Anastasios Amoratis
M.S. Mechanical Engineering, University of Michigan, 2009
Diploma in Mechanical Engineering, National Technical University of Athens (NTUA), Greece, 2007

Project
CFD modeling in HCCI engines

Research Interests
CFD modeling, Numerical Analysis, Optimization Algorithms

Stani Bohac
Ph.D. Mechanical Engineering, University of Michigan, 2003
M.S. Mechanical Engineering, University of Illinois, 1995
B.S. Mechanical Engineering, University of Illinois, 1993

Project
Reduction of Spark-Ignition Engine Hydrocarbon Emissions and the Associated Local Ozone Production through Variable Exhaust Valve Timing

Research Interests
Emissions, combustion, exhaust gas aftertreatment, variable valve actuation, heat transfer and friction.

Steve Busch
B.Sc., Colorado School of Mines in Engineering, 2004

Research Interests
Transient diesel combustion Diesel exhaust aftertreatment.

Selim Buyuktur

Project
Fuel Cell System Modeling and Integration into Vehicle Simulation
- Development of steady-state and transient fuel cell stack models based on the appropriate physical phenomenons. Implementation of the models into vehicle simulation software to simulate both fuel cell only and fuel cell-battery hybrid vehicles.

Prasad Challa V S S
M.S. Mechanical Engineering, The University of Michigan, 2008
B.Tech. Mechanical Engineering, I.I.T. Madras, Chennai, 2004

Project
HCCI Engine Control during Thermal Transients

Research Interests
Homogeneous Charge Compression Ignition Engines, Engine and Powertrain Controls, Hybrid Vehicles

Kyoungjoon Chang
Ph.D. Mechanical Engineering, The University of Michigan, 2007
M.S. Mechanical Engineering, Yonsei University, 1996
B.S. Mechanical Engineering, Yonsei University, 1994

Project
System Level Engine Modeling for HCCI Engine Control during Thermal Transients

Research Interests
Homogeneous Charge Compression Ignition Engine, Engine Emission Control

Hoon Cho
Ph. D. School of Mechanical & Aerospace Engineering, Seoul National University, 2002

Project
Electric Accessories (Ford-DUST (Dual-Use Science & Technology))

Research Interests
Electric Accessories, Atter-treatment system, Emissions, Laser Diagnostics, Spray

Kukwon Cho
Ph.D. Mechanical Engineering, University of Michigan, 2003
M.S. Mechanical Engineering, University of Michigan, 1998
B.S. Mechanical Enginerring, Inha University, Incheon, Korea, 1989

Project
Heat Transfer and Emissions in a Direct Injection Gasoline Engine

Research Interest
Heat Transfer in IC engines.

Wooheum Cho
Ph.D. Mechanical Engineering, University of Michigan, 2004
M.S. Mechanical Engineering, Seoul National University, Seoul, Korea, 1994
B.S. Mechanical Engineering, Seoul National University, Seoul, Korea, 1992

Project
Pressure Reactive Piston for Spark Ignition and Compression Ignition Engines

Research Interests
Development of electrostatic injection system for diesel engine.

Inyong Choi
Ph.D. Mechanical Engineering, University of Michigan, 2001
Ph.D. Mechanical Engineering, Yonsei University, Seoul, Korea, 2000
M.S. Mechanical Engineering, Yonsei University, Seoul, Korea, 1995
B.S. Mechanical Engineering, Yonsei University, Seoul, Korea, 1993

Research Interests
IC engines.
Laser Diagnostics for Combustion.

Projects
In-Cylinder Reduction of PM and NOX Emissions from Diesel Combustion with Advanced Injection Strategies

Research Interests
Computational Fluid Dynamics, Primary and secondary spray atomization, Drop deformation and breakup, Internal combustion engine modeling, Fuel spray injection in IC engines and effects on combustion and emissions.

George Delagrammatikas
Ph.D. Mechanical Engineering, University of Michigan, 2002
M.S. Mechanical Engineering, University of Michigan, 1996
B.S. Mechanical Engineering, Massachusetts Institute of Technology, 1995

Projects
Hybrid Electric Vehicle Design Methodology and Optimization.
Development of Diesel Engine Optimization Frameworks.
Diesel Powertrain Simulations.

This research deals with the optimization of diesel HEV's from a systems engineering perspective. Simulations developed at the University of Michigan and the National Renewable Energy Laboratory have allowed researchers to study the tradeoffs associated with HEV component sizing as well as driving cycle sensitivities on vehicle performance criteria. The models of the various subsystems used in these simulations are continuously being verified against experimental data in order to ensure their validity.
For more info on this research, please refer to the ARC website..

Research Interests
Hybrid Electric Vehicle Design Methodology and Optimization.
Development of Diesel Engine Optimization Frameworks.
Diesel Powertrain Simulations.

Projects
1. Exhaust Gas and Aftertreatment Modeling
- Variable-property reacting-gas dynamics are used to model the oscillatory nature of exhaust flow along with pertinent homogeneous reactions. This provides the inlet conditions to models of aftertreatment devices, catalysts and catalyzed diesel particulate filters, and their subsequent optimization for maximum efficiency.

2. Fuel Processing Modeling
- System level models of complete fuel processing systems are used to maximize the hydrogen yield from higher hydrocarbon fuel sources.

Research Interests
Computational Fluid Dynamics
Catalyst Modeling
Catalyzed Diesel Particulate Filter Modeling
Fuel Processor Modeling
Preconditioning the Governing Equations of Motion
Internet and Graphical User Interface (GUI) Based Instructional/Educational Tools

http://www.depcik.com

Gerald Fernandes
M.S. Mechanical Engineering, University of Michigan, 2004
Bachelor of Engineering in Mechanical Engineering, University of Pune, 2000

Project
Impact of Fuel Composition and Exhaust Gas Recirculation on the Performnce and Emissions of a Heavy Duty Diesel Engine

Research Interests
Experimental Research on Diesel Engines, Alternative Fuels, Particulate Matter, Emissions Control, Impact of Pollution on Environment, Automotive Systems.

Jerry Fuschetto
Ph.D. Mechanical Engineering, University of Michigan, 2008
M.S. Mechanical Engineering, University of Miami, Coral Gables, FL, 2004
B.S. Mechanical Engineering, University of Miami, Coral Gables, FL, 2004

Project
Experimental Research of Heavy-Duty Diesel Engine Performance and Emissions, and with Alternative Fuels

Research Interests
Experimental Diesel Engine Research, Alternative Diesel Fuels, Hydrogen IC Engines, High-performance Applications, Volumetric Efficiency Optimization of Cylinder Heads

http://www-personal.umich.edu/~jfuschet/index.html

Project
Analysis of Ricardo single cylinder diesel engine piston-cylinder liner friction with the help of a grasshopper mechanism; related HC, CO, CO2, O2, NOx emission measurements and engine oil consumption measurement by sulphur tracing method. Analysis is being done for different cylinder liner surface roughness and manufacturing parameters

Research Interests
Diesel Engines, Emissions, Friction

Project
Spray-Wall Impingement and Thin Liquid Film Behavior
- My interest is to develop a sub-model to incorporate into the KIVA-3V engine code to describe the behavior of fuel spray droplets impinging on cylinder walls. In addition, I am developing a sub-model to predict the movement and heat/mass transfer from the resulting thin liquid films that develop.

Research Interests
Computational Modeling of Heat transfer and Fluid Mechanics problems related to IC engines.

Project
Homogenous Charge Compression Ignition (HCCI) combustion research
- In-cyclinder piston temperature and heat-flux measurements for a single-cylinder HCCI engine.

Research Interests
Experimental engine research.

Research Interests
Transient engine operation, engine-in-the-loop testing, multiple injections, heat release analysis

Vasileios Hamosfakidis
Ph.D. Mechanical Engineering, The University of Michigan, 2007
M.Sc. Financial Engineering, The University of Michigan, 2005
Diploma in Chemical engineering, National Technical University of Athens (NTUA), Greece, 1998
M.Sc. Mechanical Engineering , University of Wisconsin-Madison, 2001

Research Interests
Optimization, Numerical methods in CFD calculations, Combustion.

Project
Clean Diesel Technology
- Speciation of semi-volatile and light hydrocarbon with regards to combustion
strategies and aftertreatment devices

Research Interests
- Internal combustion engines with special emphasis on emissions, combustion, exhaust gas aftertreatment, exhaust speciation
- Engine control related to driveability,on-board diagnostics, fuel economy and emissions

Research Interest
Soot formation in engines

Alexander Knafl
Ph.D. Mechanical Engineering, University of Michigan, 2007
'Diplomingenieur', Technical University of Graz, Austria, 2002

Research Interests
Diesel engine emission (soot, NOx), after treatment, engine behavior under transient operating conditions

Arkadiusz Kobiera
Ph.D. Mechanical Engineering, Warsaw University of Technology, 2004

Research Interests
Combustion, Computational Fluid Dynamics

Project
Premixed Combustion in High Speed Direct Injection Diesel Engines

Research Interests
Experimental engine research.

Cheol Su Lee

Project
GM Direct Injection Spark Ignition (DISI) Engine Research
- Characterization of DISI engine. Comparison of performance, emission and fuel economy of DISI engine with PFI engine.

Project
Orbital SMA Sensor Development & Application
- New type pressure sensor development and automotive application. This sensor is made of shape memory alloy. It is cheaper than any other conventional sensor.

Research Interests
Diesel Engine Combustion, Engine Heat Transfer, Engine Emission.

Research Interests
Computational Fluid Dynamics (CFD), optimization, scientific visualization, virtual reality, long-distance collaborative technologies, effective presentation techniques.

Praveen Vallikat Madathil
M.S. in Mechinical Engineering, University of Michigan, 2009
B.E. Mechanical Engineering, Anna University, India, 2007

Project:
General Motors Collaborative Research Lab(GM CRL)- Low Temperature Combustion of Diesels and Emission Studies

Research Interests:
Experimental Internal Combustion Engine technologies, Diesel Combustion, Hybrid Vehicles, Homogeneous Charge Compression Ignition/ Low Temperature Premixed Compression Ignition

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Andreas Malikopoulos
Ph.D. in Mechanical Engineering, University of Michigan, 2008.
M.S. in Mechinical Engineering, University of Michigan, 2004
Diploma in Mechanical Engineering, National Technical University of Athens (NTUA), Greece, 1998
B.S. in Mechanical Engineering, Technological Educational Institute of Patra, Greece, 1994

Research Interests:
Centralized and decentralized stochastic control, artificial intelligence, multi-agent systems, power control systems and architectures, propulsion modeling and feedback control, stochastic adaptive control of HCCI engines, real-time power management optimization of hybrid-electric vehicles

http://www-personal.umich.edu/~amaliko/

Project
Pressure Reactive Piston Project
- Validating a patent for a piston that allows variable compression ratio during the drive cycle; analysis includes computer modeling, piston design & fabrication, and prototype testing.

Research Interests
Thermal sciences, thermodynamics, power generation.

Hee Jun Park
Ph.D. Mechanical Engineering, University of Michigan, 2009

Robert Prucka
Ph.D. Mechanical Engineering, University of Michigan, 2007
B.S.E. Mechanical Engineering, University of Michigan, May 2000

Project
Cold-Start Precision Heat Management
- Using variable valve timing strategies to reduce hydrocarbon emissions during cold-start

Research Interests
Experimental engine research. Engine heat transfer and emissions.

Chaitanya Sampara
Ph.D Mechanical Engineering, University of Michigan, 2008
M.Sc. Mechanical Engineering, University of Michigan, 2004
B.Sc. Mechanical Engineering, Osmania University, India, 2002

Projects
1. System level modeling of components of fuel processing system - Involves modeling Auto Thermal Reactor (ATR), Water Gas Shift reactor (WGS) and Preferential Oxidation reactor (PrOx) in order to suggest a suitable design vector for individual reactors and the entire system to maximize hydrogen throughput.
2. Diesel oxidation catalyst (DOC) modeling - Generating global kinetic rates for various reactions in the DOC from monolith reactor data. Development of suitable optimization strategy to do the same.

Interests
Catalyst modeling, optimization, asymptotic analysis, numerical methods for catalyst modeling, computational fluid dynamics.

Project
GM GDI Engine Project (Full Metal Engine)
- A single-cylinder Ricardo Hydra engine is being set up for GDI operation. An instrumented piston has surface-mounted thermoucouples to measure piston surface temperatures with crank angle resolution.

Research Interests
GDI Piston Temperatures and Emissions.

Hiroaki Take
M.S. Electrical Engineering, Meiji University, 1995
B.S. Electrical Engineering, Meiji University, 1993

Research Interests
System modeling and simulation(Engine, Hydraulics, Machinery), Hybrid system, Powertrain
management

Shriram Vijayaraghavan
M.S. Mechanical Engineering, The University of Michigan, 2007
B.E. Mechanical Engineering, Anna Univeristy, Madras, India, 2005

Project:
In-cylinder friction measurement using an insturmented liner on a
single cylinder diesel engine

Research Interests:
Turbochargers and Supercharging, Transient diesel engine performance,
Friction Reduction & Combustion strategies.

Wesley Williamson

Project
Simulation of effects of electric accessories on engine performance and response

Research Interests
Engine and powertrain simulation.
Valvetrain mechanism dynamic simulation and optimization.

Project
Geometric Modeling on Combustion Chamber and Flame Front
- To Develop a Technique for Automatic Generation of Flame Front and Combustion Chamber Geometric Interactions, for Spark Ignition Engine Simulation.

Research Interests
Internal Combustion Engine Modeling, Manufacturing Variation Modeling and Robust Design, Automobile and Engine Testing Development.