Gas drying, dehydration and purification technology


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Detailed Introduction

Industrial production often uses various types of gases. The moisture content in these gases often adversely affects the transportation, chemical reactions, and other processes and results, even impacting the safe operation of production equipment. Therefore, the water content of gases is often strictly controlled as an important indicator in addition to gas purity. Gas dehydration processes are selected comprehensively based on different gas characteristics, physical properties of different operating conditions, and specific dehydration process indicators. The correct selection of gas dehydration technology not only ensures the safe and stable operation of production equipment but also enables efficient and low-consumption operation while ensuring process control indicators, exhibiting good economic benefits. In industrial production, gas dehydration has gradually become one of the basic requirements for gas transportation and use. Gas dehydration technology is widely used, and continuous innovations are being made. In the process of technology application, reasonable design and selection of gas dehydration processes are prerequisites for improving production efficiency and effectively reducing investment and operating costs.

Technical Indicators

Applicable Raw Materials: Water-containing electrolytic gas, hydrogen, oxygen, natural gas, conversion gas, synthesis gas, lime kiln gas, calcium carbide discharge gas, crude coal gas, flue gas, alkali production tail gas, etc.

Plant Scale: 100~50000Nm³ 3/h

Operating Pressure: 0.2~3.0Mpa.G

Product Purity: H 2 O≤0.5ppm(V), atmospheric dew point ≤-80℃

Operating Flexibility: 10~120%

Technical Features:

① High purification degree, reaching up to 10⁻⁷ level, with no secondary pollution;

② Compared to traditional processes, this process has low losses and can achieve zero loss of effective components;

③ Compared to traditional processes, this process has lower investment and operating costs;

④ Simple process flow, convenient start-up and shutdown, flexible operation;

⑤ Long continuous operation time of the equipment, high degree of automation.

 

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