Erişim şekli için "info:eu-repo/semantics/openAccess" Makine Mühendisliği Bölümü listeleme
Toplam kayıt 28, listelenen: 1-20
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Analysis of scoring resistance on coated spur gears by considering surface roughness
(Hitit University, 2017)With the rise of velocity and momentum in machines as a result of technological developments, on gears, alongside refraction from the bottom of the gears and pitting formation, and scoring formation has showed up. In the ... -
Biomechanical Behavior Evaluation of Resin Cement with Different Elastic Modulus on Porcelain Laminate Veneer Restorations Using Micro-CT-Based Finite Element Analysis
(MDPI, 2023)The aim of this study is to evaluate the biomechanical behavior of the porcelain laminate veneer restorations (PLV) of the maxillary central incisor luted with two types of resin cements having different incisal preparations: ... -
Comparison of superheating effect of water as a refrigerant with the other refrigerants
(2011)The performance comparison of water as a refrigerant (R718) with some refrigerants including R717, R290, R134a, and R152a is presented for a vapor compression refrigeration cycle. A computer program simulating the vapor ... -
Çarpan akışkan jetleri kullanarak kanatçıklı yüzeyler üzerindeki akış alanının sayısal olarak incelenmesi
(Ahmet Yesevi Üniversitesi, 2017)Bu çalışmada, 7x3 olarak dikdörtgen dizilime sahip dairesel jetler kullanılarak üçgen ve kare kanatçık bulunan yüzeyler üzerine çarptırılması sonucu oluşan akış yapısı sayısal olarak incelenmiştir. Re sayısının, jet-plaka ... -
Design and implementation of real time monitoring and control system for distributed robotic systems supported with IOS/android application
(Strojarski Facultet, 2018)In this study, a real time monitoring and control of the working parameters of distributed robotic systems used in manufacturing processes is presented. Additionally, a fault diagnosis and protection system is developed ... -
Effect of tooth profile modification on wear in internal gears
(IOP Publishing Ltd, 2018)Internal gears are often used in the automotive industry when two gears are required to rotate in the same direction. Tooth shapes, slippage speeds at the beginning and end of meshing are different according to the external ... -
Effects of holding force on the springback behavior of annealed aluminum plates
(Elsevier Ltd, 2016)Typical V-bending process was performed to investigate the effects of holding force on springback behavior of 1050-H14 aluminum alloy plates annealed at 120 °C for 20 minutes. Tests were conducted on a universal testing ... -
Elektro-erozyon ile işlemede işleme haznesine uygulanan titreşimlerin işleme performansına etkilerinin incelenmesi
(2011)Bu çalısmada, elektro-erozyon ile islemede (EEİ), isleme kosullarında isleme haznesine uygulanan titresimlerin performans çıktıları (isparçası isleme hızı, elektrot asınma hızı, bağıl asınma ve isparçası yüzey pürüzlülüğü) ... -
Energy absorption of 2D auxetic structures fabricated by fused deposition modeling
(SPRINGER HEIDELBERG, 2023)Auxetic structures have become a very popular subject in recent years due to their interesting physical and mechanical properties such as light weight, energy absorption capability, and impact resistance. In this context, ... -
Exergy analysis of coil-spring turbulators inserted in the horizontal concentric tubes
(2010)In this study, to obtain definitive information about the effects of spring-type turbulators located in the inner pipe of a concentric heat exchanger, the rates of exergy transfer Nusselt number (Nue) and exergy loss (E*) ... -
Exergy destruction analysis of a gas turbine power plant
(Hitit Üniversitesi Fen Bilimleri Enstitüsü, 2018)According to the data released by “Republic of Turkey-the Ministry of Energy and Nat ural Resources”, by the end of July 2017, 34% of the electricity of Turkey was produced from natural gas. As it is compared to ... -
Exhaust gas analysis of an eight cylinder gasoline engine based on engine speed
(Elsevier Ltd, 2017)In this experimental work, exhaust gas analysis of an eight cylinder and v-type gasoline engine, namely, a Chevrolet 5.7, is experimentally performed in terms of engine speed at laboratory conditions by using of an exhaust ... -
Experimental investigation of cooling performance a heat pump for near azeotropic refrigerant R404A
(Hitit University, 2017)In this study, in order to investigate the effect of outdoor air temperatures on the performance of an air source heat pump, operated in cooling mode, using R404A refrigerant, the heat pump was tested at the outdoor air ... -
Failure analysis of graphene sheets with multiple Stone-Thrower-Wales defects using molecular mechanics based nonlinear finite element models
(Hitit Üniversitesi Fen Bilimleri Enstitüsü, 2018-06-09)Experimental studies show that Stone-Thrower-Wales (STW) defects generally exist in graphene sheets (GSs) and these defects considerably affect the fracture strength of GSs. Thus, prediction of failure modes of GSs with ... -
Farklı soğutucular kullanarak CPU'nun ısı boruları ile soğutulması
(Türk Isı Bilimi Ve Tekniği Derneği, 2009)Bu çalışma, bilgisayarların soğutulmasında ısı borularının etkin kullanılması ile ilgili yapılan teorik bir çalışmadır. Soğutucu akışkan ısı kaynağından (Central Processing Unit – CPU’dan) ısıyı absorbe eder. Evaporatörde ... -
Heat transfer enhancement methods: Concave and convex shape fins
(Avestia Publishing, 2016)The heat transfer coefficient is a common engineering concept and a significant number of researchers are focusing on improving the heat transfer performance of the system by increasing the heat transfer coefficient. Heat ... -
Kafes yapı dolgulu hibrit tüplerin enerji sönümleme performanslarının sonlu elemanlar yöntemi kullanılarak incelenmesi
(2019)İnce cidarlı tüplerin enerji sönümleme performanslarının iyileştirmesine yönelik literatürde birçok farklı yaklaşım önerilmiştir. Bu bağlamda farklı tipte malzemeler, kesit geometrileri, desenler vb. önerilmiş ve bu yapıların ... -
The linear stability of the responses of axially moving beams supported by an intermediate spring
(EDP Sciences, 2016)In the present paper, the stability investigation of the linear responses of axially travelling beams supported by an intermediate linear spring is performed numerically by means of searching linear complex eigenvalues. ... -
A monitoring and control system integrated with smart phones for the efficient use of underground water resources in agricultural product growing
(Hitit University, 2017)Monitoring and control system is very important for crop development process in agriculture zones. A structure which is carried out based on the type of the product with the knowledge of temperature and humidity values of ... -
Numerical investigation of heat transfer using impinging jets on triangular and square ribbed roughened walls
(Turkish Society for Thermal Science and Technology, 2017)This paper presents a heat removal study on triangular and square ribbed surfaces under an array of impinging air jets. The investigation was carried out using nozzles with a 7x3 rectangular array of circular jets. The ...