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Filippo Merli, Nicolas Krajnc, Asim Hafizovic, Marios Patinios and Emil Göttlich
The purpose of the paper is to characterize the aerodynamic behavior of a rotor-downstream hub cavity rim seal in a high-pressure turbine (HPT) stage. The experimental data are acquired in the Transonic Test Turbine Facility at the Graz University of Tec...
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Serhii Korniievych,Vitaly Zhelezny,Olga Khliyeva,Mykola Shymchuk,Natalya Volgusheva
Pág. 55 - 62
The optimal choice of compressor oil and the use of nanoparticles as additives are a promising way to improve the efficiency of vapor compression refrigeration systems. The main barrier for the practical implementation of this approach in the industry is...
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Weifeng Wu, Zhao Zhang, Xiaolin Wang, Liangwei Yang and Quanke Feng
Refrigeration oil has a large effect on the performance of refrigeration systems. However, the physical and chemical indexes of fresh refrigeration oils often fail to reflect the actual operating characteristics, especially with respect to the degradatio...
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Natig Seyidahmadov
Pág. 17 - 21
To increase the efficiency of gas-lift oil and gas production, it is necessary to improve the operation of compressor stations, namely, to increase the reliability of the gas-motor piston compressor units installed in them. It is found that one of the vu...
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Xiao He and Xinqian Zheng
Transonic centrifugal compressors with high performance are required in the oil and gas industries, modern gas turbine engines, and turbochargers. The sweep of the blades is one of the crucial features that have a significant influence on their performan...
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Alex Rinaldi, Alberto Maria Merlo, Estefanía Hervás-Blasco, Emilio Navarro-Peris, José Miguel Coberán Salvador
Pág. 1061 - 1070
The new challenge in the reduction of CO2 emissions by heavy duty trucks is leading to a technological evolution in powertrain efficiency. Towards this objective, the EU has funded in the frame of the 7th framework program the project GASTONE: a collabor...
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