2024-11-23 10:00:42
Bohareng ba mosi o se nang ductless, sets'oants'o sa mosebetsi kapa se koaletsoeng ke sistimi ea ho sefa ea khase e hahiloeng ka li-prefilters le li-filters tse kholo tsa carbon le/kapa HEPA. Li-prefilters li kenngoa ka har'a li-inlets tsa tsamaiso e 'ngoe le e' ngoe ea ho hloekisa ho tlosa lintho tse tebileng ho tsoa moeeng le ho thibela ho koaloa ha sefefo se seholo. Lisefe tsa mantlha e ka ba lera le le leng la mofuta o le mong, mekhahlelo e 2 ea mofuta o le mong kapa mekhahlelo e 'meli ea mefuta e' meli ea li-activated carbon filters le lihlopha tsa HEPA. Lisefe tsa khabone ke mefuta e tsebahalang haholo e kentsoeng ka har'a lihokelo tsa mosi tse se nang ductless le ka matlung ho tlosa lik'hemik'hale moeeng, ha li-filters tsa HEPA li sebelisoa lits'ebetsong tse nang le li-particulate kapa aerosol tse lokelang ho tšoaroa.
Sesefa ke sesefa sa fiber se tjhajoang ka electrostatically se tlosang li-submicron particulates ka katleho. Prefilter e sireletsa lihloela tsa mantlha tsa adsorption, k'habone le/kapa HEPA, ho tsoa mosi, moholi oa asiti le likaroloana tse ling tsa micron.
Xunling e etsa li-filters tsa khase tse tlanngoeng ka khabone tse fumanehang ka khetla ea coconut e tloaelehileng kapa k'habone e kentsoeng ka lik'hemik'hale bakeng sa boima bo eketsehileng. Ha ho bapisoa le li-filters tsa khabone tsa granular tse sa lekanang le maralla le liphula tsa k'habone 'me li lebisa libakeng tse kholo le ho lutla ha lerōle, li-filters tsa rona tse ikhethileng tsa khabone li na le melemo e ke keng ea bapisoa. Ts'ebetso ea rona ea maqhama e ts'oara khabone ka mokhoa o ka lebelloang, e thibelang ho fetoha ha khabone ho ka lebisang ho "matheba a shoeleng" a tloaelehileng ho lifilthara tse tloaelehileng tsa granular.
Khabone ea rona e kentsoeng e kolobisitsoe ke li-additives tse khethehileng tsa lik'hemik'hale, e leng se etsang hore e be matla a phahameng bakeng sa metsoako e sa kenngoeng ka matla ke khabone e akaretsang, joalo ka hydrogen sulfide, mercaptans, sulfur dioxide, chlorine, hydrogen chloride, nitrogen oxides, formaldehyde le ammonia.
Lisefe tsa HEPA (High Efficiency Particulate Air) le ULPA (Ultra Low Penetration Air) ke mefuta e tsebahalang haholo ea ho arola aerosol le ho kenella lits'ebetsong tse ngata, haholo likhoebong tsa meriana, lipetlele, limela tsa k'hemistri e ntle, CDC le lilaboratori tsa forensic. Lisefe tsa HEPA li ka sebelisoa ho ba le likaroloana tse bophara ba li-micron tse 0.3 ha li-filters tsa ULPA tsa likaroloana tse nyane tse fihlang ho li-micron tse 0.1.
Lisefe tsa HEPA li hlahisoa ka thepa ea boleng bo holimo ea masela le ka mekhoa e tsoetseng pele, e ka nkang aerosol le likaroloana ho 99.997% kapa bokhoni bo phahameng ba pokello bakeng sa bophara ba 0.3 microns. Sena se etsa bonnete ba hore lihloela tsa HEPA li thibela ka nepo boholo ba phofshoana e ntle le likotopo hammoho le aerosol ea bioloji e nang le libaktheria tse chefo le livaerase.
Haeba aerosol kapa particulate e le nyane haholo hore e ka tlosoa filthara ea HEPA, filthara ea ULPA e ka nkang aerosol le likaroloana ho 99.9995% kapa bokhoni bo phahameng ba pokello bakeng sa bophara ba 0.1 microns, e ka ba tharollo e 'ngoe e loketseng.
Xunling ductless fume hoods, litsi tsa mosebetsi le libaka tse koaletsoeng li na le mefuta ena e meraro ea lifilthara, ho theha sistimi e kopaneng ea matla a holimo haholo a papatso. Re khothaletsa ka matla hore o re bolelle litlhoko tsa hau tsa kopo ka botlalo pele o odara liyuniti tsa rona. Litsebi tsa rona tsa ts'ebeliso li tla khothaletsa litlhophiso tse nepahetseng ho latela tlhaiso-leseling eo u faneng ka eona ho netefatsa polokeho ea ho qetela, litlamorao tse ntle le ts'ebetso e phahameng ka ho fetisisa.
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