Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, A2-grade pressure vessel manufacturing license, A2-grade pressure vessel design license, B-grade boiler installation, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as qualifications for electromechanical equipment installation contracting. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the Council Member of the Shandong Equipment Manufacturing Association. The company has also passed certifications for the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System, and the American ASME/U2 certification.
When using carbon dioxide tanks, the following precautions should be taken:   Safety Operation: Before operating a carbon dioxide tank, it's essential to be familiar with and adhere to the relevant safety operation procedures and guidelines. Ensure that operators have received the necessary training and understand the tank's working principle, operational procedures, and emergency measures.   Tank Inspection: Regularly inspect the external and internal conditions of the carbon dioxide tank, including checking for corrosion, leaks, and welds on the tank walls. If any abnormalities or damage are found, take immediate corrective or replacement actions.   Tank Pressure Control: Maintain the internal pressure of the tank within a safe range. Monitor and control the tank's pressure to avoid damage or safety risks due to excessive or low pressure.   Fire Prevention Measures: Carbon dioxide is a flammable gas, and fire prevention measures must be observed during use. Avoid open flame work near the tank and ensure the surrounding environment is flame-free.   Leak Response: In the event of a carbon dioxide leak, take appropriate emergency measures immediately. Promptly notify relevant personnel, ensure a safe evacuation, and take steps to prevent the spread of the leak.   Tank Maintenance: Regularly maintain and service the tank, including cleaning, lubrication, and corrosion prevention. Follow the manufacturer's recommendations and guidelines to ensure the tank operates normally and has a long service life.   Compliance: Adhere to local regulations, standards, and specifications to ensure that the tank's design, manufacturing, installation, and use meet the corresponding requirements.   It is crucial to strictly follow safety operation procedures when using carbon dioxide tanks and to cooperate with relevant personnel to ensure the tank's safety and reliability.

When storing carbon dioxide tanks, the following requirements must be followed to ensure safety and effectiveness: Ventilation: Tanks should be stored in well-ventilated areas to prevent the accumulation of carbon dioxide gas. Ensure there is adequate air circulation around the tank to avoid gas buildup and asphyxiation risks. Fire and Explosion Prevention: Keep tanks away from ignition sources, high-temperature areas, and flammable materials. Avoid open flame activities near the tank to prevent fire and explosion risks. Sunlight Avoidance: Store tanks in locations shielded from direct sunlight to prevent overheating and pressure increase. Direct sunlight can raise tank temperatures, increasing the risk of leaks and explosions. Mechanical Damage Prevention: Keep tanks away from machinery and heavy objects to avoid collisions and damage. Mechanical damage can lead to tank leaks or ruptures, causing safety hazards. Labeling and Warning Signs: Clearly label tanks with information such as the type of gas stored and pressure. Set up warning signs around the tanks to remind personnel of their presence and related safety precautions. Regular Inspections: Conduct regular inspections of the tank's exterior, valves, and connections to ensure they are intact. Take prompt corrective actions if any abnormalities are found. Storage Capacity Control: Control the storage capacity of the tank to prevent exceeding the rated capacity. Overfilling can lead to excessive tank pressure, increasing safety risks. Storage Records: Keep records of the tank's usage, including filling dates, quantities, and inspection records. Regularly inspect and maintain the tank, and retain relevant records. Note that specific storage requirements may vary depending on the tank type and application. When storing carbon dioxide tanks, operate according to relevant regulations and standards, and consult with experts to ensure safety and effectiveness.

Low Temperature Carbon Dioxide Storage Tank Related Knowledge 1. Structure of Low Temperature Carbon Dioxide Storage Tank The low temperature carbon dioxide storage tank typically features a double-layered cylindrical structure. The inner cylinder is made of 6MnDR alloy steel, while the outer cylinder is constructed from Q245R or Q345R pressure vessel steel plate. The piping is made of austenitic stainless steel, and the insulation space is filled with high-vacuum sintered sand or wrapped with multiple layers of insulation. The storage tank is equipped with valves for operation, which are arranged for ease of use. Pressure gauges and level indicators are also installed to monitor the internal pressure and liquid level of the low temperature carbon dioxide storage tank. 2. Key Features of Low Temperature Carbon Dioxide Storage Tank (1) The storage tank is fitted with a liquid filling connection for tank trucks, allowing liquid supply to vaporizers, tank trucks, and pumps. (2) Both the inner and outer cylinders of the storage tank are equipped with safety devices to ensure safe operation for users. (3) The insulation material of the low temperature carbon dioxide storage tank is specially treated to provide a longer vacuum life. Additionally, the tank is equipped with a vacuum gauge for measuring the insulation space vacuum when necessary. 3. Transportation of Low Temperature Carbon Dioxide Storage Tank (1) During road transportation, the storage tank should be securely fastened to the vehicle, travel at moderate speeds, and avoid collisions with other objects. (2) After the storage tank arrives, the unloading crew should work with the equipment supervisor to develop a scientific and reasonable unloading plan. 4. Installation of Low Temperature Carbon Dioxide Storage Tank (1) Upon arrival at the installation site, the storage tank can be positioned when installation conditions are met. During the installation process, avoid impacts and strikes, and pay special attention to the explosion-proof equipment on the outer cylinder and the vacuum valve, which should not be touched. (2) Perform a gas-tightness test on the inner cylinder system of the storage tank using nitrogen to the working pressure. After checking that valves, pipes, flanges, etc., are leak-free, the installation is complete. (3) The installation dimensions of the low temperature carbon dioxide storage tank are specified in the supply documents. When considering liquid loading and unloading with tank trucks, account for the vehicle's travel path.

The working principle of a carbon dioxide storage tank involves the compression and liquefaction of carbon dioxide. Here is a brief description of the working principle of a carbon dioxide storage tank: Compression: Carbon dioxide gas is first compressed to a higher pressure by a compressor. This process compresses the gas to a high-pressure state, enabling it to convert into a liquid. Cooling: The compressed carbon dioxide gas enters a cooler, where it is rapidly cooled through a cooling agent or system within the cooler. This process cools the gas below its boiling point, converting it into a liquid. Storage: The cooled carbon dioxide liquid is stored in a sealed tank, which typically has an insulating layer to reduce the evaporation of liquid carbon dioxide and maintain a low temperature. The tank's internal pressure is maintained within a certain range to ensure stable storage of the liquid carbon dioxide. Supply: When carbon dioxide is needed, it can be extracted from the tank through valves and a pipeline system. By controlling the opening and flow of valves, liquid carbon dioxide can be supplied to the required equipment or system. It should be noted that the working principle of carbon dioxide storage tanks may vary depending on specific design and manufacturing. When using a carbon dioxide storage tank, it is essential to follow the operation manual and safety guidelines, and to cooperate with local regulatory authorities and personnel to ensure the tank's safety and reliability.
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