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 Expert  108330

Expert in Hydropower, Hydraulic Turbines, Fluid Mechanics, Hydraulics, Index Testing

Available for your Consulting and Expert Witness Needs

Oregon (OR)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness

Summary of Expertise: Listed with other top experts in: 
Expert has 45 years of experience involving the evaluation, licensing, design, construction, equipment procurement, testing, and operation of hydroelectric projects. His emphasis has been in the mechanical and hydraulic aspects, particularly regarding hydraulic turbines. He is also knowledgeable of the civil and environmental aspects of hydroelectric energy.

hydroelectric energy system


energy-efficient pumped hydro storage


hydroelectric energy


pumped-hydro energy storage

Expert has extensive experience with hydraulic turbine design. He has been involved with site development and optimization studies, waterhammer analysis, preparing equipment specifications, and procuring turbines, pumps, valves, and related mechanical equipment. He is familiar with the Francis, Kaplan, and fixed-blade propeller type reaction hydraulic turbines as well as the Pelton and cross-flow impulse type turbines. He is knowledgeable of model testing, field testing, and optimizing the efficiency of hydraulic turbines and can answer questions regarding the performance differences between turbine models and full-scale prototypes.

hydraulic turbine


hydraulics design




water hammer

With a masters degree that concentrated on fluid mechanics and having worked as a research engineer in a hydraulic laboratory, Expert has considerable knowledge of hydraulic delivery systems. He has worked with both closed conduit and hydraulic pressure systems such as pipes, tunnels, and penstocks as well as open channel systems such as rivers, canals, diversions, and regulating outlets.

hydraulic pressure




fluid flow measurement


fluid mechanics


hydraulic conduit


hydrostatic pressure


pipe flow


pipe pressure


pressure drop


water pipeline


hydraulic engineering

With 45 years of turbine-related experience, Expert has detailed knowledge of field testing, both absolute efficiency testing and relative efficiency testing of all types of hydraulic turbines. This type of testing may be done to verify the prototype performance compared with the model prediction, to assure compliance with procurement specifications, to optimize the efficiency of an individual hydraulic turbine, or to optimize the energy output of a complete hydroelectric plant.

energy-efficient turbine


energy-efficient turbomachinery

Expert is well versed in the design, procurement, installation, and testing of all types of hydraulic turbines for electric energy generation. These machines, most commonly referred to by their types of runners, include the Pelton and cross-flow type of impulse turbines, as well as the Francis, Kaplan, and fixed-blade propellor type reaction turbines (single and double regulated).

Kaplan hydraulic turbine


electric energy generation


turbomachinery flow

Expert authored a feature paper chronicling the history of Bernoulli theorem's development, analytically deriving Bernoulli's equation from Newton's Second Law, and providing a recent equation developed by the author to calculate the velocity head correction factor.

Bernoulli equation


Bernoulli theorem

Show Secondary and Basic Areas of Expertise

Often requested
with this expert:

Electrical Power Generation and Control--Design, Project...
Biomass Power Generation Technology and Engineering: ...
Electric Motors, Generators, Wind Energy, Voltage...
Motor and Generator Design and Development

Year   Degree   Subject   Institution   Honors
1969   MS   Mechanical Engineering   California State College at Los Angeles   Phi Kappa Phi Scholastic Honor Society
1963   BS   General Engineering   University of California at Los Angeles   Tau Beta Pi Engineering Honor Society

Work History:
Years   Employer   Title   Responsibilities

1999 to 2004


Enron Corporation


Hydropower Engineering Specialist


In charge if the technical evaluation of hydroelectric projects.

1994 to 1999


Kleinschmidt Associates


Senior Hydropower Engineer


Resposible for the design of hydromechanical equipment installations, especially hydraulic turbines and conducting their field tests. Presented technical training seminars.

1982 to 1994


Bonneville Power Administration


Senior Hydropower Engineer


Responsible for the Research,Development and Demonstration Program in Hydropower Generating Technologies.

1979 to 1982


US Department of Energy


Hydropower Specialist


Project Manager for the construction of 22 hydroelectric demonstration projects.

1971 to 1979


US Army Corp of Engineers


Chief, Hydraulic Turbine Design Section


Chief of the Hydraulic Turbine Design Section of the Corps' Hydroelectric Design Center.

1969 to 1971


US Army Corp of Engineers


Hydraulic Research Engineer


Research Engineer for the Hydraulic Model Laboratory of the Corps' North Pacific Divsion.

1965 to 1969


Naval Ordinance Test Station


Naval Underwater Weapons Design Engineer


Design engineer on naval torpedoes.

Career Accomplishments:

Expert is a member of the Publisher's Advisory Board for "Hydro Review," and a member of the US Department of Energy's Advanced Hydraulic Turbine System Program Technical Committee.


Expert is a Registered Professional Engineer (Mechanical, Oregon, #7150, Mechanical, Washington, Oregon, #51451 ).


Expert is a member of Tau Beta Pi Engineering Honor Society and member of Phi Kappa Phi Scholastic Honor Society.

Publications and Patents Summary

Expert has published 33 technical papers and coauthored a college-level textbook on hydropower.

Selected Publications and Publishers  
 - Hydro Review. Special Waterpower  
 - Hydro Review  
 - Prentice-Hall, Inc.  
 - ASME Symposium on Small Hydro-Power Fluid Machinery  
 - HYDRO Review  

Consulting Services:
Selected Consulting Examples:
  • As a field test engineer, Expert has conducted numerous field efficiency tests of hydraulic turbines.
  • Expert has conducted several diagnostic and forensic evaluations of hydraulic turbine failures.
Recent Client Requests:
  • Expert hydraulic turbine design for consulting on francis hydro turbine design optimization.
  • Expert in pumped hydro energy storage.
  • Expert in Small (< 20mm) radial and axial hydraulic turbines for consulting on design improvement.
  • Expert for consulting on 40 MW Pumped Storage Facility in California.
  • Hydro turbine expert for consulting on Hydro Power Plant Rehabilitation Feasibility Study.
  • Expert in Kaplan turbine design.
  • Pumped hydro expert for consulting on small (20 MW) pumped hydro evaluation.
  • Expert in designing brushless pm generators for consulting on renewable ocean energy.
  • Expert in hydro turbines for consulting on manufacturing 10 megawatt turbine.
  • Hydro turbine expert for consulting on hydropower system.
Click the green button above to contact Expert for a free initial screening call regarding your expert consulting needs.  Expert is available for consulting to corporate, legal and government clients.  Remember, your initial screening call to speak with Expert is free.

Expert Witness:
Expert Witness Experience Summary:
Expert has been deposed by a federal court in New York as an expert witness relative to his forensic analysis report of a hydraulic turbine failure. He has also served as the owner's witness engineer for the model tests of hydraulic turbines.
Recent Litigation Client Requests:
  • Expert for consulting on Hyro-Electric - Turbine and/or generator Assembly.
  • Hydroelectric power generation expert for consulting on need to consult re:hydroelectric power generating unit.
  • Expert for consulting on Hydropower turbines.
  • Hydro-electric expert needed for consulting on design, operation of hydro-electric generators and plants.
  • Expert for consulting on rotor pole defects in litigation.
  • Expert in power plant procedures for consulting on condemnation case.
Click the green button above to contact Expert for a free initial screening call regarding expert testimony, litigation consulting and support, forensic services, or any related expert witness services.  A few litigation needs include product liability, personal injury, economic loss, intellectual property (patent, trademark, trade secret, copyright), and insurance matters.  Remember, your initial screening call to speak with Expert is free.

Additional Skills and Services:

Expert is presently an Adjunct Professor at the Oregon Institute of Technology in Wilsonvillle, Oregon, where he teaches hydropower engineering, fluid mechanics, hydraulic laboratory, and freshman engineering orientation. He has conducted a number of training seminars in the hydropower field. He is available to conduct training seminars in the mechanical and hydraulic aspects of hydropower engineering. He has been a Guest Lecturer on hydropower technology at the University of Idaho and has numerous publications in this area.

Supplier and Vendor Location and Selection

Expert has experience locating vendors of hydraulic turbines, pumps, valves, governors, gates, and related equipment.


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