Nokuba kukulinganisa ngoxinzelelo lwelog yokulawula ebonelela ngengxelo ngoxinzelelo lwe-HVAC, okanye ukulinganisa uxinzelelo lwe-HVAC, okanye ukulinganisa uxinzelelo lokuhamba okupholileyo, i-sqin-fic-faclors iyakwazi ukwenza imiqondiso yenqanaba eliphezulu. Okwangoku, iinjineli zoyilo zijamelene nomceli mngeni omkhulu wokuyila iinkqubo zokulawula ezintsonkothileyo. Ezi nkqubo zixhomekeke kwingxelo ezininzi zokuphendula kwiinkqubo zangaphambili. Ngenxa yoko, iinjineli zoyilo kufuneka zithathele ingqalelo izinto ezihlangabezana nokuchaneka okuphakathi, iindleko ezisezantsi, kunye nokuphunyezwa kokuphunyezwa kwesicelo.Inkqubo yolawulo yangoku ikakhulu isebenzisa i-switch yolawulo. Iitshintshi ezivulekileyo kwaye zivala inqaku elisetiweyo, kwaye iziphumo zayo zihlala ziqwalaselwa ekupheleni kosuku. Iinkqubo ezinjalo zisetyenziselwa ukubeka esweni. Xa kuthelekiswa neenkqubo zolawulo ezichazwe apha ngasentla, iinkqubo zisebenzisa iinzwa zoxinzelelo zinokulinganisa uxinzelelo lwe-spikes kunye nendlela echanekileyo. Idatha yoxinzelelo isetyenziselwa ukulinganisa ukusebenza kwenkqubo, ukubeka esweni inqanaba lokusetyenziswa, kunye nokuqinisekisa ukusebenza kwamandla. Iinkqubo zokusebenzisa izibane zinokubonelela ngamanqaku edatha engaphezulu.
Ngamafutshane, isinyithi soxinzelelo esinzima sisixhobo sokulinganisa esinezindlu ezinesindlu, isiqulano soxinzelelo lwensimbi, kunye nemveliso yenqanaba eliphezulu. Iinzwa ezininzi ziza nentsimbi ejikelezayo okanye yezindlu zeplastiki ezinembonakalo ye-cylindricrical enezibuko ezinoxinzelelo kwisiphelo esinye kunye nentambo okanye isinxibelelanisi kwelinye. Ezi zinzwa ezinzima zoxinzelelo zihlala zisetyenziswa kubushushu obukhulu kunye neendawo zokuphazamiseka kwe-elektromagnetic. Abathengi kwimizi-mveliso nakwizithuthi zisebenzisa iinzwa zoncedo kwiinkqubo zokulawula ukulinganisa nokubeka iliso kuxinzelelo lwee-swits ezinje ngeoyile epholileyo okanye i-ioyile epholileyo. Kwangelo xesha, inokubona ingxelo ye-Spike ngexesha, fumana iingxaki ezinje nge-blocing yenkqubo, kwaye ufumane izisombululo ngoko nangoko.
Iinkqubo zokulawula ziya kuba nobulumko kwaye zintsonkothileyo, kwaye itekhnoloji yenzwa kufuneka igcine isantya kunye neemfuno zesicelo. Zihambile iintsuku zenzwa ezifuna ukuqina komqondiso kunye nokulinganisa. Akusakhathazeki malunga nokusebenza kwesangeli xa uyila, ukumilisela, kunye nokuphumeza isicelo sakho. Ngenxa yokuba ezonzwa zizixhobo ezibaluleke kakhulu zoxinzelelo, kunye neendidi kunye nomgangatho weenzwa kwimarike ziyahluka, kufuneka ukhethe ngononophelo.
Amagqabantshintshi ngemeko enokwenzeka
Ngaphambi kokuba enze uluhlu lokuthengwa kwensor, kubalulekile ukuphonononga iimeko ezahlukeneyo zesicelo. Qwalasela ezinye iindlela ezikhoyo kunye nendlela yokufezekisa iimfuno kunye neenkcazo zoyilo lwakho. Njengoko bekutshiwo ngaphambili, ulawulo kunye neenkqubo zokubeka esweni zitshintshe kakhulu kule minyaka ingamashumi imbalwa idlulileyo, ikakhulu ngenxa yokwanda kobunzima bokuyilwa. Olu tshintsho lubandakanya iinkqubo zencwadana ezinemigaqo-nkqubo esekwe kwi-elektroniki, izinto ezininzi kwiimveliso ezihlanganisiweyo kakhulu, kunye nokunyusa ukugxila kwimicimbi yeendleko. Zininzi izisombululo zokugcwaliswa okuninzi, kwaye zeziphi iindawo ezilayishwayo? Nantsi eminye imizekelo ethile, enjengeemeko ezinoluhlu lwamaqondo obushushu ngokubanzi (umz -40 ° C ukuya kwi-127 ° F], i-oyile, ioyile ye-Brake, njl. Njl. Ngelixa iindawo zobushushu ezingentla zibanzi kunye neendawo ezinobunkunkqele zisenokungabi kakhulu, zibonisa ezona zithuthi zizothutho kunye nezixhobo zemveliso.
Izinzwa zenzala enzima inokusetyenziswa kwezi ndawo zilandelayo:
• Isicelo se-HVAC / R i-System yokujonga inkqubo, ukulawula i-comparessor inlet kunye neengcinezelo ze-compiad, iinkqubo zokupholisa, ii-cowting mayos, kunye ne-compressor yoxinzelelo lwe-oyile.
• Ukunyanzelwa komoya, ukubeka esweni ukubek 'esweni i-compressor kunye nokusebenza kakuhle, kubandakanya i-Compressor ye-Compressor i-Compressor ye-compressor kunye ne-Counct yoxinzelelo, ukuhla kwengcinezelo yamanzi, kunye noxinzelelo lwe-Outters, kunye noxinzelelo lwe-Outters, kunye noxinzelelo lwe-Outters.
• Isetyenziswe kwizicelo zothutho ukuze kugcinwe izixhobo ezinzima ngokubeka iliso, i-hydraulics, i-hydralics, i-hydraulics ye-fldraulics, uxinzelelo lwe-oyile, i-oyile, kunye nelori yelori.
Iindidi kunye nomgangatho weenzwa ezifumanekayo kwintengiso ifuna ukufundwa ngononophelo kweendlela ezizezinye. Ngokukodwa, imveliso kufuneka ihlaziywe ngokwendlela yokuthembeka, ukulinganisa, imbuyekezo ye-zero, ubuntununtunu, kunye noluhlu lwemposiso.
Sebenzisa izinyithi ezinzima ukulawula i-comparessor inlet kunye nengcinezelo ye-Outlet, i-chiletop yophahla, kunye neenkqubo zoxinzelelo kwi-HVAC / R iZicelo
Iikhrayitheriya zokukhetha
Njengakwizinto ezininzi ze-elektroniki, iindlela zokukhetha i-sensor zibonisa imiceli mngeni yoyilo. Uyilo lwenkqubo lufuna izinzwa ezizinzileyo ukuqinisekisa ukuba le nkqubo inokusebenza ngokufanelekileyo nangaliphi na ixesha nendawo. Ukungqinelana kwenkqubo kubaluleke kakhulu, i-Ensor enye ikhutshiwe ebhokisini kufuneka itshintshiwe nayo nayiphi na enye incoko ebhokisini, kwaye imveliso kufuneka yenze okufanayo nangeenjongo. Ingqokelela yesithathu ekufuneka iqwalaselwe yindleko, ongumceli mngeni oqinisekileyo. Ngenxa yokwanda kwengqondo yobukrelekrele kunye nokuchaneka kwezixhobo ze-elektroniki, izinto ezindala kwisisombululo kwakufuneka zihlaziywe. Ixabiso alixhomekeki kuphela kwinzwa nganye, kodwa kwiindleko zonke zemveliso. Zeziphi iimveliso ezenziwayo? Ngaba kufuneka wenze imisebenzi enjengokuthintela kwangaphambili okanye imbuyekezo epheleleyo ngaphambi kokutshintsha?
Xa ukhetha i-sensor yesicelo semizi-mveliso okanye yokuhamba, qwalasela ezi zinto zilandelayo:
1) Kusekho
Xa usebenzisa i-sersor nganye, ngaba kufuneka uqwalasele ukuba ngaba ifowuni inomgangatho omiselweyo okanye ngokwezifiso? Ukhetho lokweza ngokwezifiso lubandakanya amaphepha oxinzelelo, amazibuko oxinzelelo, iindidi zoxinzelelo kwireferensi, iindidi kunye nezitayile zemveliso. Nokuba i-of-ishelufu okanye ilungiswe, yimveliso ekhethiweyo lula ukufezekisa iimfuno zoyilo oluchanekileyo kwaye ifumaneke ngokukhawuleza? Xa uyila imveliso yakho, ngaba ungazifumana iisampulu ngokukhawuleza ukuze intengiso yentengiso ayilibaziseki okanye ilahlekelwe?
2) Uluhlu lweemposiso lulonke
Impazamo epheleleyo eboshwe (i-TEB) (efanekiselwa ngezantsi) yiparamitha ebalulekileyo ebaluleke kwaye icacile. Inika ukuchaneka okuqinisekileyo kwesixhobo ngaphezulu koluhlu lobushushu olwenziwe ngobuchule (i-40 ° ukuya kwi-125 ° ukuya kwi-257 ° F]), ibaluleke kakhulu ukungqinelana imveliso kunye nokuqinisekisa ukungena kwemveliso. Umzekelo, xa uluhlu lwemposiso luphela ± 2%, nokuba injani iqondo lobushushu, logama nje kuluhlu oluchaziweyo, kwaye ngaphandle kokuba i-2% ihlala ngaphakathi kwe-2% yoluhlu.
Imposiso yempazamo yoluhlu lwemposiso
Rhoqo, abavelisi abaludweli kuluhlu olupheleleyo lwempazamo kwiPhepha leDatha yeMveliso, kodwa endaweni yoko badwelise iimpazamo ezahlukeneyo ngokwahlukeneyo. Xa iimpazamo ezahlukeneyo zongezwa kunye (oko kukuthi, uluhlu lwemposiso), uluhlu lwemposiso luyonke luya kuba lukhulu kakhulu. Ke ngoko, uluhlu lweempazamo luphela lungasetyenziswa njengesiseko esibalulekileyo sokukhetha izinzwa.
3) Umgangatho kunye nokuSebenza
Yeyiphi iMigangatho yeNtsebenzo ihlangana ngayo? Kwiimeko ezininzi, izinzwa zenziwa kwi-Sigma enye okanye ezimbini ze-sigma. Nangona kunjalo, ukuba imveliso yenziwa kwimigangatho emithandathu ye-Igrama, iya kuba nezibonelelo ezikumgangatho ophezulu, ophezulu, kunye nokungaguquguquki, kwaye ke zinokuthathwa njengokwenza ngokwemigaqo yemveliso.
4) Olunye ukuqwalaselwa
Xa ukhetha isivamvo somsebenzi esinzima, ezi zinto zilandelayo kufuneka ziqwalaselwe:
• Iinzwa kufuneka zibuyekezwe, zilungelelaniswe, zikhuliswe, kwaye kufuneka zibekho-ishelufu-iguqukayo kwiimfuno zesicelo ngaphandle kwezixhobo ezongezelelweyo.
• Ukulinganisa ngokwesiko, okanye ulungelelwaniso lwesiko oluhlanganisiweyo kunye nemveliso yesiko, kufuneka ukwazi ukukhupha i-voltages eyahlukeneyo kwaye uhlangabezane nenkcazo yoyilo ngaphandle kokutshintsha uyilo.
Imveliso ihambelana nomyalelo we-CE, ifezekisa iimfuno zenqanaba le-IP, linexesha elide lokusilela, ifezekise iimfuno ze-elektromagnetic, kwaye inesifo esiphakamileyo sendawo ezinobunzima.
• Uluhlu lobushushu obubanzi lobushushu luqhuba isixhobo esifanayo ukuba sisetyenziswe kwiindawo ezahlukeneyo zenkqubo, kwaye ibala lesicelo libanzi.
• Iindidi zemidlalo yoqhagamshelo kunye nezibuko loxinzelelo zenza ukuba izinqe zisebenze ukuze zifezekise iimfuno ezahlukeneyo zezicelo.
Ubungakanani obuncinci bwenza ukubekwa kwesanda
• Cinga ngexabiso elipheleleyo lenzwane, kubandakanya ukudityaniswa, ubumbeko, kunye neendleko zokufezekisa.
Enye into ebalulekileyo ekufuneka uyiqwalasele uyilo kunye nenkxaso yesicelo. Ngaba ukho umntu onokuphendula imibuzo ebalulekileyo kwiinjineli zoyilo ngexesha loyilo, uphuhliso, uvavanyo, kunye nemveliso? Ngaba umthengisi unendawo ezaneleyo zehlabathi, iimveliso kunye nenkxaso ukunceda abathengi ngoyilo lokuqulunqwa kwemveliso yehlabathi?
Iinjineli zoyilo zinokwenza izigqibo ezikhawulezayo nezivakalayo ezisekwe kwidatha yokwenyani, engqinisisiweyo ngokusebenzisa uluhlu lokujonga ngokupheleleyo ukhetho ukukhetha inzwa enzima yesaphulelo. Ngamanqanaba ongenelelwa ngosuku lwanamhlanje kwi-sondor yokutshenxisa kude neyeminyaka embalwa edlulileyo, kubalulekile ukuba iinjineli zoyilo zikwazi ukukhetha iimveliso ezinokusetyenziswa ngaphandle kotshintsho.
IXESHA LOKUQALA: I-Oct-14 ukuya ku-2002