Yim (V8) engine: kev yam ntxwv, nta

Tus txheej txheem ntawm tsheb kev loj hlob tau yeej tsis sawv tseem. Yuav hloov cov lus rau ntau tshaj thiab sophisticated. Class V8 xyaw tuaj mus rau hauv lub ntiaj teb no los ntawm lwm yam tsawg-lub hwj chim thiab nyob rau hauv lub qhov chaw ntawm yawm nyob rau hauv lub tsheb saw.

Thaum lub caij, cov tshuab yuav muaj nuj nqis ntawm qhov chaw nyob rau hauv lub lineup muaj los ntawm manufacturers, thiab tsis mus tawm no me me. V8 Lub npe hais lus rau nws tus kheej: qhov no zoo ntawm ib tug kev kho ntawm thooj voos kheej kheej nyob rau hauv lub thaiv.

Lub keeb kwm ntawm qhov uas muaj qhov V-zoo li tus cav

Cov tsos ntawm lub V8-engine preceded by dab tsi rau lawv nyob rau hauv-line xyaw, uas yog tsis txawv los ntawm high rub lub hwj chim. Tus thawj V8-engine tau tsim thiab ua nyob rau hauv 1902 los ntawm designer Levassarom, uas tsim thiab tsim xyaw rau tej nkoj nquam thiab ships. Tab sis twb nyob rau hauv 1905 lub ntiaj teb no pom tus thawj rollsroysovskie nrog combustion engine, uas yog ntsia tau rau lub tsheb.

Ntxiv mus, lub tshuab coj tej zoo-paub manufacturers xws li Oldsmobile, GM, Chevrolet thiab Cadillac. Qhov no technology tau ntxim hauv lub tebchaws United States thiab cia li los ua ib tug tag nrho ntu. European producers tau yeej ib txwm sim txav mus rau ib tug ntau nqi-zoo xaiv, ua V8-engine me me.

Nyob rau hauv lub USSR, txij thaum lub 50s, hloov thiab paub xyaw nyob rau hauv cov hoob kawm no muaj tau siv nyob rau hauv cov tsheb thauj khoom, thiab tom qab ntawd - nyob rau hauv lub tsheb. Txawm tam sim no, Russia muaj ntau cov neeg sawv cev ntawm domestic tsheb muaj ib tug V8 configuration.

American V8

Cov cuab yeej ntawm V8 xyaw tau dav nrov, uas ntawd kub ntev li ib tug ntev lub sij hawm, vim xyoo 1910 thiab pib ntawm lub nineties. Cov motors tau ua zoo tagnrho rau cov installation rau masklkary thiab zoo tib yam lub tsheb uas ntes tau cov kev zoo nkauj ntawm qhov nruab nrab neeg.

Ntawm cov hoob kawm, tsis yog tsis muaj kev hloov kho. GMC tuam txhab nyob rau hauv nruab nrab-70s khiav ntau yam kab ntawm super V8 xyaw rau hauv ob peb ua qauv, uas tau ua classics ntawm lub American tsheb lag luam. Nyob rau tib lub sij hawm, lub legendary Ford Shelby tawm nrog ob tug majestic creatures - lub GT350 thiab GT500. Cov qauv rau hnub no tias yog ib qhov zoo tshaj plaws nyob rau hauv lub ntiaj teb no, raws li cov neeg tsav tsheb thiab cov kws txawj.

Lub ntiaj teb no zoo-paub steel xws tsheb nrog engine V8: Chevrolet Camaro SS, Chevrolet Impala 67, lub Dodge cov Charger, lub Dodge cov Challenger, lub Buick Riviera, Pontiac lub GTO, lub barracuda Plymouth thiab Oldsmobile Toronado. Tag nrho cov ntawm cov qauv zoo paub nyob rau hauv Teb Chaws Asmeskas ua zoo li nyob rau hauv lub CIS.

V8 Ameslikas los ntawm lub teb chaws Yelemees

Koj cov neeg sawv cev ntawm steel lawm xyaw, "BMW V8" thiab "Audi V8". Txhua txiv leej tub twb hnov txij thaum yau hais tias qhov no classic kev ua si tsheb ntawm German ntau lawm, uas fascinated thiab nyiam los ntawm lub hwj chim. Lwm yus feature yog lub suab ntawm cov V8 engine, uas muaj ntau yam paub hnub no.

Nyob rau hauv lub sij hawm ntawm neeg loj leeb '90s nyob rau hauv Russia, ntau laib mus rau lub cav ntawm cov hom. Lawv tau muaj tus kom zoo dua li lwm tus, ua tsaug rau nws muaj zog lub cev muaj zog, uas nkaum nrhiav. Cav "Audi V8" muaj ib tug loj txaus pab, kwv yees li 700-800 txhiab. Kilometers, yog li hlub los ntawm ntau cov neeg tsav tsheb, uas yog tseem siv nws.

Txoj kev loj hlob ntawm lub domestic yim-lub tog raj kheej engine

Ntawm cov hoob kawm, tus Soviet Union, tag nrho cov technology tuaj lig dhau lawm. Yuav luag tag nrho cov tsim cov tsheb thiab cov tshuab tau zoo theej los ntawm txawv teb chaws counterparts. Yog li, tus thawj V8 engine gaz yog tsim los pab rau 13th qauv, uas muaj ntau yam paub li "Seagull."

Tshwj xeeb tshaj yog nrov no engine yog vim ob lub tsheb - gaz-53 thiab ZIL-130. Lawv suav hais tias yog feem ntau txhim khu kev qha thiab yooj yim kom muaj. Kho ntawm cov internal combustion engine yog yooj yim thiab tsis ua yooj yim. Ntawm cov hoob kawm, ntau lub xyoo, lawv tau poob lawv lub hwj chim thiab ua niaj hnub ua, yog li ntawd yog tsis muaj surprise.

Niaj hnub nimno domestic pib kev lag luam yuav khav xwb ib ob peb motors. ZMZ xyaw V8, uas yog teem rau "Volga" thiab "gazelle" - nrog rau lawv. Lawv tsom kawm siab thiab tau raug lees paub tias raws li ib tug ntawm qhov zoo tshaj plaws xyaw uas tau manufactured nyob rau hauv lub yav tas los Soviet qhov chaw.

Specifications thiab nta V8

V8 (lub cev muaj zog) - lub internal combustion engine, uas, los ntawm thiab loj, yog tau koom ua ke los ntawm ob plaub-kab, uas yog tshem tawm rau ib tug crankshaft. Nyob rau hauv cov ntaub ntawv no, txuas rods, uas yog cov txheej txheem ntawm nyob rau hauv pem hauv ntej, muab tso rau hauv ib tug crank pin ntawm lub crankshaft. Lub V8 configuration (lub cev muaj zog) rau kauj inertia piston ib feem thiab lub pas nrig nyob rau hauv ib lub roob pin. Qhov no yog nrog los ntawm kev co, uas yog hnov nyob rau hauv lub hav zoov.

Yuav kom sib npaug lub hwj chim no, uas yuav tsum tau ob shafts uas yuav tig nyob rau hauv lub crankshaft 2 lub sij hawm sai thiab nyob rau tib lub sij hawm nyob rau hauv txawv kev qhia. Qhov no technology yog siv nyob rau hauv Ferrari los yog lwm yam kev kub ceev hauv combustion engine.

ntau cov ces kaum lub tog raj kheej kev kho yog siv nyob rau hauv lub ntiaj teb no nrog hwm rau txhua lwm yam 60, 90 thiab 180 degrees. Ntawm cov hoob kawm, feem ntau yog cov ua ntej. Nyob rau ib lub high-ceev version ntawm lub tsheb thiab masklkarah sawv 90-degree. Tsuas yog cov khw "Subaru" txawv: nyob rau hauv cov kev ua si tsheb version ntawm lub V8 engine qauv muaj ib tug kheej kheej kaum sab xis ntawm kev sib hloov ntawm 180 degrees.

Cargo V8 hwj chim raws li ib qho tseem ceeb mob

Thaum pib ntawm lub ob ntiaj teb rog, thaum muaj ib tug cia li xav tau kom muaj zog hwj chim cov tsheb thauj khoom thiab kom lawv permeability, nws tau txiav txim siab rau nruab rau lawv V8 xyaw chav kawm ntawv. Qhov no pub rau koj nqa ntau cov mos txwv, raws li zoo raws li mus ncig teb chaws nyob ib ncig ntawm lub cheeb tsam nyob qhov twg yav tas los tsis muaj txaus traction quab yuam.

Nyob rau hauv lub 60s tag nrho American tsheb thauj khoom tau nruab nrog xws li xyaw. Nyob rau hauv Teb chaws Europe, tshwj xeeb yog nrov khwv tau engine "Scania" lub V8, uas raws li nws cov kev cov ntaub ntawv muaj peev xwm rub mus txog 40 tons ntawm cov khoom, thiab qhov yooj yim ntawm txij nkawm thiab kev cia siab khwv tau nws txoj kev hlub ntawm truckers.

Ntawm cov hoob kawm, hnub no lub V8 ntsia rau lub tsheb uas muaj ib tug load peev xwm mus txog rau 10 tons, raws li lub siab tsis ua kev zoo siab rau muab tso rau hauv nyiaj txiag nqe lus. Yog li ntawd, nyob rau niaj hnub txoj kev muaj peev xwm raws li cov nram no cov neeg sawv cev ntawm nws pib kev lag luam nrog ntsia V8-engine gaz, MAZ, KAMAZ, txiv neej, daf, Foton, FAW, thiab lwm tus neeg. Cov feem nrov configuration rau ib lub tsheb loj engine V8 4,2 liters.

Service V-zoo li tus "eights"

ib lub tsheb yuav tsum tsis tu ncua serviced mus rau li qub thiab ntev-lub sij hawm muaj nuj nqi. Yuav ua li cas ib feem ntawm txoj kev no? Siv ib tug los ze zog saib:

1. Hloov cov roj thiab lim ntsiab.
2. Kais cov roj system thiab twj tso kua mis kho.
3. Hloov ntawm muaj plugs thiab qhov muag teev.
4. Kho li qub.
5. Hloov gasket valve cover thiab tais.
6. Tshuaj tiv cav tseb.
7. Ndlwg hloov qhov uas yog tawm ntawm kev txiav txim.

Tinning V8 cav rau txhua lub tsheb nws muaj nws tus kheej cov nqe lus, tab sis lawv yuav tsum tsis txhob muab tso tawm raws li untimely hloov los yog kho yuav ua tau rau ntau txim, xws li tag nrho cov kev hloov ntawm piston los yog lub cev muaj zog los ua ke.

General tswv yim ntawm kev kho xyaw nrog 8 thooj voos kheej kheej

Txhua engine nws muaj nws tus kheej siv ntawm cov kev pab, thiab thaum twg nws yog sab sab, nws yog tsim nyog los kho nws. Kho xyaw yuav tsum tsim nyob rau hauv tshwj xeeb noj, vim hais tias lawv muaj cov khoom uas yuav ua rau nws. Lub cuab tam muaj peev xwm yuav nrhiav tau nyob rau hauv txhua leej txhua tus, tab sis tshwj xeeb khoom - tsis muaj.

Muaj ob peb hom ntawm kho V8: nyob rau hauv-line, npaj thiab capital. Thawj ob yeej ib txwm npaj, vim hais tias nws yuav tsum tau tseeb hais tias cov ntsiab lus hauv lub hwj chim tsev tsis, tab sis lub caij nyoog kawg no tej zaum yuav mam li nco dheev nqis.

Kho ntawm tus kheej kheej taub hau

Ib tug ntawm cov hom ntawm kho ua hauj lwm, uas yog ua mas nrog hnav thawj hwj chim unit - engine block. Xav txog cov tswv yim yooj haujlwm thiab spare qhov chaw piv txwv li engine ZMZ V8:

1. Ntawm cov hoob kawm, tus thawj yam khoom ua lub dismantling ntawm tag nrho lub tog raj kheej taub hau. Ua li no, disconnect tag nrho cov uas yog nyob ib sab mus rau nws. Yog xav paub cov lus qhia yuav muaj nyob rau hauv txhua txhua qauv lub chaw tsim tshuaj paus nyias.
2. Disassembly ntawm lub tog raj kheej taub hau.
3. Soj ntsuam thiab kev ntsuas ntawm qhov chaw uas tau raug muab tshem tawm. kev txiav txim ntsuam ntxiv siv.
4. Lub khob hliav qab, polishing, sib tsoo thiab kev npaj rau lub rooj sib txoos.
5. Direct ua ke txheej txheem.
6. Installation thiab kev twb kev txuas mus rau lub tsheb.

Nws yog ib nqi nco ntsoov hais tias cov ua hauj lwm yuav tsum tau nqa tawm nyob rau hauv cov kev pab cuam qhov chaw nres tsheb, vim hais tias muaj ntau yam ntawm lawv yuav tsis tau ua nyob rau hauv tsev. V8 xyaw ZMZ haum yooj yim mus kho nyob rau hauv kev sib piv nrog freight, qhov twg muaj ntau nuances.

Daim ntawv teev cov ntsiab Cheebtsam uas tsis nyob rau hauv lub tog raj kheej taub hau:

1. Tus neeg thiab tso li qub.
2. Saddles ntawm li qub thiab cov ntsaws ruaj ruaj.
3. Camshafts, nyob rau hauv tej rooj plaub.
4. tappets.

Yuav luag yeej tsis tawg valve springs thiab lub tog raj kheej taub hau lub cev.

Repairing lub tog raj kheej

Kho ntawm lub hwj chim chav tsev yog ib tug ntawm cov feem ntau nyuaj nyob rau hauv tag nrho cov tsheb. Nyob rau hauv nws cov coob naj npawb ntawm cov ntshav, tsis muaj uas lub lag luam los ntawm lub tsheb yog tsis yooj yim sua. Yog li ntawd, xav txog lub zuag qhia tag nrho cov txheej txheem ntawm kev kho ntawm ib sab:

1. Lub sij hawm-siv thiab yog li yog muaj kev ruaj ntseg dismantling ntawm lub tog raj kheej block. Nws yuav tsum unplug tag nrho cov Cheebtsam txuam nrog nws, raws li tau zoo raws li rau lauj ib feem ntawm lub koom haum pab. Nyob rau hauv lub tsheb hom thiab V8 txheej txheem yuav ua tau 8-16 teev.
2. Disassembly ntawm lub hwj chim tsev yog nqa rau ib tug tshwj xeeb kev muag zaub, uas pub wrapping ib ncig ntawm lub axis ntawm 360 degrees.
3. Mob ntawm rhuav qhov chaw. Soj ntsuam thiab ntsuam. Yeej ntsuas lub thickness ntawm cov crankshaft txhua hnub thiab qhov luaj li cas ntawm cov piston channel.
4. Xaiv ntawm qhov chaw nyob rau hauv kiab khw los yog cov kws saib xyuas ntawm spare qhov chaw nyob rau hauv lub hauv paus ntawm thawj lub cev muaj zog cov ntaub ntawv thiab ntsuam.
5. Cov theem tom ntej ntawm kev kho yuav crankshaft sib tsoo nyob rau hauv ib tug tshwj xeeb tshuab. nyob rau lub tog raj kheej thaiv bore los ntawm txhais tau tias honingovochnogo tshuab.
6. Ntxuav qhov chaw ua tom qab txhua lw. Ua ntej los ua ke, tag nrho cov qhov chaw yuav tsum tau ntxuav los ntawm swarf, av thiab lwm yam txawv teb chaws hais.
7. Cov los ua ke txheej txheem yuav siv sij hawm los ntawm 16 mus rau 48 teev, nyob ntawm seb lub cev muaj zog variant.
8. Qhov kawg ntawm tag nrho cov manipulations yuav tsum tau mus soj ntsuam thawj rau ib tug tshwj xeeb kev muag zaub, thiab ces los ntawm lub tsheb.

Lub ntsiab qhov chaw, uas yog siv nyob rau hauv lub kho ntawm lub tog raj kheej:

1. Piston los yog gilzokomplekt. Yuav muas ua ke los yog nyias paub meej.
2. Inserts hauv paus txawm thiab txuas pas nrig.
3. Muaj Yam pawm no ntau npau.
4. cov roj twj tso kua mis.
5. Roj ntsaws ruaj ruaj rau / ncej.
6. Pinion tsav.

Nws yog ib nqi sau cia hais tias kho ntawm lub hwj chim unit hom V8 - kim heev. Nyob rau hauv tej rooj plaub, heev npaum li cas yog li ntawd. Muaj ntau cov kws txawj pom zoo kom kho ntawm xyaw nyob rau hauv lub sij hawm rau kev pab hauv lub tsheb, vim hais tias nws yog cheaper npaum li tshaj kho.

Nyob "eights"

By thiab loj, tshwj xeeb nyob ntawm no xyaw tsis muaj leej twg xav tias. Ntawm cov hoob kawm, nyob rau hauv 70-80s rau masklkarah sim ib yam dab tsi Tsev ntxiv muaj peev xwm, tab sis tsis tau kawm tau ntawv zoo. Niaj hnub nimno engineers tau ua ib tug tib kho nqi lus - turbocharger installation, uas ntxiv traction yam ntxwv.

Raws li lees txim rau tus tsim tawm "Dodge Challenger": "Yog vim li cas txhim kho li cas twb zoo tag nrho?". Tej chaw tsim tshuaj paus, tshwj xeeb tshaj yog cov laus American "tsiaj" tsis ntseeg hais tias nws yog tsim nyog los qhib cov tshuab ntawm lawv cov khoom, vim hais tias tag nrho cov uas yog tau yog twb ntsia thiab txiav mus rau ntau zog.

Diesel xyaw nrog ib tug V8 configuration

Diesel V8 xyaw hloov lub uneconomical roj av. Koj cov neeg sawv cev ntawm lub CIS yog YaMZ-238. Nyob rau hauv lub xyoo nws tau muaj pov thawj nws cov ntseeg. Teem tsuas yog nyob rau MAZ thiab ib co ua liaj ua teb machinery. Haum yooj yim mus kho, thiab spare qhov chaw abundance tso cai rau koj los mus xaiv tus zoo tshaj plaws kev xaiv rau mov.

V8 diesel cav muaj ntau lub hwj chim, tsis zoo li cov roj av uas yog vim li cas feem ntau lub tsheb manufacturers switched rau nws daim ntawv thov. Tsis tas li ntawd, lub biggest kom zoo dua yog qis noj roj thiab kev pab siv yog nce los ntawm 40%.

Qhov loj ua ntej nyob rau hauv txoj kev loj hlob ntawm xyaw ntawm lub hom xam tau tias yog invention hluav taws xob roj faib nrog rhuav thooj voos kheej kheej. Nws twb xub siv nyob rau hauv lub "Dodge Challenger". Tam sim no muaj ntau yam zoo-paub lub tsheb manufacturers siv rau "yim" xws technology.