Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Chungkuk Jin"'
Publikováno v:
한국해양공학회지, Vol 37, Iss 6, Pp 238-246 (2023)
This paper proposes an effective inertia coefficient (EIC) in the Morison equation for better wave-force calculations. The OC4 semi-submersible floating offshore wind turbine (FOWT) platform was considered to test the feasibility. Large diffraction a
Externí odkaz:
https://doaj.org/article/fec2a95224a347c1ab565824e40372e8
Publikováno v:
International Journal of Naval Architecture and Ocean Engineering, Vol 16, Iss , Pp 100603- (2024)
This study proposes riser fatigue monitoring based on digital twin models with a motion sensor attached to the platform and riser. The reference model was a spread-moored Floating Production Storage and Offloading (FPSO) with Steel Lazy-Wave Risers (
Externí odkaz:
https://doaj.org/article/3415d56cb2eb43e79fbd3936854cd8b5
Publikováno v:
Applied Sciences, Vol 14, Iss 5, p 1797 (2024)
This study explores the efficacy of a sacrificial anode cathodic protection (SACP) system with an activated carbon-based conductive mortar in bridge structures. In the previous Part 1 study, various admixtures were compared to identify a conductive m
Externí odkaz:
https://doaj.org/article/eccd699835d64e338f10b7593045275f
Publikováno v:
Journal of Marine Science and Engineering, Vol 11, Iss 12, p 2357 (2023)
This study proposes a mooring design strategy for a submerged floating tunnel (SFT) subject to extreme waves and earthquakes. Several critical design parameters, such as submerged depth and mooring station interval, are taken into account. As a targe
Externí odkaz:
https://doaj.org/article/3d7057a1267e43f2a955288c859924f3
Publikováno v:
International Journal of Naval Architecture and Ocean Engineering, Vol 14, Iss , Pp 100483- (2022)
In this study, a passive Tuned Mass Damper (TMD) is investigated to dampen resonant motions of a Submerged Floating Tunnel (SFT) in waves and earthquakes. TMD is adopted to control resonant lateral motion. A time-domain dynamics simulation model that
Externí odkaz:
https://doaj.org/article/93c6524ef3f248a8a6af1a53d1bb4984
Publikováno v:
Journal of Marine Science and Engineering, Vol 10, Iss 12, p 1994 (2022)
This study suggests a novel riser structural health monitoring methodology based on a dual algorithm (DA). In this method, the displacement tracing algorithm first traces the node displacement and tension up to the last sensor position called the tar
Externí odkaz:
https://doaj.org/article/ad8d05cb0ee948318cffea12792e33fa
Publikováno v:
Applied Sciences, Vol 12, Iss 23, p 12056 (2022)
This experimental study proposes a conductive mortar to increase the efficiency of the sacrificial anode cathodic protection (SACP) system by decreasing resistivity and maintaining it for a long time. The resistivity characteristics of the mortar tha
Externí odkaz:
https://doaj.org/article/9d80fc53a86447d494c2aa60c18f70e4
Publikováno v:
Applied Sciences, Vol 10, Iss 18, p 6591 (2020)
This paper presents a machine learning method for detecting the mooring failures of SFT (submerged floating tunnel) based on DNN (deep neural network). The floater-mooring-coupled hydro-elastic time-domain numerical simulations are conducted under va
Externí odkaz:
https://doaj.org/article/f1779df0015a45e488111238dcc2b08a
Publikováno v:
Applied Sciences, Vol 9, Iss 6, p 1210 (2019)
This paper investigates the sensor-based monitoring feasibility of a bottom-set gillnet through time-domain dynamic simulations for various current and wave conditions and failure scenarios. The dimension and design parameters of the bottom-set gilln
Externí odkaz:
https://doaj.org/article/6029f51a05d9470c866bf750c2be3336
Autor:
Chungkuk Jin, Moo-Hyun Kim
Publikováno v:
Applied Sciences, Vol 8, Iss 12, p 2386 (2018)
Global dynamic analysis of a 700-m-long SFT section considered in the South Sea of Korea is carried out for survival random wave and seismic excitations. To solve the tunnel-mooring coupled hydro-elastic responses, in-house time-domain-simulation com
Externí odkaz:
https://doaj.org/article/96f32d0046364cdc8f17ef8a092ebf02