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Power Electronics, Motor Drives, Renewable Energy, Etc.
AC frequency converters are frequently used for AC motor drives. He has written 7 books and many publications covering this area. A CCV is a frequency changer which can be direct or through a dc link. He worked as CCV…
Paint Adhesion; Pretreatment Conversion Coating; Troubleshooting
Expert has academic degrees on both steel and polymeric coating and 20- year experience in metal finishing industrial in US; so, he knows pros-and-cons of painting systems, such as surface profile, surface preparation, mechanical finishing, chemical finishing, all type coatings…
Personal Injury, Industrial/Construction Safety, Compliance, Auditing, OSHA Standards
Expert provides safety engineering, accident investigation, accident reconstruction, industrial/construction accident consulting, expert witness testimony, and related expertise to a wide variety of clients. In addition to the automotive “Big Three” he was the safety director at a sheet metal stamping…
Biomechanics, Human Factors, Accident Reconstruction, Motorcycle Accidents, Brain Injury, Helmets, Motorcycle Helmet, Football Helmets, Slip and Fall
Expert, PhD, CPE is a biomechanics expert and has served as an expert witness for 25+ years, providing nationwide expert testimony in the fields of biomechanics, ergonomics, human factors and auto / motorcycle accident reconstruction. Expert has been court qualified…
Surface Texture and Operational Characteristics of Machines
The expert is most experienced in the subset of surface science related to mathematics and mechanics of surface irregularities on micro- and macro scales and their contact interaction. In addition he has experience in the field of surface metrology and…
Steel and Iron Casting Processes, Foundry Consulting, Metallurgy, and NDT Non Destructive Testing
Expert has extensive foundry experience with a strong emphasis in melting steel using both acid and basic processes. He developed metallurgical and operational melting procedures that optimized the acid and basic slags. He is very familiar with the use and…
Specialty Polymers and Fibers
HYDROGEL; POLYELECTROLYTES. Expert's fundamental knowledge in polyelectrolytes and their interaction with small and large molecules has enabled him to offer consultation in diverse industries, including personal care, healthcare, cable wrap, food packaging, railroad, paper, and wastewater treatment. He has developed…
Pressure Vessels and Piping
PRESSURE VESSEL; PRESSURE PIPING SYSTEM. Expert has designed hundreds of pressure vessels for the petroleum, chemical, nuclear, and other industries. He is an acknowledged expert in the design, material selection, welding, and quality assurance in this area. ASME BOILER AND…
Gear Design & Analysis
HELICAL GEAR DESIGN; SPUR GEAR DESIGN; GEAR TOOTH. Expert has extensive experience in the design and analysis of spur and helical gears. He is the author of the computer programs GEARCALC and AGMA218, which are widely used by the gear…
Flow Measurement, Level Measurement, Process Control, Variable Speed Drives
Expert has over 40 years of experience specifying, installing, starting-up, calibrating and troubleshooting flowmeter systems. He has authored a flow measurement textbook and developed and taught seminars for over 35 years. Qualified as an expert witness, he has performed numerous…