Analysis of Residual Stress in Pressure Vessel Surface Layer

Analysis of Residual Stress in Pressure Vessel Surface Layer

Pressure vessels are critical components designed to withstand high temperatures, pressures, and complex loads. The residual stress characteristics of their surface layers are crucial for ensuring operational safety, durability, and performance. Proper analysis and control of residual stress can significantly enhance the lifespan and reliability of pressure vessels. This article systematically explores the characteristics, impact, and optimization methods of residual stress in pressure vessel surface...

Applications and Advantages of Composite Pressure Vessels

Applications and Advantages of Composite Pressure Vessels

Pressure vessels have become essential storage and pressure-bearing equipment in many fields. However, traditional steel pressure vessels face limitations in pressure capacity, quality control, and safety, which have driven the research and application of composite pressure vessels. Due to their lightweight structure, high strength, and excellent safety features, composite pressure vessels are gradually becoming the ideal solution in modern industries. Especially in high-demand fields such as high-pressure...

Anti-Corrosion Structural Design of Pressure Vessels

Anti-Corrosion Structural Design of Pressure Vessels

Pressure vessels are essential and commonly used equipment in industrial production, widely applied in industries such as petrochemical, power generation, shipbuilding, and metallurgy. Due to the high temperatures, high pressures, or corrosive media they contain, pressure vessels face numerous potential corrosion risks during operation. To ensure the safety, reliability, and long service life of these pressure vessels, corrosion prevention design is crucial. A well-designed anti-corrosion structure...

Corrosion Management & Quality Assurance in Oil Storage Tanks

Corrosion Management & Quality Assurance in Oil Storage Tanks

Oil storage tanks are vital facilities for storing, transporting, and distributing oil products. However, over time, these tanks face several challenges, particularly issues related to water accumulation and corrosion at the bottom of the storage tank. Water often collects at the bottom of storage tanks, and this is more noticeable when storing heavy oils, sulfurous oils, or oils with high acidity. To prevent corrosion that could lead to degraded oil quality, equipment damage, or even safety accidents,...

Mechanical Cleaning Technology for Crude Oil Storage Tanks

Mechanical Cleaning Technology for Crude Oil Storage Tanks

Mechanical cleaning technology for crude oil storage tanks is an efficient, safe, and environmentally friendly cleaning method widely used in oil depots and petroleum storage and transportation systems. This technology involves a specially designed cleaning system that connects cleaning equipment to the storage tank via temporary piping, allowing for the execution of the cleaning process. Compared to traditional manual cleaning methods, mechanical cleaning significantly improves work efficiency,...

Pressure Vessel Leak Tightness Testing

Pressure Vessel Leak Tightness Testing

Leak tightness testing is an important method for evaluating the sealing performance of pressure vessels. By taking advantage of the higher permeability of gases compared to liquids, this test can effectively detect unacceptable leaks in the vessel's weld joints and sealing structures, ensuring the safety and reliability of the pressure vessel during use. Leak tightness testing is typically used to verify whether a pressure vessel can meet specific gas leakage requirements, especially for pressure...

Air Storage Tank Installation and Pipeline Connection

Air Storage Tank Installation and Pipeline Connection

In industrial gas systems, air storage tanks are crucial for gas storage. The proper installation and pipeline connection of these tanks are vital for the system's stability and safety. This article outlines the installation steps, pipeline connection requirements, and key considerations to ensure efficient and reliable system operation of air storage tanks. Air Storage Tank Installation The installation of an air storage tank involves several steps, including equipment preparation, lifting,...

Oil Leakage in Air Storage Tanks: Causes and Solutions

Oil Leakage in Air Storage Tanks: Causes and Solutions

Air storage tanks in compressed air systems play a vital role not only in buffering and stabilizing pressure but also in filtering out impurities in the air supply. However, in daily operations, it's possible to encounter an issue where the oil drainage rate increases abnormally, leading to oil leakage, accelerated equipment wear, and even disrupting the entire system's normal operation. This article will analyze the potential causes of oil leakage in air storage tanks and provide corresponding...

Crack Management for Safe Pressure Vessel Operation

Crack Management for Safe Pressure Vessel Operation

In chemical plants, the safe operation of pressure vessels is critical, but cracks are among the most common and hazardous defects they can have. Cracks not only weaken the vessel's structure, increasing the risk of brittle failure, but may also lead to fatigue and corrosion cracking, posing serious threats to both equipment and personnel. Therefore, inspecting, categorizing, and managing cracks in pressure vessels is essential. This article provides a comprehensive overview of crack detection...