imagini casa2

8/16/2019 imagini CASA2

1/15

r


2/15

E

-360"

Ordine aprindere

cit.1

3

4

2

1

J

4.

a

1

a

4

2

0"

Cyl.

1 PN4l

728

1080'' Arbore

cotit

-

LI

n

J

f-.l

Deschidere

|

"

lsuo

admisie

r:---1

I llnjectre

f

s.ant*i.

m{

ft'';l

Evolu{ia

sistemelor

de

injec{ie

de benzin[

qi

de

aprindere

produse

de Bosch

Sisteme

de

injec{ie

de benzini:

D-Jetronic

K-Jetronic

L-Jetronic

LH-Jetronic

KE-Jetronic

Mono-Jetronic

Sisteme

de aprindere:

Clasic

E

I

e ctroni

c tr anzislonzat

Electronic

cu

integrate

Sisteme

combinate

injec{ie

de

benzini

- aprindere

M-Motronic

KE-Motronic

Mono-Motronic

1967-t979

t973-1995

r973-1986

1981-1998

t982-1996

t987-1997

t934-1986

1965-1993

1

983-

I 998

Din

1979

t987-1996

Din 1989

n4

ll

Ir

It

LI

l:t

lt

LI

+

NA

tlt

r---1

lt

n


3/15

',

u-.---

J

tr'---f

Sistemul

K-Jetronic

(variantd

cu sistem de control

in bucld

inchisi a

dozajului

-

sistem

cu

sondd l)

unde:

1-rezervorcombustibil;

2

-pomp[decombustibilelecfricd;3

-accumulatorcombustibil;

4

-

hltru de combustibil;

5

-

regulator

pentru

perioada de incilzire;

6

-

injector;

7

- galerie admisie;

8

-

injector

pornire

la

rece, 9

-

distribuitor

de combustibil;

10

-

senzor

de

debit aer;

11

-

elecffovalv6;

12

-

senzor

lambda;

13

-

termocontact;

14

-

distribuitor aprindere;

I 5

-

supapd

aer

suplimentar;

16

-

senzor

clapeti accelerafie;

l7

-

ECU;

18

-

comututator

pornire,

l9

-

baterie

acumulator.

unde:

f

-injector;2-canlizalieaer;3

-

galerieadmisie;4

-clapetdacceleralie;

foto:

jet

pulverizat de

injector

fbri

aer suplimentar

(stdnga)

9i

cu aer

suplimentar

(dreapta).


4/15

r'-

"------

-

-

t

11i

f.i

ll

t';

]

--J

*:;*

it

ii

.t,

c

,i

ll-

rdsP,,

I t_--i

I

it:

;il

..

r"-;-

"

r,*l

Sistemul KE-Jetronic

unde: 1-rezervorcombustibil;

2

-pompddecombustibilelectricE; 3

-

accumulatorcombustibil;4-

filtrudecombustibil;

5-regulatorpresiuneprimard; 6-injector;

7-galerieadmisie;8-injector

pornire

la rece;

9

-

distribuitor

de

combustibil;

10

-

senzor de debit

aer; l

l

-

element electro-

hidraulic conlrol

presiune;

l2

-

senzor

lambda; 13

-

termocontact;

14

-

senzor temperaturA

motor;

1

5

-

distribuitor aprindere; 16

-

supapd

aer suplimentar;

17

-

senzor clapet[

accelera{ie;

18

-

ECU; 19

-

comututator

pomire; 20

-

baterie acumulator.

i

I

1r.,..6

f:

t

ti

ail

.

I r....-

tj:ir::

Sistemul

L-Jetronic

unde:

I

-rezervorcombustibil;

2

-pompdde

combustibil

elecrricd; 3

-

filtrucombustibil;

4-ECU;

5

-

injector; 6

-

rampd centralh

combustibil

qi

regulator

presiune;

7

- galerie

admisie;

8

-injector

pornire

la

rece; 9

-

senzor clapetd acceleralie;

10

- senzor

de

debit

volumic

de

aer;

1 1

-

senzor

lambda; 12

-

termocontact; 13

-

senzor temperatura

motor;

14

-

distribuitor

aprindere;

15

-

supapd aer suplimentar;

76

-

baterie

acumulator; 17

-

comutator

pornire.

1

1';

;:13i:r;:;;:J:;i;:


5/15

I

,*14l /**-'i-i\.Li:%"{l 3

:i:

\:

|:f

ii'

ii

1..

'.'{}''.'''

)

Sistemul

L3-Jetronic

unde:

1-rezervorcombustibil;

2

-pompddecombustibilelectricE;

3

-filtrucombustibil;

4

-

injector;

5- ramp6

centrald

combustibil;

6

-

regulator

presiune; 7

-

galerie admisie;

8

-

senzor

ciapetd

acceleialie;9-senzordedebitvolumicdeaer;

10-ECU;11-senzorlambda;

12-senzor

temperaturA

motor;

l3

-distribuitor aprindere;

14

-

supapd

aer

suplimentar;

l5

-

baterie

acumulator;

16

-

comutator

pornire.

12

..;

;r,i.

13

2


6/15

./1

:::::ti::::1

:j:::I

I ::t

I: i,it11l:ilii:;t i

I

ililrliiilrii;l

i

Sistemul

Mono-Jetronic

unde: 1-rezervorcombustibil;

2-pompdde combustibilelectricd;3

-filtrucombustibil;

4

-

regulator

presiune

combustibil; 5 - injector;

6

-

senzor temperaturA

aer;7

-ECU;8

-

Element

aclionare

(actuator)

clapetd

accelerafie; 9

-

senzor

clapetd acceleralie;

10 - electrovalvd

sistem

filhare

carbon

activ; I 1

-

hltru carbon activ;

12

-

senzor

lambda;

13

-

senzor temperaturI

motor; 14

-

distribuitor aprindere; 15

-

baterie

acumulator; 16

- comutator

pornire;

17

-

bloc relee; 18

-

mufb de diagnosticare;

19

-

ansamblu corp

injecfie.

Alimentare cu

combustibil

Achi:itie si

procesare

date

Electroval €

purjare

ln

islem

Schimb

Pompa

comb.

{electrica)


7/15

12

it

ti

i

i

l

"--

*{

'

l,ii

:1

j

'"'.ll

tr,

t-

'l'

i

..''

'r<

,i'

F'-;l

unde: 1

-

rezervor

combustibil;

2

-

pompd

de

combustibil electrici; 3

-

filtru

combustibil;

4 - regulator

presiune

combustibil;

5

-

injector; 6

-

clapetd

accelerafie

6

I

-

pompa eiectricd;

2

- fuitun

de

cauciuc;

3

-

guler

fixare

(cauciuc);

4

-

carcasdplastic;5

- vas colectare

gi

fixare; 6

-

sorb

cu

filtru.

4

3

2

1

unde:

1

-

qtu

intrare;

2

-

rotorul

ppompei; 3

-

element

pompare

cu

canale-laterale;

4-elementpompareperiferic;

5-carcasdpomp6;

6-rotorulmotoruluielectric;

7-supaplde

re{inere; 8

-

9tu

iegire.

I

-

capac

fltru;2

- inel

de etangare;

3

-

carcasd

filtru;

4 - tampon;

5

-

supofi; 6

-

element

filtrant din

hdrtie; 7

-

tub

din

hArtie.

I

-

orificii

ventilare;

2

-

membrand;

3'

suport

supap6;

4

-

arc;5 -

camerd

superioarf,;

6

-

camerdinferioard;

7

-

taler

supap6.

1

f.'--

t

I

l"l

unde:


8/15

0J()

(6s

o'*

$

=i^

tr

O

1

-

conectori electrici;

2

-

canalizatlie

retur;

3

-

canalizalie

tur;

4 -

bobin[ electricd;

5

-

element aclionat

de bobind;

6

-

ac

injector;

7

-

vdrf ac injector.

1

2

3

4

msS

Durala

injectiei

ri

unde: 1

-

interval

de intdrziere

(depinde in

principal de

tensiunea

de alimentare);

2

-

zona

de neliniaritate;

'

3

- zona de

liniaritate;

*

caracteristic

a

prezentatd corespunde

unui regim

de

mers

incet in

gol

(900

rot/min).

fnr.r"-l

unde:

I

- conductd ventilare

rezervor; 2

-

element

filtru

carbon activ;

3

-

aer

ambiant;4

-

electrovalvd;

5

-

conductb

de legdturb

galerie

admisie;

6

-

clapetd

de acceleralie.

.i\r

1)1r

I


9/15

E

Grad

de umplere

cu

aer

relativ

NNo.,50m-

o o in6o o o :-:

.1.)

o

o

J--

OO

o

3

o

-"o

O

o

_(n

o

o

o


10/15

lnput

stages

Microprocessor

Sehematic of the Mono-Jetronic ECU

ldle

switch

TransmissionJever

setting

iN,

D)

Air-conditioner

0NiOFF

Air-conditioner

compressor

Diaonosis

triooerino

"I

l

Track 1

Throltle-valve

'

..

potentiometer Trackz

L

oxygen

sensor

-------..

Engino-temporature

sensor

Intake-air

lernperaturo

sensor

Bat'tery

voltage

Data

encoding

Engine-speed

signal

{lron

ignition)

Computersection

Driver

'[H

"]-r--'l

L./ I

tt

actuator

i

Fault

lampl

diagnosis

triggering

or

ouiput

Fuel

iniector

....

-->

Canisterpurge

valve

'.........

->

Pump

relay

Temperatura aer

{

I

{_

.g

(,

{,

,;

6

o

Senso(-

voltaoe

charj.cteristic

Larilbda

ccrrreclion

tactor

Richer

Neutral

valve

Leaner

Adaption

variable

o20

Air-luel

mixlure

ir"r"l-

--

il

-

f*11


11/15

1.0

.;

E

o

o

()

O

(

IL

o

(,,

q)

:g

(d

(u

J

0

ms

''50

0.6

4.2

0

-30 0

50

100

Temperatura

motor

0

200

6d0

1000

min*l

Turatie antrenare

motor

o

o

E

o

(s

L

F

o

o

o

L

o

()

o

10

o

o

(

l

.1.0

0.6

0.2

0

()

E

z.o

o

q)

-o

L

3

r.o

TL

50

100

Temperatula

rnotor

50

100

Temperatura motor


12/15

FI

F]

El

Factor de

mrectie

suprimenrar

I

O

|

:-=

unghiurara crapera

Factor

de corectie

suplimentar

:*

:J

f_l

:

lir:giii*

li

-':S'

.]h

---*

-'*--

-- --"--

l\

+ hi

|\-r'r.i

\*r

i

\

-*l+-I

i\2.,

,\..

\r

,

"''-

,t

:

ll

I

:\::

l?j

, U,.'

L

c

=

-

9""

0

E

o

$

@

o

o

c)

J

o

:

o

s

c

g

I

o

":i

r:

*

s*

i)

>

i.i

q:::?i

r'i

:l

:l

I

:, ',i

+:.rai fr lilF:i$

1:.-r

.*.h

*t *ii

N

O

-o

Factor de

corectie dinamic

a)

xtsi?si*11

dlifi*i{*

I

N

o

O

=

N

D

c

o

To

F

ts

Y

ql-

O/

o/

J/,

tit

I

ti,

/n

a\

\,

*z.F

\-^\.

\*z\

9\

+

s

--

J.,:

#;'

ili

..,_..........-.

i.-.......-,


13/15

3.1.5

Sistemul

Mono-Motronic

Schematic diagram of

the Mono'Motronic

1 lnieclor,

2

Air-tentperatufe

sensor,

3

Fuel-pressure

regulator, 4

lgnition

coil,

5 Canister-purEe_valve,

6

Ihrottle acluator,

T Carbon

canister.

B

Pressure actuator,

gThrottle-valve

potentiometer,

10 ECU'

11 Fuel filter, 12

EGR

valve,

13 Knock

ser"]$or.

14 Engine-speeci

sensor,

15 Engine-temperat{ire

sensor,

16

Lambda

$en$or,

17

Electric

luel

purnp.

123

c::ii

3.1.6

Sistemul

M-Motoronic

Figure 1:

System

il;;r;;

of

Motranic M5 with

integrated

diagnostics

(oBD)

1

Carbon canister

2

Shutoff valve

3

Canister-purge

valve

4

Fuel-pressure regulator

5

lnjectar

6

Pressure

actuator

7

lgnitian

coil

B Phase sensor

9

Secondary-air

pump

16

EGR valve

17 Fuel

f

lter

18 Knoek sensor

25 Electric

fuel

pump

10

Secondary-airvatve

19 Engine'speed

sensor

1I

Air-mass meter

20

Engine-temperature

sensor

12

Contralunit(ECU)

21

Lambdaoxygensensor

13

Throttte-valve

sensor

22

Diagnosis interface

14

ldle actuator

23

Diagnosis

lam?

15 Air-temperature sensor

24 Pressure differential

sensor


14/15

Acluator

for electronic

boost-pressure

conttol

1 Pulse

valve.

l)2

Boost

pressure,

/)o

Pressure

in

diaphragnl

unit,

TVM

Triggering

sigrral

from

ECU

to

Pulse

valve,

h

Flow

volume through

lurbine.

ltvc

Flowvolumothroughwaste

gate

3.1.7 Sistemul

ME-Motoronic

ME-Motronic

engine

management ME7

(Examplei

'1

Activated-charcoal0anister,

2 Check

valve.

3 Canister-purge

valve.

4

lntake-manifold

pressure

sensor.

5

Fuel

rail/'lniector,

6

lrjniiion

coil/'Spark

plug.

7 Plrase sensor.

I

Electric

secondary-a;r

injeclion

pump

9 Secondary-air

injeclion viilve.

'10

Air-mass

meter,

11 Throltle-valve assembly

(ETC),

12

EGF

valve.

1

3

Knock

sensor,

14 RPM sensor,

1

5

Temperature

sensor.

16

Lambda

oxygen sensor,

17

Eiectronic

control unil

(ECU),

't

I

Diagnosis

inledace.

19 Diagnosis

lamp.

20 Vehicle immobilizer.

21

Tank

pressure

sensor,

22 ln-tank

pump

assefibly.

23 Acceleralotrpedal

module.

?4

Bal1ery.

ETC system

Knock control

thfough

combination

ol semiconductor

ignilion and

boost-pressure

control

1 lntake air, 2

Turbocharger,

3

Turbine,

4

Exhaust, 5

Wastegate,

6 Ktlock

sensor,

7

Timinq

valve,

I

ECIJ, I lgnition

coil

with

atlached

ignition

final

stage

Signals:

a throltle-valve

posilion.

b lntake-manilold

pressure.

c

Knock signals,

d

lgnition

pulses'

e

Engine temperatur€,

{ Tirning-valve

positlon,

g

lgnition

point'

$,

tsil

'r:t'f

"

1,..tr

&"-

18

i

., ,,-)

i

i

CAN

oi I :

.:=-i-- L

i

T=Fi-i

_ tt I

,

i, L ri6:rl)i. I,

rl

' :t--f

P

E':,

I

|".1ri.r:,

I

l':.

*l

.r4sc[;'',-i

l

',,,L

--J

'idr-'--:-;,r

-'----

:=:


15/15

3.1.8

Sistemul

MED-Motoronic (injectie

directa)

Ftg.

3:

MED 7

Motronlc

system

fot

gaaotine

dircct inlection

I Air-ma'9

sensot,2

Electrically

contralled

throttle-valve

device,

S

lntake-manifold

prclsurc

sensar,

4

High-pressurc

6

Fuel rail, 7 lgnition

coil,

I

Lambda

oxygen sensor,

9 Catalylb

convefter,

10 Lambda oxygen

sensor,

11

Presuryty

13

Fuel-pressure

senso..

14 EGR valve,

15 ECu.

T-1 4 6 7

5

P

ressura-conlrol valve,

1

2

High-pressue injectot,

imagini casa2

Documents