

Post Requirements

Post Requirements
Product information
Advantages of adsorption dryers
- Stable and consistent outlet pressure and dew point
a. Reasonable cylinder design ensures that the contact time between compressed air and desiccant is at least 4.8 seconds, meeting the dew point requirements of the product gas.
b. There is a certain amount of desiccant to compensate for the natural aging of the desiccant and ensure that the desiccant maintains good performance throughout its expected life.
c. The new diffuser ensures that the air flow passes evenly through the desiccant layer and eliminates channeling. - Regeneration gas loss is less than 14%
a. Excellent barrel design saves 95% of the adsorption heat. The stored heat is used to increase the regeneration temperature during the regeneration stage, improve the desorption capacity of the equipment, and make the regeneration more complete.
b. Drying and regeneration adopt a reverse convection scheme, and the effect is best when humid air flows through dry adsorbent.
c. The amount of regeneration gas can be adjusted according to the operating load requirements of the dryer.
parameter table
| Project model | Air flow (Nm3/min) | Air connection pipe diameter | Exterior size (mm) | Weight (kg) | ||
| L | W | H | ||||
| 1.2 | DN25 | 605 | 560 | 1188 | 102 | |
| 2.4 | DN25 | 605 | 560 | 1646 | 145 | |
| 3.8 | DN25 | 605 | 560 | 1553 | 180 | |
| 6.5 | DN40 | 973 | 600 | 1018 | 322 | |
| 8.5 | DN50 | 1062 | 700 | 1950 | 500 | |
| 10.7 | DN50 | 1162 | 900 | 1880 | 580 | |
| 13 | DN50 | 1162 | 900 | 2090 | 650 | |
| 17 | DN80 | 1375 | 1000 | 1908 | 820 | |
| 23 | DN80 | 1375 | 1000 | 2208 | 970 | |
| 27 | DN80 | 1475 | 1050 | 2020 | 1100 | |
| 33 | DN80 | 1615 | 1100 | 2110 | 1220 | |
| 45 | DN100 | 1665 | 1000 | 2393 | 1550 | |
working principle
Heatless regenerative adsorption dryers use "pressure swing adsorption" to achieve drying effect. Since the ability of air to hold water vapor is inversely proportional to the pressure, part of the dried air (called regeneration gas) is decompressed and expanded to atmospheric pressure. This pressure change makes the expanded air drier, and then allows it to flow through the desiccant layer to be regenerated (i.e., a drying tower that has absorbed enough water vapor) that is not connected to the air flow. The dried regeneration gas sucks out the moisture in the desiccant and takes it out of the dryer to achieve the purpose of dehumidification.
Working conditions and technical indicators
- Regeneration gas volume: ≤12~15%
- Working pressure: 0.6~1.0Mpa
- 3 Intake oil content: ≤0.1mg/m
- Product gas pressure dew point: -20℃~-40℃
- Desiccant: activated alumina + molecular sieve
- Work cycle: T=4~20 minutes
- Intake air temperature: 0℃~45℃





















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