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 area of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 people, 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 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, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Converting a standard boiler to a gas boiler can significantly enhance energy utilization efficiency and energy-saving effects. Here are some insights into the energy-saving efficiency of switching to a gas boiler: High combustion efficiency: Gas boilers use gas as fuel, typically achieving higher combustion efficiency. Compared to traditional coal or oil-fired boilers, gas boilers can reach a higher level of combustion efficiency, reducing energy waste. Low emissions: The exhaust emissions during the combustion process of gas boilers are relatively low, causing less environmental pollution. The combustion technology and emission control devices commonly used in gas boilers can effectively reduce emissions of nitrogen oxides and other harmful substances. Quick start and stop: Gas boilers can be started and stopped rapidly, allowing for flexible adjustments based on actual needs. Compared to coal-fired boilers, the start and stop time of gas boilers is shorter, avoiding prolonged preheating and cooling processes, thus reducing energy waste. High thermal efficiency: Gas boilers generally have higher thermal efficiency, achieving a higher level of heat energy conversion efficiency. The heat exchange technology and energy-saving design used in gas boilers maximize the utilization of the thermal energy from gas, enhancing heating performance. Smart control and management: Gas boilers are usually equipped with intelligent control systems that can automatically adjust operating conditions based on actual needs. Through precise control and regulation, gas boilers can ensure stable heating and avoid unnecessary energy waste. It is important to note that when switching to a gas boiler, considerations must be given to the reliability and safety of the gas supply, as well as the suitability and installation requirements of the gas boiler. It is recommended to consult with engineers or relevant agencies before proceeding with the conversion.

Industrial boiler thermal deoxygenation is a commonly used deoxygenation method, characterized by: - Deoxygenation: Thermal deoxygenation involves heating the boiler feed water to release dissolved oxygen from the water using heat. As the water temperature rises during the thermal deoxygenation process, the solubility of oxygen decreases, allowing for effective removal of oxygen from the water. - No Chemicals Required: Unlike other deoxygenation methods, thermal deoxygenation does not require chemicals, thereby avoiding environmental pollution and equipment corrosion caused by chemicals. It also reduces operating costs and complexity. - Automated Control: Thermal deoxygenation can be achieved through an automated control system, which adjusts the feed water temperature and flow rate based on the boiler's operating status and water quality to achieve optimal deoxygenation. - Wide Application Range: Thermal deoxygenation is suitable for various types of industrial boilers, including coal-fired, gas-fired, and oil-fired boilers. Whether it's a small or large boiler, thermal deoxygenation can be used for deoxygenation treatment. - Improved Boiler Efficiency: Removing dissolved oxygen from the water can reduce corrosion and oxidation reactions within the boiler, extending its lifespan. Additionally, reducing oxygen levels can enhance the boiler's thermal efficiency and reduce energy consumption. - Note: While thermal deoxygenation effectively removes oxygen from the water, it may not address other water quality issues such as hardness and alkalinity. Therefore, in practical applications, it is necessary to consider the characteristics of water quality and the requirements of the boiler to select an appropriate deoxygenation method.

WNS Low-Nitrogen Condensing Hot Water Boilers offer the following advantages: - Low Nitrogen Emissions: Utilizing low-nitrogen combustion technology, these boilers significantly reduce NOx emissions through optimized combustion processes and burner design. This aids in reducing environmental pollution. - High Thermal Efficiency: The condensing technology in WNS Low-Nitrogen Condensing Hot Water Boilers recovers heat from flue gases, enhancing energy utilization efficiency. The thermal efficiency typically exceeds 90%, higher than that of traditional hot water boilers, helping to conserve energy and lower operating costs. - Safety and Reliability: Equipped with a control system and safety devices, these boilers offer excellent safety performance. They are fitted with multiple safety features such as overheat protection, overpressure protection, and water level protection, which automatically monitor and control the boiler's operation to ensure safe operation. - Flexibility: WNS Low-Nitrogen Condensing Hot Water Boilers are suitable for various applications, including industrial, commercial, and residential. They can accommodate different thermal load requirements, demonstrating strong flexibility. Additionally, they can be integrated with other systems like solar hot water systems and ground-source heat pump systems to further enhance energy efficiency. - Easy Operation and Maintenance: The operation and maintenance of WNS Low-Nitrogen Condensing Hot Water Boilers are straightforward.

Chemical cleaning of industrial boilers is a common method that effectively removes dirt and sediments inside the boiler, enhancing heat exchange efficiency and extending the boiler's lifespan. Below are the general steps and methods for industrial boiler chemical cleaning: Preparation: Turn off the boiler's power and gas supply, drain the water and steam inside the boiler, ensuring the boiler is in a safe condition. Prepare the required chemical cleaning agents and cleaning equipment. Cleaning Agent Selection: Choose a suitable chemical cleaning agent based on the boiler's material and the nature of the dirt. Common cleaning agents include acidic, alkaline, and chelating agents. Cleaning Agent Circulation: Dissolve the cleaning agent in an appropriate amount of water and circulate it into the boiler using a pump. Determine the circulation time and temperature of the cleaning agent based on the size of the boiler and the extent of the dirt. Cleaning Agent Action: During circulation, the cleaning agent reacts chemically with the dirt inside the boiler, dissolving and decomposing it. Acidic cleaning agents can remove rust and scale, while alkaline cleaning agents can remove oils and organic matter. Rinsing and Neutralization: After the cleaning agent circulation is complete, rinse the boiler with clean water to flush out the cleaning agent and dissolved dirt. Simultaneously, use a neutralizer to neutralize any remaining acidic or alkaline substances, ensuring the boiler's neutrality. Inspection and Maintenance: After cleaning, inspect the boiler to ensure the cleaning effectiveness and normal operation. Perform corresponding maintenance and upkeep as needed. Points to note when conducting industrial boiler chemical cleaning: 1. Adhere strictly to the instructions for using chemical cleaning agents and safety operation procedures to ensure the safety of operators. 2. Choose the appropriate cleaning agent and method based on the boiler's material and the properties of the cleaning agent. 3. Control the concentration, temperature, and circulation time of the cleaning agent to avoid unnecessary damage to the boiler. 4. Monitor the concentration and pH value of the cleaning agent in a timely manner during the cleaning process, adjusting the cleaning conditions as needed. 5. After cleaning, rinse the boiler to ensure the complete removal of cleaning agents and dirt. 6. Perform boiler maintenance and upkeep promptly after cleaning to ensure normal operation and long-term use.
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 testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, etc. We have over 600 types 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 more. The key products and technologies we have developed, such as temperature and pressure vessel welding, biomass boiler emission reduction, 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 innovation and excellence projects. We have accumulated 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 Yajiang Li of Shandong University, has developed deep cryogenic container processing technology, utilizing the international plasma arc + filler wire tungsten inert gas arc welding (PAW-GTAW) technology. The provincial-level scientific and technological achievement appraisal has determined that the technology level in the field of deep cryogenic container manufacturing has reached an international standard.
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