Shirya matsala Compressor Compressor

Yawan zafin tsotsawa ya wuce gona da iri yana faruwa ne saboda karuwar zafi mai zafi.Lura: Yawancin zafin tsotsa baya nufin cewa matsin tsotsa ya yi girma saboda tururi mai zafi ne.Yawancin lokaci, shugaban Silinda na kwampreso ya kamata ya zama rabin sanyi da rabin zafi.Idan yawan zafin jiki ya yi yawa, kan silinda zai yi zafi.Idan zafin tsotsa ya fi ƙayyadaddun ƙima, zafin iskar iskar gas zai tashi daidai da haka.

Dalilin:

a.Refrigeren bai isa ba.Ko da bawul ɗin faɗaɗa yana aiki sosai, babu wani canji a cikin samar da ruwa, cewa zafin jiki mai sanyi yana da girma a cikin evaporator don haɓaka zafin tsotsa.

b.Bawul ɗin haɓakawa yana aiki a cikin ƙaramin ƙarfi.Yawo na refrigerant na tsarin bai isa ba, ƙarancin refrigerant ya shiga cikin evaporator, superheat mafi girma, zafin tsotsa.

c.Tace bawul ɗin faɗaɗa yana toshe.Adadin samar da ruwa a cikin mai fitar da ruwa bai isa ba, an rage adadin ruwan refrigerant, kuma wani yanki na sarari na evaporator yana shagaltar da tururi mai zafi, don haka zafin iska yana ƙaruwa.

d.wasu dalilai.

a.Cajin firiji yana da yawa, yana mamaye wani yanki na sararin samaniya a cikin na'urar, don haka matsa lamba ya yi girma, kuma ruwan da ke shiga cikin evaporator yana ƙaruwa.Ruwan da ke cikin evaporator ba zai iya yin tururi gaba ɗaya ba, ta yadda iskar da compressor ke tsotsa ta ƙunshi ɗigon ruwa.Don haka, yanayin zafi na bututun iska na dawowa yana kwantar da hankali, amma yanayin zafi na evaporating baya canzawa saboda matsin lamba baya raguwa, kuma superheat yana raguwa.Ko da daidaita bawul ɗin haɓakawa, babu wani cigaba sosai.

b.Matsayin buɗewa na bawul ɗin haɓaka ya yi girma da yawa.Saboda ana daure firikwensin zafin jiki, wurin tuntuɓar da bututun iskar da ke dawowa ƙananan ne, ko kuma ba a nannade firikwensin zafin jiki tare da kayan hana zafi ba kuma wurin nannade ba daidai ba ne, zafin da aka auna ta firikwensin zafin jiki ba daidai ba ne, kusa da zafin yanayi, kuma ana sarrafa bawul ɗin fadadawa.Matsayin buɗewa yana ƙaruwa, yana haifar da wadatar ruwa da yawa.

Dalilin:

Cajin firiji bai isa ba kuma za'a daskare shi daga injin daskarewa zuwa kwampreso (Lura: ana buƙatar tabbatarwa).Bugu da kari, saboda wasu dalilai na waje, na'urar sanyaya ba ta fitar da kyau ko ma ba ta fita kwata-kwata a cikin mazugi, wanda zai iya haifar da sanyi mai tsanani ko ma datsewa da ruwa.(Idan na'urar sanyaya iska ta tsakiya ta dawo iska da kyau ko kuma tace mai sanyaya iskar ta toshe sosai, bututun chiller za a daskare shi kuma zafin zafin da ke gajiyar da shi ya yi ƙasa sosai. , wanda zai iya haifar da hawan iska mai zafi.

3. Yawan zafin jiki mara kyau

Abubuwa masu yuwuwa: ƙimar adiabatic, rabon matsawa, zafin tsotsa.

Za'a iya karanta zafin fiɗar kwampreso daga ma'aunin zafi da sanyio a kan layin shaye-shaye.Yana da alaƙa da adiabatic index na refrigerant, da matsawa rabo (matsi matsa lamba / evaporation matsa lamba), da tsotsa zafin jiki.Mafi girman zafin tsotsa, mafi girman rabon matsawa kuma mafi girman yawan zafin jiki.

Lokacin da matsa lamba ya kasance akai-akai, yawan zafin jiki na iskar gas yana tashi lokacin da matsa lamba ya karu;idan matsi na shaye-shaye bai canza ba, zafin iskar iskar gas kuma yana tashi lokacin da matsa lamba ya ragu, duka biyun na faruwa ne saboda karuwar matsi.Yawan zafin jiki mai yawa da yanayin zafi yana da illa ga aikin kwampreso kuma yakamata a guji shi.Yawan zafin da ya wuce kima na iya sa man mai ya zama sirara ko ma da wuta da coke, wanda ke lalata yanayin kwampreso.

Zazzabi na iskar iskar gas daidai yake da rabon matsawa (matsi na matsa lamba / matsa lamba) da zafin tsotsa.Idan superheat na tsotsa zafin jiki yana da girma kuma rabon matsawa yana da girma, zafin iskar gas mai shayewa zai yi girma.Idan matsatsin tsotsa da zafin jiki ba su canza ba, zafin iskar iskar gas shima yana tashi yayin da matsin shayewar ke karuwa.

Babban dalilan karuwar yawan zafin jiki

a.mafi girma tsotsa zafin jiki.Bayan an matsa tururi mai sanyi kuma yawan zafin jiki ya fi girma.

b.Zazzaɓin zafin jiki yana tashi don matsa lamba yana da girma, kuma.yana haifar da yanayin ƙaura.

c.An murƙushe farantin bawul ɗin shaye-shaye, tururi mai ƙarfi yana ta matsawa akai-akai kuma yanayin zafi ya tashi, silinda da kan silinda suna da zafi, ƙimar nunin ma'aunin zafi da sanyio akan bututun mai shima yana tashi.

Haƙiƙanin abubuwan da ke shafar haɓakar yanayin ƙaura sune: matsakaicin yanayin sanyaya yana da ƙasa, ko ma'aunin da ya wuce kima a cikin intercooler yana rinjayar musayar zafi, yanayin tsotsa na ƙarshen matakin dole ne babba, kuma zazzabin ƙaura shima ya karu.Ruwan bawul ɗin iskar gas yana zubar da zobe na piston, wanda ba wai kawai yana shafar haɓakar yanayin ƙaura ba, har ma yana canza matsa lamba na tsaka-tsaki.Muddin rabon matsawa ya fi ƙima na al'ada, zazzabin ƙaura zai tashi.Daming Refrigerationyana tunatar da ku cewa injunan sanyaya ruwa ba su da ruwa ko rashin isasshen ruwa zai ƙara yawan zafin jiki.Matsakaicin matsa lamba ba daidai ba ne kuma an saukar da matsa lamba.

4.high shaye matsa lamba

Matsakaicin shaye-shaye gabaɗaya yana da alaƙa da matakin zafin zafi.A ƙarƙashin yanayin al'ada, matsa lamba na fitarwa yana kusa da matsa lamba.Babban matsin lamba zai ƙara ƙarfin matsawa kuma ya rage yawan isar da iskar gas, don haka rage ƙarfin sanyaya.

Yayin da matsa lamba ya karu, zafin fitarwa na kwampreso shima yana tashi.Matsakaicin matsa lamba na kwampreso yana ƙaruwa, kuma an rage yawan isar da iskar gas, don haka an saukar da ƙarfin firiji na compressor.Amfanin wutar lantarki ya karu.Idan yawan zafin jiki na iskar gas ya yi yawa, ana ƙara yawan amfani da mai na kwampreso mai lubricating, man ya ragu, kuma an shafa mai;lokacin da yawan zafin jiki na iskar gas yana kusa da filasha na man kwampreso, wani ɓangare na man lubricating yana da carbonized kuma yana tarawa a cikin tsotsawa, tashar jiragen ruwa mai shayewa yana rinjayar hatimin bawul.

Rage yawan zafin jiki na matsakaicin sanyaya zai iya haifar da zafin jiki don saukewa kuma matsa lamba don ragewa, amma wannan yana iyakance ta yanayin muhalli kuma yana da wuya a zabi.Ƙara yawan kwararar matsakaiciyar sanyaya yana rage yawan zafin jiki (wannan hanyar ana amfani da ita).Duk da haka, ba zai yiwu a ƙara kwararar ruwa mai sanyaya ko iska ɗaya ba, saboda wannan zai ƙara ƙarfin famfo mai sanyaya ruwa ko fanka da injin, kuma ya kamata a yi la'akari da shi sosai.

5. rashin wadatar shaye-shaye

Rashin isassun matsuguni - galibi idan aka kwatanta da ƙayyadaddun ƙaura na kwampreso, yana ɗaya daga cikin mafi kusantar gazawar na'urar, galibi saboda dalilai da yawa:

1. An lalata matatar da ake ci ko kuma bututun tsotsawar kwampreso ya yi tsayi da yawa, kuma diamita na bututun ya yi ƙanƙanta, wanda ke haifar da juriya na tsotsa, wanda ke shafar ƙarar iska da kuma rage yawan iskar gas.

2. An rage saurin kwampreso don rage yawan shaye-shaye.Tunda an ƙera maɓalli na kwampreso bisa wani tsayin daka (mafi yawan injin kwampreso na iska), yawan zafin jiki, zafi da samar da wutar lantarki, idan aka yi amfani da shi a yanayin da ya zarce mizanin da ke sama, kamar yadda ake amfani da injin damfara a cikin tudu zai haifar. matsatsin tsotsa don raguwa, da sauransu, da kuma ƙaura kuma za a yi tasiri.

3, hatimin marufi ba shi da tsauri, yana haifar da ɗigogi, don haka an rage yawan shaye-shaye.Da farko, yana iya zama cewa filler kanta bai cancanta ba;Abu na biyu, ana iya haifar da shi ta hanyar zubar da iska yayin shigarwa, kamar abrasion ko damuwa.Gabaɗaya, filler ɗin yana cike da mai, wanda za'a iya shafawa, rufewa da sanyaya.