Imilinganiselo umoya kweli gumbi. Iphaphazelisa ukulinganisa parameters umoya

Into ebalulekileyo ebomini bomntu bakhululeke umoya ococekileyo. amashishini abaninzi singcolisa umoya kunye zizinto ezahlukeneyo ezichaphazela impilo. Ukwenza imilinganiselo umoya, izazinzulu benze izigqibo nezinzima. Ngoko ke, kubaluleke kakhulu iqhotyoshelwe kule anoomatshini bokungenisa nomoya-moya. Zinceda ukwenza ubomi ngcono.

Overview

umoya kunye nenkqubo eyi nomoya kufuneka ibe umsebenzi ngokomgangatho ixesha elide. Ukuze wenze oku, kufuneka aqhube isicwangciso ngobuchule, ngokunjalo ixesha lokwenza isondlo. Uluhlu Imisebenzi yobugcisa zikwaquka imilinganiselo moya. Le nkqubo luhambiselane emileyo.

isantya sokuqukuqela

movement Air ngokusebenzisa le nkqubo lwenzeka kwi ngomlinganiselo othile, nto leyo iphenjelelwa yimiba eyahlukeneyo. Okokuqala, kuxhomekeke isicombululo eyakhayo inkqubo yokungena kwi (oko kukuthi, cross-amacandelo kunye ubude of umoya imibhobho). Kuyinto la parameters kuchaphazela umoya kwemali. Ukuze ubone isantya sokuqukuqela, kuyimfuneko ukwenza imilinganiselo zezulu, oko kukuthi uxinzelelo akhe amakhulu kwiindawo eziliqela. Singu sibalo kanye ibonisa umoya Velocity kule nkqubo.

Kufuneka kuqatshelwe ukuba inani le ndawo kubalulekile ukuya kumagumbi ophilileyo. Nomthamo nomoya flow oluthambileyo. Imilinganiselo umoya kwelo gumbi yenziwe kwindawo yokuqala, lwamimandla zokuhlala. Kukho kwenzeka flow co-ejikelezayo intshukumo.

Kutheni ukwenza imilinganiselo flow umoya?

Injongo yalo msebenzi kukuqinisekisa isixa yokumpompoza adlulele egumbini ixesha elithile. Imilinganiselo umoya kwigumbi eyenzelwe ukuhamba lihambe nkqubo. Flow loo nto ingatshintsha emva ecanda lokucoca ulwelo. Enoba indawo, isantya intshukumo iya kutshintsha. Kwaye indima engundoqo edlalwa yi-duct.

Ukuze wenze imilinganiselo echanekileyo komoya ukhethe indawo ethe tyaba. ubude bayo kufuneka zibe-5 ubuncinane-ubukhulu inxenye system ngokulingene. ekuqaleni kwayo buyasuswa ukuxhathisa yasekuhlaleni. Umgama amelane elilandelayo kufuneka kanye ubuncinane ezimbini ngobubanzi duct. Ukulungiselela le njongo, imilinganiselo laboratory apho umoya kwenziwa kwiindawo ezininzi. Inani ngokwemilinganiso ixhomekeke ubukhulu okanye ubude umjelo yoxande.

Types of izixhobo zokulinganisela

Ukulungisa inkqubo umoya iyafuneka izixhobo umlinganiselo.

Umbuzo ophakamayo, yintoni ofanele uyenze? Imilinganiselo womoya odingekayo yokuqingqa Velocity kwemali kunye nezinga ugeleza. Ukuza kuthi ga ngoku, kugquma, unako ukufumana ezahlukahlukeneyo izixhobo. Ahluke iimpawu zazo, kwakunye nokuchaneka imilinganiselo. Okokuqala, kufuneka ahlawule ingqalelo umoya okwelo gumbi. Kukho izixhobo ezisebenza ngayo umoya yendalo neyenziweyo.

Phambi kokuba uthenge isixhobo yokulinganisa, kufuneka wenze isigqibo apho uya ukwenza imilinganiselo. Oko kunokuthi kwenzeke kwi ukupholisa grille, kwakunye ngqo kwi ductwork. Kufuneka kwakhona bazazi ezinye iimfuno isicelo kwemali. Umzekelo, izinga lokuhamba okanye obushushu kufuneka adibane yolawulo iparameters.

imilinganiselo Air kwenziwa kule ndlu ezinjalo izixhobo:

1. Anemometer. Inceda ukulinganisa umoya Velocity. A woluvo lusitsha ukuze lobushushu ethile yaye ibekwe phantsi kumfula ehambayo. Ngaphezu koko, ixesha elilinganisiweyo ngexesha apho woluvo kuyabanda. Oku kuya kuba bomyinge wamanzi.
2. Cuke Anemometer. Isixhobo ifakwa komoya. Umlinganiselo yereyithi kwenzeka ngenxa ukulotywa ezitsho yesandi amanqaku ezahlukeneyo duct.
3. Vane anemometer. Ireyithi flow tiyimisele ngenxa ukuzanyazanyiswa impeller.
4. Pitot tube. izixhobo digital kwizinga ezisetyenziswa nomlinganiselo. Ityhubhu obekwe kwi kwindawo ethile apho uxinzelelo static bebonke kulinganiswa.
5. Balometr. Oku kugqiba isantya sokuqukuqela komoya ugqithayo kuwo inxalenye ethile duct.

Flow yomlinganiselo kwi umoya nothango

Icebo iqhelekileyo igeyiji ngumoya anemometer. Bona ebonakala ichanile aphezulu kunye nokuthembeka. Iingcali ezininzi zisebenzisa kanye anemometer. nokuma kwawo iquka impeller enkulu. ububanzi bayo babe ukuya kwi-100 mm. Le ukugqithisela iphambili yale sixhobo. Kuyinto olukwazi ukubamba umoya ukuhamba kufutshane umoya grille. Kunye ubuncinane inani ngokwemilinganiso iziphumo ezichanekileyo. Ngoko ke, oko kwisixhobo air wekhadi kufuneka sinikele ingqalelo.

Lokuyenza lula yonke le nkqubo, kwakunye ukunciphisa iimpazamo kufuneka basebenzise izixhobo ezongezelelweyo. Elula kwezi ke ifanele. Kuye isakhiwo esilula, nto leyo evumela ukuba ukumisela umoya rate kwemali ubukhulu enye kuphela. Olu phawu konga specialist ixesha. Kwezinye iimeko kuyimfuneko ukwenza imilinganiselo ubushushu kule ndawo ngenxa imilinganiselo yechaneke ngaphezulu.

Oko kufuneka avelise kwiindawo ezinzima. Kwiimeko ezinjalo, sebenzisa uphenyo owawusisibonakude. Ngenxa isiseko yayo emide linokufikeleleka kwiindawo enzima, wenze njengoko imilinganiselo umoya, kwakunye ngqo kwi ductwork.

Ukuze lula iinkqubo eziyimfuneko ukuze afumane ezo izixhobo ezibonakalisa iindleko ngu matshini. Isiphumo Ukuphela siboniswe Ibhodi ngekhompyutha. Akukho mfuneko ukwenza intlawulo eyongezelelweyo. Isixhobo iya kubonisa-avareji yenani imilinganiselo ezintathu. Xa engekho le misebenzi, ukubala senziwe ngokwabo.

Ukulinganiswa lokuhamba ye bile

Phambi ukusebenza, qinisekisa ukuba imingxuma eyiyo kwi duct. Kuba iyimfuneko le nkqubo. Ubukhulu bepali Umngxuma kufuneka silingane ubukhulu be isixhobo sokulinganisa.

Njengoko kuchaziwe ngaphambili, kubalulekile ukuba ukhethe indawo. Ukuba ye bile ayikho emingxunyeni efanelekileyo, kufuneka yokuyenza ngokwakho. Oku kwenziwa ngokusebenzisa i kombiwa kuyo. Ngoko ke, ukuba ukhethe njani na indawo? Umngxuma kufuneka ibekwe phezu bile isabelo ngqo 5 ubude ogama ilingana ubukhulu bayo. zibekwe Its kumgama 3 ipipi ngobubanzi.

Ngokuphikisanayo imilinganiselo umoya grille, kule meko, anemometers vane, apho ilungu elisebenza uye omncinci (malunga nama-25 mm). Ngexesha thermoanemometers nkqubo kuyasetyenziswa kulwakhiwo leyo inikwa tube pneumometric.

Enye ifowuni i gauge xi umahluko. Oku kusetyenziswa kwimeko apho Velocity flow ngasentla 2 m / s. Ngoko ke kungcono ukuba basebenzise iinguqulelo ezidlulileyo.

Ukuba ye bile imi kumgama eliphezulu, ezifana yophahla, ngoko wasebenzisa isambrela owawusisibonakude. Oko kwandiselwa kumgama othile, nto leyo yenza lula inkqubo yokulinganisa. Ukuba le nkqubo lwenziwa kusetyenziswa pnevmomentricheskoy tube, kuyimfuneko ukuba anyamekele ubude bayo.

Iingcebiso ngokusebenzisa izixhobo zokukala

Kuyenzeka ukuba ukungena komoya iqulethe isixa esikhulu uthuli. Kwimeko enjalo kufuneka ingasetyenziswa xa yokulinganisa anemometer thermal okanye pitot ityhubhu. Kutheni kunjalo? Kwityhubhu, nto leyo lifakwa bile, Iimpungutye zinemingxuma ezincinane apho kwakubonwa ngaso uxinzelelo iyonke. Xa imeko umoya ezinothuli ngokukhawuleza ucingo emingxunyeni, yaye akayi kuba zezichanekileyo isiphumo womlinganiselo.

anemometers Hot-wire lisetyenziswa anoomatshini bokungenisa apho izinga ukungena komoya m ngaphezulu kwama-20 / s. Esi sixhobo yokulinganisa inika isivamvo thermal ukuba into onovakalelo. Ngoko ke, xa izinga lokuhamba enamandla ngayo kutshatyalaliswa.

Phambi kokuqala isikali kuyimfuneko ukufunda ngenyameko uxwebhu yezobugcisa bolwazi izixhobo umlinganiselo. Ligcinwa izalathi kukho ubushushu avumelekile, isantya sokuqukuqela, kwakunye neemeko zokusingqongileyo apho zinokuthi zisetyenziswe. Ukungaphumeleli ukuthobela le migaqo zemilinganiselo akayi kuba ichanekile, okanye iyunithi ukuze kahle.

Kwiinkqubo apho umoya eshushu ihamba, kuba ngcono ukusetyenziswa pneumometric yokulinganisa ityhubhu. Yakhiwa insimbi, kwaye ke ngoko isixhobo ethembekileyo. Kulo mzekelo, kufuneka ukuba ibe ezakha iiplastiki, ekubeni bakwazi kutshatyalaliswa kwiqondo lobushushu eliphezulu.

Kwiimvavanyo ezinxulumene umlinganiselo izinga lokuhamba kunye nezinga ukungena komoya, kufuneka kuqinisekiswe ukuba isiqalelo woluvo lesixhobo ijoliswe emfuleni. Ukungaphumeleli ukuthobela lo mgaqo iziphumo ziya kuba zezichanekileyo. I elikhulu woluvo kuphambuka imiqathango efunekayo, kokukhona impazamo.

Iphaphazelisa ukulinganisa parameters umoya

Enye ifowuni ezixhasayo iphaphazelise. Njengomgaqo, indawo yayo kwangethuba ziquka abayili ekulungiseleleni isicwangciso umoya. Kodwa ngamanye amaxesha kokuba imisiwe abasebenzi, unoxanduva ukujongwa le nkqubo. Ukuziqhelisa, sebenzisa indlela yesibini, ekubeni ezi abayili hayi caba zisoloko zibekwe ngokuchanekileyo.

Izivingco for imilinganiselo umoya zingacwangciswa ngokuzimeleyo, ubukho izakhono ezithile kunye nobuchule. Ukulungiselela le njongo, le nkqubo yenza umngxuma usebenzisa kombiwa kuyo. Ngoko ke, ukuba ifakelwe kwindawo engalunganga, oko kube lula lingashukumi. Izivingco zokulinganisa parameters umoya kufuneka ibonakale ngokucacileyo kwaye lula wavula yaye yavalwa. Ukuba uyayisusa, lo ubukhulu umngxuma kufuneka aqinisekise umthondo simahla isixhobo sokulinganisa.

Kuyenzeka ukuba emngxunyeni ayisetyenziselwa yokulinganisa isantya kunye nokuphuma air rate. Kulo mzekelo, caba na ezisusiweyo kwaye umngxuma ivaliwe kunye enamathelayo okanye gasket irabha.

iindleko

Yokulinganisa babe ixabiso eliphezulu ngokwaneleyo. Umzekelo, eshushu-wire iindleko anemometer isusela ukusuka engange 10,000 ukuya 40,000. Xa kuthelekiswa, vane anemometer zingathengwa sitshiphu, ngokuba engange nje 6000.

Ukukhetha isixhobo yokulinganisa kuxhomekeke iimpawu isixhobo kwakunye neempawu zezulu kwemali. Ukongeza, ifowuni yakho ukubonisa nokubalwa oluzenzekelayo iinkcukacha eziyimfuneko ayabiza kakhulu ngakumbi.

Ixabiso kwizixhobo ezongeziweyo

Njengoko izixhobo ezongezelelweyo kusetyenziswa nasekujongeni useto umoya caba. ixabiso layo isusela ukusuka engange-100 ukuya 300. Kuxhomekeke kubungakanani lokuvula ngalo apho nomlinganiselo kuya kwenziwa.

reviews

izixhobo zokulinganisela bafumana kuphela iingcali umoya nomoya-moya. Bona ukuvelisa inkqubo hlengiso. Iingcali obuhle izixhobo zokuthatha umlinganiselo, naziphi na izikhalazo kubo kwaqwalaselwa. nesilinganiso esemgangathweni ixhomekeke umntu. umphumo uya kuba zichaneke kakhulu ukuba zonke iimfuno. Ukuthenga isixhobo enjalo yokulinganisa umoya elinye ixesha-umane akukho ndlela, ekubeni ixabiso izixhobo kakhulu eliphezulu.

isiphelo

Ukuba ukhetha isixhobo ekunene yokulinganisa, kunokwenzeka ukuba ukwazi isantya kwamanzi, ngokunjalo tu. Kuyinto ngenxa ezi mpawu, iingcali bagqiba inkqubo yokungena. Oku kubaluleke ngokukhethekileyo ukuba amakhaya.

Ngoko ke ndicinge ukuba aveze indlela loqukuqelo umoya bhuxe egumbini.