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 sites 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.
The internal structure of a carbon dioxide storage tank typically includes the following main components: - Tank Shell: The tank shell is the primary container for storing carbon dioxide, usually made of carbon steel or stainless steel. It is designed to be sufficiently strong and sealed to withstand internal tank pressure and loads. - Lining Layer: To prevent direct contact between carbon dioxide and the tank shell, avoiding corrosion and contamination, the inside of the tank is often coated with a lining layer. This lining is typically made from corrosion-resistant materials such as glass fiber reinforced plastic or polyester resin. - Support Structure: To support the tank's weight and maintain stability, an internal support structure is usually installed. This can include supports, frames, etc., to bear the tank's bottom and side walls. - Internal Accessories: The tank is also equipped with some essential accessories such as level gauges, pressure sensors, temperature sensors, and safety valves. These accessories are used to monitor and control the liquid level, pressure, and temperature inside the tank to ensure safe operation. - Pressure Relief Device: To prevent excessive internal pressure, the tank is usually fitted with a pressure relief device like a safety valve. When the internal pressure exceeds the set value, the relief device will automatically open to release pressure, safeguarding the tank. - Inlet and Outlet Pipes: The tank also features inlet and outlet pipes for injecting and discharging carbon dioxide. These pipes are typically connected to external supply or consumption systems to facilitate the storage and use of carbon dioxide. - The above describes the general internal structure of carbon dioxide storage tanks. Specific structural design and configurations may vary depending on the tank's purpose and specifications. When using and maintaining the tank, it is necessary to...

When conducting routine inspections of carbon dioxide storage tanks, follow these steps: Appearance inspection: Check for any obvious damage, corrosion, or oil leakage on the tank's exterior. Pay attention to any anomalies in the tank shell, valves, and pipe connections. Valve and pipe inspection: Verify that the tank's inlet and outlet valves and pipe connections are functioning normally, with no leaks or loose fittings. Ensure valves operate smoothly and reliably. Pressure relief device inspection: Check that the tank's pressure relief devices (such as safety valves) are working correctly. Confirm that the set pressure of the relief devices meets requirements. Level measurement system inspection: Verify the accuracy and reliability of the level measurement system. Calibrate the level sensors to ensure accurate level measurements. Pressure and temperature inspection: Check that the tank's pressure and temperature sensors are operating correctly. Confirm the accuracy of pressure and temperature measurements. Safety equipment inspection: Inspect the tank's safety equipment, such as safety valves, pressure sensors, and temperature sensors, to ensure they are functioning properly. Verify that their set parameters meet requirements. Fire protection equipment inspection: Ensure that fire protection equipment around the tank is intact and check that extinguishers, sprinkler systems, etc., are working correctly. Liquid and gas quality inspection: Confirm that the quality of the carbon dioxide liquid and gas in the tank meets requirements, with no impurities or contaminants. Documentation and reporting: Record the date of inspection, content of inspection, identified issues, and measures taken. If necessary, submit inspection reports to relevant departments or management personnel. The above steps are general guidelines for routine inspections of carbon dioxide storage tanks. Specific procedures should be adapted to the tank's characteristics and requirements. When conducting inspections, follow relevant safety operating procedures and have trained personnel perform the operations.

The inspection frequency of carbon dioxide storage tanks should be determined based on local regulations, standards, and manufacturer recommendations. Generally, several factors can influence the inspection frequency of carbon dioxide storage tanks: Regulatory and Standard Requirements: Different regions may have varying regulations and standards that dictate the inspection requirements and frequency for tanks. For instance, the U.S. DOT standards require that liquefied gas tanks undergo external inspections every 5 years and internal inspections every 10 years. Manufacturer Recommendations: Manufacturers typically provide recommendations for inspection frequency, based on tank design, materials, and service life, which can serve as references for developing an inspection plan. Usage Environment and Conditions: The storage tank's usage environment and conditions also affect the inspection frequency. For example, tanks exposed to corrosive environments or subjected to frequent mechanical stress may require more frequent inspections. Generally, external inspections of liquefied gas tanks are conducted through visual inspections, ultrasonic testing, magnetic particle testing, and other methods to assess the external condition and potential defects. Internal inspections may require emptying the tank and using internal inspections, thickness measurements, weld inspections, and other methods to evaluate the internal condition. It is crucial that inspections be carried out by trained and experienced personnel, and strictly in accordance with relevant regulations, standards, and manufacturer recommendations. Regular inspections and maintenance can ensure the safety and reliability of the tanks, reducing the risk of accidents.

Carbon dioxide storage tanks are equipment used for storing and supplying carbon dioxide gas, featuring the following parameters, functions, and characteristics: Parameters: - Capacity: The capacity of carbon dioxide storage tanks can be customized to meet requirements, typically expressed in volumes of liquid carbon dioxide, such as kiloliters or cubic meters. - Pressure: The internal pressure of the tank is usually controlled within a safe range to ensure the safety of storage and supply. - Temperature: Carbon dioxide storage tanks generally need to be maintained at low temperatures to keep the carbon dioxide in a liquid state. Functions: - Storage: These tanks can compress carbon dioxide gas into a liquid form, achieving high-density storage, saving space and costs. - Supply: The carbon dioxide inside the tank can be supplied to required fields via pipelines or other means, such as the food and beverage industry, various industries, fire extinguishing, etc. Characteristics: - Eco-friendly and Renewable: Carbon dioxide is an eco-friendly gas. By storing and utilizing carbon dioxide, its排放 into the atmosphere can be reduced, promoting environmental protection and sustainable development. - Safe and Reliable: Carbon dioxide storage tanks are typically made with high-strength materials, offering excellent pressure resistance and safety. They are equipped with safety valves, pressure gauges, and other accessories to ensure safe operation. - Multiple Application Fields: Carbon dioxide storage tanks are widely used in the food and beverage industry, various industries, fire extinguishing, and more. Carbon dioxide serves as a preservative, carbonation agent, gas, and fire extinguisher, among other uses, with broad applications and market demand. In summary, carbon dioxide storage tanks are characterized by high-density storage, safety, reliability, eco-friendliness, and multiple application fields, making them an essential device for storing and supplying carbon dioxide gas.
Zhongjie Special Equipment upholds the great vision of "Realizing the dreams of our employees, creating value for our customers, and striving for the prosperity and strength of our motherland," wholeheartedly devoting ourselves to the development of the green energy equipment industry. We offer society high-quality and cost-effective products and services!