Post on 05-Aug-2021
Issuedby:MirkoBertoli– 26th January2017
Silo Venting FiltersTop Performance – Simple Construction
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(08) 6314 1100
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Industrial Ventilation
DEFINITION OF AIR FILTER AND DUST COLLECTOR
Air Filtration GlossaryTop Performance – Simple Construction
AIRFILTER- Adeviceforthepurposeofremovinglightparticulateloadingfromnormalatmosphericairbeforeintroductionintoabuilding. Usualrangeupto3grainsperthousandcubicfeet.(0.003grainspercubicfoot).
DUSTCOLLECTOR- Anaircleaningdevicetoremoveheavyparticulateloadingfromexhaustsystems.Usualrangeofparticulateloadinghigherthan0.003grainspercubicfoot.
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THE DEFINITION OF
«ABSOLUTE» FILTER MEDIA
Air Filtration Glossary
BSEN1822“HighEfficiencyAirFilters(EPA,HEPAand ULPA)”arethestandardsthatdescribetheclassificationofAIRFILTERS,dividedinto3classesaccordingtotheirfiltrationefficiency:
• EfficientParticulateAirfilters(EPA);(E10…E12);• HighEfficiencyParticulateAirfilters(HEPA);(H13,
H14);• UltraLowPenetrationAirfilters(ULPA);(U15…U17).
Top Performance – Simple Construction
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PH – «ABSOLUTE» FILTER MEDIA
Accordingtofiltrationtestresults,the PHfiltermediaisabletocollectparticlessize0.35µmat minimumefficiency of85%.ThismeansthatwemaydeclaretheSILOTOP®ZEROas aDUSTCOLLECTORthat is comparable withanAIRFILTERinEPAclass.
WAM® PH Media SpecificationTop Performance – Simple Construction
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PH – «ABSOLUTE» FILTER MEDIA
PH-typefiltermediabenefits;
• IncreasedFiltrationefficiency
• Increasedpermeability
• Reducedpressuredrop
• Easiercleaningofthefiltermedia
• Increasedfiltrationvelocity
WAM® PH Media SpecificationTop Performance – Simple Construction
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WAM® PH Media SpecificationTop Performance – Simple Construction
HIGH PERFORMANCE IN FILTRATION EFFICENCY
Nano-fibredeposit
TNTMedia
Dustparticles
PPstandardMedia
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HIGH PERFORMANCE IN FILTRATION EFFICIENCY
Air Filtration GlossaryTop Performance – Simple Construction
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MORE PERMEABILITY = LESS PRESSURE DROP
Air Filtration GlossaryTop Performance – Simple Construction
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Air Filtration GlossaryTop Performance – Simple Construction
OPTIMUM CLEANING WITH LOWER AIR PRESSURE
90
95
100
105
110
115
120
125
130
135
3 3,5 4 4,5 5 5,5
materialre
moved
[gr]
Cleaningpressure[bar]
MaterialremovedfromPolypleatwithdifferentcleaningpressure
PH
PP
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NANO-FIBRE = NO FABRIC CLOGGING
Air Filtration GlossaryTop Performance – Simple Construction
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LOW EMISSION AT DOUBLE FILTRATION VELOCITY
Air Filtration GlossaryTop Performance – Simple Construction
0
5
10
15
20
25
filter media
Pow
der
emis
sion
[m
g/m
3]
Powder emission during laboratory test (VDI3926)
PP
PH
PH vfx2