Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Patrick Fitzsimmons"'
Publikováno v:
Journal of Marine Science and Engineering, Vol 8, Iss 3, p 158 (2020)
This study aims to demonstrate the merits of pressure-relieving holes at the tip region of propellers, which is introduced as “PressurePoresTM” technology as a retrofit on marine propellers to mitigate tip vortex cavitation noise for a quieter pr
Externí odkaz:
https://doaj.org/article/46bbe857262744a4833024d287b377bf
Publikováno v:
Ships and Offshore Structures. 16:93-105
This study focuses on the prediction of the hydrodynamic and hydroacoustic performance of a cavitating marine propeller in open water condition using Reynolds-averaged Navier-Stokes (RANS) and Detached Eddy Simulation (DES) solvers. The effectiveness
Publikováno v:
Journal of Fluid Mechanics. 878:292-305
This paper presents a numerical performance evaluation of the leading edge tubercles hydrofoil with particular focus on fully turbulent flow regime. Efforts were focused on the setting up of an appropriate numerical approach required for an in-depth
Autor:
Mehmet Atlar, Naz Yilmaz, Patrick Fitzsimmons, Noriyuki Sasaki, Batuhan Aktas, Giorgio Tani, Savas Sezen
This paper presents the preliminary results of a numerical study for noise prediction of a benchmark propeller in open water/uniform flow conditions. The experimental benchmark test data for the research vessel, “The Princess Royal”, were used fo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40caf93da6d21ae892ec74a755321266
https://strathprints.strath.ac.uk/73990/1/Sezen_etal_OE_2020_Numerical_cavitation_noise_prediction_of_a_benchmark_research.pdf
https://strathprints.strath.ac.uk/73990/1/Sezen_etal_OE_2020_Numerical_cavitation_noise_prediction_of_a_benchmark_research.pdf
Existing recommended practices in the literature do not provide clear and concise guidance for the selection of the most suitable numerical modelling strategy for investigating the boundary layer around a ship at full scale. For example, the Internat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::018a507b5e37fe4742c7d5000d437b1c
https://engrxiv.org/b86my
https://engrxiv.org/b86my
This paper presents the investigation of propeller-rudder-hull interaction by using Computational Fluid Dynamics (CFD), and Experimental Fluid Dynamics (EFD) approaches including the propeller's performance in cavitating conditions, particularly the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::459b9b5af78acce32371ca309d756bdd
https://aperta.ulakbim.gov.tr/record/7377
https://aperta.ulakbim.gov.tr/record/7377
Economic pressures and regulatory obligations have brought about a great interest in improving ship propulsion efficiency. This has motivated and directed research to improve the hydrodynamic performance of a vessel thus seeking the development and g
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5da5abd3f2b277725f2f22a583bffdc3
https://strathprints.strath.ac.uk/66819/1/Maasch_etal_OE_2018_A_generic_wake_analysis_tool_and_its_application.pdf
https://strathprints.strath.ac.uk/66819/1/Maasch_etal_OE_2018_A_generic_wake_analysis_tool_and_its_application.pdf
Underwater noise has attracted significant amount of interest in the last decade because of its potential impact on marine fauna. Commercial shipping is one of the major contributors. Amongst various sources on-board, cavitation dominates the overall
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54631e040cb90e015d6604514aec3369
https://strathprints.strath.ac.uk/66835/1/Aktas_etal_OE_2018_cavitation_induced_noise_by_using_standard_series_propeller_data.pdf
https://strathprints.strath.ac.uk/66835/1/Aktas_etal_OE_2018_cavitation_induced_noise_by_using_standard_series_propeller_data.pdf
Publikováno v:
Ocean Engineering. 218:108022
This article presents a detailed numerical flow assessment of the boundary layer and wake of a full-scale cargo ship. The assessment was conducted using a sophisticated numerical approach that is able to resolve large turbulent scale vortices contain
Publikováno v:
Ocean Engineering. 120:136-151
The effect of shaft inclination can induce important unsteady hydrodynamic phenomenon usually associated with small and high-speed craft. This paper presents systematic cavitation tunnel tests with a 214 mm diameter model propeller of a catamaran res