应用数学和力学

2013 Vol. 34, No. 10

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Forewords of Special Issue : Progress in Large Wind Turbine Aerodynamics

2013, 34(10): 1-2.

Abstract(2653) PDF(1150)

Abstract:

Status of Large Scale Wind Turbine Technology Development Abroad

LI Ye

2013, 34(10): 1003-1011. doi: 10.3879/j.issn.1000-0887.2013.10.001

Abstract(2213) PDF(2212)

Abstract:
In order to facilitate the domestic large scale (multi-megawatt) wind turbine development in China, the efforts and achievements in the area abroad were reviewed and summarized. Not only the popular horizontal axis wind turbines on-land, but also offshore wind turbines, vertical axis wind turbines, ...

Design and Wind-Tunnel Verification of Large-Size Wind Turbine Airfoils

HAN Zhong-hua, SONG Wen-ping, GAO Yong-wei

2013, 34(10): 1012-1027. doi: 10.3879/j.issn.1000-0887.2013.10.002

Abstract(2666) PDF(2288)

Abstract:
For a family of specially tailored airfoils, the shapes of sections along the span of the blades are the most important elements for design of wind turbine blades. The airfoils with excellent performance can dramatically improve the capability of capturing wind power, reducing structural weight to s...

Independent Research and Development (R & D) Progress in Large-Scale Wind Turbine Blades With Coordinated Aerodynamics, Structure and Loads

XU Yu, LIAO Cai-cai, RONG Xiao-min, WANG Qiang

2013, 34(10): 1028-1039. doi: 10.3879/j.issn.1000-0887.2013.10.003

Abstract(1588) PDF(1349)

Abstract:
According to the three key elements in the blade design process, which were aero-design, structural design and loads prediction, independent R & D progress was summarized and analyzed. In aero-design, the computational fluid aerodynamic (CFD) method, vortex method and the blade element momentum ...

Application of Bamboo-Based Laminates in the Design of Large-Scale Wind Turbine Blades

WANG Long, LI Hui, WANG Tong-guang

2013, 34(10): 1040-1047. doi: 10.3879/j.issn.1000-0887.2013.10.004

Abstract(1602) PDF(1141)

Abstract:
From the viewpoint of material and structure in the design of large-scale wind turbine bamboo-based blades, a series of mechanical property tests and basic characteristics of bamboo-based laminates as the major enhancement materials for blade spars were briefly introduced. Based on these material pe...

Progresses in Application of Computational Fluid Dynamics to Large Scale Wind Turbine Aerodynamics

ZHANG Zhen-yu, ZHAO Ning, ZHONG Wei, WANG Long, XU Bo-feng

2013, 34(10): 1048-1058. doi: 10.3879/j.issn.1000-0887.2013.10.005

Abstract(2287) PDF(1418)

Abstract:
The applications of computational fluid dynamics (CFD) methods in aerodynamic problems for the design of large scale wind turbines were introduced, especially progresses in the aerodynamic analyses of wind turbine profiles, numerical simulation of flow around wind turbines, numerical computation of ...

The Progress in Wind Turbine Wind Tunnel Test Technology and Research Works

XIAO Jing-ping, CHEN Li, WU Jie, DUAN Xue-feng

2013, 34(10): 1059-1072. doi: 10.3879/j.issn.1000-0887.2013.10.006

Abstract(2308) PDF(1448)

Abstract:
Based on the backgroud of UAE phase VI and MEXICO preoject as well as related research works in CARDC, the recent progress in wind turbine measurement technologies such as flow field and pressure distribution and aerodynamic load measurement technology was summarized. Some important research results...

Investigation of Three-Dimensional Effect on Blades of a Wind Turbine Based on Field Experiments

LI De-shun, LI Ren-nian, WANG Xiu-yong, WEI Lie-jiang, LI Yin-ran, QIANG Yan, LIU Zhi-qiang

2013, 34(10): 1073-1082. doi: 10.3879/j.issn.1000-0887.2013.10.007

Abstract(1992) PDF(1192)

Abstract:
Field experiments were performed on a 33 kW horizontal axis wind turbine. The curves of pressure distribution were gathered by 191 pressure sensors disposed span-ward on 7 particular sections of a blade. Then, the 3D numerical simulation of the wind turbine and 2D numerical simulation of the 7 airfo...

Research Status and Trend of Wind Turbine Aerodynamic Noise

LI Xiao-dong, XU Ying-bo, JIANG Min

2013, 34(10): 1083-1090. doi: 10.3879/j.issn.1000-0887.2013.10.008

Abstract(1703) PDF(1342)

Abstract:
The main components of wind turbine aerodynamic noise were introduced firstly. Then a detailed review was addressed about the theoretical prediction, experimental measurement and numerical simulation methods of wind turbine noise, with specific attention to the application aspect. Furthermore, suppr...

Aeroelastic Analysis of Large Horizontal Axis-Wind Turbine Blades

TANG Di, LU Zhi-liang, GUO Tong-qing

2013, 34(10): 1091-1097. doi: 10.3879/j.issn.1000-0887.2013.10.009

Abstract(2184) PDF(2040)

Abstract:
A nonlinear aeroelastic analysis method for large horizontal axis wind turbines was presented. A vortex wake method and a nonlinear finite element method were coupled to realize the approach. The vortex wake method was used to predict the wind turbine aerodynamic loads and the rotor model was built ...

Recent Progress in Wave-Current Loads on Foundation Structure with Piles and Cap

LIU Hua, WANG Ben-long, XUE Lei-ping, HE Yan-ping

2013, 34(10): 1098-1109. doi: 10.3879/j.issn.1000-0887.2013.10.010

Abstract(1779) PDF(1241)

Abstract:
The foundation structure with piles and cap is one of the widely used structures for offshore wind farm construction in shallow water. The experimental studies on hydrodynamic loads acting on the piles and cap under irregular waves and currents were summarized with discussion about the pile group ef...

Offshore Floating Wind Turbines and Related Dynamic Problems

ZHU Ren-chuan, MIAO Guo-ping, FAN Ju, LIU Hua

2013, 34(10): 1110-1118. doi: 10.3879/j.issn.1000-0887.2013.10.011

Abstract(2192) PDF(2514)

Abstract:
As one kind of green energy, ocean wind power is plentiful in deep sea, and more and more offshore wind power plants are being on to be constructed in the sea water of depths over one hundred meters. While the offshore floating wind turbine system was working, the wind turbine, floating foundation a...