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Shucong Liu, Hongjun Wang and Xiang Zhang
In gas turbine rotor systems, an intelligent data-driven fault diagnosis method is an important means to monitor the health status of the gas turbine, and it is necessary to obtain sufficient fault data to train the intelligent diagnosis model. In the ac...
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Sergio Castro-Hernández, Teresa López-Arenas, Edgar Vicente Torres-González, Helen Lugo-Méndez and Raúl Lugo-Leyte
In this study, we used the thermoeconomic theory to evaluate the impact of residue cost formation on the cost of electricity generated from natural gas burned in a gas turbine that applied sequential combustion; we also analyzed the impact of the combust...
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ZhiTan Liu, XiaoDong Ren, ZhiYuan Yan, HongFei Zhu, Tao Zhang, Wei Zhu and XueSong Li
A novel heating technology is presented to analyze the influence of inlet air heating on gas turbine efficiency under partial load. This technology uses the waste heat of a low-temperature heat sources, which includes but is not limited to the exhaust ga...
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Wahiba Yaïci, Evgueniy Entchev and Michela Longo
To restrict global warming and relieve climate change, the world economy requires to decarbonize and reduce carbon dioxide (CO2) emissions to net-zero by mid-century. Carbon capture and storage (CCS), and carbon capture and utilization (CCU), by which CO...
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Salmi Mohd Yunus, Savisha Mahalingam, Abreeza Manap, Nurfanizan Mohd Afandi and Meenaloshini Satgunam
Thermal barrier coating (TBC) and cooling air systems are among the technologies that have been introduced and applied in pursuing the extensive development of advanced gas turbine. TBC is used to protect the gas turbine components from the higher operat...
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Krzysztof Kosowski and Marian Piwowarski
The problems faced by designers of micro-turbines are connected with a very small volume flow rate of working media which leads to small blade heights and a high rotor speed. In the case of gas turbines this limitation can be overcome by the application ...
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Abdulaziz M. T. Alzayedi, Suresh Sampath and Pericles Pilidis
Restrictions on emissions are being imposed by regional and international shipping organisations, which raise the question of which marine fuel and technology can most effectively replace heavy fuel oil and diesel engines. The aim of this study is to fin...
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Shyy Woei Chang, Pey-Shey Wu, Ting-Yu Wan and Wei-Ling Cai
Increases in power density and thermal efficiency of a highly efficient gas turbine engine motivate an ever-mounting turbine entry temperature. The combined metallurgical and cooling advancements ensure the structural integrity of a gas turbine rotor bla...
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Sergej Maspanov, Igor Bogov, Svetlana Martynenko and Vladimir Sukhanov
This article analyses the exothermic reaction of flame ignition in the combustion chamber of a gas turbine unit, which is characteristic of combustion chambers operating on traditional hydrocarbon fuels. The combustion of gases as an explosive process in...
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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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Guohui Song, Qi Zhao, Baohua Shao, Hao Zhao, Hongyan Wang and Wenyi Tan
Hydrogen is expected to play an important role in renewable power storage and the decarbonization of the power sector. In order to clarify the environmental impacts of power regenerated through hydrogen-fueled gas turbines, this work details a life cycle...
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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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Moslem Uddin, Mohd Fakhizan Romlie and Mohd Faris Abdullah
In this study, the performance of an islanded gas turbine power generation system in Malaysia was investigated. Considering the low fuel efficiency of the plant during peak and part-load operations, an economic analysis was also carried out, over the per...
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Wei Chen, Xiansi Lou and Chuangxin Guo
The risks faced by modern energy systems are increasing, primarily caused by natural disasters. As a new form of multi-level energy complimentary utilization, integrated energy systems are attracting more and more attention for their high-efficiency and ...
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Chia-Chi Chang, Manh Van Do, Wei-Li Hsu, Bo-Liang Liu, Ching-Yuan Chang, Yi-Hung Chen, Min-Hao Yuan, Cheng-Fang Lin, Chang-Ping Yu, Yen-Hau Chen, Je-Lueng Shie, Wan-Yi Wu, Chien-Hsien Lee and Trinh Van Tuyen
Combined heat and power production from biogas is now playing an important role in energy and resource utilization as well as pollution control in waste water treatment. This research used biogas from the Bali Sewage Treatment Plant in New Taipei City, T...
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Zhitan Liu, Yugang Li, Kai Wang, Weiwei Shao, Bo Wang and Chen Sun
The problem of yellow plume exists in most heavy-duty gas turbine units under start-up and low load conditions. How to suppress the yellow plume is a difficult problem in gas turbine power plants. It is judged that yellow plume is caused by the high NO2 ...
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Combined heat and power production from biogas is now playing an important role in energy and resource utilization as well as pollution control in waste water treatment. This research used biogas from the Bali Sewage Treatment Plant in New Taipei City, T...
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Jiao Liu, Jinfu Liu, Daren Yu, Myeongsu Kang, Weizhong Yan, Zhongqi Wang and Michael G. Pecht
Gas turbine hot component failures often cause catastrophic consequences. Fault detection can improve the availability and economy of hot components. The exhaust gas temperature (EGT) profile is usually used to monitor the performance of the hot componen...
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Antti Alahäivälä, Juha Kiviluoma, Jyrki Leino and Matti Lehtonen
Power systems require a certain amount of flexibility to meet varying demand and to be able to cope with unexpected events, and this requirement is expected to increase with the emergence of variable power generation. In this paper, we focus on gas engin...
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Hongxin Zhu, Yimin Zhu, Xiaoyi Zhang, Jian Chen, Mingyu Luo and Weiguang Huang
Performing online damage evaluation of blades subjected to complex cyclic loads based on the operating state of a gas turbine enables real-time reflection of a blade?s damage condition. This, in turn, facilitates the achievement of predictive maintenance...
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