Defrosting heaterszvinhu zvakakosha mumafiriji masisitimu, kunyanya mumafiriza nemafiriji, uko basa ravo nderekudzivirira chando pamakoiri evaporator. Iko kuunganidzwa kwematanho echando kunogona kuderedza zvakanyanya kushanda kweaya masisitimu, zvichizokanganisa kugona kwavo kutonhora.
Thefiriji defrosting kudziyisa chubhuchikamu chakakosha chefiriji yefiriji system, iyo inonyanya kushandiswa kunyungudutsa chando chakaunganidzwa pane evaporator mu automated frost cycle kuti ive nechokwadi chekushanda kwefiriji yefiriji.
Defrost heater basa:
defrosting: Panguva yekushanda kwefiriji, pamusoro peiyo evaporator ichaita chando, uye yakanyanyisa chando chechando chichakanganisa firiji. Thedefrost heater chubhuinonyungudutsa chando chechando nekudziya, kuitira kuti evaporator idzokere kune yakajairika kushanda mamiriro.
Automated frost: Mafiriji emazuva ano anowanzo kuve ane otomatiki echando masisitimu umodefrost heat tubeichatanga panguva yakatarwa kana pasi pemamiriro ekugadzirisa uye inodzima pakarepo mushure mekugadzirisa.
Nheyo yekushanda kweiyo defrost heater ndeyekupisa coil evaporator panguva yakatarwa yekunyungudutsa chero chando chakaunganidzwa. Iyo inowanzo shandiswa defrost heaters inonyanya kuwira mumhando mbiri: yemagetsi kupisa mhando uye inopisa gasi kupisa mhando.
Magetsi defrost heaterszvinowanzoiswa mumafiriji emumba nemafiriza. Aya mahiyata anogadzirwa nezvinhu zvekupikisa zvakaita senickel-chromium alloys, ane kukwirira kwakanyanya uye anogona kuburitsa kupisa kana ikozvino yapfuura nepakati pavo. Iwo anoiswa nehungwaru pedyo nemakoiri evaporator kana kuti akaiswa zvakananga pamakoiri.
Kana firiji iri kushanda mufiriji kutenderera, evaporator coils inotora kupisa kubva mukati, zvichiita kuti hunyoro hwemhepo hudzike uye kuoma pamakoiri. Nokufamba kwenguva, izvi zvinoumba chando. Kuti udzivise kuwanda kwechando kuunganidza, defrost timer kana control board inopota ichitanga defrost cycle, kazhinji maawa matanhatu kusvika gumi nemaviri, zvichienderana nemuenzaniso wefiriji.
Kana iyo defrost cycle yatangwa, iyo control system inocheka iyo compressor uye activate iyodefrost heater. Yazvino inopfuura nemu hita, ichigadzira kupisa kudziya evaporator coils. Sezvo tembiricha yekoiri inokwira, chando chaunganidzirwa chinotanga kunyunguduka ichishanduka kuita madonhwe emvura.
Kuti udzivise kukuvadzwa kwehurongwa uye kuve nechokwadi chekudzikisa zvakanaka, iyo defrost thermostat inotarisisa tembiricha ye evaporator coil. Kana tembiricha yasvika pane imwe nhanho, zvichiratidza kuti chando chanyungudika zvakazara, thermostat inotumira chiratidzo kune iyo control system yekumisa defrost cycle.
Mvura inoumbwa kubva muchando ichinyunguduka inoyerera ichidzika pasi peevaporator coil ichienda kune drip pan iri pasi pemudziyo. Ikoko, inowanzoputika nekuda kwekupisa kunogadzirwa necompressor panguva yemazuva ose efiriji.
Kune rumwe rutivi, kupisa gasi defrosting masisitimu anowanikwa mumidziyo mikuru yekutengesa firiji. Muzvirongwa izvi, panzvimbo yekushandisa magetsi emagetsi, firiji pachayo inoshandiswa kudzikisa makoiri. Munguva ye defrosting cycle, firiji system inoshandura maitiro ayo ekushanda.
Ivhavha inosuma zvakananga iyo yepamusoro-yekushisa uye yakakwirira-kumanikidza refrigerant gasi inoburitswa kubva kune compressor ichipinda muevaporator coil. Sezvo gasi rinopisa richiyerera nepakati pekoiri, rinoendesa kupisa kune chando chechando, zvichiita kuti inyunguduke. Mvura yakanyungudutswa inodururwa. Mushure mekunge defrosting cycle yapera, vharuvhu inodzosera refrigerant kudzokera kudunhu rayo rekutonhora.
Kunyangwe iri yemagetsi defrosting system kana inopisa gasi defrosting system, chinangwa chavo ndechekubvisa chando chechando pane evaporator coil, asi vanotora nzira dzakasiyana dzekubvisa chando.
Nguva dzose kugadzirisa uye kushanda kwakajairika kweiyodefrost heater chubhuzvakakosha pakushanda zvakanaka kwefiriji system. Kusashanda zvakanaka kwehita kunogona kukonzera kuwanda kwechando kuunganidza, kuderedzwa kwefiriji kushanda zvakanaka, uye kukanganisa kunogona kuitika kumidziyo.
Defrost heaters inoita basa rakakosha kuchengetedza kushanda kwakakwana kwefiriji system nekudzivirira chando kuti chisaumbe pamakoiri evaporator. Zvingave kuburikidza nekudzivirira kupisa kana kupisa gasi kupisa, maheater aya anovimbisa kuti macoil haatonhorere, achibvumira sisitimu kuti ishande nemazvo uye kuchengetedza tembiricha inodiwa mukati memudziyo.
Nguva yekutumira: Mar-22-2025