Tür "article" Mühendislik Fakültesi için listeleme
Toplam kayıt 714, listelenen: 221-240
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Effects of WEDM and AWJ cutting methods on induction motor efficiency and total magnetic losses: Experimental design and response surface methodology
(Elsevier, 2023)In this study, the effect of cutting electrical steel laminations using abrasive water jet (AWJ) and wire electrical discharge machining (WEDM) techniques on 5.5 kW induction motor efficiency (MEfficiency) and total magnetic ... -
Efficiency improvement for a DC-DC quadratic power boost converter by applying a switch turn-off lossless snubber structure based on zero voltage switching
(Kaunas Univ Technology, 2018)So as to keep the converter in small size, high switching frequencies are normally used. As a result, in higher frequencies, switching losses seriously affect the efficiency. Current and voltage stresses on power switch ... -
Efficient Tm:YAG and Tm:LuAG lasers pumped by 681 nm tapered diodes
(OSA - The Optical Society, 2019)In this paper, we present highly efficient continuous-wave (cw) laser operation of Tm:YAG and Tm:LuAG lasers pumped by high-brightness red tapered diodes. The single-emitter tapered diode lasers (TDLs) provide up to 1 W ... -
Electrochemical energy storage capacity of surface engineered renewable carbon derived from Industrial tea waste by HNO3 and K2CO3
(Pleiades Publishing, 2023)Direct electrical energy storage by supercapacitors is the leading energy storage technology. The performance of supercapacitors depends mainly upon the electrode material constituents. Carbon is the preferred energy storage ... -
Electrochemical evaluation of titanium (IV) oxide/polyacrylonitrile electrospun discharged battery coals as supercapacitor electrodes
(Wiley-V C H Verlag Gmbh, 2020)The TiO(2)nanoparticles are electrospun with polyacrylonitrile (PAN) polymer solution onto the discharged battery coal (DBC) electrode and the results are evaluated as a supercapacitor. the morphology and chemical composition ... -
Electrochemical properties of coumarin 500 encapsulated in a liquid crystal guided electrospun fiber core and their supercapacitor application
(Amer Chemical Soc., 2022)Here, we first report a study on coumarin 500 and liquid crystal including polyacrylonitrile nanofibers in terms of synthesis, characterizations, and supercapacitor performances. SEM, POM, FTIR, and DSC measurements showed ... -
Electromagnetic interference shielding using biomass-derived carbon materials
(Elsevier, 2024)The growing concern over electromagnetic radiation (EMR) emitted by electronic devices has raised awareness of its adverse effects on human health and electronic operations, thus increasing interest in electromagnetic ... -
Electronically controllable fully floating memcapacitor circuit
(Springer, 2023)Memcapacitor is a type of capacitor but exhibits nonlinear behavior, and its capacitance depends on the past capacitance value. Researchers focused on the memcapacitors and meminductors upon postulation of memristor which ... -
Elektrikli ve hibrit araçlardaki elektrik motorlarının içten yanmalı motorlarda oluşan 〖CO〗_2 emisyonunda meydana getireceği değişimin tahmini ve verimliliğe etkisi: Türkiye örneklemesi
(TUBİTAK Scientific & Technical Research Council Turkey, 2022)Günümüzde, artan hava kirliliği sorunu, iklim değişikliği, petrol rezervlerinin hızlı tükenmesi ve pahalı olması, ulaşım sektöründe çevre dostu, verimli ve sürdürülebilir çalışmaların artmasına neden olmaktadır. Bu sebeple, ... -
Elyaf takviyeli polimer kompozit malzemelerin farklı delme yöntemleri ile delinmesinde kesme performansının değerlendirilmesi: Literatür Taraması
(2018)Elyaf takviyeli polimer kompozit (ETPK) malzemeler, yüksek mukavemet ve sönümleme, hafiflik, düşük termal genleşme gibi mühendislik özelliklerinden dolayı uzay ve havacılık sanayisinde cıvatalı, perçinli ve pimli bağlantılarda ... -
Employing U-shaped 3D printed polymer to improve flexural properties of cementitious tailings backfills
(Elsevier, 2022)The roof stability of artificial structures constructed by cementitious tailings backfill (CTB) is one of the major aspects in the durability of underhand cut and fill mining method. This is because CTB's failure can ... -
Endüstriyel çay atıklarından üretilen biyokömürün yakıt pillerinde uygulanması-yenilikçi bir yaklaşım
(Pamukkale Univ, 2020)Fuel cells play an important role in clean and efficient energy technologies. the proton exchange membrane (PEM) fuel cell, which uses hydrogen as fuel and operates at lower temperatures than other types, is important for ... -
Energetic and exergetic performance assessment of a turboprop engine at various loads
(Inderscience Enterprises Ltd, 2013)It is necessary to understand the mechanisms that have enabled improvements of performance parameters such as thermodynamics efficiencies, thrust or power, specific fuel consumption and specific power in aero engines, thus ... -
Energy analysis of utility-scale PV plant in the rain-dominated tropical monsoon climates
(Elsevier, 2021)To limit the adverse impact of fossil fuel-generated power, energy generation from solar photovoltaic (PV) power is gaining importance. A lot of utility-scale PV power plants are being installed in tropical regions owing ... -
Energy consumption, power generation and performance analysis of solar photovoltaic module based building roof
(Elsevier, 2024)Building energy intensity (BEI) of typical office buildings in Malaysia ranges from 200 to 250 kWh/m2/year, wherein a substantial portion is due to the cooling system. This study evaluates of the performance and suitability ... -
The energy efficient configurations of natural convection heat transfer in square enclosures with heatlines
(Yildiz Technical Univ, 2018)A steady state natural convection heat transfer is numerically investigated in a two-dimensional square enclosure. One of the side walls of the enclosure is brought to high temperature and the upper wall is insulated. the ... -
Energy efficient driving optimization of electrical vehicles considering the road characteristics
(Bajece, 2021)Electric vehicles, which are an important part of sustainable energy technologies, occupy an important place in our daily life. More efficient use of electric vehicles will ensure more efficient use of sustainable energy ... -
Engineering geological appraisal and preliminary support design for the Salarha Tunnel, Northeast Turkey
(Springer Heidelberg, 2019)The purpose of this study is to determine the engineering geological properties of the rock masses and to recommend a convenient support design for the Salarha Tunnel located in northeast Turkey. the detailed geotechnical ... -
Enhanced performance figures of solar cookers through latent heat storage and low-cost booster reflectors
(Oxford Univ Press, 2020)Solar box cookers draw attention of many researchers across the globe as a promising renewable energy application for cooking purposes. Compared to other types available in literature, solar box cookers are more in the ... -
Enhancement of magnetocaloric effect in CoMn0.9Fe0.1Ge alloy
(Elsevier Science Sa, 2015)The magnetic and magnetocaloric properties of CoMn0.9Fe0.1GeCoMn0.9Fe0.1Ge alloy has been investigated by using of electron microscopy, X-ray diffraction, calorimetric, heat capacity and magnetic measurements. the substitution ...
