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.
Carbon dioxide has several key applications in the battery industry: 1. Solvent in Electrolytes: Carbon dioxide can serve as one of the solvents in battery electrolytes. In certain types of batteries, it can be mixed with organic solvents to enhance the performance and stability of the electrolyte. 2. Protective Gas in Battery Manufacturing: During battery production, carbon dioxide can be used as a protective gas. For instance, during assembly and encapsulation, it can replace air to prevent oxidation and corrosion of battery materials due to oxygen and moisture in the battery. 3. Battery Performance Enhancement: Carbon dioxide can improve battery performance by altering the atmosphere within the battery. For example, by injecting carbon dioxide gas into the battery, pressure and temperature can be regulated, thereby increasing the battery's cycle life and safety. 4. Carbon Dioxide Capture and Storage: Battery production generates carbon dioxide emissions. Carbon dioxide capture and storage technologies can be employed to reduce these emissions. By capturing and storing carbon dioxide, atmospheric emissions can be minimized, reducing environmental impact. It is important to note that the application of carbon dioxide in the battery industry is continuously evolving and being researched. With technological advancements and innovation, there may be more breakthroughs and developments in the application of carbon dioxide in the battery field.

Carbon dioxide tanks are safe when used and maintained correctly, but can pose dangers if safety protocols are not followed or there are incorrect operations. Below are some potential hazards associated with carbon dioxide tanks: High Pressure Dangers: Carbon dioxide tanks are typically used to store high-pressure CO2 gas, presenting high-pressure risks. If the tank is damaged, overheated, or over-pressurized, it may explode or leak, causing personal injury and property damage. Asphyxiation Dangers: Carbon dioxide is an asphyxiating gas; high concentrations can displace oxygen in the air, leading to asphyxiation. When using carbon dioxide tanks in enclosed spaces, ensure adequate ventilation and oxygen supply to avoid asphyxiation risks. Freezing Dangers: Liquid carbon dioxide is extremely cold, and contact with it can cause cold injuries. Proper operating procedures and the use of appropriate personal protective equipment must be followed to prevent cold injuries. Fire Dangers: Although carbon dioxide itself is not flammable, it can suppress oxygen supply at high concentrations, potentially extinguishing fires. However, if carbon dioxide leaks into the air, it may form flammable mixtures, increasing fire risks. To ensure safety, it is essential to adhere to the relevant safety operating procedures and guidelines when using carbon dioxide tanks and to receive necessary training. Regular inspections and maintenance of the tanks, following the manufacturer's recommendations and local regulations, can reduce potential hazards. In case of abnormal situations or leaks, appropriate emergency measures should be taken immediately, and relevant personnel should be notified.

在二氧化碳储罐罐区进行安全操作时，需要遵循以下几个关键步骤和注意事项： 储罐区域划定：将储罐区域划定为专门的区域，并设置明确的标识和警示标志，以提醒人员注意安全。 人员培训：确保所有操作人员都接受过相关的培训，了解储罐的特性、操作规程和应急措施。培训内容应包括储罐的安全操作、泄漏处理、火灾应对等。 个人防护装备：所有进入储罐区域的人员都应佩戴适当的个人防护装备，如防护服、安全鞋、、手套等。这些装备可以提供保护，减少潜在的伤害风险。 操作规程：制定和遵守储罐的操作规程，包括储罐的开启、关闭、充装、排空等操作步骤。确保操作人员按照规程进行操作，避免操作失误和事故发生。 泄漏处理：储罐区域应配备适当的泄漏处理设备和材料，以应对可能的泄漏情况。操作人员应熟悉泄漏处理程序，并及时采取措施进行泄漏控制和清理。 火灾安全：储罐区域应配备适当的消防设备和灭火器材，并确保操作人员了解火灾应对程序。禁止在储罐区域内吸烟或使用明火，以防止火灾风险。 定期检查和维护：定期检查储罐的安全阀、压力表、温度传感器等设备的工作状态，并进行必要的维护和修理。确保储罐的正常运行和安全性。 应急预案：制定储罐区域的应急预案，包括事故报警、人员疏散、急救措施等。所有操作人员应熟悉应急预案，并定期进行演练和培训。 需要注意的是，以上是一般的安全操作指导，具体的操作要求可能会因不同的储罐设计和使用场景而有所差异。在进行储罐操作时，应遵循相关的安全操作规程和标准，确保操作的安全性和有效性。好咨询工程师或储罐制造商以获取具体的操作指导。

The working principle of carbon dioxide storage involves the compression and liquefaction of carbon dioxide. Here is a brief description of how a carbon dioxide storage unit operates: Compression: Carbon dioxide gas is first compressed to a higher pressure through a compressor. This process compresses the gas to a high-pressure state, allowing it to transition into a liquid. Cooling: The compressed carbon dioxide gas then enters a cooler, where it is rapidly cooled through a coolant or cooling system within the cooler. This process cools the gas below its boiling point, enabling it to become 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 tank's internal pressure is maintained within a certain range to ensure stable storage of the liquid carbon dioxide. Supply: When carbon dioxide is needed, it can be extracted from the tank through valves and a piping system. By controlling the opening and flow of the valves, liquid carbon dioxide can be supplied to the required equipment or system. It should be noted that the working principle of carbon dioxide storage units may vary depending on specific design and manufacturing. When using carbon dioxide storage units, it is important to follow the operating manual and safety guidelines, and cooperate with local regulatory bodies and individuals to ensure the safety and reliability of the tank.
Our company attaches great importance to technological innovation and R&D design. We have one municipal-level 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 various 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, etc. The key products and technologies we have developed, such as welding for temperature and pressure vessels, biomass boiler emissions reduction, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology scientific and technological innovation projects, Shandong Provincial key projects, and Heze City innovative and excellent projects. We have accumulated 27 authorized utility models, 16 authorized inventions, 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 jointly developed deep cryogenic container processing technology, utilizing the international plasma arc + wire filling argon arc welding (PAW-GTAW) technology. After the provincial-level scientific and technological achievement appraisal, the technical level has reached an international standard in the field of deep cryogenic container manufacturing. Choose Zhongjie Special Equipment, let's create brilliance together!