210 likes | 356 Views
Impact Technologies, LLC Some Recent Developments. Carl Byington, P.E. Principal and Director of Systems Engineering Impact Technologies, LLC carl.byington@impact-tek.com 585-627-1926. What We Do.
E N D
Impact Technologies, LLC Some Recent Developments Carl Byington, P.E. Principal and Director of Systems Engineering Impact Technologies, LLC carl.byington@impact-tek.com 585-627-1926
What We Do Develop and field sensors, systems, and software that monitor, detect, isolate, predict, adapt control, and plan Provide services to our customer to reduce risk, increase safety, improve readiness, and minimize ownership costs
Demonstration of Generation 1 IVHM system • Drive train • Main gearbox • Tailrotor gearbox • Engine Vibration • Engine Performance • Electromechanical Actuators • Rotor Balancing
Navy SPAWAR • Spartan Scout Potential applications Unmanned doesn’t mean just aerial vehicles! • General Atomics • MQ-1C Sky Warrior • MQ-1 Predator • MQ-9 Reaper • Northrop Grumman • RQ-8 Fire Scout • RQ-4 Global Hawk • Lockheed Martin • MULE
GearMod™ Shaft ImpactEnergy™ GearMod™ Shaft Module Bearing Module Gear Module Firstcheck™ Sensor Module Vibration-Based PHM Solutions • Extensive Successful Field Application Experience • Aircraft Engine OEM Test Cell • Engine OEM Onboard PHM • Bearing and Power Transmission Component OEM • Navy and Army Helicopter Platforms • Various DoD and Industrial Applications
In-line Lubricant Quality Interrogation Using Smart Oil Sensor™ • Multisensor fluid quality monitor • Broadband Impedance Spectroscopy, RH, Temperature measurements • Uses patented broadband measurement technique • Measure more fluid parameters => trend more fluid contaminants • Much faster than traditional EIS measurements • US Patent Number 7,239,155 • Onboard processing • Impedance and feature calculations • Diagnostic and prognostic algorithms • CAN, RS232, and other communications interfaces • Adapting a version for aircraft applications
Structural Corrosion PHM Leverage sensing and embedded systems expertise to create an ultra-low power sensing device for use in detecting corrosive environments • Features • Real-time, In-situ Corrosivity Monitor • Multi-Sensor Design • Low Power • Miniature, Light Weight • Embedded Processing • Wired / Wireless Communication
Advancing Non-destructive Inspection for Composites Repair Disbond F-15 Stabilator Section
Wireless Monitoring on Landing Systems Integration of multiple sensing and wireless transmission to remote processing display
Helicopter Component Prognostics Improvement Program VMEP/ HUMS Raw data Physics-of-failuremechanisms Sensors Components Data-drivenCI’s Model-basedCI’s Experience (FMECA, RCM) Front bearing w/debris Fusion Diagnostics:current health state Usage / operating conditions Damage progression mechanisms Prognostics:future health state
Improving Strain Gauge Calibration Factor Assessment Replace time consuming static loading or special flight tests to calibrate strain sensors. Static Load Test
Force and Strain Measurementsfor Input Excitation and Structural Response Strain Gage • Strain Gages • Bonded-foil resistance strain gages: small wire or foil grid on a thin polymer substrate • Piezoresistive (semiconductor) bonded to structure or deposited as a thin-film • Load Cell • attached to a shaker or integrated to an impact hammer Load Cell Shaker • Data Acquisition using NI equipment & LabVIEW
Concept Verification TestsPeriodic Excitation Test • Tabulate excitation frequency, input force, strain output, CF, and deviation of CF (test mode 1 configuration and periodic excitation on location 1) Average = 1.062 compare to 1.07 for Static
Virtual Test Environment (VTE) • Consists of components that enable actuator testing • Controller • Drive • Loading Mechanism • Sensors • User Interface • Dynamically links test and load EMAs • Standardized controller, drive, & sensors blocks
Initial PHM Results • Preliminary fault assessment routines have been developed • Implements reduced order (static) actuator model and automated optimization routine to obtain model parameters that minimize error • Full, dynamic model used to simulate ‘actual’ system response • Virtual Test Environment used to simulate 3 EMA faults ID’d from PHM Design analysis • Motor bearing wear/lubrication degradation (friction increases) • Motor winding short • Position sensor fault
3 days of intensive PHM experiences at annual workshop in Miami, FL • Attended by government and industry; developers and end users • Training and networking opportunity