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 cryogenic pressure vessels such as LNG tanks, oxygen/nitrogen/argon tanks, and CO2 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 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, and other green energy equipment.
Leakage issues in CO2 storage tanks may be caused by the following reasons: Material Corrosion: CO2 has some corrosive properties, and prolonged contact can lead to corrosion of the tank material. Corrosion can damage the tank's surface protective layer, causing it to lose its seal and resulting in leaks. Welding Defects: The welding joints of the tank may have defects, such as cracks in the welds or blowholes, which can reduce the strength of the welded areas and lead to leaks. Design Defects: Inadequate design or defects in the tank can also cause leaks. For example, poorly designed interface connections or unreasonable structural designs can lead to leakage problems in the tank. Overpressure: If the internal pressure of the tank exceeds its capacity, it may cause deformation or破裂 of the tank, leading to leaks. Temperature Fluctuations: During temperature changes, the thermal expansion and contraction effect on CO2 storage tanks can cause deformation or stress concentration, leading to leaks. Improper Operation: Incorrect operation and maintenance can also cause tank leaks. For instance, over-tightening valves or improper maintenance measures can lead to a decrease in the tank's sealing performance. External Damage: External forces such as impacts, scratches, or corrosion can cause surface damage or corrosion to the tank, leading to leaks. To avoid leakage problems in CO2 storage tanks, it is essential to select appropriate materials, reasonable design, and manufacturing processes, and to conduct regular inspections and maintenance. Additionally, operators should receive training and adhere to operational procedures to ensure the safe operation of the tanks.

If a leak in the CO2 storage tank is detected, the following steps should be taken immediately: Confirm the leak location: First, identify the exact location of the leak, which can be done through hearing, observation, or using gas detection equipment. Emergency response: If a leak is found, take immediate emergency measures to ensure personnel safety. Evacuate personnel to a safe area and notify relevant personnel and emergency agencies. Cut off the gas supply: Quickly shut off the CO2 supply source by closing valves or disconnecting power to stop the supply of CO2. Locate the leak: In a safe manner, use gas detection equipment or visual inspection to find the exact location of the leak. Apply soap water or other leak detection agents to potential leak areas and observe for bubbles. Seal the leak: Once the leak location is confirmed, take temporary sealing measures, such as using tape, sealant, or other reliable sealing materials for temporary repair. Ensure the sealing measures are secure and effective in preventing gas leakage. Repair and maintenance: In a safe environment, perform further repair and maintenance work. Depending on the nature of the leak, it may be necessary to replace seals, repair or replace valves, etc. Repair and maintenance should be carried out by trained personnel. Inspection and testing: After repairs and maintenance, conduct leak detection and testing to ensure the leak has been completely repaired and the tank's safety performance has returned to normal. It is important to handle CO2 tank leak issues with caution and follow relevant safety regulations and procedures. If you do not have the necessary knowledge and skills, contact a professional for assistance.

To maintain the stability of CO2 storage tanks, several details should be considered:  - Foundation Design: The foundation design of the tank must comply with relevant standards and regulations, ensuring adequate strength and stability. The foundation should account for the tank's weight, pressure, and geological conditions to ensure the tank is securely placed on the foundation. - Padding and Fastening Devices: Appropriate padding, such as rubber or steel pads, should be installed between the tank and the foundation to reduce friction and vibration. Additionally, use fastening devices like bolts or welding to secure the tank to the foundation, preventing movement and tilting. - Site Leveling: The installation site should be kept level with no significant tilting or unevenness. If there is tilting or unevenness, adjustments and corrections should be made to ensure the tank's stability. - Seismic Measures: In earthquake-prone areas, 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 fastening devices and connection points to ensure they are intact. Any signs of loosening, wear, or damage should be addressed promptly with repairs or replacements. - Load Distribution: Uniformly distribute loads above the tank, such as platforms or pipelines, to balance the weight distribution and reduce the impact of uneven loads on stability. - Safety Distance: The tank should maintain sufficient 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...

Carbon Dioxide Tank Commissioning typically involves the following steps and contents: 1. Tank Installation Inspection: Check if the tank's installation location, foundation, and supporting structure meet design requirements to ensure stability and safety. 2. Pipeline Connection Inspection: Verify the integrity and proper operation of the connections between the tank and inlet/outlet pipelines, including valve and pipeline opening and closing, to ensure the pipeline system's completeness and normal operation. 3. Tank Cleaning and Draining: Prior to commissioning, clean and drain the tank to ensure no impurities, residues, or other gases/liquids are present inside. 4. Tank Pressure Testing: Conduct pressure tests on the tank, including static pressure and leakage tests. The static pressure test involves increasing pressure to check the tank's sealing and pressure resistance. The leakage test checks for any leakage in the tank and pipeline system. 5. Control System Commissioning: Calibrate and adjust the tank's control system, including pressure, temperature, and level sensors, to ensure accuracy and reliability. 6. Safety System Testing: Test the tank's safety system, including the functionality of safety valves, pressure gauges, and level indicators, to ensure normal operation and responsiveness. 7. Operating Parameter Adjustment: Adjust the tank's operating parameters, such as pressure, temperature, and level, based on actual requirements and process specifications to meet process demands and ensure safe operation. 8. Documentation and Reporting: Record and organize data, test results, and operational records during commissioning to generate a commissioning report for future reference and management. The above steps and contents are general for carbon dioxide tank commissioning. Specific commissioning activities may vary depending on the tank's design requirements and application scenarios. During commissioning, strict adherence to relevant safety operation procedures and standards is essential to ensure the safety and effectiveness of the process.
Our company places great emphasis on technological innovation and research and development. We have 1 municipal enterprise technology center in Heze City, equipped with non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and other testing facilities. We have over 600 types of equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property test machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and more. The key products we have developed, such as welding for temperature and pressure vessels, emissions reduction in biomass boilers, and waste heat utilization, have successively been included in multiple Shandong Provincial Department of Industry and Information Technology science and technology projects, Shandong key projects, and Heze City innovation and excellence projects. We have accumulated 27 authorized utility model patents, 16 authorized invention patents, 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 developed deep cryogenic container processing technology using the internationally recognized plasma arc + wire-in-tube tungsten inert gas arc welding (PAW-GTAW) technique. The provincial scientific and technological achievement evaluation has confirmed that our technology level in the deep cryogenic container manufacturing field has reached an international standard. Choose Zhongjieteqiang, and let's create brilliance together!