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 storage tanks, oxygen-nitrogen-argon storage tanks, and CO2 storage tanks; pressure vessel products like denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment; as well as central air conditioning and HVAC equipment such as ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modules. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
Carbon dioxide has several key applications in the battery industry: 1. Solvent in Electrolytes: Carbon dioxide can act as one of the solvents in battery electrolytes. In certain types of batteries, it can be mixed with organic solvents to enhance the performance and stability of the electrolyte. 2. Protective Gas in Battery Manufacturing: During battery production, carbon dioxide can be used as a protective gas. For instance, during assembly and encapsulation, it can replace air to prevent oxidation and corrosion of battery materials due to oxygen and moisture in the battery. 3. Battery Performance Improvement: Carbon dioxide can improve battery performance by altering the atmosphere within the battery. For example, by injecting carbon dioxide gas into the battery, pressure and temperature can be regulated, enhancing the battery's cycle life and safety. 4. Carbon Dioxide Capture and Storage: The production of batteries generates carbon dioxide emissions. Carbon dioxide capture and storage technologies can be employed to reduce these emissions. By capturing and storing carbon dioxide, atmospheric emissions can be minimized, reducing environmental impact. It is important to note that the application of carbon dioxide in the battery industry is continuously evolving and being researched. With technological advancements and innovation, carbon dioxide's applications in the battery field may see further breakthroughs and developments.

Carbon dioxide tanks offer several advantages: - High storage density: These tanks can compress carbon dioxide gas into a liquid state, significantly increasing storage density. Compared to storing it in gas form, liquid carbon dioxide can be stored in a much smaller tank, saving space and costs. - Various application fields: Carbon dioxide tanks are widely used in multiple industries, including food and beverage, industrial, fire suppression, and gas supply. Carbon dioxide serves as a preservative, effervescent agent for beverages, a gas, and an extinguishing agent, among other uses, with broad applications and market demand. - Environmental and renewable: Carbon dioxide is an eco-friendly gas, and its increased concentration in the atmosphere contributes to warming and climate change. By storing and utilizing carbon dioxide, we can reduce its emissions into the atmosphere, promoting environmental protection and sustainable development. - Safe and reliable: During design and manufacturing, carbon dioxide 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, and level gauges to ensure safe operation. Additionally, carbon dioxide is a non-flammable and non-explosive gas, making it relatively safe. - Supply: Carbon dioxide tanks provide a stable supply of carbon dioxide. Through the tank's design and control systems, precise measurement and supply of carbon dioxide can be achieved, meeting the demands of various industries and applications. These advantages make carbon dioxide tanks an essential storage and supply equipment, widely used across multiple industries. However, it is still necessary to follow relevant safety operation procedures and standards when using carbon dioxide tanks to ensure safe operation and usage.

When using carbon dioxide storage tanks, the following points should be noted: Safety Operation: When using carbon dioxide storage tanks, it is mandatory to follow relevant safety operation procedures and standards. Operators should receive training to understand the tank's characteristics, operational requirements, and safety measures, and operate strictly according to the procedures. Tank Inspection: Regularly inspect the tank's appearance, sealing, valves, and pipeline connections to ensure the tank's integrity and safety. In case of abnormalities or damage, repairs or replacements should be made promptly. Tank Pressure Control: The tank's pressure should be controlled within a safe range. Regularly check and calibrate pressure sensors, safety valves, etc., to ensure the normal operation of the pressure control system. Temperature Control: Carbon dioxide storage tanks typically need to be kept at low temperatures. Ensure the proper operation of cooling equipment, regularly check and calibrate temperature sensors to maintain appropriate storage temperatures. Leak Protection: Carbon dioxide is a gas prone to leakage, which can lead to safety risks and environmental pollution. Ensure the tank and pipeline sealing, regularly inspect and replace seals, and promptly address any leakage situations. Fire and Explosion Prevention: Avoid open flame operations near the tank to prevent fire sources from contacting carbon dioxide. Maintain good ventilation around the tank to prevent the accumulation of carbon dioxide. Waste Disposal: Dispose of discarded carbon dioxide storage tanks or residues in accordance with relevant regulations and standards. Adhere to environmental protection requirements to ensure the safe disposal of waste and environmental protection. Regular Maintenance: Regularly maintain and inspect the tank, including cleaning, painting, and other maintenance work.

When filling liquid carbon dioxide tanks, attention should be given to the following aspects: - Safe Operation: During the filling process, it is mandatory to adhere to relevant safety operation procedures and standards. Operators should receive training to understand the operational requirements and safety measures of the filling equipment and operate strictly according to the procedures. - Tank Inspection: Before filling, the tank must be inspected to ensure its integrity and safety. Check the tank's appearance, sealing, valves, and pipe connections, and address any abnormalities or damage promptly by repairing or replacing them. - Filling Equipment: Select appropriate filling equipment, ensuring it complies with relevant standards and requirements. The filling equipment should have a safe and reliable design and operational function to ensure the safety and efficiency of the filling process. - Filling Rate Control: Controlling the filling rate is crucial. Excessive filling speed can lead to excessive tank pressure, increasing safety risks. Adjust the filling rate according to the tank's capacity and design requirements to ensure safe filling. - Pressure Control: During the filling process, the tank's pressure must be strictly controlled. The filling equipment should be equipped with pressure sensors and safety valves to ensure the internal pressure of the tank remains within a safe range. - Leak Protection: Ensure the sealing of valves and pipes during the filling process to prevent carbon dioxide leakage. Regularly inspect and replace seals, and promptly address any leakage situations. - Monitoring and Recording: Real-time monitoring and recording of key parameters, such as pressure, temperature, and liquid level, should be conducted during the filling process. This helps in promptly identifying anomalies and making corresponding adjustments and treatments. Note that liquid carbon dioxide tanks should be operated by trained personnel following relevant safety operation procedures and standards. Seek advice and guidance from experts.
Our company places great emphasis on technological innovation and research and development, boasting one municipal-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 various instruments and equipment such as CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property testing machines, chemical analyzers, spectrometers, tensile testing machines, and plasma welding machines. The key products and technologies we have developed, such as welding of temperature and pressure vessels, emissions reduction of biomass boilers, and waste heat utilization, have successively been shortlisted for multiple Shandong Provincial Department of Industry and Information Technology Science and Technology Innovation projects, Shandong Provincial Key Projects, and Heze City Innovation and Excellence projects. We have accumulated a total of 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. The technical team of our company, in collaboration with Professor Li Yajiang of Shandong University, has jointly developed deep cryogenic container processing technology, which adopts the international plasma arc + wire filling tungsten inert gas arc welding (PAW-GTAW) technology. After being appraised as a provincial-level scientific and technological achievement, the technology level has reached an international standard in the field of deep cryogenic container manufacturing. Choose Zhongjie Special Equipment, and let's create brilliance together!