Yin sanyi a tashar jiragen ruwa na dawowar na'urar ajiyar sanyi abu ne da ya zama ruwan dare a cikin tsarin firiji.Gabaɗaya, ba zai haifar da matsalar tsarin nan da nan ba, kuma ƙananan sanyi yawanci ba a magance su ba.Idan yanayin sanyi ya fi tsanani, to, buƙatar farko don share dalilin sanyi
Na farko, da kwampreso iska dawo tashar jiragen ruwa sanyi
Yin sanyi a mashigarwar iskar da ta dawo yana nuna cewa dawowar zafin iska na compressor yayi ƙasa sosai.To menene zai haifar da dawowar zafin iska na compressor ya yi ƙasa sosai?
Irin wannan taro na refrigerant, idan girma da matsa lamba sun canza, zafin jiki zai sami aiki daban-daban.Idan zafin jiki na dawowar kwampreta ya yi ƙasa, gabaɗaya zai nuna ƙarancin dawowar iskar iskar gas da babban ƙarar firiji iri ɗaya a lokaci guda.Tushen wannan yanayin shine cewa refrigerant da ke gudana ta hanyar evaporator ba zai iya cika zafin da ake buƙata ta hanyar faɗaɗa shi zuwa ƙimar zafin da aka ƙayyade ba.
Akwai dalilai guda biyu na wannan matsalar:
- Makullin ruwa mai firigeren na al'ada ne, amma evaporator ba zai iya ɗaukar zafi akai-akai ba;
- shayar da zafi na evaporator yana aiki akai-akai, amma isar da saƙon firij ya yi yawa, wato, firijin yana da yawa, yawanci mun fahimci cewa refrigerant yana da yawa.
Na biyu, saboda ƙarancin fluorine da ya haifar da kwampreso ya dawo da sanyin iskar gas
1.saboda kwararar firij kadan ne
Ƙananan faɗaɗa refrigerant ba zai yi amfani da duk yankin mai fitar da ruwa ba, kuma zai haifar da ƙananan zafin jiki ne kawai a cikin injin.A wasu wurare, saboda ƙaramin adadin firiji da faɗaɗa cikin sauri, yanayin zafin gida ya yi ƙasa da ƙasa, kuma yanayin sanyi mai ƙanƙara yana bayyana.
Bayan sanyi na gida, saboda samuwar wani rufin rufin zafi a saman ma'aunin zafi da sanyin zafi a wannan yanki, ana canja wurin faɗaɗa refrigerant zuwa wasu wurare, kuma a hankali gabaɗayan sanyin ƙanƙara ko icing sabon abu, duka evaporator. kafa wani zafi rufi Layer, don haka fadada zai yada zuwa kwampreso mayar bututu da kai ga kwampreso dawo gas sanyi.
2.saboda qananan firij
Low evaporation matsa lamba a cikin evaporator yana kaiwa ga low evaporation zafin jiki, wanda sannu a hankali zai kai ga condensation a cikin evaporator don samar da wani zafi rufi Layer, da kuma canja wurin fadada batu zuwa kwampreso mayar da iskar gas, sakamakon da kwampreso dawo gas frosting.
Low evaporation matsa lamba a cikin evaporator yana kaiwa ga low evaporation zafin jiki, wanda sannu a hankali zai kai ga condensation a cikin evaporator don samar da wani zafi rufi Layer, da kuma canja wurin fadada batu zuwa kwampreso mayar da iskar gas, sakamakon da kwampreso dawo gas frosting.
Maki biyun da ke sama za su nuna dusar ƙanƙara kafin kompressor ya dawo da sanyin iska.
A gaskiya ma, a mafi yawan lokuta ga sanyi sabon abu, idan dai daidai da zafi gas kewaye bawul.Hanya ta musamman ita ce buɗe murfin ƙarshen ƙarshen bawul ɗin gas mai zafi, sannan a yi amfani da maƙallan hex na No.8 don kunna kwaya mai daidaitawa cikin agogo.Tsarin daidaitawa bai yi sauri ba.Gabaɗaya, za a dakatar da shi bayan rabin juyawa, kuma tsarin zai yi aiki na ɗan lokaci don ganin yanayin sanyi kafin yanke shawarar ko za a ci gaba da daidaitawa.Lokacin da aikin ya kasance barga kuma yanayin sanyi na compressor ya ɓace, ƙara ƙarar murfin.
Na uku Silinda kai sanyi (mummunan crankcase sanyi)
Ciwon kai na Silinda yana faruwa ne ta hanyar babban adadin rigar tururi ko na'urar damfara mai shayarwa.Manyan dalilan da suka sa haka su ne:
- Buɗewar bawul ɗin faɗaɗawar thermal yana da girma da yawa, kuma shigar da kunshin jin zafin jiki ba daidai ba ne ko gyarawa a hankali, ta yadda zafin da ake ji ya yi yawa kuma an buɗe spool ɗin ba daidai ba.
Bawul ɗin faɗaɗa thermal yana amfani da superheat a wurin fitarwa azaman siginar amsawa don samar da siginar karkatacciyar hanya bayan kwatanta shi da ƙimar da aka bayar don daidaita kwararar na'urar a cikin injin.Mai daidaita daidaitaccen aiki kai tsaye, wanda ke haɗa mai watsawa, mai sarrafawa da mai kunnawa.
Dangane da nau'ikan ma'auni daban-daban, ana iya raba bawul ɗin faɗaɗa thermal zuwa:
Bawul ɗin haɓaka ma'aunin zafi na ciki;
Bawul ɗin haɓaka madaidaicin ma'auni na waje.
Ana buɗe bawul ɗin faɗaɗawar thermal da yawa, ana shigar da kunshin gano zafin jiki ba daidai ba ko gyarawa a hankali, ta yadda zafin zafin ya yi yawa kuma spool ɗin ya buɗe ba daidai ba, yana haifar da babban adadin rigar tururi a tsotse cikin kwampreso, wanda ya haifar da hakan. sanyi a kan Silinda.
Ana buɗe bawul ɗin faɗaɗawar thermal mai faɗi da yawa, ana shigar da kunshin gano zafin jiki ba daidai ba ko gyarawa ba daidai ba, ta yadda zafin zafin ya yi yawa, spool ɗin yana buɗewa ba daidai ba, yana haifar da jikewar tururi mai yawa a cikin kwampreso, kuma kan silinda yayi sanyi.
- Lokacin da ruwan bawul ɗin solenoid bawul ɗin ya zube ko tsayawa, bawul ɗin faɗaɗa ba a rufe sosai
Ruwan firiji mai yawa ya taru a cikin mashin kafin farawa.Wannan yanayin kuma yana da sauƙin haifar da bugun kwampreso ruwa!
- Mai yawan refrigerant a cikin tsarin
Matsayin ruwa a cikin na'ura ya fi girma, wurin da ake canja wurin zafi yana raguwa, don haka matsa lamba ya karu, wato, matsa lamba kafin bawul ɗin fadada ya karu, adadin firiji a cikin evaporator yana ƙaruwa, refrigerant na ruwa ba za a iya kwashe shi gaba daya ba. a cikin evaporator, don haka compressor ya shayar da tururi mai laushi, gashin silinda yana da sanyi ko ma sanyi, kuma yana iya haifar da "ruwan ruwa", kuma matsa lamba na evaporation zai yi girma.
Lokacin aikawa: Dec-06-2022
