The operating environment of chemical equipment pressure vessels is relatively complex. The quality problems caused by corrosion, crack and deformation are easy to cause fatal injuries. Therefore, compared...
Introduction Compared with other industries, the degree of pollution in the petrochemical industry is often higher. In order to better realize the sustainable development of China's petrochemical...
Liquefied natural gas (LNG) is a new type of clean energy and has been widely used in China recently, which has promoted the development of LNG in this country. In the development of liquefied natural...
Oil and gas storage tanks will continuously accumulate heat at high temperatures, resulting in rapid temperature rise on the surface and inside. In order to solve the problem of internal pressure increase...
Large storage tanks are widely used in petroleum, chemical industry, natural gas exploitation and other energy fields, and are important devices for storing strategic energy materials. The safety and...
With inspection at different stages of the manufacturing process, the inspector examines the work and documents the inspection results. The inspection range of heat exchangers is listed below: (1) Identification...
The purpose of the pressure test after maintenance is to check whether the heat exchanger has the ability to withstand the design pressure safely (i.e. the compressive strength), the tightness, the quality...
How to stipulate the maintenance cycle of shell and tube heat exchangers? According to the requirements of "Pressure Vessel Safety Technical Supervision Regulations", combined with the production...
What are the causes of the internal leakage of the tubular heat exchanger? The internal leakage of the heat exchanger may have the following reasons: (1) The heat exchange tube is corroded, perforated,...