Ina firikwensin crankshaft yake akan Honda SRV

Ban san tsarin wannan injin ba, amma duk abin da ke kama da DPKV mai daidaitawa gear faifai ba a haɗe kai tsaye zuwa crankshaft ba, amma zuwa wasu shingen da aka kora daga crankshaft ta hanyar gear / sarkar / bel (watakila akan camshaft. ko a kan wani nau'i na tsaka-tsaki, ko a kan camshaft). Idan haka ne, siginar daga wannan DPKV ba zai ƙunshi cikakkun bayanai game da saurin crankshaft nan take ba, tunda haɗin da ke tsakanin faifan diski da crankshaft bai isa ba. Kuma tun da babu takamaiman bayani a cikin ainihin alamar, rubutun CSS ba zai iya fitar da shi daga wannan alamar ba.

Na fara karanta wannan zaren. Kuma tun da an ƙirƙiri batun tuntuni, ba zan ƙara ba da amsa a nan ba. Amma, bayan karantawa har zuwa ƙarshe, na gano cewa har yanzu kuna iya samun wannan motar kuma na yanke shawarar amsawa. Idan za ta yiwu: saka inda na'urar firikwensin crankshaft yake, inda faifan diski yake. Zai yi kyau a ga hoto.

A haƙiƙa, firikwensin matsayi na crankshaft yana aiki azaman mai watsawa na analog don daidaita tsarin kunna cakuda mai a cikin ɗakunan konewa na injin konewar ciki a daidai lokacin da fistan ke matsawa. Ana isar da siginar zuwa kwamfutar da ke kan jirgin, ana shigar da firikwensin kanta a kusa da injin tashi.

Manufar DPKV firikwensin

A cikin na'urorin kunna wutan lantarki na zamani, ana shigar da cakuda mai a cikin silinda, kuma ana samar da tartsatsin daga tartsatsin bayan an matsa shi da kwamfutar da ke kan jirgi. Ana amfani da firikwensin DPKV don tantance matsayi na pistons a wani lokaci da aka ba. Wannan na'urar lantarki ce ke aika siginar zuwa ECU don aiwatar da jerin ayyukan da wutar lantarki ta kayyade ta mota.

Ko da wane irin gyare-gyare na firikwensin crankshaft aka yi amfani da shi, ana bayyana alamun rashin aikin wannan na'urar idan babu allurar walƙiya / man fetur ko cin zarafin wannan sake zagayowar. Ma'ana, injin konewa na ciki ba zai iya farawa ba ko kuma injin ya tsaya ba tare da bata lokaci ba. Wannan yana nuna murguɗin siginar matsayi na piston a ƙasa da tsakiyar matattu.

Kadan sau da yawa, kebul ɗin da ke haɗa DPKV zuwa ECU ya lalace, a cikin wannan yanayin ba a aika siginar zuwa kwamfutar da ke kan jirgin ba, aikin injin ba shi yiwuwa bisa manufa.

Menene ICE aka saka?

Ba za a iya saka irin wannan na'urar akan motoci ba tare da kwamfutar da ke kan jirgin ba, da kuma kan injunan carburetor. Saboda haka, DPKV yana samuwa ne kawai a cikin injunan diesel da injunan allura. Don gano wurin firikwensin crankshaft, dole ne a la'akari da fasalulluka na aikinsa:

• sassan rukuni na crank, ƙwanƙwasa da ƙuƙwalwa suna haɗe zuwa crankshaft;
• KShM yana ɓoye a cikin tire, an sanya bel na gears iri ɗaya a kan ƙwanƙwasa, don haka yana da matukar wuya a gyara firikwensin kusa da waɗannan sassa;
• Flywheel shine mafi girman sashi, yana cikin tsarin injin da yawa a lokaci guda, don haka DPKV yana makale kusa da shi don samar da saurin shiga yayin maye gurbin.

Tsanaki: Ana ɗaukar firikwensin matsayi na crankshaft a matsayin na'urar lantarki mara kulawa. Ana gano shi kuma a maye gurbinsa lokacin da aka sami cikakkiyar kuskure.

Bayanan Bayani na DPRV

Baya ga firikwensin crankshaft, ana iya shigar da firikwensin DPRV a cikin injin konewa na ciki, wanda ke da alhakin samar da cakuda mai da walƙiya zuwa takamaiman Silinda a cikin injin. Ba shine babban kayan lantarki ba, sabanin crankshaft, an ɗora shi akan camshaft. Sunanta na biyu shine firikwensin nau'in bugun jini.

Idan PRV yana da lahani, injin ba zai daina aiki ba, amma masu yin allura za su yi wuta sau biyu sau da yawa a yanayin layi-biyu har sai an gyara matsalar.

Zane da ka'idar aiki na crankshaft firikwensin

Domin firikwensin ya watsa sigina akan kebul zuwa microcontroller na kwamfuta, ana amfani da ka'ida mai zuwa:

1. musamman ma hakora masu tashi sama guda biyu ana barin su;
2. juya duk haƙoran jirgin sama kusa da DPKV, suna karkatar da filin maganadisu wanda ke haifar da na'urar na'urar;
3. a lokacin wucewa kusa da firikwensin sashin kambi tare da haƙorin da ya ɓace, tsangwama ya ɓace;
4. na'urar tana aika da sigina game da wannan zuwa kwamfutar, kuma kwamfutar tana tantance ainihin matsayin pistons a cikin kowane Silinda.

Daidaitaccen aiki yana yiwuwa ne kawai tare da tazarar 1 zuwa 1,5 mm tsakanin haƙoran zoben zobe na tashi da lantarki na na'urar. Saboda haka, akwai wedges sama da wurin zama na DPKV. Kuma madaidaicin kebul ɗin tare da tsawon 0,5 - 0,7 m daga kwamfutar an sanye shi da mai haɗa maɓalli.

Software na ECU yana ba ku damar lissafin matsayi na pistons a cikin cylinders I da IV lokacin da aka karɓi sigina da kuma jujjuyawar shaft. Wannan ya isa ga daidaitaccen tsarar sigina zuwa wadatar mai da firikwensin kunnawa.

Na gani

A tsari, wannan firikwensin ya ƙunshi LED da mai karɓa. Ana haifar da siginar a mai karɓa ta hanyar wucewa ta ɓangaren jirgin sama tare da hakora masu lalacewa, tun da a wannan lokacin ba a toshe hasken LED gaba ɗaya da sauran hakora.

Waɗannan ayyuka masu sauƙi ba sa ƙyale ka ka yi amfani da na'urar don ƙarin ayyuka. A cikin abin da ya faru na rashin aiki (ƙwaƙwalwar kunnawa), ana maye gurbin DPKV tare da kebul.

Hall firikwensin

Yin aiki akan ka'idar yuwuwar bambance-bambance a cikin sashin giciye na ƙarfe (tasirin Hall), firikwensin matsayi na crankshaft yana da ƙarin aiki na rarraba wuta zuwa ɗakunan konewa na cylinders.

Kyakkyawan ƙa'ida mai sauƙi na aiki na firikwensin yana dogara ne akan bayyanar ƙarfin lantarki saboda canji a filin maganadisu. Ba tare da keken tashi da hakora biyu masu kaifi ba, wannan na'urar ba za ta yi aiki ba.

Inductive

Ba kamar gyare-gyaren da aka yi a baya ba, firikwensin matsayi na Magnetic crankshaft yana aiki ta hanyar shigar da lantarki:

• ana haifar da fili koyaushe a kusa da na'urar;
• Wutar lantarki don samar da sigina ga microprocessor yana faruwa ne kawai lokacin da ya wuce ta sashin zoben zobe na tashi, wanda babu hakora akansa.

Ikon matsayi na axle ba shine kawai zaɓi na wannan na'urar ba, yana kuma aiki azaman firikwensin saurin axis.

Tun da na'urar maganadisu da firikwensin Hall sune na'urori masu aiki da yawa, galibi ana amfani da su a cikin injina.

Wurin DPKV

Ko da tare da tsari mai yawa na abubuwan da aka gyara da tarukan injin a ƙarƙashin hular, masana'antun suna ƙoƙarin tabbatar da kasancewar DPKV don sauyawa mai sauri akan hanya. Don haka, don fahimtar inda firikwensin crankshaft yake yana da sauƙi:

• yana tsakanin madaidaicin juzu'i da ƙaya;
• Tsawon kebul ya isa don haɗin kyauta zuwa cibiyar sadarwar kan-jirgin;
• akwai daidaitawa wedges a kan wurin zama don saita rata na 1 - 1,5 mm.

Godiya ga maɓallin maɓalli, ko da direban novice zai iya cire firikwensin.

Manyan ayyuka

A al'adance, ga yawancin na'urorin lantarki na kan jirgin, ana tantance wasu alamun rashin aiki na firikwensin crankshaft a gani. Misali, idan Check yana kan dashboard, direban yana da mai karanta lambar kuskure, direban zai nuna maki 19 ko 35.

Laifi na gama gari sune:

• kashe injin ba da lokaci;
• rashin ƙaddamarwa;
• Ayyukan gaggawa na injectors / injectors sau biyu sau da yawa kamar yadda aka tsara zagayowar (rashin DPRV).

Ɗaya daga cikin hanyoyin da ake da su na tantance kai a cikin wannan yanayin shine "sonification" tare da mai gwadawa. Juriya na ciki na iskar firikwensin dole ne ya kasance tsakanin 500 zuwa 800 ohms.

Ana iya buƙatar gyara idan akwai lahani ga na'urar. Misali, idan datti ko wasu abubuwa na waje suka hau saman gefen ƙugiya, siginar za su karkatar da su.

Faifan lokaci na iya zama magnetized da gangan yayin bincike. A wannan yanayin, gyare-gyaren ya ƙunshi demagnetization ta amfani da fasaha ta musamman ta amfani da mai canzawa a tashar sabis.

Idan juriyar jujjuyawar coil ɗin bai dace da ƙayyadaddun sigogi ba, mai motar yakan gano ta sigina kai tsaye:

• yana jujjuyawa tsalle ba da gangan ba;
• motsin motsi ya ɓace ko ikon injin ƙonewa na ciki ya ɓace;
• a rago "yana iyo";
• fashewa yana faruwa yayin aiki.

Hankali: Tun da waɗannan matsalolin na iya haifar da wasu dalilai, yana da kyau a ziyarci tashar sabis don bincikar kwamfuta. A matsayin makoma ta ƙarshe, yakamata ku bincika firikwensin crankshaft ta amfani da hanyoyin da ake da su.

Binciken DPKV da DPRV

Lokacin da akwai katsewa a cikin aikin injin konewa na ciki, ana iya samun dalilai da yawa. Koyaya, duk da ɗan ƙaramin wurin da bai dace ba, bincikar firikwensin crankshaft shine mafi ƙarancin tsari mai cin lokaci. Sa'an nan, dangane da sakamakon, za a iya ƙara yin matsala ko kuma a iya maye gurbin firikwensin crankshaft idan cak ɗin ya nuna rashin aiki. Ka'idar bincike ta kasance daga sauƙi zuwa hadaddun, wato, dubawar gani, sannan dubawa da ohmmeter, sannan tare da oscilloscope ko kan kwamfuta.

Hankali: Don bincika DPKV, ana bada shawara don tarwatsa shi, don haka dole ne a yi alama nan da nan a matsayinsa dangane da jiki.

Duba gani

Tun da an shigar da firikwensin tare da saitin rata, dole ne a fara duba wannan nisa tare da ma'auni. Matakai masu zuwa don duba firikwensin crankshaft a gani:

• gano abubuwan waje tsakaninsa da sitiyarin;
• sami datti a wurin da bacewar haƙoran diski na lokaci;
• lalacewa ko karyewar hakora (da wuya sosai).

A ka'ida, a wannan mataki, mai motar ba shi da wata matsala. Ya kamata a yi ƙarin tabbaci tare da kayan aiki, zai fi dacewa multimeter (gwaji), wanda za'a iya canza shi zuwa yanayin ohmmeter, voltmeter da yanayin ammeter.

Ommeter

A wannan mataki, duba firikwensin matsayi na crankshaft baya buƙatar ilimi da ƙwarewa na musamman:

1. an saita multimeter zuwa matsayi na ohmmeter (2000 Ohm);
2. ana auna juriya ta mai gwadawa akan nada firikwensin;
3. darajarta daga 500 zuwa 800 ohms;
4. kowace ƙima ta atomatik tana nuna cewa DPKV yana buƙatar gyara.

Tun da firikwensin yana da araha sosai, an canza shi gaba ɗaya. Sanin inda yake, kana buƙatar cire shi tare da katse tashar baturi ta amfani da maƙarƙashiya.

Dubawa mai zurfi

Ana ba da shawarar cikakken dubawa kafin maye gurbin firikwensin crankshaft. Babban sharuɗɗan aiwatar da shi sune:

• dakin zafin jiki (digiri 20);
• kasancewar na'ura mai canzawa, whisk, voltmeter, mita inductance da megohmmeter.

Jerin tabbatarwa shine kamar haka:

1. na'urar taswira tana ba da 500 V zuwa iska;
2. juriya na rufi ya kamata ya kasance a cikin 20 MΩ;
3. nada inductance 200-400mH.

Idan ƙayyadaddun sigogi suna cikin kewayon al'ada, kuma kuskuren gwajin yana kan panel, to, dalilin rashin aikin yana cikin wasu nodes ɗin injunan ƙonewa na ciki. Daga firikwensin, ana watsa siginar ba tare da murdiya ba. Idan kowace sifa ta ɓace daga ƙimar ƙima, wajibi ne a maye gurbin firikwensin matsayi na crankshaft.

Oscilloscope a tashar sabis

Bugu da ƙari, farashin da ba za a iya jurewa ga mai mota na yau da kullum ba, oscilloscope yana buƙatar manyan cancanta daga mai amfani. Saboda haka, idan muna magana ne game da sana'a ganewar asali na DPKV, shi ne mafi alhẽri tuntubar wani na musamman mota sabis.

Ana gudanar da gwajin a wurin, ba a cire haɗin kebul daga kwamfutar:

1. an saita na'urar zuwa yanayin crank mai kunnawa;
2. matsi na oscilloscope yana ƙasa;
3. ana haɗa haɗin ɗaya zuwa USBAutoscopeII, na biyu yana haɗa zuwa tashar A na firikwensin;
4. injin yana motsawa ta wurin farawa ko gungurawa zuwa tasha.

Duk wani sabani a cikin girman raƙuman ruwa akan allon oscilloscope zai nuna cewa an watsa siginar karkatacciyar sigina daga firikwensin ta hanyar kebul.

Nuances na aiki na DPKV da na'urori masu auna firikwensin DPRV

A yayin da na'urar lantarki ta lalace kwatsam a kan hanya, farawa na yau da kullun da aiki na injin ba zai yiwu ba. Kwararrun tashar sabis suna ba da shawarar samun DPKV mai fa'ida don ku iya maye gurbin firikwensin crankshaft da hannuwanku a cikin filin. Na'urar ba ta da tsada, tare da ingantaccen ajiya ba za a iya lalacewa ko karye ba. Sauran bayanan sune:

• rashin aiki na firikwensin matsayi na crankshaft - rashin aiki mai wuyar gaske, ana yin bincike mafi kyau a tashar sabis akan oscilloscope;
• tun da samun alamun rashin aiki na firikwensin matsayi na crankshaft, wajibi ne a saita alama kafin rarrabawa;
• Nisan shigarwa da aka ba da shawarar zuwa faifan daidaitawa shine 1 mm;
• An hana a gano ɓarna tare da kwan fitila; ana aiwatar da aikin tare da kashe wuta.

Don haka, firikwensin crankshaft shine kawai na'ura a cikin injin konewa na ciki wanda ke aiki tare da kunnawa. Rushewa a cikin kashi 90% na lokuta gaba ɗaya yana hana motar ba tare da ikon isa tashar sabis ba. Don haka, ana ba da shawarar samun kayan aikin DPKV a cikin motar.