Sensor ya Hall VAZ 2107: ndi chiyani komanso momwe imagwirira ntchito, kuzindikira kusagwira ntchito ndikusintha chinthu

Eni ambiri a VAZ 2107 ndi dongosolo lopanda cholumikizira ali ndi chidwi ndi funso la momwe angayang'anire sensa ya Hall. Funso, kwenikweni, ndi lofunika kwambiri, chifukwa ngati chipangizo alephera, kuyambitsa injini kumakhala kovuta kapena kosatheka. Chifukwa chake, ndikofunikira kudziwa zomwe mungachite kuti muthetse vutoli komanso momwe sensor imasinthidwira.

Sensa ya Hall pa VAZ 2107

Sensor ya Hall ndi imodzi mwazida zazikulu zamakina osayatsa a injini zamafuta. Ngati pali vuto ndi gawo ili, ntchito ya injini imasokonekera. Kuti muthe kuzindikira vutoli munthawi yake, ndikofunikira kudziwa ndikumvetsetsa momwe sensa ya Hall (DH) imagwirira ntchito komanso, makamaka, pa VAZ 2107, momwe mungadziwire vuto ndikusinthira chipangizocho. Mfundo zonsezi ndi zofunika kuziganizira mwatsatanetsatane.

Sensor ya Hall ndiye chinthu chofunikira kwambiri pamakina osayatsa a injini yamafuta.

SENSOR cholinga

Magalimoto angapo amagetsi amagalimoto amakhala ndi masensa omwe amatumiza chizindikiro kugawo loyenera lomwe limayang'anira magwiridwe antchito amagetsi okhudza kusintha kwa magawo ena. Njira yoyatsira yopanda mawonekedwe ya VAZ 2107 ilinso ndi chipangizo chotchedwa Hall sensor (DH). Cholinga chake ndi kudziwa mbali ya malo a crankshaft ndi camshaft ya unit mphamvu. Sensa imayikidwa osati pamakono okha, komanso pamagalimoto akale, mwachitsanzo, VAZ 2108/09. Malinga ndi kuwerengedwa kwa chinthucho, zamakono zimaperekedwa ku spark plugs.

Mfundo za chipangizocho

Ntchito ya DC imachokera ku zotsatira za kuwonjezeka kwa voliyumu pamtunda wa conductor, womwe umayikidwa mu magnetic field. Panthawi yomwe spark iyenera kuwonekera, pali kusintha kwa mphamvu ya electromotive, chizindikiro chochokera kwa wogawa chimatumizidwa ku chosinthira ndi spark plugs. Ngati tilingalira za sensa ya Hall, yomwe imagwiritsidwa ntchito masiku ano m'machitidwe oyatsira popanda kugwiritsa ntchito mauthenga, ndiye kuti ndi chipangizo chojambula kusintha kwa maginito pa ntchito ya camshaft. Kuti chinthucho chizigwira ntchito, pafunika mtengo wina wa maginito induction.

Sensa imagwira ntchito motere: pali mbale yapadera yamtundu wa korona pamagawo ogawa. Mbali yake ndi mipata, chiwerengero chomwe chimafanana ndi chiwerengero cha ma silinda a injini. Kapangidwe ka sensa kumaphatikizaponso maginito osatha. Mtsinje wogawira moto ukangoyamba kusinthasintha, mbale yoyendetsedwa imadutsana ndi malo a sensor, omwe amatsogolera kugunda komwe kumatumizidwa ku coil yoyatsira. Chikoka ichi chimatembenuzidwa ndipo chimayambitsa mapangidwe a spark pa makandulo, chifukwa chake kusakaniza kwa mpweya wa mpweya kumayaka.

Mfundo ya ntchito ya Hall element: 1 - maginito; 2 - mbale ya zida za semiconductor

Liwiro la injini likamakula, kuchuluka kwa ma pulse omwe amachokera ku DC kumawonjezeka, zomwe zimatsimikizira magwiridwe antchito amagetsi. Ngakhale kuti zomwe zimaganiziridwazo zinadziwika kale nthawi isanafike pamene magalimoto opangidwa ndi misa adawonekera, komabe amagwiritsidwa ntchito popanga magalimoto lero. Sensa ndi chipangizo chodalirika, kusweka kwake sikuchitika kawirikawiri.

Kanema: Ntchito ya sensa ya Hall

MMENE SENSOR YA KUHOLO IMAGWIRA NTCHITO [Ham Radio TV 84]

Pali zolumikizana zitatu pa sensor ya Hall:

• kulemera;
• kuphatikiza magetsi (pafupifupi 6 V);
• kulumikizana ndi chosinthira choyatsira moto.

Kodi DH pa VAZ 2107 ili kuti

Ngati ndinu mwiniwake wa VAZ "zisanu ndi ziwiri" ndi kuyatsa popanda kulumikizana, ndiye kuti sizingakhale bwino kudziwa komwe sensor ya Hall ili. Kupeza wogawira poyatsira sikovuta, koma sensa yokhayo ili pansi pa chivundikiro chake. Kuti mupeze DH, muyenera kuchotsa zingwe ziwiri ndikuchotsa chivundikiro cha wogawa, pambuyo pake mutha kuwona sensor yokha.

Sensa ya Hall pa VAZ 2107 ili mu chipinda cha injini pansi pa chivundikiro cha wogawa.

Chithunzi cholumikizira

Sensa ya Hall imakhala ndi kugwirizana kwachindunji ndi chosinthira ndipo imalumikizidwa molingana ndi chithunzi chomwe chikuwonetsedwa pachithunzichi.

Sensor ya Hall ili ndi njira yosavuta yolumikizira: chizindikiro chochokera ku chipangizocho chimadyetsedwa mpaka chosinthira, kenako mpaka koyilo yoyatsira.

Switch palokha imagwira ntchito zotsatirazi:

• imakulitsa ma pulse mpaka 12 V ndikutumiza ku coil yoyatsira;
• amalandira chizindikiro kuchokera kwa DC mu mawonekedwe a chisonkhezero.

M'mawu osavuta, kusinthako ndi amplifier wamba, yomwe imapangidwa ndi fanizo ndi msonkhano wa transistor wamunda. Ngakhale kuphweka kwa dera, chipangizocho ndi chosavuta kugula kusiyana ndi kudzipanga nokha. Chinthu chachikulu ndi chakuti sensa ya Hall ndi kusintha kwa VAZ 2107 kumayikidwa bwino ndikugwirizanitsa. Apo ayi, sensa sigwira ntchito bwino.

Kusinthaku kudapangidwa kuti kukulitsa ma pulse omwe amabwera kuchokera ku sensa ya Hall

Zizindikiro za vuto la sensa Hall pa VAZ 2107

Sensor ya Hall, monga china chilichonse chagalimoto, imatha kulephera pakapita nthawi. Komabe, ngakhale madalaivala omwe ali ndi chidziwitso sangathe kudziwa nthawi zonse kuti vuto lomwe lakhalapo likukhudzana ndi chipangizo chomwe chikufunsidwa, chifukwa vutolo likhoza kudziwonetsera m'njira zosiyanasiyana. Kuti mudziwe zambiri, nthawi zambiri zimakhala zofunikira kufufuza zizindikiro zomwe zingatheke za kulephera kwa sensa musanadziwe kuti sensa iyi ndi "wolakwa".

Panthawi imodzimodziyo, pali zizindikiro zazikulu zomwe zingadziwike kuti si zonse zomwe zili mu dongosolo la DH pa Vaz 2107. Aganizireni:

• injini sichiyamba kapena kuyamba kumakhala kovuta;
• pali zosokoneza kapena kugwedezeka pakugwira ntchito kwa magetsi osagwira ntchito;
• injini imakhazikika pamene galimoto ikuyenda;
• kugwedezeka kumachitika pamene mukuyendetsa mothamanga kwambiri.

Ngati chimodzi mwazizindikiro zomwe zalembedwa chikuwoneka, ndiye kuti sensor ya Hall ikulimbikitsidwa kuti iwunikidwe ndipo, ngati kuli kofunikira, m'malo mwake. Eni ake amagalimoto okhala ndi makina oyatsira osalumikizana nawo sadzakhala opanda malo oti anyamule chinthu chothandizira ngati gawo lopuma.

Momwe mungayang'anire sensa

Kuti mudziwe momwe sensor iliri, ndikofunikira kuyang'ana zinthu. Izi zikhoza kuchitika m'njira zingapo. Aganizireni:

1. Njira yosavuta ndiyo kukhazikitsa chipangizo chodziwika bwino, chomwe mungatenge, mwachitsanzo, kuchokera kwa mnzanu m'galimoto. Ngati pa cheke vuto lizimiririka ndipo injini ikuyamba kugwira ntchito popanda kusokonezedwa, ndiye kuti muyenera kupita ku sitolo kukagula sensa yatsopano.
   

   Njira yosavuta yowonera DH pa VAZ 2107 ndikuyika chinthu chodziwika bwino chomwe mungabwereke kwa mnzanu m'galimoto.
2. Diagnostics ndi multimeter. Kuti muchite izi, chipangizocho chimayikidwa ku malire a kuyeza kwa voteji ndipo muyeso umapangidwa pakutulutsa kwa sensor. Ngati ikugwira ntchito, ndiye kuti kuwerengera kwa multimeter kuyenera kukhala mu 0,4-11 V.
3. Mutha kutsanzira sensor. Njirayi ndi yophweka: timachotsa cholumikizira cha DH kuchokera kwa wogawa, kutembenuza kiyi mu choyatsira choyatsira kumalo "choyatsira" ndikugwirizanitsa zotsatira za 3 ndi 6 za kusintha kwa wina ndi mzake. Mungagwiritse ntchito LED yolumikizidwa ndi mndandanda ndi 1 kΩ resistor, zomwe zimagwirizanitsidwa mofanana. Pamene spark ikuwoneka, izi ziwonetsa kuti chipangizo chomwe chikuyesedwa chagwira ntchito.
   

   Chimodzi mwazosankha zowonera sensor ya Hall ndikutsanzira chipangizocho

Video: kuyang'ana sensor ndi multimeter

Kuyang'ana kachipangizo cha Hall pa VAZ 2107 ikhoza kuchitidwa popanda chipangizocho. Pankhaniyi, ndondomeko ya zochita idzakhala motere:

1. Timamasula pulagi ya spark pa imodzi mwa masilindala kapena kugwiritsa ntchito yopuma ndikuyilumikiza ku waya wothamanga kwambiri kuchokera pa koyilo yoyatsira.
2. Timagwirizanitsa ulusi wa kandulo ndi kulemera kwa thupi.
3. Timachotsa sensa, kulumikiza cholumikizira kuchokera ku chosinthira ndikuyatsa moto.
4. Timapanga chinthu chachitsulo, mwachitsanzo, screwdriver pafupi ndi sensa. Ngati spark ikuwoneka pa kandulo, ndiye kuti chipangizo choyesedwa chikugwira ntchito.

M'malo sensa Hall pa VAZ 2107

Njira yosinthira DX siyosangalatsa kwambiri, chifukwa simudzangochotsa, komanso kugawanitsa wogawira. Choyamba muyenera kugula sensor yokha ndikukonzekera zida zotsatirazi:

• fungulo la 13 (lotseguka-mapeto kapena bokosi);
• screwdriver;
• ma pliers
• nyundo.

Musanayambe ndi disassembly wa distribuerar, muyenera kulabadira mmene zilili. Ndi bwino kupanga zizindikiro pa thupi lake ndi cylinder block. Ngati kusintha kuyatsa si ntchito yovuta kwa inu, ndiye kuti wogawayo akhoza kuthetsedwa popanda zizindikiro zilizonse. Njira yochotsera ndikusintha sensa pa "zisanu ndi ziwiri" ikuchitika motere:

1. Timachotsa chotchinga choyipa kuchokera ku batri, chivundikiro kuchokera pa choyatsira moto, payipi ya vacuum ndikuchotsa cholumikizira chomwe chimapita ku sensa.
   

   Kuti mufike ku sensa ya Hall, muyenera kuchotsa kapu yogawa
2. Kuti muchotse wogawa, masulani bolt ndi 13, chotsani chochapira ndikutulutsa wogawayo.
   

   Wogawayo amamangiriridwa ndi bolt 13, masulani ndikuchotsa wogawa
3. Kuti musungunuke chogawa choyatsira moto, ndikofunikira kugwetsa pini yomwe imasunga shaft. Kuti tichite izi, timagwiritsa ntchito kuyenerera kwa kukula koyenera, ndipo kuti zikhale zosavuta timayika wogawayo mu vise.
   

   Kuti muchotse shaft yogawa, muyenera kugogoda piniyo ndi nsonga yoyenera
4. Timachotsa choyimitsa pulasitiki ndikuchotsa shaft.
   

   Kuti muchotse mbali ya choyatsira moto, muyenera kuchotsa choyimitsa pulasitiki
5. Timamasula zomangira ziwiri za sensor ya Hall ndi zomangira ziwiri za cholumikizira cha sensor.
   

   Kuti muchotse sensa ya Hall, masulani sensor yokha ndi cholumikizira
6. Timamasula kutsekeka kwa vacuum corrector ndikutulutsa sensa kudzera mu dzenje.
   

   Pambuyo pochotsa vacuum corrector, chotsani sensa kudzera mu dzenje
7. Timayika sensor yatsopano ndikusonkhanitsa motsatira dongosolo.

Pambuyo pochotsa ndi kusokoneza wogawa, tikulimbikitsidwa kuyeretsa shaft kuchokera ku soot, mwachitsanzo, ndikutsuka mu mafuta a dizilo. Ponena za kukonzanso kwa sensa, chinthu ichi chimatengedwa kuti sichikhoza kukonzanso ndipo ngati chikalephera, m'malo mwake ndi chofunikira. Kuphatikiza apo, mtengo wake siwokwera kwambiri, mkati mwa 200 r.

Video: momwe mungasinthire sensa ya Hall pagalimoto za banja la VAZ

Kusintha kwa Hall sensor VAZ classic, NIVA

Ngati pali zovuta mu makina oyaka moto omwe amalumikizidwa ndi sensor ya Hall, sikoyenera kulumikizana ndi ntchitoyi kuti muwathetse. Mutha kuzindikira vuto lanu nokha, ngakhale mulibe zida zapadera. Chinthu chachikulu ndikudziwiratu malingaliro osavuta komanso omveka bwino ndikutsata mosamalitsa.