Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Development Zone, Heze City, with a registered capital of 50 million yuan and total assets of 500 million yuan. The company has 7 business centers: boilers, deep-freezing containers, pressure vessels, central air conditioning, engineering installation, international trade, and the Internet of Things. It has three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total area of 200,000 square meters, with the main workshop spanning 83,000 square meters. It 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.
When selecting a carbon dioxide tank support, consider the following factors: Load Capacity: The design and selection of the support should be able to bear the weight and pressure of the tank. The load-bearing capacity of the support should be determined based on the tank's size, weight, and working conditions. Stability: The support should have sufficient stability to prevent the tank from tilting or collapsing during use. The design of the support should take into account the tank's center of gravity and its changes to provide stable support. Corrosion Resistance: Due to the corrosive nature of carbon dioxide, the material choice for the support should have good corrosion resistance to prevent corrosion and damage. Installation and Maintenance Ease: The design of the support should consider ease of installation and maintenance to facilitate the tank's installation, adjustment, and maintenance. Compliance with Standards and Regulations: The design and selection of the support should comply with relevant standards and regulations, such as Standard GB150 "Steel Pressure Vessels." Additionally, other related factors can be considered, such as cost, reliability, and durability. When selecting a support, consult engineers or consulting companies for advice and guidance.

The testing and maintenance of liquid oxygen storage tanks are crucial for ensuring safe operation and extending their service life. Below is a general outline of the testing and maintenance procedures for liquid oxygen storage tanks: - **Visual Inspection**: Conduct regular visual inspections of the liquid oxygen storage tank to check for corrosion, wear, and cracks on the surface. Address any abnormalities promptly with repairs or replacements. - **Interior Cleaning**: Regularly clean the interior of the liquid oxygen storage tank to remove accumulated impurities and dirt. Use appropriate cleaning agents and tools to prevent damage to the tank. - **Level Measurement**: Regularly measure the liquid level within the storage tank to ensure it remains within the safe range. Utilize level gauges or other measuring devices for this purpose and record the measurements. - **Pressure Testing**: Perform regular pressure tests to verify the tank's pressure-bearing capabilities. Control the pressure and timing during testing to ensure safety and accuracy. - **Leak Detection**: Conduct regular leak detection to ensure the tank's integrity. Use leak detection equipment such as gas detectors or foam leak detectors. - **Valve and Pipeline Inspection**: Regularly inspect the valves and pipeline connections of the liquid oxygen storage tank to ensure they are sealed properly with no leaks. Address any issues with repairs or replacements. - **Maintenance Records**: Keep records of the testing and maintenance activities, including dates, inspection details, and results. These records help track the maintenance history and issue resolution. - **Scheduled Maintenance**: Develop a scheduled maintenance plan based on the tank's usage and requirements. Maintenance activities include lubrication, bolting tightening, and seal replacement to ensure proper tank operation.

The working principle of a carbon dioxide storage tank involves the compression and liquefaction of carbon dioxide. Here is a brief description of how the carbon dioxide storage tank operates: Compression: Carbon dioxide gas is first compressed to a higher pressure by a compressor. This process compresses the gas to a high-pressure state, enabling it to transition into a liquid. Cooling: The compressed carbon dioxide gas enters a cooler, where it is rapidly cooled by the coolant or cooling system within. This process cools the gas to temperatures below its boiling point, causing it to become liquid. Storage: The cooled carbon dioxide liquid is stored in a sealed tank, which typically has an insulating layer to minimize evaporation of liquid carbon dioxide and maintain a low temperature. The tank's internal pressure is maintained within a certain range to ensure stable storage of the liquid carbon dioxide. Supply: When carbon dioxide is needed, it can be extracted from the tank through valves and a pipeline system. By controlling the opening and flow of the valves, liquid carbon dioxide can be supplied to the required equipment or system. It should be noted that the working principle of carbon dioxide storage tanks may vary depending on specific design and manufacturing. When using a carbon dioxide storage tank, it is essential to follow the operation manual and safety guidelines, and to cooperate with local regulatory authorities and personnel to ensure the tank's safety and reliability.

In the event of a CO2 storage tank leak, immediate action should be taken as follows: Ensure personnel safety: First, ensure a quick evacuation from the leak area and distance from potential hazards. If necessary, use appropriate personal protective equipment, such as respirators and protective suits. Cut off the gas supply: As soon as possible, disconnect the CO2 supply source to stop further leakage. Close related valves or switches, or disconnect from the tank. Prevent ignition sources: Ensure there are no open flames or other potential heat sources that could cause a fire in the leak area. If there's a fire risk, take appropriate fire-fighting measures immediately. Ventilation: Activate ventilation equipment to increase air circulation, which helps dilute and expel the leaked CO2 gas. Ensure the ventilation equipment is functioning properly and that the ventilation system does not introduce CO2 gas into other areas. Seal the leak point: If possible, attempt to seal the leak point using suitable materials or methods to reduce or stop the leakage. This may require assistance from personnel. Notify relevant departments: Report the leak to the relevant emergency, environmental protection departments, or related agencies promptly and follow their instructions. Please note that handling a CO2 storage tank leak is a dangerous task and should be performed by trained and experienced personnel. Always follow relevant safety operating procedures and guidelines during the process.
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 products and services with high cost-performance to contribute to society!