Yadda MPI Multiport Fuel Allura ke aiki
Kayan abin hawa

Yadda MPI Multiport Fuel Allura ke aiki

Babu wani tsari a cikin motar da ba'a buƙata. Amma idan da sharaɗi muka rarraba su na asali da na sakandare, to rukunin farko zai haɗa da mai, ƙonewa, sanyaya, man shafawa. Kowane injin konewa na ciki yana da ɗayan ko wani gyare-gyare na tsarin da aka lissafa.

Gaskiya ne, idan muka yi magana game da tsarin ƙonewa (game da tsarinta da kuma irin ƙa'idar aikin da take da shi, an gaya masa a nan), to ana karɓar ta ne kawai ta hanyar injin mai ko kuma analogue wanda ke iya yin aiki akan gas. Injin dizal ba shi da wannan tsarin, amma ƙone iska da mai ya kama. ECU tana tantance lokacin da ake buƙatar kunna wannan aikin. Bambanci kawai shine cewa maimakon walƙiya, ana ciyar da wani ɓangare na mai a cikin silinda. Daga tsananin zafin iska da ake matse shi sosai a cikin silinda, man dizal ya fara ƙonewa.

Yadda MPI Multiport Fuel Allura ke aiki

Tsarin man fetur na iya samun allurar allura guda biyu (hanya mai mahimmanci ta fesa fetur) da allurar rarrabawa. An yi bayani dalla-dalla game da bambanci tsakanin waɗannan gyare-gyare, da kuma game da sauran analogs na allura a cikin wani bita na daban... Yanzu za mu mai da hankali kan ɗayan ci gaba na yau da kullun, wanda ba kawai motocin kasafin kuɗi ke karɓar shi ba, har ma da samfurin da yawa na ɓangaren ƙimar, har ma da motocin motsa jiki da ke aiki akan mai (injin dizal yana amfani da allura kai tsaye kai tsaye).

Wannan allura ce da yawa ko tsarin MPI. Zamu tattauna game da na'urar wannan gyaran, menene banbanci tsakanin ta da allurar kai tsaye, da kuma menene fa'idodi da rashin amfani.

Mahimmin ƙa'idar tsarin MPI

Kafin fahimtar kalmomin aiki da ƙa'idar aiki, ya kamata a bayyana cewa an shigar da tsarin MPI ne kawai akan allurar. Sabili da haka, waɗanda ke yin la'akari da yiwuwar haɓaka injin ɗin su na ICE yakamata suyi la'akari da amfani da wasu hanyoyin gyaran garage.

A cikin kasuwar Turai, samfuran mota tare da alamun MPI a kan hanyar wuta ba sabon abu bane. Wannan taqaitaccen bayani ne na allura-lamba-ma'ana ko allurar mai da yawa.

Injector na farko ya maye gurbin carburetor, saboda abin da ba a aiwatar da ikon haɓaka wadataccen mai da iska da ingancin cika silinda ta injunan inji, amma ta hanyar lantarki. Gabatarwar na'urorin lantarki da farko saboda gaskiyar cewa na'urorin inji suna da wasu iyakoki dangane da tsarin daidaitawa mai kyau.

Lantarki yana iya magance wannan aikin sosai. Ari da, sabis na irin waɗannan motocin ba yawaitawa ba ne, kuma a cikin lamura da yawa yakan zo ne ta hanyar binciken kwamfuta da sake saita kurakuran da aka gano (wannan hanya an bayyana ta dalla-dalla a nan).

Yadda MPI Multiport Fuel Allura ke aiki

Yanzu bari muyi la'akari da ka'idar aiki, bisa ga yadda ake fesa mai don samar da VTS. Ba kamar allurar mono (ɗauke da sauye-sauyen juyin halitta na carburetor), tsarin da aka rarraba yana sanye da bututun mutum ga kowane silinda. A yau, ana kwatanta wani makirci mai tasiri tare da shi - allura kai tsaye don injunan ƙone ciki na ciki (babu wani zaɓi a cikin sassan dizal - a cikinsu ana fesa man dizel kai tsaye a cikin silinda a ƙarshen bugun matsawa).

Don aiki na tsarin mai, ƙungiyar sarrafa lantarki tana tattara bayanai daga na'urori masu auna firikwensin da yawa (lambar su ta dogara da nau'in abin hawa). Maɓallin firikwensin maɓalli, ba tare da abin da babu abin hawa na zamani da zai yi aiki ba, shi ne firikwensin matsayin crankshaft (an bayyana shi dalla-dalla a cikin wani bita).

A cikin irin wannan tsarin, ana ba da mai zuwa ga injector ƙarƙashin matsi. Fesawa yana faruwa a cikin kayan abinci mai yawa (don cikakkun bayanai kan tsarin cin abinci, karanta a nan) kamar yadda yake tare da carburetor. Rarrabawa da cakuda mai da iska kawai yana faruwa kusa da bawul masu amfani da injin rarraba gas.

Lokacin da wani firikwensin ya gaza, ana kunna wani algorithm na yanayin gaggawa a cikin sashin kulawa (wanda ya dogara da firikwensin da ya karye). A lokaci guda, sakon Injin Bincike ko gunkin injin yana haskakawa a kan dashboard ɗin motar.

Tsarin allura mai yawa

Aikin multiport multipoint injection yana da nasaba sosai da samar da iska, kamar yadda yake a cikin sauran tsarin mai. Dalili kuwa shine cewa mai yana haɗuwa da iska a cikin hanyar shigar, kuma saboda kada ya daidaita akan bangon bututun, lantarki yana sa ido kan matsayin bawul din maƙura, kuma daidai gwargwadon yawan gudu, mai injector zai yi allurar wani adadin mai.

Zane tsarin man fetur na MPI zai kunshi:

  • Jiki;
  • Jirgin mai (layin da ke ba da damar rarraba fetur zuwa injectors);
  • Injectors (lambar su daidai take da adadin silinda a cikin ƙirar injin);
  • Na'urar haska bayanai DMRV;
  • Mai sarrafa man fetur.
Yadda MPI Multiport Fuel Allura ke aiki

Duk abubuwan haɗin suna aiki bisa ga makirci mai zuwa. Lokacin da aka buɗe bawul ɗin abincin, fiston yana yin bugun bugun jini (yana motsawa zuwa ƙasa matacce). Saboda wannan, ana ƙirƙirar wuri a cikin ramin silinda, kuma ana tsotse iska daga abubuwan shigar da yawa. Gudun yana motsawa ta cikin matatar, kuma yana wucewa kusa da firikwensin iska mai yawan iska da kuma cikin ramin maƙura (don ƙarin bayani game da aikinsa, duba a wani labarin).

Domin da'irar abin hawa tayi aiki, ana sanya mai a cikin magudanar daidai da wannan aikin. An tsara bututun a cikin hanyar da za'a fesa ɓangaren akan hazo, wanda ke tabbatar da ingantaccen shiri na BTC. Mafi kyawun mai ya haɗu da iska, ƙarancin ƙonewa zai kasance, har ila yau da ƙarancin damuwa akan tsarin shaye-shaye, maɓallin abin da ke ciki shine mai musanya mai haɓaka (don me yasa kowace mota ta zamani ke sanye da ita, karanta a nan).

Lokacin da ƙananan ɗigon mai suka shiga yanayi mai zafi, sukan ƙafe sosai kuma suna haɗuwa sosai da iska. Kuzarin wuta yana saurin kunnawa da sauri, wanda ke nufin cewa shaye shaye yana da ƙananan abubuwa masu guba.

Duk injectors suna amfani da na'urar lantarki. An haɗa su zuwa layin da ake samar da mai ta matse matsin lamba. Ana buƙatar rami a cikin wannan makircin don wani adadin mai ya taru a raminsa. Godiya ga wannan gefen, ana bayar da ayyuka daban-daban na nozzles, daga jere kuma yana ƙarewa tare da launi mai yawa. Dogaro da irin abin hawa, injiniyoyi na iya aiwatar da nau'ikan isar da mai na kowane motsi na injin.

Don haka cewa yayin aiwatar da aikin famfo na mai akai-akai, matsin lamba a cikin layin bai wuce iyakar sigar da za a yarda da shi ba, akwai mai sarrafa matsa lamba a cikin na'urar hawa. Yadda take aiki, da kuma abubuwan da ta ƙunsa, karanta daban... An cire mai mai yawa ta hanyar layin dawowa zuwa tankin gas. Irin wannan ƙa'idar aiki tana da tsarin man fetur na CommonRail, wanda aka girka akan ɗakunan dizal na zamani da yawa (an bayyana shi dalla-dalla a nan).

Yadda MPI Multiport Fuel Allura ke aiki

Fetur yana shiga cikin dogo ta cikin famfon mai, a can kuma ana tsotsa ta cikin matatar daga tankin gas. Nau'in allurar da aka rarraba yana da muhimmiyar alama. An saka atomizer na bututun ƙarfe kusa da yadda zai yiwu ga bawuloli na mashiga.

Babu wani abin hawa da zai yi aiki ba tare da mai ba da izini na XX ba. An shigar da wannan ɓangaren a cikin kewayon bawul din maƙura. A cikin samfuran mota daban-daban, ƙirar wannan na'urar na iya bambanta. Asali ƙaramin kama ne tare da injin lantarki. An haɗa ta hanyar kewayewar tsarin cin abinci. Lokacin da aka rufe maƙura, dole ne a kawo amountan iska kaɗan don hana injin yin cikas. An daidaita microcircuit na sashin sarrafawa ta yadda lantarki zai iya daidaita saurin injin kansa, gwargwadon halin da ake ciki. Aungiyar sanyi da dumi tana buƙatar nata gwargwadon cakuda-mai, don haka lantarki yana daidaita tsawan rpm na XX.

A matsayin ƙarin naúra, an saka firikwensin amfani da mai a cikin motoci da yawa. Wannan rukunin yana aika motsin rai zuwa kwamfutar tafiye-tafiye (a kan matsakaita, akwai kusan sigina dubu 16 a kowace lita). Wannan bayanin bai zama cikakke ba kamar yadda zai yiwu, kamar yadda yake bayyana akan gyaran mitar da lokacin sprayers. Don ramawa don kuskuren lissafi, software ɗin na amfani da ƙimar auna ma'auni. Godiya ga wannan bayanan, matsakaicin yawan amfani da mai ana nuna shi akan allon kwamfutar da ke cikin motar, kuma a cikin wasu samfurin an ƙaddara nawa motar za ta yi tafiya a halin yanzu. Wannan bayanan yana taimaka wa direba shirya tsaka-tsaka tsakanin shan mai.

Wani tsarin hade da aikin allurar shine adsorber. Kara karantawa game da shi daban... A takaice, yana ba ka damar kiyaye matsin lamba a cikin tankin gas a matakin yanayi, kuma tururin mai yana ƙonewa a cikin silinda yayin aiki na rukunin wutar.

MPI yanayin aiki

Allurar da aka rarraba zata iya aiki a halaye daban-daban. Duk ya dogara da software da aka sanya a cikin microprocessor na sashin sarrafawa, da kuma kan gyare-gyaren injectors. Kowane irin feshin mai yana da nasa halaye na aiki. A takaice, aikin kowannensu ya sauka zuwa masu zuwa:

  • Yanayin allura na lokaci daya. Irin wannan injector din ba a dade ana amfani da shi ba. Ka'idar ita ce kamar haka. An saita microprocessor don watsa mai a lokaci guda a cikin dukkanin silinda a lokaci guda. An tsara tsarin ta yadda a farkon bugun shan iska a cikin daya daga cikin silinda, injector din zai yi allurar mai a cikin dukkan bututun da yake cin abinci. Rashin dacewar wannan makircin shine cewa motar ta 4-stroke zata yi aiki daga aiki na bin silinda. Lokacin da piston daya ya kammala bugun bugun, wani tsari daban (matsewa, bugun jini da shaye shaye) yana aiki a cikin sauran, don haka ana buƙatar man fetur na musamman don tukunyar jirgi ɗaya don dukkanin zagayen injin. Sauran gas din kawai ya kasance a cikin kayan abinci mai yawa har sai bawul ɗin da ya dace ya buɗe. An yi amfani da wannan tsarin a cikin shekaru 70 da 80 na karnin da ya gabata. A waccan lokacin, mai yana da arha, don haka mutane kalilan ne ke damuwa da yawan sajan. Hakanan, saboda wadatar arziki, cakuda ba koyaushe yake ƙonewa da kyau ba, sabili da haka an fitar da adadi mai yawa na cutarwa cikin yanayi.Yadda MPI Multiport Fuel Allura ke aiki
  • Yanayin biyu. A wannan halin, injiniyoyi sun rage yawan amfani da mai ta hanyar rage yawan silinda da suke karɓar ɓangaren mai da ake buƙata lokaci guda. Godiya ga wannan ci gaban, ya zama don rage hayaƙi mai illa, da kuma amfani da mai.
  • Yanayin jere ko rarraba mai a cikin lokutan lokaci. A kan motocin zamani waɗanda ke karɓar nau'in rarraba mai na tsarin mai, ana amfani da wannan makircin. A wannan yanayin, ƙungiyar sarrafa lantarki za ta sarrafa kowane injector daban. Don yin tsarin ƙonewa na BTC kamar yadda ya kamata sosai, lantarki yana ba da ɗan ci gaban allurar kafin a buɗe bawul ɗin cin abinci. Godiya ga wannan, cakudadden iska da mai ya shiga cikin silinda. Ana yin feshi ta hanyar bututun ƙarfe ɗaya ta cikakken zagayen motar. A cikin injin konewa na ciki-silinda, tsarin mai yana aiki daidai da tsarin ƙonewa, yawanci a cikin jerin 1/3/4/2.Yadda MPI Multiport Fuel Allura ke aiki

Tsarin na ƙarshe ya kafa kansa a matsayin tattalin arziƙi mai kyau, kazalika da babban ƙawancen mahalli. A saboda wannan dalili, ana ci gaba da gyare-gyare daban-daban don inganta allurar mai, wanda ya dogara da tsarin aikin rarrabawa.

Bosch shine babban masana'antar sarrafa allunan mai. Kayan samfurin ya haɗa da nau'ikan motoci uku:

  1. K-Jetronic... Yana da tsarin injiniya wanda ke rarraba mai ga bututun mai. Yana aiki akai -akai. A cikin motocin da damuwar BMW ta samar, irin waɗannan injunan suna da taƙaitaccen MFI.
  2. TO-Jetronic... Wannan tsarin shine gyara na baya, kawai ana sarrafa aikin ne ta hanyar lantarki.
  3. L-Jetronic... Wannan gyare-gyaren an sanye shi da mdp-injectors wanda ke samar da mai mai motsawa a takamaiman matsin lamba. Abinda ya dace da wannan gyare-gyaren shine cewa aikin kowane hanzari ana gyara shi gwargwadon saitunan da aka tsara a cikin ECU.

Gwajin allura mai yawa

Keta tsarin makircin mai yana faruwa saboda gazawar ɗayan abubuwan. Anan akwai alamun cututtukan da za a iya amfani dasu don gane matsalar aikin allurar:

  1. Injin yana farawa da ƙyar wahala. A cikin mawuyacin yanayi, injin ɗin ba zai fara komai ba.
  2. Rashin aiki na sashen wutar lantarki, musamman a zaman banza.

Ya kamata a lura cewa waɗannan "alamun" ba su da takamaiman injector. Irin waɗannan matsalolin suna faruwa idan aka sami matsala tare da tsarin ƙonewa. Yawancin lokaci, binciken kwastomomi yana taimakawa a irin waɗannan yanayi. Wannan aikin yana ba ka damar gano asalin matsalar da ke haifar da allurar mahaifa ba ta da tasiri.

Yadda MPI Multiport Fuel Allura ke aiki

A mafi yawan lokuta, ƙwararren masani kawai yana share kurakurai waɗanda ke hana rukunin sarrafawa daidaita daidaitaccen aikin ƙungiyar ƙarfin. Idan binciken kwastomomi ya nuna lalacewa ko aikin da ba daidai ba na hanyoyin fesawa, to kafin fara binciken abubuwan da suka gaza, ya zama dole a kawar da babban matsin lamba a cikin layin. Don yin wannan, ya isa ya cire haɗin tashar batir ɗin mara kyau, da kuma kwance goron gogewa a cikin layin.

Akwai wata hanya don rage kai a cikin layi. Don wannan, an katse fis din mai. Daga nan sai motar ta fara aiki har sai ta tsaya. A wannan yanayin, naúrar da kanta za ta yi aiki da matsin mai a cikin dogo. A ƙarshen aikin, an shigar da fius ɗin a wurinsa.

An bincika tsarin kanta a cikin jerin masu zuwa:

  1. Ana gudanar da dubawa na gani na wayoyin lantarki - babu iskar shaka akan lambobin ko lalacewar rufin kebul. Saboda irin wannan matsalar, ƙila ba za a bayar da wuta ga masu aiwatarwa ba, kuma tsarin ko dai ya daina aiki ne ko kuma ba shi da ƙarfi.
  2. Yanayin matatar iska yana taka muhimmiyar rawa a cikin aikin tsarin mai, don haka yana da mahimmanci a bincika shi.
  3. Ana duba fulogogin wuta. Ta wurin toka akan wayoyin su, zaka iya gane matsalolin ɓoye (karanta ƙarin game da wannan daban) tsarin da aikin sashin wutar lantarki ya dogara da shi.
  4. Ana bincika matsewa a cikin silinda Kodayake tsarin mai yana da kyau, injin din zaiyi rauni sosai a karamin matsewa. Yadda ake duba wannan siga shine raba bita.
  5. A cikin layi daya tare da binciken abin hawa, ya zama dole a bincika ƙonewa, wato, ko an saita UOZ daidai.

Bayan an kawar da matsaloli tare da allurar, kuna buƙatar daidaita shi. Wannan shine yadda ake aiwatar da aikin.

Gyara allurar Multipoint

Kafin yin la'akari da ka'idar gyaran allura, yana da kyau idan akayi la'akari da cewa kowane gyaran motar yana da nasa dabaru na aiki. Sabili da haka, ana iya daidaita tsarin ta hanyoyi daban-daban. Wannan shine yadda ake aiwatar da hanya don gyare-gyaren da aka fi sani.

Bosch L3.1, MP3.1

Kafin ci gaba da kafa irin wannan tsarin, kana buƙatar:

  1. Duba yanayin ƙonewa. Idan ya cancanta, ana maye gurbin sassan da suka tsufa da sababbi;
  2. Tabbatar cewa matukin yana aiki yadda yakamata;
  3. An sanya matattarar iska mai tsabta;
  4. Motar tana zafin jiki (har sai lokacin da fankar ta kunna).
Yadda MPI Multiport Fuel Allura ke aiki

Da farko, an daidaita saurin zaman banza. Don wannan, akwai dunƙule na musamman na daidaitawa akan maƙura. Idan ka juyar dashi a karkace (juya), to, mai nuna saurin gudu XX zai ragu. In ba haka ba, zai karu.

Dangane da shawarwarin masana'antun, an saka masu nazarin ingancin hayaƙi akan tsarin. Na gaba, an cire fulogin daga iska mai daidaita dunƙule. Ta hanyar juya wannan abun, ana daidaita abun da ke cikin BTC, wanda mai binciken iskar gas din zai nuna shi.

Bosch ML 4.1

A wannan yanayin, ba a saita rago ba. Madadin haka, na'urar da aka ambata a cikin bayanin da ya gabata an haɗa ta da tsarin. Dangane da yanayin iskar gas ɗin da ke shaye-shaye, ana daidaita aikin feshin abubuwa da yawa ta amfani da dunƙulewar daidaitawa. Lokacin da hannu ya juya dunƙulen agogo, haɗin CO zai ƙaru. Lokacin juyawa zuwa ɗayan shugabanci, wannan alamar tana raguwa.

Bosch LU 2-Jirgin sama

Irin wannan tsarin an tsara shi zuwa saurin XX a daidai yadda yake da gyare-gyare na farko. Ana aiwatar da saitin haɓaka haɓakar ta amfani da algorithms da aka saka a cikin microprocessor na ƙungiyar sarrafawa. An daidaita wannan ma'aunin daidai da bugun binciken lambda (don ƙarin bayani game da na'urar da tsarin aikinta, karanta daban).

Bosch Motronic M1.3

Gudun rashin aiki a cikin irin wannan tsarin ana sarrafa shi ne kawai idan tsarin rabon gas yana da bawul 8 (4 don shigarwa, 4 don fitarwa). A cikin bawul din bawul 16, ana daidaita XX ta hanyar na'urar sarrafa lantarki.

Yadda MPI Multiport Fuel Allura ke aiki

8-bawul an tsara shi ta hanya iri ɗaya da gyare-gyaren baya:

  1. An daidaita XX tare da dunƙule akan maƙura;
  2. An haɗa CO analyzer;
  3. Tare da taimakon dunƙule mai ƙwanƙwasa, ana daidaita abubuwan BTC.

Wasu motoci suna da kayan aiki irin su:

  • MM8R;
  • Bosch Motronic 5.1;
  • Bosch Motronic 3.2;
  • Sagem-Luka 4GJ.

A waɗannan yanayin, ba zai yuwu a daidaita ko dai saurin aiki ko abun da ke cikin cakuda-mai. Maƙerin irin waɗannan gyare-gyaren bai hango wannan yiwuwar ba. Duk aikin dole ne ECU yayi shi. Idan lantarki ba zai iya daidaita aikin allura daidai ba, to akwai wasu kurakurai na tsarin ko lalacewa. Ana iya gano su ta hanyar ganewar asali. A cikin mawuyacin yanayi, aikin da ba daidai ba na abin hawa yana haifar da lalacewar rukunin sarrafawa.

Bambancin tsarin MPI

Masu gwagwarmayar injunan MPI sune gyare-gyare kamar FSI (wanda damuwa ta haɓaka sako-sako). Sun bambanta ne kawai a wurin samar da mai. A yanayi na farko, ana yin allurar ne a gaban bawul a daidai lokacin da fiston wani silinda ya fara yin bugun. An sanya atomizer a cikin bututun reshe wanda ke zuwa takamaiman silinda. An shirya cakuda-mai a cikin rami da yawa. Lokacin da direba ya matsa feda gas, sai a buɗe bawul din daidai gwargwadon ƙoƙarin.

Da zaran iska ya isa yankin aikin atomizer, sai a sa allurar fetur. Kuna iya karanta ƙarin game da na'urar injectors na lantarki. a nan... An sanya murfin na'urar ta yadda za a rarraba wani ɓangare na mai zuwa ƙaramin gutsuri, wanda ke inganta haɓakar cakuda. Lokacin da aka buɗe bawul ɗin shan ruwa, wani ɓangare na BTC ya shiga cikin silinda mai aiki.

A yanayi na biyu, ana dogaro da allurar mutum a kowane silinda, wanda aka sanya shi a cikin kan silinda kusa da toshewar walƙiya. A cikin wannan tsari, ana fesa mai bisa ga ka'ida ɗaya da man diesel a cikin injin dizal. Abin ƙonewa na VTS ne kawai ke faruwa ba saboda yawan zafin jiki na iska mai matse iska mai ƙarfi ba, amma daga fitowar lantarki da aka yi tsakanin wayoyin wutan lantarkin.

Yadda MPI Multiport Fuel Allura ke aiki
Injin FSI

Sau da yawa akwai takaddama tsakanin masu ababen hawa wanda a ciki aka sanya injin rarrabawa da ingin kai tsaye game da wane yanki ne mafi kyau. A lokaci guda, kowannensu yana ba da nasa dalilai. Misali, masu goyon bayan MPI sun karkata ga irin wannan tsarin saboda ya fi sauki da rahusa don kulawa da gyara fiye da takwarorinta na FSI.

Yin allura kai tsaye ya fi tsada a gyara, kuma akwai ƙwararrun ƙwararrun ƙwararrun masanan da ke iya yin aiki a matakin ƙwararru. Ana amfani da wannan tsarin tare da turbocharger, kuma injunan MPI na yanayi ne kawai.

Fa'idodi da Rashin Amfani da Allurar Multipoint

Za a iya tattauna fa'idodi da rashin fa'idar allurar multipoint a ƙarƙashin ƙimar gwada wannan tsarin tare da samar da mai kai tsaye ga silinda.

Fa'idodi na allurar da aka rarraba sun haɗa da:

  • Muhimmin tanadi a cikin mai idan aka kwatanta shi da wannan tsarin, allurar ƙira ko kuma carburetor. Hakanan, wannan motar zata haɗu da ƙa'idodin muhalli, tunda ƙimar MTC ta fi yawa.
  • Saboda wadatar kayayyakin masarufi da kwararrun adadi masu yawa wadanda suka fahimci sarkakiyar tsarin, gyaransa da kiyaye shi sun fi mai mai rahusa fiye da wadanda ke da murnar mamallakin mota mai dauke da allura kai tsaye.
  • Wannan nau'ikan tsarin man fetur yana da karko kuma abin dogaro ne matuka, idan har direban bai yi biris da shawarwarin da ake bayarwa na yau da kullun ba.
  • Allurar da aka rarraba ba ta da ƙarfi akan ingancin mai fiye da tsarin samar da mai kai tsaye ga silinda.
  • Lokacin da VTS ya kasance a cikin hanyar ɗaukar abinci kuma ya ratsa ta kan bawul ɗin, ana sarrafa wannan ɓangaren tare da mai da tsabtace shi, don haka kuɗaɗen ba za su tara akan bawul ɗin ba, kamar yadda yake yawanci a cikin injin konewa na ciki tare da samar da cakuda kai tsaye.
Yadda MPI Multiport Fuel Allura ke aiki

Idan muka yi magana game da gazawar wannan tsarin, to mafi yawansu suna da alaƙa da ta'aziyar ƙungiyar ƙarfin (godiya ga ƙone-ƙashin Layer, wanda aka yi amfani da shi a cikin tsarukan tsarin, injin yana girgiza ƙasa), da kuma komowa na injin konewa na ciki. Injiniyoyi tare da allura kai tsaye da kuma matsugunin da yayi daidai da nau'in injin ɗin da ake magana akai yana haɓaka ƙarin ƙarfi.

Wani rashin amfanin MPI shine babban tsadar gyare-gyare da kayan gyara idan aka kwatanta da sifofin baya na abin hawa. Tsarin lantarki suna da hadadden tsari, wanda yasa gyaran su yafi tsada. Mafi yawanci, masu motoci masu injin MPI dole suyi ma'amala da allurar tsabtacewa da sake saitin kurakuran kayan lantarki. Koyaya, wannan ma yakamata ayi waɗanda waɗanda motarsu ke da tsarin man shafawa kai tsaye.

Amma lokacin da ake gwada alluran zamani, ya zama a fili yake saboda samar da mai kai tsaye ga silinda, karfin karfin wutar ya dan fi girma, sharar ta fi tsafta, kuma amfani da mai ya dan ragu. Duk da waɗannan fa'idodi, irin wannan ingantaccen tsarin mai zai zama mafi tsada don kulawa.

A ƙarshe, muna ba da ɗan gajeren bidiyo game da dalilin da ya sa yawancin masu motoci ke tsoron siyan mota tare da allurar kai tsaye:

Kalubale na injunan TSI na zamani da TFSI kai tsaye na injinan man fetur

Tambayoyi & Amsa:

Wanne ya fi kyau allura kai tsaye ko allura mai yawa? Allura kai tsaye. Yana da ƙarin matsa lamba mai, yana da kyau atomizes. Wannan yana ba da kusan 20% tanadi da tsaftataccen shayewa (ƙarin cikakken konewar BTC).

Ta yaya allurar man fetur multipoint ke aiki? Ana shigar da injector akan kowane bututun abin sha. A lokacin shan bugun jini, ana fesa mai. Mafi kusancin injector shine ga bawuloli, mafi inganci tsarin mai.

Menene nau'ikan allurar mai? Gabaɗaya, akwai nau'ikan allura daban-daban guda biyu: allura guda ɗaya (bututun ƙarfe bisa ga ka'idar carburetor) da ma'ana da yawa (rarraba ko kai tsaye.

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