Ita-iwe pachako lambda probe snag
Zviri mukati
Mushure mekuparadzwa kana kubviswa kwechigadziriso kana kukundikana kweokisijeni sensor (lambda probe), injini inopisa mukati inoshanda nenzira isina kunaka nekuda kwekugadzirisa kusina kunaka kwemhepo-mafuta musanganiswa, uye Cheki Engine chiratidzo chinovhenekera. mudziyo wemidziyo. Nzira dzakasiyana-siyana dzekunyengedza iyo electronic control unit inobvumira kugadzirisa dambudziko iri.
Kana iyo oksijeni sensor iri kushanda, mechanical snag lambda probe ichabatsira, kana ikakundikana, unogona kushandisa iyo yemagetsi. Verenga pazasi kuti udzidze nzira yekutora snag ye lambda probe kana kuzviita iwe pachako.
Iyo lambda probe snag inoshanda sei
Lambda probe snag - chishandiso chinopa kutapurirana kune komputa yeyakanyanya okisijeni yemukati mumagasi ekuburitsa, kana iwo chaiwo paramita asingaenderane nawo. Dambudziko iri rinogadziriswa nekugadzirisa kuverenga kwegasi analyzer iripo kana chiratidzo chayo. Sarudzo yakanakisa yakasarudzwa zvichienderana nekirasi yezvakatipoteredza uye mhando dzemotokari.
Kune marudzi maviri ekubiridzira:
- Mechanical (sleeve-screw kana mini-catalyst). Nheyo yekushanda yakavakirwa pakugadzira chipingamupinyi pakati peokisijeni sensor uye magasi mune exhaust system.
- Elektroniki (resistor ine capacitor kana yakaparadzana controller). Iyo emulator inoiswa mugeji rewaya kana pachinzvimbo chenguva dzose DC. Nheyo yekushanda kweyemagetsi lambda probe snag ndeyekutevedzera iyo chaiyo sensor kuverenga.
Iyo screw-in sleeve (dummy) inokubvumira kuti ubudirire kunyengedza ECU yemotokari dzekare dzinosangana nekirasi yezvakatipoteredza yeEuro-3, uye mini-catalyst yakakodzera kunyange kumotokari dzemazuva ano dzine zviyero kusvika kuEuro-6. Muzviitiko zvese izvi, DC inoshandirwa inodiwa, iyo inopindirwa mukati memuviri wesnag. saka chikamu chekushanda che sensor chakakomberedzwa nemagasi akachena uye anotumira data yakajairika kumakombuta.
Lambda probe snag - mini-catalyst (catalyst grid inoonekwa)
Factory tsika lambda probe emulator pane microcontroller
Kusanganiswa kwemagetsi kunobva pane resistor uye capacitor, haisi iyo kirasi yezvakatipoteredza iyo inokosha, asi nheyo yekushanda kwekombiyuta. Semuenzaniso, iyi sarudzo haishande paAudi A4 - komputa ichaburitsa kukanganisa nekuda kwedata isina kururama. Mukuwedzera, haisi nguva dzose inogoneka kusarudza iyo yakakwana parameters yezvigadzirwa zvemagetsi. Snag yemagetsi ine microcontroller inomiririra kushanda kweokisijeni sensor, kunyange kana isipo uye isingakwanisi zvachose.
Kune marudzi maviri eakazvimiririra emagetsi mateki ane microcontroller:
- yakazvimirira, ichigadzira chiratidzo chekushanda kwakajairika kwe lambda;
- kugadzirisa kuverenga zvinoenderana neyekutanga sensor.
Mhando yekutanga ye emulators inowanzoshandiswa pamotokari dzine LPG yezvizvarwa zvekare (kusvika ku3), apo kana uchityaira pane gasi, zvakakosha kuumba kutaridzika kwemaitiro ekushanda kweokisijeni sensor. Yechipiri inoiswa mushure mekucheka iyo catalyst pachinzvimbo chechipiri lambda uye kutevedzera mashandiro ayo akajairika maererano nekuverenga kwekutanga sensor.
Maitiro ekugadzira yako lambda probe snag
Ita-iwe-iwe pachako lambda probe snag: spacer kugadzira vhidhiyo
Kana iwe uine chishandiso chakakodzera, unogona kuita kuti lambda iongorore iwe pachako. Iyo iri nyore kugadzira ndeye mechaniki sleeve uye yemagetsi simulator ine resistor uye capacitor.
Kugadzira pacifier iwe unoda:
- metal lathe;
- chiduku chiduku chebhuronzi kana simbi isina tsvina (kureba inenge 60-100 mm, ukobvu hunenge 30-50 mm);
- kucheka (kucheka, kufinha uye kucheka-shinda) kana kucheka?, tepi uye kufa.
Kuti uite musanganiswa wemagetsi we lambda probe, iwe uchada:
Kugadzira musanganiswa wemagetsi weokisijeni sensor nemaoko ako: vhidhiyo
- capacitors 1–5 uF;
- resistors 100 kOhm - 1 mOhm uye / kana trimmer nemhando yakadaro;
- iron yesimbi;
- solder uye flux;
- insulation;
- case box;
- sealant kana epoxy.
Kushandura sikuruu uye kugadzira yakapfava yemagetsi musanganiswa, nehunyanzvi hwakakodzera (kutendeuka / solder zvemagetsi), hazvitore inopfuura awa. Nezvimwe zviviri zvingasarudzwa zvichave zvakanyanya kuoma.
mberi ichaudzwa nzira yekuita snag ye lambda probe mushure mokubvisa catalyst, kuitira kuti Check Engine zvikanganiso nemakodhi P0130-P0179 (ane chokuita ne lambda), P0420-P0424 uye P0430-P0434 (kukanganisa kukanganisa) hazviitike.
Scheme yemagetsi snag
Iyo yemagetsi snag ye lambda probe inoshanda pamusimboti wekukanganisa iyo chaiyo sensor chiratidzo kune iyo inodiwa kune yakajairika kushanda kwemota. Pane maviri system sarudzo:
- Iine resistor uye capacitor. Dunhu rakareruka rinokutendera kuti uchinje chimiro chechiratidzo chemagetsi kubva kuDC nekutengesa mune zvimwe zvinhu. Iyo resistor inoshanda kudzikamisa voltage uye yazvino, uye iyo capacitor inoshanda kubvisa voltage ripple pamutoro. Rudzi urwu rwemusanganiswa runowanzoshandiswa mushure mekunge catalyst yachekwa kuti itevedzere kuvepo kwayo.
- Ne microcontroller. Mhepo yemagetsi ye lambda probe ine processor yayo inokwanisa kugadzira chiratidzo chinotevedzera kuverenga kweiyo inoshanda oksijeni sensor. Kune vanotsamira emulators kuti akasungirirwa wokutanga (yepamusoro) DC, uye akazvimirira emulators kuti kuburitsa chiratidzo pasina zvokunze mirayiridzo.
Rudzi rwekutanga runoshandiswa kunyengedza ECU mushure mekubviswa kana kukundikana kwechinokonzera. Yechipiri inogona zvakare kushanda nekuda kweizvi zvinangwa, asi kazhinji inoshandiswa sesnag yekutanga lambda probe kune yakajairika kutyaira nechizvarwa chekare HBO.
Scheme yemagetsi blende yeokisijeni sensor
Iyo yemagetsi snag ye lambda probe, dunhu rinoratidzwa pamusoro, rinosanganisira zvinhu zviviri chete uye zviri nyore kugadzira, asi zvingada kusarudzwa kwezvikamu zveredhiyo pakukosha kwechiso.
Kubatanidzwa kwe resistor uye capacitor mu wiring
Electronic blende ye lambda probe pane resistor ine capacitor
Iyo resistor uye capacitor inogona kubatanidzwa mumotokari ine maviri okisijeni sensors ine kirasi yezvakatipoteredza Euro-3 uye yakakwirira. Ita-iwe-iwe pachako snag yemagetsi ye lambda probe inoitwa seizvi:
- iyo resistor inotengeswa mukuputika kwetambo yechiratidzo;
- iyo isiri-polar capacitor yakabatana pakati pechiratidzo chetambo uye pasi, mushure mekupikisa, padivi rekubatanidza sensor.
Nheyo yekushanda kwesimulator iri nyore: kupikisa munharaunda yechiratidzo kunoderedza ikozvino inouya kubva kune yechipiri oksijeni sensor, uye capacitor inogadzirisa kuputika kwayo. Nekuda kweizvozvo, iyo injector ECU "inofunga" kuti catalyst iri kushanda uye iyo okisijeni yemukati mukubuda iri mukati meyakajairika.
Ita-iwe pachako lambda probe snag scheme
Kuti uwane iyo chaiyo chiratidzo (pulse chimiro), iwe unofanirwa kusarudza zvinotevera ruzivo:
- kwete-polar film capacitor kubva ku1 kusvika ku5 microfarads;
- resistor kubva pa100 kΩ kusvika ku1 MΩ ine simba rekubvisa 0,25-1 W.
Kuti urerutsa, unogona kutanga washandisa tuning resistor neiyi renji, kuti uwane yakakodzera kupikisa kukosha. Dunhu rakajairika rine 1 MΩ resistor uye 1 uF capacitor.
Iwe unofanirwa kubatanidza snag kune iyo yekutyora mune sensor wiring harness, asi zviri nani kure kubva kune zvinopisa zvekupedza zvinhu. kuitira kuchengetedza zvikamu zveredhiyo kubva kune unyoro uye tsvina, zviri nani kuzviisa mune imwe kesi uye kuizadza ne sealant kana epoxy.
Microprocessor board mune lambda probe wiring break
Yemagetsi snag ye lambda probe pane microcontroller inodiwa muzviitiko zviviri:
- kutsiva kwekuverenga kwekutanga (kana chete) oksijeni sensor paunenge uchityaira paHBO 2 kana 3 zvizvarwa;
- kutsiviwa kwekuverenga kwechipiri lambda yemotokari ine Euro-3 uye yakakwirira pasina catalyst.
Unogona kuunganidza okisijeni sensor emulator pane do-it-yourself microcontroller yeHBO uchishandisa inotevera seti yezvikamu zveredhiyo:
- yakabatanidzwa dunhu NE555 (master controller iyo inogadzira pulses);
- capacitors 0,1; 22 uye 47 uF;
- resistors ye1; 2,2; 10, 22 uye 100 kOhm;
- Chiedza-chinoburitsa diode;
- relay.
Ita-iwe-iwe pachako snag yemagetsi ye lambda probe - dhayagiramu yeHBO
Musanganiswa unotsanangurwa pamusoro wakabatanidzwa kuburikidza nerelay mukucheka kwewaya yechiratidzo pakati peokisijeni sensor nekombuta. Paunenge uchishanda pagasi, iyo relay inosanganisira emulator mudunhu iyo inogadzira fake okisijeni sensor masaini. Paunenge uchichinja kune peturu, iyo okisijeni sensor inobatanidzwa zvakananga kune komputa uchishandisa relay. neiyi nzira, zvese zvakajairika kushanda kwe lambda pa peturu uye kusavapo kwekukanganisa pa gasi kunowanikwa panguva imwe chete.
Kana iwe ukatenga yakagadzirira-yakagadzirwa emulator yekutanga lambda probe yeHBO, inodhura anenge 500-1000 rubles..
Izvo zvakare zvinogoneka kugadzira yemagetsi snag ye lambda probe kutevedzera kuverenga kwechipiri sensor nemaoko ako. Nokuda kweizvi iwe uchada:
- resistors ye10 uye 100 ohms (2 pcs.), 1; 6,8; 39 uye 300 kOhm;
- capacitors ye4,7 uye 10 pF;
- amplifiers LM358 (2 pcs.);
- Schottky diode 10BQ040.
Dunhu remagetsi reiyo emulator yakatarwa inoratidzwa mumufananidzo. Nheyo yekushanda kweiyo snag ndeye kushandura kuburitsa kuverengwa kweiyo yekutanga oxygen sensor uye kuiendesa kune komputa pasi pechifukidzo chekuverenga kubva kune yechipiri.
Scheme yeyakareruka yemagetsi emulator yechipiri lambda probe
Chirongwa chiri pamusoro apa chiri pasi rose, chinokubvumira kuti utevedzere kushanda kwezvose titanium uye zirconium oxygen sensors.
Iyo yakagadzirira-yakagadzirwa emulator yechipiri lambda probe yakavakirwa pane microcontroller inodhura kubva 1 kusvika 5 zviuru rubles, zvichienderana nekuoma..
Kudhirowa kwe mechanical snag
Kudhirowa kwemuchina musanganiswa we lambda probe kune akawanda zirconium sensors yeEuro-3: tinya kuti ukure.
A mechanical snag ye lambda probe inogona kushandiswa pamotokari ine catalyst iri kure uye yechipiri inoshanda (yakaderera) oksijeni sensor. Dummy screw ine gomba inoshanda zvakajairwa paEuro 3 uye yakaderera kirasi michina, iyo ma sensors ayo asinganyanyi kunzwa. Iyo mechanical blende ye lambda probe, kudhirowa kwayo kunoratidzwa mumufananidzo, ndeyemhando iyi.
YeEuro-4 uye pamusoro, iwe unoda snag ine miniature catalytic converter mukati. Ichachenesa magasi munzvimbo ye sensor, nekudaro kutevedzera kushanda kweiyo isipo yakajairwa catalyst. Zvakanyanya kuoma kuita snag yakadaro ye lambda probe nemaoko ako, sezvo inodawo catalytic agent.
Sleeve ine mini catalytic converter
Kuti ugadzire mekiniki snag ye lambda probe nemaoko ako pachako, iwe uchada lathe uye kugona kushanda nayo, pamwe ne:
- simbi isina chinhu yebhuronzi kana kupisa isingadziviriri inenge 100 mm kureba uye 30-50 mm muhupamhi;
- kucheka (kucheka, kufinha uye kucheka-shinda);
- tap uye kufa M18x1,5 (panzvimbo yekucheka kwekucheka);
- catalytic element.
Chinetso chikuru ndechekutsvaga chinhu chinokonzeresa. Nzira iri nyore ndeyekuicheka kunze kweyakaputsika catalyst filler nekusarudza chikamu chayo chakazara.
Ita-iwe-iwe pachako lambda probe trick ine mini-catalyst: spacer dhirowa: tinya kuti ukudze
Iyo oxidation yekabhoni monoxide uye isina kupiswa hydrocarbons mune catalyst inopiwa kwete neceramic pachayo, asi nekuiswa kweakanaka simbi (platinum, rhodium, palladium) yakaiswa pairi. Naizvozvo, yakajairika ceramic filler haina basa - inoshanda chete se insulator inoderedza kuyerera kwemagasi kune iyo sensor, iyo isingapi iyo inodiwa mhedzisiro.
Mumusanganiswa wemuchina weyechipiri lambda probe, unogona kushandisa zvakasara zvechishanduri chakatodonha nemaoko ako, saka usamhanyire kuzvipa kune vatengi.
Iyo fekitori mechanical musanganiswa we lambda probe ine mini-catalyst inodhura 1-2 zviuru rubles.
Screwdriver ine diki dhayamita gomba
Iyo lambda probe snag screw inogadzirwa nenzira imwechete neiyo mini-catalyst. Nokuda kweizvi, unoda:
- lathe;
- chivharo chakagadzirwa nebhuronzi kana simbi inodzivirira kupisa;
- seti yevanocheka uye/kana tap uye ndiro M18x1,5.
Ita-iwe-iwe pachako musanganiswa we lambda probe: screw drawing
Musiyano chete mukugadzira ndewekuti hapana catalytic filler mukati, uye gomba riri muchikamu chepasi rine diki (2-3 mm) dhayamita. Inodzikamisa kuyerera kwemagasi ekupedza kuokisijeni sensor, nekudaro ichipa kuverenga kunodiwa.
Ko snag lambda probe inotora nguva yakareba sei
Mechanical oxygen sensor snags isina catalytic filler ndiyo yakapfava uye yakasimba kwazvo, asi isinganyanyi kushanda. Vanoshanda pasina matambudziko paEuro-3 yenharaunda kirasi injini dzakashongedzerwa ne-low-sensitivity lambda probes. Inguva yakareba sei snag yerudzi urwu rwe lambda probe inoshanda zvinoenderana chete nemhando yezvinhu. Paunenge uchishandisa ndarira kana simbi inodzivirira kupisa, inogona kuva yekusingaperi, asi dzimwe nguva (ga yega 20-30 zviuru zvemakiromita) inoda kuchenesa gomba kubva kumakabhoni deposits.
Kune mota nyowani, iwe unoda snag ine mini-catalyst mukati, iyo ine zvakare ine shoma sosi. Mushure mekuvandudzwa kweiyo catalytic filler (inoitika pamusoro pe50100 zviuru zvemakiromita), inomira kutarisana nemabasa akapihwa uye inoshanduka kuita analogue yakakwana yeakareruka screw. Muchiitiko ichi, simulator inofanira kuchinjwa kana kuzadzwa nezvinhu zvitsva zvinogadzirisa.
Electronic snags inotepfenyura isingatani kuputsika uye kupfeka, sezvo isingaone kushushikana kwemagetsi. Asi iyo sosi yezvikamu zveredhiyo (resistors, capacitors) ishoma, nekufamba kwenguva vanodzikisira uye vanorasikirwa nezvinhu zvavo. Iyo emulator inogona kutadza nguva isati yakwana kana guruva kana hunyoro hukapinda pazvikamu nekuda kwekudonha.
| Rudzi rwekupindwa muropa nezvinodhaka | Kugarisana kweMota | Maitiro ekuchengetedza snag LZ | Inguva yakareba sei snag LZ inogara (kangani kuchinja) |
|---|---|---|---|
| Mechanical (screwdriver) | 1999-2004 (EU kugadzirwa), kusvika 2013 (Russian kugadzirwa), mota kusvika Euro-3 inosanganisirwa. | Nguva nenguva (yega yega 20-30 zviuru zvemakiromita), zvingave zvakakosha kuchenesa gomba uye mhango ye sensor kubva kune carbon deposits. | Theoretically isingaperi (chete mechanical adapter, hapana chekutyora). |
| Mechanical (mini-catalyst) | Kubva 2005 (EU) kana 2013 (Russia) kusvika zvino c., kirasi Euro-3 uye pamusoro. | Mushure mekushanda kunze sosi, inoda kutsiviwa kana kutsiva iyo catalytic filler. | 50-100 zviuru zvemakiromita, zvichienderana nemhando yekuzadza. |
| Electronic board) | Independent emulators kusvika 2005 (EU) kana kusvika 2013 (Russia) yegore rekugadzira, yezvakatipoteredza kirasi Euro-2 kana Euro-3 (payakakodzera kuisa HBO 2 uye 3 zvizvarwa). Emulators vachishandisa kuverenga kwekutanga DC kunyengedza yechipiri lambda probe - kubva 2005 (EU) kana 2008 (Russia) kuunza. c., kirasi Euro-3 uye yepamusoro, asi kunze kunogoneka, kusarudzwa kwakarurama kwemasangano kwakakosha. | Kuchengetedza hakudiwi kana iri munzvimbo yakaoma, yakachena uye iri yoga kubva kune unyoro uye tsvina. | Zvinoenderana nemhando yezvigadzirwa zvemagetsi. Inofanirwa kugara hupenyu hwese hwemotokari, asi maelectrolyte uye/kana maresitorendi angangoda kutengeswa zvakare kana zvikamu zvisina kunaka zvikashandiswa. |
| Electronic (resistor uye capacitor) | Mota kubva 2005 (EU) kana 2008 (Russia), Euro-3 kirasi uye pamusoro. | Nguva nenguva zvakakosha kuongorora kutendeseka kwezvinhu. | Zvinoenderana nemhando yezvikamu zveredhiyo uye sarudzo chaiyo yezviyero. Kana zvikamu zvakasarudzwa zvakanaka, usapisa uye usanyorova, zvingave zvakakwana zvehupenyu hwose hwemotokari. |
Ndeipi lambda snag iri nani
Zvechokwadi pindura mubvunzo "Ndeipi lambda snag iri nani?" hazvigoneki. Imwe neimwe mudziyo ine zvayakanakira nezvayakaipira, kuenderana kwakasiyana nemamwe mamodheru. Ndeipi snag ye lambda probe iri nani kuisa - zvinoenderana nechinangwa chekunyengera uku uye nemamiriro chaiwo:
- mechanical snags inoshanda chete pamwe chete nekushanda oksijeni sensor;
- kutevedzera mashandiro akajairika eiyo okisijeni sensor pane yekare HBO, chete magetsi emagetsi ane microcontroller (pulse generator) akakodzera;
- pamotokari dzekare dzekirasi kwete kupfuura Euro-3, zviri nani kuisa snag-screw - yakachipa uye yakavimbika;
- pamotokari dzemazuva ano (Euro-4 uye pamusoro), zviri nani kushandisa mini-catalysts;
- iyo sarudzo ine resistor uye capacitor yakachipa, asi isina kuvimbika mhando yesnag yemotokari nyowani;
- emulator yechipiri lambda probe pane microcontroller inoshanda kubva kune yekutanga ndiyo yakanakisa sarudzo yemotokari ine yakundikana kana kubviswa yechipiri okisijeni sensor.
Kazhinji kutaura, ndiyo mini-catalyst ndiyo yakanakisa sarudzo yeDC inoshandirwa, nekuti inotevedzera kushanda kweyakajairwa inoshandura nehupamhi hwepamusoro. A microcontroller ndiyo yakanyanya kuoma uye inodhura sarudzo, uye saka yakakodzera chete kana pasina standard sensor zvachose kana inoda kunyengerwa kutyaira pane gasi.
