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Advantages of oxygen industrial production
First, advantages
1, improve production efficiency: industrialized production of oxygen can improve production efficiency. In industrial production, oxygen can be used for many purposes such as gas fire extinguishing and oxidation furnace. By using oxygen, the production efficiency and product quality can be improved, and at the same time, the consumption of dangerous substances can be effectively reduced and environmental pollution can be reduced.
2. Reduce energy consumption: Industrial production of oxygen can reduce energy consumption. Compared with the traditional oxygen supply method, industrial oxygen production has lower energy consumption, which can reduce energy consumption. In addition, through the industrial production using oxygen, the length of the transportation pipeline can be reduced, the transportation loss can be reduced, and the supply of oxygen can be reduced or increased as needed.
3. Cost reduction: Industrial production of oxygen can reduce costs. Industrial production of oxygen has obvious advantages in economic benefits, safety and environmental protection. Compared with the traditional oxygen supply mode, industrial production of oxygen can bring higher benefits and lower costs, which is helpful to improve the competitiveness of enterprises.
Second, industrial oxygen production
1. Industrial oxygen production produces a large amount of oxygen through air separation or water decomposition. Raw materials are widely available, and the cost can be reduced by using the physical and chemical properties of substances. Hydrogen peroxide or potassium permanganate is commonly used in the laboratory to produce oxygen, which has the characteristics of fast reaction, simple operation and easy collection, but the cost is high and it cannot be produced in large quantities.
2, can only be used in the laboratory. Industrial production needs to consider whether raw materials are easily available, whether the price is cheap, whether the cost is low, whether it can be produced in large quantities and its impact on the environment. The air contains about 2 1% oxygen, which is a cheap and easily available raw material for oxygen production.
3. Because any liquid substance has a certain boiling point, people use this characteristic of substance to pressurize at low temperature, so that air becomes liquid and then evaporates. Because the boiling point of nitrogen is-196℃, which is lower than the boiling point of liquid oxygen (-183℃), nitrogen first evaporates from liquid air, and the rest is mainly liquid oxygen.
4. In order to facilitate storage, transportation and use, oxygen is usually pressurized to 15000kPa and stored in a steel cylinder painted blue. In recent years, membrane separation technology has developed rapidly. Using this technology, oxygen-enriched air with high oxygen content can be obtained by letting air pass through a film with oxygen-enriched function under a certain pressure.
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