Research on gearbox temperature field image fault diagnosis method based on transfer learning and deep belief network. [PDF]
Sci Rep, 2023 Lu X, Li P.
europepmc +1 more source
Testing of UH-60A helicopter transmission in NASA Lewis 2240-kW (3000-hp) facility [PDF]
The U.S. Army's UH-60A Black Hawk 2240-kW (3000-hp) class, twin-engine helicopter transmission was tested at the NASA Lewis Research Center. The vibration and efficiency test results will be used to enhance the data base for similar-class helicopters ...
Coe, H. H. +2 more
core +1 more source
Spiral-bevel geometry and gear train precision [PDF]
, 1983 A new aproach to the solution of determination of surface principal curvatures and directions is proposed. Direct relationships between the principal curvatures and directions of the tool surface and those of the principal curvatures and directions of ...
Coy, J. J., Litvin, F. L.
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A compact underactuated gripper with two fingers and a retractable suction cup. [PDF]
Front Robot AI, 2023 Courchesne J +2 more
europepmc +1 more source
Identification and proposed control of helicopter transmission noise at the source [PDF]
Helicopter cabin interiors require noise treatment which is expensive and adds weight. The gears inside the main power transmission are major sources of cabin noise.
Coy, John J. +6 more
core +2 more sources
Gear noise, vibration, and diagnostic studies at NASA Lewis Research Center [PDF]
The NASA Lewis Research Center and the U.S. Army Aviation Systems Command are involved in a joint research program to advance the technology of rotorcraft transmissions.
Coy, John J. +3 more
core +1 more source
Research on Root Strain Response Characteristics of Inner Ring of Planetary Gear Transmission System with Crack Fault. [PDF]
Sensors (Basel), 2022 Chen L, Zhang X, Wang L.
europepmc +1 more source
Research on fault diagnosis method of planetary gearbox based on dynamic simulation and deep transfer learning. [PDF]
Sci Rep, 2022 Song MM +4 more
europepmc +1 more source
Nonlinear Dynamic Response Analysis of a Three-Stage Gear Train Based on Lightweight Calculation for Edge Equipment. [PDF]
Comput Intell Neurosci, 2022 Ren D, Yao Y, Wang H, Qu H, Wang G.
europepmc +1 more source
Sensitivity Analysis of RV Reducer Rotation Error Based on Deep Gaussian Processes. [PDF]
Sensors (Basel), 2023 Jin S, Shang S, Jiang S, Cao M, Wang Y.
europepmc +1 more source