Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 144, listelenen: 121-140
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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, ... -
A Study of Cloth Seal Leakage Performance Based on Geometry and Pressure Load
(MDPI, 2020)Metal cloth seals have been used increasingly in gas turbines due to their flexibility and superior leakage performance. Leakage performance of a metal cloth seal depends on operating conditions, slot and geometric dimensions. ... -
Sıralı çift ateşlemeli bir benzin motorunda CNG kullanımı için ateşleme avansı etkilerinin silindir içi yanma had analizi ile incelenmesi
(2019)Bu çalışmada; sıralı çift ateşlemeli bir benzin motorunda CNG kullanımı için ateşleme avansının motor karakteristiklerine ve silindir içi alev gelişimine etkileri, silindir içi yanma modellenerek sayısal analizlerle ... -
Theoretical and experimental investigation of acoustic performance of multi-chamber reactive silencers
(ELSEVIER SCI LTD, 2020)The acoustic attenuation and performance analysis for blast flow field inside a silencer is investigated. In this regard, a silencer system is designed to reduce the exhaust noise. The effect of position and the number of ... -
Thermodynamic analyses of refrigerant mixtures using artificial neural networks
(Elsevier Sci Ltd, 2004)The aim of this study is to make a contribution towards the efforts of reducing the use of CFCs by finding a drop-in replacement for pure refrigerants used in domestic and industrial appliances. The suggested solution is ... -
Titreşim analiziyle rulman arızalarının belirlenmesi
(2003)Bu çalışmada, mevcut olan titreşim analizi metodu ile rulman arızalarının belirlenmesi ele alınmıştır. Rulman titreşimleri, ölçümü ve analizi özet olarak verilmiş, silindirik tip yuvarlanma elemanına sahip bir rulmanda ... -
Tool Condition Monitoring in Turning Using Statistical Parameters of Vibration Signal
(Int Inst Acoustics & Vibration, 2016)In this study, the relationship between vibration and tool wear is investigated during high-speed dry turning by using statistical parameters. It is aimed to show how tool wear and the work piece surface roughness changes ... -
Tool wear evaluation by vibration analysis during end milling of AISI D3 cold work tool steel with 35 HRC hardness
(Elsevier Sci Ltd, 2007)In this study, the relationship between vibration and tool wear was investigated during end milling. For this purpose, a series of experiment were conducted in a vertical milling machine. An indexable CBN insert and AISI ...