Yadda za a gane stepless iska girma daidaitawa a dunƙule kwampreso
1. Halayen dunƙule kwampreso
Screw compressors sun ƙunshi nau'i-nau'i na layi daya, masu tsaka-tsaki na mata da na maza.Ana amfani da su ko'ina a cikin matsakaita da manyan na'urorin refrigeration ko sarrafa injin kwampreso gas a cikin tacewa da tsire-tsire masu sinadarai.Matsawar dunƙule ya kasu kashi biyu: dunƙule guda ɗaya da dunƙule tagwaye.The dunƙule kwampreso yawanci yana nufin tagwaye dunƙule kwampreso.Screw compressors suna da halaye masu zuwa:
(1) The dunƙule kwampreso yana da sauki tsari da kuma kananan adadin sassa.Babu kayan sawa kamar bawul, zoben piston, rotors, bearings, da sauransu, kuma ƙarfinsa da juriyarsa suna da yawa.
(2) The dunƙule kwampreso yana da halaye na tilasta iskar gas watsa, wato, yawan shaye-shaye ba a kusan shafe ta da shashwar matsa lamba, babu wani karuwa da ya faru a lokacin da shaye girma girma, kuma yana iya har yanzu kula da matsa lamba a cikin fadi da kewayon. na yanayin aiki.Mafi girman inganci.
(3) The dunƙule kwampreso ba sosai m ga ruwa guduma kuma za a iya sanyaya ta hanyar allurar mai.Sabili da haka, a ƙarƙashin matsi guda ɗaya, yawan zafin jiki na fitarwa yana da ƙasa da na nau'in piston, don haka matakan matsa lamba ɗaya yana da girma.
(4) The slide bawul daidaitawa da aka soma gane stepless daidaitawar makamashi.
2. Ka'idar slide bawul daidaitawa na dunƙule kwampreso
Ana amfani da bawul ɗin zamewa don sarrafa iya aiki mara motsi.Lokacin farawa na yau da kullun, wannan ɓangaren ba a loda shi ba.Ana sarrafa bawul ɗin zamewa ta hanyar ƙaramin iko ta hanyar matsa lamba mai, a ƙarshe yana canza ƙarfin aiki na compressor.
Bawul ɗin daidaita ƙarfin iya aiki wani ɓangaren tsari ne da ake amfani dashi don daidaita kwararar ƙarar a cikin na'ura mai ɗaukar hoto.Ko da yake akwai hanyoyi da yawa don daidaita ƙarar ƙarar damfara, hanyar daidaitawa ta amfani da bawul ɗin zamewa an yi amfani da shi sosai, musamman wajen gyaran allura.Refrigeration mai dunƙule mai da compressors sun shahara musamman.Kamar yadda aka nuna a Hoto na 1, wannan hanyar daidaitawa ita ce shigar da bawul ɗin daidaitawa akan screw compressor jikin kuma ya zama wani ɓangare na jikin kwampreso.Yana nan a mahadar da'irori biyu na ciki a kan babban matsi na jiki kuma yana iya motsawa baya da gaba a cikin wata hanya mai kama da silinda axis.
Ka'idar bawul ɗin faifan faifan don daidaita madaidaicin magudanar ruwa na ƙwanƙwasa kwampreso ya dogara ne akan halayen tsarin aiki na kwampreshin dunƙule.A cikin screw compressor, yayin da rotor ke juyawa, matsa lamba na iskar gas ɗin da aka matsa a hankali yana ƙaruwa tare da axis na rotor.Dangane da matsayi na sarari, a hankali yana motsawa daga ƙarshen tsotsa na compressor zuwa ƙarshen fitarwa.Bayan babban matsi na jiki yana buɗewa, lokacin da rotors biyu suka fara ragargajewa da ƙoƙarin ƙara yawan iskar gas, wasu gas za su kewaye ta wurin budewa.Babu shakka, yawan iskar gas da aka kewaye yana da alaƙa da tsayin buɗewa.Lokacin da layin sadarwa ya motsa zuwa ƙarshen buɗewa, sauran iskar gas an rufe shi gaba ɗaya, kuma tsarin matsawa na ciki ya fara a wannan lokaci.Aikin da screw compressor ya yi akan iskar gas ɗin da ke buɗewa ana amfani da shi ne kawai don fitar da shi.Saboda haka, yawan wutar lantarki na kwampreso shine jimlar aikin da aka yi don matsar da iskar gas da aka fitar a ƙarshe da kuma aikin jujjuyawar injin.Sabili da haka, lokacin da aka yi amfani da bawul ɗin gyare-gyaren gyare-gyaren iya aiki don daidaita ma'auni na ma'auni na ƙuƙwalwar ƙuƙwalwar ƙuƙwalwa, mai kwakwalwa na iya kula da babban inganci a ƙarƙashin yanayin daidaitawa.
A ainihin kwampreso, gabaɗaya ba rami ba ne a cikin casing, amma tsari ne mai ƙyalli.Bawul ɗin zamewa yana motsawa a cikin tsagi a ƙarƙashin rotor kuma yana ba da damar ci gaba da daidaita girman girman buɗewa.Gas ɗin da aka fitar daga buɗewar zai koma tashar tsotsa na kwampreso.Tun da a zahiri compressor ba ya aiki a wannan ɓangaren gas ɗin, zafinsa baya tashi, don haka ba ya buƙatar sanyaya kafin ya isa babban iskar gas a tashar tsotsa..
Bawul ɗin zamewa zai iya motsawa ta kowace hanya bisa ga buƙatun tsarin sarrafawa.Akwai hanyoyi da yawa don fitar da shi.Hanyar da ta fi dacewa ita ce yin amfani da silinda mai amfani da ruwa, kuma tsarin mai na screw compressor da kansa yana ba da karfin man fetur da ake bukata.A cikin ƴan injuna, ƙwanƙwasa bawul ɗin da aka rage yana motsa su.
A ka'ida, spool ya kamata ya zama daidai da tsayin rotor.Hakazalika, nisan da ake buƙata don bawul ɗin faifai don motsawa daga cikakken kaya zuwa kaya mara kyau yana buƙatar zama iri ɗaya da na'ura mai juyi, kuma silinda na hydraulic shima ya kamata ya kasance yana da tsayi iri ɗaya.Duk da haka, aikin ya tabbatar da cewa ko da tsayin bawul ɗin faifan ya ɗan fi guntu, ana iya samun kyawawan halaye masu kyau.Wannan shi ne saboda lokacin da aka fara buɗewa ta hanyar buɗewa kusa da ƙarshen ƙarshen tsotsa, yankinsa kaɗan ne sosai, matsin iskar gas kaɗan ne sosai a wannan lokacin, kuma lokacin da ake ɗaukar haƙoran rotor don sharewa ta hanyar buɗewa shima. gajere sosai, don haka za a sami ɗan ƙaramin adadin Gas ɗin da ake fitarwa.Sabili da haka, ana iya rage ainihin tsayin bawul ɗin faifai zuwa kusan 70% na tsawon sashin aiki na rotor, kuma sauran ɓangaren an gyara shi, don haka rage girman girman kwampreso.
Halayen bawul ɗin daidaitawar iya aiki zai bambanta tare da diamita na rotor.Wannan shi ne saboda yanki na tashar jiragen ruwa da ke haifar da motsi na bawul ɗin zamewa ya yi daidai da murabba'in diamita na rotor, yayin da ƙarar iskar gas a cikin ɗakin matsawa ya yi daidai da diamita na rotor.Daidai da cube na .Ya kamata a lura cewa lokacin da kwampreso ya matsa gas, yana kuma ƙara matsewar man da aka yi masa allura, kuma a ƙarshe yana fitar da shi tare da iskar.Domin a ci gaba da fitar da mai, dole ne a tanadi wani adadin shaye-shaye.In ba haka ba, a ƙarƙashin yanayin rashin ɗaukar nauyi gaba ɗaya, mai zai taru a cikin ɗakin matsawa, yana haifar da injin damfara ya kasa ci gaba da aiki.Domin a ci gaba da fitar da mai, ana buƙatar adadin ƙarar aƙalla kusan kashi 10%.A wasu lokuta, adadin kwararar volumetric na compressor dole ne ya zama sifili.A wannan lokacin, yawanci ana shirya bututun kewayawa tsakanin tsotsawa da shaye-shaye.Lokacin da ake buƙatar cikakken nauyin sifili, ana buɗe bututun kewayawa don haɗa tsotsa da shayewa..
Lokacin amfani da bawul ɗin gyare-gyaren iya aiki don daidaita madaidaicin magudanar ruwa na dunƙule kwampreso, yanayin da ya dace shine kiyaye ma'aunin matsa lamba na ciki daidai da cikakken kaya yayin aiwatar da daidaitawa.Duk da haka, a bayyane yake cewa lokacin da bawul ɗin faifan motsi ya motsa kuma ƙimar wutar lantarki na compressor ya zama ƙarami, ingantaccen tsayin aiki na dunƙule ya zama ƙarami kuma lokacin aiwatar da matsawa na ciki shima ya zama ƙarami, don haka rabon matsa lamba na ciki dole ne ya kasance. rage.
A cikin ainihin ƙira, bawul ɗin zamewa yana sanye da rami mai ƙyalli na radial, wanda ke motsawa axially tare da bawul ɗin zamewa.Ta wannan hanyar, a gefe guda, ingantaccen tsawon injin na'ura mai juyi yana raguwa, kuma a gefe guda kuma, an rage madaidaicin radial shaye-shaye, don tsawaita lokacin aiwatar da matsawa na ciki kuma yana ƙara ƙimar matsawa na ciki.Lokacin da radial shaye orifice a kan slide bawul da axial shaye orifice a kan karshen murfin aka sanya a cikin daban-daban na ciki ma'auni rabo, za a iya kiyaye da matsa lamba rabo daga ciki ya zama daidai da na cikakken nauyi a lokacin daidaita tsari a cikin wani takamaiman kewayon. .Haka.
Lokacin da aka yi amfani da bawul ɗin daidaitawa na faifan faifan ƙara don canza girman radial shayewar ingin na'urar da ingantaccen sashin aiki na na'ura mai juyi, alaƙar da ke tsakanin wutar lantarki na injin dunƙulewa da ƙimar kwararar ƙarar tana cikin kwararar ƙarar. daidaita kewayon 100-50%.Ƙarfin da ake cinyewa yana raguwa kusan daidai gwargwado ga raguwar kwararar juzu'i, yana nuna kyakkyawar tattalin arziƙin ƙa'idar bawul ɗin zamewa.Yana da mahimmanci a lura cewa a cikin mataki na gaba na motsi na motsi na faifan faifan jijiyoyi, ma'aunin matsa lamba na ciki zai ci gaba da raguwa har sai an rage shi zuwa 1. Wannan ya sa ikon amfani da wutar lantarki da ƙarar ƙararrawa a wannan lokaci ya karkata zuwa wani matsayi idan aka kwatanta da manufa yanayi.Girman karkacewar ya dogara da ƙimar matsi na waje na na'urar dunƙule.Idan matsa lamba na waje da aka ƙayyade ta yanayin motsi yana da ƙananan ƙananan, rashin amfani da wutar lantarki na na'ura mai kwakwalwa na iya zama kawai 20% na abin da ke cikin cikakken kaya, yayin da matsa lamba na waje ya yi girma, zai iya kaiwa 35%.Ana iya gani daga nan cewa babbar fa'ida ta yin amfani da bawul ɗin iya aiki shine cewa ƙarfin farawa na injin dunƙule ƙanƙanta ne.
Lokacin da ake amfani da tsarin bawul ɗin zamewa mai daidaitawa, saman saman bawul ɗin zamewar yana aiki azaman ɓangaren silinda na dunƙule kwampreso.Akwai mashigin shaye-shaye akan bawul ɗin faifan, kuma ƙananan sashinsa kuma yana aiki azaman jagora don motsi axial, don haka buƙatun don daidaiton injina suna da girma sosai., wanda zai haifar da karuwar farashin masana'antu.Musamman a cikin ƙananan kwampreso na dunƙule, farashin sarrafawa na bawul ɗin zamewa zai ƙididdige babban rabo.Bugu da ƙari, don tabbatar da ingantaccen aiki na na'ura mai mahimmanci, rata tsakanin faifan faifai da rotor yawanci ya fi girma fiye da rata tsakanin ramin silinda da rotor.A cikin ƙananan injunan dunƙule, wannan ƙarar tazara kuma zai shafi aikin kwampreso.Tsananin raguwa.Domin shawo kan gazawar da ke sama, a cikin ƙirar ƙananan injunan dunƙule, ana iya amfani da bawul ɗin faifai masu sauƙi da ƙarancin farashi da yawa.
Ƙirar ƙwanƙwasa mai sauƙi mai sauƙi tare da ramukan kewayawa a cikin bangon silinda wanda ya dace da siffar helical na rotor, yana barin gas ya tsere daga waɗannan ramukan lokacin da ba a rufe su ba.Bawul ɗin faifan da aka yi amfani da shi shine “bawul ɗin rotary” tare da jikin bawul ɗin karkace.Lokacin da yake juyawa, yana iya rufe ko buɗe ramin kewayawa da aka haɗa da ɗakin matsawa.Tun da bawul ɗin nunin faifan kawai yana buƙatar juyawa a wannan lokacin, ana iya rage tsayin kwampreta gabaɗaya da yawa.Wannan tsarin ƙira na iya samar da ingantaccen ƙarfin daidaitawa.Duk da haka, tun da girman ramin shayewa ya kasance baya canzawa, matsi na ciki zai ragu lokacin da aka fara saukewa.A lokaci guda, saboda kasancewar ramin kewayawa a kan bangon silinda, an kafa wani adadin "ƙarar sharewa".Gas ɗin da ke cikin wannan ƙarar za ta ci gaba da matsawa akai-akai da hanyoyin haɓakawa, wanda ke haifar da raguwar ƙarfin kuzari da ingantaccen adiabatic na kwampreso.
3. Tsarin daidaitawa da bawul ɗin zamewa na kwampreshin dunƙule
Ta hanyar matsar da bawul ɗin faifan hagu da dama, ingantaccen ƙarar matsawa yana ƙaruwa ko raguwa, kuma ana daidaita ƙarar isar gas.Lokacin lodawa: piston yana motsawa zuwa hagu kuma bawul ɗin faifan yana motsawa zuwa hagu kuma ƙarar isar gas yana ƙaruwa;lokacin saukewa: piston yana motsawa zuwa dama kuma bawul ɗin zane yana motsawa zuwa dama kuma ƙarar isar gas yana raguwa.
4. Aikace-aikacen bege na dunƙule kwampreso slide bawul daidaitawa
Gabaɗaya, na'urar damfara maras mai ba sa amfani da na'urar daidaita ƙarfin aiki don daidaita bawul ɗin zamewar.Wannan shi ne saboda ɗakin matsi na irin wannan nau'in compressor ba shi da man fetur kawai amma kuma yana da zafi mai yawa.Wannan yana sa yin amfani da sarrafa na'urorin bawul ɗin faifai da wahala a fasaha.
A cikin kwamfutoci na iska mai allurar mai, tunda matsakaitan matsakaitan matsakaitan matsakaita ya kasance baya canzawa kuma an daidaita yanayin aiki, ba a amfani da na'urar daidaita ƙarfin bawul ɗin faifan.Ana amfani da injin mitar mai canzawa yawanci don yin tsarin kwampreso a matsayin mai sauƙi kamar yadda zai yiwu kuma ya dace da buƙatun samar da taro..
Yana da kyau a nuna cewa saboda na'urar daidaitawa na iya aiki wanda ke daidaita bawul ɗin zamewa, kwampreso na iya kula da babban inganci a ƙarƙashin daidaita yanayin aiki.A cikin 'yan shekarun nan, an kuma yi amfani da na'urorin daidaita ƙarfin aiki a cikin na'urorin damfara maras mai da kuma na'urar damfarar iska mai allurar mai.Yana daidaita yanayin bawul ɗin zamewa.
A cikin firiji da alluran dunƙule mai da injin damfara, ana amfani da bawul ɗin daidaita ƙarfin iya aiki don daidaita yawan kwararar juzu'i na kwampreso.Ko da yake wannan shaye girma daidaita hanya ne in mun gwada da hadaddun, zai iya ci gaba da steplessly daidaita shaye girma, da kuma yadda ya dace ne kuma high.
Sanarwa: An sake buga wannan labarin daga Intanet.Abubuwan da ke cikin labarin don ilmantarwa ne kawai don dalilai na sadarwa.Air Compressor Network ya kasance tsaka tsaki dangane da ra'ayoyin da ke cikin labarin.Haƙƙin mallaka na labarin na ainihin marubucin ne da dandamali.Idan akwai wani cin zarafi, da fatan za a tuntuɓe mu don share shi.