Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinan Road, Economic and Technological 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 the Internet of Things. It has three factory areas on Jinan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop area at 83,000 square meters. Currently, there are 710 employees, 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.
When planning carbon dioxide storage tanks, consider the following requirements: - Safety Distance: Tanks should maintain adequate distance from surrounding buildings, equipment, and personnel to prevent injuries and losses in case of accidental incidents. Specific safety distance requirements should be determined according to local regulations and standards. - Tank Capacity: Determine the tank's capacity based on actual needs and usage. The choice of capacity should consider factors such as CO2 usage, storage duration, and supply demands. - Tank Layout: The layout should facilitate operation and maintenance while meeting safety and environmental protection requirements. Sufficient spacing between tanks should be ensured for ease of operation and maintenance. - Tank Material: Select appropriate materials for manufacturing the tank to ensure corrosion and pressure resistance. Common materials include carbon steel and stainless steel. - Safety Equipment: Tanks should be equipped with necessary safety equipment, such as safety valves, pressure and temperature sensors, to ensure safe operation. - Leak Protection: Measures should be taken to prevent CO2 leaks, such as sealed valves and leak detection systems. Corresponding leak handling measures and emergency response plans should also be in place. - Environmental Impact Assessment: An environmental impact assessment should be conducted when planning the tanks to evaluate their impact on the surrounding environment and implement corresponding measures for environmental protection. - Regulations and Standards: Adhere to local regulations and standards, including building codes, safety specifications, and environmental protection requirements, when planning the tanks. - Note: The planning of carbon dioxide storage tanks should be carried out by engineers or relevant agencies to ensure compliance with safety and environmental protection requirements. It is also necessary to consult local authorities for advice and guidance.

Carbon dioxide has wide applications in the field of food freezing. Below are some common applications of carbon dioxide in food freezing:  1. Frozen Food Processing: Carbon dioxide is often used in the processing of frozen foods. By exposing the food to liquid carbon dioxide, the temperature can be rapidly reduced, achieving quick freezing. This quick freezing effectively preserves the quality, texture, and nutritional value of the food.  2. Frozen Storage: Carbon dioxide is also used in the frozen storage of food. During the storage process, the food is placed in a low-temperature environment, and through the freezing effect of carbon dioxide, the temperature of the food is reduced below the freezing point, thereby extending the shelf life of the food.  3. Frozen Transportation: Carbon dioxide plays a crucial role in the frozen transportation of food. By using carbon dioxide freezing technology during transportation, the low-temperature state of the food can be maintained, preventing loss of quality and food spoilage.  4. Frozen Display: In the food retail industry, carbon dioxide is also used in frozen display cabinets. By injecting carbon dioxide gas into the display cabinet, the low-temperature state of the food can be maintained, showcasing the food while keeping it fresh and of high quality.  Compared to traditional freezing techniques, carbon dioxide freezing offers advantages such as fast freezing, good freezing effects, and minimal impact on food quality. However, safety operation is essential when using carbon dioxide freezing technology to avoid leaks and harm to humans. Therefore, it is necessary to follow relevant safety operation procedures and guidelines when freezing food with carbon dioxide.

For maintenance and repair of carbon dioxide storage tanks, here are some recommended methods: - Regular Inspections: Periodically check the exterior and interior conditions of the tank, including for corrosion, cracks, and gas leaks. Non-destructive testing methods, such as ultrasonic testing, can be used to assess the tank's integrity. - Cleaning and Corrosion Protection: Regularly clean the exterior surface of the tank to remove dirt and debris. For tanks coated with corrosion-resistant paint, periodically inspect the coating condition and perform repairs or recoating to protect against corrosion. - Leak Detection: Conduct regular leak detection to ensure there are no leakage issues. Use gas detectors or leak detectors for the test, or evaluate the tank's sealing performance through pressure testing. - Safety Valve Inspection: Regularly inspect and test the operation of safety valves to ensure they function normally under overpressure conditions. Adjust and test according to the specifications and requirements of the safety valves. - Pipe and Valve Maintenance: Regularly inspect and maintain the pipes and valves connected to the tank to ensure their proper functioning and sealing performance. Clean and lubricate valves, and check for leaks at pipe connections. - Record Keeping: Document the dates, contents, and results of maintenance and repairs to establish a maintenance record for the tank. Keep related documents and reports for future reference and review. - Note that it is recommended to follow relevant safety operating procedures and standards for the maintenance and repair of carbon dioxide storage tanks. If you do not have the relevant knowledge and experience, consult with personnel or manufacturers for maintenance and repair work.

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。
Zhong Jie Special Equipment upholds the grand vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," and is dedicated to the development of green energy equipment. We offer society high-quality products and services with competitive prices!