Hyundai H

ong Kong C

ompany Lim

ited

Hyundai D

iesel Com

mercial Vehicles -

Em

issions Control

2 H

yundai H-1 Van / G

rand Starex

1.G

rand Starex Euro VI SC

R (

)

2.

H-1 Van Euro VI

LNT (

)

3.

DPF (

)

4.

3

Item

Description

Rem

ark

Vehicle Specifications

H-1

Grand S

tarex -

Model N

ame

A2 D

4CB

(Inline DO

HC

) -

Em

ission E

UR

O V

I E

UR

O V

I -

Engine D

isplacement (cc)

2,497 -

Max. P

ower O

utput (ps/rpm

) 136/3600, 170/3600

170/3300 -

Max Torque (kg·m

/rpm)

35/2000, 45/2000 43/1750

-

EM

S

Denso

-

Aftertreatm

ent D

OC

+ DP

F+LNT

DO

C + D

PF + S

CR

-

Injector G

4S

Φ0.126

8 M

ax Injection Pressure

2,000bar -

High-P

ressure Pum

p H

P3

-

Turbocharger E

lectronic Controlled Turbo-C

harger V

GT

Engine O

il Capacity (L)

7 (when exchanging oil filter)

C3 5W

30

Specification

4

– EGR

()

EGR

EGR

- (EG

R)

, EG

R

EGR

1

EGR

•EGR

* EGR

Hyundai H

ong Kong C

ompany Lim

ited

Hyundai G

rand Starex / H

-1 Prem

ium

- Em

ission Control

Selective C

atalytic Reduction

(SC

R)

6

Grand Starex EU

RO

VI –

DO

C +D

PF+SCR

DOC (

) DPF (4L)

SCR (3L)

Urea Tank (14L) (

) -

&

-

-

&

Heating tube (

)

Dosing Module (

)

NO

x Sensor

PM Sensor

7

- DO

C + D

PF +SCR

CO

HC

NO

X

Soot(PM)

Oxidation: CO, HC, PM

Oxidation: CO, HC, NO

Oxidation: CO, HC, PM

Oxidation: CO, HC, PM

Oxidation: CO, HC, NO

Oxidation: CO, HC, PM

CO

2

N

OX

H

2 O

Soot(PM)

DO

C

DPF

CO

2

N

OX

H

2 O

PM

Sensor

DOC

DPF

SCR

NO

X Sensor

8

- SCR

()

DOC

SDPF SCR

Exhaust Gas

ECU

DCU

CAN

2N2 + 3H

2 O

NO

x Sensor (M

odel Value in ECU)

N

Ox Sensor

()

Controller

U

rea Tank

D

osing Module

U

rea Pump M

odule

NH

3

NO

x

Atm

osphere Temperature Sensor

9

- (SCR

)

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH3

NH

3 N

H3

NH

3

NH

3

NH

3

NO

x

NO

x

NO

x

NO

x

NO

x

NO

x

N

H3 (

, :

)

[ SC

R

]

10

- (SCR

)

Dosing Module (

)

))

DCU

DOC

SDPF SCR

D

CU

:

11

- (SCR

)

Urea

- ,

- : -11

Urea C

ap

U

rea Tank

Fuel Tank

12

- (SCR

)

- : 14L

- 1

: 600 ~ 800

- :

.

13

- (SCR

)

Heater

Filter

Urea Tem

perature, Level Sensor

Heater & U

rea Level Sensor Connector

(

-7

Pump Connector (4 Pin)

-,

90

5 bar

- ,

14

- (SCR

)

Dosing Module

DCU

DOC

SDPF SCR

Mixer

D

- (SC

R)

--

: 5 bar (),

4 Hz

--

:

15

16

- _ S

CR

: NO

X S

ensor

E

xhaust gas temperature sensor

PM

Sensor DO

C

SDPF SCR

NO

X Sensor

Exhaust gas tem

perature sensor

- SC

R

- →

-

(200

).

- 250

~ 450

17

- _ S

CR

: Urea W

arning Lamp

�Level 1 :

<2400km (4L)

�Level 2 :

< 1600km (2L)

�Level 3 :

< 800km(1L)

�Level 4 :

Hyundai H

ong Kong C

ompany Lim

ited

Hyundai H

-1 Van - Emission C

ontrol Lean N

Ox Trap (LN

T)

19 A 2.5 VG

T (Euro-6)

H-1 Van Euro-6 D

OC

+LNT+D

PF

EG

R C

ooler E

GR

Valve

High-P

ressure P

ump

Water P

ump &

C

ooling Fan C

oolant O

utlet

Starter

Turbo charger

LNT+D

PF O

il Filter & C

ooler

Vacuum P

ump

Coolant Inlet

AC

V

20

H-1 EU

RO

VI van -

(LNT:

)

C

O

HC

N

Ox

PM

� (D

OC

) CO

, HC

�

(LNT)

(Lean NO

x Trap)

- N

Ox

-C

O, H

CN

Ox

N2

� (D

PF) (D

iesel Particulate Filter)

-

( 90 %

)

LNT &

DPF

CO

2 W

ater H

2O

21

- (LN

T:) –

(Nox)

Nox

NO

x

CO

2

N2

CO

HC

CO

2 N2

-N

Ox

(NO

2)

- (B

aCO

3) (N

O3)

-C

O2

-

-C

O2

N2

BaC

O3 →

Ba(N

O3)2

Ba(N

O3)2 →

BaC

O3

22

- (LN

T:) –

Lambda

1

time

NO

x

NO

x

Barum

Carbonate

O2 + N

Ox

Barum

Carbonate

N

Ox

Barum

N

itrate

N

Ox B

arum

Nitrate

Barum

C

arbonate

(

HC

+CO

)

Barum

N

itrate

� :

Nox (Lean m

ode)

� N

Ox:

(Rich m

ode)

�

�LN

T 5-6km

DeN

Ox

�

1,000km D

eSOx

23

- (LN

T:) –

LNT

Nox

>

Nox

(R

ich mode)

Nox

by ECU

( C

O, H

C)

(10~12 sec.)

(1, 2)

Lambda

()

1.00

0.95

0.90

0 2

4 6

Lambda

Lambda

(10~12 sec.)

24

DPF

(- PM

)

LNT

DPF

DPF

�R

egeneration at every 500 km

DPF

(-PM

)

�

Post-injection ( λ=0.95)

�

Lean/Rich M

ode �

500 km

�

590~700

�

D

PF n (Post-injection)

25

DPF

– (PM

)

Item

16.0 g.

500 km

15

.

-

�D

PF

26

Level 1 (DPF W

arning) DPF

3

-

Level 2 (DPF Service)

DPF

- (D

PF Warning Lam

p)

- :

60 Km

/h25

, D

PF

→

,

-

: D

PF

27

6

DPFH-1/STAREX

DPF

:

Differential pressure sensor standard value

30

()

()

Case study #1 D

TC P22AC

00 Sensor P

ositive Current

Control C

iruit Low B

ank 1 Sensor 2

35 C

ase 2

H-1 A engine

Turbo

36

Turbo

Case #2

H-1 A engine

37 C

ase#3 H

-1 A engine

H-1 A engine E

GR

: (

) :

:

EG

RE

GR

Q &

A

Hyundai H

ong Kong C

ompany Lim

ited

27

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