Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinan Road, Development Zone, Heze City. With a registered capital of 50 million yuan and total assets of 500 million yuan, the company operates seven business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and the Internet of Things. It has three factory sites on Jinan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop spanning 83,000 square meters. The company currently employs 710 staff, including 247 engineers and technicians, and 82 intermediate-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province," and in August 2022, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
Installation and Operation Requirements for Low-Temperature Carbon Dioxide Storage Tanks: Installation Location Selection: When choosing the installation location for the storage tank, consider the tank's weight and dimensions to ensure a solid and stable foundation. Additionally, maintain a safe distance from flammable or explosive materials and high-temperature sources to ensure safety. Safety Distance: Maintain a certain safety distance around the tank for routine inspections, maintenance, and emergency response. The safety distance should comply with relevant safety regulations and standards. Connecting Pipes: Use an appropriate connection method between the tank and the pipes to ensure tight and reliable connections with no leaks. The connecting pipes should meet relevant standards and specifications. Pressure Relief Devices: The tank should be equipped with pressure relief devices, such as safety valves, to control internal tank pressure. The set pressure of the pressure relief devices should meet relevant requirements and be inspected and maintained regularly. Sealing Inspection: Regularly check the tank's sealing performance to ensure no leaks. Pay special attention to the sealing of valves, pipe connections, and the tank itself. Temperature Control: Temperature control is required for low-temperature carbon dioxide storage tanks to maintain the internal低温 state. Ensure that the surrounding environment temperature is suitable and take appropriate insulation measures. Safety Protection: Set up appropriate safety protection facilities around the tank, such as guardrails and warning signs, to remind personnel of safety and prevent unauthorized access to the tank. Storage Capacity Control: Control the storage capacity of the tank according to actual needs to avoid exceeding the rated capacity. Exceeding the rated capacity may lead to excessive tank pressure and increase safety risks.

Carbon dioxide storage tanks feature the following characteristics and advantages: High Storage Density: These tanks can compress carbon dioxide gas into a liquid state, significantly increasing storage density. Compared to storing it in gaseous form, liquid carbon dioxide can be stored in a smaller tank, saving space and costs. Various Applications: Carbon dioxide storage tanks are widely used in multiple fields, including the food and beverage industry, manufacturing, fire suppression, and gas supply. Carbon dioxide can serve as a food preservative, beverage effervescent agent, gas, and fire extinguisher, with a broad range of uses and market demand. Environmental Friendly and Renewable: Carbon dioxide is an eco-friendly gas, and its increase in the atmosphere can lead 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 the design and manufacturing process, carbon dioxide storage tanks are typically made of high-strength materials (such as carbon steel or stainless steel) and have good pressure resistance and safety. The tanks are usually equipped with safety valves, pressure gauges, level gauges, and other accessories to ensure safe operation. Additionally, carbon dioxide is a non-flammable and non-explosive gas, making it relatively safe. Supply: Carbon dioxide storage tanks can provide a stable supply of carbon dioxide. Through the design and control systems of the tanks, precise measurement and supply of carbon dioxide can be achieved, meeting the needs of various industries and applications. In summary, carbon dioxide storage tanks offer high storage density, diverse applications, environmental friendliness, renewability, safety, reliability, and supply. This makes them an essential storage and supply equipment, widely used in numerous industries. However, safety operating procedures must still be followed when using carbon dioxide storage tanks.

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 liquid's pressure change on the pressure sensor is used to calculate the level height. - 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 using wave reflection. 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, ensuring they are compatible with the tank's safe operation and monitoring system.

The cooling process for carbon dioxide storage tanks can vary depending on specific application needs and process design. Here is an example of a general cooling process for carbon dioxide storage tanks: Initial Cooling: When carbon dioxide enters the tank, it is typically initially cooled to lower its temperature. This can be achieved by cooling the carbon dioxide through a condenser or cooler. The cooling medium can be cold water or refrigerant. Tank Cooling: After carbon dioxide enters the tank, the tank itself needs to be continuously cooled to maintain the liquid state of the carbon dioxide. This can be done by setting up coolers or cooling pipes externally and circulating the cooling medium (such as cold water or refrigerant). Temperature Control: During the tank cooling process, the temperature inside the tank needs to be controlled to ensure that carbon dioxide remains within an appropriate temperature range. This can be achieved through temperature sensors and control systems, which automatically control the temperature based on the set range. Insulation: To reduce heat transfer and energy loss, the tank is usually insulated. This can be done by setting up insulating materials (such as polyurethane foam or glass wool) externally to reduce heat conduction. Regular Inspections and Maintenance: In the cooling process of the tank, regular inspections and maintenance of cooling equipment and insulating materials are required to ensure their proper operation and effectiveness. This includes cleaning coolers, checking the integrity and effectiveness of insulating materials, etc. It should be noted that the specific cooling process for carbon dioxide storage tanks may vary due to different application scenarios and process requirements. In practical applications, process design and operation should be based on specific situations to ensure the safety and performance of the tank. Consult engineers or storage professionals for more information.
Zhongjie Special Equipment upholds the grand vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," and is dedicated to the development of the green energy equipment industry. We offer society high-quality products and services at competitive prices!