نتایج جستجو برای: مدل weather generator
تعداد نتایج: 204960 فیلتر نتایج به سال:
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...
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...
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...
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، ...
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)...
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...
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...
. 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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