Ukwethulwa kwesihlungi esiyinhloko
Isihlungi esiyinhloko sifanele ukuhlungwa okuyinhloko kwamasistimu omoya futhi sisetshenziselwa ikakhulukazi ukuhlunga izinhlayiya zothuli ezingaphezu kuka-5μm. Isihlungi esiyinhloko sinezitayela ezintathu: uhlobo lwepuleti, uhlobo lokugoqa kanye nohlobo lwesikhwama. Uhlaka lwangaphandle luwuhlaka lwephepha, uhlaka lwe-aluminium, uhlaka lwensimbi oluyisithako, okokuhlunga yindwangu engalukiwe, inetha lenayiloni, into esetshenziswayo yesihlungi sekhabhoni, inethi yezimbobo zensimbi, njll. Inethi inezintambo ezifuthwe kabili emaceleni kanye nezintambo eziphindwe kabili ezinezinhlangothi ezimbili.”
Izici zokuhlunga eziyinhloko: izindleko eziphansi, isisindo esincane, ukuguquguquka okuhle okuhle kanye nesakhiwo esihlangene. Ikakhulukazi esetshenziselwa: ukuhlunga kwangaphambili kwe-air conditioning emaphakathi kanye nesistimu yokufaka umoya ophakathi, ukuhlunga kwangaphambili kwe-compressor yomoya omkhulu, isistimu yomoya yokubuyisela ehlanzekile, ukuhlunga kwangaphambili kwedivayisi yokuhlunga ye-HEPA yendawo, isihlungi somoya esimelana nokushisa okuphezulu kwe-HT, uhlaka lwensimbi engagqwali, ukumelana nokushisa okuphezulu kwe-250-300 °C Ukusebenza kahle kokuhlunga.
Lesi sihlungi esisebenza kahle sivame ukusetshenziselwa ukuhlunga okuyisisekelo kwesimo somoya kanye nezinhlelo zokungenisa umoya, kanye nezinhlelo zomoya ezilula kanye nezinhlelo zokungenisa umoya ezidinga isigaba esisodwa kuphela sokuhlunga.
Isihlungi somoya esimahhadla se-G sihlukaniswe ngezinhlobo eziyisishiyagalombili, okuyilezi: G1, G2, G3, G4, GN (isihlungi senayiloni enezikhala), GH (isihlungi sensimbi enezikhala), GC (isihlungi sekhabhoni esicushiwe), GT (HT (HT) isihlungi esiqinile esimelana nezinga lokushisa eliphezulu).
Isakhiwo sesihlungi esiyinhloko
Uhlaka lwangaphandle lwesihlungi luqukethe ibhodi eliqinile elingangeni manzi elibamba imidiya egoqiwe yesihlungi. Idizayini ye-diagonal yohlaka lwangaphandle inikeza indawo yokuhlunga enkulu futhi ivumela isihlungi sangaphakathi ukunamathela ngokuqinile kuhlaka lwangaphandle. Isihlungi sizungezwe iglue enamathelayo ekhethekile ohlakeni lwangaphandle ukuze kuvinjelwe ukuvuza komoya noma ukulimala ngenxa yokucindezela komoya.3Uhlaka lwangaphandle lwesihlungi sefreyimu yephepha elilahlwayo ngokuvamile luhlukaniswa lube uhlaka oluvamile lwephepha eliqinile kanye nekhadibhodi elisikiwe lokufa elinamandla aphezulu, futhi isici sokuhlunga siyisihlungi se-fiber esinama-pleated ahlanganiswe ne-mesh yocingo oluhlangothini olulodwa. Ukubukeka okuhle. Ukwakhiwa okumazombezombe. Ngokuvamile, uhlaka lwekhadibhodi lusetshenziselwa ukwenza isihlungi esingajwayelekile. Ingasetshenziswa kunoma yikuphi ukukhiqizwa kwesihlungi sosayizi, amandla aphezulu futhi ayifanele ukuguqulwa. Ukuthinta okunamandla aphezulu kanye nekhadibhodi kusetshenziselwa ukwenza izihlungi zosayizi ojwayelekile, ezibonisa ukunemba kokucaciswa okuphezulu kanye nezindleko zobuhle eziphansi. Uma ifayibha engaphezulu engenisiwe noma impahla yokuhlunga ifayibha yokwenziwa, izinkomba zayo zokusebenza zingahlangabezana noma zeqe ukuhlungwa nokukhiqizwa kokungenisa.
Izinto zokuhlunga zipakishwa ku-high-power feel and cardboard ngendlela egoqiwe, futhi indawo evunguzayo iyanda. Izinhlayiya zothuli emoyeni ongenayo zivinjelwe ngokuphumelelayo phakathi kwama-pleats kanye nokuncenga ngento yokuhlunga. Umoya ohlanzekile ugeleza ngokulinganayo usuka kolunye uhlangothi, ngakho-ke ukugeleza komoya ngesihlungi kuthambile futhi kufana. Ngokuya ngezinto zokuhlunga, usayizi wezinhlayiyana ezivinjiwe uyahluka kusuka ku-0.5 μm kuya ku-5 μm, futhi ukusebenza kahle kokuhlunga kuhlukile!
Ukubuka konke kwesihlungi esimaphakathi
Isihlungi esimaphakathi siyisihlungi sochungechunge luka-F kusihlungi somoya. F uchungechunge medium ukusebenza kahle isihlungi somoya ihlukaniswe yaba izinhlobo ezimbili: uhlobo isikhwama F5, F6, F7, F8, F9, non-isikhwama uhlobo kuhlanganise FB (plate uhlobo medium effect filter), FS (separator uhlobo) Isihlungi Effect, FV (okuhlangene medium effect filter). Qaphela: (F5, F6, F7, F8, F9) ukusebenza kahle kokuhlunga (indlela ye-colorimetric), F5: 40~50%, F6: 60~70%, F7: 75~85%, F9: 85~95%.
Izihlungi ezimaphakathi zisetshenziswa embonini:
Isetshenziswa kakhulu ohlelweni lokungena komoya oluphakathi nendawo yokuhlunga okuphakathi, imithi, isibhedlela, i-electronics, ukudla, nokunye ukuhlanzwa kwezimboni; ingasetshenziswa futhi njengokuhlunga kwe-HEPA yangaphambili yokuhlunga ukuze kuncishiswe umthwalo osebenza kahle kakhulu futhi andise impilo yayo yesevisi; ngenxa yendawo enkulu ebheke komoya, Ngakho-ke, inani elikhulu lothuli lomoya kanye nesivinini somoya esincane kubhekwa njengezakhiwo ezingcono kakhulu zokuhlunga okuphakathi okwamanje.
Izici zesihlungi esimaphakathi
1. Thatha u-1-5um wothuli lwezinhlayiya nezinto eziqinile ezimisiwe.
2. Umoya omkhulu.
3. Ukumelana kuncane.
4. Umthamo omkhulu wokubamba uthuli.
5. Ingasetshenziswa ngokuphindaphindiwe ukuhlanza.
6. Uhlobo: alunafreyimu futhi lufakwe uzimele.
7. Izinto zokuhlunga: Indwangu ekhethekile engalukiwe noma i-glass fiber.
8. Ukusebenza kahle: 60% kuya ku-95% @1 kuya ku-5um (indlela ye-colorimetric).
9. Sebenzisa izinga lokushisa eliphakeme kakhulu, umswakama: 80 ℃, 80%. k
Isihlungi se-HEPA) K& r$ S/ F7 Z5 X; U
Isetshenziswa kakhulu ukuqoqa uthuli lwezinhlayiya kanye nezinto eziqinile ezimisiwe ezingaphansi kuka-0.5um. Iphepha le-fiber yengilazi ecwebe kakhulu lisetshenziswa njengento yokuhlunga, futhi iphepha le-offset, ifilimu ye-aluminium nezinye izinto kusetshenziswa njengepuleti elihlukanisayo, futhi kunamathiselwe nge-aluminium yohlaka lwe-aluminium alloy. Iyunithi ngayinye ihlolwe indlela ye-nano-flame futhi inezici zokusebenza kahle kokuhlunga, ukumelana okuphansi kanye nomthamo omkhulu wokubamba uthuli. Isihlungi se-HEPA singasetshenziswa kabanzi emoyeni obonakalayo, ukukhiqizwa kwekristalu ewuketshezi ye-LCD, i-biomedical, amathuluzi anembayo, iziphuzo, ukuphrinta kwe-PCB nezinye izimboni endaweni yokusebenzela yokuhlanza engenalo uthuli yokupholisa umoya. Kokubili izihlungi ze-HEPA kanye ne-ultra-HEPA zisetshenziswa ekugcineni kwegumbi elihlanzekile. Angahlukaniswa abe: Izihlukanisi ze-HEPA, izihlukanisi ze-HEPA, ukugeleza komoya kwe-HEPA, nezihlungi ze-Ultra-HEPA.
Kukhona nezihlungi ezintathu ze-HEPA, eyodwa iyisihlungi se-ultra-HEPA esingahlanzwa sibe ngu-99.9995%. Esinye isihlungi somoya esingahlukanisi samagciwane i-HEPA, esinomphumela wokulwa namagciwane futhi sivimbela amagciwane ukuthi angene egumbini elihlanzekile. Esinye isihlungi se-sub-HEPA, esivame ukusetshenziselwa indawo yokuhlanza engabizi kakhulu ngaphambi kokuba ishibhile. T. p0s! ]$ D: h” Z9 e
Izimiso ezijwayelekile zokukhetha isihlungi
1. Ububanzi bokungenisa nokuthumela ngaphandle: Empeleni, ububanzi bokungena nokuphuma kwesihlungi akufanele bube ngaphansi kobubanzi bokungenisa bephampu efaniswayo, ngokuvamile obuhambisana nobubanzi bepayipi lokungena.
2. Ukucindezela okuzisholo: Nquma izinga lokucindezela lesihlungi ngokuvumelana nokucindezela okuphezulu okungenzeka kumugqa wokuhlunga.
3. ukukhethwa kwenani lezimbobo: ikakhulukazi cabangela ubukhulu bezinhlayiyana zokungcola okumele kuthathwe, ngokuvumelana nezidingo zenqubo yenqubo yemidiya. Ubukhulu besikrini obungavinjwa ukucaciswa okuhlukahlukene kwesikrini bungatholakala kuthebula elingezansi.
4. Izinto zokuhlunga: Impahla yesihlungi ngokuvamile ifana nempahla yepayipi yenqubo exhunyiwe. Ngezimo zesevisi ezehlukene, cabangela isihlungi se-cast iron, carbon steel, low alloy steel noma insimbi engagqwali.
5. ukubala kokulahlekelwa kokumelana nesihlungi: isihlungi samanzi, ekubalweni okujwayelekile kwezinga lokugeleza elilinganiselwe, ukulahlekelwa kwengcindezi ngu-0.52 ~ 1.2kpa.* j& V8 O8 t/ p$ U& p t5 q
Isihlungi se-HEPA ye-asymmetric fiber
Indlela evame kakhulu yokuhlunga ngomshini wokwelashwa kwendle, ngokusho kwemidiya ehlukene yokuhlunga, imishini yokuhlunga ngomshini ihlukaniswe yaba izinhlobo ezimbili: i-particulate media filtration kanye nokuhlunga kwe-fiber. Ukuhlunga kwemithombo ye-granular ikakhulukazi kusebenzisa izihlungi ze-granular ezifana nesihlabathi namatshe njengesihlungi semidiya, ngokusebenzisa i-adsorption yezinto zokuhlunga eziyizinhlayiya kanye Nezimbotshana eziphakathi kwezinhlayiya zesihlabathi zingahlungwa ngokumiswa okuqinile emzimbeni wamanzi. Inzuzo ukuthi kulula ukubuyela emuva. Okubi ukuthi ijubane lokuhlunga lihamba kancane, ngokuvamile alidluli ku-7m/h; inani lokunqamula lincane, futhi isendlalelo sokuhlunga esiyinhloko sinendawo yokuhlunga kuphela; Ukunemba okuphansi, okungu-20-40μm kuphela, akufanelekile ukuhlungwa okusheshayo kokukhucululwa kwendle.
Isistimu yesihlungi se-asymmetric fibre ye-HEPA isebenzisa impahla ye-asymmetric fiber bundle njengento yokuhlunga, futhi okokuhlunga kuyi-asymmetric fiber. Ngesisekelo sempahla yokuhlunga inqwaba, ingqikithi iyengezwa ukwenza impahla yokuhlunga i-fiber kanye nezinto zokuhlunga eziyizinhlayiya. Izinzuzo, ngenxa yesakhiwo esikhethekile sezinto zokuhlunga, i-porosity yombhede wokuhlunga kwakheka ngokushesha ibe yi-gradient density enkulu futhi encane, ukuze isihlungi sibe nesivinini sokuhlunga okusheshayo, inani elikhulu lokunqamula, kanye nokuwashwa kabusha okulula. Ngokuklama okukhethekile, umthamo, ukuxuba, ukugeleza, ukuhlunga kanye nezinye izinqubo zenziwa ku-reactor, ukuze okokusebenza kukwazi ukususa ngempumelelo izinto eziphilayo ezimisiwe emzimbeni wamanzi we-aquaculture, ukunciphisa umzimba wamanzi COD, i-ammonia nitrogen, i-nitrite, njll., futhi ifaneleka ngokukhethekile ukuhlunga okuqinile okumisiwe ethangini elizungezile.
Ibanga lesihlungi le-asymmetric fiber elisebenzayo:
1. Aquaculture ajikeleza ukwelashwa kwamanzi;
2. Ukupholisa amanzi ajikelezayo kanye nokwelashwa kwamanzi ajikelezayo ezimbonini;
3. Ukwelashwa kwezindawo zamanzi eutrophic ezifana nemifula, amachibi, kanye nezindawo zasemanzini zomndeni;
4. Amanzi abuyiselwe.7 Q! \. h1f#L
Indlela yesihlungi se-HEPA ye-asymmetric fibre:
Isakhiwo sesihlungi se-asymmetric fiber
Ubuchwepheshe obuyisisekelo besihlungi se-HEPA esizenzakalelayo se-gradient density fibre bamukela impahla ye-asymmetric fibre bundle njengento yesihlungi, umkhawulo owodwa okuwukudonsa kwefayibha okuxekethile, kanti omunye umkhawulo we-fiber tow uhlanganiswe emzimbeni oqinile onobunzima obukhulu obuthile. Uma uhlungwa, amandla adonsela phansi athile makhulu. Umgogodla oqinile udlala indima ekuhlanganisweni kwe-fiber tow. Ngesikhathi esifanayo, ngenxa yobukhulu obuncane bomgogodla, ukufana kokusatshalaliswa kwengxenyana engenalutho yesigaba sokuhlunga akuthinteki kakhulu, ngaleyo ndlela kuthuthukisa umthamo wokungcola wombhede wokuhlunga. Umbhede wokuhlunga unezinzuzo ze-porosity ephezulu, indawo encane ethize, izinga eliphezulu lokuhlunga, inani elikhulu lokuhlukanisa kanye nokunemba okuphezulu kokuhlunga. Lapho uketshezi olumisiwe emanzini ludlula endaweni yesihlungi sefayibha, luyamiswa ngaphansi kwe-van der Waals gravitation kanye ne-electrolysis. Ukunamathela kwezinqwaba eziqinile kanye nefiber kukhulu kakhulu kunokunamathela esihlabathini se-quartz, okuzuzisa ukukhulisa isivinini sokuhlunga nokunemba kokuhlunga.
Ngesikhathi sokugeza emuva, ngenxa yomehluko kumandla adonsela phansi athile phakathi komgogodla kanye nentambo, imicu yomsila ihlakazeka futhi i-oscillate ngokugeleza kwamanzi e-backwash, okuholela kumandla anamandla okudonsa; ukungqubuzana phakathi kwezinto zokuhlunga nakho kukhulisa ukuchayeka kwefiber emanzini. Amandla emishini, ukwakheka okungavamile kwezinto zokuhlunga kubangela ukuthi izinto zokuhlunga zijikeleze ngaphansi kwesenzo sokugeleza kwamanzi okugeza ngemuva kanye nokugeleza komoya, futhi kuqinisa amandla omshini wokugunda wezinto zokuhlunga ngesikhathi sokuwashwa ngemuva. Ukuhlanganiswa kwamandla amaningana angenhla kubangela ukunamathela ku-fiber. Izinhlayiya eziqinile ezingaphezulu zihlukaniswa kalula, ngaleyo ndlela kuthuthukisa izinga lokuhlanza lempahla yokuhlunga, ukuze impahla yokuhlunga i-asymmetric fiber ibe nomsebenzi wokugeza i-backwash wengxenye yesihlungi se-particle.+ l, c6 T3 Z6 f4 y
Isakhiwo sombhede wesihlungi sokuminyana kwe-gradient eqhubekayo lapho ukuminyana kuminyene khona:
Umbhede wokuhlunga owenziwe ngezinto zokuhlunga i-asymmetric fiber bundle unamandla okumelana lapho amanzi egeleza kungqimba lokuhlunga ngaphansi kokuminyana kokugeleza kwamanzi. Kusukela phezulu kuya phansi, ukulahlekelwa kwekhanda kuyancishiswa kancane kancane, isivinini sokugeleza kwamanzi siyashesha futhi sisheshe, futhi izinto zokuhlunga zihlanganiswe. Ngokukhula okuphezulu, i-porosity iya iba yincane futhi ibancane, ukuze ungqimba oluqhubekayo lwe-gradient density density yakheka ngokuzenzakalelayo eduze nendawo yokugeleza kwamanzi ukuze kwakheke isakhiwo sephiramidi ehlanekezelwe. Isakhiwo sivuna kakhulu ukuhlukaniswa okusebenzayo kwezinto eziqinile ezimisiwe emanzini, okungukuthi, izinhlayiya ezihlanjululwe embhedeni wokuhlunga zivaleleka kalula futhi zivaleleke embhedeni wokuhlunga wesiteshi esincane esingaphansi, ukufeza ukufana kwejubane eliphezulu lokuhlunga kanye nokuhlunga ngokunemba okuphezulu, nokuthuthukisa isihlungi. Inani lokungenela liyanwetshwa ukuze kunwetshwe umjikelezo wokuhlunga.
Izici zokuhlunga ze-HEPA
1. Ukunemba okuphezulu kokuhlunga: izinga lokususwa kwezinto eziqinile ezimisiwe emanzini zingafinyelela ngaphezu kwama-95%, futhi linomphumela othile wokususwa ku-macromolecular organic matter, virus, bacteria, colloid, iron nokunye ukungcola. Ngemuva kokwelashwa okuhle kokuhlangana kwamanzi ahlanzekile, Lapho amanzi okungena kuyi-10 NTU, amanzi angcolile angaphansi kwe-1 NTU;
2. Ijubane lokuhlunga liyashesha: ngokuvamile 40m / h, kufika ku-60m / h, izikhathi ezingaphezu kuka-3 isihlungi sesihlabathi esivamile;
3. Inani elikhulu lokungcola: ngokuvamile 15 ~ 35kg / m3, izikhathi ezingaphezu kwezi-4 zesihlungi sesihlabathi esivamile;
4. Izinga lokusetshenziswa kwamanzi lokuwashwa ngemuva liphansi: ukusetshenziswa kwamanzi okuwashwa ngemuva kungaphansi kwe-1 ~ 2% yenani lokuhlunga amanzi ngezikhathi ezithile;
5. Isilinganiso esiphansi, izindleko zokusebenza eziphansi: ngenxa yesakhiwo sombhede wokuhlunga kanye nezici zokuhlunga ngokwazo, umthamo we-flocculant yi-1/2 kuya ku-1/3 yobuchwepheshe obuvamile. Ukwenyuka kokukhiqizwa kwamanzi omjikelezo kanye nezindleko zokusebenza zamathani amanzi nakho kuzokwehla;
6. Unyawo oluncane: inani elifanayo lamanzi, indawo ingaphansi kwe-1/3 yesihlungi esijwayelekile sesihlabathi;
7. Kuyalungiseka. Amapharamitha anjengokunemba kokuhlunga, umthamo wokuhlukanisa, nokumelana nokuhlunga kungalungiswa njengoba kudingeka;
8. Izinto zokuhlunga zihlala isikhathi eside futhi zisebenza isikhathi esingaphezu kweminyaka engama-20.” r! O4 W5 _, _3 @7 `& W) r- g.
Inqubo yesihlungi se-HEPA
Umshini wokudosa ontantayo usetshenziselwa ukwengeza i-ejenti entantayo emanzini ajikelezayo, futhi amanzi aluhlaza acindezelwa yiphampu ekhulisayo. Ngemuva kokuthi i-agent flocculating inyakaziswa yi-impeller yepompo, izinhlayiya ezinhle eziqinile emanzini aluhlaza ziyamiswa futhi into ye-colloidal ibhekene nokusabela kwe-microflocculation. Ama-flocs anevolumu enkulu kuno-5 microns akhiqizwa futhi ageleze ngohlelo lokuhlunga lungene kusihlungi se-asymmetric fiber ye-HEPA, futhi ama-flocs agcinwa okokuhlunga.
Uhlelo lusebenzisa igesi namanzi okuxutshwa okuhlangene, i-backwashing air inikezwa yi-fan, futhi amanzi okugeza ngemuva anikezwa ngokuqondile ngamanzi ampompi. Amanzi angcolile ohlelo (i-HEPA automatic gradient density fibre filter backwash wastewater) akhishelwa ohlelweni lokuhlanza amanzi angcolile.
Ukutholwa kokuvuza kwesihlungi se-HEPA
Amathuluzi asetshenziswa kakhulu ukuthola ukuvuza kwesihlungi se-HEPA yilezi: isibali sezinhlayiyana zothuli kanye nejeneretha ye-aerosol engu-5C.
Isibali sezinhlayiyana zothuli
Isetshenziselwa ukukala usayizi nenani lezinhlayiya zothuli kumthamo weyunithi yomoya endaweni ehlanzekile, futhi ikwazi ukubona ngokuqondile indawo ehlanzekile enezinga lokuhlanzeka lamashumi kuya ku-300,000. Usayizi omncane, isisindo esilula, ukunemba okuphezulu kokuthola, ukusebenza okulula nokucacile, ukulawulwa kwe-microprocessor, kungagcina futhi kuphrinte imiphumela yokulinganisa, nokuhlola indawo ehlanzekile kulula kakhulu.
5C ijeneretha ye-aerosol
Ijeneretha ye-aerosol ye-TDA-5C ikhiqiza izinhlayiya ze-aerosol ezingaguquki zokusabalalisa okuhlukahlukene kobubanzi. Ijeneretha ye-aerosol ye-TDA-5C inikeza izinhlayiya eziyinselele ezanele uma isetshenziswa ne-aerosol photometer njenge-TDA-2G noma i-TDA-2H. Linganisa amasistimu okuhlunga asebenza kahle kakhulu.
4. Izethulo ezisebenzayo ezihlukene zezihlungi zomoya
Lapho ukugxila kothuli egesi elihlungiwe kuvezwa ukuhlushwa kwesisindo, ukusebenza kahle kuwukusebenza kahle kwesisindo; lapho ukugxila kuvezwa, ukusebenza kahle kungukusebenza kahle; lapho elinye inani elibonakalayo lisetshenziswa njengokusebenza kahle okuhlobene, ukusebenza kahle kombala noma ukusebenza kahle kwe-Turbidity, njll.
Isethulo esivame kakhulu ukubala kahle okuvezwa ukugcwala kwezinhlayiya zothuli endaweni yokungena nokuphuma komoya yesihlungi.
1. Ngaphansi kwevolumu yomoya elinganiselwe, ngokwezinga likazwelonke le-GB/T14295-93 “isihlungi somoya” kanye ne-GB13554-92 “isihlungi somoya se-HEPA”, uhla lokusebenza kahle kwezihlungi ezahlukene lumi kanje:
Isihlungi esimahhadla, sezinhlayiya ezincane ezingu-≥5, ukusebenza kahle kokuhlunga 80>E≥20, ukumelana kokuqala ≤50Pa.
Isihlungi esimaphakathi, sezinhlayiya ze-micron ezingu-≥1, ukusebenza kahle kokuhlunga 70>E≥20, ukumelana kokuqala ≤80Pa.
Isihlungi se-HEPA, sezinhlayiya ze-micron ezingu-≥1, ukusebenza kahle kokuhlunga 99>E≥70, ukumelana kokuqala ≤100Pa.
Isihlungi se-Sub-HEPA, sezinhlayiya ze-≥0.5 micron, ukusebenza kahle kokuhlunga E≥95, ukumelana kokuqala ≤120Pa.
Isihlungi se-HEPA, sezinhlayiya ezingu-≥0.5 micron, ukusebenza kahle kokuhlunga E≥99.99, ukumelana kokuqala ≤220Pa.
Isihlungi se-Ultra-HEPA, sezinhlayiya ze-micron ezingu-≥0.1, ukusebenza kahle kokuhlunga E≥99.999, ukumelana kokuqala ≤280Pa.
2. Njengoba izinkampani eziningi manje zisebenzisa izihlungi ezivela kwamanye amazwe, futhi izindlela zazo zokuveza ukusebenza kahle zihlukile kwezaseShayina, ngenjongo yokuqhathanisa, ubudlelwano bokuguqulwa phakathi kwazo bubhalwe kanje:
Ngokuya ngezindinganiso zaseYurophu, isihlungi esimahhadla sihlukaniswe ngamazinga amane (G1~~G4):
Ukusebenza kahle kwe-G1 Ngosayizi wezinhlayiyana ≥ 5.0 μm, ukusebenza kahle kokuhlunga E ≥ 20% (okuhambisana ne-US Standard C1).
Ukusebenza kahle kwe-G2 Ngosayizi wezinhlayiyana ≥ 5.0μm, ukusebenza kahle kokuhlunga 50> E ≥ 20% (okuhambisana ne-US standard C2 ~ C4).
Ukusebenza kahle kwe-G3 Ngosayizi wezinhlayiyana ≥ 5.0 μm, ukusebenza kahle kokuhlunga 70 > E ≥ 50% (okuhambisana ne-US standard L5).
Ukusebenza kahle kwe-G4 Ngosayizi wezinhlayiyana ≥ 5.0 μm, ukusebenza kahle kokuhlunga 90 > E ≥ 70% (okuhambisana ne-US standard L6).
Isihlungi esimaphakathi sihlukaniswe ngamaleveli amabili (F5~~F6):
F5 Ukusebenza Kahle Ngosayizi wezinhlayiyana ≥1.0μm, ukusebenza kahle kokuhlunga 50>E≥30% (okuhambisana nezindinganiso zase-US M9, M10).
F6 Ukusebenza Kahle Ngosayizi wezinhlayiyana ≥1.0μm, ukusebenza kahle kokuhlunga 80>E≥50% (okuhambisana nezindinganiso zase-US M11, M12).
Isihlungi se-HEPA nesimaphakathi sihlukaniswe ngamaleveli amathathu (F7~~F9):
F7 Ukusebenza Kahle Ngosayizi wezinhlayiyana ≥1.0μm, ukusebenza kahle kokuhlunga 99>E≥70% (okuhambisana ne-US standard H13).
F8 Ukusebenza Kahle Ngosayizi wezinhlayiyana ≥1.0μm, ukusebenza kahle kokuhlunga 90>E≥75% (okuhambisana ne-US standard H14).
Ukuphumelela kwe-F9 Ngosayizi wezinhlayiyana ≥1.0μm, ukusebenza kahle kokuhlunga 99>E≥90% (okuhambisana ne-US standard H15).
Isihlungi se-sub-HEPA sihlukaniswe ngamaleveli amabili (H10, H11):
Ukuphumelela kwe-H10 Ngosayizi wezinhlayiyana ≥ 0.5μm, ukusebenza kahle kokuhlunga 99> E ≥ 95% (okuhambisana ne-US standard H15).
Ukuphumelela kwe-H11 Usayizi wezinhlayiyana ungu-≥0.5μm futhi ukusebenza kahle kokuhlunga kungu-99.9>E≥99% (okuhambisana ne-American Standard H16).
Isihlungi se-HEPA sihlukaniswe ngamaleveli amabili (H12, H13):
Ukuphumelela kwe-H12 Ngosayizi wezinhlayiyana ≥ 0.5μm, ukusebenza kahle kokuhlunga E ≥ 99.9% (okuhambisana ne-US standard H16).
Ukuphumelela kwe-H13 Ngosayizi wezinhlayiyana ≥ 0.5μm, ukusebenza kahle kokuhlunga E ≥ 99.99% (okuhambisana ne-US standard H17).
5.Okuyinhloko\okumaphakathi\HEPA ukukhetha isihlungi somoya
Isihlungi somoya kufanele simiswe ngokuya ngezidingo zokusebenza zezikhathi ezahlukahlukene, ezinqunywa ukukhetha kwesihlungi somoya esiyinhloko, esiphakathi nendawo kanye ne-HEPA. Kunezici ezine eziyinhloko zesihlungi somoya sokuhlola:
1. isivinini sokuhlunga komoya
2. ukusebenza kahle kokuhlunga komoya
3. ukumelana nesihlungi somoya
4. umthamo wokubamba uthuli lwesihlungi somoya
Ngakho-ke, lapho ukhetha isihlungi somoya sokuqala / medium/HEPA, imingcele yokusebenza emine kufanele futhi ikhethwe ngokufanele.
①Sebenzisa isihlungi esinendawo enkulu yokuhlunga.
Lapho indawo yokuhlunga iba nkulu, izinga lokuhlunga liyancipha futhi lincane ukumelana nesihlungi. Ngaphansi kwezimo ezithile zokwakha izihlungi, umthamo womoya omncane wesihlungi obonisa izinga lokuhlunga. Ngaphansi kwendawo efanayo ye-cross-sectional, kuyinto efiselekayo ukuthi umthamo womoya olinganisiwe omkhulu uvunyelwe, futhi ivolumu yomoya olinganisiwe ophansi, iyancipha ukusebenza kahle kanye nokunciphisa ukumelana. Ngesikhathi esifanayo, ukwandisa indawo yokuhlunga kuyindlela ephumelela kakhulu yokwelula impilo yesihlungi. Umuzwa ubonise ukuthi izihlungi zesakhiwo esifanayo, into efanayo yesihlungi. Lapho ukuphikiswa kokugcina kunqunywa, indawo yokuhlunga inyuswa ngo-50% futhi impilo yokuhlunga inwetshwa ngo-70% kuya ku-80% [16]. Kodwa-ke, uma kucatshangelwa ukwanda kwendawo yokuhlunga, isakhiwo kanye nezimo zensimu yesihlungi nazo kufanele zicatshangelwe.
②Ukunqunywa okuphusile kokusebenza kahle kwesihlungi kuwo wonke amaleveli.
Lapho uklama isipholile somoya, qala unqume ukusebenza kahle kwesihlungi sesiteji sokugcina ngokuya ngezidingo zangempela, bese ukhetha okokuhlunga kwangaphambili ukuze uvikeleke. Ukuze ufanise kahle ukusebenza kahle kwezinga ngalinye lesihlungi, kuhle ukusebenzisa futhi ulungiselele ububanzi obufanele bezinhlayiyana zokuhlunga zesihlungi ngasinye esimaholoholo nesimaphakathi. Ukukhethwa kwesihlungi sangaphambili kufanele kunqunywe ngokusekelwe ezicini ezifana nendawo okusetshenziswa kuyo, izindleko zezingxenye ezisele, ukusetshenziswa kwamandla okusebenza, izindleko zokunakekela kanye nezinye izici. Isibalo esiphansi kakhulu sokuhlunga kwesihlungi somoya esinamazinga ahlukene okusebenza kahle osayizi abahlukene bezinhlayiya zothuli kuboniswe kuMfanekiso 1. Ngokuvamile kubhekisela ekusebenzeni kahle kwesihlungi esisha ngaphandle kukagesi omile. Ngesikhathi esifanayo, ukucushwa kwesihlungi se-air conditioning enduduzo kufanele kuhluke ohlelweni lwe-air conditioning yokuhlanza, futhi izidingo ezihlukene kufanele zibekwe ekufakweni nasekuvimbeleni ukuvuza kwesihlungi somoya.
③Ukumelana nesihlungi ikakhulukazi kuhlanganisa ukumelana nempahla yesihlungi kanye nokumelana nesakhiwo kwesihlungi. Ukumelana nomlotha wesihlungi kuyanda, futhi isihlungi siyachithwa lapho ukumelana kwenyukela enanini elithile. Ukumelana kokugcina kuhlobene ngokuqondile nempilo yesevisi yesihlungi, ububanzi bezinguquko zevolumu yomoya wesistimu, kanye nokusetshenziswa kwamandla esistimu. Izihlungi ezisebenza kahle kancane zivame ukusebenzisa izinto zokuhlunga ifayibha eqinile enobubanzi obukhulu kuno-10/., tm. Igebe le-inter-fiber likhulu. Ukumelana kakhulu kungase kuqhumise umlotha esihlungini, kubangele ukungcola kwesibili. Ngalesi sikhathi, ukumelana akukona Khuphula futhi, ukusebenza kahle kokuhlunga kungu-zero. Ngakho-ke, inani lokugcina lokumelana lesihlungi esingaphansi kwe-G4 kufanele likhawulelwe ngokuqinile.
④Umthamo wokubamba uthuli wesihlungi uyinkomba ehlobene ngokuqondile nempilo yesevisi. Enqubweni yokunqwabelana kothuli, isihlungi esisebenza kahle kancane kungenzeka sibonise izici zokukhulisa ukusebenza kahle kwasekuqaleni bese sincipha. Izihlungi eziningi ezisetshenziswa ezinhlelweni ezijwayelekile zokupholisa umoya ziyalahlwa, azihlanzeki noma azifanele ukuhlanzwa ngokwezomnotho.
Isikhathi sokuthumela: Dec-03-2019