Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat boilers, and other boiler products; vacuum insulation deep-freeze pressure vessels such as LNG storage tanks, oxygen/nitrogen/argon storage tanks, 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 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, and other green energy equipment.
An automated maintenance system for CO2 storage tanks typically includes the following main components: - Pressure Maintenance System: Monitors and adjusts the internal pressure of the tank to ensure the CO2 inside remains within a safe and stable pressure range. This system comprises pressure sensors, control systems, pressure regulators, and pressure reserve devices. - Temperature Control System: Monitors and adjusts the internal temperature of the tank to maintain the CO2 within an appropriate temperature range. This system includes temperature sensors, control systems, and temperature regulators. - Level Monitoring System: Measures and monitors the liquid level within the tank to ensure the CO2 level remains within a safe range. The system can utilize float level gauges, pressure level gauges, and ultrasonic level gauges. - Leak Detection System: Monitors leaks in the tank and pipeline systems, detecting and alerting to them promptly. This system can employ gas sensors, liquid sensors, and leak detectors. - Fire Detection and Extinguishing System: Monitors fire situations in the tank area and implements appropriate extinguishing measures. The system includes fire detectors, alarms, and extinguishing equipment. - Remote Monitoring and Control System: Monitors and controls the operational status and parameters of the tank remotely, enabling remote operation and management. This system connects via network, providing real-time data and remote control features. These are the main components of a typical automated maintenance system for CO2 storage tanks. Specific system configurations and functions can be customized according to the tank's design requirements and application scenarios. These automated maintenance systems enhance the tank's safety, stability, and reliability, reducing the need for manual intervention and operational risks.

Carbon dioxide tanks are equipment used for storing and transporting CO2. They are typically sealed containers with special design and structure to ensure safe storage and use of CO2. Below are some common information about carbon dioxide tanks: Storage Form: CO2 is a gas at room temperature, but can be compressed into a liquid under high pressure for more efficient storage and transport. Carbon dioxide tanks usually store liquid CO2. Storage Pressure: Carbon dioxide tanks typically store high-pressure CO2 at around 20-25 bar. This high-pressure state helps maintain the liquid state of CO2. Storage Capacity: The capacity of carbon dioxide tanks can vary, from small ones of a few thousand liters to large ones of tens of thousands of liters. The choice of capacity depends on specific application requirements. Safety: CO2 is colorless and odorless, but can be dangerous when in high concentrations, potentially causing asphyxiation. Therefore, appropriate safety measures, such as ventilation and protective equipment, are necessary when using carbon dioxide tanks to ensure the safety of operators. Application Fields: Carbon dioxide tanks are widely used in various fields, including the food and beverage industry, manufacturing, fire extinguishing, gas supply, and more. They store and provide CO2 to meet various industry needs. It is important to note that the design, manufacture, and use of carbon dioxide tanks must comply with relevant regulations, standards, and safety regulations. When using carbon dioxide tanks, follow the operating manual and safety guidelines, and cooperate with local regulatory authorities and personnel to ensure the tank's safety and reliability.

Water pressure testing of CO2 storage tanks is a common quality inspection method used to verify the tank's sealing and pressure resistance performance. Below are the general steps for conducting a water pressure test on CO2 storage tanks: Preparation: Ensure the tank interior is clean and the tank is empty. Check the tank's valves, pipes, and connections to ensure they are sealed properly. Filling with Water: Fill the tank with water, using tap water or another clean source. Ensure even water filling to avoid bubbles or dead spots. Applying Pressure: Use a pressure pump or other pressure device to gradually increase the water pressure until reaching the predetermined test pressure. The test pressure is typically determined based on the tank's design requirements and relevant standards. Maintaining Pressure: After reaching the test pressure, hold it for a period, usually 15-30 minutes. During this time, observe for any leakage in the tank and check for leaks at the valves and connections. Releasing Pressure: Release the water pressure inside the tank, ensuring a slow and even release to avoid sudden pressure release causing shock. Inspection and Evaluation: After pressure release, inspect the tank's exterior and interior for any leakage. Evaluate the test results to ensure the tank's sealing and pressure resistance meet the requirements. It is important to follow relevant safety operation procedures and standards when conducting water pressure tests to ensure safety and reliability during the process. Additionally, based on the tank's design and usage requirements, other types of tests can be conducted, such as gas pressure tests and ultrasonic inspections, to comprehensively assess the tank's quality and performance. Seek advice and guidance from a consultant.

When using carbon dioxide storage tanks, pay attention to the following aspects: Safety Operation: Operators must receive training to understand the characteristics, operational requirements, and safety measures of carbon dioxide storage tanks. Adhere to relevant safety operation procedures and standards to ensure operational safety. Tank Inspection: Regularly inspect the tank's appearance, sealing, valves, and pipe connections before use. Promptly repair or replace if any abnormalities or damage are found. Tank Placement: Store tanks in well-ventilated, dry, and fire-free areas. Avoid direct sunlight and high temperatures to prevent overheating. Leak Prevention: Ensure that valves and pipe connections are sealed properly to prevent carbon dioxide leakage. Regularly inspect and replace seals, and promptly address any leaks. Pressure Control: Maintain internal tank pressure within a safe range. Check the pressure gauge and safety valve before use to ensure proper functioning. Avoid excessive or low pressure to prevent accidents. Fire Prevention Measures: Carbon dioxide is flammable, so fire prevention measures must be observed. Smoking, open flames, or flammable materials are prohibited near the tank. Exhaust Emission: Properly discharge exhaust gases generated when using carbon dioxide storage tanks to avoid carbon dioxide accumulation in enclosed spaces, which could lead to asphyxiation and safety risks. Emergency Response Plan: Develop and implement an emergency response plan, including the handling of leaks, evacuation procedures, and first aid measures. Operators should be familiar with the plan and conduct regular drills. Note that carbon dioxide storage tanks should only be used by trained personnel and in accordance with relevant safety operation procedures and standards. Seek advice and guidance from knowledgeable consultants.
Our company attaches great importance to technological innovation and R&D design, boasting one municipal-level enterprise technology center in Heze City. We have established testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. We are equipped with over 600 types of instruments and equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property testing machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and more. Our key products and technologies, such as welding for temperature and pressure vessels, biomass boiler emission reduction, and waste heat utilization, have successively been shortlisted for multiple Shandong Provincial Department of Industry and Information Technology innovation projects, key provincial 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. The technical team of our company, in collaboration with Professor Yajiang Li of Shandong University, has developed deep cryogenic container processing technology using the international plasma arc + filler wire tungsten inert gas arc welding (PAW-GTAW) technique. After being appraised as a provincial-level scientific and technological achievement, our technology level has reached an international standard in the field of deep cryogenic container manufacturing. Choose Zhongjie Special Equipment, let's create brilliance together!