Thermostat ivharuvhu inodzora nzira yekuyerera kwemvura inotonhodza. Ichi chishandiso chinogadzirisa tembiricha otomatiki, chinowanzova nechinhu chinoona tembiricha, chinobatidza nekudzima kuyerera kwemhepo, gasi kana mvura nekuwedzera kupisa kana kudzikira kwemvura inotonhora.
Iyo thermostat inogadzirisa yega huwandu hwemvura inopinda muradiator zvichienderana netembiricha yemvura inotonhodza, uye inochinja mafambiro emvura kuti igadzirise kugona kwekupisa kwesystem yekutonhodza uye ive nechokwadi chekuti injini inoshanda mukati metembiricha yakakodzera. Iyo thermostat inofanira kuchengetwa iri mumamiriro akanaka ehunyanzvi, zvikasadaro inokanganisa zvakanyanya mashandiro enguva dzose einjini. Kana vharuvhu huru yethermostat ikavhurwa kunonoka, ichaita kuti injini iwedzere kupisa; kana vharuvhu huru ikavhurwa nekukurumidza, nguva yekudziya injini ichawedzerwa uye tembiricha yeinjini ichave yakaderera zvakanyanya.
Zvose zviri zviviri, basa rethermostat nderekudzivirira injini kuti isanyanya kutonhora. Semuenzaniso, mushure mekunge injini yashanda zvakanaka, tembiricha yeinjini inogona kunge yakaderera zvakanyanya kana pasina thermostat panguva yekutyaira muchando. Panguva ino, injini inofanira kumisa kwenguva pfupi kusatenderera kwemvura kuti ive nechokwadi chekuti tembiricha yeinjini haina kuderera zvakanyanya.
Mashandiro anoita thermostat yewakisi
Thermostat huru inoshandiswa ithermostat yerudzi rwewakisi. Kana tembiricha yekutonhodza yakaderera pane kukosha kwakataurwa, parafini yakanatswa mumuviri unoona tembiricha yethermostat inenge yakasimba, uye vharuvhu yethermostat inovharwa pakati peinjini neradiator pasi pekushanda kwechitubu. Chinotonhodza chinodzoserwa kuinjini kuburikidza nepombi yemvura kuti chitenderere zvishoma muinjini. Kana tembiricha yechinhu chinotonhodza yasvika kukosha kwakataurwa, parafini inotanga kunyunguduka uye zvishoma nezvishoma inova mvura, uye huwandu hunokwira uye chubhu yerabha inomanikidzwa kuti iderere. Kana chubhu yerabha ikadzikira, kusundidzirwa kumusoro kunoiswa patsvimbo yekusundidzira, uye tsimbi yekusundidzira ine kusundidzira pasi kumashure pavharuvhu kuti ivhure vharuvhu. Panguva ino, chinotonhodza chinoyerera nepakati pe radiator nevharuvhu yethermostat, uye chobva chadzokera kuinjini kuburikidza nepombi yemvura kwenguva yakareba. Mazhinji emathermostat akarongwa mupipeline yekubuda kwemvura yemusoro we cylinder. Kubatsira kweizvi ndekwekuti chimiro chacho chiri nyore, uye zviri nyore kubvisa mabubble emhepo musystem yekutonhodza; dambudziko nderekuti thermostat inowanzo vhurwa nekuvharwa panguva yekushanda, zvichikonzera kutenderera.
Mutongo wehurumende
Kana injini yatanga kutonhora, kana paine mvura inotonhorera ichibuda mupombi inopinza yekamuri repamusoro remvura retangi remvura, zvinoreva kuti vharuvhu guru rethermostat harigone kuvharwa; kana tembiricha yemvura inotonhorera yeinjini ikapfuura 70 ℃, imba yepamusoro yemvura yetangi remvura inopinda. Kana pasina mvura inotonhorera ichibuda mupombi yemvura, zvinoreva kuti vharuvhu guru rethermostat harigone kuvhurwa zvakajairika, uye kugadziriswa kunodiwa panguva ino. Kuongorora thermostat kunogona kuitwa pamotokari seizvi:
Kuongorora mushure mekunge injini yatanga: Vhura chifukidziro chemvura chinopinzwa muradiator, kana mwero wekutonhodza uri muradiator usingachinji, zvinoreva kuti thermostat iri kushanda zvakanaka; zvikasadaro, zvinoreva kuti thermostat haisi kushanda nemazvo. Izvi zvinodaro nekuti kana tembiricha yemvura iri pasi pe70°C, silinda yekuwedzera yethermostat inenge yakabatana uye vharuvhu huru yakavharwa; kana tembiricha yemvura yakakwira kupfuura 80°C, silinda yekuwedzera inokura, vharuvhu huru inovhurika zvishoma nezvishoma, uye mvura inotenderera muradiator inotanga kuyerera. Kana gauge yetembiricha yemvura ichiratidza pasi pe70°C, kana paine mvura iri kuyerera papombi yekupinda yeradiator uye tembiricha yemvura ichidziya, zvinoreva kuti vharuvhu huru yethermostat haina kuvharwa zvakasimba, zvichiita kuti mvura inotonhodza ifambe nguva isati yakwana.
Tarisa mushure mekunge tembiricha yemvura yakwira: Pakutanga kwekushanda kweinjini, tembiricha yemvura inokwira nekukurumidza; kana chiyero chetembiricha yemvura chichiratidza 80, mwero wekupisa unodzikira, zvichiratidza kuti thermostat inoshanda zvakanaka. Kusiyana neizvi, kana tembiricha yemvura yave ichikwira nekukurumidza, kana kumanikidzwa kwemukati kwasvika padanho rakati, mvura iri kufashaira inongoerekana yazara, zvinoreva kuti vharuvhu huru inonamira yobva yavhurwa kamwe kamwe.
Kana chiyero chekupisa kwemvura chichiratidza 70°C-80°C, vhura chifukidziro cheradiator neswitch yedhiraidha, wonzwa kupisa kwemvura nemaoko. Kana zvese zvichipisa, zvinoreva kuti thermostat iri kushanda zvakanaka; kana tembiricha yemvura panzvimbo inopinzwa mvura yeradiator yakaderera, uye radiator yazara. Kana pasina mvura inoyerera ichibuda kana mvura shoma inoyerera papombi inopinzwa mvura yekamuri, zvinoreva kuti vharuvhu huru yethermostat haigone kuvhurwa.
Thermostat yakanamatira kana kuti isina kuvharwa zvakanaka inofanira kubviswa kuti icheneswe kana kugadziriswa, uye haifanirwe kushandiswa nekukasika.
Kuongorora nguva dzose
Mamiriro ekuchinja kwethermostat
Mamiriro ekuchinja kwethermostat
Zvinoenderana neruzivo urwu, hupenyu hwakachengeteka hwethermostat yewax hunowanzova makiromita zviuru makumi mashanu (50,000km), saka inofanirwa kuchinjwa nguva nenguva zvichienderana nehupenyu hwayo hwakachengeteka.
Nzvimbo yethermostat
Nzira yekuongorora yethermostat ndeyekutarisa tembiricha yekuvhura, tembiricha yakavhurika zvizere uye kusimudzwa kwevharuvhu huru yethermostat mumidziyo yekupisa inogadziriswa tembiricha inochinjika. Kana imwe yacho isingasvike kukosha kwakataurwa, thermostat inofanira kutsiviwa. Semuenzaniso, kune thermostat yeinjini yeSantana JV, tembiricha yekuvhura yevharuvhu huru i87°C pamwe chete kana kuti minus 2°C, tembiricha yakavhurika zvizere i102°C pamwe chete kana minus 3°C, uye kusimudzwa kwakavhurika zvizere i>7mm.
Kurongeka kweThermostat
Kazhinji, chinhu chinotonhodza chemuchina wekutonhodza mvura chinoyerera chichibva mumuviri wobuda mumusoro wecylinder. Mazhinji mathermostat ari mumutsara wekubvisa cylinder head. Chakanakira kurongeka uku ndechekuti chimiro chacho chiri nyore, uye zviri nyore kubvisa mabubble emhepo mumuchina wekutonhodza mvura; chakashata ndechekuti kutenderera kunoitika kana thermostat ichishanda.
Semuenzaniso, kana uchitanga injini inotonhora munguva yechando, vharuvhu yethermostat inovharwa nekuda kwekupisa kushoma kwe coolant. Kana coolant iri mu cycle diki, tembiricha inokwira nekukurumidza uye vharuvhu yethermostat inovhurika. Panguva imwe chete, coolant yekupisa kushoma iri mu radiator inoyerera ichipinda mumuviri, zvekuti coolant inotonhorera zvakare, uye vharuvhu yethermostat inovharwa zvakare. Kana tembiricha ye coolant ikakwira zvakare, vharuvhu yethermostat inovhurika zvakare. Kusvika tembiricha ye coolant yese yagadzikana, vharuvhu yethermostat inogadzikana uye haizovhurike kana kuvhara kakawanda. Chiitiko chekuti vharuvhu yethermostat inovhurwa kakawanda uye yakavharwa munguva pfupi chinonzi thermostat oscillation. Kana chiitiko ichi chikaitika, chinowedzera kushandiswa kwemafuta mumotokari.
Iyo thermostat inogonawo kurongwa mupombi yekubuditsa mvura yeradiator. Kurongeka uku kunogona kuderedza kana kubvisa chiitiko chekuzunguzika kweiyo thermostat, uye kunogona kudzora tembiricha chaiyo yeinotonhodza, asi chimiro chayo chakaoma uye mutengo wayo wakakwira, uye inonyanya kushandiswa mumota dzinoshanda zvakanyanya nemota dzinowanzo tyaira nekumhanya kwakanyanya munguva yechando. [2]
Kuvandudzwa kweWax Thermostat
Kuvandudzwa kweZvikamu zveDrive Zvinodzora Tembiricha
Yunivhesiti yeShanghai yeUinjiniya neTekinoroji yakagadzira mhando itsva yethermostat ine paraffin thermostat semuviri wemubereki uye cylindrical coil spring-shaped coil-based copper-shape memory alloy sechikamu chekutyaira tembiricha. Thermostat inosarudzira chitubu kana tembiricha ye starting cylinder yemota yakaderera, uye compression alloy spring inoita kuti main valve ivhare uye assistant valve ivhurike kuti iite diki diki. Kana tembiricha ye coolant yakwira kusvika pamutengo wakatarwa, memory alloy spring inowedzera uye inodzvanya bias. Spring inoita kuti main valve ye thermostat ivhurike, uye sezvo coolant tembiricha ichiwedzera, kuvhurwa kwe main valve kunowedzera zvishoma nezvishoma, uye assistant valve inovhara zvishoma nezvishoma kuti iite cycle yakakura.
Seyuniti inodzora tembiricha, memory alloy inoita kuti kuvhurwa kwevharuvhu kuchinje zvakanaka netembiricha, izvo zvinobatsira kuderedza kushushikana kwekupisa kwemvura inotonhodza tembiricha yakaderera mutangi remvura pa cylinder block kana injini yekupisa yemukati yatanga, uye panguva imwe chete inovandudza hupenyu hwebasa re thermostat. Zvisinei, thermostat inogadziriswa zvichibva pa wax thermostat, uye dhizaini yechimiro chechinhu che temperature control drive yakaganhurirwa kusvika pamwero wakati.
Kuvandudzwa kweVharuvhu
Iyo thermostat ine simba rekudzora mvura inotonhodza. Kurasikirwa kwemvura inotonhodza inoyerera nepakati pe thermostat kunotungamira mukurasikirwa kwesimba reinjini yekupisa mukati, izvo zvisingafaniri kuregeredzwa. Vharuvhu yakagadzirwa se cylinder yakatetepa ine maburi pamadziro eparutivi, uye nzira yekuyerera kwemvura inoumbwa neburi reparutivi neburi repakati, uye brass kana aruminiyamu inoshandiswa sevharuvhu kuita kuti pamusoro pevharuvhu pave panyoro, kuitira kuderedza kuramba uye kuvandudza kushanda kwetembiricha.
Kugadziriswa kwenzvimbo inotonhorera yeflow circuit
Mamiriro akakodzera ekushanda kwekupisa kweinjini yekupisa mukati ndeyekuti tembiricha yemusoro wesilinda yakaderera uye tembiricha yebhuroko resilinda yakakwira. Nekuda kweizvi, system yekutonhodza inopatsanurwa-inoyerera iai inoonekwa, uye chimiro nenzvimbo yekuiswa kwethermostat zvinoita basa rakakosha mairi. Maumbirwo ekuisa kwekubatana kwemathermostat, mathermostat maviri akaiswa pabhureki rimwe chete, sensor yekupisa inoiswa pathermostat yechipiri, 1/3 yekuyerera kwemvura inotonhodza inoshandiswa kutonhodza bhuroko resilinda, 2/3 Kuyerera kwemvura inotonhodza inoshandiswa kutonhodza bhuroko resilinda.
