CDI ignition: nws ua haujlwm li cas

2024 Tus sau: Erin Ralphs | [email protected]. Kawg hloov kho: 2024-02-19 16:10

CDI ignition yog ib qho hluav taws xob tshwj xeeb uas tau muaj npe hu ua capacitor ignition. Txij li thaum lub thyristor ua qhov kev hloov pauv hauv lub node, xws li cov kab ke no feem ntau hu ua thyristor system.

History of Creation

Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm lub kaw lus no yog ua raws li kev siv lub capacitor tso tawm. Tsis zoo li kev sib cuag, CDI ignition tsis siv txoj cai cuam tshuam. Txawm li cas los xij, kev sib cuag hluav taws xob muaj lub capacitor, lub luag haujlwm tseem ceeb ntawm kev tshem tawm kev cuam tshuam thiab ua rau muaj kev siv hluav taws xob ntau ntxiv ntawm cov neeg sib cuag.

Cov ntsiab lus ntawm CDI ignition system yog tsim los khaws hluav taws xob. Thawj zaug xws li cov khoom siv tau tsim ntau tshaj li tsib caug xyoo dhau los. Nyob rau hauv lub 70s, teb piston cav pib nruab nrog haib capacitors thiab ntsia rau hauv tsheb. Hom ignition no muaj ntau txoj hauv kev zoo ib yam li lub zog cia, tab sis nws kuj muaj nws tus yam ntxwv.

CDI ignition ua haujlwm li cas?

Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm lub kaw lus yog raws li kev siv ncaj qha tam sim no, tsis tuaj yeem kov yeej thawj winding ntawm lub kauj. Lub charged capacitor txuas nrog lub kauj, uas tag nrho cov tam sim no ncaj qha accumulates. Feem ntau, nyob rau hauv xws lihluav taws xob hluav taws xob yog qhov hluav taws xob siab heev, ncav cuag ntau pua volts.

Tsim

Hluav taws xob hluav taws xob CDI muaj ntau qhov chaw, ntawm cov uas ib txwm muaj qhov hloov pauv hluav taws xob, qhov kev txiav txim uas yog tsom rau kev them nyiaj khaws cia capacitors, cov khoom ntim cia lawv tus kheej, hloov hluav taws xob thiab lub kauj. Ob leeg transistors thiab thyristors tuaj yeem siv los ua hluav taws xob hloov.

Qhov tsis zoo ntawm lub capacitor tawm ignition system

CDI ignition ntsia rau ntawm lub tsheb thiab scooters muaj ob peb qhov tsis zoo. Piv txwv li, cov creators tau overcomplicated nws tsim. Qhov kev rho tawm thib ob tuaj yeem hu ua theem luv impulse.

Qhov zoo ntawm CDI system

Condenser ignition muaj nws tus kheej zoo, nrog rau pem hauv ntej ntawm high-voltage pulses. Cov yam ntxwv no tseem ceeb tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas CDI ignition raug ntsia rau ntawm IZH thiab lwm hom ntawm cov maus taus hauv tsev. Spark plugs ntawm cov tsheb no feem ntau raug dej nyab nrog cov roj ntau vim yog cov carburetor hloov tsis raug.

Thyristor ignition tsis tas yuav siv cov khoom siv ntxiv uas ua rau tam sim no. Xws li cov chaw, xws li lub roj teeb, tsuas yog yuav tsum pib lub maus taus uas siv lub pob pib lossis lub tshuab hluav taws xob.

Lub CDI ignition system yog nrov heev thiab feem ntau ntsia rau ntawm scooters, chainsaws thiab maus taus ntawm txawv teb chaws hom. Rau kev lag luam hauv tsev, nws yuav luag tsis siv. Txawm li cas los xij, koj tuaj yeem pom CDI ignition ntawm Java, GAZ thiab ZIL tsheb.

Lub hauv paus ntsiab lus ntawm hluav taws xob hluav taws xob

Kev kuaj mob ntawm CDI ignition system yog qhov yooj yim heev, raws li txoj cai ntawm nws txoj haujlwm. Nws muaj ob peb qhov tseem ceeb:

• Rectifier diode.
• Charging Capacitor.
• Ignition kauj.
• Kev sib tw thyristor.

System layout yuav txawv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm yog ua raws li kev them nyiaj ntawm lub capacitor los ntawm lub diode rectifier thiab tom qab ntawd tso tawm mus rau ib qho kev hloov pauv uas siv lub thyristor. Ntawm qhov tso zis ntawm lub transformer, ib tug voltage ntawm ob peb kilovolts yog generated, uas ua rau lub fact tias nyob rau hauv nruab nrab ntawm lub electrodes ntawm lub txim plug pierces cov huab cua.

Tag nrho cov txheej txheem mounted ntawm lub cav yog me ntsis nyuaj rau kev ua haujlwm hauv kev xyaum. Twin-coil CDI ignition design yog ib qho qauv tsim uas yog thawj zaug siv rau ntawm Babette mopeds. Ib qho ntawm cov coils - tsis tshua muaj hluav taws xob - yog lub luag haujlwm rau kev tswj cov thyristor, qhov thib ob, high voltage, yog them. Siv ib lub xaim, ob lub coils txuas nrog hauv av. Cov zis ntawm lub charger coil txuas nrog cov tswv yim 1, thiab cov zis ntawm thyristor sensor txuas nrog cov tswv yim 2. Spark plugs txuas nrog cov zis 3.

Spark yog muab los ntawm cov tshuab niaj hnub no thaum nws ncav cuag li 80 volts ntawm cov tswv yim 1, thaum qhov pom qhov hluav taws xob pom tau tias yog 250 volts.

Ntau yam ntawm CDI scheme

Hall sensor, coil lossis optocoupler tuaj yeem siv los ua thyristor ignition sensors. Piv txwv li, Suzuki scooters siv CDI Circuit Court nrog tsawg kawg ntawm cov ntsiab lus: lub thyristor qhib rau hauv nws los ntawm qhov thib ob ib nrab-yoj ntawm qhov hluav taws xob los ntawm lub charger coil, thaum thawj ib nrab-yoj tsub lub capacitor los ntawm diode.

Lub tshuab hluav taws xob txuas hluav taws xob tsis tuaj nrog lub kauj uas tuaj yeem siv los ua lub charger. Feem ntau, cov kauj ruam-up transformers tau teeb tsa rau ntawm cov motors, uas nce qhov voltage ntawm qis-voltage kauj mus rau qib uas yuav tsum tau ua.

qauv dav hlau cav tsis tau nruab nrog cov hlau nplaum-rotor, txij li kev txuag nyiaj siab tshaj plaws hauv qhov ntev thiab qhov hnyav ntawm chav tsev yuav tsum tau ua. Feem ntau cov hlau nplaum me me txuas nrog lub cev muaj zog, ib sab ntawm Hall sensor muab tso rau. Lub tshuab hluav taws xob hloov hluav taws xob uas nce qib 3-9V roj teeb rau 250V tsub lub capacitor.

Tshem tawm ob lub nthwv dej ib nrab ntawm lub kauj yog ua tau tsuas yog thaum siv tus choj diode tsis yog diode. Raws li, qhov no yuav ua rau kom lub capacitance ntawm lub capacitor, uas yuav ua rau kom ib tug nce nyob rau hauv lub txim.

Tsim lub sijhawm ignition

Kev hloov hluav taws xob yog ua tiav txhawm rau kom tau txais lub txim ntawm qee lub sijhawm. Nyob rau hauv cov ntaub ntawv ntawm ruaj stator coils, cov hlau nplaum-rotor tig mus rau qhov yuav tsum tau txoj hauj lwm txheeb ze rau lub crankshaft trunnion. Keyways yog sawn nyob rau hauv cov schemes qhov twglub rotor txuas rau tus yuam sij.

Hauv cov tshuab nrog cov ntsuas ntsuas, lawv txoj haujlwm raug kho.

Lub sijhawm ignition yog muab rau hauv daim ntawv teev cov ntaub ntawv cav. Qhov tseeb tshaj plaws los txiav txim siab SV yog siv lub tsheb strobe. Sparking tshwm sim nyob rau hauv ib qho chaw ntawm lub rotor, uas yog cim rau ntawm stator thiab rotor. Ib tug hlau nrog ib tug clamp los ntawm cov stroboscope suav nrog yog txuas mus rau high-voltage hlau ntawm lub ignition kauj. Tom qab ntawd, lub cav pib, thiab cov cim tseem ceeb nrog lub strobe. Txoj hauj lwm ntawm lub sensor hloov mus txog rau thaum tag nrho cov cim sib luag.

System malfunctions

CDI ignition coils tsis tshua muaj kev poob qis, txawm tias muaj kev ntseeg nrov. Cov teeb meem tseem ceeb yog cuam tshuam nrog kev kub nyhiab ntawm cov cua kub, kev puas tsuaj rau rooj plaub, lossis cov hlau sab hauv thiab cov hluav taws xob luv luv.

Tib txoj kev uas yuav lov tes taw lub kauj yog pib lub cav tsis txuas hauv av rau nws. Hauv qhov no, qhov pib tam sim no dhau mus rau qhov pib los ntawm lub kauj, uas tsis ua haujlwm thiab tawg.

Ignition system diagnostics

Kev kuaj xyuas kev noj qab haus huv ntawm CDI system yog ib txoj hauv kev yooj yim uas txhua tus tswv tsheb lossis maus taus tuaj yeem ua tau. Tag nrho cov txheej txheem kuaj mob muaj xws li ntsuas qhov hluav taws xob nkag mus rau lub zog hluav taws xob, tshuaj xyuas hauv av txuas nrog lub cev muaj zog, coil thiab hloov, thiab tshuaj xyuas qhov ncaj ncees ntawm cov xaim uas muab cov khoom siv tam sim no rau cov neeg siv khoom.

Cov tsos ntawm lub txim taws ntawm lub cav ntsaws ncaj qha nyob ntawm seb qhovcoil nrog hloov powered los yog tsis. Tsis muaj cov neeg siv hluav taws xob tuaj yeem ua haujlwm yam tsis muaj lub zog tsim nyog. Nyob ntawm qhov tshwm sim, daim tshev yuav txuas ntxiv lossis xaus.

Results

1. Tsis muaj txim nrog lub zog coil yuav tsum tau kuaj xyuas qhov hluav taws xob hluav taws xob thiab hauv av.
2. Yog hais tias lub high-voltage Circuit Court thiab hauv av yog tag nrho ua hauj lwm, ces qhov teeb meem yog feem ntau nrog rau lub kauj nws tus kheej.
3. Yog tias tsis muaj qhov hluav taws xob ntawm lub coil terminals, nws yog ntsuas ntawm qhov hloov.
4. Yog tias muaj qhov hluav taws xob ntawm lub terminals ntawm qhov hloov pauv thiab nws qhov tsis tuaj ntawm lub terminals ntawm lub kauj, qhov laj thawj feem ntau yuav tsis muaj qhov loj ntawm lub kauj lossis cov xaim txuas ntawm lub kauj thiab qhov hloov pauv tau tawg - qhov tawg yuav tsum nrhiav thiab kho.
5. Tsis muaj qhov hluav taws xob ntawm qhov hloov pauv qhia tias muaj kev ua haujlwm tsis zoo ntawm lub tshuab hluav taws xob, hloov nws tus kheej lossis lub induction sensor ntawm lub tshuab hluav taws xob.

Txoj kev tshawb xyuas CDI ignition coil tuaj yeem siv tsis yog rau lub tsheb, tab sis kuj rau lwm lub tsheb. Cov txheej txheem kuaj mob yog qhov yooj yim thiab muaj cov kauj ruam los ntawm kev txheeb xyuas tag nrho cov ntsiab lus ntawm lub tshuab hluav taws xob nrog kev txiav txim siab ntawm qhov tshwj xeeb ua rau lub cev tsis ua haujlwm. Nrhiav lawv yog qhov yooj yim heev yog tias koj muaj qhov tsim nyog paub txog cov qauv thiab cov hauv paus ntsiab lus ntawm kev ua haujlwm ntawm CDI ignition.