Saboda sanyi a saman mai evaporator a cikin ajiya mai sanyi, yana hana gudanarwa da yada ƙarfin sanyi na refrigeration evaporator (bututu), kuma a ƙarshe yana rinjayar tasirin refrigeration. Lokacin da kauri daga cikin dusar ƙanƙara (kankara) akan farfajiyar mai fitar da ruwa ya kai wani ɗan lokaci, ingancin firiji har ma ya ragu zuwa ƙasa da 30%, yana haifar da ɓarna mai yawa na makamashin lantarki da rage rayuwar sabis na tsarin firiji. Sabili da haka, wajibi ne don aiwatar da aikin defrost ajiya na sanyi a cikin sake zagayowar da ta dace.
Defrosting manufa
1, inganta yanayin sanyi na tsarin;
2. Tabbatar da ingancin samfuran daskararre a cikin sito
3, adana kuzari;
4, tsawaita rayuwar sabis na tsarin ajiyar sanyi.
Hanyar defrosting
Hanyoyi na zubar da sanyi na ajiyar sanyi: zafi mai zafi na iskar gas (mai zafi mai zafi mai zafi, zafi ammonia defrosting), lalata ruwa, lalata wutar lantarki, na'urar injiniya (artificial) defrosting, da dai sauransu.
1, zafi mai zafi
Ya dace da babba, matsakaita da ƙananan bututun ajiya mai sanyi da ke juyar da iskar gas mai zafi mai zafi a cikin injin daskarewa ba tare da dakatar da kwarara ba, zazzabi mai zafi ya tashi, kuma ruwan sanyi da haɗin gwiwar fitar da sanyi ya narke ko kuma a bare. Defrosting gas mai zafi yana da tattalin arziki kuma abin dogaro, dacewa don kulawa da gudanarwa, kuma saka hannun jari da wahalar gini ba shi da yawa. Sai dai kuma akwai wasu tsare-tsare masu zafi da za su kashe iskar gas da yawa, al’adar da aka saba amfani da ita ita ce a aika da iskar gas mai zafi da zafi da ake fitarwa daga na’urar kwampreso zuwa cikin injin da zai saki zafi da narkewa, ta yadda daskararre ruwan sai ya shiga wani mai fitar da ruwa ya sha. zafi da ƙafewa zuwa ƙananan zafin jiki da ƙarancin iskar gas, sannan ya dawo zuwa tashar tsotsawar compressor don kammala zagayowar.
2, gusar da ruwan feshi
Ana amfani da shi sosai don defrosting na manyan chillers manya da matsakaici
Lokaci-lokaci ana fesa magudanar ruwa da ruwan zafin ɗaki don narkar da ruwan sanyi. Ko da yake tasirin defrosting yana da kyau sosai, ya fi dacewa da masu sanyaya iska, kuma yana da wuya a yi aiki don kullun iska. Hakanan yana yiwuwa a fesa mai fitar da ruwa tare da bayani tare da zafin jiki mai daskarewa, kamar 5% -8% maida hankali brine, don hana samuwar sanyi.
3. Lantarki defrosting
Ana amfani da defrosting bututu mai zafi na lantarki mafi yawa a matsakaici da ƙarami mai sanyaya iska; Ana amfani da defrosting waya mai dumama wutar lantarki a matsakaici da ƙananan bututun aluminum masu sanyi
Defrosting wutar lantarki, don chiller yana da sauƙi kuma mai sauƙin amfani; Duk da haka, game da yanayin ajiya mai sanyi na aluminum tube, wahalar ginawa na aluminum fin shigar da waya mai dumama wutar lantarki ba ƙananan ba ne, kuma rashin nasara yana da yawa a nan gaba, kulawa da kulawa yana da wuyar gaske, tattalin arziki yana da talauci, kuma yanayin aminci yana da ƙasa kaɗan.
4, injin wucin gadi defrosting
Ƙananan bututun ajiyar sanyi na defrosting bututun ajiya mai sanyi ya fi tattalin arziƙi, hanya mafi asali ta kawar da sanyi. Babban ajiya mai sanyi tare da defrosting na wucin gadi ba gaskiya bane, aikin kai sama yana da wahala, amfani da jiki yana da sauri sosai, lokacin riƙewa a cikin ɗakin ajiya ya yi tsayi yana da illa ga lafiya, defrosting ba shi da sauƙin kammalawa, yana iya haifar da nakasar evaporator, kuma yana iya ma karya injin fitar da ruwa kuma ya haifar da hatsarori na yabo na firiji.
Zaɓin yanayi (tsarin fluorine)
Bisa ga daban-daban evaporator na ajiyar sanyi, an zaɓi hanyar da za a iya cire sanyi mai dacewa, da kuma amfani da makamashi, amfani da matakan tsaro, shigarwa da wahalar aiki ana kara dubawa.
1, Hanyar daskarewa mai sanyi
Akwai bututun wutar lantarki da defrosting na ruwa zai iya zaɓar. Wuraren da ya fi dacewa da amfani da ruwa na iya gwammace sanyi mai juye ruwa, kuma wuraren da ke da karancin ruwa suna zabar bututun zafi na sanyi mai sanyi. Ruwa mai juye sanyi sanyi gabaɗaya ana saita shi a cikin babban kwandishan, tsarin firiji.
2. Hanyar defrosting na layin karfe
Akwai zafi mai zafi mai daskarewa da kuma zaɓin defrosting na wucin gadi.
3. Hanyar defrosting na aluminum tube
Akwai ɓangarorin daɗaɗɗen zafin jiki na zafin jiki da zaɓuɓɓukan defrosting na zafin wuta. Tare da amfani mai yawa na aluminum tube evaporator, da defrosting na aluminum bututu an biya mafi kuma mafi hankali da masu amfani. Saboda dalilai dalilai, aluminum tube ne m ba dace da yin amfani da sauki da kuma m wucin gadi inji defrosting kamar karfe, don haka defrosting Hanyar aluminum tube kamata zabi lantarki waya defrosting da zafi fluorine defrosting hanya, a hade tare da makamashi amfani, makamashi yadda ya dace rabo. da aminci da sauran dalilai, ƙaddamar da bututun aluminum ya fi dacewa don zaɓar hanyar lalatawar fluorine mai zafi.
Aikace-aikacen rage sanyi mai zafi
Kayan aikin juzu'i na freon kwararar hanya da aka ƙera bisa ka'idar cirewar iskar gas mai zafi, ko tsarin jujjuyawar da ke tattare da adadin bawuloli na lantarki (bawul ɗin hannu) da aka haɗa, wato tashar sarrafa refrigerant, na iya gane aikace-aikacen da zazzagewar fluorine mai zafi a ciki. ajiya mai sanyi.
1, tashar daidaitawa ta hannu
Ana amfani da shi sosai a cikin manyan na'urorin firiji kamar haɗin kai tsaye.
2, kayan aikin canza fluorine mai zafi
Ana amfani da shi sosai a cikin ƙanana da matsakaicin tsarin firiji ɗaya. Kamar: na'urar juyawa mai zafi ɗaya mai zafi.
Dannawa ɗaya mai zafi mai zafi mai lalata fluorine
Ya dace da tsarin kewayawa mai zaman kanta na kwampreso guda ɗaya (bai dace da shigarwar haɗin kai na layi daya ba, multistage da raka'a masu haɗuwa). Ana amfani da shi a cikin ƙanana da matsakaici-sized sanyi ajiya bututu defrosting da kankara masana'antu defrosting.
musamman
1, sarrafa hannu, jujjuya danna sau ɗaya.
2, dumama daga ciki, sanyi Layer da bututu bango iya narke da kuma fada, makamashi yadda ya dace rabo 1: 2.5.
3, defrosting sosai, fiye da 80% na sanyi Layer ne m digo.
4, bisa ga zanen da aka shigar kai tsaye a kan na'ura mai kwakwalwa, ba sa buƙatar wasu kayan haɗi na musamman.
5, bisa ga ainihin bambance-bambance a cikin yanayin zafi, gabaɗaya yana ɗaukar mintuna 30 zuwa 150.
Lokacin aikawa: Oktoba-18-2024