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Civil engineering issues and researches in wind projects

Wang Dongyuan,Wang Sijing

Strategic Study of CAE 2011, Volume 13, Issue 9, Pages 31-37

Abstract:

This paper discusses the fundamental issues for wind energy focusingspeed and forecasting energy output and mapping wind resources., it is important to establish guidelines of civil engineering for wind projects, to develop wind measuringand forecasting technique with proprietary intellectual property rights of China, and to survey windChina and characteristics of wind projects which are beneficial for wind energy development in China

Keywords： wind energy wind project construction wind measurement mapping

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Investigation on the integral output power model of a large-scale wind farm

BAO Nengsheng, MA Xiuqian, NI Weidou

Frontiers in Energy 2007, Volume 1, Issue 1, Pages 67-78 doi: 10.1007/s11708-007-0006-x

Abstract: The integral output power model of a large-scale wind farm is needed when estimating the wind farm sThe actual wind speed power model and calculation method of a wind farm made up of many wind turbinethe multi-effects among the wind turbine units and certain assumptions, the incoming wind flow modelFinally, an actual power output of the wind farm is calculated and analyzed by using the practical measurementwind speed data.

Keywords： power model actual energy large-scale practical measurement

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Numerical investigation and optimal design of fiber Bragg grating based wind pressure sensor

Xiangjie WANG, Danhui DAN, Rong XIAO, Xingfei YAN

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3, Pages 286-292 doi: 10.1007/s11709-017-0415-9

Abstract: A wind pressure sensor based on fiber Bragg grating (FBG) for engineering structure was investigatedWe established a transaction model of wind pressure to strain and proposed a method of temperature compensationanalysis, the basic parameters of the sensor were optimized with the aim of maximum strain under the basic windThe result shows that the wind pressure sensor we proposed is well performed and have good sensing properties

Keywords： wind pressure measurement wind pressure sensor fiber Bragg grating optimal design

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A prototype online database-enabled design framework for wind analysis/design of low-rise buildings

Dae Kun KWON,Ahsan KAREEM,Deepak KUMAR,Yukio TAMURA

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1, Pages 121-130 doi: 10.1007/s11709-015-0329-3

Abstract: cyberbased database-enabled design module for low-rise buildings (DEDM-LR) which provides estimation of the wind-inducedresponses for main wind force resisting frames by making direct use of pressure time histories measured

Keywords： wind loads low-rise building pressure measurement aerodynamics building design structural response building

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Assessment of bridge expansion joints using long-term displacement measurement under changing environmental

Youliang DING, Aiqun LI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 3, Pages 374-380 doi: 10.1007/s11709-011-0122-x

Abstract: This paper addresses the problem of condition assessment of bridge expansion joints using long-term measurementThe effects of temperature, traffic loading and wind on the expansion joint displacements are analyzedtemperature and to decrease with increased traffic loading, while the correlation between displacement and wind

Keywords： structural health monitoring displacement expansion joint temperature effect wind effect traffic loading

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density measurement for plastic injection molding via ultrasonic technology

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0714-2

Abstract: Therefore, in-situ density measurement is of great interest and has significant application valueThis study is the first to propose an in-situ density measurement method using ultrasonic technologyThe proposed method has the advantages of in-situ measurement, non-destructive, high accuracy,

Keywords： ultrasonic measurement melt density in-situ measurement injection molding

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Distribution of background equivalent static wind load on high-rise buildings

Jianguo ZHANG , Ming GU ,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 3, Pages 241-248 doi: 10.1007/s11709-009-0036-z

Abstract: In this paper, the along-wind and cross-wind fluctuating load distributions along the height of high-risebuildings and their correlations are obtained through simultaneous pressure measurements in a wind tunnelGLE) methods, are verified in terms of their accuracy in describing the background equivalent static wind

Keywords： high-rise buildings along-wind cross-wind background equivalent static wind load close formulae

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Review of aeroelasticity for wind turbine: Current status, research focus and future perspectives

Pinting ZHANG, Shuhong HUANG

Frontiers in Energy 2011, Volume 5, Issue 4, Pages 419-434 doi: 10.1007/s11708-011-0166-6

Abstract: Aeroelasticity has become a critical issue for Multi-Megawatt wind turbine due to the longer and moreIn this paper, the development of aeroelasticity and aeroelastic codes for wind turbine is reviewed andfor large scale wind turbine are discussed, including instability problems for onshore and offshorewind turbines, effects of complex inflow, nonlinear effects of large blade deflection, smart structureFinally, the future development of aeroelastic code for large scale wind turbine: aeroservoelasticity

Keywords： wind turbine aeroelasticity aeroelastic code

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A measurement system for thin elastohydrodynamic lubrication films

WANG Xuefeng, GUO Feng, YANG Peiran

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2, Pages 193-196 doi: 10.1007/s11465-007-0032-8

Abstract: An elastohydrodynamic lubrication (EHL) film measurement system using multi-beam interferometry is introducedThe measurement principle and the instrumentation are discussed.It is demonstrated that the presented measurement system can provide continuous measurement of lubricating

Keywords： instrumentation continuous measurement elastohydrodynamic lubrication ultra-thin measurement

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Power fluctuation and power loss of wind turbines due to wind shear and tower shadow

Binrong WEN, Sha WEI, Kexiang WEI, Wenxian YANG, Zhike PENG, Fulei CHU

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3, Pages 321-332 doi: 10.1007/s11465-017-0434-1

Abstract:

The magnitude and stability of power output are two key indices of wind turbines.First, wind speed models, particularly the wind shear model and the tower shadow model, are describedUnder steady wind conditions, power loss can be divided into wind farm loss and rotor loss.By contrast, rotor loss is strongly influenced by the wind turbine control strategies and wind speed.works, the rotor loss increases as the wind speed intensifies.

Keywords： wind turbine wind shear tower shadow power fluctuation power loss

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Assessment of wind energy potential in Gaza Strip

Juma Yousuf ALAYDI

Frontiers in Energy 2011, Volume 5, Issue 3, Pages 297-304 doi: 10.1007/s11708-010-0134-6

Abstract: The analysis of collected wind data at two sites in the Gaza Strip, namely, Gaza City and Gaza InternationalThe two sites are candidates for remote area wind energy applications.Gaza Strip in order to evaluate the wind regimes for installing wind energy conversion systems for powerThe data on wind speed, direction and frequency distribution are used to analyze wind energy characteristicsbeen estimated at the wind turbine hub height of approximately 50 m.

Keywords： wind data wind resource assessment wind power density wind energy the Weibull distribution and Weibull

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Quality and efficiency improvement technology for five megawatt offshore wind turbines and its application

Huali HAN

Frontiers of Engineering Management 2020, Volume 7, Issue 4, Pages 618-621 doi: 10.1007/s42524-020-0142-0

Keywords： renewable energy megawatt offshore wind turbine technology-driven quality improvement

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Simulation of steel beam under ceiling jet based on a wind–fire–structure coupling model

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1, Pages 78-98 doi: 10.1007/s11709-022-0936-8

Abstract: thermal and mechanical responses of building elements subject to uneven heating under the influence of windproposes a new computational fluid dynamics–finite element method numerical simulation that combines wind

Keywords： CFD–FEM coupling steel beam wind ceiling jet numerical heat transfer

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Evaluation of the wind energy potential of two south west sites in Nigeria

Olaleye M. AMOO

Frontiers in Energy 2012, Volume 6, Issue 3, Pages 237-246 doi: 10.1007/s11708-012-0201-2

Abstract: Wind resource assessment is a crucial first step in gauging the potential of a site to produce energyfrom wind turbines.In this paper, the wind energy potential of Abeokuta (07°03'N, 03°19'E) and Ijebu-Ode (06°47'N, 03°58Twenty years (1990–2010) of monthly mean wind data from a 10 m height were subjected to two-parameterThe results show that the average annual mean wind speed variation for Abeokuta ranges from 2.2 to 5.0

Keywords： wind potential wind speed wind power density wind gust turbulence intensity Nigeria

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Condition monitoring of a wind turbine generator using a standalone wind turbine emulator

Himani,Ratna DAHIYA

Frontiers in Energy 2016, Volume 10, Issue 3, Pages 286-297 doi: 10.1007/s11708-016-0419-5

Abstract: The intend of this paper is to give a description of the realization of a low-cost wind turbine emulatortechnology from graze required for the condition monitoring to diagnose rotor and stator faults in a windemulator reproduces dynamic characteristics both under step variations and arbitrary variation in the windspeed of a typical wind turbine (WT) of a wind energy conversion system (WECS).This wind turbine emulator (WTE) can be reconfigured or analyzed for condition monitoring without the

Keywords： condition monitoring (CM) wind turbine emulator (WTE) wind turbine generator (WTG) maximum power point