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-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It has three factory areas on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 people, 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.
Carbon dioxide storage tanks are equipment used for storing and transporting carbon dioxide gas, operating on the principles of pressure vessels and the physical properties of carbon dioxide. Pressure Vessel Principle: A carbon dioxide storage tank is a pressure vessel capable of withstanding the pressure of the internal gas. It is typically made of high-strength materials like steel. The tank's design and structure can withstand high pressure, ensuring safe storage and transportation of the gas. Compressed Gas Storage: Carbon dioxide is a gas at room temperature but can be compressed into a liquid under high pressure. Storage tanks use high pressure to compress the gas into a liquid, achieving higher storage density. Liquid carbon dioxide occupies less volume, allowing for more gas storage. Level Control: The storage tank is equipped with a level control system to monitor and control the level of liquid carbon dioxide. The level control system usually includes level sensors and control valves, ensuring the tank's level remains within a safe range. Pressure Control: The tank also features a pressure control system to monitor and control the internal gas pressure. The pressure control system typically includes pressure sensors and safety valves, ensuring the tank's pressure remains within a safe range to prevent damage or safety risks from excessive or low pressure. Through these principles, carbon dioxide storage tanks can safely store and transport carbon dioxide gas to meet the needs of various fields, such as food processing, beverage manufacturing, and fire extinguishing. When using carbon dioxide storage tanks, it is necessary to follow relevant safety operation procedures and guidelines to ensure safe operation and use.

Carbon dioxide storage tanks are equipment used for storing carbon dioxide gas. They are typically made of high-strength materials with sealing capabilities to prevent any leakage of the stored CO2. The design and capacity of the tanks can be adjusted to meet various application needs. Carbon dioxide storage tanks are widely used in various fields, including industrial production and food processing. In the industrial sector, they are commonly used for storing and supplying CO2 gas for welding, gas protection, fire suppression, and other processes. In the food processing industry, they are used to produce carbonated beverages and frozen foods. In the medical field, they can be used to produce medical gases like breathing gases and anesthetic gases. The development and manufacturing of carbon dioxide storage tanks involve multiple manufacturers and technologies. Different companies may employ different designs and manufacturing processes to cater to diverse user requirements. Moreover, compliance with relevant safety standards and regulations is necessary to ensure the safe operation and use of the tanks.

When filling liquid carbon dioxide into storage tanks, attention should be given to the following aspects: Safety Operation: During the filling process, it is mandatory to follow relevant safety operation procedures and standards. Operators must 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 pipeline connections, and promptly repair or replace any abnormalities or damages found. Filling Equipment: Select appropriate filling equipment, ensuring it meets relevant standards and requirements. The filling equipment should have a safe and reliable design and operational functions to ensure the safety and efficiency of the filling process. Filling Speed Control: Controlling the filling speed is crucial. Excessive filling speed can lead to overpressure in the tank, increasing safety risks. The filling speed should be controlled based on 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: During the filling process, the sealing of valves and pipelines must be ensured to prevent the leakage of carbon dioxide. 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 to identify abnormalities promptly and make corresponding adjustments and treatments. It is important to note that the filling of carbon dioxide storage tanks should be performed by qualified operators and in accordance with relevant safety operation procedures and standards. Seek advice and guidance from knowledgeable consultants.

If a leak in the carbon dioxide storage tank is detected, the following steps should be taken immediately: Confirm the leak location: First, determine the exact location of the leak, which can be done through auditory detection, observation, or using gas detection equipment. Emergency response: If a leak is found, take immediate emergency measures to ensure personnel safety. Evacuate people to a safe area quickly and notify relevant personnel and emergency agencies. Cut off the gas source: As soon as possible, disconnect the carbon dioxide supply source by closing valves or cutting off power to stop the supply. Locate the leak: In a safe manner, use gas detection equipment or visual inspection to find the leak location. Apply soap water or other leak detection agents to potential leak points and observe for bubbles. Seal the leak: Once the leak location is identified, temporary sealing measures can be taken, such as using tape, sealant, or other reliable sealing materials for temporary repairs. Ensure that the sealing measures are firm and reliable, effectively preventing gas leakage. Repair and restoration: Under safe conditions, further repairs and restoration can be carried out. Depending on the specific situation of the leak, it may be necessary to replace seals, repair or replace valves, etc. Repair and restoration work should be performed by trained personnel. Inspection and testing: After repairs and restoration, conduct leak detection and testing to ensure that the leak has been completely repaired and the tank's safety performance has returned to normal. It is important to handle the leak in carbon dioxide storage tanks with caution and follow relevant safety regulations and procedures. If you do not have the necessary knowledge and skills, contact a professional for assistance.
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," wholeheartedly devoting itself to the development of green energy equipment. We offer products and services with high performance and cost-effectiveness to contribute to society!