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-freezing 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 area of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 staff, 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 installation of a CO2 storage tank safety valve is a crucial measure to ensure the tank can safely release pressure in case of overpressure. Below are general installation steps: 1. Selecting the Appropriate Safety Valve: Choose a suitable safety valve based on the tank's design pressure and flow requirements. Ensure the rated pressure and flow of the safety valve meet the tank's specifications. 2. Installation Location: Select a proper location for the safety valve, typically on the top or side of the tank. Make sure the safety valve can release pressure smoothly and is not obstructed by other equipment or structures. 3. Preparations: Clean the tank surface at the installation location to ensure no debris or dirt. Check the sealing of the safety valve and connecting pipes to ensure there are no damages or leaks. 4. Installing the Safety Valve: Connect the safety valve to the tank using appropriate connectors and sealing materials. Follow the installation instructions for the safety valve to ensure a secure and reliable connection with the tank. 5. Adjustment and Testing: Adjust and test the safety valve according to its specifications and requirements. Ensure the safety valve operates normally within the set pressure range and can release pressure in a timely manner. 6. Labeling and Recording: Label relevant information on the safety valve and tank, such as the rated pressure and flow of the safety valve, installation date, etc. Record the installation process and test results for future reference and maintenance. Please note that installing a CO2 storage tank safety valve must follow relevant safety operation procedures and standards. If you lack the necessary knowledge and experience, it is recommended to consult personnel or manufacturers for installation.

Carbon dioxide storage tanks are categorized into various types and structures based on their design and application, including: - Vertical Tanks: Commonly used carbon dioxide tanks, these are cylindrical in shape and are vertically positioned. Vertical tanks typically have larger capacities and are used for large-scale storage and supply of carbon dioxide. - Horizontal Tanks: Another common type, these tanks are rectangular or cylindrical and are placed horizontally. Horizontal tanks are generally used for smaller-scale storage and supply, suitable for limited spaces. - Spherical Tanks: A specialized type of carbon dioxide tank with a spherical shape. These tanks offer high strength and pressure-bearing capabilities, suitable for high-pressure storage and transport of carbon dioxide. - Vertical Tanks: Smaller capacity carbon dioxide tanks with a cylindrical shape and vertical positioning. They are commonly used for small-scale storage and supply, such as for commercial and residential use. - Underground Tanks: A unique structure where the carbon dioxide tank is buried underground. Underground tanks save space, reduce visual impact, and offer enhanced safety and environmental protection. These tanks are usually constructed from pressure-resistant materials (such as carbon steel or stainless steel) and have certain thermal insulation properties, along with accessories like safety valves, pressure gauges, and level gauges. The interior often features baffles or partitions to separate different liquids or gases. Additionally, the tanks are equipped with safety systems, such as pressure maintenance systems, leak detection systems, and fire detection systems.

以下是一些常见的二氧化碳储罐管理守则： 安全管理：建立完善的安全管理制度，包括安全操作规程、应急预案和事故处理程序等。确保操作人员具备必要的安全知识和技能，并定期进行安全培训和演练。 储罐检查和维护：定期检查储罐的外观、阀门、连接件等，确保其完好无损。定期进行泄漏检测和压力测试，确保储罐的安全性能符合要求。 液位监测和控制：定期监测储罐内的液位，确保储罐内的二氧化碳充足。根据需要进行充填或放空操作，维持适当的液位。 废气处理：处理二氧化碳储罐产生的废气，避免对环境造成污染。采取适当的废气处理措施，如收集和处理废气。 防火防爆措施：采取防火防爆措施，确保储罐周围的环境安全。远离火源、高温区域和易燃物质，定期检查和维护防火设施。 标识和警示：储罐应明确标识，包括储存的气体类型、压力等信息。周围应设置警示标志，提醒人员注意储罐的存在和相关安全注意事项。 储存记录：记录储罐的使用情况，包括充填日期、充填量、检查记录等。定期进行储罐的检测和维护，并保留相关记录。 定期审查和改进：定期审查储罐管理制度和操作流程，及时发现问题并进行改进。根据实际情况进行风险评估和管理，提高管理水平和安全性能。 需要注意的是，具体的管理守则可能会因不同的储罐类型和应用而有所不同。在管理二氧化碳储罐时，应根据相关的规范和标准进行操作，并咨询人士以确保安全和有效性。

The working principle of carbon dioxide storage involves the compression and liquefaction of carbon dioxide. Below is a brief description of how the carbon dioxide storage operates: Compression: The carbon dioxide gas is first compressed to a higher pressure by a compressor. This process compresses the gas to a high-pressure state, allowing it to convert to a liquid. Cooling: The compressed carbon dioxide gas then enters a cooler, where it is rapidly cooled through the coolant or cooling system within. This process cools the gas below its boiling point, transforming it into a liquid. Storage: The cooled carbon dioxide liquid is stored in a sealed tank, which is typically insulated to reduce the evaporation of liquid carbon dioxide and maintain a low temperature. The internal pressure of the tank is maintained within a specific range to ensure stable storage of the liquid carbon dioxide. Supply: When carbon dioxide is needed, it can be extracted from the tank via valves and piping systems. By controlling the opening and flow of valves, liquid carbon dioxide can be supplied to the required equipment or system. It is important to note that the working principle of carbon dioxide storage may vary depending on the specific design and manufacturing. When using carbon dioxide storage tanks, follow the operating manual and safety guidelines, and cooperate with local regulatory authorities and personnel to ensure the safety and reliability of the tank.
Our company attaches great importance to technological innovation and research and development. We have one municipal enterprise technology center in Heze City, equipped with testing facilities such as non-destructive testing, physical and chemical testing, welding testing, and hydrostatic testing. We have over 600 types of 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. The key products we have developed, such as welding for temperature and pressure vessels, emissions reduction for biomass boilers, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology science and technology projects, key provincial projects, and Heze City innovative and excellent 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 international plasma arc + filler wire tungsten inert gas arc welding (PAW-GTAW) technique. This technology has been appraised as reaching international standards in the field of deep cryogenic container manufacturing at the provincial level. Choose Zhongjie Special Equipment, let's create brilliance together!