نتایج جستجو برای: blade element momentum theory bem

تعداد نتایج: 1028632  

2017
Jie Zhu Xin Cai Rongrong Gu Frede Blaabjerg

A procedure based on MATLAB combined with ANSYS is presented and utilized for the multi-objective aerodynamic and structural optimization of horizontal-axis wind turbine (HAWT) blades. In order to minimize the cost of energy (COE) and improve the overall performance of the blades, materials of carbon fiber reinforced plastic (CFRP) combined with glass fiber reinforced plastic (GFRP) are applied...

Journal: :Siam Journal on Applied Mathematics 2021

Related DatabasesWeb of Science You must be logged in with an active subscription to view this.Article DataHistorySubmitted: 1 May 2020Accepted: 30 August 2021Published online: 07 December 2021Keywordsturbine design, blade element momentum theory, computational fluid dynamics, geometry modeling, wind turbine aerodynamics, fluid-structure interactionAMS Subject Headings76G25, 76M99, 65Z05Publica...

Ahmad Sedaghat, Mahdi Moghimi Zand Mojtaba Mirhosseini,

This paper presents the aerodynamic design and economical evaluation of a 200 kW site specific wind turbine for the province of Semnan in Iran. By designing site specific wind turbines, the cost of energy which is calculated out of the annual energy production and also the cost of manufacturing the rotor are minimized. The aerodynamic design is based on the well-known blade element momentum...

Journal: :Wind Energy 2022

This article proposes an efficient correction model that enables the extension of blade element momentum method (BEM) for swept blades. Standard BEM algorithms, assuming a straight in rotor plane, cannot account changes induction system introduced by sweep. The proposed corrects axial regarding two aspects: azimuthal displacement trailed vorticity and curved bound vortex on itself. extended alg...

2017
Georg R. Pirrung Taeseong Kim

This paper briefly describes the implementation of a coupled near and far wake model for wind turbine rotor induction in the aeroelastic code HAWC2 and its application for flutter analysis of the NREL 5 MW wind turbine. The model consists of a far wake part based on Blade Element Momentum (BEM) theory, which is coupled with Beddoes’ near wake model for trailed vorticity. The first part of this ...

Journal: :Nucleation and Atmospheric Aerosols 2023

In this research paper, the aerodynamic performance of blade horizontal axis wind turbine has been investigated numerically based on Blade Element Momentum (BEM) method. The in analysis is divided into several computational elements, where assumed no interaction between elements. primary objective to analyze under certain initial and boundary conditions. addition investigate effect geometrical ...

ژورنال: مهندسی دریا 2017

Hydrodynamic analysis of the marine propulsors with complex geometry such as podded drive systems, ducted propellers, and waterjet systems are more complicated than conventional propeller systems. This fact has caused the usage and development of numerical methods and techniques. The hybrid method to couple the Blade Element Momentum Theory (BEMT) with Reynolds-Averaged Navier Stokes method (RA...

2016
B. Dose H. Rahimi I. Herráez B. Stoevesandt J. Peinke

This work is aimed at investigating the aero-elastic behavior of a wind turbine blade subjected to strong wind speeds during standstill. This type of investigation still remains a challenge for most wind turbine simulation codes. For this purpose, a new developed high fidelity framework for fluid-structure coupled computations of wind turbines is presented and numerical simulations are conducte...

Journal: :energy equipment and systems 2014
ahmad sedaghat mojtaba mirhosseini mahdi moghimi zand

this paper presents the aerodynamic design and economical evaluation of a 200 kw site specific wind turbine for the province of semnan in iran. by designing site specific wind turbines, the cost of energy which is calculated out of the annual energy production and also the cost of manufacturing the rotor are minimized. the aerodynamic design is based on the well-known blade element momentum the...

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