Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 847, listelenen: 501-520
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Exergy-based sustainability indicators for a single layer solar drying process
(Springer International Publishing, 2014)The main objective of this study is to develop the exergetic sustainability indicators for a single layer solar drying process of the shelled and unshelled pistachio samples. In this regard, the exergetic sustainability ... -
Comparison of energy performance and static loads on a building integrated wind, solar, and rainwater harvester
(Springer International Publishing, 2014)In recent years, sustainable energy and green buildings are developed as important issues. Many helpful systems were developed to profit from advantages of different renewable energy sources. However, the research on ... -
Coupled longshore and cross-shore models for beach nourishment evolution at laboratory scale
(ASCE Library, 2008)A series of three-dimensional laboratory experiments on beach nourishment behavior are described and analyzed. The experiments were designed to isolate the influences of berm height, beachfill median grain size, wave height, ... -
Investigation of beaches suitable for nourishment in Rize Province, Turkey
(Middle East Technical University, 2009)Black Sea Coast Motorway was recently built along the shore (about 600 km), and a number of beaches were destroyed. Now there are a couple of short beaches in Eastern Black Sea region. People need new beaches. On the other ... -
A novel fish-drying technique for better environment, quality and sustainability
(2010)This study deals with the development of appropriate sustainable strategies for environmental-benign aquatic processing systems. In this regard, the interactions between the aquatic system and its environment are first ... -
The effect of daylight saving time options on electricity consumption of Turkey
(Elsevier Ltd, 2010)Most of the developed countries in the world use Daylight Saving Time (DST) as an energy conservation method. This study focuses on the effects of DST on electrical lighting in the buildings in Turkey. Turkey might adjust ... -
Exergy analysis of a high pressure multistage hydrogen gas storage system
(Elsevier, 2011)This study presents a parametric study on the performance aspects, through exergy analysis, of the multistage hydrogen gas storage subsystem in a hydropower-based-hydrogen gas fueling station producing 3 kg of hydrogen per ... -
Evaluation of waste human hair as graphene oxide and examination of some characteristic properties
(TUBITAK, 2020)In this study, graphene oxide was synthesized from activated carbon obtained from waste hair for the first time using Modified Hummers method. the Scanning Electron Microscopy (SEM), Fourier Transform Infrared Spectroscopy ... -
Solution and performance analysis of subset sum problem with a new metaheuristic approach
(TUBITAK, 2020)Subset sum problem was solved with two different metaheuristic approaches in the study. After these approaches, which are simulated annealing and genetic algorithms, a hybrid model of two methods was created and better ... -
Classification of Turkishtweet emotions by n- stage latent dirichlet allocation
(Institute of Electrical and Electronics Engineers Inc., 2018)The classification of the emotions contained in the social media is of great importance in terms of its use in related fields such as media as well as developing technology. The Latent Dirichlet Allocation (LDA), a topic ... -
Performance comparison of support vector machine and K-nearest neighbor algorithms in leaf recognition system based on android operating system
(Institute of Electrical and Electronics Engineers Inc., 2019)Plants are an important factor in conservation the ecological balance. There are thousands of plant species in the world. Due to the diversity of plant species, it is very important that plant species can be detected ... -
Ekvatoral elektrojetin çok katmanli iletişim kanalı olarak modellenmesi ve FM radyo sinyalleri üzerindeki etkilerinin incelenmesi
(Institute of Electrical and Electronics Engineers Inc., 2017)Equatorial Electrojet is a narrow current stream flowing to the east during daytime hours in the low-latitude ionospheric E region. This current acts as a channel and can cause distortions in the signals used for passive ... -
Exergetic and exergo-economic analysis of a turboprop engine: a case study for CT7-9C
(Inderscience Enterprises Ltd, 2012)The turboprop engine has played an important role in short haul commuter and military transport aircraft where high speed is not critical. It may provide the aviation sector with one of the most significant means of achieving ... -
Component-based exergetic measures of an experimental turboprop/turboshaft engine for propeller aircrafts and helicopters
(Inderscience Enterprises Ltd, 2012)In this paper, component-based exergetic assessment is presented for an experimental turboprop/turboshaft engine, including comparisons and exergetic performance such as their efficiencies, improvement potentials, exergy ... -
Investigation of a hybrid solar and geothermal driven absorption cooling system for district applications
(Inderscience Enterprises Ltd, 2012)In this paper, a new hybrid geothermal and solar driven absorption cooling system (ACS) is proposed for low-temperature district energy applications. Two approaches are proposed in this study, namely: (a) a new model for ... -
A novel approach for estimation of photovoltaic exergy efficiency
(Pergamon-Elsevier Science Ltd, 2012)In this study, a novel approach is proposed to determine the maximum amount of exergy from the sun when applied to a conventional photovoltaic (PV) system in order to formulate its exergy efficiency. the variations of ... -
Sustainable assessment of solar hydrogen production techniques
(Pergamon-Elsevier Science Ltd, 2012)This study addresses some technical issues related to solar hydrogen production methods. in this regard, exergy-based environmental and sustainability parameters are applied to an electrolysis process for hydrogen production. ... -
IGECVI-special issue-Energy and exergy modeling of advance energy systems
(Pergamon-Elsevier Science Ltd, 2012)Dear Colleagues, Energy and exergy are unifying concepts that extend all sciences, and are of fundamental importance in issues of climate change and environment, and use of energy resources. Exergy analysis is a powerful ... -
Evaluation of structural and optical properties of Mn-Doped ZnO thin films synthesized by Sol-Gel technique
(Springer, 2012)Undoped ZnO and Mn-doped ZnO (MZO) films with 0.25, 0.50, and 0.75 mol pct were synthesized onto glass substrates by sol-gel spin-coating technique, and the effects of Mn on structural, morphologic, and optical properties ... -
An investigation for potential extensions of the Karaca Cavern using geophysical methods
(Springer, 2012)It is extremely important for regional tourism to determine the possible extensions of Karaca Cavern, one of the most important tourism destinations of the GumuAYhane province in Northeast Turkey. Cavities in karstic areas ...