Shandong Zhongjie Special Equipment's main products include: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat boilers, and other boiler products; vacuum insulation cryogenic pressure vessels such as LNG tanks, oxygen/nitrogen/argon tanks, and CO2 tanks; pressure vessel products such as denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment; central air conditioning and HVAC equipment such as ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modular units. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
Low-temperature liquid storage tanks feature the following characteristics and advantages:
Features:
Low-Temperature Storage: Low-temperature liquid storage tanks can store low-temperature liquids (such as liquid nitrogen, liquid oxygen, etc.) at low temperatures, maintaining their liquid state. Liquid storage significantly enhances storage density and saves space.
Insulation: Low-temperature liquid storage tanks are equipped with special insulation materials and structural design, effectively reducing heat conduction and heat loss, maintaining a stable temperature for the low-temperature liquid. This helps minimize energy loss and liquid evaporation.
Safety: Low-temperature liquid storage tanks have excellent safety performance. The tanks are made with special materials and structural design, capable of withstanding low temperatures and high pressures. Additionally, the tanks are equipped with safety devices such as pressure relief valves and level alarms, ensuring safe operation and use.
Utilization Advantages:
High Purity Supply: Low-temperature liquid storage tanks can provide high-purity liquid substance supply. Through refrigeration and purification processes, high-purity liquid gases can be obtained to meet application requirements in fields such as industry and scientific research.
Long-term Storage: Low-temperature liquid storage tanks are designed for long-term storage of low-temperature liquids, extending their service life. By controlling the tank's internal temperature and the performance of the insulation layer, the evaporation and oxidation of the liquid can be slowed down, maintaining its stability and purity.
Wide Range of Applications: Low-temperature liquid storage tanks are extensively used in various fields such as industry and scientific research. They can be used for storing liquid oxygen and providing oxygen supply; in the industrial sector, they are suitable for storing liquid natural gas (LNG) and liquid nitrogen, among other process gases; in the scientific research field, they can be used for storing low-temperature experimental samples.
Environmental Protection and Energy Conservation: Low-temperature liquid storage tanks can effectively store and utilize low-temperature liquids, reducing energy waste and environmental pollution. Storage of liquid substances

When selecting the support for a liquid argon tank, consider the following factors:
Load Capacity: The support must be able to bear the weight of the liquid argon tank. Select a support with sufficient load capacity based on the tank's capacity and dimensions. Typically, the weight of the liquid argon tank is specified in the design specifications, and the load capacity of the support can be determined accordingly.
Stability: The support must provide sufficient stability to ensure the tank does not tilt or sway during use. The design of the support should consider the tank's center of gravity and its changes to offer stable support.
Corrosion Resistance: Liquid argon has low temperatures and corrosive properties, so the support material should have good corrosion resistance to prevent corrosion and damage. Common support materials include stainless steel, aluminum alloys, etc.
Thermal Insulation: Liquid argon storage tanks generally require thermal insulation. The support should have certain insulation properties to reduce heat transfer and evaporation of liquid argon. The design of the support should consider the installation and protection of the insulation layer.
Installation and Maintenance: The bracket should feature ease of installation and maintenance to facilitate the tank's installation and routine maintenance tasks.
When selecting the support for a liquid argon tank, it's advisable to consult with engineers or suppliers. Choose an appropriate support based on the specific tank requirements and usage environment. Also, adhere to relevant design specifications and safety standards to ensure the quality and reliability of the support.

When initially using a liquid nitrogen tank, there are several precautions to consider for safe and efficient operation. Here are some suggested points to keep in mind:
Safety Operation: Liquid nitrogen is a cryogenic liquid with strong refrigerating and asphyxiating effects. When handling liquid nitrogen tanks, appropriate personal protective equipment, such as insulated gloves and protective suits, must be worn. Avoid direct contact with liquid nitrogen to prevent injury or other harm.
Ventilation Environment: Liquid nitrogen evaporation produces a large amount of gas, which may displace other gases, leading to a decrease in oxygen content in the air. Therefore, when using liquid nitrogen tanks, ensure the operation area has adequate ventilation to prevent oxygen deficiency.
Tank Inspection: Before the initial use of a liquid nitrogen tank, it is essential to thoroughly inspect its appearance and seal. Ensure there are no obvious damages, leaks, or other safety hazards. If any issues are found, they should be addressed promptly by repairing or replacing the tank.
Tank Filling: Prior to the first use of the liquid nitrogen tank, it is necessary to fill it with liquid nitrogen. During the filling process, adhere to the correct operational steps and safety protocols to ensure a safe and reliable filling. Additionally, be mindful to control the filling speed and pressure to avoid excessive tank pressure and temperature rise.
Labeling and Record Keeping: Prior to the first use of a liquid nitrogen tank, relevant information should be labeled on the tank, such as the stored medium, capacity, manufacturing date, etc. It is also recommended to establish a tank usage record, including filling dates, filling quantities, and usage details, for future traceability and management.
Note that the use of liquid nitrogen tanks involves safety risks such as low temperatures and high pressures. Operators should receive training and strictly adhere to the relevant operating procedures and safety measures. If unfamiliar with the operation or have doubts, it is recommended to consult experts or relevant institutions.

To prevent the dangers associated with liquid oxygen tanks, the following preventive measures can be taken:
Safety Operation and Management: Establish and implement strict safety operation and management systems, including the proper use of storage tanks, operational procedures, and safety training. Ensure operators have the necessary safety awareness and skills, adhere to operational procedures, and minimize the likelihood of operational errors and accidents.
Regular inspections and maintenance: Conduct regular checks and maintenance on liquid oxygen tanks, including visual inspections, pressure tests, and leak detection. Identify and address tank issues promptly to ensure safety and reliability.
Safety Devices and Protective Equipment: Tanks should be equipped with necessary safety devices such as pressure relief valves and level alarms, as well as protective equipment like firewalls and explosion-proof devices. These devices and equipment can take timely measures in abnormal situations to ensure the safety of the tank.
Fire Prevention Measures: Liquid oxygen contains a high oxygen content, which is prone to causing fires. Therefore, fire prevention measures such as firewalls and fire extinguishers should be set up around the storage tanks to prevent the spread and enlargement of fires.
Leakage Control and Emergency Response Plan: Establish a liquid oxygen tank leakage control and emergency response plan, including leakage control measures, emergency response procedures, and evacuation plans. In the event of a leakage incident, the plan allows for rapid action to control the leak and ensure personnel safety.
Training and Awareness Enhancement: Conduct regular safety training for personnel using liquid oxygen tanks to enhance their safety awareness and emergency response capabilities. Strengthen safety
Zhongjie Special Equipment adheres to 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 the green energy equipment industry. We offer society products and services with high cost-performance!