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Power Electronics and Control Systems Expert Consultant Resume

Resume of YLN, Ph.D. Consultant
Principal Industries Served:
  • Power Electronic Systems and Products
  • Electrical Engineering
  • Electronics Technology
  • Military, Aerospace
  • Telecommunication and Fuel Cell Power System Applications

Education:

This expert received their Ph.D. and M.S. in Electrical Engineering from the University of New Brunswick in Fredericton, N.B., Canada.

This expert has a Bachelor of Engineering in Electrical Technology & Electronics from the Indian Institute of Science in Bangalore, India.

While attending the University of Madras in Madras, India, this expert received a B.S. in Mathematics, Physics & Mathematical Statistics.


Expertise and Services:

Power Electronics and Control Systems Expert Consultant Resume

This expert specializes in power electronics circuit topology, power electronics control systems, power electronic systems, and embedded power supplies.

Additional specialties include military power converters, shipboard uninterruptible power supplies (UPS), no-break power supplies (NBPS), and high-density power packaging.

This consultant is an expert in areas including aerospace power supplies, mobile power generators, and ground-mobile power converters. Other areas of emphasis include DC-DC converters, DC-AC inverters, quasi-resonant converters, and zero-voltage-switching (ZVS). Specialization includes rectifier power supplies, transformer rectifier units, single-phase power factor correction, and three-phase power factor correction.

This expert offers extensive knowledge regarding industrial battery chargers, lead-acid, Ni-Cd, and Ni-MH & Li-ion battery charging. Other areas of specialty include helicopter starting power supplies, power and RF MOSFETs IGBTs, integrated power modules, and power electronic building blocks. Expertise includes grid-connect inverters, anti-islanding protection, vector control algorithms, and RF and VHF power amplifiers. This expert is highly regarded in areas including plasma RF generators, RF metrology, matching networks, and military standards for power conversion products. This expert’s knowledge and experience includes IEEE and UL standards for grid connection, photovoltaic converters and inverters.

Additionally, this consultant offers expertise related to fuel-cell interface, solar micro-inverters, and high-reliability power converters. This consultant's capabilities include component stress analysis, reliability prediction, and flexible power circuit topologies. Special expertise related to permanent magnet generator (PMG) interface, asynchronous boost converters, and electronic neutral compensation schemes. This expert is also highly regarded in areas including alternative energy systems, distributed generation systems, engineering consulting, and technical proposal preparation. This consultant's experience includes funding proposal preparation, design and peer reviews, printed circuit board (PCB) design review, and printed wiring board (PWB) design review. This expert also provides technical due-diligence, and training seminars in power electronics.


Professional Experience:

Consultant, Kevin Kennedy Associates Inc.

Providing expertise in design of power electronic systems and products, power electronics control systems, electronics technology, advanced engineering technologies in the areas of RF power, RF metrology, controls and software, RF applications, and related expertise to a wide variety of clients.

 

Engineering Consultant, Consulting firm, Halifax, Nova Scotia, Canada

Provided engineering consulting in design of power electronic systems and products.

 

Director of Technology, MKS-ENI Products, Rochester, NY

Was responsible for development of advanced engineering technologies in the areas of RF power, RF metrology, controls and software; research in engineering industry trends in RF applications for plasma assisted semiconductor and thin-film solar panel processing; Coordination with Corporate Technology groups to develop advanced technology roadmaps based on customer and SEMATECH roadmaps; Collaborative work with marketing and product development groups to drive product platforms, and advance company's technological capabilities.

 

Vice President, Technology, DRS-Pivotal Power (A subsidiary of DRS Technologies, Parsippany, NJ)

Vice President, Technology, Pivotal Power Inc. Bedford, Nova Scotia, Canada

Vice President Engineering & Chief Engineer, Pivotal Power Inc, Bedford, Nova Scotia, Canada

Vice President, Engineering & Chief Engineer, K.B. Electronics Limited, Bedford, Nova Scotia, Canada

Technical Director & Chief Engineer, K.B. Electronics Limited, Bedford, Nova Scotia, Canada

Responsibilities included design, development, project engineering and program management of power conversion systems, power protection systems, uninterruptible and no-break power supplies, static frequency converters, helicopter starters, ship degaussing systems, automatic transfer switches, intelligent battery management systems, inverters for mobile power generation systems and high power- density embedded power supplies to military, aerospace, telecommunication and fuel cell power system applications with power levels from 100 W up to 100 kW. In ISO 9001 environment, led a team of engineering and technical staff engaged in research, development, design, prototyping, qualification and manufacturing of power conversion systems for military and high-reliability commercial applications. Research and development activities involving soft-switch mode conversion topologies, MOSFET and IGBT based high frequency power converters, microprocessor and DSP based control of power electronic systems, software development for "smart" control and protection systems in real-time environment, high speed digital signal processing and neural network applications for power electronics control, programmable power modules, grid-connected inverter systems, battery chemistry identification and universal battery charging. Directed the design of static power converters for programs and ships such as Canadian patrol frigates; Canadian TRUMP program Iris Radio Communication System; U.K. Bowman program; U.S. Navy's DDG51 destroyers; CG47 cruisers; CVN aircraft carriers; LPD-17 amphibious ships; FFG fast frigates; U.S Army's Advanced Mobile Medium Power Systems (AMMPS); Q-16 and V22 helicopters. Customers include: Power Systems Group, Saint John Shipbuilding, U.S. Naval Sea Systems Command, Bath Iron Works, Ingalls Shipbuilding, BAE Systems, Computing Devices Canada, Raytheon Systems, CAE Electronics, Daimler Benz Aerospace, Northrop Grumman Avondale Shipyards, Caterpillar Inc, and General Dynamics.

 

Design Engineer, Bharat Heavy Electricals Limited, Bangalore, India

Design experience in power system stabilizers, power electronic excitations systems and automatic voltage regulators for 100-250 MW synchronous alternators and negative excitation systems in collaboration with Brown Boveri Cie., Switzerland (currently ASEA Brown Boveri (ABB))

Additional Experience:

Business Development Achievements / Contributions

Developed and executed technical proposals for winning bids of over $ 70 million worth encompassing naval, airborne and army applications and a wide range of customers and programs.

Developed and executed research and product development proposals for government funding (grants and loans from Defence Industries Productivity Plan, Atlantic Canada Opportunities Agency and Industrial Research Assistance Plan) of worth over $ 4 million, with 50% funded by the company.

Developed and executed technical proposals for Scientific Research and Development Tax Credit of worth over $ 25 million.

Provided and marketing presentations at the Annual Users' conferences, bidders' conferences, professional seminars and workshops, trade shows, and new marketing initiatives.

Program Management Experience

Managed and executed over twenty product development projects encompassing concept, system design, subsystem design, detailed design, prototyping, design proving, first-article build, test and verification, qualification and transition to manufacturing.

Developed and managed program plans, project schedules, cost models and resource allocation for several product development projects.

Developed a number of company operating procedures and design guidelines to meet the requirements of ISO 9001and AQAP quality certification.

Initiated and managed the development of integrated product data management software that included the seamless interface of master parts data-base, electrical simulation and design, mechanical design, configuration control, engineering change process, part procurement, manufacturing resource planning, test engineering and integrated logistic support.

Technical Achievements / Contributions

Developed RF-pulsing methodology for high efficiency switch-mode RF power amplifiers for use in plasma assisted semiconductor and solar-cell manufacturing.

Developed flexible power circuit topologies and DSP-based control systems for highly versatile configurable inverter systems for tactical mobile power generation.

Developed and implemented new techniques for the control of series resonant DC-DC converters based on state-plane techniques.

Developed and implemented a new Kalman-filter based control scheme for applications in uninterruptible power supplies, single and three phase power factor controllers and DC-AC inverters.

Developed and implemented new algorithms based on artificial neural networks for the automatic identification of battery chemistries and battery health monitoring for universal battery charging applications.

Developed and implemented DSP based grid-connection and anti-islanding protection algorithms for fuel cell inverters.

Developed new control methods for the interleaved parallel operation of power converters and techniques for the compensation of non-identical circuit parameters.

Developed inverter power circuit topology and control methods for the mobile power generation systems using diesel engine powered permanent magnet generators.

Hands-on experience in software tools including MATLAB, MathCAD, PSIM, PSpice, and Solid Works for the design, simulation and synthesis of power, analog and digital electronic circuits, electronic packaging, thermal design, failure-mode-effects-analysis, and firmware development.

External examiner for Master's thesis in Electrical Engineering, Memorial University of Newfoundland, St. John's, Canada, on the application of artificial neural networks for voltage stability evaluation of power systems and fuzzy control techniques for power system stability.

Collaborated with Dept. of Electrical Engineering, Lakehead University, Thunderbay, Ontario, Canada on resonant power converters and "smart" control systems.

Appointed Adjunct Associate Professor with the Department of Electrical Engineering, Dalhousie University, Halifax, NS, Canada.

Key words and phrases related to this expert's capabilities include :

Power Electronics Circuit Topology, Power Electronics Control Systems, Military Power Converters, Shipboard Uninterruptible Power Supplies (UPS), No-Break Power Supplies (NBPS), Power Electronic Systems, Embedded Power Supplies, High-density Power Packaging, Aerospace Power Supplies, Mobile Power Generators, Ground-Mobile Power Converters, DC-DC Converters, DC-AC Inverters, Quasi-Resonant Converters, Zero-Voltage-Switching (ZVS), Rectifier Power Supplies, Transformer Rectifier Units, Single-Phase Power Factor Correction, Three-Phase Power Factor Correction, Industrial Battery Chargers, Lead-acid, Ni-Cd, Ni-MH & Li-ion Battery Charging, Helicopter Starting Power Supplies, Power and RF MOSFETs IGBTs, Integrated Power Modules, Power Electronic Building Blocks, Grid-Connect Inverters, Anti-Islanding Protection, Vector control algorithms, RF and VHF Power Amplifiers, Plasma RF Generators, RF Metrology, Matching Networks, Military Standards for Power Conversion Products, IEEE and UL Standards for Grid Connection, Photovoltaic Converters and Inverters, Fuel-Cell Interface, Solar Micro-Inverters, High-Reliability Power Converters, Component Stress Analysis, Reliability Prediction, Flexible Power Circuit Topologies, Permanent Magnet Generator (PMG) Interface, Asynchronous Boost Converters, Electronic Neutral Compensation Schemes, Alternative Energy Systems, Distributed Generation Systems, Engineering Consulting, Technical Proposal Preparation, Funding Proposal Preparation, Design and Peer Reviews, Printed Circuit Board (PCB) Design Review, Printed Wiring Board (PWB) Design Review, Technical Due-Diligence, Training Seminars in Power Electronics


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