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Rudy Soenoko,Purnami Purnami
Pág. 24 - 36
Bowl bladed kinetic turbine has a low performance. This is a simple turbine, easy to make, easy to install and inexpensive. Kinetic turbines are made specifically for rural areas which may be far from technology facilities. The reason why this kind of tu...
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Navjot Singh Sandhu, Saurabh Chanana
Pág. 289 - 316
Power production of a wind turbine is dependent upon its rotor size and at present wind turbines with large rotor diameter (>175 m) are available in the market. However major problems associated with such large size conventional turbines are their cos...
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Paolo Gaetani and Giacomo Persico
This paper presents the results of an experimental study on the evolution of hot streaks generated by gas turbine burners in an un-cooled high-pressure turbine stage. The prescribed hot streaks were directed streamwise and characterized by a 20% over-tem...
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Erwin Erwin,Tresna Priyana Soemardi,Adi Surjosatyo,Sakti Nurfuadi,Slamet Wiyono
Pág. 53 - 58
The current direction of wind turbine development is more on horizontal wind turbine types because of its efficiency, which is better than vertical wind turbines. But there are some advantages of this vertical wind turbine in the kind of array turbines a...
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Yea-Kuang Chan and Jyh-Cherng Gu
Due to the very complex sets of component systems, interrelated thermodynamic processes and seasonal change in operating conditions, it is relatively difficult to find an accurate model for turbine cycle of nuclear power plants (NPPs). This paper deals w...
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Ehsan Gholamalizadeh and Jae Dong Chung
A solar chimney power plant consists of four main parts, a solar collector, a chimney, an energy storage layer, and a wind turbine. So far, several investigations on the performance of the solar chimney power plant have been conducted. Among them, differ...
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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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Liqiang Chen, Haijun Xuan, Wenbin Jia, Jianxin Liu, Zehui Fang and Yao Zheng
The airworthiness standards of the transport category airplanes stipulate that the high energy rotor equipment must be of the sufficient containment capacity. It is of great importance to study the containment and weight reduction for the air turbine sta...
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Bradford Knight, Robert Freda, Yin Lu Young and Kevin Maki
Hydrokinetic turbines extract energy from currents in oceans, rivers, and streams. Ducts can be used to accelerate the flow across the turbine to improve performance. The objective of this work is to couple an analytical model with a Reynolds averaged Na...
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Alok K. Mahapatra, Sanjay Sanjay
A computational analysis to investigate the effects of compressor pressure ratio, turbine inlet temperature, ambient relative humidity and ambient temperature on the performance parameters of an air cooled gas turbine cycle with evaporative cooling of in...
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Zhiqun Deng, Thomas J. Carlson, Dennis D. Dauble and Gene R. Ploskey
Hydropower is the largest renewable energy source in the world. However, in the Columbia and Snake River basins, several species of Pacific salmon and steelhead have been listed for protection under the Endangered Species Act due to significant declines ...
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Calogero Picone, Marco Sinagra, Luana Gurnari, Tullio Tucciarelli and Pasquale G. F. Filianoti
In the last few decades, hydropower production has been moving toward a new paradigm of low and diffused power density production of energy with small and mini-hydro plants, which usually do not require significant water storage. In the case of nominal p...
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Brian G. Sanderson, Richard H. Karsten and Daniel J. Hasselman
An area has been designated for demonstrating the utility of marine hydrokinetic turbines in Minas Passage, Bay of Fundy. Marine renewable energy may be useful for the transition from carbon-based energy sources, but there is concern for the safety of fi...
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Hanwei Teng, Shujian Li, Zheng Cao, Shuang Li, Changping Li and Tae Jo Ko
Wind energy is a type of clean energy that can address global energy shortages and environmental issues. Wind turbine blades are a critical component in capturing wind energy. Carbon fiber composites have been widely recognized for their excellent overal...
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Ke Song and Yuchi Kang
The tidal turbines represent a new frontier for extracting energy from tides source. Despite the technology being mature, new solutions aimed at improving performance, reliability with reduced environmental impact, manufacturing and installation costs ar...
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Yiyi Xu, Jun Zhao, Shuai Sun and Pengfei Liu
The effect of vibration and oscillation of an instrumented testing apparatus on horizontal axis tidal turbine rotor energy generation performance was examined and analyzed. Enforcement struts and an accelerometer were installed to measure and record vibr...
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Yumin Liu, Patrick Hendrick, Zhengping Zou and Frank Buysschaert
Empirical correlations are still fundamental in the modern design paradigm of axial turbines. Among these, the prominent Ainley and Mathieson correlation (Ainley D. and Mathieson G., 1951, ?A Method of Performance Estimation for Axial-Flow Turbines,? ARC...
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José Ramón Serrano, Andrés Omar Tiseira, Juan Antonio López-Carrillo and Natalia Hervás-Gómez
The widespread trend of pursuing higher efficiencies in radial turbochargers led to the prompting of this work. A 3D-printed model of the static parts of a radial variable geometry turbine, the vaned nozzle, and the volute, was developed. This model was ...
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Zachary Robison and Andreas Gross
To better understand the wake effects at low Reynolds numbers, large-eddy simulations of a 50% reaction low-pressure turbine stage and a linear cascade with two different bar wake generators were carried out for a chord Reynolds number of 50,000. For the...
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Andrea Notaristefano and Paolo Gaetani
The transport of entropy waves and their impact on the stage aerodynamics are still open questions. This paper shows the results of an experimental campaign that focuses on the swirling entropy waves advection through an axial turbine stator. The researc...
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