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 like denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment sets; 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.
When using CO2 storage tanks, pay attention to the following aspects:  Safety Operation: Operators must undergo training to understand the properties, operational requirements, and safety measures of CO2 storage tanks. Adhere to relevant safety operation procedures and standards to ensure safety. Tank Inspection: Regularly inspect the tank's appearance, seal, valves, and pipeline connections before use. Repair or replace promptly if any anomalies or damage are found. Tank Placement: Place the tank in a well-ventilated, dry, and fire-source-free area. Avoid direct sunlight and high temperatures to prevent overheating. Leak Protection: Ensure that valves and pipeline connections are well-sealed to prevent CO2 leakage. Regularly check 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: CO2 is flammable; thus, fire prevention measures must be taken during use. Smoking, open flame operations, or placing flammable materials near the tank are prohibited. Exhaust Emission: Properly discharge exhaust gases produced when using CO2 storage tanks to avoid CO2 accumulation in enclosed spaces, which can cause asphyxiation and safety risks. Emergency Response Plan: Develop and implement an emergency response plan, including procedures for handling leaks, evacuation, and first aid measures. Operators should be familiar with the plan and conduct drills regularly. Note that CO2 storage tanks should only be operated by trained personnel and in accordance with relevant safety operation procedures and standards. Seek advice and guidance from experts.

If a leak in the CO2 storage tank is detected, the following procedures must be taken immediately: Confirm the leak location: First, identify the exact position of the leak, which can be done through listening, observation, or using gas detection equipment. Emergency response: If a leak is found, take immediate emergency measures to ensure safety. Evacuate personnel to a safe area and notify relevant individuals and emergency services. Cut off the gas source: Quickly shut off the CO2 supply source by closing valves or disconnecting power to stop the supply. Locate the leak: In a safe manner, use gas detection equipment or visual inspection to find the leak. Apply soap and water or other leak detection agents to potential leak sites 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 a temporary repair. Ensure the sealing is secure and effective in preventing gas leakage. Repair and maintenance: In a safe environment, perform further repairs and maintenance. Depending on the specific situation of the leak, it may be necessary to replace seals, repair or replace valves, etc. All repair and maintenance work should be conducted by trained personnel. Inspection and testing: After repairs and maintenance, conduct leak inspections and testing to ensure the leak has been fully repaired and the tank's safety performance has returned to normal. It is important to handle leaks in CO2 storage tanks with caution and follow relevant safety regulations and procedures. If you do not have the necessary knowledge and skills, contact a professional for assistance.

When filling liquid carbon dioxide tanks, attention should be given to the following aspects: Safety Operation: During the filling process, it is mandatory to follow relevant safety operation procedures and standards. Operators should receive training to understand the operation requirements and safety measures of the filling equipment and operate strictly according to the procedures. Tank Inspection: Before filling, the tank must be inspected to ensure its integrity and safety. Check the tank's appearance, sealing, valves, and pipe connections, and if any abnormalities or damages are found, they should be repaired or replaced promptly. Filling Equipment: Select appropriate filling equipment to ensure it meets relevant standards and requirements. The filling equipment should have a safe and reliable design and operational function to ensure the safety and efficiency of the filling process. Filling Rate Control: Controlling the filling rate is crucial. Excessive filling speed can lead to high tank pressure, increasing safety risks. The filling rate should be controlled based on the tank's capacity and design requirements to ensure safe filling. Pressure Control: During the filling process, the tank's pressure must be strictly controlled. The filling equipment should be equipped with pressure sensors and safety valves to ensure the internal pressure of the tank remains within a safe range. Leak Protection: During the filling process, the sealing of valves and pipes must be ensured to prevent carbon dioxide leakage. Regularly inspect and replace seals, and promptly address any leakage issues. Monitoring and Recording: Real-time monitoring and recording of key parameters, such as pressure, temperature, and level, should be conducted during the filling process. This helps in detecting anomalies early and making appropriate adjustments and treatments. It is important to note that liquid carbon dioxide tanks should be operated by trained personnel and follow relevant safety operation procedures and standards. Seek advice and guidance from experts.

二氧化碳储罐的检验频率应根据当地的法规、标准和制造商的建议来确定。一般来说，以下几个因素会影响二氧化碳储罐的检验频率： 法规和标准要求：不同和地区可能有不同的法规和标准，规定了储罐的检验要求和频率。例如，美国的DOT标准要求液化气体储罐每5年进行一次外部检验和每10年进行一次内部检验。 制造商建议：储罐的制造商通常会提供关于检验频率的建议。这些建议基于储罐的设计、材料和使用寿命等因素，可以作为制定检验计划的参考。 使用环境和条件：储罐的使用环境和条件也会影响检验频率。例如，如果储罐暴露在腐蚀性环境中或经常受到机械应力，可能需要更频繁的检验。 一般来说，液化气体储罐的外部检验通常是通过目视检查、超声波检测、磁粉检测等方法进行的，以评估储罐的外部状况和可能存在的缺陷。内部检验可能需要排空储罐，并通过内部检查、厚度测量、焊缝检测等方法来评估储罐的内部状况。 重要的是，储罐的检验应由经过培训和有经验的人员进行，并严格按照相关的法规、标准和制造商的建议进行。定期的检验和维护可以确保储罐的安全性和可靠性，减少事故的风险。
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