Bong-Hwan Koh
Overview
Explore the profile of Bong-Hwan Koh including associated specialties, affiliations and a list of published articles.
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5
Citations
32
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0
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Recent Articles
1.
Yasir M, Koh B
Sensors (Basel)
. 2018 Apr;
18(4).
PMID: 29690526
This paper presents the local mean decomposition (LMD) integrated with multi-scale permutation entropy (MPE), also known as LMD-MPE, to investigate the rolling element bearing (REB) fault diagnosis from measured vibration...
2.
Lee D, Ahn J, Koh B
Sensors (Basel)
. 2017 Nov;
17(11).
PMID: 29143772
This study proposes a fault detection and diagnosis method for bearing systems using ensemble empirical mode decomposition (EEMD) based feature extraction, in conjunction with particle swarm optimization (PSO), principal component...
3.
Choi J, Suhr J, Koh B
J Nanosci Nanotechnol
. 2015 May;
14(10):7477-82.
PMID: 25942812
This comparative study investigates the mechanical properties of polycarbonate in manufacturing conditions of different cooling speed. All experiments were conducted using 0.8 mm thick specimens made of commercial Polycarbonate granule...
4.
Ahn J, Kwak D, Koh B
Sensors (Basel)
. 2014 Sep;
14(8):15022-38.
PMID: 25196008
This paper investigates fault detection of a roller bearing system using a wavelet denoising scheme and proper orthogonal value (POV) of an intrinsic mode function (IMF) covariance matrix. The IMF...
5.
Kwak D, Lee D, Ahn J, Koh B
Sensors (Basel)
. 2013 Dec;
14(1):283-98.
PMID: 24368701
This study presents a fault detection of roller bearings through signal processing and optimization techniques. After the occurrence of scratch-type defects on the inner race of bearings, variations of kurtosis...