Page 9 of Pressure Vessel News

The use of activated carbon filters in electroplating wastewater treatment offers significant advantages, particularly in removing organic pollutants, reducing heavy metal ion concentrations, and adsorbing odors and colors. As environmental protection standards become increasingly strict, efficiently and reliably treating electroplating wastewater has become a key issue in industrial wastewater management. This article will explore the working principles, application advantages, and optimization...

Multimedia filters are water treatment devices that utilize a multi-layer filtration structure to effectively remove impurities from water based on the physical properties of different filter media. Typically, when water flows through the layers of filtration media, the impurities are captured by various layers, thus purifying the water. However, when the media layers become disrupted, the filtration performance is significantly reduced, which can lead to water quality contamination and impact the...

During the storage of crude oil, emissions and losses are significant factors that cannot be overlooked. These losses not only impact the economic benefits of the oil but also have the potential to negatively affect the environment. Therefore, understanding and effectively controlling these loss processes of crude oil storage tank is crucial for improving resource utilization, reducing pollution, and optimizing operational management. This article will focus on the analysis of major breathing losses,...

The U-tube heat exchanger is a heat transfer device that works by bending each tube into a U-shape and fixing both ends to the same tube sheet. The design concept of this device utilizes the free expansion and contraction of the tubes to address the issue of thermal expansion, thereby enhancing the stability and reliability of the heat exchanger. It performs excellently in high-temperature, high-pressure environments and offers good thermal compensation properties. Its simple structure makes it...

Hydraulic testing is a critical part of pressure vessel safety inspection. It primarily uses liquid as the medium to assess the structural strength and sealing performance of the vessel. This test plays an essential role in checking the pressure-bearing capacity, leak-tightness, and durability of the pressure vessel, ensuring that it operates safely during actual use. This guide will cover the selection of test media, temperature control, test preparation, operating procedures, post-test treatment,...

In the design and manufacturing of pressure vessels, the choice of metal materials plays a crucial role in the performance and safety of the vessel. The selected materials must not only have good mechanical properties, corrosion resistance, and high-temperature tolerance but also meet the requirements for processing and the working environment. Although the properties of materials are theoretically fixed, the performance demands of pressure vessel materials can vary depending on the specific use...

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...

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...

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...

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 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,...

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...