Binciken Gwaji da Nazarin Tattalin Arziki na Rayuwar Tacewar iska

Abstraction

An gudanar da gwaje-gwaje a kan juriya da nauyin nauyi na tacewa, kuma an bincika canje-canjen ƙa'idodin ƙurar da ke riƙe da juriya da ingancin tacewa, an ƙididdige yawan amfani da wutar lantarki bisa ga hanyar ƙididdige ƙarfin makamashi da Eurovent 4 ta tsara. /11.

An gano cewa farashin wutar lantarki na tacewa, yana ƙaruwa tare da haɓaka amfani da lokaci da juriya.

Dangane da nazarin farashin canji na tacewa, farashin aiki da cikakken farashi, ana ba da shawarar hanyar da za a tantance lokacin da ya kamata a maye gurbin tacewa.

Sakamakon ya nuna cewa ainihin rayuwar sabis ɗin tace ya fi wanda aka ƙayyade a GB/T 14295-2008.

Ya kamata a yanke shawarar lokacin maye gurbin tacewa a cikin ginin farar hula bisa ga canjin farashin iska da farashin amfani da wutar lantarki.

Gabatarwa

Tasirin ingancin iska ga lafiyar dan Adam ya zama daya daga cikin muhimman batutuwan da al'umma ke damun su.

A halin yanzu, gurɓataccen iska a waje da PM2.5 ke wakilta yana da matukar muni a China.Sabili da haka, masana'antar tsabtace iska tana haɓaka cikin sauri, kuma an yi amfani da kayan aikin tsabtace iska da tsabtace iska.

A cikin 2017, kusan 860,000 sabbin iskar iska da na'urori miliyan 7 aka sayar a China.Tare da ingantaccen fahimtar PM2.5, ƙimar amfani da kayan aikin tsarkakewa zai ƙara ƙaruwa, kuma nan ba da jimawa ba zai zama kayan aikin da ake buƙata a rayuwar yau da kullun.Shahararriyar irin wannan nau'in kayan aiki yana tasiri kai tsaye saboda farashin sayan sa da kuma farashin tafiyar da shi, don haka yana da matukar mahimmanci wajen nazarin tattalin arzikinsa.

Babban ma'auni na tacewa sun haɗa da raguwar matsa lamba, adadin adadin da aka tattara, ingancin tattarawa da lokacin gudu.Ana iya amfani da hanyoyi guda uku don yin hukunci akan lokacin sauya matatun mai tsabtace iska.Na farko shine auna canjin juriya kafin da bayan tacewa bisa ga na'urar gano matsi;Na biyu shi ne auna yawan abubuwan barbashi a wurin fita bisa ga na'urar gano barbashi.Na ƙarshe shine ta lokacin gudu, wato, auna lokacin gudu na kayan aiki.

Ka'idar gargajiya ta maye gurbin tace ita ce daidaita farashin siyan da farashi mai gudana bisa inganci.A wasu kalmomi, karuwar yawan amfani da makamashi yana haifar da karuwar juriya da farashin sayan.

kamar yadda aka nuna a hoto na 1

Hoto 1 madaidaicin juriya da tsadar tacewa

Manufar wannan takarda ita ce bincika yawan sauyawar tacewa da kuma tasirinsa a kan ƙirar irin waɗannan kayan aiki da tsarin ta hanyar nazarin ma'auni tsakanin farashin makamashin da ke aiki sakamakon karuwar juriya na tacewa da kuma farashin sayan da aka samar ta hanyar maye gurbin akai-akai. tace, ƙarƙashin yanayin aiki na ƙaramin ƙarar iska.

1.Tace Inganci da Gwajin Juriya

1.1 Wurin Gwaji

Dandalin gwajin tacewa galibi ya ƙunshi sassa masu zuwa: tsarin bututun iska, na'urar samar da ƙura ta wucin gadi, kayan aunawa, da sauransu, kamar yadda aka nuna a hoto na 2.

Hoto 2. Wurin Gwaji

Ɗauki fan ɗin jujjuya mitar a cikin tsarin bututun iska na dakin gwaje-gwaje don daidaita ƙarfin iska mai aiki na tacewa, don haka don gwada aikin tacewa ƙarƙashin ƙarar iska daban-daban.

1.2 Samfuran Gwaji

Don haɓaka maimaitawar gwajin, an zaɓi matatun iska guda 3 waɗanda masana'anta iri ɗaya suka samar.Kamar yadda ake amfani da nau'in filtata na H11, H12 da H13 a kasuwa, an yi amfani da tacewa H11 a cikin wannan gwaji, tare da girman 560mm × 560mm × 60mm, nau'in nau'in nau'in fiber mai yawa na nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in fiber, kamar yadda aka nuna a cikin Hoto 3.

Hoto 2. GwajiMisali

1.3 Gwajin Bukatun

Dangane da abubuwan da suka dace na GB/T 14295-2008 "Filter Air", baya ga yanayin gwajin da ake buƙata a cikin ma'aunin gwajin, ya kamata a haɗa da waɗannan sharuɗɗan:

1) A lokacin gwajin, zafin jiki da zafi na iska mai tsabta da aka aika a cikin tsarin bututu ya kamata ya kasance daidai;

2) Tushen ƙurar da aka yi amfani da shi don gwada duk samfurori ya kamata ya kasance iri ɗaya.

3) Kafin a gwada kowane samfurin, ƙurar ƙurar da aka ajiye a cikin tsarin bututu ya kamata a tsaftace shi da goga;

4) Yin rikodin lokutan aiki na tacewa yayin gwajin, gami da lokacin fitarwa da dakatar da ƙura;

2. Sakamakon Gwaji da Bincike

2.1 Canjin Juriya na Farko tare da ƙarar iska

An yi gwajin juriya na farko a ƙarar iska na 80,140,220,300,380,460,540,600,711,948 m3 / h.

Ana nuna canjin juriya na farko tare da ƙarar iska a cikin FIG.4.

Hoto 4.Canjin juriyar farko na tacewa a ƙarƙashin ƙarar iska daban-daban

2.2 Canjin Ingantacciyar Nauyi tare da Adadin Kurar da Aka Taru.

Wannan nassi yafi nazarin ingancin tacewa na PM2.5 bisa ga ka'idodin gwajin masana'anta, ƙimar iska mai tacewa shine 508m3/h.Ma'aunin ingancin ingancin ma'aunin tacewa guda uku a ƙarƙashin adadin ƙura daban-daban ana nuna su a cikin Tebu 1

Table 1 Canjin kamawa tare da adadin ƙurar da aka ajiye

An nuna ma'aunin ingancin ingancin (kama) fihirisar tacewa guda uku a ƙarƙashin adadin adadin ƙura daban-daban ana nuna su a cikin Tebu 1

2.3Dangantakar Tsakanin Juriya da Tara Kura

An yi amfani da kowace tacewa don sau 9 na fitar da ƙura.Sau 7 na farko na fitar da ƙura guda ɗaya ana sarrafa su a kusan 15.0g, kuma sau 2 na ƙarshe na ƙura ɗaya an sarrafa su a kusan 30.0g.

Bambancin ƙurar da ke riƙe da juriya yana canzawa tare da adadin ƙurar ƙura na matattara guda uku a ƙarƙashin ƙimar iska, an nuna a kan FIG.5.

Fig.5

3.Tattalin Arziki na Amfani da Tace

3.1 Matsayin Rayuwar Sabis

GB / T 14295-2008 "Filter Air" ya nuna cewa lokacin da tacewa yana aiki a matsayin ƙarfin iska kuma juriya ta ƙarshe ta kai sau 2 na juriya na farko, ana zaton tace ya kai ga rayuwar sabis, kuma ya kamata a maye gurbin tacewa.Bayan an ƙididdige rayuwar sabis ɗin masu tacewa a ƙarƙashin yanayin aiki da aka ƙididdigewa a cikin wannan gwaji, sakamakon ya nuna cewa an kiyasta rayuwar sabis ɗin waɗannan matatun guda uku zuwa 1674, 1650 da 1518h bi da bi, waɗanda suka kasance 3.4, 3.3 da 1 wata.

3.2 Binciken Amfani da Foda

Gwajin maimaitawa da ke sama yana nuna cewa aikin tacewa guda uku daidai yake, don haka ana ɗaukar tace 1 azaman misali don nazarin amfani da makamashi.

FIG.6 Dangantaka tsakanin cajin wutar lantarki da kwanakin amfani na tacewa (ƙarar iska 508m3 / h)

Yayin da canjin farashin iska ya canza sosai, jimlar tacewa akan sauyawa da amfani da wutar lantarki shima yana canzawa sosai, saboda aikin tacewa, kamar yadda aka nuna a FIG.7. A cikin adadi, cikakken farashi = farashin wutar lantarki mai aiki + farashin maye gurbin juzu'in iska.

FIG.7

Ƙarshe

1) Ainihin rayuwar sabis na masu tacewa tare da ƙananan iska a cikin gine-ginen gine-ginen gine-ginen ya fi girma fiye da rayuwar sabis da aka tsara a GB / T 14295-2008 "Filter Air" kuma masu sana'a na yanzu sun ba da shawarar.Za'a iya la'akari da ainihin rayuwar sabis na tacewa bisa ga canza dokar amfani da wutar lantarki da farashin maye gurbin.

2) Ana ba da shawarar hanyar tantance canjin tacewa bisa la'akari da tattalin arziƙin, wato, farashin maye kamar kowace juzu'in iska da yawan ƙarfin aiki ya kamata a yi la'akari da shi gabaɗaya don sanin lokacin maye gurbin tacewa.

(An fitar da cikakken rubutun a cikin HVAC, Juzu'i na 50, Na 5, shafi. 102-106, 2020)