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Engineer Engineering

Location:
Sidney, Ohio, 45365, United States
Posted:
March 21, 2011

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B. G. ************

*** ********* ***** **** *****: (937) ***-****

Sidney, OH 45365 E-mail: **************@*****.***

Professional Objective:

Technology Mangement & Leadership in Research, Product/Process/Technology Development &

Design of Turbomachinery Systems involving Analysis/Simulation including CFD &

Experimentation

Education:

Ph.D Aerodynamics Aeronautical Engineering Department

Indian Institute of Science Bangalore, India

M.E. Aeronautical Engineering (Aerodynamics)

Indian Institute of Science, Bangalore, India

B.E. Mechanical Engineering Bangalore University

Bangalore, India

Research/Teaching Experience:

Southern Methodist University, Dallas, TX (78-82):- Visiting Assistant Professor

Dowling College, New York (87-88):- Associate Professor of Aeronautics

Virginia Polytechnic Institute & State University (Aerospace & Ocean Engrg. Dept.),

Blacksburg, VA (88- 89) & (89- 90):- Research Scientist

Wright State University (Mechanical & Materials Engineering Department), Dayton, OH:-

(09) Adjunct Professor; (10 – Present) Research Professor

Carried out research work in Experimental Fluid Mechanics starting from designing and

building wind tunnel to fabrication of sensors and instrumentation for hot-wire, LDV and

other measurement techniques. Have done experiments in various types of turbulent flows

with speeds ranging from subsonic to supersonic, and densities from gaseous to liquid

flows. Contributed to improving the knowledge of turbulence transport in curved flows and

to a better understanding of the evolution, description and sustenance of separation in

turbulent flows.

Currently working on Ground source Heat Pump modeling and geothermal loop design

software development aspects.

Was awarded a NRC Research Associateship in 1984 & and a NRC Senior Research

Associateship in 1990. Have taught some experimental fluid dynamics and basic aerodynamics

courses.

Industrial Experience:

Bharath Heavy Electricals Ltd. (Energy Systems & New Products Division), New

Delhi, India (78): Senior Engineer

United Technologies Elliott (Compressor Development Group), Jeannette, PA (82-84):

Engineer IV

Avco Lycoming Textron (Aerodynamic Design & Development Group), Stratford, CT (84-87):

Development Engineer

Dresser-Rand Reciprocating Products Division, Painted Post, NY (90-01): Staff Engineer &

Steam Turbine Division, Wellsville, NY (01-03): Aero-performance Staff Engineer

GE Transportation Systems (working for Belcan), Erie, PA (04): Contractor

Emerson Climate Technologies, Inc., Sidney, OH (04-09): Senior Engineering Specialist -

Applied Mechanics

Consultant on Fluid-Thermal aspects of Product Development to Industries (04-Present)

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Industrial Experience includes project execution, management & technical

responsibility relating to Axial, Centrifugal, Mixed Flow, Reciprocating, Screw & Scroll

Compressor Stages & Components, as well as Turbines and Natural Gas Engines - mean line,

through-flow and multidimensional (some of them time dependent) fluid dynamic calculations

involving parametric analysis and optimization for improving product design and performance

- developing and validating the performance prediction programs - loss model improvement

for better performance prediction – experimentation & testing for improving prediction

capability, application of CFD for stage performance analysis (including transient

analysis) and design, as well as CFD studies for understanding the impact of various

geometrical/operational parameters on performance – CFD Code selection & evaluation – have

used TASCFLOW, ANSYS CFX (including ANSYS – WB), ICEM CFD, CFdesign - also used FLUENT &

CFDACE several years back – exposed to the use of ProE & other CAD software for CFD

application. Have used FORTRAN & BASIC.

Invention Disclosures:

Made several disclosures at Avco, Dresser-Rand and Emerson Climate Technologies - Received

awards for 2 disclosures.

Professional Activities:

Became an ASME Fellow in 2007

Currently serving as Associate Editor – ASME Journal of Energy Resources Technology

Invited to serve as Guest Editor and guest edited a Special Issue (June 2010) of the

Journal of Energy Resources Technology on ‘Energy Efficiency, Sources & Sustainability’

Past Chair (2008 – 2009) of AES (ASME Advanced Energy Systems) Division; Chair ASME Heat

Pump Technical Committee (AES Division) - 12/2000 to 11/2002

Current Chair – Renewable Energy & Energy Efficiency Technical Committee (AES Division);

Active Member - CFD Technical Committee & Fluid Measurements & Instrumentation Technical

Committee (FE Division of ASME)

Technical Program Chair for the ASME 2008 2 nd International Conf. on Energy

Sustainability & General Program Chair for the 3rd ASME International Conference on

Energy Sustainability held in July 2009.

Organized/Chaired/Moderated several Technical & Panel Sessions dealing with Fluid

Mechanics & Heat Transfer in Positive Displacement Compressors, and Heat Pump

Components; CFD Benchmarking, Validation and Compressor Application issues

Delivered (during 1999) an invited lecture at Pennsylvania State University on “Thermo-

fluid Mechanics of Reciprocating Compressors - A Challenge to Researchers”

Delivered an invited lecture at the Energy Sustainability – 2007 Conference on “Recent

Advances in Heat Pump Technology”

Member (2006 – 2009) of the External Advisory Board of the Mechanical & Materials

Engineering Department at Wright State University, Dayton, OH

Have been invited several times to chair Technical Sessions at the Purdue International

Compressor Engineering Conference & at the Dayton Engineering Sciences Symposium

Since 2005 have been serving as a member of the ASME Frank Kreith Energy Award Selection

Committee –currently serving as Chair

Have reviewed papers dealing with Fluid Mechanics, Compressors and Energy Systems for

the Journal of Fluids Engineering, Journal of Heat Transfer, Journal of Energy Resources

Technology, Journal of Gas Turbines & Power, Journal of Sound & Vibration, Journal of

Mechanical Design, Journal of Hydrogen & Energy, Heat and Mass Transfer, Institution of

Mech. Engineers (London) Journal, Journal of Power & Energy, International Journal of

Refrigeration, etc.

Citizenship: USA

B.G. ************

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PUBLICATIONS

Publications in Journals:

A Constant Current Hot-wire Anemometer for Low Velocity Flows, Journal of the Instrument

Society of India,Vol.6, 1976, pp. 27-35 (with M.R. Gangur and B.R. Ramaprian).

Mean Flow Measurements in Boundary Layers Along Mildly Curved Surfaces, AIAA

Journal, Vol. 15, No. 2, 1977, pp. 189-196 (with B.R. Ramaprian).

The Structure of Turbulent Boundary Layers along Mildly Curved Surfaces, Journal of Fluid

Mechanics, Vol. 85, 1978, pp. 273-303 (with B.R. Ramaprian).

Turbulence Measurements in Boundary Layers along Mildly Curved Surfaces, Journal of Fluids

Engineering, Vol. 100, 1978, pp. 37-46 (with B.R. Ramaprian).

The Structure of a Separating Turbulent Boundary Layer: Part I, Mean Flow and Reynolds

Stresses, Journal of Fluid Mechanics, Vol. 113, 1981, pp. 23-51 (with R.L. Simpson and Y.-

T. Chew).

The Structure of a Separating Turbulent Boundary Layer: Part II, Higher Order Turbulence

Results, Journal of Fluid Mechanics, Vol. 113, 1981, pp. 53-73 (with R.L. Simpson and Y.-T.

Chew).

The Structure of a Separating Turbulent Boundary Layer: Part III, Transverse Velocity

Measurements, Journal of Fluid Mechanics, Vol. 113, 1981, pp. 75-90 (with K. Shiloh and

R.L. Simpson).

The Instantaneous Structure of Mildly Curved Turbulent Boundary Layers, Journal of Fluid

Mechanics, Vol. 115, 1982, pp. 39-58 (with B.R. Ramaprian).

Evaluation of a Wall-flow Direction Probe for Measurements in Separated Flows, Journal of

Fluids Engineering, Vol. 140, 1982, pp. 162-166 (with R.L. Simpson).

The Structure of a Separating Turbulent Boundary Layer: Part 4, Effects of Periodic Free-

Stream Unsteadiness, Journal of Fluid Mechanics, Vol. 127, 1983, pp. 219-261 (with R.L.

Simpson and Y.T. Chew).

The Structure of Separating Turbulent Boundary Layer: part 5, Frequency Effects on

Periodic Free-Stream Flows, Journal of Fluid Mechanics, Vol. 131, 1983, pp. 319-339 (with

R.L. Simpson).

A Study of Indicator Passage Error Correction Schemes, Journal of Engineering for Gas

Turbines and Power, Vol. 113, 1991, pp. 399-405 (with F.L. Heidrich)- also presented at the

ASME 14th Annual Energy Sources - Technology Conference and Exhibition, Houston, Jan. 1991.

Some Effects Of Oscillation Wave Form and Amplitude on Unsteady Turbulent Shear Flows,

Journal of Propulsion and Power, May 1992 (with N.K. Agarwal and R.L. Simpson).

Regenerative Heat Transfer Lowers Compressor Performance, Pipe Line Industry, October 1993,

pp. 42-47.

Thermodynamic Properties Prediction of Vinyl Acetate Systems at High Pressures, AIChE

Jour., March 1998, Vol. 44, No. 3 (also presented at the 1996 AIChE Spring National Meeting

at New Orleans, LA, USA, - with D. Woollatt).

Reduce Compressed Air Costs, Hydrocarbon Processing, Dec. 2000, pp. 57-62 (with Y. A.

Cengel, R. H. Turner and Y. Cerci).

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Effect of liquid on a Reciprocating Compressor, Journal of Energy Resources Technology,

Sep. 2002, Vol. 124, pp. 187 - 190 (also presented at the ASME International Mech. Engrg.

Cong. at Orlando, Nov. 2000).

Publications in Conference Proceedings:

Length Scale Distribution in Turbulent Boundary Layers over Mildly Curved Surfaces, Aero.

Soc. India Silver Jubilee Tech. Conference, Bangalore, Paper No. 2.5, 1974 (with M.R.

Gangur and B.R. Ramaprian).

Some Effects Of Longitudinal Wall-curvature on Turbulent Boundary Layers, Symposium on

Turbulent Shear Flows, Pennsylvania State University, Pennsylvania, 1977 (with B. R.

Ramaprian).

Experimental Study of Turbulent Transport in Curved Boundary Layers, Proceedings of the 6 th

Canadian Congress of Applied Mechanics, 1980 (with B. R. Ramaprian).

Some features of Separating Turbulent Boundary Layers, IUTAM Symposium on Unsteady

Turbulent Shear Flows, Toulose, France, 1981 (with R. L. Simpson and Y.-T. Chew)

Pointwise and Scanning Laser Anemometer Measurements in Steady and Unsteady Separated

Turbulent Boundary Layers, Proceedings of the International Symposium on Applications of

Laser Doppler Anemometry to Fluid Mechanics, Lisbon, 1982 (with R. L. Simpson and B .

Chehroudi).

Turbomachinery Off-design Performance Improvement through Spanwise Variation of Vane

Camber, AIAA-1987-2639, Technical Papers (A87-49051 21-02), 5th AIAA Applied Aerodynamics

Conference, Monterey, California, 1987.

Protection of Life and Nature on Earth - Need for International Space Law, 39 th

International Astronautical Congress on Space and Humanity, Bangalore, India, 1988 (with

B. Gopaliah).

Fast Response Temperature Measurements in a Reciprocating Compressor, Proceedings of the

1992 International Compressor Engineering Conference, Purdue University, Lafayette,

Indiana, pp. 1385-1395, July 1992.

Regenerative Heat Transfer in Reciprocating Compressors, Proc. of the 7th Annual

International Reciprocating Machinery Conf., Denver, USA, 1992.

Modeling Heat Transfer in Reciprocating Compressors, Proc. of the ASME Winter Annual

Meeting, New Orleans, LA, USA, Nov. 1993.

A Simplified Pulsation Loss Modeling Technique for Reciprocating Compressors, Proc. of the

ASME International Mechanical Engineering Congress, Chicago, USA, Nov. 1994.

Dynamic Response of Compressor Valve Springs to Impact Loading, 1996 International

Compressor Engrg. Conf. at Purdue, pp. 353-358, July 1996 (with Q. Yang, P. Engel and D.

Woollatt).

Valve Stiction in Reciprocating Compressors, Proc. of the ASME International Mechanical

Engineering Congress, Atlanta, USA, Nov. 1996 (with D. Panayil).

Discharge Gas Cooling in Vacuum Pumps, ASME International Mech. Engrg. Cong. - Proc. of

the ASME Advanced Energy Systems Division, AES-Vol. 37, 1997.

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Heat Transfer in Reciprocating Compressors – A Review, Proc. of the ASME International

Mechanical Engineering Congress, Anaheim, USA, Nov. 1998 (also presented at the 1998

International Compressor Engrg. Conf. at Purdue, pp. 857-863, July 1998).

Fluid Mechanics of a Reciprocating Compressor, Proc. Of the Institution of Mechanical

Engineers, London, C542/069, pp. 193-***, ****.

Valve Dynamic Measurements in a VIP Compressor, Proc. Of the 15 th International Compressor

Engrg. Conf. at Purdue University, pp. 361-368, July 2000 (with D. Woollatt).

Benchmarking in CFD, Proc. of the 2004 ASME Heat Transfer/Fluids Engineering Summer

Conference, Paper No. HT-FED2004-56746, Charlotte, NC, USA, July 2004.

CFD for Positive Displacement Compressors, 17 th International Compressor Engineering

Conference at Purdue, USA, July 2004, Paper No. C133.

Analysis of Lubricant Sloshing in a Rail Compressor Application, International Compressor

Engineering Conference at Purdue, USA, July 2006, Paper No. C113.

Thermo-fluid Mechanics of Fluid Injection & Application for Refrigeration System

Performance Improvement, Paper # IMECE2007-44058, Proceedings of the 2007 ASME IMECE held

at Seattle, WA, Nov. 2007 (with Phillip Moeller & John Sheridan).

Multiphase Flow Through Inlet Manifolds of HVAC Systems, Paper # IMECE2008-66642,

Proceedings of the 2008 ASME IMECE held at Boston, MA, Nov. 2008 (with Jacob Groshek).

Departmental Reports:

An Experimental Study of the Effect of Mild Longitudinal Curvature on Turbulent Boundary

Layers, Report 76FM2, Dept. of Aeronautical Engineering, Indian Institute of Science,

Bangalore, 1976.

Zero Crossings in Turbulent Signals, Report 77FM13, Dept . of Aeronautical Engineering,

Indian Institute of Science, Bangalore, 1977 (with R. Narasimha, and K.R. Sreenivasan).

Measurements of a Separating Turbulent Boundary Layer, Project SQUID Report SMU- 4- PU,

NTIS AD- A095 252/ 3, 1980 (with R. L. Simpson and Y.-T.Chew).

Measurements of the Transverse Velocity of a Separating Turbulent Boundary Layer, Project

SQUID Report SMU- 5- PU, 1980 (with K. Shiloh and R.L. Simpson)

Measurements of Unsteady Turbulent Boundary Layers with Pressure Gradients, Report WT-6,

SMU, Dept. of Civil/ Mechanical Engineering, NTIS AD-A090 585/1, 1980 (with R.L. Simpson

and Y.-T. Chew).

Description and Use of a Photon Correlation Velocimetry System, Virginia Polytechnic

Institute and State University, Report No. Aero-163, 1989, (with R.L. Simpson).

Other Publication:

Benchmarking Industrial Flows for CFD Code Validation, Article published in the ASME Fluids

Engrg. Division Newsletter, Summer 2003.

Compressors in the Energy Sector, Article published in the ASME Advanced Energy Systems

Division Fall 2004 Newsletter.

Symposium Presentation:

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Fluid Mechanics of Human Heart & Positive Displacement Pump – What can be Learnt from the

Analogy? 5th Annual Dayton Engineering Sciences Symposium, Dayton, Oct. 2009.

New Commercial Ground Source Geothermal Design Computer Code (with James Menart, Paul

Gross, and Kyle Hughes), 6th Annual Dayton Engineering Sciences Symposium, Dayton, Oct. 25,

2010.

Imbalanced Heat Load in Ground Source Heat Pump (GSHP) Systems – Is this a Problem? (with

James Menart, Paul Gross, and Kyle Hughes), 6th Annual Dayton Engineering Sciences

Symposium, Dayton, Oct. 25, 2010.

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