Kusviba kwenzvimbo inotonhora yekuchengetera kunonyanya kukonzerwa nechando chiri pamusoro peevaporator munzvimbo inotonhora, iyo inoderedza hunyoro munzvimbo inotonhora, inotadzisa kupisa kwepombi, uye inokanganisa kutonhora. Iyo inotonhora yekuchengetedza defrosting matanho anonyanya kusanganisira:
kupisa gasi defrosting
Yakananga kupfuudza inopisa gaseous condensing agent ichipinda muevaporator uye ichiyerera nemuevaporator. Kana tembiricha yekuchengetera inotonhora ichikwira kusvika 1 °C, compressor inodzimwa. Kupisa kwe evaporator kunokwira, izvo zvinoita kuti chando chepamusoro chinyunguduke kana kusvuura; iyo inopisa mhepo inonyunguduka ine hupfumi uye yakavimbika, uye kuchengetedza uye manejimendi zviri nyore, uye kudyara kwayo uye kuvaka hakuna kuoma. Zvisinei, pane zvakawanda zvingasarudzwa zvemhepo inopisa defrosting. Iyo yakajairika nzira ndeyekutumira iyo yakanyanya kudzvanywa uye tembiricha gasi rinoburitswa kubva mucompressor kupinda muevaporator kuburitsa kupisa uye kudzima, uye rega mvura yakanyungudutswa ipinde mune imwe evaporator kuti itore kupisa uye inyunguruke mukudzika kwakadzika uye kushomeka gasi. Dzokera kune compressor suction kuti upedze kutenderera.
Mvura yakapfapfaidza defrosting
Gara uchipfapfaidza mvura kuti itonhodze evaporator kudzivirira kuumbwa kwechando chechando; kunyangwe iyo defrosting mhedzisiro yemvura yekupfapfaidza defrosting yakanaka, inonyanya kukodzera kumhepo inotonhorera, iyo yakaoma kushanda kune evaporation coil. Kune zvakare mhinduro ine tembiricha yepamusoro yekutonhora, senge 5% -8% concentrated brine, kudzivirira kuumbwa kwechando.
Zvemagetsidefrost Electric heaterszvinodziyirwa kuti zviome.
Kunyange zvazvo iri nyore uye iri nyore, maererano nechimiro chaicho chechando chekuchengetedza chigadziko uye kushandiswa kwepasi, kuoma kwekuvaka kwekuisa waya yekupisa hakusi kuduku, uye kukundikana kwehuwandu hunenge hwakakwirira mune ramangwana, kugadzirisa kwekugadzirisa. yakaoma, uye hupfumi hwakashata zvakare.
Kune mamwe akawanda anotonhora ekuchengetedza ekuchengetedza nzira dzekudzikisa, kuwedzera kumagetsi emagetsi, kunyura kwemvura uye kupisa mhepo inopisa, kune mechanical defrosting, etc. Mechanical defrosting inonyanya kushandisa maturusi ekugadzirisa nemaoko, chando chechando pane inotonhorera yekuchengetedza evaporating coil Kana iyo. zvinodiwa kubvisa, sezvo dhizaini inotonhora yekuchengetera haina otomatiki defrosting mudziyo, chete Chinyorwa defrosting inogona kuitwa, asi pane zvakawanda zvinokanganisa.
Inopisa Fluoride Defrosting Chishandiso (Chinyorwa):Ichi chishandiso chiri nyore defrost mudziyo wakagadzirwa maererano nemusimboti wekupisa fluorine defrost. Iko zvino yave kushandiswa zvakanyanya muindasitiri yefiriji yakadai seindasitiri yechando uye firiji. Hapana mavharuvhu e-solenoid anodiwa. Scope Yakazvimirira kutenderera sisitimu yeimwe compressor uye imwechete evaporator. Haikodzeri parallel, multi-stage, cascade units.
Zvakanakira:kubatana kuri nyore, kuisirwa kushanda kuri nyore, magetsi haadiwe, chengetedzo haidiwe, chengetedzo haidiwe, zvinhu hazvina kuchengetwa, tembiricha yekuchengetera haina chando, uye hesiti inotonhora uye inotonhora. . Iko kushandiswa kweindasitiri yefiriji uye firiji 20 square metres kusvika 800 square metres, uye iyo diki uye yepakati-saizi yekuchengetera inotonhora chubhu yakasvibiswa. Mhedzisiro yeaizi maindasitiri emidziyo yakasanganiswa nemaviri efin aluminium mitsara.
iwo akanakisa maficha e defrosting maitiro
1.manual control one-button switch, nyore, yakavimbika, yakachengeteka, hapana kukundikana kwemidziyo kunokonzerwa nemisoperation.
2. Kupisa kubva mukati, kusanganiswa kwechando chechando uye rusvingo rwepombi inogona kunyungudutswa, uye chitubu chekupisa chinonyanya kushanda.
3. defrosting yakachena uye yakakwana, inopfuura 80% yechando yechando yakasimba, uye mhedzisiro yacho iri nani ne 2-fin aluminium discharge evaporator.
4. maererano nedhayagiramu yakanyatsoiswa pachikwata chekugadzirisa, nyore pombi yekubatanidza, hapana zvimwe zvakakosha.
5. maererano nehupamhi chaihwo hwehupamhi hwechando chechando, chinowanzoshandiswa 30 kusvika kumaminitsi e150.
6. Kuenzaniswa nemagetsi ekupisa kirimu: yakakwirira yekuchengetedza chinhu, yakaderera kukanganisa kutonhora kwekushisa, uye zvishoma zvinokanganisa pane zvinyorwa uye kurongedza.
Iyo evaporator yeinotonhora yekuchengetedza system inofanirwa kutarisisa kuchengetedza. Kana iyo evaporator frosting ichizokanganisa kushandiswa kwakajairwa kwekutonhora kwekuchengetera, maitiro ekudzikisa munguva? Yedu inotonhora yekumisikidza nyanzvi yehusiku kutonhora matipi iwe unofanirwa kuterera kune mapoinzi evaporator frosting inotungamira mukuwedzera kupisa kwekupisa, kupisa kwekutamisa coefficient kwakadzikira. Kune chiller, nzvimbo yepamuchinjikwa yemhepo inoyerera inoderedzwa, kuyerera kwekudzivirira kunowedzera, uye kushandiswa kwesimba kunowedzera. Saka, inofanira kucheneswa nenguva.
Ikozvino kutonhora kwekuchengetedza zvirongwa ndezvinotevera:
1. Manual frosting iri nyore uye iri nyore, uye ine zvishoma zvinokanganisa kupisa kwekuchengetedza, asi simba rekushanda rakakura, defrosting haisi yakakwana, uye pane zvisingakwanisi.
2. Mvura inodururwa, uye mvura yechando inopfapfaidzwa pamusoro peevaporator kuburikidza nemushonga wekupfapfaidza kunyungudutsa chidimbu cheviri, uye yozobudiswa nepombi yemvura. Iyo hurongwa ine hupamhi hwepamusoro, yakapusa mashandiro maitiro uye kudiki kuchinja kwekushisa kwekuchengetedza. Kubva pane simba rekuona, simba rekutonhodza paskweya mita yenzvimbo yekubuda mumhepo inogona kusvika 250-400kj. Kuyerera kwemvura kunoitawo kuti zvive nyore kupfutidza mukati meimba yekuchengetera zvinhu, zvichikonzera kudonha kwemvura padenga rinotonhora, izvo zvinoderedza hupenyu hwebasa.
3. Kupisa kwemhepo kunopisa, uchishandisa kupisa kunobudiswa nemhepo inopisa yakasunungurwa kubva kune compressor kuti inyungudutse chidimbu cheviri pamusoro pe evaporator. Hunhu hwayo hwakasimba kushandiswa uye zvine musoro mukushandiswa kwesimba. Kune ammonia refrigeration system, iyo defrosting inogonawo kukurumidza kubuda mafuta muevaporator, asi nguva yekudzikisa irefu, iyo ine imwe simba pane yekuchengetedza tembiricha. Iyo firiji system yakaoma.
4, kudziya kwemagetsi uye kunyungudutsa, uchishandisa iyo yekudziya yekupisa iyo inotonhora chengetedzo kuti isvibe. Iyo sisitimu iri nyore, iri nyore kushanda, iri nyore kuita otomatiki, asi inoshandisa simba rakawanda.
Kana chirongwa chaicho chikatemwa, dzimwe nguva chirongwa che defrosting chinoshandiswa, uye dzimwe nguva zvirongwa zvakasiyana zvinosanganiswa. Senge inotonhora yekuchengetera pasherufu pombi, madziro, yepamusoro yakatsetseka pombi, unogona kushandisa chakagadzirwa kusanganiswa kwegasi rinopisa nzira, kazhinji manual frosting, nguva dzose inopisa mhepo defrost, kunyatsonzwisisa chando chinotsvaira zvisiri nyore kubvisa chando uye kuburitsa mafuta. mupombi . Mhepo inoputika inoputirwa nemvura uye nemhepo inopisa. Kuti chando chiwedzere, kugadzika kwechando kunogona kuitwa nemhepo inopisa yakasanganiswa nekudzikisa mvura. Kana iyo firiji system yekuchengetera inotonhora iri kushanda, tembiricha yepamusoro ye evaporator kazhinji iri pasi pe zero. Nokudaro, iyo evaporator inotarisana nechando, uye chando chechando chine hukuru hwekupisa kwekushisa, saka iyo inodiwa defrosting kurapwa inodiwa kana chando chakanyanya.
Iyo evaporator yekuchengetera inotonhora yakakamurwa kuita yemadziro-pombi mhando uye fin mhando zvinoenderana nechimiro chayo, iyo madziro-inotamisa mhando ndeye yakasikwa convection kupisa kupisa, iyo fin mhando inomanikidzwa convection kupisa kupisa, uye defrosting nzira madziro-mutsara chubhu mhando. inowanzoitwa nemaoko. Frost, fin type ine electric heat cream.
Manual defrosting inonyanya kunetsa. Izvo zvinodikanwa kuti udzikise nemaoko, kuchenesa chando, uye kufambisa zviri muraibhurari. Kazhinji, mushandisi anofanirwa kuenda kune defrosting kwenguva yakareba kana kunyange mwedzi mishoma. Kana defrosting, chando layer yatova gobvu. Kupikiswa kwekupisa kwemupendero kwaita kuti evaporator iri kure nekuwana firiji. Magetsi ekupisa defrosting inhanho imwe mberi kupfuura manual manual defrosting, asi inogumira kune finned evaporators, wall-and-tube evaporators haigone kushandiswa.
Mhando yekudziya yemagetsi inofanira kuiswa mumagetsi ekupisa chubhu mufin-type evaporator, uye yemagetsi yekupisa chubhu inofanira kuiswa mumvura yekugamuchira tireyi. Kuti ubvise chando nokukurumidza sezvinobvira, simba remagetsi ekupisa chubhu haigoni kusarudzwa zvishoma, kazhinji Inenge iri kilowatts shomanana. Iyo nzira yekudzora yekushanda kweyemagetsi kupisa chubhu kazhinji inotora nguva yekudziya yekudzora. Pakupisa, iyo yemagetsi yekudziya chubhu inoendesa kupisa kune evaporator, uye chikamu chechando pane evaporation coil uye fin inonyungudika, uye chikamu chechando hachinyanyise zvachose tireyi yemvura inodonha, uye inopisa nekunyungudutswa ne magetsi ekudziya chubhu mumvura yekugamuchira tireyi. Uku kutambisa magetsi, uye kutonhora kwacho kwakashata. Nekuda kwekuti evaporator yakazara nechando, iyo yekutsinhanisa kupisa yakadzikira zvakanyanya.
Zvisina kujairika inotonhora yekuchengetedza defrosting nzira
1. Nekupisa gasi defrosting yediki masisitimu, sisitimu uye nzira yekudzora iri nyore, iyo defrosting kukurumidza inokurumidza, yunifomu uye yakachengeteka, uye huwandu hwekushandisa hunofanira kuwedzera kuwedzera.
2. Pneumatic defrosting inonyanya kukodzera kune mafiriji masisitimu anoda kugara achidzima. Kunyangwe zvichidikanwa kuwedzera yakakosha mhepo sosi uye mhepo yekurapa michina, chero bedzi chiyero chekushandisa chiri pamusoro, hupfumi huchave hwakanaka kwazvo.
3. Ultrasonic defrosting inzira yakajeka yekudzikisa simba rekuchengetedza. Iyo dhizaini yemajenareta e ultrasonic inofanirwa kuwedzeredzwa kuti ivandudze kurongeka kwe defrosting yeinjiniya application.
4, yemvura refrigerant defrosting, kutonhora maitiro uye defrosting process panguva imwe chete, hapana yekuwedzera simba rekushandisa panguva yekudzikisa, kutonhora kwechando kunoshandiswa kune yemvura refrigerant pamberi peiyo supercooling yekuwedzera vharafu, kunatsiridza kutonhora kuitira kuti tembiricha yeraibhurari igone kuchengetedzwa. Iyo tembiricha yemvura yefiriji iri mukati meyakajairika tembiricha renji, uye tembiricha yekukwira kweiyo evaporator panguva ye defrost idiki, iyo ine zvishoma mhedzisiro pakuipa kwekupisa kwekushisa kwe evaporator. Izvo zvakashata ndezvekuti iyo yakaoma kutonga kweiyo system inorema.
Munguva yekubvisa chando, kazhinji hazvinei nekupisa. Nguva yekudzikisa yapera, uye kusvika panguva yekudonha, fan inotanga zvakare. Nguva yako yekutsvaira haifaniri kuiswa yakarebesa, uye mafuta ekupisa kirimu haafaniri kudarika maminitsi makumi maviri nemashanu. Edza kuwana defrosting inonzwisisika. (Iyo defrosting cycle inowanzoenderana nenguva yekufambiswa kwemagetsi kana nguva yekumisikidza yekumisikidza.) Imwe tembiricha yemagetsi inotsigirawo kupisa kwekupera kwechando. Inopedza defrosting mumamodhi maviri, 1 inguva uye 2 ndeyen. Izvi zvinowanzo shandisa 2 tembiricha probes.
Mukushandiswa kwezuva nezuva kwekuchengetedza kunotonhora, zvakakosha kuti ugare uchibvisa chando pane inotonhora yekuchengetedza. Iyo yakanyanyisa chando pane inotonhora yekuchengetedza haikodzeri kune yakajairwa kushandiswa kweinotonhora kuchengetedza. Mune pepa, tsanangudzo yechando pane inotonhorera yekuchengetedza inofanira kutorwa. Nzira yekuibvisa? Ndeapi maitiro akajairika?
1. Tarisa firiji uye chengetedza kana pane bubble mugirazi rekuona. Kana paine bubble rinoratidza kuti harina kukwana, wedzera refrigerant kubva papiipi yakaderera.
2. Tarisa kana paine mukaha mundiro yekuchengetera inotonhora pedyo nepombi yekuburitsa chando, zvichikonzera kubuda kwechando. Kana pane gaka, simbisa iyo zvakananga negirazi glue kana foaming agent.
3. Ongorora pombi yemhangura kuti haibvisi here, pfapfaidza kuona panobuda kana mvura ine sipo kuti utarise mafuru emhepo.
4. chikonzero che compressor pachayo, semuenzaniso, yakakwirira uye yakaderera gasi, inoda kutsiva valve, inotumirwa kune compressor kugadzirisa shopu yekugadzirisa.
5. kuti uone kana iri pedyo nekudzoka kunzvimbo yekudhonza, kana iri, zvino inoona inodonha, wedzera refrigerant. Muchiitiko ichi, pombi kazhinji haina kuiswa yakatwasuka. Inokurudzirwa kuenzana nenhanho. Zvadaro hapana kukwana firiji kubhadharisa, zvingave kuti firiji inowedzerwa, kana kune ice block mupombi.
Nguva yekutumira: Sep-26-2024