Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat recovery boilers, and other boiler products; vacuum insulation deep-freeze pressure vessels such as LNG storage tanks, oxygen/nitrogen/argon storage tanks, and CO2 storage tanks; pressure vessel products such as denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment; central air conditioning and HVAC equipment like ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modular units. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
Key aspects for the safe operation of low-temperature CO2 storage tanks include: Design and manufacturing: The tank's design and construction must comply with relevant standards and regulations, ensuring its ability to withstand working conditions in low-temperature and high-pressure environments. The tank should possess adequate strength and sealing performance to prevent leaks and ruptures. Safety valves and pressure control: The tank should be equipped with safety valves and pressure control devices to ensure the internal pressure remains within safe limits. Safety valves should be regularly inspected and tested to ensure proper functioning. Temperature control: Effective temperature control is necessary for low-temperature CO2 storage tanks to prevent freezing or embrittlement due to excessively low temperatures. Appropriate insulation materials and equipment should be used to maintain the tank and pipeline temperatures within safe ranges. Leak detection and alarm: The tank should be equipped with leak detection devices and alarm systems, as well as corresponding monitoring equipment. These devices can detect leaks promptly and trigger alarms to enable appropriate measures to be taken. Safe operation and training: Operators should receive relevant training to understand the safe operation procedures and standards for low-temperature CO2 storage tanks. Operators should be familiar with the tank's characteristics, operating principles, and emergency response measures. Regular inspections and maintenance: Tanks should be inspected and maintained regularly, including visual inspections, anti-corrosion coating maintenance, and leak detection. Regular inspections can identify potential issues early and enable corresponding repair measures to be taken. Emergency preparedness: Establish emergency response plans and equip with appropriate firefighting and first aid equipment. Operators should be familiar with emergency procedures and capable of responding quickly to emergencies. Please note that the above key points are general recommendations. Specific safety operations should be based on the design and usage requirements of low-temperature CO2 storage tanks. Before using the tank, it is recommended to refer to relevant safety operation manuals and guidelines to ensure operational safety.

When using carbon dioxide tanks, the following safety procedures must be followed to ensure safety: Tank Operator Training: All operators must receive training to understand the characteristics, operational requirements, and safety measures of carbon dioxide tanks. Training should include safe tank operation, leak handling, emergency procedures, etc. Safety Operating Procedures: Establish and adhere to relevant safety operating procedures, including the start-up, shutdown, inspection, and maintenance of the tank. Operators should operate in accordance with the procedures to ensure the safe operation of the tank. Leak Handling: Establish a leak handling program, including leak alarms, emergency shutdown, and isolation of the leak source. Operators should be familiar with the leak handling procedures and able to respond quickly and correctly to leak incidents. Fire Prevention Measures: Carbon dioxide is flammable, so fire prevention measures must be taken when in use. Smoking, open flames, or placing flammable materials near the tank is prohibited. Ensure that fire protection equipment around the tank is in good condition and that fire drills are conducted regularly. Waste Gas Emission: When using carbon dioxide tanks, ensure that waste gases are properly emitted to avoid the accumulation of carbon dioxide in enclosed spaces, which can cause asphyxiation and safety risks. Ensure the smooth and normal operation of the waste gas emission system. Regular Inspections and Maintenance: Regularly inspect the tank's appearance, sealing, valves, and pipeline connections. If any abnormalities or damage are found, they should be repaired or replaced promptly. Additionally, regularly inspect and maintain safety valves, pressure sensors, and other accessories. Emergency Response Plan: Develop and implement an emergency response plan, including the handling of leak incidents, evacuation procedures, and first aid measures. Operators should be familiar with the emergency response plan and conduct drills regularly. Monitoring and Alarm Systems: Install and maintain monitoring and alarm systems for the tank.

Carbon dioxide is widely used as a shielding gas in metal welding processes. Here are the main applications of carbon dioxide in welding: Gas Metal Arc Welding (GMAW): Carbon dioxide is commonly used as a shielding gas in the GMAW welding process. In GMAW welding, the arc generates high temperatures in the welding area, which can also cause oxidation reactions with oxygen and water vapor, leading to reduced weld quality. By injecting carbon dioxide gas into the welding area, a protective atmosphere is formed, preventing oxygen and water vapor from entering, thereby improving the quality and strength of the weld. Mixed Gas Shielding Welding (GMAW): Carbon dioxide is also often mixed with other gases (such as argon) to form a mixed gas shielding welding. The use of mixed gases can adjust the arc stability, molten pool formation, and weld quality during the welding process, enhancing the welding results. Gas Shielded Brazing: Carbon dioxide can also be used in the gas shielded brazing process. During brazing, the carbon dioxide gas provides a protective atmosphere, preventing oxidation and contamination in the brazing area, ensuring the quality of the brazed joints. Gas Shielded Cutting: Carbon dioxide can also be used in the gas shielded cutting process. In gas shielded cutting, by injecting carbon dioxide gas into the cutting area, a protective atmosphere is formed, preventing oxidation and contamination, improving the quality and speed of the cutting. It is important to note that the application of carbon dioxide in welding needs to be adjusted and optimized according to specific welding materials, methods, and requirements. When using carbon dioxide for welding, it is necessary to follow relevant safety operating procedures and guidelines to ensure the safety and quality of the welding process.

To maintain the stability of CO2 storage tanks, attention should be paid to the following details: - Foundation Design: The foundation design of the tank must comply with relevant standards and regulations, ensuring sufficient strength and stability. The foundation should consider the tank's weight, pressure, and geological conditions to ensure the tank is securely placed on the foundation. - Padding and Fixing Devices: Place appropriate padding, such as rubber pads or steel plates, between the tank and foundation to reduce friction and vibration. Simultaneously, use fixing devices like bolts or welding to secure the tank to the foundation, preventing movement and tilting. - Site Leveling: The site for tank installation should be kept level, without any significant slope or unevenness. If the site has slopes or unevenness, adjustments and corrections should be made to ensure the tank's stability. - Seismic Measures: In areas prone to earthquakes, additional seismic measures are required, such as setting up seismic supports and enhancing the tank's seismic resistance, to improve stability. - Regular Inspections: Conduct regular inspections of the tank's fixing devices and connection points to ensure they are intact. If loose, worn, or damaged conditions are found, repairs or replacements should be made promptly. - Load Distribution: Set up uniformly distributed loads above the tank, such as platforms or pipelines, to balance the weight distribution of the tank, reducing the impact of uneven loads on stability. - Safety Distance: The tank should maintain sufficient safety distance from other equipment, buildings, and fire sources to prevent accidental collisions or fires from affecting the tank's stability. It should be noted that the installation of CO2...
Zhongjie Special Equipment upholds the grand vision of "realizing the dreams of our employees, creating value for our customers, and striving for the prosperity and strength of our motherland," and is dedicated to the development of the green energy equipment industry. We offer society products and services with high cost-performance!