Güncel Gönderiler: Gümüşhane University Institutional Repository
Toplam kayıt 5428, listelenen: 5361-5380
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Exergetic Analysis of Using Gaseous Fuels in Spark Ignition Engines
(Journal of Thermophysics and Heat Transfer (The American Institute of Aeronautics and Astronautics), 2014)This paper aims to investigate the use of alternative gaseous fuels in spark ignition engines via an exergy analysis.A quasi-dimensional two-zone thermodynamic cycle model is used for this purpose. The intake and exhaust ... -
COMPARATIVE INVESTIGATION THE USE OF METHANOL AND METHYL TERTIARY BUTYL ETHER IN GASOLINE ON ENGINE PERFORMANCE, CO EMISSIONS AND FUEL COST
(Turkish Soc Thermal Sciences Technology, 2013)This study is concerned with investigating experimentally the effects of methanol and Methyl tert-Butyl Ether (MTBE) blending to base gasoline on the performance CO emissions and fuel cost of a spark ignition (SI) engine. ... -
Effects of charge properties on exergy balance in spark ignition engines
(Elsevier Sci Ltd, 2013)This study investigates the effects of the air-fuel mixture (charge) properties on the exergy balance in spark ignition engines. A thermodynamic cycle model including compression, combustion and expansion processes is used. ... -
Exergetic Evaluation of Speed and Load Effects in Spark Ignition Engines
(Edp Sciences S A, 2012)Exergetic Evaluation of Speed and Load Effects in Spark Ignition Engines This study investigates the effects of various operating conditions in spark ignition engines via an exergy analysis. A thermodynamic cycle model ... -
Dietil eter-motorin karışımlarının motor performansına etkilerinin deneysel incelenmesi
(Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi, 2012)Bu çalışmada, dietil eter (DEE)-motorin karışımlarının motor performansına etkileri deneysel olarak incelenmiştir. Yakıt karışımları motorin içerisine hacimsel olarak %2,5, %5, %7,5 ve %10 oranlarında dietil eter karıştırılarak ... -
Alternative gaseous fuels in port fuel injection spark ignition engines
(Elsevier Sci Ltd, 2011)This paper investigates the use of alternative gaseous fuels in port fuel injection spark ignition engines via the Lotus engine simulation program. To this end, the engine model for a port fuel injection spark ignition ... -
Determination of indoor radon and soil radioactivity levels in Giresun, Turkey
(ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2008-08)Indoor radon survey and gamma activity measurements in soil samples were carried out in the Giresun province (Northeastern Turkey). The result of analysis of variance showed a relationship between indoor radon and radium ... -
Thermodynamic, performance and emission investigation of a diesel engine running on dimethyl ether and diethyl ether
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2011)This study investigates the use of dimethyl ether and diethyl ether in diesel engines as alternative fuels. A direct injection diesel engine was simulated via a thermodynamic cycle model for investigation. Thermodynamic ... -
Yoğun Harmonikli Bir Elektrik Dağıtım Şebekesinin Modellenmesi
(2011)Bu çalışmada, elektrik dağıtım şebekelerinde her geçen gün büyüyen bir problem olarak karşımıza çıkan harmoniklerin seviyelerinin incelenebilmesi için örnek bir dağıtım şebekesinin farklı noktalarında ölçümler yapılmıştır. ... -
Effective atomic numbers and electron densities of CuGaSe2 semiconductor in the energy range 6-511 keV
(JOHN WILEY & SONS LTD, THE ATRIUM, SOUTHERN GATE, CHICHESTER PO19 8SQ, W SUSSEX, ENGLAND, 2008-09)The effective atomic numbers and electron densities of the CuGaSe2 semiconductor were calculated at 29 different energies from 6.9 to 511.0 keV by using the measured mass attenuation coefficients. Also, the mass attenuation ... -
Konya 2-3. Organize Sanayi Bölgesi Elektrik Dağıtım Şebekesindeki Harmonik Seviyelerinin İncelenmesi
(2009)Bu çalışmada, Konya 2. ve 3. Organize Sanayi Bölgesinin AG-OG elektrik dağıtım sistemindeki harmonik kaynakları incelenmiştir. Bu dağıtım şebekesinin farklı noktalarında ölçümler yapılmıştır. Yapılan ölçümler sonucunda ... -
Theoretical analysis the use of dimethyl ether and diethyl ether in a diesel engine
(Sila Science, 2011)In this study, the use of dimethyl ether (DME) and diethyl ether (DEE) in diesel engines as alternative fuels investigated. A commercial suction (naturally-aspirated) direct injection (SDI) automobile diesel engine was ... -
Transformatör Bağlantı Gruplarının Elektrik Dağıtım Şebekelerindeki Harmoniklere Etkilerinin İncelenmesi
(2011)In this paper, effects of transformer connection types to harmonics on electrical distribution systems were analyzed according to the simulation results. The simulation was prepared by using Simpowersystems toolbox of ... -
137Cs and 40K activity concentration measurements and elemental analysis in lichen samples collected from the Giresun province of northeastern Turkey
(TAYLOR & FRANCIS LTD, 4 PARK SQUARE, MILTON PARK, ABINGDON OX14 4RN, OXON, ENGLAND, 2008-09-01)About 21 years after the Chernobyl accident, (137)Cs and (40)K activity concentration measurements using gamma-ray spectroscopy and elemental analysis using energy dispersive X-ray spectroscopy were performed in five ... -
Investigation of the Effect of Dual Ignition on the Exhaust Emissions of an SI Engine Operating on Different Conditions by Using Quasi-dimensional Thermodynamic Cycle Model
(Strojarstvo (Croatian Union of Mechanical Engineers and Naval Architects), 2009)In the presented study, the effects of using dual-spark plug and variation of the spark plug location on the exhaust emissions of an SI engine operating in different conditions were investigated theoretically. A quasi-dimensional ... -
Genetic Algorithm in Electrical Transmission Lines Path Finding Problems
(IEEE, 2013)Today, Geographic Information Systems (GIS) solutions have entered every corner of the engineering studies like Electrical Transmission Lines (ETL) route optimization, vehicle routing, power plant siting and so on. ... -
Simulation of a large electric distribution system having intensive harmonics in the industrial zone of Konya
(2013)In this study, measurements were taken at di?erent points of a sample distribution system in order to analyze the levels of harmonics that appear as a day-to-day increasing problem in electrical distribution systems. ... -
Effects of the Stroke Bore Ratio on the Performance Parameters of a Dual-Spark-Ignition (DSI) Engine
(Energy & Fuels (ACS Publishers), 2009)In this study, the effects of the stroke/bore (S/B) ratio on the performance parameters of an engine having dual-spark ignition (DSI) were investigated theoretically by using a quasi-dimensional thermodynamic cycle model. ... -
Exergetic Analysis of Using Oxygenated Fuels in Spark-Ignition (SI) Engines
(Energy & Fuels (ACS Publications), 2009)In this study, the use of the oxygenated fuels in spark-ignition (SI) engines has been investigated by means of exergy analysis. For this purpose, a two-zone quasi-dimensional thermodynamic cycle model was used. The cycle ... -
Mathematical analysis of spark ignition engine via the combination of the first and second laws of thermodynamics
(Proceedings of Royal Society A-Mathematical Physical & Engineering Sciences (Royal Society Publishing), 2008)This study aims at the theoretical exergetic evaluation of spark ignition engine operation. For this purpose, a two-zone quasi-dimensional cycle model was installed, not considering the complex calculation of fluid motions. ...
