John D. Martens, Ph.D., M.B.A., P.E., CFEI
`Principal Engineer and Office Director
`
`Professional Profile
`
`Dr. John D. Martens is a Principal Engineer in Exponent’s Electrical Engineering and Computer
`Science practice and the Director of the Chicago-area offices. He specializes in control systems
`and software, microprocessor-based and computer systems, circuit design and analysis,
`electronic components failure analysis, automotive control systems, electronic stability control
`systems, programmable logic controllers (PLCs) and process control (including DCS and
`SCADA analysis), robotics and automation, computer vision, consumer products design and
`failure analysis, and intellectual property issues.
`
`Prior to joining Exponent, Dr. Martens managed the embedded control systems group at Delphi
`Corporation, a leading global supplier of mobile electronics and transportation systems, and led
`an R & D team from development to commercialization of an active rear steering system for
`improved vehicle performance. Dr. Martens has experience developing and testing electronic
`stability control systems. Dr. Martens’ robotic experience includes developing methods and
`algorithms for the automatic control of a stair-climbing mobile robot. He has experience
`programming PLCs and analyzing process control systems.
`
`As a member of Delphi’s Innovation Center, Dr. Martens actively supported Delphi’s
`Intellectual Property (IP) portfolio as an inventor (8 United States patents and 1 European
`patent) and provided analyses related to patent prosecution, validity, and infringement questions
`as well as prior art research and enablement. Dr. Martens has continued his active involvement
`in IP matters at Exponent. His most recent IP activity has involved products such as software-
`controlled systems including computer hard drive control and fluid delivery systems.
`
`Dr. Martens’ facilities management experience at Delphi includes equipment specification,
`procurement, installation, and maintenance. His facilities experience also includes the
`maintenance of a mechatronics research and development laboratory containing several
`industrial robots and control systems.
`
`Dr. Martens is active in the field of industrial process control, including burner management and
`combustion control systems for industrial boilers and furnaces. He has advised his clients
`regarding the appropriate level of safeguards necessary for the safe operation and control of
`their systems, assisted them in implementing those safeguards, and audited their installations.
`He draws from his accident investigation experience and his knowledge of industry standards to
`perform process hazard analyses.
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`Academic Credentials and Professional Honors
`
`M.B.A., The University of Michigan (with High Distinction), 2003
`Ph.D., Electrical Engineering and Computer Science, Case Western Reserve University, 2000
`M.S., Electrical Engineering and Applied Physics, Case Western Reserve University, 1993
`B.S., Electrical Engineering and Applied Physics, Case Western Reserve University (summa
`cum laude), 1993
`
`
`Tau Beta Pi Engineering Honor Society; Eta Kappa Nu/IEEE's Award for Outstanding Senior in
`Electrical Engineering; Ohio Aerospace Institute Fellowship; Centerior Energy Fellowship;
`General Motors Scholarship; Case Alumni Association Scholarship; Dean's High Honors
`
`Licenses and Certifications
`
`Registered Professional Engineer, Illinois, #062-058837
`Registered Professional Engineer, Michigan, #6201057824
`Registered Professional Engineer, Missouri, #2010036256
`Registered Professional Engineer, North Carolina, #037584
`Registered Professional Engineer, Ohio, #E-65142
`Registered Professional Engineer, Texas, #105276
`Registered Professional Engineer, West Virginia, #19078
`Registered Professional Engineer, District of Columbia, #PE906421
`Registered Professional Engineer, New York, #086510-1
`Certified Fire and Explosion Investigator (CFEI), #17603-9653
`Crash Data Retrieval Technician Levels 1 & 2, Collision Safety Institute
`
`Patents and Patent Applications
`
`Patent 6,789,002 B1: Determination of Vehicle Payload Condition, September 7, 2004 (with A.
`Hac).
`
`Patent 6,804,594 B1: Active Steering for Handling/Stability Enhancement, October 12, 2004
`(with T. Brown, A. Chandy, H. Chen, and C. Gryczan).
`
`Patent 6,862,506 B2: Method for Automatically Adjusting Reference Models in Vehicle
`Stability Enhancement (VSE) Systems, March 1, 2005 (with E. Bedner, K. Boswell, H. Chen,
`and B. McDonald).
`
`Patent 6,879,896 B2: System and Method for Using Vehicle Operator Intent to Adjust Vehicle
`Control System Response, April 12, 2005.
`
`Patent 6,926,114 B2, Assist Modification in Active Front Steering, August 9, 2005 (with F.
`Bolourchi, K. Boswell, J. Dickinson, and E. Bedner).
`
`Patent 6,942,057 B2: Feel Control for Active Steering, September 13, 2005 (with K. Boswell
`and F. Bolourchi).
`John D. Martens, Ph.D., M.B.A., P.E., CFEI
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`Patent 7,083,025 B2: Method for Implementing Vehicle Stability Enhancement Reference
`Models for Active Steer Systems, August 1, 2006 (with E. Bedner and K. Boswell).
`
`Patent 7,213,675 B2: Method and System for Anti-Static Steering for Vehicle Steering
`Systems, May 8, 2007 (with C. Gryczan).
`
`European Patent EP 1357013B1: System and Method for Using Vehicle Operator Intent to
`Adjust Vehicle Control System Response, June 6, 2007.
`
`European Patent Application 02078139.9: Method for Automatically Adjusting Reference
`Models in Vehicle Stability Enhancement Systems.
`
`European Patent Application 02079498.8: Feel Control for Active Steering.
`
`Publications and Presentations
`
`Arora A, Martens JD. Energy storage for BEV’s: An engineering perspective. IEEE
`Transportation Electrification Conference and Expo (ITEC’ 13), Dearborn, MI, June 16–19,
`2013. (Half-day tutorial).
`
`Martens JD, Arora A. Understanding the role of software in product failures. IEEE Symposium
`on Product Compliance Engineering, Portland, OR, November 5–7, 2012.
`
`Morrison DR, Fecke M, Martens, JD. Migrating an incident reporting system to a CCPS
`process safety metrics model. Journal of Loss Prevention in the Process Industries 2011, in
`press.
`
`Martens JD, Fecke, M, Ogle, RA, Bishop, JA. Functional testing for industrial control systems.
`Proceedings, ASME 2011 International Mechanical Engineering Congress & Exhibition
`IMECE2011, Denver, CO, November 11–17, 2011.
`
`Arora A, Martens JD, Babic D. AC & DC adapters safety considerations. IEEE Symposium on
`Product Compliance Engineering, San Diego, CA, October 10–12, 2011.
`
`Fecke M, Martens JD, Cowells J, Morrison DR. A guide to developing and implementing
`safety checklists: Plant steam utilities. Process Safety Progress 2011; 30(3):240–250.
`
`Ramirez JC, Fecke M, Morrison DR, Martens JD. Root cause analysis of an industrial boiler
`explosion (and how hazard analysis could have prevented it). Proceedings, ASME 2010
`International Mechanical Engineering Congress & Exhibition IMECE2010, Vancouver, Canada,
`November 12–18, 2010.
`
`Morrison DR, Fecke M, Martens JD. Migrating an organizational incident reporting system to a
`CCPS process safety metrics model. 2010 Annual Symposium, Mary Kay O’Connor Process
`Safety Center, Texas A&M University, College Station, TX, October 26, 2010.
`John D. Martens, Ph.D., M.B.A., P.E., CFEI
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`Fecke M, Morrison DR, Martens JD, Cowells JT. A guide to developing and implementing
`safety checklists: Plant steam utilities. American Institute of Chemical Engineers, 2010 Spring
`National Meeting, 25th Center for Chemical Process Safety International Conference, San
`Antonio, TX, March 22–24, 2010.
`
`Morrison DR, Martens JD, Ogle RA, Cowells JT. Root cause analysis of a cryogenic
`refrigeration system explosion. American Institute of Chemical Engineers, 2009 Spring
`National Meeting, 43rd Annual Loss Prevention Symposium, Tampa, FL, April 26–30, 2009.
`
`Morrison DR, Martens JD, Ogle RA, Cowells JT. Accident investigation using process control
`event diagrams. American Institute of Chemical Engineers, 2009 Spring National Meeting, 24th
`Annual CCPS International Conference, Tampa, FL, April 26–30, 2009.
`
`Martens JD, Johnson G, So P. Design considerations for consumer products utilizing high
`voltage. Presentation, 2006 IEEE Symposium on Product Safety and Compliance Engineering,
`IEEE Product Safety Engineering Society, (PSES), Irvine, CA, October 23–24, 2006. Also
`approved for publication in the IEEE PSES 2006 Conference Proceedings.
`
`Martens JD, Hac A, Brown T. Detection of vehicle rollover. 2004 SAE World Congress,
`No. 04-Annual-848, Detroit, MI, March 2004 (Book SP-1869, paper number 2004-01-1757).
`
`Martens JD. Lyapunov-based, on-line identification for backstepping control. Department of
`Electrical Engineering and Computer Science, Ph.D. Dissertation, Cleveland, OH, Case Western
`Reserve University, 2000.
`
`Martens JD, Newman WS. Stabilization of a mobile robot climbing stairs. 1994 IEEE
`Proceedings and IEEE Video Proceedings of the International Conference on Robotics and
`Automation, San Diego, CA, p. 2501–2507, May 1994.
`
`Martens JD. Enhanced teleoperation of a mobile robot. CAISR Technical Report #93-111,
`Master's Thesis, Case Western Reserve University, 1993.
`
`Doctoral Thesis
`
`Martens JD. Lyapunov-based, on-line identification for backstepping control. Case Western
`Reserve University, Cleveland, OH, 2000.
`
`
`John D. Martens, Ph.D., M.B.A., P.E., CFEI
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`Prior Experience
`
`
` Manager, Embedded Control Systems, Delphi, Brighton, MI, 2004–2005
` Project Manager, Active Chassis Systems, Delphi, Brighton, MI, 2000–2004
` Research Assistant, Electrical Engineering and Applied Physics, Case Western Reserve
`University, Cleveland, OH, 1997–2000
` Project Manager, CAM-LEM, Inc., Cleveland, OH, 1996–1997
` Advanced Chassis Control Engineer, Delco Chassis, Division of General Motors,
`Dayton, OH, 1995–1996
` Advanced Facilities Engineer, Delco Chassis, Division of General Motors, Dayton, OH,
`1994–1995
` Laboratory Facilities Manager, Center for Automation and Intelligent Systems Research
`(CAISR) Mechatronics Laboratory, Case Western Reserve University, Cleveland, OH,
`1992–1993
`
`Intern, Delco Chassis, Division of General Motors, Dayton, OH, 1991
`
`Intern, Delco Chassis, Division of General Motors, Rochester, NY, 1990
` Repair Technician, Affiliated T.V. Shops, Eastlake, OH, 1988–1989
`
`
`Selected Project Experience
`
`Systems and Controls
`
`Dr. Martens has over 25 years of experience specifying, designing, constructing, and analyzing
`control systems. A representative sampling of projects is listed below. These projects have
`involved control systems for products, processes, and machines ranging from office equipment
`to industrial processes with project scopes ranging from design and design reviews to accident
`investigation and failure analysis. Control systems generally consist of sensors, controllers, and
`actuators and Dr. Martens’ work in design and analysis of control systems has ranged from
`detailed reviews of individual components to analysis of complex integrated systems.
`
`Control Systems for Products
`
`
` Academic test grading system: evaluated control system for an academic test grading
`system (card scoring) used in schools to determine potential issues with ability to read
`scoring sheets.
` Automatic racquetball serving machine: designed and constructed an automatic
`racquetball serving machine with variable speed and pitch.
` Automatic revolving and sliding doors: analyzed control system for their potential role
`in various accidents related to automatic doors.
` Automotive antilock brake system: analyzed control system for antilock brakes and
`compared operation to industry standards and practices.
` Automotive stability control: designed, implemented, and obtained patents on several
`vehicle stability, rollover, and steering control methods.
` Business card scanner accuracy: analyzed accuracy of control system used to scan
`business cards and perform optical character recognition.
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`
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` Computer-controlled telephone answering machine: designed and constructed a
`computer-controlled telephone answering machine, including interface circuitry and
`programming.
` Computer hard disk drive control method: analyzed control algorithm for head seeking
`and compared to teachings of a patent.
` Electric rear steering for automotive applications: designed and implemented control
`algorithms for electric rear steering to improve safety and performance of automotive
`systems.
` Electrically-powered four-wheel recreational vehicles: analyzed control system for
`electrically-powered four-wheel recreational vehicles that were experiencing faults and
`evaluated potential solutions.
` Espresso machine temperature control system: designed and constructed an analog
`temperature control system for an espresso machine.
` Hand-activated liquid dispenser: analyzed electronics and control system for an
`automatic soap dispenser.
` Home automation and security control system: designed, constructed, and programmed a
`home automation and security system with internet-based access.
` Hospital-grade sterilizer accident: analyzed control system for a hospital-grade sterilizer,
`reviewed incident data, and performed testing to evaluate control system responses.
`Ice maker system fires: analyzed control system for commercial ice making machines
`that were experiencing fires.
` Microprocessor-based robotic paint nozzle controller: analyzed and redesigned a paint
`head controller for an automatic robotic painting machine.
` Microprocessor-based stepper motor controller: designed and constructed a stepper
`motor controller, including power electronics and controller logic.
` Mobile robot control: retrofitted OEM control system with multi-processor based control
`system for automatic stair climbing.
` Oven controls: analyzed oven control systems to determine potential mechanisms for
`faulty burner operation.
` Paint dispensing control method: analyzed control system method for achieving high
`accuracy color paint dispensing and compared to teachings of a patent.
` Paper shredder control: analyzed and tested anti-jam algorithms for commercial office
`paper shredder.
` Sonar sensor-based control system for mobile robotics: designed and constructed a sonar
`sensor hardware driver and control system to perform obstacle avoidance for a mobile
`robot.
` Variable low-speed feedback controller for radio control car: designed and constructed
`PWM-based feedback velocity controller for low-speed (crawl speed) control of radio
`control car and interfaced to computer control system.
` Vision-based mobile robot tracking control system: designed and constructed multi-
`processing control system to use real-time vision processing for object tracking.
` Waterbed temperature control system: designed and constructed an analog temperature
`control system with discrete over-temperature control for water bed temperature
`regulation.
`
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`Control Systems for Processes
`
`
`
`
` Gas burner for thermal oxidizer safety consulting: analyzed control system
`implementation for several thermal oxidizer burners and advised client on safety
`considerations.
` Grain processing facility fire: analyzed the role of the control system in an accident
`involving the processing of grain.
` Grain storage facility fire: analyzed the role of the control system in an accident
`involving the storage of grain.
`Incinerator control system safety analysis: analyzed the control system for an inert-
`atmosphere incinerator and developed list of considerations.
`Incinerator explosion: analyzed the control system for an inert-atmosphere incinerator
`that experienced an explosion.
` Laminator treating system explosion: analyzed process data and control system for an
`industrial, continuous processing, board laminating process.
` Natural gas and pulverized coal boiler explosion: analyzed the process data and logic for
`the burner management and combustion control systems for an industrial boiler that
`experienced an explosion.
` Nuclear control rod height control system: evaluated rod height control system in a
`nuclear power plant to determine potential failures.
` Phenol processing plant fire: analyzed control system response to a power outage at
`phenol processing plant.
` Pulverized coal, gas, and stoker boiler safety consulting: analyzed control system
`implementations for several pulverized coal, gas, and stoker boilers and advised clients
`on safety considerations.
` Sheet roll treating facility: analyzed control system for a sheet roll treating system
`involved in an explosion to determine sequence of operation.
` Steam-powered generator explosion: analyzed the control system response to an out-of-
`normal condition that led to an explosion at a power generating station.
` Steel processing plant fire: analyzed the control system used to process steel at a facility
`that experienced a major fire.
` Train monitoring and control system: analyzed control systems including Human
`Machine Interfaces (HMIs) used for monitoring and controlling a commuter rail system
`that experienced a collision.
` Underground salt cavern gas storage facility accident: analyzed control system and
`historic process data to determine storage capacity and production rate for a natural gas
`storage facility.
` Water treatment facility flood: analyzed control system response when a downstream
`valve lost communication with the control system for the main processing facility.
` Wonderware Data Analysis: evaluated historic Wonderware data to determine various
`operating conditions for plant operation.
`
`
`
`
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`Control Systems for Machines
`
`
`
`
` Airplane service lift accident: analyzed the control system for a service lift that damaged
`the wing of a commercial airplane.
` Amusement park ride stoppage investigation: investigated the design of a drive control
`system for a Ferris wheel that experienced a stoppage.
` Brick palletizing station accident: analyzed the control system for an industrial brick
`palletizing control system in which a worker was injured when the machine was put into
`motion.
` Continuous miner control system: evaluated control system and associated remote
`control for a continuous miner involved in an injury.
` Continuous long-wall miner: analyzed control system and available process data for a
`continuous long-wall miner involved in a fatal mining accident.
` Crane control system: analyzed crane control system for potential faults that could lead
`to unexpected motion.
` Elevator control system: evaluated control system that had experienced flooding to
`determine potential problems associated with water intrusion.
` Height Control Module (HCM) performance test system: designed, constructed, and
`programmed functional test system for automotive automatic leveling Height Control
`Modules (with Tech 2).
`Industrial press control system accident: analyzed control system for an industrial press
`in which a worker was injured.
` Lyophilizer accident: analyzed control system and Human Machine interface (HMI) and
`historic process data for a pharmaceutical freeze-dryer that exploded.
` Mining shuttle car drive analysis: evaluated performance of DC drive for a shuttle car.
` Remote control for construction equipment: analyzed remote control system for
`construction equipment to determine if potential faults could lead to unexpected motion.
` Remote control for lift system: analyzed remote control system for a lift for potential
`faults that could lead to unexpected motion.
` Scissor lift accident: analyzed hard-wired control system including sensors for a lift
`involved in a tip accident.
` Speed detection and control system for fan clutch test system: designed and constructed
`a speed detection and control system for audit and performance testing for fan clutches.
` Sports lighting control system failures: analyzed control systems for remote-controlled
`sports lighting equipment when manufacturer was experiencing unacceptably high
`failure rates.
` Vision-based robotic laser cutting control system: developed control system to perform
`laser cutting of materials and vision-based verification of parts.
` Vertical lathe accident: evaluated control system and available data in machine to
`determine potential accident scenarios.
` Wiper audit and performance test stand: programmed a multi-station automotive wiper
`testing system to exercise wiper motors and collect data.
`
`
`
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`Electronics and Circuitry
`
`Dr. Martens has over 25 years of experience specifying, designing, constructing, and analyzing
`digital and analog electronic circuits for a variety of applications including sensing, control,
`battery charging, radio control, electromechanical interfacing, and embedded systems. Many of
`the projects listed above include electronics and circuitry evaluation. An additional
`representative sampling of projects related to electronic circuits is listed below.
`
`
` Analog and digital interface circuitry for personal computer: designed and constructed
`specialized input/output interfacing circuitry to provide full optical isolation.
` Battery charging circuitry: designed, constructed, reviewed, and analyzed battery
`charging and battery-powered circuits for various battery chemistries and applications.
` Burn hazard analysis: analyzed various devices for potential to cause burns.
` Car audio equalizer system: designed and constructed a multi-band equalizer system for
`audio application.
` Custom LED-based encoder for mobile robot actuators: designed and constructed a
`custom encoder system for articulating mobile robot.
` dSPACE interface electronics: designed and constructed isolation and interface circuitry
`for automotive instrumentation.
` Failure Mode and Effects Analysis: employed FMEA and other techniques to evaluate
`the reliability of various circuits and systems.
` Fan clutch speed monitoring circuitry: designed and constructed an optical counting and
`speed detection system for measuring speed of fan clutches in test system.
` Home security system: designed and constructed a web-enabled security system for
`monitoring and controlling sprinkler system, lights, garage door, and security.
`Industry Standard Architecture (ISA)-based Analog-to-Digital, Digital-to-Analog, and
`Digital Input/Output data acquisition and control board: designed and constructed a
`multi-channel input/output data acquisition and control board.
`Interface circuitry for radio control car to Versa Module Europa (VME)-based
`multiprocessor system: designed and constructed circuitry to interface input/output
`boards to radio control system.
` Medical devices: analyzed various battery-operated medical devices for potential single-
`point failures that could create potential ignition sources during ethylene oxide
`sterilization.
` Optical sound transmission: designed and constructed a transmitter and receiver system
`for transmitting sound using light.
` Portable VME-based multiprocessor system and power electronics for autonomous
`mobile robot: retrofitted a teleoperated mobile robot with multi-processor-based system.
` Power electronics and electromechanical device interfaces to control audio equipment
`using personal computer: designed and constructed an electromechanical interfaces to
`control audio equipment using computer control.
` Printed Circuit Board (PCB) Failure: evaluated and tested printed circuit boards and
`components for failure for a variety of applications.
` Radar detection circuitry: designed and constructed a radar detection system for
`automotive application.
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` Radio control transmitter/receiver link w/ DTMF (Dual-Tone Multi-Frequency)
`transmission: designed and constructed radio control transmitter and receiver system to
`interface to computer.
` Real-Time Damping module performance test stand: designed and constructed a
`customizable, multi-channel control and data logging system to test various generations
`of RTD control modules.
` Sixteen-channel, computer-controller nichrome heater system: designed and constructed
`a power amplifier/driver for computer-controlled heating system.
` Wave generator: designed and constructed a custom multi-frequency sine-wave
`generator and special timing circuitry for MTS test equipment.
` Wiper delay circuitry for automobile: designed and constructed an adjustable automotive
`wiper delay system.
`
`
`Professional Affiliations
`
`
` The Institute of Electrical and Electronic Engineers—IEEE (senior member)
` The International Society of Automation—ISA (member)
` The American Society of Mechanical Engineers—ASME (member)
` The National Association of Fire Investigators—NAFI (member)
` Principal Member: Technical Committee on Single Burner Boilers, NFPA 85 Boiler and
`Combustion Systems Hazards Code, National Fire Protection Association, effective
`August 2015
` The Society of Automotive Engineers International—SAE (member)
`
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