Results 31 to 40 of about 2,745 (210)
Actuators for smart applications [PDF]
, 2010 Actuator manufacturers are developing promising technologies\ud which meet high requirements in performance, weight and\ud power consumption. Conventionally, actuators are characterized\ud by their displacement and load performance.
Akkerman, Remko +3 more
core +2 more sources
Aerodynamic Enhancement of Vertical-Axis Wind Turbines Using Plain and Serrated Gurney Flaps
Applied Sciences, 2023 In light of the escalating demand for renewable energy sources, vertical-axis wind turbines have emerged as a pivotal technical solution for addressing the challenge of clean energy supply in residential and urban areas.
Liu Chen +3 more
doaj +1 more source
A comparative assessment of vibration control capabilities of a L-shaped Gurney flap [PDF]
, 2016 This work presents the capabilities of a novel L-shaped trailing-edge Gurney flap as a device for vibration reduction. The primary effect of this L-tab is represented by a modification of the reference aerofoil mean line shape through by two counter ...
Bielawa +4 more
core +1 more source
Cogent Engineering, 2023 Since its inception in the early 1970s by Daniel Gurney, the Gurney flaps have proven to be an effective means of enhancing the aerodynamic performance of an airfoil.
Vandan Chinnappa, Srinivas G
doaj +1 more source
Spectral proper orthogonal decomposition [PDF]
, 2015 The identification of coherent structures from experimental or numerical data is an essential task when conducting research in fluid dynamics. This typically involves the construction of an empirical mode base that appropriately captures the dominant ...
Oberleithner, Kilian +2 more
core +2 more sources
Effect of Reynolds Number on Aerodynamics of Airfoil with Gurney Flap
International Journal of Rotating Machinery, 2015 Steady state, two-dimensional computational investigations performed on NACA 0012 airfoil to analyze the effect of variation in Reynolds number on the aerodynamics of the airfoil without and with a Gurney flap of height of 3% chord are presented in this ...
Shubham Jain +2 more
doaj +1 more source
Effects of Gurney Flaps on the Performance of a Horizontal Axis Ocean Current Turbine
Journal of Marine Science and Engineering, 2023 Gurney flaps can enhance the hydrodynamic efficiency of airfoils, and they are currently used in several applications, including racing cars and wind turbines.
Zhaoyong Mao +3 more
doaj +1 more source
Aerodynamic Performance Enhancement of NACA4418 Airfoil Involving Gurney Flap-passive Flow Jet Control:A Computational Fluid Dynamic Analysis [PDF]
Journal of Applied Fluid MechanicsThe objective of the present study is to enhance the aerodynamic performance of the NACA 4418 airfoil equipped with a Gurney flap. To achieve this improvement, a novel technique employs the new pressure distribution caused by the Gurney flap to generate ...
H. Ouchene +3 more
doaj +1 more source
Experimental investigation of a helicopter rotor with Gurney flaps [PDF]
, 2017 The present work describes an experimental activity carried out to investigate the performance of Gurney flaps on a helicopter rotor model in hovering.
Auteri, Franco +4 more
core +1 more source
Study on the impact of Gurney flap parameters on rotor performance improvement
Hangkong gongcheng jinzhanAt present, most of the research on installing Gurney flaps is focused on two-dimensional airfoils. The three-dimensional blade model is established to investigate the influence of different Gurney flap parameters on rotor aerodynamic performance ...
LIU Shaoteng +3 more
doaj +1 more source