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Showing papers in "Journal of Wind Engineering and Industrial Aerodynamics in 2016"


Journal ArticleDOI
TL;DR: In this article, an FSI model for wind turbine blades at full scale is established, where aerodynamic loads are calculated using a CFD (computational fluid dynamics) model implemented in ANSYS FLUENT, and the blade structural responses are determined using a FEA (finite element analysis) model.

122 citations


Journal ArticleDOI
TL;DR: In this article, the effect of crosswind on the train's slipstream significantly increased the likelihood of a person becoming unsteadied while standing on the leeward side of the train.

77 citations


Journal ArticleDOI
TL;DR: In this paper, a detailed experimental analysis of flow and dispersion by cross-ventilation in five generic isolated single-zone buildings with different opening positions is presented and time histories of the instantaneous concentration in the building are provided.

75 citations


Journal ArticleDOI
TL;DR: In this article, the authors proposed a Partial Turbulence Simulation (PTS) method to estimate the contribution of both the high and low frequency turbulence on the wind loads on structures by using the probability of load from each of the two processes, with one part coming from the wind tunnel data representing the high frequency component and the remainder from the assumed probability distribution of the missing low frequency component.

74 citations


Journal ArticleDOI
TL;DR: In this article, the authors used a 1/11 scaled model of the wind engineering, energy and environment (WindEEE) Dome to investigate the flow dynamics for a wide range of swirl ratios.

73 citations


Journal ArticleDOI
TL;DR: In this paper, the results of the data at the Sutong Bridge in the tropical storm reaffirm results from earlier studies and emphasize the need to incorporate non-stationary features of winds in the analysis and design of bridges from aerodynamic view point.

72 citations


Journal ArticleDOI
TL;DR: In this article, an experimental method is presented for a deeper understanding of unsteady rotor aerodynamics under turbulent flow operating conditions, and a systematic analysis of torque and power coefficients, including their variations at uniform flow, is also presented to predict the power performance.

71 citations


Journal ArticleDOI
TL;DR: In this paper, the influence of the Reynolds number on the aerodynamic force and pressure of a train was investigated experimentally at yaw angles of 0° and 15°, and the results showed that the lift coefficient increased with an increase in Reynolds number at a yaw angle of 15°.

71 citations


Journal ArticleDOI
TL;DR: In this paper, the authors explore the improvement of aerodynamic characteristics of wind turbine airfoils under stall conditions through passive boundary layer control using slots, and show that the control system improves aerodynamic performance only over a specific range of angles of attack.

69 citations


Journal ArticleDOI
Xuanyi Zhou1, Luyang Kang1, Ming Gu1, Liwei Qiu1, Jinhai Hu1 
TL;DR: In this article, a quasi-steady method is proposed to simulate redistribution of snow on roofs, where the boundary of snowpack is updated based on the calculated results of change rate of snow depth in the previous phase.

66 citations


Journal ArticleDOI
TL;DR: In this paper, the authors investigated the aerodynamic performance of two different types of horizontal-axis wind turbine (HAWT) blades, a typical type designed by the blade element momentum theory (BEMT), and a non-twisted type with constant chord length.

Journal ArticleDOI
TL;DR: In this article, the effect of the relative motion between train and infrastructure is investigated in order to analyze the differences which occur in wind tunnel experience between static and moving vehicles, and the results support adoption of still model tests on STBR scenario as representative of train aerodynamics.

Journal ArticleDOI
TL;DR: In this article, the authors proposed a scientific, systematic grading of floating wind power equipment system based upon its structure and function, providing with explicit internal relation of system and the precondition of failure modes analysis.

Journal ArticleDOI
TL;DR: In this article, a new methodology of ride comfort analysis is presented for typical vehicles driven on long-span bridges considering realistic traffic and environmental loads such as wind excitations, which is based on the simulation framework developed previously by the writers.

Journal ArticleDOI
TL;DR: In this paper, a preliminary assessment of the potential to reduce outdoor PM concentrations by local removal inside semi-enclosed parking garages is performed by computational fluid dynamics (CFD) based on the 3D steady RANS equations and an Eulerian advection-diffusion equation.

Journal ArticleDOI
TL;DR: In this article, a full-scale composite wind turbine blade is investigated using its 3D model for verification and aerodynamic loading is determined using modified Blade Element Momentum theory and Computational Fluid Dynamics method.

Journal ArticleDOI
TL;DR: In this paper, a series of numerical simulations are conducted at the Reynolds number of 5000 to explore the flow control mechanisms of shape modified circular cylinders, and several aspects, including wake flow properties, the aerodynamic forces, the flow instabilities and span-wise correlations are compared in detail.

Journal ArticleDOI
TL;DR: In this paper, an array of ground mounted solar photovoltaic (PV) panels, immersed in the atmospheric boundary layer (ABL) for open country exposure, is investigated using the unsteady Reynolds-Averaged Navier-Stokes (RANS) approach.

Journal ArticleDOI
TL;DR: In this article, the authors present experiments conducted in a wind tunnel to characterize yaw angle effects on the drag force acting on the Ahmed body with slant angle of 25°.

Journal ArticleDOI
TL;DR: In this paper, the 3D steadystate Reynolds-Averaged Navier-Stokes simulations with the standard k-e model are validated by the wind-tunnel tests.

Journal ArticleDOI
TL;DR: In this paper, large eddy simulation is applied to study the turbulent flow fields over a 3-D hill and a 2-D ridge with smooth ground, and the mean velocities as well as the turbulent fluctuations are computed.

Journal ArticleDOI
TL;DR: In this article, the effects of lateral wind on different type of railway vehicles, comparing the cross wind behaviour on a high speed train and on a modern train used for urban and suburban transportation, were investigated.

Journal ArticleDOI
TL;DR: In this article, a multi-objective optimization of the aerodynamic performance of the CRH2 high-speed train in open air was carried out using Free-Form Deformation (FFD) method.

Journal ArticleDOI
TL;DR: In this article, wind tunnel tests of a down-scaled wind turbine are presented, for which fixed-point turbulence measurements are leveraged to predict the hub vortex instability encountered in the near wake.

Journal ArticleDOI
TL;DR: In this article, a horizontal configuration of a Savonius wind turbine is proposed to be mounted on the upstream edge of a building, in such a way that its low performance is improved by taking advantage of the flow acceleration generated by the edge of the building.

Journal ArticleDOI
TL;DR: In this paper, the authors investigated the vertical wind profiles of tropical cyclones below 5000 meters with marine and rugged exposures based on synchronized measurements from Doppler radar wind profilers and anemometers at three coastal meteorological stations.

Journal ArticleDOI
TL;DR: In this paper, the effects of turbulence intensities and length scales in the incident boundary layer on the mean reattachment lengths and surface mean pressure distributions for low-rise building roofs are investigated.

Journal ArticleDOI
TL;DR: In this article, the effects of deflectors on the aerodynamic drag and near wake of an Ahmed model with a 25° slant angle were experimentally investigated in a closed circuit low speed wind tunnel at a Reynolds number of 8.7×10 5.

Journal ArticleDOI
TL;DR: In this paper, the authors proposed a wind booster for vertical axis wind turbines (VAWTs), which consists of a number of guide vanes mounted around a VAWT.

Journal ArticleDOI
TL;DR: In this article, the authors compare wind tunnel results with field measurement wind data in order to examine the validity of wind tunnel data in providing realistic estimates of urban wind energy potential and assess the probable errors involved.