Hyperecho PROPELLER‐MRI: Application to rapid high‐resolution motion‐insensitive T2‐weighted black‐blood imaging of the carotid arterial vessel wall and plaque
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Magnetic Resonance Imaging"
DOI: 10.1002/jmri.25377
Abstract: To demonstrate the usefulness of hyperecho and PROPELLER (HEP) for carotid arterial vessel wall imaging by using a quantitative comparison with conventional methods. PROPELLER is a motion‐insensitive turbo spin‐echo (TSE) sequence and has recently been… read more here.
Keywords: carotid arterial; vessel wall; propeller; motion insensitive ... See more keywords
Bipedicled dorsal intercostal artery propeller flaps for reconstruction of extensive cervicothoracic midline defects
Sign Up to like & getrecommendations! Published in 2020 at "Microsurgery"
DOI: 10.1002/micr.30595
Abstract: Propeller flaps have been reported to cover cervicothoracic midline defects with lower donor site morbidity compared to muscle flaps. When these defects are extensive, we propose a propeller flap technique that we have named dorsal… read more here.
Keywords: dorsal intercostal; cervicothoracic midline; propeller; midline defects ... See more keywords
Multi-criteria optimization of an aircraft propeller considering manufacturing
Sign Up to like & getrecommendations! Published in 2017 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-016-1541-z
Abstract: Carbon-fiber-reinforced polymers are gaining ground; high mass-specific stiffness and strength properties in fiber direction are commonly identified as reasons. Nonetheless, there are great challenges unleashing the entire light-weight potential. For instance, the multitude of parameters… read more here.
Keywords: multi criteria; considering manufacturing; propeller; optimization ... See more keywords
Revised PROPELLER for T2-weighted imaging of the prostate at 3 Tesla: impact on lesion detection and PI-RADS classification
Sign Up to like & getrecommendations! Published in 2017 at "European Radiology"
DOI: 10.1007/s00330-017-4949-y
Abstract: PurposeTo evaluate revised PROPELLER (RevPROP) for T2-weighted imaging (T2WI) of the prostate as a substitute for turbo spin echo (TSE).Materials and methodsThree-Tesla MR images of 50 patients with 55 cancer-suspicious lesions were prospectively evaluated. Findings… read more here.
Keywords: prostate; revised propeller; weighted imaging; propeller ... See more keywords
Numerical Study on Flow Around Modern Ship Hulls with Rudder-Propeller Interactions
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-019-00113-6
Abstract: Reducing the fuel consumption of ships presents both economic and environmental gains. Although in the past decades, extensive studies were carried out on the flow around ship hull, it is still difficult to calculate the… read more here.
Keywords: hull; ship; propeller; around modern ... See more keywords
Marine propeller parametric optimisation and matching to electric motor
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1615-0
Abstract: There is still room to establish a methodology to optimise marine propellers, considering design requirements of the vessel, and match it to an electric motor. The method proposed herein consists in an optimisation whose objective… read more here.
Keywords: propeller; motor; propeller parametric; marine propeller ... See more keywords
Effects of the airfoil section, the chord and pitch distributions on the aerodynamic performance of the propeller
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1618-x
Abstract: The main objectives of this study are to investigate parametrically the possible use of alternative airfoils (Joukowski and Göttingen) for propellers and to assess the effects of varying the chord and pitch angle distributions as… read more here.
Keywords: propeller; region; performance; pitch ... See more keywords
A CFD study on the correlation between the skew angle and blade number of hydrodynamic performance of a submarine propeller
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1822-8
Abstract: In the present study, the correlation between skew angle and blade number on the hydrodynamic performance of a submarine propeller is numerically investigated using computational fluid dynamics. For this purpose, three different blade numbers (3,… read more here.
Keywords: number hydrodynamic; skew angle; blade number; propeller ... See more keywords
URANS simulations for a free-running container ship: Part 1. Turning-circle
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Hydrodynamics"
DOI: 10.1007/s42241-021-0052-6
Abstract: The incompressible unsteady Reynolds-averaged Navier-Stokes (URANS) simulations are performed for a free-running container ship in maneuvering conditions: the starboard and portside turning circle simulations with 35° rudder deflection. The validation variables include trajectory, motions, and… read more here.
Keywords: container ship; propeller; free running; urans simulations ... See more keywords
Analytical model for coupled torsional-longitudinal vibrations of marine propeller shafting system considering blade characteristics
Sign Up to like & getrecommendations! Published in 2021 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2021.01.042
Abstract: Abstract As an attempt to investigate the torsional-longitudinal vibrations of marine propeller shafting systems, this paper develops an integrated mathematical formulation to consider different aspects of the problem as clearly as possible. The previous works… read more here.
Keywords: propeller; propeller shafting; vibrations marine; torsional longitudinal ... See more keywords
Design optimisation of Propeller Boss Cap Fins for enhanced propeller performance
Sign Up to like & getrecommendations! Published in 2017 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2016.12.006
Abstract: Economic pressures and regulatory requirements have brought about a great interest in improving ship propulsion efficiency. This can be exercised by installing Energy Saving Devices (ESD) such as Propeller Boss Cap Fins (PBCF). This paper… read more here.
Keywords: design optimisation; propeller; boss cap; cap fins ... See more keywords