Güncel Gönderiler: Fakülteler
Toplam kayıt 10075, listelenen: 1701-1720
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Improving daily streamflow forecasts in mountainous Upper Euphrates basin by multi-layer perceptron model with satellite snow products
(Elsevier Science BV, 2016)This paper investigates the contribution of Moderate Resolution Imaging Spectroradiometer (MODIS) satellite Snow Cover Area (SCA) product and in-situ snow depth measurements to Artificial Neural Network model (ANN) based ... -
Basin/Reservoir System Integration for Real Time Reservoir Operation
(Springer, 2016)This paper demonstrates the basin/reservoir system integration as a decision support system for short term operation policy of a multipurpose dam. It is desired to re-evaluate and improve the current operational regulation ... -
Comparison of Different Reservoir Models for Short Term Operation of Flood Management
(Elsevier Science BV, 2016)Short-term operation of reservoir systems is challenging due to conflicting objectives and constraints as well as the need for taking robust decisions in real-time. This study compares simulation and optimization based ... -
Electricity generation from existing multipurpose dams in Turkey
(Multi Science Publ Co LTD, 2005)The aim of this article is to investigate the hydropower potential of multipurpose dams constructed with the purpose of supplying irrigation, domestic water supply, flood control, navigation, recreation, sanitation, and ... -
Contribution of Built Environment Design Elements to the Sustainability of Urban Renewal Projects: Model Proposal
(Asce-Amer Soc Civil Engineers, 2019)Urban renewal aims to solve the problems caused by unplanned urbanization and urban aging, and it presents a significant opportunity to create sustainable urban areas in Turkey, where a major urban renewal movement was ... -
Monthly streamflow estimation using wavelet-artificial neural network model: A case study on Camlidere dam basin, Turkey
(Elsevier Science BV, 2017)Data driven techniques have become well-known application in hydrology in which physical processes are highly nonlinear. They require detailed analyses of different input combinations, selecting the appropriate model ... -
Streamflow Forecasting Using Different Neural Network Models With Satellite Data for a Snow Dominated Region in Turkey
(Elsevier Science BV, 2016)Data driven models such as Artificial Neural Networks (ANNs) became a very popular tool in hydrology for a long time, especially in rainfall-runoff modelling. However, it does not have common usage in mountainous catchments, ... -
Application of Different Rehabilitation and Strengthening Methods for Insufficient RC Beam-Column Joints
(Trans Tech Publications LTD, 2013)Earthquake is one of the most destructive natural disasters that cause loss of life and property in the earthquake prone regions. Unsuitable soil conditions, inadequate material properties and deficiencies in the structural ... -
Optimum Design of Conventional Sfrcs and Their Performance Classes
(Czech Technical University Prague, 2011)For determining the performance classes of steel fiber reinforced concretes (SFRCs), their equivalent flexural strengths were investigated according to both Serviceability Limit State (SLS) and Ultimate Limit State (ULS). ... -
Effect of sulfates on the physical properties of Portland cement mortars
(International Society Offshore& Polar Engineers, 2005)Concrete is produced by mixing cement, aggregate and water. The aggregates are inert materials and the chemical reactions take place between cement and water. Therefore, the properties of mixing water are very important ... -
An investigation of small hydropower potential from multipurpose dams in the Porsuk River Basin
(Sila Science, 2011)In this paper, the small hydropower potentials of the existing multipurpose dams in the Porsuk River Basin were investigated. For this purpose, the Porsuk River Basin was selected as the research area. The objective of the ... -
Modeling monthly pan evaporations using fuzzy genetic approach
(Elsevier Science BV, 2013)This study investigates the ability of fuzzy genetic (FG) approach in estimation of monthly pan evaporations. Various monthly climatic data, that are, solar radiation, air temperature, relative humidity and wind speed from ... -
Modeling rainfall-runoff process using soft computing techniques
(Pergamon-Elsevier Science LTD, 2013)Rainfall-runoff process was modeled for a small catchment in Turkey, using 4 years (1987-1991) of measurements of independent variables of rainfall and runoff values. The models used in the study were Artificial Neural ... -
Modeling soil temperatures at different depths by using three different neural computing techniques
(Springer Wien, 2015)This study compares the accuracy of three different neural computing techniques, multi-layer perceptron (MLP), radial basis neural networks (RBNN), and generalized regression neural networks (GRNN), in modeling soil ... -
Trend of Normalized Difference Vegetation Index (NDVI) over Turkey
(Spie-Int Soc Optical Engineering, 2018)Ecosystem productivity, biome distribution, and forest carbon stocks are likely to be changed by the climate change. These ecosystems changes can be identified using Satellite based normalized difference vegetation index ... -
Real-Time Flood Control by Tree-Based Model Predictive Control Including Forecast Uncertainty: A Case Study Reservoir in Turkey
(MDPI, 2018)Optimal control of reservoirs is a challenging task due to conflicting objectives, complex system structure, and uncertainties in the system. Real time control decisions suffer from streamflow forecast uncertainty. This ... -
Modelling Marshall Design Test Results of Polypropylene Modified Asphalt by Genetic Programming Techniques
(Budapest University Technology Economics, 2015)Determining Marshall design test results is time consuming. If the researchers can obtain stability and flow values by mechanical testing, rest of the calculations will just be mathematical manipulations. Marshall stability ... -
Retrofit of non-seismically designed beam-column joints by post-tensioned superelastic shape memory alloy bars
(Springer, 2018)A series of tests on three full-scale substandard exterior beam-column joints were performed to investigate the efficiency of the proposed retrofit configuration, which is the use of externally applied post-tensioned shape ... -
Seismic repair of captive-column damage with CFRPs in substandard RC frames
(Techno-Press, 2017)The effectiveness of the repair scheme for the damaged captive-columns with CFRPs (Carbon Fiber Reinforced Polymer) was investigated in terms of response quantities such as strength, ductility, dissipated energy and stiffness ... -
Short Term Optimal Operation of Water Supply Reservoir under Flood Control Stress using Model Predictive Control
(Springer, 2018)Reservoir operations require enhanced operating procedures for water systems under stress attributed to growing water demand and consequences of changing hydro-climatic conditions. This study focuses on the management of ...
