Jerin Samfurin Condenser Microchannel
Bututun Copper na Gargajiya tare da Finned Plate Heat Exchanger Series
An ƙirƙira shi musamman don maye gurbin finned na gargajiya na gargajiya na musayar zafi, wannan silsilar tana amfani da duk- fasaha na walƙiya na aluminium, ba tare da lahani ba tare da ɓangarorin filaye. Canjin canjin zafi yana ƙaruwa da sama da 42%, wanda ya dace da refrigerants na yau da kullun kamar R134a da R404A, ana amfani da su sosai a cikin firiji na kasuwanci, akwatunan nuni, da sauransu.
Daskarewa da Karancin Ren firji{0}}Mai girma
An inganta shi don takurawa yanayi{0}, tare da kauri na 16{4}}25mm, ana rage juriyar iskar da kashi 31%. Ya dace musamman don kayan aikin firiji da ƙananan injunan yin ƙanƙara, kuma yana goyan bayan amintaccen amfani da na'urori masu ƙonewa na musamman kamar R290.
Jerin Samar da Jama'a na Gida/Kasuwanci
Daidaitaccen samfuran samar da jama'a, tare da matsin ƙira har zuwa 3.5MPa, saman an rufe shi da AL0, wani lallaɓa mai juriya -, tare da tsawon rayuwar da ya wuce shekaru 10, yana rufe buƙatun matsakaici{4}} na'urori masu girma kamar na'urorin sanyaya iska da jigilar sanyi.
Jerin Na'urori na Musamman na Musamman
An ƙirƙira shi musamman don na'urar busar da ruwa na masana'antu, wannan silsilar tana fasalta ƙirar ƙira ta microchannel flat tube multi{0}, tare da raguwar 50% a cikin ƙarar cikawa, wanda ya dace da duk firigeren sai dai CO, yana saduwa da babban -lalata-masu juriya na tsarin gano sarkar sanyi.
Abubuwan da suka dace
Na'urar bushewa ta bushewa
Filin aikace-aikace: Na'urar bushewa
Condenser na iska compressor
Filin aikace-aikacen: Kwampreso na iska
Condenser na Laser chiller
Filin aikace-aikace: Laser chiller
Mai sanyaya zafi musayar wuta
Filin aikace-aikacen: Kayan aikin sanyaya mai
Gabaɗaya filayen aikace-aikacen
Filin aikace-aikace na mai sanyaya ruwa: Mai sanyin ruwa
Mai sanyaya zafi musayar wuta
Filin aikace-aikacen: Kayan aikin sanyaya mai
Condenser na kwandishan dakin kwamfuta
Filin aikace-aikace: kwandishan dakin kwamfuta
Mai sanyaya zafi musayar wuta
Filin aikace-aikacen: Kayan aikin sanyaya mai
Nasihu:
Yadda ake Kula da na'urori masu ɗaukar hoto a cikin Chillers don Tsawon Rayuwar Sabis
Microchannel condensers (babban ɓangaren chillers) yana da alamar alloy na aluminium tare da vacuum - ƙwanƙolin bututu, tashoshi masu kwarara microscale (0.1-2 mm), da maɗaukaki masu girman kai/corrugated fins. Kulawa da kyau yana da mahimmanci don kiyaye amincin tsarin su, ingancin canja wurin zafi, da juriya ga lalata{5}} mahimman abubuwan don tsawaita rayuwar masu musayar zafi ta microchannel (MCHEs). A ƙasa akwai cikakken jagorar kulawa da ke rufe mahimman ayyuka da MCHE{7}} takamaiman kalmomi:
1. Tsabtace Tsabtace: Hana Canja wurin Zafi
Fin ɗin microchannel da tashoshi masu gudana suna da wuyar toshewa ta hanyar ƙura, datti, ko ragowar mai mai sanyi, wanda ke rage ingantaccen wurin canja wurin zafi kuma yana ƙara raguwar matsa lamba.
Fin Surface Cleaning:Yi amfani da ƙananan matsi ( Kasa da ko dai-dai da 300 psi) matsewar iska ko buroshi mai laushi{2}} don cire tarkacen tarkace daga lallausan ƙugiya/corrugated. Don ajiya mai taurin kai (misali, mai, sikelin), shafa masu tsabtace pH na tsaka tsaki (ka guji maganin acidic/alkalin da ke lalata microchannels na aluminum) kuma kurkura da ruwa mai tsafta. A bushe saman fin sosai don hana damshi haifar da lalata.Lura: Ka guji manyan jiragen ruwa masu matsananciyar ruwa - za su iya lanƙwasa ko lalata filayen microchannel masu laushi, suna tarwatsa kwararar iska da musayar zafi.
Tashar Tashar Ruwa ta Ciki:Kowace shekara tana juye hanyoyin kwararar microchannel tare da na'urar tsabtace tsarin refrigerant mai jituwa (misali, polyol ester{2}}masu tsafta don tsarin R134a/R410A) don cire sludge mai ko ma'adinan oxide. Sarrafa yawan kwararar ruwa ( ƙasa da ko daidai da 10 L/min) don hana juzu'in matsatsi mai yawa wanda zai iya lalata ɓangarorin lebur na bakin ciki-.
2. Kariyar lalata: Kariyar Aluminum Alloy Core
Aluminum, kayan farko na muryoyin MCHE, yana da sauƙin kamuwa da lalata (daga danshi, gishiri{0}}maɗaukakin iska, ko gurɓataccen acid). Kariyar aiki yana da mahimmanci:
Gyaran Rufe:Bincika abin rufe fuska na waje - (misali, resin phenolic, epoxy, ko fluoropolymer coatings) kwata-kwata. Taɓa wuraren da aka tsinke ko bawo tare da madaidaicin madaidaicin rufin-zazzabi{5} (bushewar kauri na fim: 20-50 μm) don rufe filayen aluminium da aka fallasa. Don masu sanyi a yankunan bakin teku, a yi amfani da ƙarin Layer na maganin feshin gishiri - kowace shekara.
Kula da danshi:Tabbatar da magudanar magudanar ruwa na chiller's condensate magudanar ruwa ba a toshe don hana tsayawar ruwa daga digowa zuwa tsakiyar microchannel. Shigar da na'urar cire humidifier a cikin ɗakin kayan aiki idan zafi ya wuce 60%{2}} babban danshi yana haɓaka lalata galvanic tsakanin fis ɗin aluminum da layukan sanyi na jan karfe.
Masu hana lalata: Ƙara masu hana lalata masu jituwa zuwa madauki na ruwa na chiller (don ruwa{0}}masu sanyayawar microchannel condensers) don hana samuwar sikeli da oxidation na ƙarfe. Zaɓi masu hanawa waɗanda ba su da guba ga aluminum (misali, silicate{5}}masu hana hanawa) don guje wa lalata bangon microchannel.
3. Gano Leak: Ajiye Vacuum -Haɗin haɗin gwiwa
Microchannel Condensers sun dogara da vacuum{0}}masu musanya tsakanin lebur bututu da masu kai{1}}yayi a nan suna haifar da asara mai sanyi, rage inganci, da yuwuwar lalacewa.
Gwajin Leak na Helium na yau da kullun: Gudanar da gwajin leak ɗin helium (hankali: Kasa da ko daidai da 1×10⁻⁹ Pa·m³/s) Semi - kowace shekara akan duk hanyoyin haɗin firiji da injin motsa jiki{3} Don manyan masu sanyi, yi amfani da na'urar gano helium mai ɗaukuwa don bincika masu buga tashoshi na microchannel da fin -tube musaya{6}} mayar da hankali kan wuraren da ke da saurin matsananciyar zafi (misali, kusa da mashigai/kantunan firiji).
Gwajin Lalacewar Matsi:Monthly perform a pressure decay test on the refrigerant circuit: Charge the system with dry nitrogen (pressure: 1.5× the design working pressure, typically 2–3 MPa) and monitor for pressure drops over 24 hours. A drop >0.01 MPa yana nuna zubewar da ke buƙatar gyara nan take (misali, sake{3}}ƙananan haɗin gwiwa ko maye gurɓatattun bututun lebur).
4. Sa Ido Na Aiki: Gujewa Kima da Matsi da Zazzaɓi
Ayyukan da ba daidai ba (misali, matsananciyar matsananciyar zafin jiki, yawan canjin yanayi) yana haifar da damuwa mai zafi akan tsarin microchannel, yana haifar da gajiyar haɗin gwiwa ko fashewar bututu.
Kulawa da Maɓalli na Maɓalli: Ci gaba da waƙa:
Matsanancin zafin jiki: Kiyaye shi ƙasa da ko daidai da digiri 55 (na tsarin R134a) don guje wa zazzaɓi mai mahimmancin aluminium - babban yanayin zafi yana raunana vacuum{3}} ƙunƙun ƙarfe.
Saukar da Matsi: Monitor the refrigerant side pressure drop across the microchannel core; a sudden increase (>20% na asali) yana nuna toshe tashar kwarara.
Yawan kwarara: Kula da kwanciyar hankali na firiji / iska (kauce wa hawan jini kwatsam) don hana slugging ruwa, wanda zai iya tasiri da lalata buɗewar microchannel.
Guji A kashe -Kutsawar Danshin Kewaya:Lokacin da aka kashe chiller (misali, don kiyayewa), kiyaye da'irar refrigerant ƙarƙashin ingantacciyar matsi (Mafi girma ko daidai da 0.1 MPa) tare da busassun nitrogen don hana danshi daga shiga microchannels-danshi yana amsawa tare da mai mai sanyi don samar da acid mai lalata.
5. Ayyukan Kulawa Da Kyau: Hana Lalacewar Injini
Tsarin microchannel (skararrun bututun lebur, filaye masu laushi) suna da rauni ga tasirin injina{0}} kula da hankali yana da mahimmanci:
Amintaccen Ragewa/Taro:Lokacin samun dama ga na'ura, yi amfani da kayan aikin ɗagawa da suka dace (misali, maɗaɗɗen ƙugiya) don guje wa lanƙwasa bututu mai lebur ko murƙushe filayen microchannel. Kada a taɓa sanya abubuwa masu nauyi akan ainihin MCHE, saboda wannan na iya lalata tashoshi masu gudana na ciki.
Binciken hadin gwiwa:Bincika kwata-kwata ingancin maƙallan hawa da na'urorin damfara jijjiga{0}}sako da ɓangarorin da ke haifar da jijjiga core microchannel, yana haifar da gajiya a gaɓoɓin haɗin gwiwa na tsawon lokaci. Ƙarfafa masu ɗaure zuwa ƙayyadaddun juzu'i na maƙera (yawanci 8-12 N·m don maƙallan aluminum).
Ƙwararrun Hidima: Don manyan gyare-gyare (misali, maye gurbin labulen lebur ɗin da suka lalace, re{2}}masu buga kai), yi amfani da ƙwararrun ƙwararrun ƙwararrun gyare-gyaren MCHE. Rashin brazing mara kyau na iya toshe microchannels ko ƙirƙirar haɗin gwiwa mara ƙarfi, yana rage rayuwar sabis na na'urar.
Ta hanyar mai da hankali kan tsaftacewa na yau da kullun, kariyar lalata, gano ɗigogi, saka idanu akan aiki, da kulawa da hankali, zaku iya tsawaita rayuwar ma'aunin tashoshi mai mahimmanci a cikin chillers{0} yawanci daga shekaru 8-10 zuwa shekaru 12-15. Waɗannan ayyukan ba kawai suna adana mahimman abubuwan MCHE ba (aluminum core, vacuum-gabon haɗin gwiwa, tashoshi masu kwarara microscale) amma kuma suna kula da ingantaccen yanayin canja wurin zafi, yana rage tsadar aiki na dogon lokaci{{7}.
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