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Toplam kayıt 152, listelenen: 119-138
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Performance analysis of ejector absorption heat pump using ozone safe fluid couple through artificial neural networks
(Pergamon-Elsevier Science Ltd, 2004)Thermodynamic analysis of absorption thermal systems is too complex because the analytic functions calculating the thermodynamic properties of fluid couples involve the solution of complex differential equations and ... -
Performance comparison of CFCs with their substitutes using artificial neural network
(John Wiley & Sons Ltd, 2004)In order to decrease global pollution due to chlorofluorocarbons (CFCs), the usage of HFC- and HC-based refrigerants and their mixtures are considered instead of CFCs (R12, R22, and R502). This was confirmed by an international ... -
Performance prediction of a vapour-compression heat-pump
(Elsevier Sci Ltd, 2004)The performance of the heat pump was predicted using a fuzzy-logic controller under various working-conditions and mixing ratios of R12/R22 refrigerant mixtures, instead of requiring an expensive and time consuming ... -
Pimli bağlantılarda çatlak ilerleme yönünün sonlu elemanlar metodu ile bulunması
(2003)Bu çalışmada, içinde pim bulunan, yamuk şekilli bir levhanın çatlak ilerleme yönü (\theta) ve gerilme şiddeti faktörleri (KI, KII) sonlu elemanlar metodu (SEM) ile bulundu. Sonlu elemanlar analizi için Frank2DL programı ... -
Predictions of temperature distributions on layered metal plates using artificial neural networks
(Pergamon-Elsevier Science Ltd, 2006)The temperature distribution influences the amount of energy needed to heat a body. The benefits of using multi-layered metal plates (NIMP) are due to the requirement of a regular temperature distribution on the opposite ... -
Process unification and frame preparation of machining parametres for rotational parts
(2005)Geleneksel veya bilgisayarlı tezgahların kullanıldığı her hangi bir metal işleme ünitesi, üretilecek parçanın prototipine, teknik çizimine veya bir veri tabanına ihtiyaç duyar. Geleneksel üretim ünitesindeki tasarım, işlem ... -
Prospects for future projections of the basic energy sources in Turkey
(Taylor & Francis Inc, 2007)The main goal of this study is to develop the energy sources estimation equations in order to estimate the future projections and make correct investments in Turkey using artificial neural network (ANN) approach. It is ... -
Prospects for utilisation of solar driven ejector-absorption cooling system in Turkey
(Pergamon-Elsevier Science Ltd, 2004)Solar assisted refrigeration appears to be a promising alternative to the conventional electrical driven units. The main advantages of solar assisted refrigeration systems concern the reduction of peak loads for electricity ... -
R12,R22,R502 soğutucu akışkanları ve alternatif karışımlarının buhar sıkıştırmalı soğutma sisteminde ekserji analizi
(2002)1987'de gerçekleştirilen Montreal Protokolü gereği global kirlenmeyi azaltmak amacıyla uluslararası düzeyde R12, R22 ve R502 yerine HFC ve HC grubu soğutucu akışkan karışımlarının kullanılması düşünülmektedir. Bu amaçla ... -
Revision of the failed pedicle screw in osteoporotic lumbar spine: Biomechanical comparison of kyphoplasty versus transpedicular polymethylmethacrylate augmentation
(Turkish Joint Diseases Foundation, 2012)Objectives: In this study, we aimed to compare of kyphoplasty versus transpedicular polymethylmethacrylate (PMMA) augmentation biomechanically in the revision of the failed pedicle screw in osteoporotic lumbar spine. ... -
Sea water effect on pinned joint glass fibre composite materials
(Elsevier Sci Ltd, 2008)The effect of sea water on the bearing strength behavior of the woven glass fibre composite has been investigated experimentally. The ratio of the edge distance to the pin diameter (E/D), and the ratio of the specimen width ... -
Seramik takımlarla alın frezelemede takım aşınması
(2001)Bu deneysel çalışmada farklı kesme hızlarında ve farklı ilerlemelerde alüminyum oksit seramik takımlarla yapılan kesme işleminde ana serbest yüzey ve talaş yüzeyinde ortaya çıkan aşınma ilerlemeleri incelenmiştir. Ayrıca ... -
Sialon- Si3N4 Esaslı Seramik Kesici Uçların Isıl İletkenliğinin İncelenmesi
(2018)Demir esaslı veya demir dışı metal ürünlerin yüksek hızlarda işlenerek üretilmesinde kullanılan kesici uçlar ileri teknoloji seramik ürünlerden elde edilmektedir. Çalışmada Kennametal firması tarafından üretilen ve kesici ... -
A Simulation Tool for Kinematics Analysis of a Serial Robot
(SPRINGER INTERNATIONAL PUBLISHING AG, 2020)Robot programming is a very significant task in the field of robotics. Off-line programming (OLP) is a method performed before robot manipulation. It is the manual editing of the robot code using computer software to ... -
Sliding Friction and Wear Behavior of Pack-Boronized AISI 1050, 4140, and 8620 Steels
(Taylor & Francis Inc, 2008)This paper describes the dry sliding friction and wear performance of boronized AISI 1050, 4140, and 8620 steels with the Fe(2)B phase coating on the surface. The studies were carried out using a pin-on-disc arrangement. ... -
Soğutucu akışkan karışımlarının buhar sıkıştırmalı soğutma sisteminde termodinamik analizi
(2003)Bu çalışmada, emme/sıvı hattı ısı değiştiricili buhar sıkıştırmak soğutma sistemi için, farklı soğutucu akışkanlar ve karışımları kullanılarak soğutma tesir katsayısı ve hacimsel soğutma kapasitesi değerleri hesaplanmıştır. ... -
Statistical analysis of fracture strength of composite materials using Weibull distribution
(2002)In this study, the fracture strength of a carbon-epoxy composite plate has been statistically analysed by Weibull distribution. Nineteen tension tests were carried out. The results obtained vary between 439 MPa and 552 ... -
A statistical design optimization study of a multi-chamber reactive type silencer using simplex centroid mixture design
(Sage Publications Ltd, 2021)This study aims to optimize the acoustic performance of a silencer with baffles having extension tubes. It considers the position, the number and the extension geometry of the baffles as design variables and sound transmission ... -
Stress Analysis of an Arbitrarily-Shaped Structure with an Irregularly-Shaped Hole using Digital Image Correlation
(ELSEVIER, 2020)Engineering structures commonly have arbitrarily-shaped geometry and contain irregularly-shaped cutouts. The integrity of these structures is significantly influenced by the boundary stresses associated with these cutouts. ... -
A study for estimating solar resources in Turkey using artificial neural networks
(Taylor & Francis Inc, 2004)Turkey has sufficient solar radiation and radiation period for solar thermal applications since it lies in a sunny belt between 36degrees and 42degreesN latitudes. The yearly average solar radiation is 3.6 kWh/m(2) day, ...