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-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 of 200,000 square meters, with the main workshop area at 83,000 square meters. It currently employs 710 people, including 247 engineering and technical personnel 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 Department of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Carbon dioxide storage tanks are equipment used for storing and transporting carbon dioxide (CO2). They are typically sealed containers with specialized design and structure to ensure safe storage and use of CO2. Below are some common details about carbon dioxide storage tanks: Storage Form: CO2 is a gas at room temperature but can be compressed into a liquid under high pressure for more efficient storage and transportation. Storage tanks for CO2 are usually designed for liquid CO2. Storage Pressure: These tanks commonly store high-pressure CO2 at around 20-25 bar. This high-pressure state helps maintain the CO2 in a liquid state. Storage Capacity: The capacity of carbon dioxide storage tanks can vary from several thousand to tens of thousands of liters, depending on specific application needs. Safety: CO2 is a colorless, odorless gas that can be dangerous when in high concentrations due to the risk of asphyxiation. Appropriate safety measures, such as ventilation and protective gear, must be taken when using carbon dioxide storage tanks to ensure the safety of operators. Applications: Carbon dioxide storage tanks are widely used in various fields, including the food and beverage industry, manufacturing, firefighting, and gas supply. They are used for storing and providing CO2 to meet diverse industry needs. It is important to note that the design, manufacturing, and use of carbon dioxide storage tanks must comply with relevant regulations, standards, and safety guidelines. When using these tanks, operators should follow the manual and safety guidelines, and collaborate with local regulatory bodies to ensure the safety and reliability of the tanks.

When planning a CO2 storage tank, the following requirements should be considered:  Safety Distance: The tank should maintain an adequate safety distance from surrounding buildings, equipment, and personnel to prevent injury and loss in case of accidental incidents. Specific requirements for safety distance can be determined according to local regulations and standards. Tank Capacity: Determine the tank's capacity based on actual needs and usage. The selection should consider factors such as CO2 usage, storage cycle, and supply requirements. Tank Layout: The layout should facilitate operation and maintenance while meeting safety and environmental protection requirements. Sufficient spacing between tanks should be provided for ease of operation and maintenance. Tank Material: Choose appropriate materials for manufacturing the tank to ensure its corrosion and pressure resistance. Common materials include carbon steel and stainless steel. Safety Equipment: The tank should be equipped with necessary safety equipment such as safety valves, pressure sensors, and temperature sensors to ensure safe operation. Leak Protection: Measures should be taken to prevent CO2 leakage, such as sealed valves and leak detection systems. Corresponding leak response measures and emergency plans should also be in place. Environmental Impact Assessment: An environmental impact assessment should be conducted when planning the tank to evaluate its impact on the surrounding environment and take appropriate measures for environmental protection. Regulations and Standards: When planning the tank, comply with local regulations and standards, including building codes, safety regulations, and environmental protection requirements. It is important to note that the planning of CO2 storage tanks should be carried out by engineers or relevant agencies to ensure compliance with safety and environmental protection requirements. Consulting with local authorities for advice and guidance is also necessary.

There are several types of carbon dioxide storage tanks: - Atmospheric Pressure Tanks: These are containers for storing carbon dioxide at pressures close to atmospheric pressure. They are suitable for low-pressure applications such as the beverage industry and gas fire suppression systems. - High-Pressure Tanks: High-pressure tanks store carbon dioxide at pressures above atmospheric pressure and are commonly used in industrial settings like chemical processing and refrigeration. - Liquid Storage Tanks: These tanks liquefy and store carbon dioxide at temperatures below room temperature. They are typically used for large-scale liquid CO2 storage in applications like food freezing and pharmaceutical manufacturing. - Vapor Storage Tanks: Vapor storage tanks store liquid CO2 in a gaseous state, with temperatures and pressures suitable for vaporization. They are used for scenarios requiring the supply of gaseous CO2, such as carbonation in beverages and welding. - Insulated Tanks: Insulated tanks have excellent thermal insulation properties, reducing heat transfer and liquid evaporation. They are usually used for long-term storage of liquid CO2, such as in scientific research and refrigeration. Select the appropriate carbon dioxide storage tank type based on specific application needs and scenarios, and follow relevant regulations and standards for operation and management.

Before using the CO2 storage tank, certain inspection and filling points must be addressed. Here are some common precautions: - Inspect the tank's exterior: Check for any visible damage, corrosion, or signs of leakage. Ensure the tank shell is undamaged. - Inspect valves and fittings: Verify that the tank's valves and fittings are securely fastened and there are no leaks. Ensure proper operation. - Check the pressure gauge: Confirm that the tank's pressure gauge is functioning correctly and the readings are accurate. Replace or repair as necessary. - Check the level indicator: Ensure the tank's level indicator is operating properly and accurately displaying the level. Repair or replace if abnormal. - Inspect the pressure relief device: Check that the tank's pressure relief device (e.g., safety valve) is functioning correctly and the set pressure meets requirements. Repair or replace if abnormal. - Check the filling equipment: Verify that the filling equipment (e.g., filling pipes, pumps) is operating properly and there are no leaks or blockages. Ensure safety and reliability. - Filling operation: During the filling process, pay attention to the following: - Control the filling rate, avoiding too fast or too slow. - Control the filling pressure, ensuring it does not exceed the tank's rated pressure. - Monitor the level, ensuring it is filled to the appropriate level. - Regularly inspect filling equipment and valves to ensure they are operating correctly. - Safety measures: Adhere to relevant safety regulations and procedures during the filling process. Operators should wear appropriate protective gear, such as static-free clothing, gloves, etc. - Note: Specific inspection and filling points may vary depending on the tank type and application. Before using the CO2 storage tank, inspect and operate according to relevant specifications and standards, and consult with experts to ensure safety and effectiveness.
Our company attaches great importance to technological innovation and research and development design. We have 1 municipal-level enterprise technology center in Heze City, equipped with test facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. We have over 600 various instruments and equipment, including CNC machines, 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 welding for temperature and pressure vessels, biomass boiler emissions 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累计 obtained 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 Li Yajiang of Shandong University, has jointly developed deep cryogenic container processing technology using the international plasma arc + wire filling tungsten inert gas arc welding (PAW-GTAW) technique. After being appraised as a provincial-level scientific and technological achievement, our technology level has reached an international standard in the field of deep cryogenic container manufacturing. Choose Zhongjietech for a partnership that creates brilliance together!