SNU Planetary Gearbox Dataset

=============================================================================SNU Planetary Gearbox Dataset=============================================================================<br>1. Dataset Overview- Title: SNU Planetary Gearbox Dataset- Description: Vibration and encoder data for gearbox fault diagnosis.- Total Configurations: 14 test settings covering multiple speed profiles, fault types, and severities.<br>2. Experimental Specifications- Sampling Rate: 25,600 Hz.- Recording Duration: Approx. 100 minutes per configuration.- Speed Modes: Stationary (approx. 1570 rpm), Non-stationary (sinusoidal approx. 530-1570 rpm, 20s period).- Hardware: 2kW testbed, 601A02 accelerometer (unit: g), 60-tooth encoder.- Gear Teeth: Sun (31), Planet (31x3), Ring (95).<br>3. Fault Modes and Severities- Normal: Baseline healthy condition.- Planet-ring fault: 0.75 mm, 1.00 mm, 1.25 mm.- Planet-sun fault: 0.75 mm.- Sun fault: 0.50 mm, 0.75 mm.<br>4. Data Structure and Format- Format: Tab-delimited .txt files (single-column vector, no headers).- Hierarchy: [Fault Type] / [Severity Level] / [Operating Mode] /.- Vib.txt: Raw vibration signals.- Encoder.txt: Raw pulse signals.5. Matlab codes (with 5m long data samples)<br>- z_resampling: performs angular resampling on the vibration data<br>- func_res_dif: computes the residual and difference signals from the time synchronous averaged (TSA) signals- func_HDmap: visualizes the Health Data (HD) map for planetary gearbox toothwise fault identification6. Terms of Use- Data Citation: Citation information will be updated upon journal publication.<br>- Code Citation: Ha, Jong M., et al. "Toothwise fault identification for a planetary gearbox based on a health data map." <i>IEEE Transactions on Industrial Electronics</i> 65.7 (2017): 5903-5912.