Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Kang-kuen Lee"'
Publikováno v:
Accident; analysis and prevention. 151
For rail transit systems, safety is one of the most important goals that need to be guaranteed. We build a method of railway system safety analysis based on the cusp catastrophe model. This method describes the continuous changing process of railway
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::887fee45823c193ddb059def49fb8006
https://pubmed.ncbi.nlm.nih.gov/33385965
https://pubmed.ncbi.nlm.nih.gov/33385965
Publikováno v:
2018 International Conference on Intelligent Rail Transportation (ICIRT).
This paper depicts an optical fibre sensing network based railway health condition monitoring system that can facilitate predictive maintenance in railways. Machine learning is applied to develop learning models that can be used to detect and identif
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4a6977f58dc788062978caae9654b43b
https://doi.org/10.1109/icirt.2018.8641602
https://doi.org/10.1109/icirt.2018.8641602
Publikováno v:
26th International Conference on Optical Fiber Sensors.
A novel optical accelerometer based on Sagnac loop using high-birefringence polarization-maintaining photonic crystal fiber, was developed to improve the tradeoff between sensitivity and resonant frequency. Resonant frequency beyond 2,300 Hz and sens
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::823bf84261830bbfb5b5ed151fcff014
https://doi.org/10.1364/ofs.2018.the101
https://doi.org/10.1364/ofs.2018.the101
Publikováno v:
Scientific Reports
Scientific Reports, Vol 8, Iss 1, Pp 1-9 (2018)
Scientific Reports, Vol 8, Iss 1, Pp 1-9 (2018)
This paper presents a sensitive and large dynamic range pressure sensor based on a novel birefringence microstructured optical fiber (MOF) deployed in a Sagnac interferometer configuration. The MOF has two large semicircle holes in the cladding and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e101db8ae9a7fab36ffc9d3e484b175d
http://europepmc.org/articles/PMC5758825
http://europepmc.org/articles/PMC5758825
Autor:
Chao Lu, Dinusha Serandi Gunawardena, Lin Htein, Hwa Yaw Tam, Kang-Kuen Lee, Weng-Hong Chung, Zhengyong Liu
Publikováno v:
Optics Express. 27:21597
In this paper, we present a novel accelerometer based on the Sagnac interferometer configuration using a polarization-maintaining photonic crystal fiber (PM-PCF), which has a sensitivity of ~8 pm/G, and a resonant frequency exceeding 2.5 kHz. The pro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::efb03b32aa620038e50cf7ed52f7ba1c
https://doi.org/10.1364/oe.27.021597
https://doi.org/10.1364/oe.27.021597
Publikováno v:
Photonics and Fiber Technology 2016 (ACOFT, BGPP, NP).
A new approach for structural health and conditions monitoring of trains and railway tracks using fibre Bragg grating sensing networks will be described. Track-borne fibre Bragg grating sensing networks are used to monitor moving trains whereas fibre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0c1a1666dd5042afe470ae70dfa40ec1
https://doi.org/10.1364/bgpp.2016.bm4b.4
https://doi.org/10.1364/bgpp.2016.bm4b.4
Autor:
Kang-kuen Lee
Publikováno v:
2015 6th International Conference on Power Electronics Systems and Applications (PESA).
Building on the advancement of power electronics technology there has been an on- going evolution of railway traction equipment, both for the traction drives on board the trains or the traction power supply systems on the track side. This paper descr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0eccad69267ff0ce2291e48b46a77246
https://doi.org/10.1109/pesa.2015.7398960
https://doi.org/10.1109/pesa.2015.7398960
Publikováno v:
Structural Health Monitoring 2015.
Smart Railway System uses smart sensors (FBG, magneto-electric or piezoelectric) to monitor selected parameters of mission critical components of the railway on a real time basis. Through the diagnostic and decision support modules of the system earl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::160e8e6c1dbde19bb1ff8326df287d40
https://doi.org/10.12783/shm2015/260
https://doi.org/10.12783/shm2015/260
Autor:
Kang Kuen Lee
Publikováno v:
Proceedings of the 1st International Workshop on High-Speed and Intercity Railways ISBN: 9783642279621
This paper examines the evolution of the core technologies of Chinese high-speed railway in the context of the three major players worldwide: Japan, France and Germany. Four stages of evolution have been identified: exploration of available technolog
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::834964e90f1fa8815459321dae7efbd5
https://doi.org/10.1007/978-3-642-27963-8_45
https://doi.org/10.1007/978-3-642-27963-8_45
Publikováno v:
Pao Yue-kong Library, Hong Kong Polytechnic University
The paper describes a knowledge-based online consultant which assists system operators with the simulation and control of railway systems which can assist the planning engineer by providing an accurate, easy-to-use, and flexible environment for study
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a52f8acd2a05a25fa8b5a13c5e10306d
https://doi.org/10.1049/ip-b.1993.0021
https://doi.org/10.1049/ip-b.1993.0021