Shandong Zhongjie Special Equipment Co., Ltd. specializes in the following products: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat recovery boilers, and other boiler products; vacuum insulated cryogenic pressure vessels such as LNG tanks, oxygen/nitrogen/argon tanks, and CO2 tanks; pressure vessel products including denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment sets; 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.
Proper placement of liquid oxygen tanks is a crucial measure to ensure they pose no danger to the surrounding environment and personnel during use. The following are the safety requirements for the placement of liquid oxygen tanks:
Safety Distance: Liquid oxygen storage tanks should maintain a certain distance from other buildings and equipment. This is to ensure effective control and minimize the impact on the surrounding environment in the event of a tank leak or fire.
Fire and Explosion Prevention Measures: Liquid oxygen tanks should be placed in fire-resistant areas, away from open flames, high-temperature sources, and flammable materials. The surrounding area should be equipped with fire and explosion prevention facilities, such as fire extinguishers and foam sprinkler systems, to address potential fire risks.
Level placement: Liquid oxygen tanks should be placed on a solid, flat foundation to ensure stability. The bottom of the tank should make full contact with the ground to prevent the tank from tilting or rocking.
Ventilation Requirements: Liquid oxygen tanks should be placed in well-ventilated areas to ensure the normal circulation of gas emissions and oxygen supply. There should be no obstructions around the tank that could hinder gas flow.
Labeling and Warning: Oxygen liquid storage tanks should be clearly labeled with information such as the stored medium, capacity, and pressure. Warning signs and safety warnings should be posted in the surrounding area to alert personnel of the presence and potential hazards of the oxygen liquid storage tank.
Regular inspections and maintenance: Liquid oxygen tanks should be regularly inspected and maintained, including checking the tank's appearance, seal integrity, and corrosion prevention measures. Any issues found should be promptly repaired or replaced to ensure proper operation and safety.
Note that the safety requirements for the placement of liquid oxygen tanks may vary by region and industry. When positioning liquid oxygen tanks, adhere to relevant regulations, standards, and safety protocols, and establish appropriate safety measures based on the specific situation. If you are unfamiliar with or have doubts about the safety placement requirements, it is advisable to consult with experts or relevant organizations for guidance.

Liquid oxygen storage tanks may deform during use. The following are common deformation defects in liquid oxygen storage tanks:
Elastic deformation: The liquid oxygen tank may undergo elastic deformation when subjected to external pressure or temperature changes. This deformation is typically reversible, meaning the tank will return to its original shape once the external pressure is removed or the temperature returns to normal.
Plastic Deformation: When a liquid oxygen tank is subjected to significant external force or pressure, it may experience plastic deformation. This type of deformation is irreversible, and the tank cannot return to its original shape. Plastic deformation can cause changes in the tank's shape, such as dents or warping.
Hot Deformation: Liquid oxygen tanks may experience hot deformation when subjected to high temperatures or temperature fluctuations. Hot deformation can cause the tank to change shape, expand, or contract.
Cold deformation: Liquid oxygen storage tanks may experience cold deformation when subjected to low temperatures or temperature changes. Cold deformation can lead to shape alterations, shrinkage, or cracking in the tank.
These deformation defects may affect the structural integrity and safety of liquid oxygen tanks. Therefore, it is important to regularly inspect and assess the deformation of liquid oxygen tanks to ensure their normal operation and safe use. If deformation defects in the tanks are found, prompt repair or replacement measures should be taken to avoid further damage and safety risks.

When selecting a liquid oxygen storage tank with a medical oxygen concentrator, consider the following factors:
Requirement: First, determine the oxygen demand of the institution or individual. Select the appropriate oxygen concentrator model and specification based on the required oxygen flow rate and pressure.
Safety and Reliability: Ensure the selected oxygen concentrator has high safety and reliability. Choose products that comply with relevant standards and regulations, featuring safety functions such as overpressure protection, leakage protection, and overload protection.
Operational ease: Select an oxygenator with simple and user-friendly operation. Consider the methods for adjusting oxygen flow and concentration, as well as the clarity and readability of the operating interface.
Quality and Reputation: Choose an oxygen concentrator with excellent quality and reliability. Refer to customer reviews, word-of-mouth, and institutional endorsements when selecting a product.
Maintenance and After-Sales Service: Familiarize yourself with the maintenance requirements and after-sales support for the oxygenator. Ensure timely access to repairs and technical assistance to ensure the normal operation and maintenance of the oxygenator.
Cost-effectiveness: Choose a product with a good price-performance ratio, considering the price, performance, and features of the oxygenator. Select the appropriate oxygenator based on actual needs and budget.
Be mindful that when selecting liquid oxygen storage tanks with medical oxygen concentrators, adhere to the relevant equipment procurement regulations and standards. It is advisable to consult with equipment suppliers or relevant institutions to ensure the chosen concentrator meets the requirements and safety standards.

Leakage issues in liquid argon storage tanks may be caused by the following reasons:
Design or Manufacturing Defects: Defects in the design or manufacturing process of the tank, such as poor welding, improper material selection, or inadequate sealing, result in leakage issues.
Corrosion and Oxidation: Long-term exposure of liquid argon tanks to low temperatures makes them susceptible to corrosion and oxidation. This can damage the surface protective layer of the tank, leading to leakage issues.
Fatigue and Stress Cracking: Over time, due to temperature and pressure fluctuations, storage tanks may experience fatigue and stress cracking. These cracks can lead to a decline in the tank's sealing performance, causing leakage.
Improper Operation: Failure to follow proper procedures during the storage tank's operation, such as overfilling with liquid argon or excessive pressure, can lead to tank damage and leakage.
External Damage: Tanks may sustain damage from external factors, such as mechanical impacts or objects
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