What is an oxygen compressor?
A compressor that is designed for the sole purpose of compressing oxygen is known as an oxygen compressor. This type of compressor is specifically constructed to compress oxygen.
There are two common methods used in the gas industry to meet users' requirements for oxygen pressure. The first approach involves utilizing a heat exchanger in combination with liquid oxygen. By rapidly vaporizing the liquid oxygen, high-pressure oxygen is created. The second method entails compressing the oxygen to a specific pressure using an oxygen compressor, which is specifically designed for this purpose.
The working principle behind an oxygen compressor is quite interesting. Air primarily consists of approximately 80% nitrogen and around 20% oxygen, with the remainder comprising rare gases. To obtain pure oxygen, special accessories such as molecular sieves are incorporated into the compressor. During operation, the oxygen machine compresses and cools the air until it reaches a liquid state. Through the implementation of different vaporization temperatures for liquid oxygen and liquid nitrogen, along with the assistance of molecular sieves, the two gases can be effectively separated. This process yields liquid oxygen, which can be packaged and sold, while the by-product obtained is nitrogen.
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How to clean an oxygen compressor?
The long-term operation of oxygen compressors can lead to scale build-up, resulting in decreased efficiency, increased energy consumption, and a shorter service life. Neglecting timely scale removal can result in the need for equipment repairs, shutdowns, or complete replacement. Traditional cleaning methods such as mechanical scraping, high-pressure water, and chemical pickling have proven problematic in cleaning oxygen compressors. These methods fail to completely remove scale and other residues while causing equipment corrosion. Residual acids can lead to secondary corrosion or subscale corrosion, ultimately necessitating equipment replacement. Furthermore, the toxic cleaning waste liquid requires expensive wastewater treatment. Thankfully, enterprises can overcome these challenges by adopting efficient and environmentally friendly cleaning agents. These agents not only offer excellent cleaning results but also ensure the long-term use of oxygen compressors by being safe, non-corrosive, and environmentally friendly.