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, CO2 tanks; pressure vessel products like denitration 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 thermal energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
When using CO2 storage tanks, pay attention to the following aspects: Safety Operation: Operators must be trained to understand the characteristics, operation requirements, and safety measures of CO2 storage tanks. Adhere to relevant safety operation procedures and standards to ensure safe operation. Tank Inspection: Regularly inspect the tank's appearance, sealing, valves, and pipeline connections before use. Repair or replace promptly if any abnormalities or damage are found. Tank Placement: Place the tank in a well-ventilated, dry, fire-free area. Avoid direct sunlight and high-temperature environments to prevent overheating of the tank. Leak Protection: Ensure that the valves and pipeline connections of the tank are sealed properly to prevent CO2 leakage. Regularly inspect and replace sealing materials, and handle leaks promptly. Pressure Control: The internal pressure of the tank should be within a safe range. Check the tank's pressure gauge and safety valve before use to ensure proper functioning. Avoid excessive or low pressure to prevent safety accidents. Fire Prevention Measures: CO2 is flammable, so fire prevention measures must be taken during use. Smoking, open flames, or placing flammable materials near the tank are prohibited. Exhaust Emission: Properly dispose of exhaust gases generated during the use of CO2 storage tanks to avoid CO2 accumulation in enclosed spaces, leading to asphyxiation and safety risks. Emergency Response Plan: Develop and implement an emergency response plan, including the handling of leaks, evacuation procedures, and first aid measures. Operators should be familiar with the plan and conduct regular drills. Note that CO2 storage tank use should be performed by qualified operators following relevant safety operation procedures and standards. Seek advice and guidance from experts.

The process of filling a carbon dioxide tank involves injecting liquid carbon dioxide into the tank. Here are some precautions to consider when filling a carbon dioxide tank:  Safety Operation: Adhere to relevant safety procedures when filling a carbon dioxide tank. Operators should be trained and familiar with the tank's characteristics and safety considerations to ensure safe operation. Tank Capacity Control: Ensure that the filling process does not exceed the tank's rated capacity. Exceeding the rated capacity can lead to excessive pressure and increased safety risks. Filling Rate Control: Maintain a moderate filling rate to avoid both too fast and too slow filling. A rapid filling rate can cause excessive internal pressure, while a slow rate can prolong the filling time. Temperature Control: Control the temperature of the liquid carbon dioxide during the filling process. High temperatures can cause rapid evaporation, and low temperatures can lead to solidification. Pressure Control: Monitor and control the internal pressure of the tank during filling. Excessive pressure can cause the tank to rupture or leak, while low pressure can result in inadequate filling. Level Monitoring: Regularly monitor the tank's level during filling to ensure accurate measurements and avoid overfilling or underfilling. Pressure Relief Devices: The tank should be equipped with pressure relief devices, such as safety valves, to control internal pressure. The set pressure of these devices should meet relevant requirements and be checked and maintained regularly. Environmental Protection: Be mindful of environmental protection during the filling process, avoiding leaks and pollution of liquid carbon dioxide. Take appropriate protective measures, such as sealed connections and protective devices. These are some precautions to consider when filling a carbon dioxide tank. Follow relevant safety regulations and standards during filling operations, and consult with experts to ensure safety and effectiveness.

Carbon dioxide storage 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 a gaseous state, liquid carbon dioxide can be stored in smaller tanks, saving space and costs. - Multiple application areas: Carbon dioxide storage tanks are widely used in various fields, including the food and beverage industry, manufacturing, fire suppression, and gas supply. Carbon dioxide serves as a preservative, beverage carbonation agent, gas, and fire extinguisher, with extensive applications and market demand. - Environmental and renewable: Carbon dioxide is an environmentally 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, achieving 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, carbon dioxide is a non-flammable and non-explosive gas, making it relatively safe. - Supply: Carbon dioxide storage tanks provide a stable supply of carbon dioxide. Through tank design and control systems, precise measurement and supply of carbon dioxide can be achieved, meeting the needs of various industries and applications. These advantages make carbon dioxide storage tanks an essential storage and supply equipment, widely used in multiple industries. However, it is still necessary to follow relevant safety operation procedures and standards when using carbon dioxide storage tanks to ensure safe operation and use.

Carbon dioxide tank level gauges are devices used for measuring and monitoring the liquid level of CO2 within the tank. Depending on different working principles and application requirements, common types of CO2 tank level gauges include the following: - Buoy Level Gauge: Uses the buoyancy of a float to indicate the level, measured through a mechanical device or electrical signal sensor connected to the float. - Pressure Level Gauge: Measures the level by utilizing the relationship between liquid pressure and level. The level height is calculated by measuring the pressure change on a pressure sensor. - Ultrasonic Level Gauge: Measures the level using the propagation time of ultrasound. An ultrasonic transmitter emits waves, and when the beam encounters the liquid surface, part of it is reflected back. The level height is calculated by measuring the reflection time. - Capillary Level Gauge: Utilizes the capillary principle to measure the level. By inserting a thin tube into the liquid, the liquid rises within it, and the level height is calculated based on the rise. - Level Gauge: Measures the level by reflecting waves. The transmitter emits waves, and when the beam hits the liquid surface, part of it is reflected back. The level height is calculated by measuring the reflection time. The application of these level gauges in CO2 tanks can be selected based on specific needs and tank design. When selecting and installing level gauges, factors such as liquid properties, working environment, and precision requirements should be considered, and they must be ensured to match the tank's safe operation and monitoring system.
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