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.
Dry ice is a solidified refrigerant obtained by directly converting carbon dioxide gas under high pressure. It has several applications:  1. Frozen Food and Medicines: Dry ice is widely used for the transportation and storage of frozen food and medicines. Its low temperature and rapid cooling speed effectively maintain the freshness and quality of food and medicines.  2. Special Effects and Stage Performances: Dry ice is also extensively used in special effects and stage performances. When it comes into contact with heat in the environment, it rapidly turns into gas, producing a large amount of white smoke, creating a mysterious and dramatic atmosphere.  3. Cleaning and Disinfection: Dry ice can also be used for cleaning and disinfection. When it comes into contact with surfaces, the combination of temperature reduction and the physical impact of the vaporization process effectively removes dirt, bacteria, and viruses without leaving residues.  4. Laboratories and Scientific Research: Dry ice also finds applications in laboratories and scientific research. It can be used to freeze samples, create low-temperature experimental environments, and produce cold traps and condensers, among others.  It is important to note that safety should be a priority when using dry ice, avoiding direct contact with skin and eyes, and not using it in enclosed spaces to prevent the accumulation of carbon dioxide and the risk of oxygen deficiency.

清洁低温液体储罐的过程需要谨慎操作，以确保安全性和有效性。以下是一般的清洁步骤： 安全准备：在清洁液体储罐之前，确保储罐内的液体已经完全排空，并且储罐的压力已经释放。确保所有相关的安全设备和阀门处于关闭状态。 防护措施：低温液体储罐通常存储着冷的液体，如液氮或液氧。在进行清洁操作时，必须佩戴适当的个人防护装备，如绝缘手套、、防护服等，以防止冷或其他伤害。 清洁剂选择：选择适合清洁低温液体储罐的清洁剂。清洁剂应具备良好的腐蚀性能和低温适应性。可以咨询清洁剂供应商或储罐制造商以获取建议。 清洁过程：将清洁剂注入储罐中，使用适当的工具（如喷洒器、刷子等）进行清洁。根据储罐的尺寸和污染程度，可以选择手动清洁或使用清洗设备。 冲洗和排放：清洁完成后，使用清水或其他适当的冲洗剂进行冲洗，以确保清洁剂和污物。冲洗完成后，将废水和废液排放到合适的处理系统中，遵循环境保护的相关规定。 检查和验证：清洁完成后，进行储罐的检查和验证，确保储罐内部干净、无残留物，并符合相关的安全和卫生要求。 需要注意的是，清洁低温液体储罐的具体步骤和要求可能会因不同的储罐设计和使用场景而有所差异。在进行清洁操作时，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清洁指导。

When using CO2 storage tanks, pay attention to the following aspects: - Safe Operation: Adhere to relevant safety operation procedures and standards, ensuring operators possess the necessary safety knowledge and skills. When using the tank, be mindful of safety risks such as leaks, explosions, and fires. - Tank Pressure Control: Monitor and control the tank's pressure to ensure it remains within a safe range. Avoid exceeding the tank's rated pressure to prevent rupture or leakage. - Level Monitoring: Regularly monitor the liquid level within the tank to ensure adequate CO2. Avoid overfilling or underfilling to maintain an appropriate level. - Static Electricity Measures: Implement static electricity control measures to prevent accumulation and discharge. Use static-dissipative equipment and tools to ensure static safety during operations. - Tank Maintenance: Regularly inspect and maintain the tank, including its appearance, valves, and connections. Ensure the tank is intact and prevent leaks and damage. - Waste Gas Treatment: Handle waste gases produced by CO2 storage tanks to avoid environmental pollution. Take appropriate waste gas treatment measures, such as collecting and processing the waste gases. - Storage Records: Document the tank's usage, including filling dates, quantities, and inspection records. Regularly conduct tank inspections and maintenance, and retain relevant records. - Training and Awareness: Train operators to enhance their awareness and ability to safely operate CO2 tanks. Conduct regular safety training and drills to respond to emergencies. - Note: The above are common precautions; specific considerations may vary depending on tank types and applications. When using CO2 storage tanks, operate according to relevant specifications and standards, and consult experts to ensure safety and effectiveness.

Carbon dioxide recovery is a technology designed to capture carbon dioxide from industrial emission sources or the atmosphere and store or utilize it to reduce carbon dioxide emissions. Here are some common carbon dioxide recovery techniques: 1. Coal-fired Power Plant Carbon Dioxide Recovery: In coal-fired power plants, the carbon dioxide produced by burning coal can be captured and recovered. A common method is to use carbon capture technology to separate the carbon dioxide from flue gas and then store or utilize it. 2. Industrial Emission Source Carbon Dioxide Recovery: Many industrial processes produce carbon dioxide that can be treated with capture and recovery techniques. For example, carbon dioxide produced during the production processes of industries such as steel, cement, and chemicals can be recovered to reduce emissions. 3. Atmospheric Carbon Dioxide Capture: Carbon dioxide in the atmosphere can also be recovered using direct air capture technology. This technology uses adsorbents or chemical reactions to capture and separate carbon dioxide from the atmosphere, then store or utilize it. 4. Carbon Dioxide Utilization: Captured carbon dioxide can be used to produce valuable chemicals and fuels. For instance, through carbon dioxide catalytic conversion technology, carbon dioxide can be converted into fuels like ethanol or chemical raw materials. The development of carbon dioxide recovery technology aims to reduce greenhouse gas emissions and mitigate climate change. However, these technologies are still under development and research, requiring further technological breakthroughs and practical verification for large-scale application.
Zhongjie Special Equipment upholds the grand vision of "realizing employees' dreams, creating customer value, and striving for the prosperity and strength of our motherland," and is dedicated to the development of the green energy equipment industry. We commit to society with high-value products and services!