HUMS2023 Data Challenge Result Submission
Team Name: Foresight
Team Members: Eric Bechhoefer
Institutions: GPMS International Inc.
Publishable: Yes
1. Summary of Findings
Table 1 Summary of Analysis Results
#
Detection & Trending Data file name/number Comments
1
Consistent detection on at least one
signal channel; i.e. the fault
indicators remain consistently above
the threshold.
Index 234, file:
Day023_Hunting_SSA_20211214_154940
Sensor: xah{1}
Based on PFA
of 1e-3
Sensor 1,
Figure 3
2
Confirmed detection on at least two
signal channels; i.e. the fault
indicators remain consistently above
the threshold.
index 380, file:
Day025_Hunting_SSA_20220111_131459
Sensor: xah{4}
Based on PFA
of 1e-3
Sensor 4,
Figure 4
3
Clear multi-channel indication of the
characteristic fault features; i.e.
faulty planet gear meshing with both
the ring and sun gears.
index 254, file:
Day024_Hunting_SSA_20211216_104923
Sensor: xah{1},xah{2},xah{4}
Based on PFA
of 1e-3
from 1, 2
and 4,
Figure 6
4
Confirmed trend of fault
progression, i.e. a consistent
increasing trend started from which
file number/name.
index 181, file
Day023_Hunting_SSA_20211214_111640
Based on
dHI/dt > 0.05,
xah{1}
Figure 7
5
Confirmed trend of accelerated fault
progression; i.e. a consistent
exponential increasing trend started
from which file number/name
Index 300, file:
Day024_Hunting_SSA_20211216_13471
dRUL/dt is 0,
RUL is
exponential
Figure 3, 7, 8
2. Analysis Methods
Two CIs, based on Hunting Tooth analysis (HT) TSA were developed. The period at which these two now
damaged teeth mesh is the hunting tooth frequency (HTF),
