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June 4, 2013

San Antonio, TX

Turbocharging the Internal Combustion Engine (Presentation Slides)

Presented At:   ASME Turbo Expo 2013

June 2013

San Antonio, TX

Designing Turbochargers with an Integrated Design System

Presented At:   ASME Turbo Expo 2013

April 8, 2013

Detroit, MI

Eliminating Engine Performance Degradation Over Time Through Compressor Redesign

Presented At:   SAE 2013 World Congress & Exhibition

June, 2012

Copenhagen, Denmark

Meanline Modeling of Ported Shroud Turbocharger Compressor

Presented At:   ASME Turbo Expo 2012

June, 2012

Copenhagen, Denmark

Meanline Modeling of Radial Inflow Turbine with Twin-entry Scroll

Presented At:   ASME Turbo Expo 2012

April, 2012

Detroit, MI

Aero Design Challenges in Wide-Operability Turbocharger Centrifugal Compressors

Presented At:   SAE World Congress 2012

May, 2011

Boulder, CO

Gas Turbine Engine Exhaust Waste Heat Recover Navy Shipboard Module Development

Presented At:   The Supercritical CO2 Power Cycle Symposium

October, 2010

Shanghai, China

An Integrated Design System for Turbomachinery

Presented At:   The 9th International Conference on Hydrodynamics

June, 2010

Glasgow, UK

Analysis and Validation of a Unifed Slip Factor for Impellers at Design and Off-Design Conditions

Presented At:   ASME Turbo Expo 2010

June, 2010

Glasgow, UK

Numerical Characterization of the Inlet Flow for Eleven Radial Turbomachines

Presented At:   ASME Turbo Expo 2010

June, 2010

Glasgow, UK

The Mixed Flow Forward Swept Turbine for Next Generation Turgocharged Downsized Automotive Engines

Presented At:   ASME Turbo Expo 2010

May, 2010

London, UK

Turbocharger Turbine Pulse Flow Performance and Modeling - 25 Years On

Presented At:   IMechE - 9th International Conference on Turbochargers and Turbocharging

April, 2010

Detroit, MI

Modeling and Manufacturing of Turbocharger Compressors

Presented At:   SAE World Congress 2010

April, 2010

Detroit, MI

Experimental and Computational Analysis of Impact of Self Recirculation Casing Treatment on Turbocharger Compressor

Presented At:   SAE World Congress 2010

June 8-12, 2009

Meanline Modeling of Radial Inflow Turbine with Variable Area Nozzle

Presented At:   Proceedings of GT2009 ASME Turbo Expo 2009: Power for Land, Sea and Air

June 8-12, 2009

Pulse Performance Modeling of a Twin Entry Turbocharger Turbine Under Full and Unequal Admission

Presented At:   ASME Turbo EXPO 2009: Power for Land, Sea and Air, Orlando, FL

June 8-12, 2009

The Analysis of Heat Transfer in Automotive Turbochargers

Presented At:   ASME Turbo EXPO 2009: Power for Land, Sea and Air, Orlando, FL

June 2-4, 2009

Optimization of Turbomachinery -- Validation Against Experimental Results

Presented At:   Current Trends in Design and Computation of Turbomachinery, CDK Nove Energo, 2009

June 2-4, 2009

Diffuser Dilemmas: From Choke to Surge

Presented At:   Current Trends in Design and Computation of Turbomachinery, CDK Nove Energo, 2009

April 30, 2009

Numerical Investigation of the Influence of Variable Diffuser Vane Angles on the Performance of a C

Presented At:   Proc. IMechE Vol. 223 Part D: J. Automobile Engineering

April 20-23, 2009

Numerical Study of Ultra Low Solidity Airfoil Diffuser in an Automotive Turbocharger Compressor

Presented At:   SAE World Congress 2009

April 20-23, 2009

Numerical Investigation of Advanced Compressor Technologies to Meet Future Diesel Emission Regulati

Presented At:   SAE World Congress 2009

April 20-23, 2009

Turbomachinery Performance Modeling

Presented At:   SAE World Congress 2009

July, 2008

Validation of an Alternative Cascade Diffuser Model

Presented At:  

July, 2008

Validation of an Alternative Wedge DIffuser Model

Presented At:  

June 9-13, 2008

A Meanline Model for Impeller Flow Recirculation

Presented At:   Proceedings of ASME Turbo Expo 2008: Power for Land, Sea and Air, Berlin, Germany

November 11-15, 2007

Cascade Blade Loading Analysis with Application to Turbomachinery Design

Presented At:   ASME Int'l Mech. Engineering Congress & Exposition (IMECE), Seattle, WS

2007

Rapid Design of a Low Cost Fuel/Oxidizer Turbopump

Presented At:   54 th JANNAF Conference

May 14-17, 2007

Performance Prediction for High Pressure-Ratio Radial Inflow Turbines

Presented At:   Proceedings of GT2007 ASME Turbo Expo 2007: Power for Land, Sea and Air, Montreal, Canada

May 14-17, 2007

CFD-Based Throughflow Solver in a Turbomachinery Design System

Presented At:   Proceedings of GT2007 ASME Turbo Expo 2007: Power for Land, Sea and Air, Montreal, Canada

May 14-17, 2007

A New Slip Factor Model for Axial and Radial Impellers

Presented At:   Proceeding s of GT2007 ASME Turbo Expo 2007: Power for Land, Sea and Air, Montreal, Canada

2007

A Reynolds-Averaged Navier-Stokes Solver in a Turbomachinery design System

Presented At:  

August 7-11, 2006

Stability Enhancement of Compressors and Turbopumps by Passive Flow Control

Presented At:   Thermal and Fluids Analysis Workshop, College Park, MD

2006

The Turbocharging Challenge

Presented At:   Concepts NREC

February 26 - March 2, 2006

Effective Two-Zone Modeling of Diffusers and Return Channel Systems for Radial and Mixed-Flow Pumps

Presented At:   The 11th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-11), Honolulu, HI

February, 2006

Application of the Concepts NREC Agile Engineering Design System To Steam Turbines

Presented At:   Turbomachinery Society of Japan

November 5-11, 2005

Multi-Variable, High Order, Performance Models

Presented At:   ASME Int'l Mech. Engineering Congress & Exposition (IMECE), Orlando, FL

November 5-11, 2005

Turbomachinery Performance Models (2005B)

Presented At:   ASME International Mechanical Engineering Congress & Exposition (IMECE), Orlando, FL

September 21-23, 2005

Overview of Performance Modeling and New Model Development of Radial Turbomachinery Using Optimizat

Presented At:   SYMKOM'05, Lodz, Poland

June 6-9, 2005

Vaneless Diffuser Advanced Model (2005D)

Presented At:   ASME Turbo Expo 2005: Power for Land, Sea, and Air, Reno-Tahoe, NV, also Journal of Turbomachinery, 2006

June 6-9, 2005

Turbomachinery Modeling: Explicit and Implicit Knowledge Capturing

Presented At:   ASME Turbo Expo 2005: Power for Land, Sea, and Air, Reno-Tahoe, NV

March 7-11, 2005

Radial Turbines - An Integrated Design Approach

Presented At:   6th European Conference on Turbomachinery – Fluid Dynamics and Thermodynamics, Lille, France

March 7-11, 2004

Opportunities in University Collaboration for Turbomachinery Development

Presented At:   10th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-10) Honolulu, HI

March 7-11, 2004

Optimization in Component Design and Redesign

Presented At:   10th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-10) Honolulu, HI

March 7-11, 2004

Optimization in Turbomachinery Data Reduction

Presented At:   10th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-10) Honolulu, HI

March 7-11, 2004

An Evaluation of Neural Networks for Meanline Model Development

Presented At:   10th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-10) Honolulu, HI

November 18, 2003

Hydrodynamic Analysis of Two 3D Axial Flow Pumps

Presented At:   IMechE for Advances of CFD in Fluid Machinery Design, Westminster, London, U.K.

November 15-21, 2003

Application and Validation of CFD in a Turbomachinery Design System

Presented At:   ASME Int'l Mech. Engineering Congress & R&D Expo, Washington, DC

November, 2003

The Reduced Order Through-Flow Modeling of Axial Turbomachinery

Presented At:   Int'l Gas Turbine Conference, Tokyo, Japan

October 16-18, 2003

Multi-Disciplinary Optimization Applied to a Turbocharger Compressor Impeller

Presented At:   IXth Int'l Conference Rotary Fluid-Flow Machines, Rzeszow, Poland

September 19-20, 2003

Systematic Optimization for Turbomachinery Design and Redesign

Presented At:   2003 JSME Fluid Engineering Conference, Osaka, Japan

September 19-20, 2003

Turbomachinery Design with an Agile Engineering System

Presented At:   2003 JSME Fluid Engineering Conference, Osaka, Japan

July 15-18, 2002

Expedited Agile System Design and Redesign Approach for Industrial Pumps

Presented At:   Proceeding of NRC/ASME: Symposium on Valve and Pump Testing, Washington, DC; 2002 Int'l iSIGHT Users' Conference, Arlington, VA

July 14-18, 2002

Developments in Agile Engineering for Turbomachinery

Presented At:   Proceedings of ASME FEDSM'02 2002 ASME Fluids Engineering Division Summer Meeting, Montreal, Canada

June 11-13, 2002

Development and Seeded-Fault Testing of an Engine Health Monitoring System

Presented At:   AHS Int'l -- The Vertical Flight Society Forum 58, Montreal, Canada

May 14-15, 2002

Radial and Mixed Turbine Options for High Boost Turbochargers

Presented At:   7th International Conference on Turbochargers and Turbocharging

February 10-14, 2002

Integrated Thermomechanical Design and Analysis Tools for Turbomachinery

Presented At:   9th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Honolulu, HI

February 10-14, 2002

Overview of Commercial Pump Inducer Design

Presented At:   9th Int'l Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC), Honolulu, HI

February, 2002

Measured Performance of Tilting Pad Journal Bearings Over a Range of Preloads: Part 1- Static Opera

Presented At:   2002 ASME STLE Lubrication Meeting and STLE Tribology Transactions (TRI112)

February, 2002

Measured Performance of Tilting Pad Journal Bearings Over a Range of Preloads: Part 2- Dynamic Oper

Presented At:   2002 ASME STLE Lubrication Meeting and STLE Tribology Transactions (TRI112)

December 28, 2001

Hydraulic Development of a Centrifugal Pump Impeller Using the Agile Turbomachinery Design System

Presented At:   Task Quarterly, Scientific Bulletin of the Academic Computer Center in Gdansk, Poland

November 11-16, 2001

The Role of CFD in Turbomachinery Designs

Presented At:   2001 ASME Int'l Mech. Engineering Congress and Exposition, New York, NY

October 10-11, 2001

Progress and Potential in Agile Engineering for Turbomachinery

Presented At:   2001 iSIGHT Industrial Manufacturing Conference, Vienna, VA

June 22, 2001

Overview of Industrial and Rocket Turbopump Inducer Design

Presented At:   The Fourth International Symposium on Cavitation, Pasadena, CA

June 4-7, 2001

A Numerical Investigation on the Volute/Impeller Steady-State Interaction Due to Circumferential Di

Presented At:   Proceedings of ASME Turbo Expo 2001, New Orleans, LA

June 4-7, 2001

A Multiple Harmonic Open Loop Controller for Hydro/Aerodynamic Force in Rotating Machinery using Ma

Presented At:   ASME Turbo Expo 2001, New Orleans, LA

2001

A Comparative Study of Incompressible and Compressible Design Approaches of Radial Inflow Turbine V

Presented At:   IMechE, Journal of Power and Energy

2001

Design Point Performance Trends for Water Vapor Compressors

Presented At:   ASME, IMechE

November 5-11, 2000

Decisive Factors in Advanced Centrifugal Compressor Design and Development

Presented At:   Int'l Mech. Engineering Congress & Exposition of ASME, Orlando, FL

September 18-21, 2000

Sidestream Optimization Through the Use of Computational Fluid Dynamics and Model Testing

Presented At:   2000 Proceedings of the 29th Turbomachinery Symposium, Texas A&M

August 21-25, 2000

Design Study for a Low-Cost LOX Turbopump

Presented At:   Thermal & Fluids Analysis Workshop (TFAWS), Cleveland, OH

August 21-25, 2000

Correlation of Annual Diffuser Performance with Geometry, Swirl, and Blockage

Presented At:   Thermal & Fluids Analysis Workshop (TFAWS), Cleveland, OH

May 8-11, 2000

Characteristics of a Radial Inflow Turbine with Internal Component Measurements Part I: Data Revie

Presented At:   ASME Turbo Expo 2000: Land, Sea, and Air, Munich, Germany

March 26-30, 2000

Precision Turbomachinery Products in the Agile Engineering Era

Presented At:   ISROMAC-8 Pacific Center of Thermal-Fluids Engineering, Maui, Hawaii

March, 2000

The Performance of Annular Diffusers Subject to Inlet Flow Field Variations and Exit Distortion

Presented At:   8th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery ISROMAC

February 23-24, 2000

Agile Engineering and the Restructuring of Modern Design

Presented At:   40th Israel Annual Conference on Aerospace Science, Tel-Aviv and Haifa

December 13-14, 1999

The Validation of Rapid CFD Modeling for Turbomachinery

Presented At:   Institution of Mechanical Engineers for CFD Technical Developments and Future Trends, London, U.K.

September 13-17, 1999

The Off-Design Performance of a Carefully Instrumented Radial Inflow Turbine

Presented At:   10th Thermal & Fluids Analysis Workshop, NASA, Marshall Space Flight Center, Huntsville, AL

March 24, 1999

Restructuring of Engineering Design and the Role of DFMA

Presented At:   Committee for the Advancement of Competitive Manufacturing, University of Rhode Island, Kingston, RI

November 3-5, 1998

A Meanline Prediction Method for Radial Turbine Efficiency

Presented At:   6th Annual Int'l Conference on Turbocharging and Air Management Systems, IMechE

October 15, 1998

CFD Analysis and Test of a Fluid Machine Operating as a Pump and Turbine

Presented At:   CFD in Fluid Machinery Design, IMechE., London, U.K.

June 21-25, 1998

Numerical and Experimental Flow Analysis of a Cryogenic Power Recovery Turbine

Presented At:   Proceedings of FEDSM'98, 1998 ASME Fluids Engineering Division Summer Meeting, Washington DC

June, 1998

Washington DC

Computational Methods in Advanced Turbomachinery Design and Development

Presented At:   ASME Fluids Engineering Division Summer Meeting

October, 1997

CFD Analysis and Test Verification for Cryogenic Power Recovery Turbine

Presented At:   Hans Kimmel, Ebara International Corp. Cryodynamics Div.

October, 1995

Advanced Pump Design in the Age of Concurrent Engineering: Total Agile Development

Presented At:   Second International Conference on Pumps and Fans, Beijing, China

1995

Agile Update: 1995 Aggressive Design for the Year 2000

Presented At:   Concepts ETI, Inc. 14th Anniversary Forum

1995

Turbomachinery Design in the Age of Concurrent Engineering Total Agile Development

Presented At:   Yokohama International Gas Turbine Congress

June 13-16, 1994

A Rapid Aerodynamic Loading Procedure for Centrifugal Impeller Design

Presented At:   Int'l Gas Turbine and Aeroengine Congress and Exposition, The Hague, The Netherlands

November 10-12, 1993

Agile Engineering Accelerates Design

Presented At:   RO-CON Conference, Somerset, NJ, also Mechanical Engineering, November, 1993

June 4-8, 1989

Laser Transit Anemometry Investigation of a High Speed Centrifugal Compressor

Presented At:   ASME Gas Turbine and Aeroengine Congress and Exposition

January, 1987

A Critical Evaluation of Three Centrifugal Compressors with Pedigree Data Sets, Part 5: Studies i

Presented At:   ASME Journal of Turbomachinery

June 8-12, 1986

Optimization of Industrial Centrifugal Compressors Part 6A: Studies in Component Performance - Eig

Presented At:   31st International Gas Turbine Conference and Exhibit, Düsseldorf, W. Germany

May 6-8, 1986

Future Performance, Design Possibilities, and Goals for Radial Compressors

Presented At:   IMechE, 3rd Int'l Conference on Turbocharging and Turbochargers, London, U.K.

June 8-12, 1986

Optimization of Industrial Centrifugal Compressors - Part 6B: Laboratory Development of Eight Stag

Presented At:   31st International Gas Turbine Conference and Exhibit, Düsseldorf, W. Germany

March 18-21, 1985

Assessment of Single- and Two-Zone Modeling of Centrifugal Compressors - Studies in Component Perfo

Presented At:   Presented at the Gas Turbine Conference and Exhibit, Houston, TX

Jan, 1985

The Laboratory Microcomputer

Presented At:   The Computer and Future Turbomachinery Design Workshop

December, 1984

A Critical Evaluation of Stall Concepts for Centrifugal Compressors and Pumps - Studies in Componen

Presented At:   Stability, Stall and Surge in Compressors and Pumps, ASME Winter Annual Meeting, New Orleans, LA

June 1984 & 1986

A New Diffuser Mapping Technique - Studies in Component Performance: Part 1

Presented At:   ASME Paper No. 84-GT-237, Amsterdam, The Netherlands; also Journal of Fluids Engineering, Vol. 108, No. 2, pp. 148-156

April, 1982

Advanced Diffusion Levels in Turbocharger Compressors and Component Matching

Presented At:   I.Mech. Engr. Conference, U.K.

March, 1980

Finding Relevance in Numerical Turbomachinery Analysis

Presented At:   Performance Prediction of Centrifugal Pumps and Compressors, 25th Annual International Gas Turbine Conference, New Orleans, LA

March, 1977

A Centrifugal Compressor Flow Analysis Employing a Jet-Wake Passage Flow Model

Presented At:   Journal of Fluids Engineering: Transaction of the ASME

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Range and Performance Enhancement through Diffuser Optimization

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