Total Experience - 37 YearsProfessional BackgroundJ.V. Poplawski & Associates, Bethlehem, Pennsylvania
President and Owner of Mechanical Engineering Consulting Firm specializing in Bearings, Seals, Mechanical Systems, Metals Rolling Analysis, Finite Element Stress, Thermal and Dynamic Analysis of Machine Components and Rotating Machinery plus Technical Expert and Expert Witness Services.
Lafayette College, Easton, Pennsylvania
- Previously taught in Mechanical Engineering Department
- Previously Served as the Director of Computer Graphics, and CAD/CAE Laboratories
- Presently Serve as Adjunct Professor, Mechanical Engineering Department
Bethlehem Steel Corporation, Bethlehem, Pennsylvania
External Consulting - With consent of Bethlehem Steel as long as conflict of interest avoided.
Research Engineer - developed a comprehensive mathematical modeling system describing elastic-plastic metal deformation, thermal profiles (3-D Transient) in sheet rolling mills, deformation and distortion of rolling surfaces due to loading and thermal effects. Conducted transient and steady state dynamic analysis of mill drives. Conducted Finite Element Analysis of equipment including large displacement and plasticity non-linearity's. Provided consulting service on bearing problems for the corporation. Wrote project proposals, administered project staff and budget.
Corporate Consulting Mechanical Engineer - provided advanced technical consulting in mechanical engineering and mechanical systems analysis relating to equipment design and problem solving throughout the corporation. Kept abreast of and applied computer aided engineering analysis within other departments. Provided analytical services in areas of FEM, bearings, seals, gears, and steel rolling technology. Coordinated task forces regarding solution of various problems.
Head of the Applied Mechanics Group - supervised engineers, technicians and programmers in the development and application of analytical models and finite element techniques to analyze equipment and process design problems on steel mill, marine, and mining equipment. Responsible for several university research projects on heat transfer studies of jet cooling and FEM approaches to metal deformation. Responsible for 1 and 5 year plans, group budget, staff development, performance appraisal and salary administration.
AVCO/Lycoming Division, Stratford, Connecticut
Supervisor - Bearing and Seal Research Group - responsible for theoretical work and research programs on high-speed ball bearings, roller bearings and mainshaft seals for small gas turbine engines. Group performed all bearing and seal design work and problem solving for advanced engines. Monitored government R&D programs being conducted.
Pratt and Whitney Aircraft, East Hartford, Connecticut
Design Analyst - performed analysis, design and problem solving on gas turbine engine mainshaft bearings and seals. Performed heat transfer studies on engine components. Worked in Rotor Dynamics Group on engine critical speed, rotor response and engine balance. Developed prototype oil-film damper for mainshaft application.
Pennsylvania State University (Penn State) - B.S. Mechanical Engineering 1964
Rensselaer Polytechnic Institute (RPI) - M.S. Applied Mechanics 1970
Lehigh University - 24 credits beyond MS in Numerical Methods, Plasticity, FEA, Dynamics, Statistics.
Completion of MBA Core Courses.
CAD/CAE - Prime MEDUSA, McAuto Unigraphics II, CADKEY, ANSYS, SAP, ALGOR, COSMOS
American Society of Mechanical Engineers - Member, paper review and session chairman. Society of Tribologists and Lubrication Engineers (STLE) - (ASLE) - Bearings Technical Committee.
Associated Editor for Lubrication Engineering Magazine (5 years) Annual Meeting Program Committee 1984, 1985, 1986. Session Chairman.
Association of Iron and Steel Engineers (AISE) - -Roll Research Committee, Computer Applications Committee, Session Chairman.
American Society of Metals (ASM) - Process Modeling Group.
National Science Foundation (NSF) - Steering Committee - Rate Dependent Deformation Research.
WHO'S WHO in Science and Engineering 2000/2001 Edition.
WHO'S WHO in Executives and Business 2000 Edition.
Registered Professional Engineer - Pennsylvania.
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Authored and Presented over 25 technical papers on mathematical modeling and analysis regarding rolling bearings and steel rolling process models given at national and international conferences.
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Full-Time from 9/90 to present and Part-time since 1977 with consent of Bethlehem Steel Corp as long as conflict of interest avoided.
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Expert Witness: Bearings & Stress Analysis
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