2.5
Objectives
............................. 30
3
Current
and
Emerging
Technologies
33
3.1
Introduction............................ 33
3.2
DataValidationandCorrection
................. 34
3.2.1
CorrectionofSpeedVariations. . . . . . . . . . . . . . 35
3.2.2
General
Contextual
Correction
. . . . . . . . . . . . . 36
3.2.3
Epicyclic
Frequency
Separation
. . . . . . . . . . . . . 36
3.3
FeatureExtraction
........................ 37
3.3.1
ConditionIndicators
................... 37
3.3.2
StationarityIndicators
.................. 42
3.3.3
Modeling
......................... 42
5
3.4
Classi.cation
........................... 43
3.4.1
ThresholdTesting..................... 43
3.4.2
Clustering
......................... 45
3.4.3
Feedforward
Networks
and
Fuzzy
Logic
.
.
.
.
.
.
.
.
.
46
3.4.4
Prognosis
......................... 46
3.5
CommercialSolutions....................... 47
3.5.1
IHUMS
.......................... 47
3.5.2
NorthSeaHUMS..................... 47
3.5.3
EuroHUMS
........................ 48
3.5.4
GenHUMS......................... 48
3.5.5
IMDHUMS........................ 48
3.5.6
T-HUMS.......................... 49
3.6
M’ARMSandEuroARMS
.................... 49
3.6.1
AirborneSegment..................... 49
3.6.2
GroundSegment
..................... 50
3.6.3
DecisionFlow
....................... 52
3.6.4
ImprovementPotential
.................. 52
3.7
AxisofResearch
......................... 57
4
Data
Migration
59
4.1
Introduction............................ 59
4.2
AnalysisProcess
......................... 59
4.3
ArchitecturalLayers
....................... 61
4.4
CommonStorage
......................... 62
4.5
DiscrepancyReporting
...................... 63
4.6
Bene.ts
.............................. 64
4.7
Conclusion............................. 65
5
Data
Correction
67
5.1
Introduction............................ 67
5.2
Modeling.............................. 68
5.3
IndicatorCorrection
....................... 69
5.4
SignalCorrection
......................... 72
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：OPTIMIZATION OF FAULT DIAGNOSIS IN HELICOPTER HEALTH AND USA(2)
