Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Economic and Technological Development Zone, Heze City. With a registered capital of 50 million yuan and total assets of 500 million yuan, the company has 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 Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters. The main workshop spans 83,000 square meters. It currently employs 710 staff, including 247 engineers and technicians, and 82 intermediate-level technical personnel. Recognized as a "High-tech Enterprise" by the Science and Technology Department in December 2016, as a "Shandong Specialized and New Enterprise" by the Ministry of Industry and Information Technology in June 2021, as a "Shandong Gazelle Enterprise" in June 2022, and as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology in August 2022.
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, commonly made of carbon steel or stainless steel. It is designed with sufficient strength and sealability to withstand internal pressure and loads. - Lining Layer: To prevent direct contact between carbon dioxide and the tank shell, avoiding corrosion and contamination, the interior of the tank is usually coated with a lining layer. This lining is typically made of 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 often installed. This can include support feet, frames, etc., designed to support the bottom and side walls of the tank. - Internal Accessories: The tank is also equipped with 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 equipped with a pressure relief device, such as a safety valve. When the internal pressure exceeds the set value, the relief device automatically opens to release pressure, protecting the tank's safety. - Inlet and Outlet Piping: The tank also features inlet and outlet piping 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 a carbon dioxide storage tank. Specific structural design and configuration may vary depending on the tank's purpose and specifications. When using and maintaining the tank, it is necessary to...

During routine inspections of carbon dioxide storage tanks, follow these steps: - Visual Inspection: Check for any obvious damage, corrosion, or oil leakage on the tank's exterior. Pay attention to the tank shell, valves, and pipeline connections for any abnormalities. - Valve and Pipeline Inspection: Verify that the tank's inlet and outlet valves and pipeline connections are functioning properly, and there are no leaks or loose fittings. Ensure the valves operate smoothly and reliably. - Pressure Relief Device Inspection: Check if the tank's pressure relief device (e.g., safety valve) is working correctly. Confirm that the set pressure of the relief device meets the requirements. - Level Measurement System Inspection: Assess the accuracy and reliability of the level measurement system. Calibrate the level sensors to ensure precise level measurements. - Pressure and Temperature Inspection: Check that the tank's pressure and temperature sensors are functioning correctly. Validate the accuracy of the pressure and temperature measurements. - Safety Equipment Inspection: Examine the tank's safety equipment, such as safety valves, pressure sensors, and temperature sensors, to ensure they are working 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 fire extinguishers, sprinkler systems, etc., are operating correctly. - Liquid and Gas Quality Inspection: Confirm that the quality of the carbon dioxide liquid and gas in the tank meets specifications, with no impurities or contaminants. - Documentation and Reporting: Record the date of the inspection, the inspection items, any issues found, and the actions taken. Submit an inspection report to relevant departments or management as needed. These are general steps for routine inspections of carbon dioxide storage tanks. Specific procedures should be based on the tank's characteristics and requirements. When conducting inspections, follow relevant safety operation procedures and have trained personnel handle the operations.

二氧化碳储罐的检验频率应根据当地的法规、标准和制造商的建议来确定。一般来说，以下几个因素会影响二氧化碳储罐的检验频率： 法规和标准要求：不同和地区可能有不同的法规和标准，规定了储罐的检验要求和频率。例如，美国的DOT标准要求液化气体储罐每5年进行一次外部检验和每10年进行一次内部检验。 制造商建议：储罐的制造商通常会提供关于检验频率的建议。这些建议基于储罐的设计、材料和使用寿命等因素，可以作为制定检验计划的参考。 使用环境和条件：储罐的使用环境和条件也会影响检验频率。例如，如果储罐暴露在腐蚀性环境中或经常受到机械应力，可能需要更频繁的检验。 一般来说，液化气体储罐的外部检验通常是通过目视检查、超声波检测、磁粉检测等方法进行的，以评估储罐的外部状况和可能存在的缺陷。内部检验可能需要排空储罐，并通过内部检查、厚度测量、焊缝检测等方法来评估储罐的内部状况。 重要的是，储罐的检验应由经过培训和有经验的人员进行，并严格按照相关的法规、标准和制造商的建议进行。定期的检验和维护可以确保储罐的安全性和可靠性，减少事故的风险。

Carbon dioxide storage tanks are equipment used for storing and supplying carbon dioxide gas, with the following parameters, functions, and features: Parameters: - Capacity: The capacity of carbon dioxide storage tanks can be customized to meet requirements, typically expressed in volume 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: Carbon dioxide storage tanks can compress carbon dioxide gas into a liquid, achieving high-density storage, saving space and costs. - Supply: Carbon dioxide within the tank can be supplied to required fields via pipelines or other methods, such as the food and beverage industry, fire suppression, etc. Features: - Environmental and Renewable: Carbon dioxide is an environmentally friendly gas. By storing and utilizing carbon dioxide, its emissions into the atmosphere can be reduced, achieving environmental protection and sustainable development. - Safe and Reliable: Carbon dioxide storage tanks are typically made with high-strength materials during design and manufacturing, offering good pressure resistance and safety. The tank is equipped with safety valves, pressure gauges, and other accessories to ensure safe operation. - Multiple Application Areas: Carbon dioxide storage tanks are widely used in the food and beverage industry, fire suppression, and other fields. Carbon dioxide can be used as a preservative, carbonation agent, gas, and extinguishing agent, with a broad range of applications and market demand. In summary, carbon dioxide storage tanks are characterized by high-density storage, safety and reliability, environmental and renewable properties, and multiple application areas, making them an important device for storing and supplying carbon dioxide gas.
Chongjie Special Equipment upholds the great vision of "realizing employees' dreams, creating customer value, and striving for the prosperity and strength of our motherland," and is dedicated to the development of the green energy equipment industry. We commit to society with high-value products and services!