Upload
oistin
View
23
Download
2
Tags:
Embed Size (px)
DESCRIPTION
Impact Technologies, LLC Some Recent Developments. Carl Byington, P.E. Principal and Director of Systems Engineering Impact Technologies, LLC [email protected] 585-627-1926. What We Do. - PowerPoint PPT Presentation
Citation preview
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, [email protected]
585-627-1926
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 2
What We DoDevelop 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
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 3
Some new stuff we have been working on….
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 4
Integrated Vehicle Health Monitoring Solutions
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 5
Drive trainMain gearbox
Tailrotor gearbox
Engine Vibration
Engine Performance
Electromechanical Actuators
Rotor Balancing
Demonstration of Generation 1 IVHM system
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 6
Web-Enabled Fleet Access Concept
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 7
Potential applications
General AtomicsMQ-1C Sky Warrior
MQ-1 Predator
MQ-9 Reaper
Unmanned doesn’t mean just aerial vehicles!
Northrop GrummanRQ-8 Fire Scout
RQ-4 Global Hawk
Lockheed MartinMULE
Navy SPAWARSpartan Scout
© 2008, Impact Technologies, LLC – All Rights Reservedwww.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
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 9
In-line Lubricant Quality Interrogation Using Smart Oil Sensor™
Multisensor fluid quality monitorBroadband Impedance Spectroscopy, RH, Temperature measurements
Uses patented broadband measurement technique
Measure more fluid parameters => trend more fluid contaminantsMuch faster than traditional EIS measurementsUS Patent Number 7,239,155
Onboard processingImpedance and feature calculationsDiagnostic and prognostic algorithms
CAN, RS232, and other communications interfacesAdapting a version for aircraft applications
© 2008, Impact Technologies, LLC – All Rights Reservedwww.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
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 11
Advancing Non-destructive Inspection for Composites
Disbond
Repair
F-15 Stabilator Section
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 12
mLIFE™ – Rocket Motor Life Prediction Software
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 13
Wireless Monitoring on Landing Systems
Integration of multiple sensing and wireless transmission to remote processing display
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 14
Helicopter Component Prognostics Improvement Program
δ1
P’
Time Present MTTF PredictionX%
Confid.
Pf
X% Precision
Hazard Lines
Hazard Lines
1.0
Raw data
Data-drivenCI’s
Fusion
Physics-of-failure
mechanisms
Model-basedCI’s
Damage progression mechanisms
Diagnostics:current health
state
Prognostics:future health
state
Usage /operating conditions
0 0.5 1 1.5 2 2.5 3 3.5
x 104
-1
0
1x 10
4 Simulated Vibration Signal
0 0.5 1 1.5 2 2.5 3 3.5
x 104
-5
0
5x 10
4 TSA of Vibration
200 300 400 500 600 700 800 9000
2
4
6
8x 10
7 FFT of TSA
1100 1110 1120 1130 1140 1150 1160 1170 11800
1
2
3x 10
7 Close-up view of Fifth Mesh Harmonic
0 0.5 1 1.5 2 2.5 3 3.5
x 104
-1
0
1x 10
4 Simulated Vibration Signal
0 0.5 1 1.5 2 2.5 3 3.5
x 104
-5
0
5x 10
4 TSA of Vibration
200 300 400 500 600 700 800 9000
2
4
6
8x 10
7 FFT of TSA
1100 1110 1120 1130 1140 1150 1160 1170 11800
1
2
3x 10
7 Close-up view of Fifth Mesh HarmonicComponents
Sensors
VMEP/HUMS
Experience(FMECA,
RCM)
Front bearing w/debris
© 2008, Impact Technologies, LLC – All Rights Reservedwww.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
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 16
Force and Strain Measurementsfor Input Excitation and Structural Response
Strain GagesBonded-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 Cellattached to a shaker or integrated to an impact hammer
Data Acquisition using NI equipment & LabVIEW
Strain Gage
ShakerLoad Cell
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 17
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
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 18
NASA NRA EMA Test Stand and Software Package
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 19
Virtual Test Environment (VTE)
Consists of components that enable actuator testing
ControllerDriveLoading MechanismSensorsUser Interface
Dynamically links test and load EMAsStandardized controller, drive, & sensors blocks
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 20
Initial PHM Results Preliminary fault assessment routines have been developedImplements reduced order (static) actuator model and automated optimization routine to obtain model parameters that minimize errorFull, dynamic model used to simulate ‘actual’ system responseVirtual Test Environment used to simulate 3 EMA faults ID’d from PHM Design analysis
Motor bearing wear/lubrication degradation (friction increases)Motor winding shortPosition sensor fault
© 2008, Impact Technologies, LLC – All Rights Reservedwww.impact-tek.com 21
3 days of intensive PHM experiences at annual workshop in Miami, FLAttended by government and industry; developers and end users Training and networking opportunity