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 7 business centers: boilers, deep-freeze 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. The company currently employs 710 people, 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, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
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 maintaining its normal operation and extending its 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 these three points are only basic operational guidelines, and specific operational 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.

When installing a gas boiler system, the following points should be noted: Safety: A gas boiler is a device that uses gas as fuel, so safety must be ensured during installation. First, choose an appropriate installation location, away from flammable materials and combustible gases, ensuring good ventilation. Second, install according to relevant safety regulations, including the connection of gas pipes and the installation of gas valves. Pipe Connection: The gas boiler needs to be connected to the gas pipeline to ensure a smooth gas supply. During the connection process, use appropriate pipes and joints to ensure a secure connection and prevent gas leaks. Also, conduct a leak test to ensure no leaks. Exhaust Duct: During combustion, gas boilers produce exhaust gases, requiring a suitable exhaust duct. The exhaust duct must be kept clear to avoid the accumulation of exhaust gases indoors, which could pose safety hazards and air pollution. Electrical Connection: Gas boilers typically require an electrical supply, so electrical connections must be made during installation. Ensure the electrical connections are correct and secure to avoid circuit short-circuits or other electrical issues. Water System: Gas boilers usually need to be connected to the water system, including water supply and drainage pipes. During the connection process, ensure the water pipes are securely connected to prevent leaks or unstable water pressure. Commissioning and Testing: After installation, commissioning and testing of the gas boiler should be conducted. This includes ignition tests, combustion efficiency tests, and temperature control tests to ensure the boiler operates normally and is safe and reliable. It is recommended to follow relevant installation specifications and requirements when installing a gas boiler system. If you do not possess the necessary technical knowledge, it is best to have a qualified installer perform the operation to ensure a safe and reliable installation process.

Hot water boilers and steam boilers are two common types of boilers, differing in their working principles, application scenarios, and operating parameters: Working Principle: Hot water boilers provide heat by heating water, which is then circulated into the heating system. Steam boilers, on the other hand, generate steam by heating water, which is then piped into the heating system. Operating Temperature and Pressure: Hot water boilers typically operate at temperatures between 60°C and 100°C with lower pressure. Steam boilers usually operate at temperatures between 100°C and 200°C with higher pressure, generally ranging from 0.7MPa to 2.5MPa. Heating Method: Hot water boilers circulate hot water through the system using a circulating pump, primarily through conduction and convection. Steam boilers deliver steam through steam pipes into the heating system, primarily through steam convection. Application Scenarios: Hot water boilers are suitable for heating, bathing, swimming pool heating, and other scenarios where hot water is needed in industrial production. Steam boilers are used in industrial processes requiring steam, such as power plants, chemical factories, and textile mills. Equipment Structure: Hot water boilers are generally simpler, with a smaller size and less floor space. Steam boilers are typically more complex, with a larger size and more floor space. It's important to note that hot water and steam boilers may overlap in certain special application scenarios, such as industrial processes that require both hot water and steam. Therefore, when selecting a boiler type, it's necessary to consider specific needs and application scenarios.

Steam boilers produce a certain amount of waste water during operation, which requires effluent treatment. Here are the general steps for steam boiler effluent discharge: Preparation: Before discharging, ensure the steam boiler is in a shutdown state and the pressure inside the boiler has been reduced to a safe level. Open the effluent valve: According to the design of the steam boiler, locate the corresponding effluent valve and open it. The effluent valve is usually located on the bottom or near the bottom of the boiler's effluent pipe. Discharge waste water: After opening the effluent valve, waste water will flow out of the effluent pipe. Depending on the situation, use an effluent pump or gravity to discharge the waste water. Observe the waste water: During the discharge process, observe the color, turbidity, and odor of the waste water to determine if there are any abnormalities, such as sediments, impurities, or strange odors. Close the effluent valve: Once the waste water has been fully discharged or the predetermined effluent target has been reached, close the effluent valve. Clean the effluent system: Regularly clean the effluent system to prevent blockages or accumulation of debris, ensuring the effluent system remains clear. It's important to note that the specific steps and frequency for steam boiler effluent discharge may vary depending on the model, usage conditions, and operational requirements of the boiler. Therefore, when performing steam boiler effluent discharge operations, it is advisable to refer to the boiler's operation manual or consult with experts to ensure proper and safe operation.
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 using the international plasma arc + filler wire tungsten inert gas arc welding (PAW-GTAW) technology. After the provincial-level scientific and technological achievement appraisal, the technology level has reached the international standard in the field of deep cryogenic container manufacturing.
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