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 insulation 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.
The safe operation of low-temperature carbon dioxide storage tanks is primarily key in the following aspects: Design and Manufacturing: The design and manufacture of the tank must comply with relevant standards and regulations to ensure it can withstand working conditions in low temperatures and high pressures. The tank should have sufficient strength and sealing performance to prevent leaks and ruptures. Safety Valves and Pressure Control: The tank should be equipped with safety valves and pressure control devices to ensure internal pressure remains within safe limits. Safety valves should be regularly inspected and tested to ensure proper functioning. Temperature Control: Effective temperature control is necessary for low-temperature carbon dioxide storage tanks to prevent freezing or embrittlement due to excessively low temperatures. Appropriate insulation materials and equipment should be used to maintain the tank and pipeline temperatures within safe ranges. Leak Detection and Alarm: The tank should be fitted with leak detection devices and alarm systems, along with corresponding monitoring equipment. These devices can detect leaks promptly and trigger alarms to take appropriate actions. Safe Operation and Training: Operators should receive relevant training to understand the safe operation procedures and standards for low-temperature carbon dioxide storage tanks. Operators should be familiar with the tank's characteristics, working principles, and emergency response measures. Regular Inspection and Maintenance: Tanks should be regularly inspected and maintained, including visual inspections, anti-corrosion coating maintenance, and leak detection. Regular inspections can detect potential issues early and implement corresponding repair measures. Emergency Preparedness: Establish an emergency response plan and equip with appropriate fire extinguishing and first-aid equipment. Operators should be familiar with emergency procedures and able to respond swiftly to emergencies. Please note that the above key points are general recommendations. Specific safe operation should be based on the design and usage requirements of the low-temperature carbon dioxide storage tank. It is recommended to refer to relevant safety operation manuals and guidelines before using the tank to ensure operational safety.

When handling CO2 storage tanks, static electricity is a safety issue that needs attention. Here are some methods to avoid static electricity: - Grounding: Ensure that the tank and related equipment are properly grounded. Grounding releases static electricity to the ground, reducing the likelihood of static buildup. Use specialized grounding equipment and grounding wires to ensure reliable grounding. - Antistatic Equipment: Use antistatic equipment such as antistatic clothing, shoes, and gloves. These devices help eliminate or reduce static buildup and protect the safety of operators. - Avoid Friction: Prevent friction during operation, especially when in contact with flammable gases. Friction generates static electricity, increasing the risk of fire or explosion. - Control Humidity: Maintain an appropriate humidity level in the operating environment; higher humidity can reduce the generation and accumulation of static electricity. Use humidifiers or other humidity control devices to adjust the environmental humidity. - Avoid Plastic or Rubber Materials: Plastic and rubber materials are prone to static electricity; try to avoid using these materials during operation. Choose materials with good antistatic properties for handling. - Static Eliminators: Use static eliminators to eliminate or reduce static buildup. Static eliminators neutralize static electricity by releasing charges, reducing the danger of static. - Tank Cleaning: Regularly clean the interior of the tank to remove accumulated impurities and dirt. Be cautious to prevent the generation and accumulation of static electricity during the cleaning process. Note that the methods to avoid static electricity should be determined based on the specific operating environment and tank characteristics. During operation, follow relevant safety regulations and standards, and consult with experts if necessary.

The installation of a safety valve on a CO2 storage tank is a crucial measure to ensure the tank can safely release pressure in the event of overpressure. Below are general installation steps: 1. Select the appropriate safety valve: Choose a suitable safety valve based on the tank's design pressure and flow requirements. Ensure the rated pressure and flow of the safety valve meet the tank's specifications. 2. Installation location: Select a proper location for the safety valve, typically on the top or side of the tank. Ensure the safety valve can discharge pressure smoothly and is not obstructed by other equipment or structures. 3. Preparations: Clean the tank surface at the installation location to ensure there are no debris or dirt. Check the sealing integrity of the safety valve and connecting pipes, ensuring there are no damages or leaks. 4. Install the safety valve: Connect the safety valve to the tank using the appropriate fasteners and sealing materials. Follow the installation instructions of the safety valve to ensure a secure and reliable connection with the tank. 5. Adjust and test: Adjust and test the safety valve according to its specifications and requirements. Ensure the safety valve operates normally within the set pressure range and can release pressure in a timely manner. 6. Identification and record: Mark relevant information on the safety valve and tank, such as the rated pressure and flow of the safety valve, installation date, etc. Record the installation process and test results for future reference and maintenance. Please note that installing a CO2 storage tank safety valve must follow relevant safety operating procedures and standards. If you do not have the necessary knowledge and experience, it is recommended to consult with personnel or manufacturers for installation.

Carbon dioxide storage tanks offer the following features and advantages: - High storage density: These tanks can compress carbon dioxide gas into a liquid state, significantly increasing storage density. Compared to storing in gas form, liquid carbon dioxide can hold more CO2 in a smaller tank, saving space and costs. - Multiple application areas: Carbon dioxide storage tanks are widely used in various fields, including the food and beverage industry, fire suppression, gas supply, and more. CO2 can serve as a preservative for food, a carbonation agent for beverages, a gas, and an extinguishing agent, with broad applications and market demand. - Environmental friendly and renewable: Carbon dioxide is an eco-friendly gas, and its increased concentration in the atmosphere can lead to warming and climate change. By storing and utilizing CO2, we can reduce its emissions into the atmosphere, promoting environmental protection and sustainable development. - Safe and reliable: During design and manufacturing, carbon dioxide storage tanks typically use high-strength materials (such as carbon steel or stainless steel) with excellent pressure resistance and safety. The tanks are usually equipped with safety valves, pressure gauges, level indicators, and other accessories to ensure safe operation. Moreover, CO2 is a non-flammable and non-explosive gas, making it relatively safe. - Supply: These tanks can provide a stable supply of carbon dioxide. Through the tank's design and control systems, precise measurement and supply of CO2 can be achieved, meeting the needs of various industries and applications. In summary, carbon dioxide storage tanks feature high storage density, multiple application areas, environmental friendliness, renewable energy, safety, reliability, and supply. This makes them an important storage and supply equipment, widely used across various industries. However, when using carbon dioxide storage tanks, it is still necessary to follow relevant safety operating procedures.
Our company places great emphasis on technological innovation and R&D, boasting one city-level enterprise technology center in Heze City. We have established testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, etc., and are equipped with over 600 types of instruments and equipment including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property testing machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and more. The key products and technologies we have developed, such as temperature and pressure vessel welding, biomass boiler emission reduction, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology scientific and technological innovation projects, key provincial projects, and Heze City innovation and excellence projects. We have cumulatively obtained 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. Our technical team, in collaboration with Professor Yajiang Li from Shandong University, has developed deep cryogenic vessel processing technology using the internationally recognized plasma arc + wire filling tungsten inert gas arc welding (PAW-GTAW) technology. The provincial-level scientific and technological achievement identification has confirmed that our technology level in the field of deep cryogenic vessel manufacturing has reached international standards. Choose Zhongjietech, let's join hands to create brilliance together!