ASHRAE EPIDEMIC AIR FILTRATION

Mechanical Air Sefa

  • Mafirita ane midhiya ane porous zvimiro zvefiber kana akatambanudzwa membrane zvinhu kuti abvise zvimedu kubva mumhepo.
  • Mamwe mafirita ane static yekuchaja yemagetsi yakaiswa kune midhiya kuti iwedzere kubviswa kwechikamu.Sezvo kushanda zvakanaka kwemasefa aya kazhinji kunodonha pamusoro pemwedzi yekutanga kushandiswa, kukosha kweMERV-A, kana kuripo, kunotaridza hudiki chaihwo huri nani pane yakajairwa MERV kukosha.
  • Chikamu chezvikamu zvakabviswa kubva mumhepo inopfuura nepasefa inonzi "sefa inoshanda" uye inopiwa neMinimum Efficiency Reporting Value (MERV)under standard conditions.Mamwe mafirita ane static magetsi echaji akaiswa kune midhiya kuti awedzere kubviswa kwechikamu.Sezvo kushanda zvakanaka kwemasefa aya kunowanzo kudonha pamusoro pemwedzi yekutanga kushandiswa, kukosha kweMERV A, kana kuripo, kunotaridza hudiki chaihwo huri nani pane yakajairika MERV kukosha.
  • Kuwedzera kwesefa kunoshanda kazhinji kunokonzeresa kuwedzera kudonha kuburikidza nesefa.Ita shuwa kuti maHVAC masisitimu anogona kubata mafirita kukwidziridzwa pasina kukanganisa kukanganisa kusiyanisa uye / kana mhepo yekuyerera kwemhepo isati yachinja mafirita.
  • Kazhinji, zvimedu zvine dhayamita aerodynamic zvakatenderedza 0.3 μm zvakanyanya kupinda;kunyatsoshanda kunowedzera pamusoro uye pasi peiyi saizi yechikamu.
  • Kubudirira kwese kwekudzikisira particles kunoenderana nezvakati wandei zvinhu:
    • Sefa kunyatsoshanda
    • Mwero wekuyerera kwemhepo kuburikidza nesefa
    • Kukura kwezvimedu
    • Nzvimbo yesefa muHVAC system kana kamuri yekuchenesa mweya

Kuti uwane rumwe ruzivo, ona iyoASHRAE Position Gwaro paKusefa uye Kuchenesa Mhepo.

Minimum Efficiency Reporting Value (MERV)

ASHRAE Standard 52.2-2017 Minimum Efficiency Reporting Value (MERV)

 

SHRAE MERV vs. ISO 16890 Ratings

ASHRAE MERV vs. ISO 16890 Ratings
*MERV-A ichapa mhinduro dziri padyo.Chaja midhiya mafirita anowanzo kuratidza kudonhedza mukubudirira nekushandisa.ISO 16890 inobata izvi neiyo IPA mamiriro nhanho.ASHRAE 52.2inogona kubata donho iri kana bvunzo yaitwa nesarudzo Appendix J inopa MERV-A.Saka iyo MERV uye ePM zviyero hazviratidzi kuyedzwa kumwe chete.Kune midhiya inochajiswa, iyo MERV ingangoita kuti sefa iite senge inoshanda kupfuura chiyero chePM.

HEPA Mafirita

  • Netsanangudzo, mafirita echokwadi eHEPA angangoita 99.97% anoshanda pakusefa 0.3 μm misa yepakati dhayamita (MMD) zvimedu mumayedzo akajairwa.
  • Saizi yakawanda inopinda mukati inogona kunge iri diki pane 0.3 μm, saka kusefa kwezvimedu zvakawanda zvinopinda zvinogona kudzikira zvishoma.
HEPA Mafirita
  • HEPA sefa inoshanda zvirinani pane MERV 16.
  • HEPA mafirita anogona kunge asiri akakodzera sarudzo kune vamwe muHVAC masisitimu nekuda kwekudonha kwakanyanya uye mukana wekuti masisitimu achada mareki matsva kuti abvumire kuvharika kwakakwana kudzivirira kusefa.
  • Kuti ishande nemazvo, mafirita eHEPA anofanirwa kuvharwa zvakanaka mumasefa racks.
  • Mafirita anowanzo kutetepa uye anoda kungwarira kubata kudzivirira kukuvadzwa uye kuchengetedza kuita.
  • HEPA mafirita anogona kuwanikwa muHVAC masisitimu kana mu:
    • Mu-Mukamuri kana Inotakurika HEPA Machina
    • Pre-Assembled Systems
    • Ad Hoc Assemblies

Electronic Air Filters

  • Sanganisira zvakasiyana-siyana zvakasiyana-siyana zvemagetsi-akabatanidzwa nemhepo-yekuchenesa michina yakagadzirirwa kubvisa zvimedu kubva mumhepo.
  • Kubvisa kunowanzoitika nemagetsi ekuchaja twumedu uchishandisa waya dzekorona kana nekugadzira maion (semuenzaniso, mapini ionizers), uye: Chikamu chezvikamu zvakabviswa mumhepo nesefa yemagetsi chinonzi "kubvisa zvakanaka."
    • Kuunganidza zvimedu pamahwendefa akapesana akachajiswa (precipitators, ESP), kana
    • Akachajiswa zvidimbu 'zvinokwidziridzwa kubviswa ne mechanical air filter, kana
    • Charge particles' deposition panzvimbo yekamuri.
  • Kubudirira kwese kwekudzikisira twumisumbu kunoenderana ne:Zvakakosha kupukuta waya muma electrostatic precipitators sezvo silicone kuvaka inoderedza kushanda zvakanaka.
    • Kubvisa kushanda zvakanaka
    • Mwero wekuyerera kwemhepo kuburikidza nesefa
    • Saizi uye nhamba yezvimedu
    • Nzvimbo yesefa muHVAC system
    • Kuchengetedza uye kuchena kwemagetsi sefa zvikamu
  • Gara uchitevera mirairo yemugadziri paunenge uchishandisa mafirita emhepo emagetsi.

Kuti uwane rumwe ruzivo, ona iyoASHRAE Position Gwaro paKusefa uye Kuchenesa Mhepo.

Gas-Phase Air Cleaners

  • Gas-phase air cleaners ndiyo inoshandiswa kubvisa ozone, volatile organic compounds uye kunhuhwirira kubva mumhepo.
  • Mazhinji ane sorbent zvinhu senge kabhoni (semuenzaniso, activated charcoal).
  • Kunyange panogona kunge paine zvisizvo,zvizhinjisorbent mibhedha chete haiwanzo shanda pakubvisa mavhairasi kubva mumhepo.
  • Carbon/sorbent impregnated faibha mafirita achabvisa zvidimbu;tarisa chiyero cheMERV kuratidza kugona sezvaunoita nemasefa akajairwa.

Holtop air filtration zvigadzirwa zve anti-virusi:

1. Simba rekudzoreredza mhepo ine HEPA sefa

2. UVC + photocatalysis sefa yemhepo disinfection bhokisi

3. Tekinoroji nyowani yemhepo yekuuraya hutachiona mhando yemhepo yekuchenesa inosvika 99.9% chiyero chekuuraya hutachiona

4.Customized air disinfection solutions


Nguva yekutumira: Nov-11-2020