Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, a B-grade boiler installation license, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as a mechanical and electrical equipment installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the council member of the Shandong Equipment Manufacturing Association. The company has also passed the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System certifications, and the American ASME/U2 certification.
Routine inspections and maintenance of CO2 storage tanks can be conducted following these steps: - Visual Inspection: Check for any visible damage, corrosion, or oil leakage on the tank's exterior. Pay attention to any abnormalities in the tank shell, valves, and pipeline connections. - Internal Inspection: If entry into the tank is permitted, conduct an internal inspection. Look for corrosion, scale buildup, or blockages in the inner lining, valves, and pipelines. - Valve and Pipeline Inspection: Check the tank's inlet and outlet valves and pipeline connections for proper functioning, leaks, or loose fittings. Ensure valves operate smoothly and reliably. - Pressure Relief Device Inspection: Verify that the tank's pressure relief devices (such as safety valves) are functioning correctly. Confirm that the set pressure of the relief devices meets requirements. - Measurement and Control System Inspection: Check that the tank's level, pressure, and temperature measurement and control systems are operating properly. Calibrate and test the accuracy of measurement equipment. - Cleaning and Draining: Regularly clean the interior of the tank to remove accumulated impurities and sediment. Also, perform regular draining of liquid and gas impurities from the tank. - Maintenance and Repair: Perform necessary maintenance and repair work based on inspection results. Repair damaged components, replace worn-out seals, etc., to ensure the tank operates normally. - Documentation and Reporting: Document the inspection and maintenance process, including the inspection date, content, identified issues, and measures taken. Submit inspection reports to relevant departments or management as needed. The above steps are general guidelines for routine inspections and maintenance of CO2 storage tanks. Specific operations should be tailored to the tank's characteristics and requirements. When conducting inspections and maintenance, follow relevant safety operating procedures and have personnel perform the operations.

When applying paint to carbon dioxide storage tanks, several issues should be addressed: - Surface Preparation: Prior to painting, thorough preparation of the tank's surface is essential. This involves cleaning the surface, removing oils, dirt, and old coatings to ensure the paint adheres properly and maintains quality. - Paint Selection: Choosing the right paint for carbon dioxide tanks is crucial. The paint should be resistant to corrosion, high temperatures, and chemicals to protect the tank surface from deterioration. - Painting Techniques: The selection and operation of painting techniques are vital for the quality and uniformity of the coating. Appropriate painting equipment and methods should be chosen to ensure the paint covers the entire surface evenly, avoiding drips and runs. - Coating Thickness: The thickness of the coating is crucial for the tank's protection. The thickness should be controlled based on the paint requirements and the tank's operating environment to ensure the coating's protective performance and lifespan. - Drying and Curing: After the coating is applied, sufficient time must be allowed for drying and curing. Follow the correct drying time and conditions as specified by the paint to ensure the quality and performance of the coating. - Safety Measures: Appropriate safety measures must be taken during the painting process, including wearing protective eyewear, respirators, and protective clothing to ensure the safety of the operators. - Quality Inspection: After painting is complete, a quality check should be conducted, including the appearance, adhesion, and thickness of the coating. Any issues or defects should be addressed and repaired promptly. Note that painting carbon dioxide tanks should be carried out by professionals.

Standard parameters for carbon dioxide storage tanks can vary depending on design and application requirements. Here are some common standard parameters: - Tank Capacity: The capacity of carbon dioxide storage tanks is typically expressed in kiloliters (L) or cubic meters (m). Common capacity ranges vary from a few thousand to tens of thousands of liters. - Working Pressure: The working pressure of carbon dioxide storage tanks is usually around 20 to 25 MPa (megapascals) at normal temperatures, with specific pressure determined by application needs and design standards. - Design Temperature: The design temperature for carbon dioxide storage tanks is usually within a low-temperature range, generally from -40°C to -60°C, to accommodate the liquefaction and storage requirements of carbon dioxide. - Material: Carbon dioxide storage tanks are commonly made of high-strength steel or alloy materials to withstand stress and loads in high-pressure and low-temperature environments. - Insulation: The tanks are internally insulated to reduce heat transfer and liquid evaporation. Insulation is typically a multi-layered structure, including thermal insulation materials and an external protective layer. - Safety Valves and Pressure Relief Devices: Tanks are equipped with safety valves and pressure relief devices to control internal pressure and prevent overpressure and explosions. - Level Monitoring and Control: Tanks are fitted with level monitoring equipment to monitor internal liquid levels. Timely monitoring and control of levels ensure liquid storage is within safe limits. Note that specific standard parameters for carbon dioxide storage tanks may vary due to different design standards, application requirements, and manufacturers. When selecting and using carbon dioxide storage tanks, it is important to consider these factors.

Carbon dioxide storage tanks possess the following safety technical characteristics: - High-strength materials: Carbon dioxide storage tanks are commonly made from high-strength steel or alloy materials to withstand stress and loads under high pressure and low-temperature conditions. - Safety valves and pressure relief devices: Equipped with safety valves and pressure relief devices to control internal tank pressure and prevent overpressure and explosion. The safety valve will automatically open and release pressure when the internal tank pressure exceeds the set value. - Insulation layer: Internally insulated to minimize heat transfer and liquid evaporation. The insulation layer typically consists of multiple layers, including thermal insulation material and an external protective layer, to maintain a stable internal temperature. - Level monitoring and control: Fitted with level monitoring equipment to monitor the liquid level inside the tank. Timely monitoring and control of the level ensure the liquid storage volume is within a safe range. - Fire and explosion prevention measures: Adopted fire and explosion prevention measures such as fire-resistant coatings, fire-resistant isolation areas, and explosion-proof devices to prevent fires and explosions. - Leak detection and alarm system: Equipped with leak detection and alarm systems to promptly detect and alert of tank leaks. Quick response and handling can reduce the safety risks caused by leaks. - Regular inspections and maintenance: Tanks require regular inspections and maintenance, including external inspections, valve repairs, and pressure tests, to ensure the safety performance and reliability of the tank. - Note that the specific safety technical characteristics of carbon dioxide storage tanks may vary depending on the type of tank and application. When using carbon dioxide storage tanks, relevant regulations and standards should be followed.
ZJ Special Equipment upholds the grand vision of "realizing the dreams of our employees, creating value for our 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 products and services with high performance and cost-effectiveness!