Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Development Zone, Heze City, with a registered capital of 50 million yuan and total assets of 500 million yuan. The company has 7 business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It has three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 people, including 247 engineers and technicians, and 82 intermediate-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
The commissioning process for carbon dioxide storage tanks typically includes the following steps and contents: Tank Installation Inspection: Check if the tank's installation location, foundation, and support structure meet design requirements, ensuring stability and safety. Pipeline Connection Inspection: Verify the integrity and proper operation of the connections between the tank and the inlet and outlet pipelines, including valves and pipes, to ensure the pipeline system's completeness and normal operation. Tank Cleaning and Emptying: Before commissioning, clean and empty the tank to ensure there are no impurities or residues inside, as well as no other gases or liquids. Tank Pressure Testing: Conduct pressure tests on the tank, including static pressure testing and leak testing. Static pressure testing involves increasing pressure to check the tank's sealing and pressure resistance. Leak testing checks for any leakage in the tank and pipeline system. Control System Commissioning: Calibrate and adjust the control system of the tank, including pressure, temperature, and level sensors, to ensure the accuracy and reliability of the control system. Safety System Testing: Test the safety system of the tank, including the functionality of safety valves, pressure gauges, and level indicators, to ensure the normal operation and response of the safety system. Operating Parameter Adjustment: Adjust the operating parameters of the tank based on actual needs and process requirements, such as pressure, temperature, and level, to meet process requirements and safe operation. Documentation and Reporting: Record and organize data, test results, and operational records during the commissioning process, generating a commissioning report for future reference and management. The above steps and contents are general for the commissioning of carbon dioxide storage tanks; specific commissioning activities may vary based on tank design requirements and application scenarios. During commissioning, strictly adhere to relevant safety operation procedures and standards to ensure the safety and effectiveness of the commissioning process.

In the event of a CO2 cylinder leak, immediate action should be taken as follows: Ensure personnel safety: First, ensure that people evacuate the leak area quickly and move away from any potential hazards. If necessary, use appropriate personal protective equipment, such as respirators and protective suits. Cut off the gas source: As soon as possible, disconnect the CO2 supply source to stop further leakage. Close the relevant valves or switches, or disconnect the connection from the cylinder. Prevent fire sources: Ensure there are no open flames or other heat sources that could cause a fire in the leak area. If there is a fire risk, take appropriate fire-fighting measures immediately. Ventilation: Open ventilation equipment to increase air circulation, which helps dilute and expel the leaked CO2 gas. Ensure that the ventilation equipment is operating properly and that the ventilation system does not introduce CO2 gas into other areas. Seal the leak point: If possible, try to seal the leak point using suitable materials or methods to reduce or stop the leakage. This may require assistance from personnel. Notify relevant departments: Promptly inform the relevant emergency departments, environmental protection departments, or related agencies, report the leak situation, and act according to their instructions. Please note that handling CO2 cylinder leaks is a dangerous task and should be performed by trained and experienced personnel. Always follow relevant safety operating procedures and guidelines during the process.

Carbon dioxide tanks are equipment used for storing and transporting CO2. They are typically sealed containers with specialized design and structure to ensure safe storage and usage of CO2. Here are some common details about carbon dioxide tanks: Storage Form: CO2 is a gas at room temperature but can be compressed into a liquid under high pressure for easier storage and transportation. Carbon dioxide tanks are commonly used for storing liquid CO2. Storage Pressure: These tanks usually store high-pressure CO2, with pressures typically around 20-25 bar. This high-pressure state helps maintain CO2 in a liquid state. Storage Capacity: The capacity of carbon dioxide tanks can vary based on requirements, from small ones with a few thousand liters to large ones with tens of thousands of liters. The capacity choice depends on specific application needs. Safety: CO2 is a colorless, odorless gas, but at high concentrations, it can pose asphyxiation risks to humans. Therefore, appropriate safety measures such as ventilation and protective gear must be taken when using carbon dioxide tanks to ensure the safety of operators. Application Areas: Carbon dioxide tanks are widely used in various fields, including the food and beverage industry, construction, fire suppression, and gas supply. They store and provide CO2 to meet diverse industrial demands. It is important to note that the design, manufacturing, and use of carbon dioxide tanks must comply with relevant regulations, standards, and safety provisions. When using carbon dioxide tanks, operators should follow the operating manual and safety guidelines and cooperate with local regulatory authorities to ensure the tank's safety and reliability.

When using carbon dioxide storage tanks, the following safety procedures must be adhered to ensure safety: Tank Operator Training: All operators must receive training to understand the characteristics, operational requirements, and safety measures of carbon dioxide storage tanks. Training should include safe tank operation, leak handling, emergency response plans, etc. Safety Operating Procedures: Establish and follow relevant safety operating procedures, including tank startup, shutdown, inspection, and maintenance. Operators should operate in accordance with the procedures to ensure safe tank operation. Leak Handling: Develop a leak handling program, including leak detection, emergency shutdown, and isolation of the leak source. Operators should be familiar with the leak handling procedures and able to respond quickly and correctly to leak incidents. Fire Prevention Measures: Carbon dioxide is flammable, so fire prevention measures must be taken when using it. Smoking, open flame operations, or the placement of flammable materials are prohibited near the tank. Ensure that fire protection equipment around the tank is in good condition and that fire drills are conducted regularly. Waste Gas Emission: When using carbon dioxide storage tanks, waste gases should be emitted properly to avoid the accumulation of carbon dioxide in enclosed spaces, which can cause asphyxiation and safety risks. Ensure that the waste gas emission system is unobstructed and operating correctly. Regular Inspections and Maintenance: Regularly inspect the tank's appearance, seals, valves, and pipe connections. If any abnormalities or damage are found, repairs or replacements should be made promptly. Also, regularly inspect and maintain the tank's safety valves, pressure sensors, and other accessories. Emergency Response Plans: Develop and implement emergency response plans, including procedures for handling leak incidents, evacuation, and first aid measures. Operators should be familiar with the emergency response plans and conduct drills regularly. Monitoring and Alarm Systems: Install and maintain monitoring and alarm systems for the tank.
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