LTU Prognostics
Summary
Demonstrated Capabilities:
CBM Is Achievable for Electronic Components
Prognostics Developed Using Existing Buss Data
Fault Isolation Enabled By Bit Mapping
Benefits to the Warfighter:
Enhanced Diagnostics and Troubleshooting
Prediction of Remaining Useful Life (Prognostics)
Reduction of Unscheduled Maintenance
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Proof of Principle Results
Validated Feasibility of Condition Based Maintenance for Aviation
Demonstrated Benefits
– Reduced Maintenance Manhours
– Increased Readiness
– Potential for Savings and Cost Avoidance
Sufficient Enabling Technologies Exist to Begin Implementation
Supporting Processes Can Be Transparent to Soldiers
Prognostics Are Feasible on Both Dynamic Components and
Electronic Components
Identified Four Data Classifications to Enable Prognostics
– Field Normal
– Field Abnormal
– Field Maintenance
– Seeded Fault/Bench Testing
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CBM Enabled Aircraft
KKeennttuucckkyy NNoorrtthhCCaarroolilninaa IIrraaqq KKoorreeaa
FFttCCaammppbbeellll NNaattioionnaallGGuuaarrdd UUSS AArrmmyy UUSS AArrmmyy
116600ththSSOOAARR 88UUHH--6600AA/L/L((PP)) 88 AAHH--6644DD 1155 UUHH--6600AA//LL
1155AAHH--6644AA((PP))
66MMHH--6600KK IIrraaqq
PPAANNaattioionnaall NNaattiioonnaall GGuuaarrdd
TTeennnneesssseeee GGuuaarrdd/E/EAAAATTSS SSoouutthh CCaarroolliinnaa
NNaattioionnaallGGuuaarrdd
11CCHH--4477DD 88 UUHH--6600AA//LL,,
55AAHH--6644AA 33CCHH--4477DD((PP)) 1166 AAHH--6644AA
SSoouutthhCCaarroolilninaa
MMisisssoouurrii NNaattioionnaallGGuuaarrdd IIRRAAQQ//KKuuwwaaiitt
NNaattioionnaallGGuuaarrdd NNaattiioonnaallGGuuaarrdd
22AAHH--6644AA
11AAHH--6644AA KKeennttuucckkyy MMiissssoouurrii
1177AAHH--6644AA((PP)) FFttCCaammppbbeellll 11 UUHH--6600
1122UUHH--6600AA/L/L((PP)) 3300UUHH--6600LL
44AAHH--6644DD
CCaalilfifoorrnniaia AAlalabbaammaa
NNAASSAAAAmmeess NNaattioionnaallGGuuaarrdd
11UUHH--6600TTeesstt 88UUHH--6600AA/L/L
33CCHH--4477DD((PP))
AAirirccrraafftt
AArrizizoonnaa
WWAAAATTSS
55AAHH--6644AA
1155AAHH--6644AA((PP))
AAllaabbaammaa • Over 33 Systems supporting the war
AATTTTCC fighter In IRAQ
11UUHH--6600AA//LL,, 11 AAHH--6644AA,, • Over 40,000 Flight Hours Experience
22 AAHH--6644DD,, 11 CCHH--4477DD
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Testimony From the Field
“I feel more confident in the reliability of my aircraft.”
SFC, AH-64 Maintenance NCO
“CBM is a great tool used to decrease … schedule & unscheduled
maintenance.”
SGM, Ft Rucker, AL
“[Vibration monitoring] provides early warning of pending failure”
CW4, AH-64 Maintenance Test Pilot
“…allows time to order and to select a convenient time for repair
or replace.”
CW5, Maintenance Test Pilot
“…recommend we adopt CBM ASAP.”
CSM, Ft Hood, TX
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Potential Benefit to Warfighters
AH64 Block III Fleet, Conservative Analysis
– 10 Parts
– Reviewed By AMC G-8, DA G-8, and DASA CE
– Readiness +4.9%
– 41,000 Maintenance Manhours (MMHs) Saved
– Equates to an additional AH64 Battalion
UH60 M Model Fleet, Conservative Analysis
– 9 Parts
– Readiness +3.4%
– 26,000 MMHs Saved
Spiral Development of Benefits Analysis
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CBM Implementation Phases
FY 05-07 IOC 2011 FOC 2015
FY 08-15 FOC 2015
PPhhaassee11––CCoonncceeppttDDeevveeloloppmmeenntt
FY 16+
• Proof of Principle
• Develop Data Warehouse PPhhaassee22--ImImpplelemmeennttaattioionn PPhhaassee33--OOppeerraattioionnss
• Develop Prognostics
• Assess Impacts to DOTMLPF • MFAB Fielding • Sustain CBM
• Assure Interoperability With: • Continuous Data Analysis • Continuous Data Analysis
• Refinement of Prognostics • Refine Prognostics
– GCSS-A • Changes to DOTMLPF • DOTMLPF Improvements
– CLOE • Examine New Technologies
– LMP
– PLM+
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Summary
Challenges:
Transition From Proof of Principle to Implementation
Prognostic Algorithm Development
Integrating With the Automation Architecture
(CLOE, LMP, PLM+, GCSS-A)
Digital Source Collectors Fielded on Aircraft
Long-term Commitment to CBM Transformation By
OSD/DA
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