Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Economic and Technological 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: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and the 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. The company currently employs 710 staff, including 247 engineers and technicians and 82 intermediate-level technical personnel. 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.
In the burner of a thermal oil furnace, adjusting the air door in low flame conditions is crucial. Here are some common sense and precautions: The function of the air door: The air door is a key component in the burner that controls the supply of combustion air. By adjusting the opening of the air door, the flow of combustion air can be controlled, thereby affecting the oxygen supply and combustion effect during the combustion process. Adjustment in low flame conditions: In low flame conditions, the burner needs to maintain a stable combustion to ensure combustion efficiency and heat output. In this case, the opening of the air door should be adjusted appropriately to maintain a proper supply of combustion air. Generally, the opening of the air door is relatively small during low flame conditions to maintain an appropriate oxygen supply, avoiding incomplete combustion or instability. Ratio of combustion air to fuel: In low flame conditions, it is necessary to ensure that the ratio of combustion air to fuel is appropriate. Excessive combustion air can lead to incomplete combustion and energy waste, while insufficient combustion air can cause instability in combustion and the production of harmful gases. By adjusting the opening of the air door, the ratio of combustion air to fuel can be controlled to achieve a stable combustion effect. Burner tuning and optimization: During the installation and tuning of the burner of a thermal oil furnace, appropriate tuning and optimization are required. Through actual operation and monitoring, adjust the opening of the air door and other parameters to achieve the best combustion effect and energy efficiency performance. This requires...

When operating a gas boiler, there are three important points to keep in mind: 1. Safe Operation: A gas boiler is a thermal energy device, and safety must be a priority. First, ensure that the operator has the necessary skills and knowledge, understanding the boiler's working principle and operation procedures. Second, strictly prohibit storing flammable materials around the boiler and maintain good ventilation. Additionally, regularly inspect and maintain the safety valve, pressure gauge, and other safety devices to ensure they function properly. 2. Proper Gas Supply Adjustment: The combustion of a gas boiler requires an appropriate amount of gas supply. During operation, adjust the gas supply according to actual needs to ensure stable combustion. At the same time, regularly check the sealing of the gas pipeline and valves to prevent gas leaks. 3. Regular Maintenance and Cleaning: Regular maintenance and cleaning of a gas boiler are crucial for its proper operation and extended lifespan. Regularly inspect all parts of the boiler, clean the burner, flue, and heat exchanger to remove soot and dirt, ensuring efficient heat transfer and combustion. Moreover, regularly replace filters and clean water treatment equipment to ensure clean water quality and prevent scale and corrosion. It should be noted that the above three points are only basic operation guidelines, and specific operation and maintenance requirements may vary depending on the model and specifications of the gas boiler. Therefore, it is advisable to refer to the boiler's operation manual or consult with experts before operating a gas boiler to ensure correct and safe operation.

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 by optimizing the combustion process and burner design. This aids in reducing environmental pollution. High Thermal Efficiency: The WNS Low-Nitrogen Condensing Hot Water Boilers employ condensing technology to enhance energy efficiency by recovering heat from flue gases. Their thermal efficiency often exceeds 90%, surpassing traditional hot water boilers. This contributes to energy conservation and lower operating costs. Safety and Reliability: Equipped with advanced control systems and safety devices, these boilers boast excellent safety performance. They come with multiple safety features like overheat protection, overpressure protection, and water level protection, capable of automatically monitoring and controlling the boiler's operation for safe operation. Flexibility: WNS Low-Nitrogen Condensing Hot Water Boilers are suitable for various applications including industrial, commercial, and residential use. They can adapt to different heat load requirements, offering strong flexibility. Additionally, they can be integrated with other systems like solar hot water systems and ground-source heat pump systems to further improve energy efficiency. Easy Operation and Maintenance: The operation and maintenance of WNS Low-Nitrogen Condensing Hot Water Boilers are straightforward.

Industrial boiler thermal deaeration is a commonly used deaeration method, characterized by: - Deaeration: Thermal deaeration releases dissolved oxygen from water by heating the boiler feedwater, utilizing heat to expel the oxygen. As the water temperature rises during the thermal deaeration process, the solubility of oxygen decreases, allowing for effective removal of oxygen from the water. - No Chemicals Required: Unlike other deaeration methods, thermal deaeration does not require chemicals, thus avoiding environmental pollution and equipment corrosion caused by chemicals. It also reduces operational costs and complexity. - Automated Control: Thermal deaeration can be achieved through automated control systems, which adjust the feedwater temperature and flow rate based on the boiler's operating status and water quality to achieve optimal deaeration results. - Wide Application Range: Thermal deaeration 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 deaeration can be used for deaeration treatment. - Improved Boiler Efficiency: Removing dissolved oxygen from the water reduces corrosion and oxidation reactions within the boiler, extending its lifespan. Additionally, reducing oxygen levels can enhance the boiler's thermal efficiency and lower energy consumption. - Note: While thermal deaeration 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 deaeration method.
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 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 included in multiple Shandong Provincial Department of Industry and Information Technology science and technology innovation projects, Shandong key projects, and Heze City innovation and excellence projects. We have accumulated a total of 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. Our technical team, in collaboration with Professor Yajiang Li from Shandong University, has developed deep cryogenic container processing technology using the international plasma arc + wire filling argon arc welding (PAW-GTAW) technique. The provincial-level scientific and technological achievement identification has confirmed that our technology level in deep cryogenic container manufacturing has reached an international standard.
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