Başlık için Mühendislik ve Doğa Bilimleri Fakültesi listeleme
Toplam kayıt 1170, listelenen: 878-897
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Performance and environmental improvements of a geothermal power plant by using structural and operational modification techniques
(Institution of Chemical Engineers, 2023)Performance data from a geothermal power plant that uses a dry-type working fluid (n-Pentane) was evaluated. The experimental working conditions of the geothermal power plant were recorded. By using these recorded data the ... -
Performance Comparision of Different Momentum Techniques on Deep Reinforcement Learning
(Institute of Electrical and Electronics Engineers Inc., 2017)Increase in popularity of deep convolutional neural networks in many different areas leads to increase in the use of these networks in reinforcement learning. Training a huge deep neural network structure by using simple ... -
Performance enhancement of energy extraction capability for fuel cell implementations with improved Cuckoo search algorithm
(Pergamon-Elsevier Science, 2020)This paper addresses an improved optimization method to enhance the energy extraction capability of fuel cell implementations. In this study, the proposed method called Dynamic Cuckoo Search Algorithm (DCSA) is tested in ... -
Performance improvement of the bottoming steam Rankine cycle (SRC) and organic Rankine cycle (ORC) systems for a triple combined system using gas turbine (GT) as topping cycle
(Elsevier, 2020)In the present study, performance improvement of SRC and ORC systems used as a bottoming system in a GT based triple combined system was evaluated for varying turbine inlet temperature and pressure. In the first step, SRC ... -
Performance of MAP Channel Estimator in Power Line Communication with OFDM under Impulsive Noise
(Balkan Journal of Electrical and Computer Engineering, 2018)Power Line Communication (PLC), which is a competitive technique especially for in-home applications, faces impulsive noise together with unstable channel characteristics. These two unpredictable factors make the communication ... -
Performance of two low-cost GPS receivers for ground speed measurement under varying speed conditions
(Springer, 2017)A global positioning system (GPS) receiver is an important sensor used in modern farming, particularly in precision agriculture to determine geographic location and ground speed. The aim of this study was to investigate ... -
Performance optimization of hybrid fiber concrete according to mechanical properties
(Elsevier, 2020)In this research, interactional effects of four different fiber types, (steel, glass, synthetic and polypropylene) fly ash replacement ratio with cement, electrical arc furnace slag replacement ratio with natural aggregate ... -
Performance Results of Photovoltaic/Fuel Cell Based Hybrid Energy System under Variable Conditions
(Ieee, 2019)In this paper, dynamic operation and optimization of a grid connected hybrid system including photovoltaics (PV) and fuel cell (FC) is presented. For this purpose, abc/dq transform based power flow controller is used in ... -
Personalized Advanced Time Blood Glucose Level Prediction
(Springer, 2021)The introduction of continuous glucose monitoring (CGM) devices for glucose level measurement accelerated the application of artificial intelligence methods in predicting advanced time blood glucose levels by providing ... -
A perspective on hydrogen energy research, development and innovation activities in Turkey
(Wiley, 2020)Hydrogen can be considered as the most promising fuel towards the greenization. Developed and developing countries around the world have formed their research, investments and directives on hydrogen. The leading countries ... -
Phase (1T/2H) dependent electromagnetic wave absorbing performance of flower-like MoS2 nanosheets
(Elsevier, 2023)A study was carried out to determine the phase-dependent electromagnetic wave (EMW) absorption performance of MoS2 particles via systematically diversified hydrothermal synthesis conditions such as time, temperature, ... -
Phenylethanolamine A (PEA) Imprinted Polymer on Carbon Nitride Nanotubes/Graphene Quantum Dots/Core-Shell Nanoparticle Composite for Electrochemical PEA Detection in Urine Sample
(Electrochemical Society Inc., 2018)Phenylethanolamine A (PEA) is used illegally and deposited in animal tissues. Due to the reason, it causes acute poisoning and symptoms of muscular tremors, nervousness. In present article, Ru@Au core-shell nanoparticles ... -
Photovoltaic performance of magnetron sputtered antimony selenide thin film solar cells buffered by cadmium sulfide and cadmium sulfide/zinc sulfide
(Elsevier, 2023)Antimony selenide (Sb2Se3)-based thin-film solar cells have recently attracted worldwide attention as an abundant, low-cost, and efficient photovoltaic technology. The highest efficiencies recorded for Sb2Se3 solar cells ... -
PID parametrelerinin ayarlama yöntemleri: 2. derece sistem modeline uygulanması ve karşılaştırmalı olarak değerlendirilmesi
(Çukurova Üniversitesi Mühendislik-Mimarlik Fakültesi Dergisi, 2015)PID denetleyiciler, özellikle ayarlanacak parametrelerinin az olması ve yüksek başarımı nedeniyle negatif geri beslemeli kontrol sistemlerinde tercih edilmektedir. Literatürde, PID parametrelerinin ayarlanmasına yönelik ... -
PID sliding surface-based adaptive dynamic second-order fault-tolerant sliding mode control design and experimental application to an electromechanical system
(Taylor and Francis, 2021)In this paper, an adaptive dynamic PID sliding surface-based second-order fault-tolerant sliding mode controller for speed control of an electromechanical system is proposed. The paper aims to show how to utilise the robust ... -
Pinch point determination and Multi-Objective optimization for working parameters of an ORC by using numerical analyses optimization method
(Elsevier, 2022)In parallel with Kyoto, Paris and the green production agreements, the nowadays crucial subject is minimising energy consumption, increasing renewable energy usage and recovering waste heat. When it comes to waste heat, ... -
Polarization angle independent metamaterial absorber based on circle-shaped resonators with interference theory
(World Scientific Publishing Co. Pte Ltd, 2015)We theoretically and numerically designed a perfect metamaterial absorber at microwave frequencies. The proposed design has a very simple geometry, wide band properties and provides perfect absorption for all polarization ... -
Polarization independent broadband metamaterial absorber for microwave applications
(John Wiley and Sons Inc., 2019)A new polarization independent broadband metamaterial absorber (MA) structure based on split ring resonators which are loaded with lumped elements and via connection lines is proposed. The designed structure shows a perfect ... -
Polarization-based surface enhanced Raman scattering from single colloidal DNA decorated with 3 nm silicon nanoparticles
(American Institute of Physics Inc., 2021)Surface enhanced Raman scattering (SERS), in which sample molecules are placed in the proximity of conducting nanostructures, subjects the molecules to intense electron oscillation (plasmon) field. The intense field, ... -
A polarization-insensitive triple-band perfect metamaterial absorber incorporating ZnSe for terahertz sensing
(Institute of Physics, 2022)In this work, a triple-band polarization-insensitive metamaterial structure with perfect absorption is proposed by incorporating a zinc selenide (ZnSe) spacer. The structure was optimally designed by varying the type of ...