Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, A2-grade pressure vessel manufacturing license, A2-grade pressure vessel design license, B-grade boiler installation license, GB2 and GC2 class pressure pipeline installation licenses, and mechanical and electrical equipment installation contracting qualifications. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the Council Member of the Shandong Equipment Manufacturing Association. The company has also passed certifications for the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System, and the American ASME/U2 certification.
To extend the service life of CO2 storage tanks, the following measures can be taken: - Regular inspections and maintenance: Conduct regular checks on the tank's exterior, inner lining, valves, and pipeline connections to ensure they are intact. In case of any anomalies or damage, timely repairs or replacements should be made. - Corrosion prevention: As CO2 is corrosive, both the internal and external surfaces of the tank should be treated for corrosion resistance. Regularly inspect and maintain the protective coating or paint to ensure its integrity and effectiveness. - Cleaning and drainage: Regularly clean the internal tank surfaces to remove accumulated impurities and sediments. Simultaneously, perform regular drainage to remove liquid and gas impurities from the tank to maintain cleanliness and normal operation. - Temperature and pressure control: The tank's temperature and pressure should be controlled within the design limits. Avoid extreme temperatures and pressures that could damage the tank. - Regular testing and calibration: Conduct regular tests and calibrations of the tank, including measurements of parameters such as level, pressure, and temperature. Ensure the accuracy and reliability of the tank's measurement and control systems. - Adherence to operational procedures: Strictly follow operational and safety procedures to ensure the tank operates normally and safely. Train operators to enhance their operational skills and safety awareness. - Updates and upgrades: As needed, promptly update and upgrade tank components and equipment to meet new technology and safety requirements. - Regular assessment and monitoring: Regularly assess and monitor the tank, including structural integrity, corrosion, and safety aspects. Based on the assessment results, take appropriate maintenance and repair measures. These measures can help extend the service life of CO2 storage tanks and ensure their safe and reliable operation.

When storing CO2 tanks, the following requirements must be followed to ensure safety and effectiveness: Ventilation: Tanks should be stored in well-ventilated areas to prevent the accumulation of CO2 gas. Ensure there is adequate air circulation around the tank to avoid gas buildup and asphyxiation risks. Fire and Explosion Prevention: Keep tanks away from fire sources, high-temperature areas, and flammable materials. Avoid open flame activities near the tank to prevent fire and explosion hazards. Sunlight Avoidance: Store tanks in locations shielded from direct sunlight to prevent overheating and pressure increase. Direct sunlight can raise tank temperatures, increasing the risk of leaks and explosions. Mechanical Damage Prevention: Keep tanks away from machinery and heavy objects to avoid collisions and damage. Mechanical damage can lead to tank leaks or破裂, causing safety incidents. Labeling and Warning Signs: Clearly label tanks with the type of stored gas, pressure, and other information. Set up warning signs around the tanks to alert personnel to their presence and related safety precautions. Regular Inspections: Conduct regular inspections of the tank's exterior, valves, and fittings to ensure they are intact. Take prompt repair measures if any abnormalities are found. Storage Capacity Control: Control the storage capacity of the tank to avoid exceeding the rated capacity. Exceeding the rated capacity can cause excessive tank pressure, increasing safety risks. Storage Records: Keep records of the tank's usage, including filling dates, filling amounts, and inspection records. Regularly inspect and maintain the tanks, and retain relevant records. Note that specific storage requirements may vary depending on tank type and application. When storing CO2 tanks, operate according to relevant specifications and standards and consult experts to ensure safety and effectiveness.

Carbon dioxide storage tanks are equipment used for storing and transporting carbon dioxide gas, operating on the principles of pressure vessels and the physical properties of carbon dioxide. Pressure Vessel Principle: A carbon dioxide storage tank is a pressure vessel capable of withstanding the pressure of the internal gas. It is typically made of high-strength materials like steel. The tank's design and structure can withstand high pressure, ensuring safe storage and transportation of the gas. Compressed Gas Storage: Carbon dioxide is a gas at room temperature but can be compressed into a liquid under high pressure. Storage tanks use high pressure to compress the gas into a liquid, achieving higher storage density. Liquid carbon dioxide occupies less volume, allowing for more gas storage. Level Control: The tank is equipped with a level control system to monitor and control the level of liquid carbon dioxide. This system usually includes level sensors and control valves, ensuring the tank's level remains within a safe range. Pressure Control: The tank also features a pressure control system to monitor and control the internal gas pressure. This system typically includes pressure sensors and safety valves, ensuring the pressure remains within a safe range to prevent damage or safety risks due to excessive or low pressure. Through these principles, carbon dioxide storage tanks can safely store and transport carbon dioxide gas to meet the needs of various fields, such as food processing, beverage manufacturing, and fire suppression. When using carbon dioxide storage tanks, it is essential to follow relevant safety operation procedures and guidelines to ensure safe operation and use.

Dry ice is solid carbon dioxide produced by directly converting carbon dioxide gas under high pressure into a frozen refrigerant. It has several applications: - Food and pharmaceuticals: Dry ice is widely used in the transportation and storage of food and pharmaceuticals. Its low temperature and rapid cooling speed effectively maintain the freshness and quality of products. - Special effects and stage performances: Dry ice is extensively utilized in special effects and stage performances. When it comes into contact with environmental heat, it quickly turns into gas, producing a significant amount of white smoke, creating a mysterious and dramatic atmosphere. - Cleaning and disinfection: Dry ice can also be used for cleaning and disinfection. Upon contact with surfaces, its temperature drop and physical impact during the vaporization process effectively remove dirt, bacteria, and viruses without leaving residues. - Laboratory and scientific research: Dry ice is also applied in laboratories and scientific research. It can be used for freezing samples, creating low-temperature experimental environments, and manufacturing cold traps and condensers. It is important to note that safety should be observed when using dry ice, such as avoiding direct contact with skin and eyes, and not using it in confined spaces to prevent carbon dioxide accumulation and oxygen deprivation.
Zhongjie Special Equipment upholds the great vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," focusing solely on the development of green energy equipment, and dedicating high-value products and services to society!