Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class and GC2/Class pressure pipeline installation licenses, as well as an equipment and machinery installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the理事 member of the Shandong Equipment Manufacturing Association. The company has also passed the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System certifications, and the American ASME/U2 certification.
When storing carbon dioxide 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 carbon dioxide gas. Ensure there is sufficient air circulation around the tank to avoid gas buildup and asphyxiation risks. Fire and Explosion Prevention: Keep tanks away from ignition sources, high-temperature areas, and flammable materials. Avoid open flame operations near the tank to prevent fire and explosion risks. Avoid Direct Sunlight: 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. Prevent Mechanical Damage: Keep tanks away from machinery and heavy objects to avoid collisions and damage. Mechanical damage can lead to tank leaks or ruptures, causing safety hazards. Labeling and Warning Signs: Clearly label the tanks with information such as the type of gas stored and pressure. Set up warning signs around the tanks to remind personnel of their presence and safety precautions. Regular Inspections: Conduct regular inspections of the tank's exterior, valves, and connections to ensure they are undamaged. Take immediate corrective actions if any abnormalities are found. Storage Capacity Control: Control the storage capacity of the tanks to prevent exceeding the rated capacity. Overfilling can lead to excessive tank pressure and increased safety risks. Storage Records: Keep records of the tank's usage, including filling dates, quantities, and inspection records. Regularly inspect and maintain the tanks, and retain relevant records. Note that specific storage requirements may vary depending on the type of tank and its application. When storing carbon dioxide tanks, operate according to relevant regulations and standards, and consult with experts to ensure safety and effectiveness.

Carbon dioxide tanks are widely used in many different industries. Here are some common applications:  Food and Beverage Industry: Carbon dioxide tanks are used in the production process of carbonated drinks, beer, soda, etc. in the food and beverage industry. Carbon dioxide is injected into the beverages to increase their fizz and taste. Industry: Carbon dioxide tanks are used in applications such as anesthesia, respiration, emergency care, etc. Liquid carbon dioxide can be used to make refrigerants for freezing and preserving biological samples and tissues. Fire Suppression: Carbon dioxide tanks are used in fire suppression systems in the fire service. Carbon dioxide is released into the fire scene to extinguish flames by suppressing oxygen supply. Gas Supply: Carbon dioxide tanks are also used to supply carbon dioxide gas in industrial and commercial fields. These gases can be used for welding, gas protection, semiconductor manufacturing, water treatment, and other applications. Climate Control: Carbon dioxide tanks are used in greenhouses and indoor planting to control and increase the concentration of carbon dioxide for plant growth. In addition, carbon dioxide tanks can also be used in other industries, such as the automotive industry (for airbag systems) and industry (for propellants and gas supply) etc. It is important to note that the requirements and applications for carbon dioxide tanks may vary by industry. When using carbon dioxide tanks, it is necessary to follow relevant regulations and standards and ensure that the design, manufacture, and use of the tanks meet the corresponding requirements.

The testing and maintenance of liquid oxygen storage tanks are crucial for ensuring safe operation and extending their service life. Below is a general breakdown of the testing and maintenance procedures for liquid oxygen storage tanks: - **Visual Inspection**: Regularly inspect the external appearance of the liquid oxygen storage tank for signs of corrosion, wear, and cracks. In case of any abnormalities, promptly repair or replace the affected parts. - **Internal Cleaning**: Regularly clean the interior of the liquid oxygen storage tank to remove accumulated impurities and dirt. Pay attention to using appropriate cleaning agents and tools to avoid damaging the tank. - **Level Measurement**: Regularly measure the liquid level within the storage tank to ensure it remains within a safe range. Use level gauges or other measuring devices, and record the results. - **Pressure Testing**: Regularly conduct pressure tests to verify the tank's pressure resistance. Be mindful of controlling pressure and time during testing to ensure safety and accuracy. - **Leak Detection**: Regularly perform leak detection to ensure the tank's sealing integrity. Use leak detection equipment such as gas detectors or foam leak detection agents. - **Valve and Pipe Inspection**: Regularly inspect the valves and pipe connections of the liquid oxygen storage tank to ensure proper sealing and no leakage. Promptly repair or replace any issues found. - **Maintenance Records**: Document the testing and maintenance activities, including inspection dates, contents, and results. Records help track the tank's maintenance history and issue resolution. - **Scheduled Maintenance**: Develop a regular maintenance plan based on the tank's usage and requirements. This includes lubrication, bolting, and replacing seals to ensure smooth operation.

In recent years, the peak development of low-temperature liquid storage tanks can be attributed to the following reasons: 1. Increased Energy Demand: With economic growth and population expansion, there has been a rising demand for energy. Low-temperature liquid storage tanks are primarily used for storing liquefied natural gas (LNG), liquid oxygen (LOX), liquid nitrogen (LIN), and other low-temperature liquid energy sources to meet the growing energy needs. 2. Greenhouse Gas Emission Reduction: These tanks can store and transport liquid carbon dioxide (CO2) for carbon capture and storage (CCS) technologies, aiding in reducing greenhouse gas emissions. As environmental protection and climate change concerns escalate, the demand for low-temperature liquid storage tanks in the CCS field has also increased accordingly. 3. Industrial Development Needs: The application of low-temperature liquid storage tanks in the industrial sector is also on the rise. For instance, in industries such as chemicals, pharmaceuticals, food and beverage, there is a need for storing and transporting low-temperature liquid raw materials or products, such as liquid nitrogen, liquid oxygen, and liquid ethylene. With the development of these industries, the demand for low-temperature liquid storage tanks has also grown. 4. Technological Advancement and Innovation: In recent years, there have been continuous advancements and innovations in the design, manufacturing, and transportation of low-temperature liquid storage tanks. The application of new materials, optimization of tank structures, and improvements in safety control systems have made these tanks safer and more reliable, further propelling their peak development. In summary, factors such as increased energy demand, greenhouse gas emission reduction, industrial development needs, and technological advancements and innovations have collectively driven the peak development of low-temperature liquid storage tanks in recent years. As related industries develop and technology progresses, further growth is expected.
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