Maggi Banning
Nursing research: perspectives on critical thinking
British journal of nursing (Mark Allen Publishing)
probability density function pdf wind speed important numerous wind energy applications large number studies published scientific literature related renewable energies propose use variety pdfs describe wind speed frequency distributions paper review pdfs carried flexibility usefulness pdfs description different wind regimes high frequencies null winds unimodal bimodal bitangential regimes etc analysed wide collection models likewise methods used estimate parameters models depend reviewed degree complexity estimation analysed function model selected method moments mm maximum likelihood method mlm least squares method lsm addition review conducted statistical tests employed see whether sample wind data comes population particular probability distribution purpose cataloguing various pdfs comparison made two parameter weibull distribution wpdf widely used accepted distribution specialised literature wind energy renewable energy sources comparison based analysis degree fit continuous cumulative distribution functions cdfs wind speed cumulative relative frequency histograms hourly mean wind speeds recorded weather stations located canarian archipelago b analysis degree fit cdfs wind power density cumulative relative frequency histograms cube hourly mean wind speeds recorded aforementioned weather stations suitability distributions judged coefficient determination r2 amongst various conclusions obtained stated wpdf presents series advantages respect pdfs analysed however wpdf cannot represent wind regimes encountered nature example high percentages null wind speeds bimodal distributions etc therefore generalised use justified necessary select appropriate pdf wind regime order minimise errors estimation energy produced wecs wind energy conversion system sense extensive collection pdfs proposed paper comprises valuable catalogue