Başlık için Makina Mühendisliği Bölümü Makale Koleksiyonu listeleme
Toplam kayıt 35, listelenen: 12-31
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Effect of Welding Process Parameters on the Strength of Dissimilar Joints of S355 and Strenx 700 Steels Used in the Manufacture of Agricultural Machinery
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)The paper evaluates the possibility of using dissimilar materials joined by welding technology in the construction of agricultural machinery. The desire to design larger and more efficient structures requires designers to ... -
Energy and Cost Evaluation of Different HVAC Systems in an Office Building
(Univ Osijek, Tech Fac., 2022)Researchers state that people spend about 90 percent of their time indoors, and accordingly, the place of HVAC systems in our lives is increasing day by day. This brings about an increase in energy consumption. Considering ... -
Experimental and Numerical Analyses of A Heat Pump-Driven Chilled Ceiling Systems
(Begell House, 2018)Passive cooling covers the natural processes of heat dissipation and heat gain operations and provides a highly efficient, comfortable environment around. As commonly known, when air is heated, it rises, when cooled, it ... -
EXPERIMENTAL AND NUMERICAL ANALYSIS OF FLOW OVER A PICKUP TRUCK
(Begell House Inc., 2021)The drag forces and the overall drag coefficient of a typical pickup truck are investigated experimentally and the 3D numerical analysis is performed. A detailed 1/4-scale model is constructed and experiments are performed ... -
Experimental investigation of PCM location in a commercial display cabinet cooled by a transcritical CO2 system
(Elsevier, 2020)In this study, the influence of phase change material (PCM) location in a closed display cabinet cooled by a transcritical CO2 refrigeration system was examined experimentally. Two configurations have been investigated ... -
Experimental Investigation of the Microclimate Effects on Floating Solar Power Plant Energy Efficiency
(Springer, 2021)Solar PVs are mostly built on uncultivated land. However, the increase in land values due to the increasing world population, the lack of suitable areas for potential PV plants, especially in the land-scarce countries, and ... -
An Experimental Study on Sustainability of Historical Wooden Buildings Exposed to Open Sea Streams
(Slovak Forest Products Research INST, 2020)This research deals with the impact of the microclimate on historical wooden buildings exposed to open sea streams. The Florya Ataturk Marine Mansion in Istanbul, erected on the sea, totally defenceless to weather and sea ... -
Farklı Standart Koşullar İçin İki Kademeli Bir Soğutma Sisteminin Deneysel İncelenmesi
(TMMOB MAKİNA MÜHENDİSLERİ ODASI, 2020)Endüstriyel soğutma sistemlerinin enerji verimliliğini ve ekonomisini iyileştirmek için farklı tasarım seçenekleri günümüzde yoğun olarak çalışılmaktadır. Daha iyi çevrim performansı elde etmek için çevrim modifikasyonlarına ... -
Friction and wear properties of heavy load truck composite brake linings
(Walter de Gruyter GmbH, 2021)Materials for friction used in brakes should fulfill many requirements, such as stable friction performance in all conditions, lower change in the friction coefficient, high wear resistance and low wear rate. In this study, ... -
Gözenekli malzemelerin sönümlemeye etkisi
(Afyon Kocatepe Üniversitesi, 2011)Gözenekli ve gözeneksiz malzemelerin titreşim büyüklüğü araştırılmıştır. Metalik köpükler kullanılmıştır. Köpük doğal bir ürün değildir. Kapalı ve açık hücreli metalik köpükler mevcuttur. Gözenekli malzemede sönümleme ... -
Güneş enerjisi ile elektrik üretiminde örnek uygulamalar
(İstanbul Arel Üniversitesi Lisansüstü Eğitim Enstitüsü, 2021)Yenilenebilir enerji kaynaklarından biri ve enerji kaynaklarının temeli olan güneş enerjisi, ülkemiz için güneş alma potansiyeli dikkate alındığında enerji üretim kaynakları arasında en baskın olanıdır. Ülkemizde güneş ... -
The implementation of the high technology methods of cutting on st 50 alloyed steel and the examination of the effects of cutting operation at the surface of material
(2014)Since competition has risen in the manufacturing methods of present conditions, the chance of competition has lost in the situations which new or high technologies aren't exactly known. The proper selection is important ... -
Key implications on food storage in cold chain by energy management perspectives
(Frontiers Media SA, 2023)Over the past decades, increase in food shortages and food costs with the drought caused by population growth and climate change, it becomes more important to prevent food losses with the widespread use of cold storage. ... -
A Numerical Analysis of Convection Heat Transfer and Friction Factor for Oscillating Corrugated Channel Flows
(Taylor and Francis Ltd., 2021)The aim of this article is to understand numerically the flow and heat transfer characteristics under oscillating flow conditions for periodically corrugated wavy channel. For the same channel, under steady-state flow ... -
Optimal capacity for sustainable refrigerated storage buildings
(Elsevier Ltd, 2020)Widespread construction of cold storage buildings is important to ensure sustainability of the agricultural industry and reduce food loss. However, the number of cold storage buildings in most developing countries is ... -
Optimization of the finned double-pipe heat exchanger using nanofluids as working fluids
(Springer, 2020)The heat exchanger pipe diameter has a significant effect on the flow characteristics as well as on the initial investment, operation and overall cost. Increasing fin dimensions increases the annulus hydraulic diameters. ... -
Örnek Bir Malzemede Lineer Isı İletiminin Deneysel ve Sayısal Olarak İncelenmesi
(TMMOB MAKİNA MÜHENDİSLERİ ODASI, 2019)Literatür çalışmaları incelendiğinde; metalik malzemelerin, yapı malzemelerinin ve karma malzemelerin ısı iletim katsayılarının belirlenmesini, birbirine göre üstünlüklerinin ve zafiyetlerinin tespitini sağlayan bir ... -
THE PERFORMANCE EVALUATION OF R744 TRANSCRITICAL EJECTOR AND R290/R744 CASCADE REFRIGERATION SYSTEMS FOR TURKEY
(VINCA INST NUCLEAR SCI, 2020)In this study, performance of two different environmentally friendly systems with natural refrigerant solutions, R744 transcritical booster system with ejector and a R290/R744 cascade system are examined theoretically by ... -
R744/R404a Kaskat Soğutma Sistemi Performansının Deneysel İncelenmesi
(TMMOB MAKİNA MÜHENDİSLERİ ODASI, 2019)Soğutma sistemlerinde kullanılan kloro-floro hidrokarbonların çevreye ve ozona zararlı olmalarından dolayı daha çevreci ve doğal soğutucu akışkanların bu bileşiklerle değiştirilmesi zorunlu hale gelmiştir. Doğal soğutucu ... -
Theoretical analysis of a cascade refrigeration system with natural and synthetic working fluid pairs for ultra low temperature applications
(Turkish Soc Thermal Sciences Technology, 2020)In this study, a theoretical model is established using Engineering Equation Solver (EES) software in order to investigate the effects of different design and operation parameters on the performance of the cascade systems ...