herwig ofner project coordinator - pems4nano | pems4nano

These projects have received funding from the European Union’s Horizon2020 Programme for research, technological

development and demonstration under Grant Agreement No. 724036 (UPGRADE) and No. 723976 (dieper)

“Diesel efficiency improvement with

Particulates and Emission Reduction”

Herwig Ofner – AVL – Project Coordinator

www.dieper-project.eu

Project data

2

dieperDiesel efficiency improvement with Particulates and Emission Reduction

EC CALLGV-02-2016 Technologies for low emission light duty powertrains

Consortium (16 partners, 8 countries): AVL (AT), Renault (FR), IFPEN (FR), UPVLC (ES), Johnson Matthey (UK), CONTINENTAL (FR), BOSCH (DE), CNR (IT), FMF (CH), IVECO (IT), Ricardo (UK), Ecole Centr.Nantes (FR), Siemens IND SOFTWARE (FR), ViF(AT), CRF (IT), Uniresearch (NL)

Contract Type of action Project budget EU Funding Project Start-End

723976 Research & Innovation action

€ 8.64 M € 7.21 M 1/10 2016 – 30/09 2019

12 November 2019 dieper | Final Event PaREGEn +PEMs4Nano | Herwig Ofner - AVL

Subject and R&D objectives

3

SubjectDiesel engine and aftertreatment technologies for passenger cars and light commercial vehicles

R&D objectives- Improved fuel economy ≥ 5 % compared to MY 2015 engines- Pollutant emissions ≤ 50 % of EU 6d- Particle emissions PN ≤ 20% of EU6d with particles down to 10 nm in size

R&D demonstratorsObjectives will be demonstrated with vehicles and proven by independent testing: - Passenger Car: 2,0l Renault Espace- Light Commercial Vehicle: 3,0l Iveco Daily


Research topics

4

Thermodynamic improvements including variable compression ratio, TRL 5

Reduction of heat losses in combustion chamber, insulation by ceramic coatings

Soot modelling & prediction for better real time soot estimation

Source analysis & advanced filtration of particles down to 10nm, TRL 7

Assessment: Deterioration of CO2 and pollutant emissions over vehicle life

Life cycle analysis of demonstrator vehicles


Project timeline and main tasks

5

Diesel enginetechnology WP 2

EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019

IndustrializationSteps

~ 2023

New Research Direction

Supporting Measures(Infrastructure,

Regulation, Standards)Concept definition -

combustion sys., friction, A/T

10/2017

Sub 23nm PN source analysis &method to quantify sub 23 PN

NOx aftertreatment combined with improved filter technologies

EAS for demo vehicles

Specification new engine & FIE

Layout EASCombustion system; engine & EAS calibration on testbed

Vehicle integration, calibration & testing

Technology screening; PN characterization

Demo vehicle preparationCO2 walk

Measurement reference vehicles LCA of demo vehiclesIndependent testing of 2 vehicles

Global assessments

Experimental evaluation FIE on CO2

Simulation Models for CO2 & pollutants

Ageing & characterization EAS

Soot ModelCombustion system with VCR

Thermodynamic approach Experimental assessment VCR EvaluationVCR for PC & LCV



6


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP2; Diesel engine technology - VCR

7

(2) Bowl with two mixing zones;

optimized wit CFD

(1) Optimization of CRs with

0D model based tool

(3) Experimental investigation

on 1-cyl engine


WP2; Diesel engine technology - VCR

8

(4) Projection to cycles

Results:➔All combustions systems

achieve Eu6 emission targets

➔Target efficiency gain at part load not achieved due to stringent NOx/Soot characteristics



9


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP3; EAS / filter

10

initial 100s; 10-23nm


WP3; EAS / filter



13


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP4; Passenger carEngine and system arrangement

14

Combustion concept for low PN and CO2

Renault M9 engine 2.0L with 120 kW / 360 Nm• Single stage TC• low Swirl – new bowl shape• 9-hole/2500bar (partner CONTINENTAL)• LP & HP-EGR systems

Thermal management by • high efficient compressor (cooled housing)• 2 step water CAC with bypass• Electric intake heater, actuated on demand• HP-EGR uncooled

Supported by • electrically heated DOC, actuated on demand

for exhaust temperature control


WP4; Demonstrator vehicle

15

0 60 120 180 240 300 360 420 480 540 600time (s)

EA

S-T

em

p (

°C)

50

100

150

200

250

300

350

400

450

sp

ee

d (

km

h)

0

50

100

us E-DOC

ds E-DOC

us cc SCRF

0 200 400 600 800 1000 1200 1400 1600 1800time (s)

INT

_h

ea

ter

(%)

0

100

EX

T h

ea

ter

(%)

0

100

Co

mb

_M

od

e (

wu

)

6

10

14

sp

ee

d (

km

h)

0

50

100

fpo

(m

g/s

trk

)

0

5

The exhaust temperature upstream cc-SCRF exceeds 200°C after 70 seconds

us E-DOCds E-DOCus cc SCRF

RWC – Real World Cycle

RWC – Real World Cycle


WP4; Demonstrator Vehicle - PN

16

PN10nm = PN23 + (≈21%)

dieper WLTC/RWC cold - 2019EU6 limit = 6.0E11

LNT DPF

DTT-measurement devices

TP

WLTCRWC

TP

dieper target1.2E+11

Baseline WLTC cold - 2017



17


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP5; High efficiency and clean LCV

18

Engine: Iveco F1C 3.0L; 132 kW/ 430 Nm

Vehicle: Iveco Daily E6 (class LCV M)


WP5; High efficiency and clean LCV

19

BSFC difference baseline vs. dieper [%]

WLTPPEMSNEDC


WP5; Aftertreatment system LCV

20

The aftertreatment system layout is shown below and it utilises the following features:

1. Double wall air gap insulated exhaust manifold.2. Electrically heated DOC.3. Twin urea dosing (before SCRoF and underfloor SCR).4. Complete ATS and exhaust system optimised for minimum exhaust back pressure.


WP5; Emissions WLTP – Demo Vehicle LCV

21

WLTP Baseline PowertrainWLTP Dieper Powertrain



22


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP6; Deterioration CO2 & emissions



24


EAS / filter WP 3

Compact comb.

concept WP 4

Engine concept

for LCV WP 5

Deterioration CO2

& emiss. WP 6

Independent

testing WP 7

10/2016 03/2018

Vehicle testing

09/2019


~ 2023





10/2017










Global assessments







WP7; Independent testing

25

CO2

[g/km]

CO

[g/km]

THC & NOx

[g/km]NOx [g/km] PM [g/km] PN 10 [#/km]

WLTC Target 269,4 0,370 0,1075 0,0625 0,00250 1,20E+11

WLTC Measured 249,4 0,004 0,0310 0,0270 0,00000 5,29E+10

RWC Target 276,9

RWC Measured 259,1 0,022 0,0423 0,0355 0,00001 8,08E+10

RDE Target 0,0938 1,80E+11

RDE Measured 0,007 0,0366 9,66E+10

Iveco Daily


WP7; Independent testing

26

CO2 [g/km] CO [g/km]THC & NOx

[g/km]

NOx

[g/km]PM [g/km]

PN 10

[#/km]

WLTC Target 152,6 0,25 0,085 0,040 0,00250 1,20E+11

WLTC Measured 159,4 0,015 0,029 0,017 0,00000 4,47E+09

RWC Target 171,3

RWC Measured 170,0 0,019 0,0410 0,0300 0,00001 9,63E+10

RDE Target 0,060 1,80E+11

RDE Measured 0,026 0,054 2,68E+10

Renault Espace


Thank youAny questions?

These projects have received funding from the European Union’s Horizon2020 Programme for research, technological

development and demonstration under Grant Agreement No. 724036 (UPGRADE) and No. 723976 (dieper)

www.dieper-project.eu

herwig ofner project coordinator - pems4nano | pems4nano

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