Yazar "Şen, Zekâi" için Makale Koleksiyonu listeleme
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Air quality (AQ) identification by innovative trend diagram and AQ index combinations in Istanbul megacity
Güçlü, Yavuz Selim; Dabanlı, İsmail; Şişman, Eyüp; Şen, Zekâi (Turkish National Committee for Air Pollution and Control (TUNCAP), 2019)Istanbul is one of the megacities with population over 14 million, where the most intensive economic and social human activities take place in Turkey with unprecedented energy consumption and extravagant life style. These ... -
Annual daily maximum rainfall-based IDF curve derivation methodology
Şen, Zekâi (Springer, 2019)Intensity–duration–frequency (IDF) curves are among the most demandable information in meteorology, hydrology and engineering water resources design, planning, operation, and management works. This paper suggests their ... -
Assessing wet and dry periods using Standardized Precipitation Index Fractal (SPIF) and polygons: A novel approach
Şen, Zekâi (Multidisciplinary Digital Publishing Institute (MDPI), 2024)In the open literature, there are numerous studies on the normal and extreme (flood and drought) behavior of wet and dry periods based on the understanding of the standard precipitation index (SPI), which provides a series ... -
Fuzzy standardized precipitation index (FSPI) for drought early warning procedure
Şen, Zekâi (Springer, 2024)There are several standardized meteorological, hydrological, agricultural, and environmental indices for drought classification into a set of dry categories all of which are derived from the basic concept of standardized ... -
Hydrological methodology evolution for runoff estimations at ungauged sites
Şen, Zekâi (MDPI, 2023)This review paper recites fundamentals of historical runoff estimation methodologies that were developed for ungauged drainage basins. Additionally, new approaches are also provided as extensions of modern ones. Early ... -
Innovative Polygon Trend Analysis (IPTA) and applications
Şen, Zekâi; Şişman, Eyüp; Dabanlı, İsmail (Elsevier, 2019)Trend analysis is continuously in the research and application agenda due to climate change effect searches on various engineering, social, economic, agriculture, environmental and water resources design, management, ... -
Longitudinally and laterally trench supporting subsurface dam innovative design procedures
Şen, Zekâi (IWA Publishing, 2023)According to the Paris climate change agreement, temperature increases of around 1.5 or 2.0 degrees C by 2050 are bound to increase the amounts of evaporation and evapotranspiration, which are among the losses from surface ... -
Markov Chain transition probability modeling of radon gas records and future projection possibility determination
Bilici, Ahmet; Külahcı, Fatih; Bilici, Sevim; Şen, Zekâi (Elsevier Ltd, 2023)Markov Chain models serve two purposes firstly, subdivide the main data based on the mean value and one and two standard deviation plus and minus values around the mean value. The second stage of modeling, after calculating ...