Bearing Outer

machine-vibration · 37 views
machine-vibrationperiodic

What It Is

CWRU bearing vibration, outer-race fault. Drive-end accelerometer at 48 kHz; cleaner impulse train than inner-race because the defect is stationary in the load zone.

Interpretation

Standard analysis sees: anti-persistent; red spectrum (low-frequency / 1-over-f power). The atlas finds no named structure, but the source is distinctively extreme on Septagonal (Danzer):z_primary (+3.8z) — beyond what the standard bank predicts for it. It sits beside Bearing Inner in the atlas (standard-bank rank 22) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.64
asymmetry0.55
occupancy0.54
short-range corr0.66
long-range memory0.12
spectral colour0.04
periodicity0.49
complexity0.29
time-irreversibility0.65
volatility clustering0.64
multifractality0.57
dimensionality0.71
nonstationarity0.62
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
Septagonal (Danzer):z_primary+3.8zbank-miss 1.8σ
AutoRegressive:ar_coef_2-3.6zbank-miss 1.1σ
Continued Fraction:log_khintchine_mean+3.1zbank-miss 2.1σ

Composition

dtypefloat64
range[-0.5067, 0.5226]
unique values3098 / 16384
mean ± std0.00898 ± 0.139

Render Gallery

Atlas Position

Nearest neighborDistance
Bearing Ball2.81
LIGO H1 Whitened (GW150914)3.01cross-origin
Bearing Inner3.03

Open in Atlas →

Which Geometries Light Up

Catch24 › Catch24:SC_FluctAnal_2_dfa_50_1_2_logi_prop_r1rank 303/3060.1200
Septagonal (Danzer) › Septagonal (Danzer):z_primaryrank 1/3060.3781
Septagonal (Danzer) › Septagonal (Danzer):cubic_coherencerank 5/3060.2218
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