Yazar "Tombul, Mustafa" için listeleme
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Akarçay Havzası entegre su kaynakları yönetiminin belirlenmesinde WEAP (water evaluation and planning system) yaklaşımının kullanılması
Yılmaz, Hasan, [tarih] (Anadolu Üniversitesi, 2015)Bu çalışmada, Akarçay Havzasına dair su bütçesinin hesaplanması ve entegre su kaynakları yönetimi için WEAP (“Water Evaluation and Planning” System) programından yararlanılmıştır. WEAP Modelinde, akım gözlem istasyonlarından ... -
Akarçay havzası için entegre su kaynakları yönetimininbelirlenmesinde weap (water evaluation and planning system) modelininuygulamas
Yılmaz, Hasan; Tombul, Mustafa (2016)Günümüzde hızla atan nüfus ve buna bağlı gelişen içme-kullanma, sulama ve endüstri su ihtiyaçlarının karşılanabilmesi, ancak entegre bir su yönetiminin etkin şekilde uygulamasıyla mümkün olabilmektedir. Bu bağlamda, su ... -
Combining pedotransfer functions and scaling for describing the soil hydraulic characteristics of the Kurukavak basin, Turkey
Tombul, Mustafa (International Multidisciplinary Scientific Geoconference, 2017)Hydrological process modeling is used to predict the contribution from rainfall-runoff, infiltration, groundwater recharge and evaporation. For this, information related to the interception and movement of water within the ... -
Comparison of Spatial Interpolation Methods of Precipitation and Temperature Using Multiple Integration Periods
Hadi, Sinan Jasim; Tombul, Mustafa (Springer, 2018)Eight spatial interpolation methods are used to interpolate precipitation and temperature over several integration periods in a local scale. The methods used are inverse distance weighting (IDW), Thiessen polygons (TP), ... -
Determination of soil hydraulic properties using pedotransfer functions in a semi-arid basin, Turkey
Tombul, Mustafa; Akyürek, Z; Şorman, Ali Arda (Copernicus Gesellschaft Mbh, 2004)Spatial and temporal variations in soil hydraulic properties such as soil moisture 0(h) and hydraulic conductivity K(theta) or K(h), may affect the performance of hydrological models. Moreover. the cost of determining soil ... -
Eskişehir yeraltısuyunun içme ve kullanma suyu olarak değerlendirilmesi
Tombul, Mustafa (Anadolu Üniversitesi, 1991)Bu çalışma, ileriki yıllarda yapılması düşünülen Eskişehir yeraltısuyu potansiyelinin araştırılması ve matematik modelleri konusundaki çalışmaya yardımcı olmak ve ayrıca yeraltısularının niteliği hakkındaki bilgileri topluca ... -
Extended cubic B-spline solution of the advection-diffusion equation
Irk, Dursun; Dağ, İdris; Tombul, Mustafa (Korean Society Of Civil Engineers-Ksce, 2015)The collocation method based on the extended B-spline functions as trial functions is set up to find numerical solutions of the advection-diffusion equation numerically. The transport of the pollution is simulated by way ... -
Forecasting Daily Streamflow for Basins with Different Physical Characteristics through Data-Driven Methods
Hadi, Sinan Jasim; Tombul, Mustafa (Springer, 2018)Modelling streamflow is essential for activities, such as flood control, drought mitigation, and water resources utilization and management. Artificial neural network (ANN), adaptive neuro-fuzzy inference system (ANFIS), ... -
Improving data-driven based streamflow forecasting using wavelet transformation
Aldoori, Sinan Jasim Hadi (Anadolu Üniversitesi, 2018)Bu çalışmada, yapay sinir ağı (Artificial Neural Network (ANN)), uyarlamalı nörobulanık çıkarım sistemi (Adaptive Neuro-Fuzzy Inference System (ANFIS)) ve destek vektör makinesi (Support Vector Machine (SVM)) gibi veriye ... -
Long-term spatiotemporal trend analysis of precipitation and temperature over Turkey
Hadi, Sinan Jasim; Tombul, Mustafa (Wiley, 2018)Monthly precipitation and temperature data for Turkey were obtained from the Climate Research Unit Time Series (CRU TS V3.23) dataset (1901-2014) and analysed. The records of 81 grids, each located in a province, were ... -
Mantıksal model (bulanık mantık (ANFIS)) ve fiziksel tabanlı (HEC-HMS) modelleri kullanılarak akım modellemesi ve tahmini
Tombul, Mustafa; Anadolu Üniversitesi, Fen Bilimleri Enstitüsü, İnşaat Mühendisliği Anabilim Dalı; Temelli, Savaş Uğur (Tez (yüksek lisans) - Anadolu Üniversitesi, 2018)Çalışmada, uygulama havzası olarak belirlenen Kurukavak deresi havzasına ait gözlenmiş, 30.06.1988 ve 01.06.2005 tarihlerinde gerçekleşen fırtına olaylarının verileri kullanılarak akım modellemesi ve tahmini yapılmıştır. ... -
Mapping field surface soil moisture for hydrological modeling
Tombul, Mustafa (Springer, 2007)Soil moisture is a major control variable on hydrological processes both at the storm event scale and in the long term. The aggregate effect on the mean water balance over an area can be quantified successfully using ... -
The mathematical modelling of total nitrogen contamination transport via groundwater from a sugar factory in Eskisehir, Turkey
Tombul, Mustafa; Koparal, Ali Savaş (Inderscience Enterprises LTD, 2003)In this study, mathematical modelling of the total nitrogen contamination transport in a porous medium was evaluated in order to determine the potential groundwater pollution caused by a sugar factory in the Eski(.)ehir ... -
Modeling monthly pan evaporations using fuzzy genetic approach
Kişi, Özgür; Tombul, Mustafa (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 ... -
The modeling of potential ground water contamination in Eskisehir region
Tombul, Mustafa; Bilgin, M; Tuncan, M (International Society Offshore& Polar Engineers, 2000)In this study, the mathematical modeling of contaminant movements in the porous medium was evaluated in order to determine the potential ground water pollution in Eskisehir region. Analytical solutions of mathematical ... -
Modeling of rainfall-runoff relationship at the semi-arid small catchments using artificial neural networks
Tombul, Mustafa; oğul, Ersin (Springer-Verlag Berlin, 2006)The artificial neural networks (ANNs) have been applied to various hydrologic problems in recently. In this paper, the artificial neural network (ANN) model is employed in the application of rainfall-runoff process on a ... -
Modeling rainfall-runoff process using soft computing techniques
Kişi, Özgür; Shiri, Jalal; Tombul, Mustafa (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
Kişi, Özgür; Tombul, Mustafa; Kermani, Mohammad Zounemat (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 ... -
Monthly streamflow forecasting using continuous wavelet and multi-gene genetic programming combination
Hadi, Sinan Jasim; Tombul, Mustafa (Elsevier Science BV, 2018)Streamflow is an essential component of the hydrologic cycle in the regional and global scale and the main source of fresh water supply. It is highly associated with natural disasters, such as droughts and floods. Therefore, ... -
Streamflow Forecasting Using Four Wavelet Transformation Combinations Approaches with Data-Driven Models: A Comparative Study
Hadi, Sinan Jasim; Tombul, Mustafa (Springer, 2018)This study investigates the use of wavelet transformation (WT) as preprocessing tool in data-driven models (DDMs) for forecasting streamflow 7days ahead. WT used are Continuous wavelet transformation (CWT), discrete wavelet ...
