Shandong Zhongjie Special Equipment Co., Ltd. (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 seven business centers: boiler, deep-freeze container, pressure vessel, central air conditioning, engineering installation, international trade, and Internet of Things. It has three manufacturing sites on Jinan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters. The main workshop is 83,000 square meters. Currently, there are 710 employees, including 247 engineering and technical staff 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 of Shandong Province" by the Industry and Information Technology Department. In June 2022, it was recognized as a "Deer Enterprise of Shandong Province" by the Industry and Information Technology Department, and in August 2022, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Utilizing biomass boilers holds significant importance for energy conservation and emission reduction:
Reducing Carbon Emissions: Fuel used in biomass boilers comes from organic materials like plants, animals, and microorganisms. The carbon dioxide released during combustion can be absorbed by plants, forming a cycle. Compared to traditional fossil fuels, biomass fuel emits less carbon, effectively reducing greenhouse gas emissions, which is crucial in combating climate change.
Reduce Energy Consumption: Biomass boilers equipped with combustion technology and a heat recovery system can enhance energy utilization efficiency and minimize waste. By conserving energy, energy costs can be reduced and the benefits of energy use can be improved.
Reducing dependence on fossil fuels: Biomass, as a domestic renewable energy source, can decrease reliance on imported fossil fuels and enhance energy security. In regions with limited resources, the use of biomass boilers can provide a reliable energy supply, reducing dependence on external energy sources.
Promote agricultural and forestry development: Fuel for biomass boilers primarily comes from agricultural residues such as crop straw, wood, and other forestry and agricultural by-products, fostering the sustainable development of agriculture and forestry. By effectively utilizing agricultural and forestry waste, we can reduce resource wastage and enhance the overall benefits of the agricultural and forestry industries.
Promote Environmental Protection: Biomass boilers emit relatively fewer pollutants and ash during combustion, causing less environmental impact. Moreover, the use of biomass boilers can reduce the exploitation and destruction of natural resources, thereby protecting the ecological environment.
In summary, utilizing biomass boilers is of significant importance for energy conservation and emission reduction.

Coal-fired boiler dust removal technology is designed to reduce particulate emissions during the combustion process of coal-fired boilers, protecting the environment and improving air quality. The following are several common coal-fired boiler dust removal techniques:
Mechanical Dust Collectors: Mechanical dust collectors are among the common dust removal equipment, separating particulate matter from flue gas through physical principles. Common types include gravity dust collectors, inertial dust collectors, bag dust collectors, etc. The working principle of mechanical dust collectors is to utilize the inertia, gravity, or filtering effect of particles to separate them from the flue gas.
Electrostatic Precipitator: An electrostatic precipitator charges particulates in flue gas using an electric field, then collects the charged particles through the action of the electric field. Electrostatic precipitators are categorized into two types: dry electrostatic precipitators and wet electrostatic precipitators. Dry electrostatic precipitators are suitable for high-temperature flue gas, while wet electrostatic precipitators are used for flue gas with higher humidity.
Wet-type Dust Collector: Wet-type dust collectors utilize spray water or other liquids to wet the particulates in flue gas, then separate the wetted particles from the flue gas through gravity or inertial force. Suitable for handling flue gas with high humidity and sticky particulates.
Electrostatic Precipitator: An electrostatic precipitator utilizes the force of an electric field to charge particles in flue gas, then collects the charged particles by the action of the electric field. Suitable for the treatment of high-temperature flue gas and fine particles.
Dust and desulfurization integrated technology: This technology combines the dust removal and desulfurization processes into one, achieving integrated treatment by sharing equipment and jointly processing flue gas. It can reduce the footprint of equipment, lower investment and operating costs.
Above are common coal-fired boiler dust removal technologies. Different dust removal technologies are suitable for different flue gas and particulate matter characteristics. In practical applications, a suitable combination of dust removal technologies can be chosen based on specific circumstances to achieve the goal of reducing particulate matter emissions.

The extinguishing process and maintenance methods for fully automatic biomass boilers are as follows:
Extinguishing Process:
Cease fuel supply: Prior to extinguishing the biomass boiler, stop the fuel supply first to ensure the fuel supply pipeline is closed.
Turn off the burner: Switch the burner's switch or the extinguish button on the control panel to the off position, stopping the burner from operating.
Wait for Cooling: Allow the boiler to cool to a safe temperature, which usually takes some time. Do not operate during this period to avoid accidents.
Shut off power: After the boiler has completely cooled down, turn off the power switch of the boiler to ensure the boiler is in an off state.
Maintenance Instructions:
Clean combustion chamber: Regularly clean the combustion chamber to remove ash and dirt generated during the combustion process. Use appropriate tools and cleaning agents to ensure the chamber remains clear and clean.
Heat Exchanger Cleaning: Regularly clean heat exchangers, particularly those on the flue side. Combustion process emissions may contain particulates and slag, which can adhere to the heat exchanger surface, affecting heat transfer efficiency. Appropriate cleaning methods, such as mechanical or chemical cleaning, can reduce the accumulation of dirt.
Inspect and Replace Critical Components: Regularly inspect and replace critical components such as burners, valves, sensors, etc. Ensure these parts operate and perform normally to avoid malfunctions and safety hazards.
Water Treatment: Proper water treatment for boiler feed water to prevent impurities and sediments from settling inside the boiler. Methods such as water softening, deoxygenation, and scaling removal can be employed to maintain the cleanliness and stability of the water supply.
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To prevent the coking issue in biomass boilers, the following measures can be taken:
Choose the right fuel: Opt for high-quality, moderately humid biomass fuel to avoid using excessively wet or impure fuel, which helps reduce the risk of coking.
Control fuel supply rate: Regulate the rate of fuel supply to avoid overly fast or slow delivery, ensuring complete combustion of fuel and reducing the likelihood of carbon buildup.
Maintain appropriate combustion temperature: Keep the combustion temperature at an appropriate level, avoiding both too low and too high temperatures. Low temperatures are prone to cause carbon deposition, while high temperatures may lead to incomplete combustion.
Regulate Air Supply: Properly control the air supply volume to ensure complete fuel combustion, avoiding excessive air entering the combustion chamber to reduce the risk of coking.
Regular cleaning and maintenance: Regularly clean and remove ash and carbon deposits from the combustion chamber to maintain the boiler's cleanliness and prevent coking issues.
Install焦垢MonitoringEquipment: Install a fouling monitoring device to continuously monitor the fouling inside the combustion chamber, and take timely measures to address it to prevent further development of fouling issues.
Above are some common measures to prevent biomass boiler slagging, specific preventive measures should be adjusted and optimized according to the specific conditions and operational requirements of the boiler.
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