Shandong Zhongjie Special Equipment Co., Ltd. specializes in the following products: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat boilers, and other boiler products; vacuum insulated cryogenic pressure vessels such as LNG storage tanks, oxygen/nitrogen/argon storage tanks, CO2 storage tanks; pressure vessel products including denitrification engineering equipment, heat storage and energy storage equipment, complete chemical equipment sets; central air conditioning and ventilation 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.
When selecting a liquid oxygen 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 specifications based on the required oxygen flow rate and pressure.
Safety and Reliability: Ensure the selected oxygen concentrator has high levels of safety and reliability. Choose products that comply with relevant standards and regulations, featuring safety functions such as overpressure protection, leakage protection, and overload protection.
Ease of operation: Choose an oxygen concentrator that is simple to operate and user-friendly. 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 to select the product.
Maintenance and After-Sales Service: Understand 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: When considering the price, performance, and features of the oxygenator, opt for a product with a favorable cost-performance ratio. Select an oxygenator that suits your actual needs and budget.
Be mindful that when selecting liquid oxygen tanks with medical oxygen concentrators, adhere to relevant equipment procurement regulations and standards. It's advisable to consult with equipment suppliers or relevant institutions to ensure the chosen concentrator meets requirements and safety standards.

The oxygen-filling process for liquid oxygen storage tanks must adhere to specific operational procedures and safety measures. Here are the steps for filling liquid oxygen storage tanks:
Preparation: Ensure the tank and oxygen filling equipment are in good working condition, check the tank's sealing integrity and the proper functioning of the safety valve.
Connect equipment: Link the oxygenation equipment to the tank, ensuring the connection is sealed reliably.
Prepare Liquid Oxygen: Transfer the liquid oxygen from the storage container to the storage tank of the oxygen-filling equipment. During the transfer, be cautious to prevent any leakage or contact with the liquid oxygen.
Oxygen Filling Operation: Open the filling valve of the oxygen filling equipment and fill liquid oxygen from the oxygen storage tank into the storage tank. During the filling process, control the filling speed and pressure to avoid excessive tank pressure and temperature rise.
Monitoring and Control: During the aeration process, the tank's pressure and temperature must be monitored to ensure they remain within safe limits. In case of any anomalies, the aeration should be stopped immediately and appropriate actions taken.
Oxygen Filling Complete: Close the valve of the oxygen filling equipment and cease the filling operation once the tank reaches the required oxygen level or pressure.
Safety Handling: After oxygenation is complete, safety handling is required, including closing relevant valves and emptying any remaining liquid oxygen from the oxygenation equipment.
Note that liquid oxygen is highly oxidizing and flammable. The oxygen filling process must strictly adhere to relevant safety operational procedures and standards. Operators should receive training and strictly follow the operational procedures and safety measures to ensure the safety and reliability of the filling process.

Proper management regulations for the use of low-temperature liquid storage tanks encompass the following aspects:
Tank Selection and Installation: Choose an appropriate low-temperature liquid storage tank and ensure it complies with relevant standards and regulations. The installation of the tank should be carried out by personnel and operated according to the manufacturer's instructions and requirements to ensure stability and safety.
Safety Operating Procedures: Establish and implement safety operating procedures for liquid storage tanks, including start-up, shutdown, filling, venting, and other operational steps. Operators must receive training to understand the characteristics of liquid storage tanks, safety precautions, and emergency response measures.
Safety Equipment and Protective Measures: Tanks should be equipped with necessary safety devices such as pressure sensors, safety valves, and leak detectors to monitor and control the pressure and temperature of the tank. At the same time, operators should wear appropriate personal protective equipment like insulating gloves and protective suits to ensure their safety.
Regular Inspections and Maintenance: Conduct regular inspections and maintenance on low-temperature liquid storage tanks, including checking the tank's appearance, sealing, and corrosion prevention measures. In case of any issues, promptly repair or replace the tank to ensure its proper operation and safety.
Waste Management: Abandoned low-temperature liquid storage tanks should be disposed of in accordance with relevant environmental protection regulations. The residual liquids in the abandoned tanks should be handled properly to avoid environmental pollution.
Tank Records and Tracking: Establish tank usage records, including filling dates, filling quantities, usage status, etc. Additionally, it is recommended to set up a tank tracking system for monitoring and managing tank usage and maintenance.
Here are some common management regulations for low-temperature liquid storage tanks. Specific regulations may vary by industry and region. When using low-temperature liquid storage tanks, it is essential to comply with relevant laws and standards and establish appropriate management measures based on actual conditions.

Standard parameters for liquid oxygen storage tanks typically include the following:
Capacity: The capacity of liquid oxygen tanks is typically expressed in liters or cubic meters, with common capacities ranging from a few liters to several thousand liters.
Working Pressure: The working pressure of liquid oxygen tanks is typically expressed in megapascals (MPa) or bars (bar), with a common working pressure range varying from 0.2 MPa to 2.5 MPa.
Design Temperature: The design temperature for liquid oxygen tanks is typically expressed in degrees Celsius, with common design temperature ranges varying from -196°C to -150°C.
Material: The main material for liquid oxygen storage tanks is typically stainless steel, offering excellent corrosion resistance and low-temperature properties.
Insulation Layer: Liquid oxygen tanks are typically equipped with an insulation layer to minimize evaporation losses of liquid oxygen. The material for the insulation layer is usually a multi-layer composite material or foam glass.
Safety Valve: Liquid oxygen storage tanks must be equipped with a safety valve to control internal pressure within the tank and prevent bursting due to excessive pressure.
Leak detectors: Liquid oxygen tanks are typically equipped with leak detectors to promptly detect and alert for any liquid oxygen leaks.
Appearance Design: The appearance design of liquid oxygen storage tanks typically conforms to relevant standards and regulations, including exterior color, markings, and safety warning signs.
Note that the specific parameters of liquid oxygen tanks may vary depending on different manufacturers and application requirements; the above are merely general common standard parameters. In actual use, select an appropriate liquid oxygen tank based on the specific circumstances.
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