umbhexeshi

Inxalenye yokuhluza imaski yesiqingatha (6003-2 FFP2)

Umzekelo: 6003-2 FFP2
Isimbo: Uhlobo lokusonga
Uhlobo lokunxiba: Indlebe ejingayo
Ivave: Akukho
Inqanaba lokuhluza: FFP2
Umbala: Mhlophe
Umgangatho: EN149: 2001 + A1: 2009
Umyalelo wokupakisha: 50pcs / ibhokisi, 600pcs / ibhokisi


Iinkcukacha zeMveliso

Ulwazi

IINKCUKACHA EZONGEZELELWEYO

Ukuqulunqwa kwezinto
Umaleko ongaphezulu yi-50g yelaphu elingalukwanga.Umaleko wesithathu yi-45g yomqhaphu womoya oshushu.Umaleko wesithathu yi-50g FFP2 imathiriyeli yokucoca.Umaleko wangaphakathi yi-50g yelaphu elingalukwanga.


  • Ngaphambili:
  • Okulandelayo:

  • Ingxenye yemaski yokucoca isiqingatha semaski sisiqwenga sesixhobo sokuzikhusela esenzelwe ukulingana ngokuqinileyo ebusweni kunye nokuthintela ungcoliseko oluphuma emoyeni ekubeni luphefumlwe ngumntu osinxibileyo.Ezi zixhobo zinokubizwa ngokuba sisiphefumli okanye iziphefumli zokucoca ubuso (FFRs).

    Ukusebenza kohluzo yenye yeendlela zokuvavanya imaski.

    Indlela yoVavanyo- Ukusebenza kakuhle koHlwelo (FE)
    I-FE ngumyinge wamasuntswana athatyathwa zizinto zokuhluza.Ilinganiswa ngokucela umngeni kwisixhobo ngamasuntswana obungakanani obaziwayo, athwalwe ngesantya esaziwayo sokuqukuqela okanye isantya, kunye nokulinganisa i-particle concentration upstream of the material, Cup, and downstream of the material, Cdown.Ukungena kwesuntswana ngesixhobo sokucoca, iPfilter, ngumlinganiselo wokugxininiswa komlambo ezantsi ukuya kugxininiso olunyukayo, luphindaphindwe nge-100%.I-FE ngumphelelisi wokungena kwamasuntswana: FE = 100% - Pfilter.Isixhobo sokucoca apho i-5% yamasuntswana angena khona (iPfilter = 5%) ine-95% ye-FE.I-FE iphenjelelwa zizinto ezininzi, kubandakanywa izinto zokucoca;ubungakanani, imilo, kunye nentlawulo yamasuntswana omngeni, izinga lokuhamba komoya, ubushushu kunye nokufuma, ukulayisha, kunye nezinye izinto.

    Kuyaziwa ukuba i-FE yezinto zokucoca zinokwahluka kumasuntswana obungakanani obuhlukeneyo kunye neemilo.Oku kungenxa yokuba ukuhluzwa kwenzeka ngeenkqubo ezininzi zomzimba - ukunyanzeliswa okanye ukuhluthwa, ukunyanzeliswa kwe-inertial, ukungenelela, ukusabalalisa, ukuhlalisa i-gravitational, kunye nokukhanga kwe-electrostatic, kunye nokusebenza kwezi nkqubo kuyahluka ngobukhulu bamasuntswana.Ubungakanani bamasuntswana apho imathiriyeli yokucoca ine-FE ephantsi ibizwa ngokuba yeyona sayizi yamasuntswana angenayo (MPPS).Ngokufanelekileyo, i-MPPS isetyenziselwa ukuvavanya ukusebenza kokucoca, njengoko isihluzo sokucoca kuwo onke amanye amaqhekeza kuya kuba ngcono kunoko kufunyenwe ngeMPPS.IMPPS iyahluka ngemathiriyeli yokucoca kunye nesantya somoya ngesihluzo.Uphononongo lwakwangoko luchaze iMPPS kwiziphefumlo ze-0.3 μm, kodwa izifundo zamva nje zibonise ukuba iMPPS ikuluhlu lwe-0.04-0.06 μm.