Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat recovery boilers, etc.; vacuum insulation cryogenic pressure vessels such as LNG tanks, oxygen-nitrogen-argon tanks, CO2 tanks, etc.; pressure vessel products such as denitrification engineering equipment, heat storage and energy storage equipment, complete chemical equipment sets, etc.; central air conditioning and ventilation equipment such as 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, etc., as green energy equipment.
For the maintenance and care of low-temperature liquid storage tanks, here are some tips and precautions: - Regular Inspections: Conduct regular checks on the tank's exterior, internal lining, valves, and pipe connections. Be vigilant for signs of corrosion, cracks, or oil leaks. - Cleaning and Draining: Regularly clean the interior of the tank to remove accumulated impurities and sediments. Also, regularly drain the tank to remove liquid and gas contaminants. - Corrosion Prevention: The outer shell and inner lining of low-temperature liquid storage tanks should be treated for corrosion resistance. Regularly inspect and maintain the protective layer or coating to ensure its integrity and effectiveness. - Temperature and Pressure Control: Maintain the tank's temperature and pressure within the design limits. Avoid extremes that could damage the tank. - Safety Equipment Checks: Inspect the tank's safety equipment, such as safety valves, pressure and temperature sensors, to ensure they are functioning properly. Verify that their set parameters meet requirements. - Maintenance of Level Measurement Systems: Regularly check and calibrate the level measurement system to ensure accuracy and reliability. Clean or replace level sensors as needed. - Fire Prevention Measures: Fire prevention is crucial for low-temperature liquid storage tanks. Ensure that fire protection equipment around the tank is in good condition and conduct regular fire drills. - Regular Assessments and Monitoring: Regularly assess and monitor the tank, including structural integrity, corrosion, and safety. Take appropriate maintenance and repair actions based on assessment results. - Operator Training: Operators should receive training to understand the characteristics, operational requirements, and safety measures of low-temperature liquid storage tanks. Training should include safe operation, leak handling, and emergency procedures.

Carbon dioxide storage tanks are devices used for storing carbon dioxide gas. They are typically made of high-strength materials with sealing capabilities to prevent the leakage of stored CO2. The design and capacity of the tanks can be adjusted as needed to accommodate various applications. Carbon dioxide storage tanks are widely used across industries, including industrial production, food processing, and more. In the industrial sector, these tanks are commonly used for storing and supplying CO2 gas for processes such as welding, gas shielding, and fire suppression. In the food processing industry, they can be used to produce carbonated beverages and frozen foods. In the medical field, they are used to manufacture medical gases like breathing and anesthetic gases. The development and manufacturing of carbon dioxide storage tanks involve multiple manufacturers and technologies. Different companies may employ various design and manufacturing processes to meet the diverse needs of users. Additionally, safety standards and regulations must be adhered to ensure the safe operation and use of the tanks.

The process of filling a carbon dioxide tank involves injecting liquid carbon dioxide into the tank. Here are some precautions to consider when filling a carbon dioxide tank: Safety Operation: Adhere to the relevant safety operating procedures when filling a carbon dioxide tank. Operators should be trained and aware of the tank's characteristics and safety considerations to ensure safe operation. Tank Capacity Control: Ensure that the filling process does not exceed the tank's rated capacity. Exceeding the rated capacity can lead to excessive tank pressure and increased safety risks. Filling Rate Control: Maintain a moderate filling rate to avoid both too fast and too slow filling. A rapid filling rate can cause excessive internal pressure, while a slow rate can lead to extended filling times. Temperature Control: Control the temperature of the liquid carbon dioxide during the filling process. High temperatures can cause rapid evaporation, and low temperatures can lead to solidification. Pressure Control: Monitor and control the internal pressure of the tank during filling. Excessive pressure can cause tank rupture or leakage, while low pressure can result in inadequate filling. Level Monitoring: Regularly monitor the tank's level during filling to ensure accurate measurements and avoid overfilling or underfilling. Relief Devices: The tank should be equipped with relief devices, such as safety valves, to control internal pressure. The set pressure of the relief devices should meet relevant requirements and be inspected and maintained regularly. Environmental Protection: Pay attention to environmental protection during the filling process to prevent leaks and contamination of liquid carbon dioxide. Take appropriate protective measures, such as using sealed connections and protective devices. The above are some precautions to consider when filling a carbon dioxide tank. Follow relevant safety regulations and standards during filling operations, and consult with experts to ensure safety and effectiveness.

Carbon dioxide storage tanks come in various sizes and configurations, tailored to specific application and capacity requirements. Here are some common dimensions and structures of carbon dioxide tanks: - Dimensions: The size of carbon dioxide tanks ranges from small to large, varying with capacity. Common sizes include thousands to tens of thousands of liters. - Structure: Typically, carbon dioxide tanks feature a double-walled design, with the inner wall for storing liquid CO2 and the outer wall for insulation. The inner wall is usually made of stainless steel or aluminum alloy, offering excellent corrosion resistance. - Insulation: To maintain the low temperature of liquid CO2, the outer wall is insulated to reduce heat transfer and maintain低温. Insulation can be in multi-layered structures, such as polyester foam, glass wool, etc. - Pressure Relief Devices: Carbon dioxide tanks are usually equipped with pressure relief devices, like safety valves, to control internal pressure. The set pressure of these devices should meet relevant requirements and be inspected and maintained regularly. - Connecting Pipes: The connection between the tank and pipes is typically made with appropriate methods, such as flange connections or threaded connections. The connecting pipes must comply with relevant standards and regulations to ensure secure and leak-proof connections. - Support Structure: Large carbon dioxide tanks often require a support structure to bear their weight. These can be steel or concrete structures, ensuring stability and safety. Note that the specific dimensions and structures of carbon dioxide tanks may vary depending on different applications and requirements. When selecting and using carbon dioxide tanks, it is essential to consider the specific needs and follow appropriate guidelines.
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