kuparara kwechikamu sensor

kukundikana kwechikamu sensor, iyo inonziwo camshaft position sensor, inoita kuti injini inopisa yemukati itange kushanda mu pair-parallel fuel supply mode. Kureva kuti muromo wega wega unopisa kaviri. Nekuda kweizvi, kuwedzera kwekushandiswa kwemafuta kunoitika, huturu hwemagasi ekupedza hunowedzera, uye matambudziko ekuzviongorora anoonekwa. Kuparara kwe sensor hakukonzeri matambudziko akakomba, asi kana ikakundikana, kutsiva hakuna kunonoka.

Chii chinonzi phase sensor?

kuitira kuti utarise nezvinobvira kusashanda kweiyo phase sensor, zvakakosha kugara muchidimbu pamubvunzo wekuti chii, pamwe nemusimboti wechishandiso chayo.

Saka, iro basa rekutanga reiyo phase sensor (kana DF for short) ndeyekuona nzvimbo yegasi rekugovera michina pane imwe nguva nenguva. Nekudaro, izvi zvinodikanwa kuitira kuti ICE yemagetsi control unit (ECU) ipe murairo wejekiseni remafuta pane imwe nguva nenguva. kureva, iyo phase sensor inosarudza nzvimbo yekutanga silinda. iyo ignition zvakare inowiriraniswa. Iyo phase sensor inoshanda tandem ne crankshaft position sensor.

Phase sensors inoshandiswa painjini dzinopisa dzemukati dzine jekiseni rakagoverwa. dzinoshandiswawo pazvinjini zvinopisa mukati, uko kunoshandiswa kushandiswa kwevhavha nguva. Muchiitiko ichi, masensa akaparadzana anowanzoshandiswa kune camshafts inodzora mavharuvhu ekutora uye ekupera.

Iko kushanda kweazvino phase sensors kunobva pakushandiswa kwechiitiko chemuviri chinozivikanwa seHoro maitiro. Iri muchokwadi chokuti muplate ye semiconductor, iyo iyo magetsi emagetsi anoyerera, kana ichifambiswa mune magnetic field, inogona kusiyana (voltage) inooneka. Magineti echigarire anoiswa mu sensor housing. Mukuita, izvi zvinoshandiswa nenzira yeplate rectangular ye semiconductor zvinhu, kumativi mana ayo anobatanidzwa akabatanidzwa - maviri ekuisa uye maviri anobuda. Voltage inoshandiswa kune yekutanga, uye chiratidzo chinobviswa kubva kune yechipiri. Zvese izvi zvinoitika pahwaro hwemirairo inouya kubva kune yemagetsi control unit pane imwe nguva panguva.

Kune marudzi maviri echikamu sensors - slot uye kupera. Vane chimiro chakasiyana, asi shanda pane imwechete musimboti. Saka, pamusoro pe camshaft pane mucherechedzo (rimwe zita ndiro bhenji), uye mukutenderera kwayo, magineti akabatanidzwa mukugadzirwa kwe sensor inonyora ndima yayo. A sisitimu (secondary converter) inovakwa mu sensor housing, iyo inoshandura iyo yakagamuchirwa chiratidzo mune ruzivo "inonzwisisika" yemagetsi control unit. Mhedziso sensors ine dhizaini yakadai kana paine magineti isingaperi pamagumo avo, ayo "anoona" ndima yebhenji padyo ne sensor. Mune slot sensors, kushandiswa kwechimiro chetsamba "P" kunoratidzwa. Uye iyo inoenderana bhenji pane yekugovera dhisiki inopfuura pakati peiyo ndege mbiri dzenyaya yeiyo slotted chikamu chinzvimbo sensor.

Mune jekiseni peturu ICEs, iyo master disk uye phase sensor inogadziriswa kuitira kuti pulse kubva kune sensor iumbwe uye iendeswe kumakombuta panguva iyo silinda yekutanga inopfuura yayo yepamusoro yakafa nzvimbo. izvi zvinogonesa kuwiriraniswa kwemafuta ekupa uye nguva yekupihwa kwe spark yekubatidza musanganiswa wemafuta emhepo. Zviripachena kuti iyo phase sensor ine zita rekuita pakushanda kweinjini yekupisa mukati mese.

Zviratidzo zvekukundikana kwechikamu sensor

Nekutadza kwakazara kana chikamu kwechikamu sensor, iyo yemagetsi control unit inoshandura nechisimba injini yekupisa yemukati kuenda kune paraphase mafuta jekiseni modhi. Izvi zvinoreva kuti iyo nguva yejekiseni yemafuta inoitwa zvinoenderana nekuverenga kweiyo crankshaft sensor. Somugumisiro, jekiseni rimwe nerimwe remafuta rinobaya mafuta kaviri kakawanda. izvi zvinovimbisa kuti musanganiswa wemhepo-mafuta unoumbwa muhumburumbira yega yega. Nekudaro, iyo haina kuumbwa panguva yakanyanya kunaka, izvo zvinotungamira kudonha kwesimba reiyo injini inopisa mukati, pamwe nekunyanyisa kushandiswa kwemafuta (kunyangwe idiki, kunyangwe izvi zvinoenderana nemuenzaniso chaiwo weinjini yekupisa yemukati. )

Zviratidzo zvekutadza kwechikamu sensor ndezvekuti:

• kushandiswa kwemafuta kunowedzera;
• huturu hwemagasi ekupedza hunowedzera, huchanzwika mukunhuhwirira kwemagasi emhepo, kunyanya kana iyo catalyst yakagogodzwa;
• Injini yemoto yemukati inotanga kushanda isina kugadzikana, inonyanya kuoneka pakuderera (kusina) kumhanya;
• kusimba kwekukurumidza kwemota kunoderera, pamwe nesimba reiyo injini inopisa mukati;
• iyo Cheki Engine yambiro mwenje inobatiswa pane dashboard, uye kana ichitsvaga zvikanganiso, nhamba dzavo dzichabatanidzwa nechikamu sensor, semuenzaniso, kukanganisa p0340;
• panguva yekutanga injini yekupisa mukati mu3 ... 4 masekondi, mutangi anoshandura injini yemoto "isina basa", mushure mokunge injini inotanga (izvi zvinokonzerwa nekuti mumasekondi ekutanga magetsi ekutonga anoita. isingagamuchire chero ruzivo kubva kune sensor, mushure mezvo inoshandura otomatiki kune emergency mode, zvichibva pane data kubva ku crankshaft position sensor).

Mukuwedzera kune zviratidzo zviri pamusoro apa, kazhinji kana chikamu che sensor chikakundikana, kune matambudziko nemotokari yekuzviongorora system. kureva, panguva yekutanga, mutyairi anomanikidzwa kutendeudzira mutsara kwechinguva chiduku kudarika nguva dzose (kazhinji 6 ... 10 seconds, zvichienderana nemuenzaniso wemotokari uye injini yekupisa yemukati yakaiswa pairi). Uye panguva ino, kuzviongorora kwemagetsi ekugadzirisa unit kunoitika, izvo zvinotungamirira pakuumbwa kwezvikanganiso zvakakodzera uye kuendeswa kwejini inopisa mukati mekushanda kwekukurumidzira.

kukundikana kwechikamu sensor pamotokari ine LPG

Zvinocherechedzwa kuti kana injini yekupisa mukati ichimhanya papeturu kana dhiziri, zviratidzo zvisingafadzi zvinotsanangurwa pamusoro apa hazvina kunyanya kuoma, saka kazhinji vatyairi vazhinji vanoshandisa mota dzine chinokanganisa chikamu sensor kwenguva yakareba. Zvisinei, kana motokari yako ine chizvarwa chechina uye yakakwirira gasi-balloon midziyo (iyo inoshandisa yayo yega "smart" yemagetsi), ipapo injini inopisa mukati ichashanda nguva nenguva, uye kutyaira kunyaradza kuchadonha zvakanyanya.

kureva, kushandiswa kwemafuta kuchawedzera zvakanyanya, kusanganiswa kwemhepo-mafuta kunogona kuonda kana, zvakasiyana, kupfumiswa, simba uye simba rejini inopisa mukati zvichaderera zvakanyanya. Zvose izvi zvinokonzerwa nekusawirirana mukushanda kwepurogiramu yemagetsi ekugadzirisa injini yejini inopisa mukati uye HBO control unit. Saizvozvo, kana uchishandisa gasi-balloon midziyo, iyo phase sensor inofanirwa kuchinjwa nekukurumidza mushure mekutadza kwayo kwaonekwa. Kushandisa motokari ine yakaremara camshaft position sensor inokuvadza munyaya iyi kwete chete kune injini inopisa mukati, asiwo yemagetsi emagetsi uye maitiro ayo ekutonga.

Zvinokonzera kuparara

Chikonzero chikuru chekutadza kwechikamu sensor ndeyekupfeka kwayo kwechisikigo uye kubvarura, kunoitika nekufamba kwenguva kune chero chikamu. kureva, nekuda kwekupisa kwakanyanya kubva muinjini yekupisa kwemukati uye kunogara kuchizunguzika mudzimba ye sensor, mabatiro ayo akakuvadzwa, magineti echigarire anogona kubviswa magineti, uye imba yacho pachayo yakakuvadzwa.

Chimwe chikonzero chikuru idambudziko re sensor wiring. kureva, iyo yekugovera / chiratidzo waya inogona kuputswa, nekuda kwekuti iyo phase sensor haina kupihwa nemagetsi ekupa, kana chiratidzo hachibvi mairi kuburikidza nechiratidzo waya. zvinokwanisikawo kuputsa kusungirirwa kwemagetsi pa "chip" (iyo inonzi "nzeve"). Kashoma kazhinji, fuse inogona kukundikana, iyo ine basa, pakati pezvimwe zvinhu, yekusimbisa chikamu sensor (kune imwe neimwe mota chaiyo, zvinoenderana neyakakwana yemagetsi dunhu remotokari).

Maitiro ekutarisa iyo phase sensor

Kutarisa mashandiro eiyo yemukati combustion injini chikamu sensor inoitwa uchishandisa diagnostic chishandiso, pamwe nekushandisa yemagetsi multimeter inokwanisa kushanda muDC voltage kuyerwa mode. Tichakurukura muenzaniso wekusimbisa kwechikamu sensors chemotokari yeVAZ-2114. Model 16 yakaiswa pamhando ine 21120370604000-valve ICE, uye modhi 8-21110 yakaiswa pa3706040-valve ICE.

Chekutanga pane zvese, pamberi pekuongororwa, ma sensors anofanirwa kubviswa kubva pachigaro chavo. Mushure meizvozvo, iwe unofanirwa kuita ongororo yekuona yeDF imba, pamwe neayo maitirwo uye terminal block. Kana paine tsvina uye / kana marara pane vanobatika, unofanirwa kuibvisa nedoro kana peturu.

Kuti utarise sensor ye8-valve mota 21110-3706040, inofanirwa kuve yakabatana nebhatiri uye yemagetsi multimeter zvinoenderana nedhayagiramu inoratidzwa mumufananidzo.

ipapo iyo yekusimbisa algorithm ichave seizvi:

• Seta magetsi ekupa kusvika +13,5 ± 0,5 Volts (unogona kushandisa yakajairwa bhatiri remota kune simba).
• Muchiitiko ichi, magetsi pakati pechiratidzo chetambo uye "pasi" anofanira kunge ari 90% yemagetsi ekupa (kureva, 0,9V). Kana iyo yakaderera, uye yakanyanya kuenzana kana pedyo ne zero, ipapo sensor haina kunaka.
• Uya nendiro yesimbi kumagumo e sensor (iyo inotungamirwa kune camshaft referensi point).
• Kana iyo sensor iri kushanda, ipapo iyo voltage pakati pechiratidzo wire uye "pasi" haifaniri kunge inopfuura 0,4 volts. Kana zvakanyanya, ipapo sensor haina kunaka.
• Bvisa ndiro yesimbi kubva kumagumo e sensor, iyo voltage pawaya yechiratidzo inofanira kudzokera kune yekutanga 90% yemagetsi ekupa.

Kuti utarise iyo phase sensor ye16-valve yemukati inopisa injini 21120370604000, inofanira kubatanidzwa kune magetsi uye multimeter maererano nemufananidzo unoratidzwa mumufananidzo wechipiri.

Kuti utarise iyo yakakodzera chikamu sensor, iwe unozoda simbi inoyera inokwana 20 mm yakafara, inokwana 80 mm kureba uye 0,5 mm gobvu. Iyo verification algorithm ichave yakafanana, zvisinei, nemamwe ma voltage values:

• Isa iyo magetsi ekupa pane sensor yakaenzana ne +13,5±0,5 Volts.
• Muchiitiko ichi, kana sensor iri kushanda, ipapo mhepo pakati pechiratidzo chetambo uye "pasi" haifaniri kudarika 0,4 volts.
• Isa chikamu chesimbi chakafanogadzirirwa mu sensor slot panoiswa camshaft referensi.
• Kana iyo sensor iri OK, ipapo iyo voltage pawaya yechiratidzo inofanira kunge iine 90% yemagetsi ekupa.
• Bvisa ndiro kubva kune sensor, nepo voltage inofanira kudonha zvakare kune kukosha kweasingasviki 0,4 volts.

Muchidimbu, macheki akadaro anogona kuitwa pasina kubvisa sensor kubva pachigaro chayo. Zvisinei, kuitira kuti uiongorore, zviri nani kuibvisa. Kazhinji, kana uchitarisa sensor, zvakakosha kutarisa kuvimbika kwewaya, pamwe nemhando yevanobatika. Semuenzaniso, pane dzimwe nguva apo chip hachibati kushamwaridzana zvakasimba, ndicho chikonzero chiratidzo chinobva ku sensor hachiendi kune yemagetsi control unit. zvakare, kana zvichibvira, zvinodikanwa "kuridza" waya kubva kune sensor kuenda kumakombuta uye kune relay (simba waya).

Pamusoro pekutarisa nemultimeter, unofanirwa kutarisa zvikanganiso zvakakodzera sensor uchishandisa chishandiso chekuongorora. Kana zvikanganiso zvakadaro zvikaonekwa kekutanga, saka unogona kuedza kuzvimisa zvakare uchishandisa maturusi esoftware, kana nekungobvisa bhatiri remasekonzi mashoma. Kana kukanganisa kukazoonekwazve, kuwedzera kuongororwa kunodiwa maererano nealgorithms iri pamusoro.

Yakajairika phase sensor kukanganisa:

• P0340 - hapana camshaft chinzvimbo chinoratidza chiratidzo;
• P0341 - iyo nguva yevharuvhu haienderane nekumanikidza / kutora matsiroko eboka re cylinder-piston;
• P0342 - munharaunda yemagetsi yeDPRV, chiyero chechiratidzo chakanyanya kuderera (chakagadziriswa kana chapfupika pasi);
• P0343 - chiyero chechiratidzo kubva pamamita chinopfuura chiyero (chinowanzoonekwa kana wiring yaputsika);
• P0339 - Chiratidzo chepakati chiri kuuya kubva kune sensor.

saka, kana zvikanganiso izvi zvakaonekwa, zvinodikanwa kuita mamwe madhigirii nekukurumidza sezvinobvira kuitira kuti injini yekupisa yemukati ishande mune yakakwana yekushandisa modhi.