Yi-da-kanka lambda bincike snag

Bayan lalacewa ko cire mai kara kuzari ko gazawar na'urar firikwensin oxygen (lambda probe), injin konewa na ciki yana aiki a cikin yanayin da ba shi da kyau saboda kuskuren daidaitawar cakuda mai da iska, kuma mai nuna Injin Duba yana haskakawa. panel kayan aiki. Hanyoyi daban-daban don yaudarar sashin kula da lantarki suna ba da damar magance wannan matsala.

Idan na'urar firikwensin oxygen yana aiki, injin binciken lambda snag zai taimaka, idan ya gaza, zaku iya amfani da na'urar lantarki. Karanta ƙasa don koyan yadda ake ɗaukar snag na binciken lambda ko yin shi da kanku.

Yadda lambda probe snag ke aiki

Lambda probe snag - na'urar da ke ba da watsawa zuwa kwamfutar da mafi kyawun abun ciki na oxygen a cikin iskar gas, idan ainihin sigogi ba su dace da su ba. Ana magance wannan matsalar ta hanyar gyara karatun na'urar tantance iskar gas ko siginar sa. Mafi kyawun zaɓi zaba dangane da ajin muhalli da samfurin mota.

Akwai nau'ikan yaudara iri biyu:

• Mechanical (sleeve-screw ko mini-catalyst). Ka'idar aiki ta dogara ne akan ƙirƙirar shinge tsakanin firikwensin iskar oxygen da iskar gas a cikin tsarin fitarwa.
• Lantarki (mai tsayayya tare da capacitor ko mai sarrafawa daban). Ana sanya emulator a cikin tazarar waya ko maimakon DC na yau da kullun. Ka'idar aiki na lambda bincike snag na lantarki shine a kwaikwayi daidaitattun karatun firikwensin.

Screw-in sleeve (dummy) yana ba ku damar yin nasarar yaudarar ECU na tsoffin motoci waɗanda suka hadu da ajin muhalli na aƙalla Euro-3, kuma mini-catalyst ya dace har ma da motoci na zamani tare da ma'auni har zuwa Yuro-6. A cikin duka biyun, ana buƙatar DC mai iya aiki, wanda aka dunƙule cikin jikin snag. don haka sashin aiki na firikwensin yana kewaye da iskar gas mai tsafta kuma yana watsa bayanai na yau da kullun zuwa kwamfutar.

Lambda bincike snag - karamin mai kara kuzari (grid mai kara kuzari)

Kayan aikin al'ada na bincike na lambda akan microcontroller

Don blende na lantarki dangane da resistor da capacitor, ba ajijin muhalli bane ke da mahimmanci, amma ka'idar aiki na kwamfuta. Misali, wannan zabin baya aiki akan Audi A4 - kwamfutar zata haifar da kuskure saboda bayanan da ba daidai ba. Bugu da ƙari, ba koyaushe zai yiwu a zaɓi mafi kyawun sigogi na kayan lantarki ba. Snag na lantarki tare da microcontroller da kansa yana simintin aikin firikwensin oxygen, koda kuwa ba ya nan kuma ba zai iya aiki gaba ɗaya.

Akwai nau'ikan dabaru na lantarki masu zaman kansu guda biyu tare da microcontroller:

• mai zaman kanta, samar da sigina don aikin al'ada na lambda;
• gyara karatun bisa ga firikwensin farko.

Nau'in farko na emulators yawanci ana amfani dashi akan motoci tare da LPG na tsoffin al'ummomi (har zuwa 3), inda lokacin tuki akan iskar gas yana da mahimmanci don ƙirƙirar yanayin aiki na yau da kullun na firikwensin oxygen. Ana shigar da na biyu bayan an yanke mai kara kuzari maimakon lambda na biyu kuma a yi kwaikwayon aikinsa na yau da kullun bisa ga karatun firikwensin farko.

Yadda ake yin naku lambda probe snag

Yi-shi-kanka lambda bincike snag: sararin samaniyar bidiyo

Idan kana da kayan aiki da ya dace, zaka iya sa binciken lambda ya kama kanka. Mafi sauƙin ƙira shine hannun riga na inji da na'urar kwaikwayo ta lantarki tare da resistor da capacitor.

Don yin na'urar tanki kuna buƙatar:

• karfe lathe;
• ƙaramin ƙaramin tagulla ko bakin karfe (tsawon kusan 60-100 mm, kauri kusan 30-50 mm);
• masu yanka (yanke, gundura da yanke zare) ko masu yankan?, matsa su mutu.

Don yin blende na lantarki na binciken lambda, kuna buƙatar:

Yin haɗin lantarki na firikwensin oxygen da hannuwanku: bidiyo

• capacitors 1-5 uF;
• resistors 100 kOhm - 1 mOhm da / ko trimmer tare da irin wannan kewayon;
• soldering baƙin ƙarfe;
• solder da juyi;
• rufi;
• akwatin ga jiki;
• epoxy ko sealant.

Juya dunƙule da yin haɗin lantarki mai sauƙi, tare da ƙwarewar da ta dace (juyawa / siyarwar lantarki), ba zai ɗauki fiye da awa ɗaya ba. Tare da sauran zaɓuɓɓuka biyu zai zama mafi wahala.

Zai yi wahala a sami abubuwan da suka dace don yin ƙaramin ƙararrawa a gida, da ƙirƙirar na'urar kwaikwayo mai zaman kanta akan microcontroller, ban da microchip, kuna buƙatar kayan lantarki na asali da ƙwarewar shirye-shirye.

Har ila yau za a gaya wa yadda ake yin snag na binciken lambda bayan cire mai kara kuzari, don kada ku yi kuskuren Duba Engine tare da lambobin P0130-P0179 (mai alaka da lambda), P0420-P0424 da P0430-P0434 (kurakurai masu kara kuzari).

Don yaudarar na farko (ko ɗaya akan mota har zuwa Yuro-3) binciken lambda shine kawai lokacin tuki akan injector tare da shigar HBO 1-3 ƙarni (ba tare da amsa ba)! Don tuƙi a kan fetur, ba a so sosai don karkatar da karatun na'urar firikwensin oxygen na sama, saboda ana daidaita cakuda mai da iska bisa ga su!

Tsarin lantarki snag

Snag na lantarki na binciken lambda yana aiki akan ka'idar karkatar da siginar firikwensin gaske ga wanda ake buƙata don aikin yau da kullun na motar. Akwai zaɓuɓɓukan tsarin guda biyu:

• Tare da resistor da capacitor. Wurin kewayawa mai sauƙi wanda ke ba ku damar canza siffar siginar lantarki daga DC ta hanyar siyar da ƙarin abubuwa. Resistor yana aiki don iyakance ƙarfin lantarki da na yanzu, kuma capacitor yana aiki don kawar da ripple ɗin wuta akan kaya. Ana amfani da irin wannan nau'in blende yawanci bayan an yanke mai kara kuzari don kwatanta kasancewarsa.
• Tare da microcontroller. Snag na lantarki na binciken lambda tare da na'ura mai sarrafa kansa yana da ikon samar da sigina da ke kwatanta karatun firikwensin oxygen mai aiki. Akwai na'urori masu dogaro waɗanda aka ɗaure zuwa na farko (na sama) DC, da masu kwaikwayon masu zaman kansu waɗanda ke haifar da sigina ba tare da umarnin waje ba.

Ana amfani da nau'in farko don yaudarar ECU bayan cirewa ko gazawar mai kara kuzari. Na biyun kuma yana iya yin aiki don waɗannan dalilai, amma galibi ana amfani da shi azaman snag na binciken lambda na farko don tuki na yau da kullun tare da tsohon ƙarni na HBO.

Tsarin haɗaɗɗen lantarki na firikwensin oxygen

Snag na lantarki na binciken lambda, wanda kewayar da aka gabatar a sama, ya ƙunshi abubuwa biyu ne kawai kuma yana da sauƙin ƙirƙira, amma yana iya buƙatar zaɓin abubuwan haɗin rediyo akan ƙimar fuska.

Haɗuwa da resistor da capacitor a cikin wayoyi

Haɗin lantarki na binciken lambda akan resistor tare da capacitor

Ana iya haɗa resistor da capacitor cikin mota mai firikwensin oxygen guda biyu tare da ajin muhalli Euro-3 da sama. Yi-da-kanka snag na lantarki na binciken lambda ana yin haka kamar haka:

• ana sayar da resistor a cikin karyar wayar siginar;
• ana haɗa capacitor mara iyaka tsakanin siginar waya da ƙasa, bayan resistor, a gefen mahaɗin firikwensin.

Ka'idar aiki na na'urar kwaikwayo abu ne mai sauƙi: juriya a cikin siginar sigina yana rage halin yanzu da ke fitowa daga firikwensin oxygen na biyu, kuma capacitor yana fitar da motsin sa. Sakamakon haka, injector ECU "yana tunanin" cewa mai kara kuzari yana aiki kuma abun da ke cikin iskar oxygen a cikin shaye yana cikin kewayon al'ada.

Yi-da-kanka lambda bincike snag makirci

Don samun madaidaicin sigina (siffar bugun jini), kuna buƙatar zaɓar cikakkun bayanai masu zuwa:

• ba polar film capacitor daga 1 zuwa 5 microfarads;
• resistor daga 100 kΩ zuwa 1 MΩ tare da lalatawar wutar lantarki na 0,25-1 W.

Don sauƙaƙa, zaku iya fara amfani da resistor tuning tare da wannan kewayon, don samun ƙimar juriya mai dacewa. Mafi yawan kewayawa yana tare da 1 MΩ resistor da capacitor 1 uF.

Kuna buƙatar haɗa snag zuwa hutu a cikin kayan aikin firikwensin waya, yayin da zai fi dacewa daga abubuwan shaye-shaye masu zafi. Domin kare sassan rediyo daga danshi da datti, yana da kyau a sanya su a cikin akwati kuma a cika su da sealant ko epoxy.

Ana iya samar da emulator a cikin nau'i na adaftar-spacer tsakanin masu haɗin binciken lambda "mahaifiya" da "uba" ta amfani da masu haɗin da suka dace.

Microprocessor allon a cikin lambda bincike wayoyi karya

Ana buƙatar snag na lantarki na binciken lambda akan microcontroller a lokuta biyu:

• maye gurbin karatun na farko (ko kawai) firikwensin oxygen lokacin tuki akan HBO 2 ko 3 ƙarni;
• maye gurbin karatun lambda na biyu don mota tare da Euro-3 kuma mafi girma ba tare da mai kara kuzari ba.

Kuna iya haɗa na'urar firikwensin iskar oxygen akan microcontroller don yin-shi-kanka don HBO ta amfani da saitin abubuwan haɗin rediyo masu zuwa:

• hadedde da'ira NE555 (masanin sarrafawa wanda ke haifar da bugun jini);
• capacitors 0,1; 22 da 47 uF;
• resistors na 1; 2,2; 10, 22 da 100 kOhm;
• diode mai haske;
• gudun ba da sanda.

Yi-da-kanka snag na lantarki na binciken lambda - zane don HBO

An haɗa blende da aka kwatanta a sama ta hanyar relay zuwa yanke wayar sigina tsakanin firikwensin oxygen da kwamfutar. Lokacin aiki akan iskar gas, relay ɗin ya haɗa da na'urar kwaikwayo a cikin da'irar da ke haifar da siginar firikwensin oxygen na karya. Lokacin canzawa zuwa gasoline, ana haɗa firikwensin oxygen kai tsaye zuwa kwamfutar ta amfani da relay. ta wannan hanyar, duka aikin lambda na yau da kullun akan man fetur da rashin kuskure akan iskar gas ana samun su a lokaci guda.

Idan ka sayi samfurin da aka yi na farko na binciken lambda na HBO, zai kashe kusan 500-1000 rubles..

Hakanan yana yiwuwa a samar da snag na lantarki na binciken lambda don kwaikwayi karatun firikwensin na biyu da hannuwanku. Don wannan kuna buƙatar:

• resistors na 10 da 100 ohms (2 inji mai kwakwalwa), 1; 6,8; 39 da 300 kOhm;
• capacitors na 4,7 da 10 pF;
• amplifiers LM358 (2 inji mai kwakwalwa.);
• 10BQ040.

Ana nuna da'irar lantarki na ƙayyadadden emulator a cikin hoton. Ka'idar aiki na snag shine canza karatun fitarwa na firikwensin iskar oxygen na farko da kuma tura su zuwa kwamfutar a ƙarƙashin tsarin karatun daga na biyu.

Tsari mai sauƙi na lantarki na lantarki na binciken lambda na biyu

Tsarin da ke sama shine na duniya, yana ba ku damar yin kwaikwayon aikin duka titanium da zirconium oxygen firikwensin.

Shirye-shiryen kwaikwayo na binciken lambda na biyu dangane da microcontroller zai kashe daga 1 zuwa 5 dubu rubles, dangane da rikitarwa..

Zane na inji snag

Zana na'ura mai kwakwalwa na binciken lambda don yawancin firikwensin zirconium don Yuro-3: danna don haɓaka

Ana iya amfani da snag na injin binciken lambda akan mota tare da na'urar motsa jiki mai nisa da na'urar firikwensin oxygen na biyu (ƙananan). Dumi dunƙule tare da rami yana aiki akai-akai akan Euro 3 da ƙananan injuna, na'urori masu auna firikwensin su ba su da hankali sosai. Kayan aikin injiniya na binciken lambda, zane wanda aka nuna a cikin kwatancin, na wannan nau'in ne.

Don Yuro-4 da sama, kuna buƙatar snag tare da ƙaramar mai canzawa a ciki. Zai tsarkake iskar gas a cikin yankin firikwensin, ta haka ne zai daidaita aikin madaidaicin ma'auni. Zai fi wuya a yi irin wannan snag na binciken lambda da hannuwanku, tun da yake yana buƙatar wakili na catalytic.

Hannun hannu tare da ƙaramin catalytic Converter

Don yin ƙwanƙwasa inji na binciken lambda da hannuwanku, kuna buƙatar lathe da ikon yin aiki tare da shi, kazalika:

• Bakin ƙarfe na tagulla ko zafi mai jure zafi kusan mm 100 tsayi da diamita 30-50 mm;
• yankan (yanke, m da zaren-yanke);
• matsa kuma mutu M18x1,5 (maimakon masu yanka don zaren zaren);
• kashi na catalytic.

Babban wahala shine neman wani abu mai kuzari. Hanya mafi sauƙi ita ce a yanke shi daga cikin filler mai kara kuzari ta hanyar zaɓar wani yanki gaba ɗaya na sa.

Ceramic foda, wanda aka ba da shawarar yin amfani da wasu albarkatun Intanet, bai dace da waɗannan dalilai ba!

Yi-da-kanka dabarar binciken lambda tare da ƙaramin ƙarami: zane mai sarari: danna don faɗaɗawa

Rashin iskar shaka na carbon monoxide da unburned hydrocarbons a cikin mai kara kuzari ba a samar da shi ba ta yumbu da kanta ba, amma ta hanyar shigar da karafa masu daraja (platinum, rhodium, palladium) da aka ajiye a kai. Sabili da haka, filler na yumbu na al'ada ba shi da amfani - yana aiki ne kawai a matsayin insulator wanda ke rage yawan iskar gas zuwa firikwensin, wanda ba ya ba da sakamakon da ake so.

A cikin blende na inji na binciken lambda na biyu, zaku iya amfani da ragowar abin da ya fashe da hannunku, don haka kada ku yi gaggawar mika shi ga masu siye.

Haɗin injin masana'anta na binciken lambda tare da ƙaramin ƙarami yana kashe 1-2 dubu rubles.

Idan sararin da na'urar firikwensin iskar oxygen yake a kan layin shayewa yana da iyaka sosai, DC na yau da kullun tare da spacer bazai dace ba! A wannan yanayin, kuna buƙatar yin ko siyan snag kusurwa mai siffar L.

Screwdriver tare da ƙaramin rami diamita

Lambda probe snag dunƙule an yi shi ne kamar yadda ƙaramin mai kara kuzari. Don wannan kuna buƙatar:

• latsa;
• wani blank da aka yi da tagulla ko bakin karfe mai jure zafi;
• saitin cutters da/ko famfo da farantin karfe M18x1,5.

Yi-da-kanka blende inji mai binciken lambda: zane mai dunƙule

Bambanci kawai a cikin ƙira shi ne cewa babu wani filler catalytic a ciki, kuma rami a cikin ƙananan ɓangaren yana da ƙarami (2-3 mm). Yana iyakance kwararar iskar gas zuwa firikwensin iskar oxygen, don haka yana ba da karatun da ake so.

Yaya tsawon lokacin binciken lambda snag ya ƙare

Na'urar firikwensin iskar oxygen snags ba tare da filler catalytic sune mafi sauƙi kuma mafi dorewa, amma ba su da tasiri sosai. Suna aiki ba tare da matsala ba akan injunan ajin muhalli na Euro-3 sanye take da ƙananan binciken lambda. Yaya tsawon lokacin snag na irin wannan nau'in binciken lambda ya dogara ne kawai akan ingancin kayan. Lokacin amfani da tagulla ko karfe mai jurewa zafi, zai iya zama na har abada, amma wani lokacin (kowane kilomita 20-30 dubu) yana buƙatar tsaftace rami daga ajiyar carbon.

Don sababbin motoci, kuna buƙatar snag tare da ƙaramin ƙararrawa a ciki, wanda kuma yana da iyakataccen albarkatu. Bayan ci gaban catalytic filler (ya faru fiye da 50100 km), ya daina jure wa ayyukan da aka sanya da kuma juya zuwa wani cikakken analogue mai sauki dunƙule. A wannan yanayin, dole ne a canza na'urar kwaikwayo ko a cika shi da sabon abu mai kuzari.

Snags na lantarki ba su da saurin karyewa da lalacewa, saboda ba sa fuskantar damuwa na inji. Amma albarkatun sassan rediyo (resistors, capacitors) suna da iyaka, bayan lokaci suna raguwa kuma suna rasa kaddarorin su. Mai kwaikwayon na iya gazawa da wuri idan ƙura ko damshi ya hau kan abubuwan da aka gyara saboda zubewa.

Nau'in shan miyagun ƙwayoyi	Daidaituwar Mota	Yadda ake kula da snag LZ	Yaya tsawon lokacin snag LZ yake rayuwa (sau nawa don canzawa)
Makanikai (Screwdriver)	1999-2004 (EU samarwa), har zuwa 2013 (Kayan Rasha), motoci har zuwa Yuro-3 m.	Lokaci-lokaci (kowane kilomita dubu 20-30), yana iya zama dole don tsaftace rami da rami na firikwensin daga adibas na carbon.	A ka'ida na har abada (kawai adaftar inji, babu abin da zai karya).
Injiniya (karamin mai kara kuzari)	Daga 2005 (EU) ko 2013 (Rasha) zuwa gabatarwa c., Euro-3 da kuma sama.	Bayan aiwatar da albarkatun, yana buƙatar sauyawa ko maye gurbin filler catalytic.	50-100 kilomita dubu, dangane da ingancin filler.
Wutar lantarki)	Masu kwaikwayon masu zaman kansu har zuwa 2005 (EU) ko har zuwa 2013 (Rasha) na shekarar samarwa, ajin muhalli Euro-2 ko Euro-3 (inda ya cancanci shigar da HBO 2 da 3 ƙarni). Emulators suna amfani da karatun DC na farko don yaudarar binciken lambda na biyu - daga 2005 (EU) ko 2008 (Rasha) zuwa gabatarwa. c., Yuro-3 ajin da kuma mafi girma, amma keɓancewa yana yiwuwa, zaɓi daidai na ƙungiyoyi yana da mahimmanci.	Ba a buƙatar kulawa idan an samo shi a bushe, wuri mai tsabta kuma keɓe daga danshi da datti.	Ya dogara da ingancin kayan lantarki. Ya kamata ya šauki tsawon rayuwar motar, amma electrolytes da/ko resistors na iya buƙatar sake siyar da su idan an yi amfani da kayan aikin mara kyau.
Electronic (resistor da capacitor)	Mota daga 2005 (EU) ko 2008 (Rasha), Euro-3 class da sama.	Lokaci-lokaci yana da daraja bincika amincin abubuwan.	Ya dogara da ingancin sassan rediyo da ingantaccen zaɓi na kima. Idan an zaɓi abubuwan da aka gyara daidai, kada ku yi zafi kuma kada ku jika, yana iya isa ga rayuwar motar gaba ɗaya.

Wanne lambda snag ya fi kyau

Tabbas amsa tambayar "Wanne lambda snag ya fi kyau?" ba zai yiwu ba. Kowace na'ura tana da ribobi da fursunoni, dacewa daban-daban tare da wasu samfura. Wanne snag na binciken lambda ya fi kyau a saka - ya dogara da manufar wannan magudi da takamaiman yanayi:

• snags na inji suna aiki ne kawai tare da firikwensin oxygen mai aiki;
• don daidaita aikin al'ada na firikwensin oxygen akan tsohuwar HBO, kawai dabaru na lantarki tare da microcontroller (generator pulse) sun dace;
• a kan tsofaffin motoci na aji ba sama da Euro-3 ba, yana da kyau a sanya kullun-screw - arha kuma abin dogara;
• a kan ƙarin motoci na zamani (Euro-4 da sama), yana da kyau a yi amfani da mini-catalysts;
• zaɓi tare da resistor da capacitor yana da rahusa, amma ƙarancin abin dogaro ga sabbin motoci;
• mai kwaikwayon binciken lambda na biyu akan microcontroller wanda ke aiki daga na farko shine mafi kyawun zaɓi don motar da ta gaza ko cire firikwensin oxygen na biyu.

Gabaɗaya magana, ƙaramin ƙararrawa shine mafi kyawun zaɓi don DC mai iya aiki, saboda yana kwaikwayon aikin madaidaicin mai canzawa tare da daidaito mai girma. Microcontroller shine zaɓi mafi rikitarwa da tsada, sabili da haka ya dace kawai lokacin da babu daidaitaccen firikwensin kwata-kwata ko kuma yana buƙatar yaudara don tuƙi akan gas.