adjusted, ensuring the stable operation of the boiler.
Multiple Fuel Compatibility: The DZL type quick assembly biomass boiler is suitable for various biomass fuels, such as wood chips, straw, etc. Different fuels can be chosen based on actual conditions, enhancing fuel substitutability and flexibility.
Environmental Protection and Energy Saving: The DZL type quick-install biomass boiler uses biomass fuel, which results in relatively low emissions of flue gas and waste residue during combustion, and the content of pollutants emitted is low. The biomass fuel itself has the characteristics of low sulfur and low nitrogen, and the waste residue after combustion can be reused as organic fertilizer or biomass fuel, reducing environmental pollution.
Compact Structure: DZL Type Quick Assembly Biomass Boiler

The fully automatic biomass boiler utilizes a make-up water pump pressure-gain method, which is a common water supply approach. The specific working principle is as follows:
Feedwater Pump: The fully automatic biomass boiler is equipped with a feedwater pump, which is used to pump water from a water source (such as a water tank or tap water pipeline) into the boiler's supply system.
Pressure Regulation: The feed water pump operates on a constant pressure system, which involves installing a pressure sensor or controller in the boiler water supply system to monitor the pressure. When the pressure in the water supply system falls below the set value, the feed water pump automatically starts to replenish water into the system, thereby increasing the system pressure.
Pressure Control: The feed pump will control the water supply based on the set pressure range. The feed pump will cease operation once the system pressure reaches the set value, to prevent excessive pressure.
Automation Control: The water supply system of an automatic biomass boiler is typically equipped with an automation control system that can intelligently manage based on the boiler's operational status and requirements. For instance, when the boiler needs water replenishment, the control system will automatically activate the feedwater pump to ensure the stable operation of the water supply system.
By utilizing a constant pressure supply pump method, the fully automatic biomass boiler can achieve automated control of the water supply system and stable water supply, ensuring the normal operation and safety of the boiler. This method can be adjusted and optimized according to actual needs, improving water supply and energy utilization efficiency.
Our company highly values technological innovation and R&D design. We possess 1 city-level enterprise technology center in Heze City, with testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, etc. We are equipped with over 600 types of equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property test machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and more. The key products we have developed, such as welding of temperature and pressure vessels, emission reduction of biomass boilers, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology science and technology innovation projects, Shandong Provincial 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 Yijiang Li from Shandong University, has developed deep cryogenic container processing technology using the international combination of plasma arc plus wire filling tungsten inert gas arc welding (PAW-GTAW) technology. After provincial-level scientific and technological achievement identification, our technology level in deep cryogenic container manufacturing has reached an international standard. Choose ZJ Special Equipment, and let's join hands to create brilliance!