Izinzwa lokushisa ziyingxenye ebalulekile ngaphakathi kwamasistimu ephampu yokushisa. Zisebenza "njengezitho zenzwa" zesistimu, ezinomthwalo wemfanelo wokuqapha amazinga okushisa ngokuqhubekayo ezindaweni ezibalulekile. Lolu lwazi lubuyiselwa ebhodini lokulawula ("ubuchopho"), olwenza isistimu yenze izinqumo ezinembile kanye nokulungiswa. Lokhu kuqinisekisa ukusebenza kahle, okuphephile, nokunethezeka.
Nansi imisebenzi eyinhloko yezinzwa zokushisa kumaphampu okushisa:
1. Ukuqapha i-Evaporator kanye nama-Condenser Temperature:
- I-Evaporator (Ikhoyili yasendlini kumodi yokushisa):Iqapha izinga lokushisa njengoba isiqandisi sidonsa ukushisa emoyeni wasendlini. Lokhu kusiza:
- Vimbela Ukwakhiwa Kwe-Frost:Lapho izinga lokushisa lomhwamuko lehla kakhulu (eduze noma ngaphansi kwezingaqhwa), umswakamo osemoyeni ungabanda kukhoyili (isithwathwa), okuvimbela kakhulu ukudluliswa kokushisa kahle. Izinzwa ezithola amazinga okushisa aphansi zicuphadefrost umjikelezo.
- Lungiselela Ukusebenza Ngempumelelo:Iqinisekisa ukuthi izinga lokushisa evaporator lihlala ngaphakathi kwebanga elilungile ukuze kukhuliswe ukusebenza kahle kokumunca ukushisa okuvela emthonjeni (umoya, amanzi, umhlabathi).
- Hlola Isimo Sefriji:Isiza ukunquma ukushajwa kwesiqandisi okufanele kanye nokuhwamuka okuphelele, ngokuvamile okuhambisana nezinzwa zokucindezela.
- I-Condenser (Ikhoyili yangaphandle kwimodi yokushisisa):Iqapha izinga lokushisa njengoba isiqandisi sikhulula ukushisa emoyeni wangaphandle. Lokhu kusiza:
- Vimbela ukushisa ngokweqile:Iqinisekisa izinga lokushisa elibambayo lihlala ngaphakathi kwemikhawulo ephephile. Amazinga okushisa ancipha kakhulu anciphisa ukusebenza kahle futhi angalimaza i-compressor.
- Lungiselela Ukwenqaba Ukushisa:Ilawula isivinini sefeni ye-condenser ukulinganisela ukusebenza kahle kwamandla nomthamo wokwenqaba ukushisa.
- Hlola Isimo Sefriji:Futhi kusiza ekuhloleni ukusebenza kwesistimu namazinga wokushaja esiqandisini.
2. Ukuqapha Amazinga Okushisa Angaphakathi Nangaphandle:
- Inzwa Yezinga Lokushisa Yangaphakathi:Okubalulekile ekuzuzeniukulawula induduzo.
- I-Setpoint Control:Ilinganisa ngokuqondile izinga lokushisa langempela langaphakathi futhi iliqhathanise nezinga lokushisa eliqondiswe ngumsebenzisi. Ibhodi lokulawula lisebenzisa lokhu ukuze linqume ukuthi lizoqala nini, limiswe, noma lilungise umthamo wephampu yokushisa (kumamodeli we-inverter).
- Vimbela ukushisisa/ukupholisa ngokweqile:Isebenza njengendlela yokuphepha yokuvimbela ukuchezuka okungavamile kumazinga okushisa amisiwe.
- Inzwa Yangaphandle Yezinga Lokushisa Le-Ambient:Iqapha izinga lokushisa lomoya wangaphandle, okubalulekile ekusebenzeni kwesistimu.
- Ukushintsha Imodi:Esimweni sezulu esibanda kakhulu, lapho amandla okushisa epompo yomthombo womoya ehla kakhulu, amazinga okushisa aphansi atholiwe angase aqalise ukusebenzaama-heaters kagesi asizayonoma uguqule isu lokusebenza kwezinye izinhlelo.
- I-Defrost Trigger/Ukunqanyulwa:Izinga lokushisa langaphandle liyisici esibalulekile (esivame ukuhlanganiswa nezinga lokushisa le-evaporator) ekunqumeni ubuningi be-defrost kanye nobude besikhathi.
- Ukuthuthukisa Ukusebenza:Isistimu ingalungisa amapharamitha okusebenza (isb, isivinini se-compressor, isivinini sabalandeli) ngokusekelwe kuzinga lokushisa langaphandle ukuze kuthuthukiswe ukusebenza kahle.
3. Ukuvikelwa kwe-Compressor kanye nokuqapha:
- I-Compressor Discharge Temperature Sensor:Iqapha ngokuqondile izinga lokushisa lomfutho ophezulu, izinga lokushisa eliphezulu legesi efrijini eliphuma ku-compressor. Lokhu yiisilinganiso sokuphepha esibalulekile:
- Vimbela Ukulimala Kokushisa Okudlulele:Amazinga okushisa aphakeme kakhulu angalimaza kakhulu ukugcotshwa kwe-compressor kanye nezingxenye zemishini. Inzwa iyala ukuvalwa kwe-compressor ngokushesha uma kutholwa isimo sezinga lokushisa elingaphezu kwamandla.
- Ukuxilongwa Kwesistimu:Izinga lokushisa elingavamile lokukhipha isiqandisi liyinkomba eyinhloko yokuhlonza izinkinga zesistimu (isb., ukushaja okuphansi kwesiqandisi, ukuvaleka, ukugcwala ngokweqile).
- Inzwa yokushisa ye-Compressor Shell:Iqapha izinga lokushisa kwezindlu ze-compressor, inikeze isendlalelo esengeziwe sokuvikela ukushisa ngokweqile.
4. Ukuqapha Amazinga Okushisa Olayini Wesiqandisi:
- Inzwa Yokushisa Ulayini (Buyisa Igesi):Iqapha izinga lokushisa kwegesi efrijini engena ku-compressor.
- Vimbela Ukugwedla Kwe-Liquid:Amazinga okushisa okumunca aphansi kakhulu (okukhombisa ukuthi kungenzeka ukuthi isiqandisi esiwuketshezi sibuyele ku-compressor) singalimaza i-compressor. Inzwa ingacupha izenzo zokuvikela.
- Ukusebenza Kwesistimu Nokuxilongwa:Izinga lokushisa lomugqa wokudonsa liyipharamitha eyinhloko yokuhlola ukusebenza kwesistimu (isb., ukulawula ukushisa okuphezulu, ukuvuza kwesiqandisi, ukushaja okungafanele).
- Inzwa yezinga lokushisa yomugqa we-Liquid:Kwesinye isikhathi kusetshenziselwa ukuqapha izinga lokushisa lesiqandisi esiwuketshezi sishiya isikhuthazi, sisiza ekuhloleni ukupholisa okuncane noma ukusebenza kwesistimu.
5. Ukulawula i-Defrost Cycle:
- Njengoba kushiwo, i-inzwa yokushisa ye-evaporatorfuthiinzwa yangaphandle yezinga lokushisa elizungezilekukhona okokufaka okuyinhloko kokuqala nokunqamula umjikelezo wokumiswa kweqhwa. Isilawuli sisebenzisa ukuqonda okusethiwe (isb, okusekelwe kusikhathi, isikhathi sezinga lokushisa, ukuhluka kwezinga lokushisa) ukuze sinqume lapho kudingekile ukuncishiswa kweqhwa (ngokuvamile lapho izinga lokushisa elihwamuzayo liphansi kakhulu isikhathi esimisiwe) nalapho seliphelile (lapho isihwamuko noma izinga lokushisa le-condenser likhuphuka libuyela kunani elimisiwe).
6. Ukulawula Izisetshenziswa Ezisizayo:
- I-Axiliary heater Control:Lapho i-inzwa yokushisa yasendliniithola ukushisa okunensayo noma ukungakwazi ukufinyelela indawo ebekiwe, futhiinzwa yokushisa yangaphandleibonisa izinga lokushisa eliphansi kakhulu le-ambient, ibhodi lokulawula livula ama-heaters kagesi asizayo (izakhi zokushisa) ukwengeza ukushisa.
- Ithempelesha Yethangi Lamanzi (Amaphampu Okushisa Asuka Emoyeni Amanzi):Kumaphampu okushisa anikezelwe ukushisisa amanzi, inzwa yezinga lokushisa ngaphakathi kwethangi lamanzi imaphakathi nokulawula ithagethi yokushisisa.
Kafushane, izindima zezinzwa zokushisa kumaphampu okushisa zingahlukaniswa ngokuthi:
- Ukulawula Okubalulekile:Inika amandla ukulawula izinga lokushisa kwegumbi okunembayo nokulawulwa kokunethezeka.
- Ukuthuthukisa Ukusebenza kahle:Ukuqinisekisa ukuthi uhlelo lusebenza ngokuphumelelayo ngangokunokwenzeka ngaphansi kwezimo ezihlukahlukene, ukonga amandla.
- Ukuvikela Ukuphepha:Ukuvimbela ukulimala kwengxenye ebalulekile (i-compressor overheating, slugging liquid, i-system overpressure/underpressure - ngokuvamile kuhlanganiswe nezinzwa zokucindezela).
- Ukusebenza okuzenzakalelayo:Ukuphatha ngobuhlakani imijikelezo yokuncishiswa kweqhwa, ukwenza kusebenze/ukuvalwa kwe-heater, ukushintshwa kwesivinini sabalandeli, njll.
- Ukuxilongwa Kwephutha:Ukunikeza idatha yezinga lokushisa elibalulekile kochwepheshe ukuze bathole izinkinga zesistimu (isb., ukuvuza kwesiqandisi, ukuvinjwa, ukwehluleka kwengxenye).
Ngaphandle kwalezi zinzwa zokushisa ezibekwe ngendlela efanelekile ezindaweni ezibalulekile ohlelweni lonke, iphampu yokushisa ayikwazanga ukufeza ukusebenza kwayo okuphumelelayo, okuhlakaniphile, okuthembekile, nokuphephile. Ziyizingxenye ezibalulekile zezinhlelo zesimanje zokulawula iphampu yokushisa.
Isikhathi sokuthumela: Jul-02-2025