نتایج جستجو برای: مدل weather generator

تعداد نتایج: 204960  

2013
Michael Street Christoph Reinhart Leslie Norford John Ochsendorf

The Urban Heat Island (UHI) effect is a welldocumented phenomenon, in which the airtemperature in an urban area is elevated relative to the regional air-temperature. This paper evaluates two recently developed methods for generating urban weather files from a rural station that account for microclimatic impacts on dry-bulb temperature and relative humidity. The two methods examined are computat...

ژورنال: آبخیزداری ایران 2019

Water resources restrictions along with uneven distribution of water in different parts of Iran, have caused Iran to be highly vulnerable to climate change impacts. During recent years, IPCC has developed GHG emission scenarios which can be used with AOGCMs to predict climatic status for the future. Herein this research, Hadcm3 was used to simulate climatic parameters for three different period...

2012
Fabian Huneke Johannes Henkel Jairo Alberto Benavides Georg Erdmann

Background: In this study, a general model of a hybrid off-grid energy system is developed, which can be adjusted to reflect real conditions in order to achieve economical and ecological optimisation of off-grid energy systems. Methods: Using linear programming methods in the General Algebraic Modeling System (GAMS) environment, the optimal configuration of the electrical power supply system fo...

ژورنال: جغرافیا و توسعه 2009
ایمان باباییان, حامد ادب زهرا نجفی نیک شراره ملبوسی فاطمه زابل عباسی مجید حبیبی نوخندان,

مدل­های گردش عمومی جو، به دلیل بزرگ مقیاس بودن شبکه­ی محاسباتی آنها، قادر به پیش­بینی پارامترهای آب و هواشناختی در مقیاس نقطه­ای نیستند، لذا دانشمندان ابزار واسطی به نام مدل­های Weather Generator را ابداع کرده­اند که می­توان بر اساس آن و با استفاده از خروجی مدل­های عددی، تغییر اقلیم را در مقیاس نقطه­ای و ایستگاه هواشناسی مورد مطالعه و ارزیابی قرار داد. در مطالعه­ی حاضر با استفاده از این تکنیک، ...

Journal: :Journal of Water and Climate Change 2022

Abstract The impacts of future climate change on the watershed streamflow and total dissolved nitrogen (TDN) fluxes upstream Danjiang River were estimated. newest shared socioeconomic pathways (SSP) in CMIP6 used as a scenario. ensembles downscaled GCM outputs from WorldClim information. A combined modeling approach is proposed, including Long Ashton Research Station Weather Generator (LARS-WG)...

Journal: :Atmosphere 2021

Evaluation of effects climate change on variable extremes is a key topic in civil and structural engineering, strongly affecting adaptation strategy for resilience. Appropriate procedures to assess the evolution over time climatic actions are needed deal with inherent uncertainty projections, also view providing more sound robust predictions at local scale. In this paper, an ad hoc weather gene...

Journal: :Atmosphere 2021

A challenge in the integration of renewable and alternative energy systems for buildings is determination ratio, which involves selection sizing appropriate building systems. To address this need, a micro climate-weather software titled Vertical City Weather Generator (VCWG) further developed to include account full two-way interaction between system outdoor environment. VCWG forced simulate pe...

Journal: :Proceedings of the International Association of Hydrological Sciences 2014

Journal: :جغرافیا و مخاطرات محیطی 0
دل آرام هوشمند محمد جواد خردادی

. introduction global warming and its result, climate change is an important subject investigated especially in the recent decades by researchers throughout the world. in these studies, at first, climatic parameters changes are investigated. considering many uncertainties in the parameters estimation, it is better to choose a method in order to study and analyze the uncertainty band due to diff...

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