Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as a mechanical and electrical equipment installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the council unit 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.
Common protection techniques for CO2 storage tanks include: - Fire and Explosion Prevention Measures: A fire-resistant buffer zone should be established around the tank, keeping it away from ignition sources and flammable materials. The tank itself should be equipped with fire and explosion prevention measures, such as fire-resistant coatings and explosion-proof devices, to prevent fires and explosions. - Leak Detection and Alarm Systems: The tank should be fitted with a leak detection and alarm system to promptly detect and alert of any leaks. Regularly inspect and maintain the leak detection equipment to ensure proper functioning. - Regular Inspections and Maintenance: Conduct regular inspections of the tank's exterior, valves, and fittings to ensure they are intact. Regularly perform leak detection and pressure tests to ensure the tank meets safety requirements. - Emissions Treatment: Treat the exhaust gases produced by the CO2 storage tank to prevent environmental pollution. Implement appropriate emissions treatment measures, such as collecting and treating the exhaust. - Static Electricity Protection: Adopt static electricity protection measures to prevent static buildup and discharge. Use anti-static equipment and tools to ensure safety during operations. - Safety Training and Awareness: Provide safety training for operators to enhance their awareness and ability to safely handle CO2 storage tanks. Conduct regular safety training and drills to prepare for emergencies. - Management Records and Documentation: Establish comprehensive management records and documentation, including the tank's usage, inspection, and maintenance records. Regularly review and update these records to ensure proper safety and maintenance management. It's important to note that the above techniques are common practices, but specific protection measures may vary depending on the tank type and application. When using CO2 storage tanks, operate according to relevant regulations and standards and consult with experts to ensure safety and effectiveness.

Carbon dioxide storage tanks, categorized by design and application, come in various types and configurations: - Vertical Tanks: Commonly used carbon dioxide storage tanks, shaped cylindrically, mounted vertically. These tanks typically have larger capacities, suitable for large-scale storage and supply. - Horizontal Tanks: Another common type, shaped as rectangular or cylindrical, placed horizontally. Ideal for smaller-scale storage and supply, suitable for limited spaces. - Spherical Tanks: A specialized type of carbon dioxide storage tank, shaped spherically. These tanks offer high strength and pressure-bearing capacity, ideal for high-pressure storage and transportation. - Vertical Tanks (Small Capacity): Smaller capacity tanks, cylindrical in shape, mounted vertically. Used for small-scale storage and supply, such as commercial and residential applications. - Underground Tanks: A unique structure where the storage tank is buried underground. These tanks save space, reduce visual impact, and offer enhanced safety and environmental protection. These tanks are usually constructed from pressure-resistant materials (like carbon steel or stainless steel) with certain insulating properties and accessories such as safety valves, pressure gauges, and level indicators. The interior often features baffles or partitions to separate different liquids or gases. Additionally, the tanks are equipped with safety systems, including pressure maintenance systems, leak detection systems, and fire detection systems.

For the maintenance of CO2 storage tanks, here are some recommended methods: Regular Inspections: Periodically check the tank's exterior and interior for signs of corrosion, cracks, or leaks. Non-destructive testing methods, such as ultrasonic testing, can be used to assess the tank's integrity. Cleaning and Corrosion Prevention: Regularly clean the tank's exterior to remove dirt and debris. For tanks coated with corrosion-resistant paint, regularly inspect the coating's condition and repair or repaint as needed to protect against corrosion. Leak Detection: Conduct regular leak checks to ensure there are no leakage issues. Use gas detectors or leak detectors for testing, or evaluate the tank's sealing performance through pressure tests. Safety Valve Inspection: Regularly check and test the safety valve's operational status to ensure it functions properly under overpressure conditions. Adjust and test according to the specifications and requirements of the safety valve. Piping and Valve Maintenance: Regularly inspect and maintain the piping and valves connected to the tank to ensure their proper operation and sealing performance. Clean and lubricate valves, and check for leaks at pipe connections. Documentation: Record the dates, content, and results of maintenance, establishing maintenance records for the tank. Retain relevant documents and reports for future reference and review. Please note that for the maintenance of CO2 storage tanks, it is recommended to follow relevant safety operating procedures and standards. If you do not have the necessary knowledge and experience, it is advisable to consult professionals or manufacturers for maintenance work.

Prior to using a CO2 storage tank, the following preparations must be made: Safety Inspection: Conduct a safety check on the tank before use to ensure there are no obvious damages, corrosion, or leaks. Inspect the tank's exterior, valves, and connecting pipes to ensure they are intact. Tank Cleaning: Ensure the tank is clean both internally and externally. Remove any debris, dirt, and residues to ensure no substances could affect the quality or safety of the CO2. Connecting Pipes: Check the connection between the tank and related pipes to ensure they are securely fastened and sealed. Verify the valve and pipe's on/off status to ensure they are in the correct position. Pressure Check: Inspect the tank's pressure to ensure it is within the safe range. A pressure gauge or other pressure detection equipment can be used if necessary. Ventilation and Safety Measures: Ensure adequate ventilation around the tank to prevent CO2 accumulation. During operation, follow relevant safety procedures and measures, such as wearing personal protective equipment and avoiding open flames. Tank Labeling: Label the tank with relevant information, such as the type of gas stored, pressure rating, and capacity. This aids operators in correctly identifying and handling the tank. Note that these preparations may vary depending on the type of tank and usage scenario. Before using a CO2 storage tank, it is recommended to refer to the relevant safety operation manuals and guidelines to ensure safe and correct operation.
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