REMOVAL OF AMMONIA FROM AIR BY FIBROUS ION EXCHANGERS

被引:0
作者
Wasag, Henryk [1 ]
Pawlowski, Lucjan [1 ]
Soldatov, Vladimir [1 ]
Kosandrovich, Evgenij [2 ]
机构
[1] Tech Univ Lublin, Fac Environm Engn, PL-20618 Lublin, Poland
[2] Natl Acad Sci Belarus, Inst Phys Organ Chem, Minsk 220072, BELARUS
来源
ENVIRONMENT PROTECTION ENGINEERING | 2009年 / 35卷 / 03期
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中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The paper presents the results of laboratory studies of ammonia sorption from air by fibrous ion-exchange materials containing acidic groups in concentration of 3-5 mmoles per gram as a function of the ammonia concentration (3-30 ppm), relative air humidity, air flow rate and the thickness of filtering layer. It follows from our experiments that non-woven fabrics with the thickness of above 2 mm and surface density of -0.3 kg m(-2) can efficiently reduce ammonia concentration in air to <1 ppm at flow rates of <0.2 m s(-1). The sorbent can be regenerated with acid solution to obtain salts that can be used as mineral fertilizers.
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页码:293 / 304
页数:12
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