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Juan Luis Pérez-Ruiz, Yu Tang, Igor Loboda and Luis Angel Miró-Zárate
In the field of aircraft engine diagnostics, many advanced algorithms have been proposed over the last few years. However, there is still wide room for improvement, especially in the development of more integrated and complete engine health management sy...
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Wenjie Shen, Suofang Wang and Xiaodi Liang
Impellers are utilized to increase pressure to ensure that a radial pre-swirl system can provide sufficient cooling airflow to the turbine blades. In the open literature, the pressurization mechanism of the impellers was investigated. However, the effect...
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Zhixing Ji, Fafu Guo, Tingting Zhu, Kunlin Cheng, Silong Zhang, Jiang Qin and Peng Dong
Developing hybrid electric aircraft is propitious to reducing carbon dioxide emissions and fuel consumption. Combustion engines coupled with solid oxide fuel cells are proposed for aircraft propulsion systems, where the compressor is powered by fuel cell...
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Binbin Yan, Minghui Hu, Kun Feng and Zhinong Jiang
Accurate component analytical solution is very important to gas path prognostics and diagnostics of a gas turbine. However, due to the highly complex nonlinear behavior of component performance, the nonlinear relationships between various key parameters ...
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Soheil Jafari, Ahmed Bouchareb and Theoklis Nikolaidis
This paper presents a methodological approach for mathematical modelling and physics-based analysis of accessory gearbox (AGB) thermal behavior in gas turbine aero engines. The AGB structure, as one of the main sources of heat in gas turbine aero engines...
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Olexandr Khustochka, Sergiy Yepifanov, Roman Zelenskyi and Radoslaw Przysowa
Zero-dimensional models based on the description of the thermo-gas-dynamic process are widely used in the design of engines and their control and diagnostic systems. The models are subjected to an identification procedure to bring their outputs as close ...
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James Large and Apostolos Pesyridis
In this study, the on-going research into the improvement of micro-gas turbine propulsion system performance and the suitability for its application as propulsion systems for small tactical UAVs (<600 kg) is investigated. The study is focused around the ...
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Amare D. Fentaye, Aklilu T. Baheta, Syed I. Gilani and Konstantinos G. Kyprianidis
Gas-path diagnostics is an essential part of gas turbine (GT) condition-based maintenance (CBM). There exists extensive literature on GT gas-path diagnostics and a variety of methods have been introduced. The fundamental limitations of the conventional m...
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Yaroslav Dvirnyk, Dmytro Pavlenko and Radoslaw Przysowa
This paper analyzes the health and performance of the 12-stage axial compressor of the TV3-117VM/VMA turboshaft operated in a desert environment. The results of the dimensional control of 4800 worn blades are analyzed to model the wear process. Operation...
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Detang Zeng, Dengji Zhou, Chunqing Tan and Baoyang Jiang
It is essential to monitor and to diagnose faults in rotating machinery with a high thrust?weight ratio and complex structure for a variety of industrial applications, for which reliable signal measurements are required. However, the measured values cons...
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Detang Zeng, Dengji Zhou, Chunqing Tan and Baoyang Jiang
It is essential to monitor and to diagnose faults in rotating machinery with a high thrust?weight ratio and complex structure for a variety of industrial applications, for which reliable signal measurements are required. However, the measured values cons...
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Feng Lu, Chunyu Jiang, Jinquan Huang, Yafan Wang and Chengxin You
Gas path fault diagnosis involves the effective utilization of condition-based sensor signals along engine gas path to accurately identify engine performance failure. The rapid development of information processing technology has led to the use of multip...
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Feng Lu, Yafan Wang, Jinquan Huang and Yihuan Huang
This paper considers the problem of gas turbine transient performance tracking in a cluttered environment. To increase the accuracy and robustness of state estimation, a data-fusion nonlinear estimation method based on an adaptive particle filter (PF) is...
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M. Altosole, Massimo Figari
Pág. 129 - 147
In the last year, the Department of Naval Architecture and Marine Engineering of Genoa University (now Department of Naval Architecture, Marine Technology and Electrical Engineering) collaborated to the design of the propulsion automation of two differen...
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Anwr Albaghdadi
Pág. 34 - 41
This paper presents the application of an Artificial Neural Network (ANN) based model for performance ?prediction of a power generation gas turbine. The suggested model was optimized to provide a large ?database for comparison between different ANN topol...
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Szymon Fulara, Maciej Chmielewski and Marian Gieras
A miniature gas turbine (MGT) is proposed as a promising future energy source. Increasingly stringent requirements related to harmful combustible gas emissions and a trend towards improved energy generation efficiency drive the quest for new MGT technolo...
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Jianying Gong, Tieyu Gao, Junxiong Zeng, Jianqiang Hou and Zhen Li
This study numerically examines the effect of actual gas turbine operating conditions on heat transfer characteristics in a ribbed passage with mist/steam cooling. A 60° ribbed passage with aspect ratio of 1/1 was investigated at Reynolds number of 300,0...
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Leonardo Pierobon, Tuong-Van Nguyen, Andrea Mazzucco, Ulrik Larsen and Fredrik Haglind
Over the last years, much attention has been paid to the development of efficient and low-cost power systems for biomass-to-electricity conversion. This paper aims at investigating the design- and part-load performance of an innovative plant based on a w...
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Leonardo Pierobon, Tuong-Van Nguyen, Andrea Mazzucco, Ulrik Larsen and Fredrik Haglind
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