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VEHICULAR ENGINEERING LABORATORY
Sergio L. Braga
Dual Fuel Diesel – Ethanol Engines
Rio de Janeiro, RJ
Outubro, 2012
Aplicações do Etanol para Motores Automotivos
Team PROFESSORS
Ana Rosa Martins - PhD
Carlos Valois Maciel Braga – PhD
Juan José Milón Guzmán – UCSP – PhD
Luis Fernando Figueira da Silva – PhD
Marcos Sebastião de Paula Gomes – PhD
Sergio Leal Braga – PhD
RESEARCH ENGINEERS Epifânio Mamani Ticona – PhD
Fernando Zegarra Sanchez - MSc
Giovanni Calfa Neto
Gustavo Vianna Cezar - MSc
Jorge Dias Lage - MSc
Juan Carlos Valdez Loaiza – MSc
Julio Cesar Egusquiza – PhD
Leonardo Costa Braga - MSc
Nestor Correa Cotelo - MSc
Rogério Rodrigues
Severino A. Wanderley
TECHNICAL SUPPORT Bruno Alves Maia
Felipe de Araújo Gomes
Gerson Silvério
Gilson Coutinho Pradanoff
Jorge Ricardo Moura de Souza Júnior
Raí Pereira de Gouveia
STUDENTS
Antonio Carlos Scardini Villela - D
Alfredo Pinto Fontoura Filho – G
Augusto Cesar da Rosa Correia - G
Eduardo Bolonhez - M
Felipe Murad - G
Fiorella Del Carmen Alvaro Cabrera - M
Igor Soares Campos - G
Luis Alberto Navarro Rosales - M
Luis Gustavo Poli - M
Marvin Chancan Leon – M
Pedro Marcondes Montaleone – M
Pedro Romano – M
Rodolfo de Oliveira da Paixão - G
ADMINISTRATION Janaína Braga
Alexandre
Engine Test Facilities
AVL Indimeter
Data Acquisition System
AVL Piezoelectric Pressure Sensor
Installed in one of the Engine's Cylinders
IMEP - Indicated Mean
Effective Pressure
AVL 439 Opacimeter and
AVL 415s Smoke Meter
for particulate emission
evaluation of the exhaust gas.
TESTO 350 XL System to
measure the CO, HC, NOX,
O2 concentrations of the
exhaust gas.
Engine Test Facilities
Emissions Test Instruments
Prior Experience
Concluded Projects
DIESEL /GÁS (2002/04) - FINEP CTPETRO-PETROBRAS
ROLO80 (2002/04) - FINEP CTPETRO-PETROBRAS
DIESEL /GÁS II (2004/05) - PETROBRAS
RODOVIÁRIO (2005/07) - FINEP CTPETRO-PETROBRAS
EMISSÕES (2005/06) - BRASYMPE
COGERAR (2005/06) - BRASYMPE
GERAÇÃO DIESEL / GÁS (2005/07) - BRASYMPE
Prior Experience
Concluded Projects
SUBSDIESEL (2005/07) - BRASYMPE
PROJETO FERROVIÁRIO (2006/08) - VALE-PETROBRAS-BR/ES-
WHITE
COMP/RÁPIDA (2007/10) - FINEP CTPETRO-PETROBRAS
DIESEL /GÁS III (2008/09) - PUC
DIESEL /BIOGÁS (2009) - ETE ALEGRIA
LEV 80 (2009) – PETROBRAS
FERRY BOAT (2007/10) – TWB
EP6 COLD START (2010-2012) – PUC – PSA – IFP
Concluded Projects – DIESEL/GAS
10
15
20
25
30
35
40
0 10 20 30 40 50 60 70 80 90 100
Taxa de Substituição Diesel/Gás
Re
nd
ime
nto
Té
rmic
o (
%)
105,6 cv
83,1 cv
58,0 cv
30,5 cv
16,9 cv
117,4 cv
Concluded Projects – DIESEL/GÁS
0.0
10.0
20.0
30.0
40.0
50.0
60.0
0 10 20 30 40 50 60 70 80 90 100
Taxa de Substituição Diesel/Gás
Co
nc
en
tra
çã
o d
e P
art
icu
lad
os
(m
g/m
3)
105,6 cv
83,1 cv
30,5 cv
16,9 cv
117,4 cv
0 cv
Experimental evaluation and Diesel engine performace
predictions consuming natural gas
Diesel/Gas Engines on AVL Test Bed Dynamometer (START 240)
Fonte: (Pereira, 2006)
MWM 4.07 TCA MWM 4.10 TCA
MWM D229 - 6 TD229 – EC6
Pressure Sensor
Amplifier
Injector Solenoide
Rail
High Pressure
Pump
Admission Air and Natural
Gas
Experimental Apparatus
Performance of a Diesel Engine Operating in
Ethanol-Diesel Bi-Fuel Mode
Installations of Experimental Engine Test Bed (Engine MWM 4.10 TCA).
Performance of a Diesel Engine Operating in
Ethanol-Diesel Bi-Fuel Mode
0
10
20
30
40
50
0 10 20 30 40 50 60 70
Taxa de Substituição Diesel / Álcool (%)
Ren
dim
en
to T
érm
ico
(%
)
100% Carga
75% Carga
51% Carga
27% Carga
11% Carga
Performance of a Diesel Engine Operating in
Ethanol-Diesel Bi-Fuel Mode
0
100
200
300
400
500
600
0 10 20 30 40 50 60 70 80 90 100 110
Fração da Carga (%)
Te
mp
era
tura
de
Es
ca
pe
(oC
)
Diesel-Álcool
Diesel
Performance of a Diesel Engine Operating in
Ethanol-Diesel Bi-Fuel Mode
ângulo (graus)
p (bar)
TS = 0%
TS = 47,2%
TS = 42,6%
TS = 31,6%
TS = 20,8%
TS = 10,9%
1800 rpm
100%
Prior Experience
THEMATIC NETWORKS
REGIONAL CENTER OF COMPETENCE IN OIL
VEHICULAR DEVELOPMENT
NATURAL GAS TECNOLOGY
STELLAB PSA PEUGEOT CITRÖEN
AWARDS
PETROBRAS DE TECNOLOGIA 2ª EDIÇÃO - 2005
Tecnologia do Uso do Gás Natural – Doutorado
I PRÊMIO BAHIAGÁS DE INOVAÇÃO – FAPESB – 2008
PETROBRAS DE TECNOLOGIA 4ª EDIÇÃO - 2008
Tecnologia do Uso do Gás Natural – Doutorado
Current Projects
MCR-FLEX (2008-12) – PUC – PETROBRAS – IFP
ENGINE TEST BENCH (2010-2012) – PUC – WEG – CNPq
OPTFLEX (2012-2013) – PUC – PSA – PETROBRAS
HCCI (2012-2014) – PUC – PSA
DI ETHANOL (2012-2014) – PUC – PSA
DIESEL-ETHANOL (2012-2014) – PUC – PSA
HYBRID BUS (2012-.....) – PUC - ......
URBAN ELECTRIC VEHICLE (2012-.....) – PUC - ......
Actual Major Cooperation Partners
PETROBRAS – Brasil – 2002 – Engines, vehicles and fuels
FINEP – Brasil – 2002 – Energy and vehicles
UFPR – Brasil – 2004 - Fuels
UCSP – Peru – 2004 - Fuels
UTN – Argentina – 2006 - Fuels
FRAUNHOFER – Germany – 2006 - NDT
IFP - France – 2007 – CFD – Optical Methods
INMETRO – Brasil - 2007 – Biofuels
WEG – BRASIL – 2009 – Automation and Power Train
PSA – BRASIL – 2010 – Biofuel Combustion
New Installations
LEV-01
LEV-02 – NRCP – PUC-Rio - 2011
LEV-03 – PTI – INMETRO – Duque de
Caxias - 2012
New Installations
LEV-01
Will be remodeled to
serve as a vehicle
workshop
• Electric / Hybrid
• Formula University
Extension Basement – LEV-02
Space for advanced
fundamental studies.
• Combustion (HCCI,
CAI,…)
• Transparent Engines
• Rapid Compression
Machines
• Automation (HCCI….)
• Development of engine
and chassis
dynamometers
PTI – INMETRO – LEV-03
Existing - PUC-Rio
To be acquired
Approved BNDES
Acquired RTDV
CNPq - WEG
FINEP Infra
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