www.impact-tek.com 2008, Impact Technologies, LLC All Rights
Reserved 1 Impact Technologies, LLC Some Recent Developments Carl
Byington, P.E. Principal and Director of Systems Engineering Impact
Technologies, LLC [email protected] 585-627-1926
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 2 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
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 3 Some new stuff we have been working on.
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 4 Integrated Vehicle Health Monitoring
Solutions
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 5 Drive train Main gearbox Tailrotor gearbox
Engine Vibration Engine Performance Electromechanical Actuators
Rotor Balancing Demonstration of Generation 1 IVHM system
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 6 Web-Enabled Fleet Access Concept
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 7 Potential applications General Atomics MQ-1C
Sky Warrior MQ-1 Predator MQ-9 Reaper Unmanned doesnt mean just
aerial vehicles! Northrop Grumman RQ-8 Fire Scout RQ-4 Global Hawk
Lockheed Martin MULE Navy SPAWAR Spartan Scout
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 8 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 ImpactEnergy Bearing Module GearMod Gear
Module GearMod Shaft Shaft Module Firstcheck Sensor Module
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 9 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
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 10 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
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 11 Advancing Non-destructive Inspection for
Composites Disbond Repair F-15 Stabilator Section
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 12 mLIFE Rocket Motor Life Prediction
Software
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 13 Wireless Monitoring on Landing Systems
Integration of multiple sensing and wireless transmission to remote
processing display
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 14 Helicopter Component Prognostics Improvement
Program Raw data Data- driven CIs Fusion Physics-of- failure
mechanisms Model- based CIs Damage progression mechanisms
Diagnostics: current health state Prognostics: future health state
Usage / operating conditions Experience (FMECA, RCM)
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 15 Improving Strain Gauge Calibration Factor
Assessment Replace time consuming static loading or special flight
tests to calibrate strain sensors. Static Load Test
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 16 Force and Strain Measurements for Input
Excitation and Structural Response 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 Data Acquisition using NI equipment
& LabVIEW Strain Gage Shaker Load Cell
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 17 Concept Verification Tests Periodic
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
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 18 NASA NRA EMA Test Stand and Software
Package
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 19 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
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 20 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 IDd from PHM Design analysis Motor
bearing wear/lubrication degradation (friction increases) Motor
winding short Position sensor fault
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2008, Impact Technologies, LLC All Rights Reserved
www.impact-tek.com 21 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