Experiment Investigation on Two Filter Medias for Air Filtration

2013 ◽  
Vol 300-301 ◽  
pp. 1340-1343
Author(s):  
Jing Xian Liu ◽  
De Qiang Chang ◽  
Li Ting Miao ◽  
Ning Mao ◽  
Xi Sun

As the fast development of industry, clean air quality environment are needed in more manufactory fields. Filter media is the key material for high efficiency filtration. In this paper, glass fiber filter and PTFE membrane filter are studied with filtration test. The results show that glass fiber filter has low porosity, lead to lower penetration and higher resistance than PTFE filter. Penetration of filters decrease with mass load increasing and face velocity decreasing. Resistance increase with mass loading and face velocity increasing.

2011 ◽  
Vol 45 (5) ◽  
pp. 1840-1846 ◽  
Author(s):  
Masahiro Yasuda ◽  
Nobuhiro Tsugita ◽  
Katsuaki Ito ◽  
Shiro Yamauchi ◽  
Wilhelm R. Glomm ◽  
...  

2004 ◽  
Vol 14 (01n02) ◽  
pp. 43-48 ◽  
Author(s):  
KATSUMI SAITOH ◽  
HITOSHI IMASEKI ◽  
MASAE YUKAWA

We attempted in-air-PIXE analysis of SPM using spot samples on a filter-tape mounted in an automated beta-ray absorption mass monitor. Al , Si , S , Fe and Zn , etc., which are of interest for identifying the behavior and characteristics of SPM, were detected on the SPM spot samples on a glass-fiber filter-tape, but the peaks of these elements were nearly identical to those of blank glass-fiber filter-tape. As such, it was difficult to detect elements present in SPM from the X-ray spectra of the spot samples. On the other hand, in the case of a PTFE membrane filter-tape, the S peak was distinct and the Fe peak was also clear, and peaks for elements Al , Mn and Zn , etc., were also confirmed. Consequently, if a method for determining quantity is established, direct multi-elemental analysis by in-air-PIXE of high time-resolution SPM spot samples collected on a PTFE membrane filter-tape mounted in a SPM monitor will be possible.


2021 ◽  
Vol 93 (8) ◽  
pp. 3778-3785 ◽  
Author(s):  
Jung Bin Phyo ◽  
Ayoung Woo ◽  
Ho Jae Yu ◽  
Kyongmook Lim ◽  
Baek Hwan Cho ◽  
...  

2006 ◽  
Vol 45 (No. 11) ◽  
pp. L343-L346 ◽  
Author(s):  
Susumu Sakai ◽  
Kazuyo Hiraoka ◽  
Rie Yamashita ◽  
Yutaka Matsumoto

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