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Miroslav Dado, Marián Schwarz, Jozef Salva, Richard Jankovic and Richard Hnilica
The hand-held power sander is a frequently used tool in woodworking, and it is a significant source of risk in terms of dust, vibration, and, notably, noise. The purpose of a hand-held power sander manufacturer?s noise emission statement is to provide in...
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Javad Tavakoli, Hossein Miri Lavasani and Samad Sheikhaei
A low-power and low-jitter 1.2 GHz Integer-N PLL (INPLL) is designed in a 65 nm standard CMOS process. A novel high-gain sampling phase detector (PD), which takes advantage of a transconductance (Gm) cell to boost the gain, is developed to increase the p...
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Ian Jasper Agulo and Leonid Kuzmin
We have developed a single-pixel capacitively coupled Cold-Electron Bolometer (CEB) and characterized it in the current-biased regime. The most attractive feature of the CEB is effective electron self-cooling of the absorber, which leads to a lower bolom...
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Olha Yeroshenko, Igor Prasol, Oleh Datsok
Pág. 113 - 119
The subject matter of the article is an electromyographic signal transducer, which are an integral part of devices for adaptive electrical stimulation of muscle structures based on reverse electromyographic communication. The goal of the work is to study...
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Ha Duyen Trung
Recently, a combination of unmanned aerial vehicles (UAVs) and free-space optics (FSO) has been investigated as a potential method for high data-rate front-haul communication links. The aim of this work was to address the performance of UAV-to-ground sta...
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Gwan-Hee Son, Beom-Soo Kim, Seung-Je Cho and Young-Jun Park
As the demand for agricultural electric vehicles increases, it is becoming important to conduct noise reduction in consideration of the characteristics of an electric powertrain. This study was conducted to optimize the shape design of gearbox housing fo...
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Mélissa Férand, Thomas Livebardon, Stéphane Moreau and Marlène Sanjosé
A hybrid methodology combining a detailed Large Eddy Simulation of a combustion chamber sector, an analytical propagation model of the extracted acoustic and entropy waves at the combustor exit through the turbine stages, and a far-field acoustic propaga...
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Xiao Ma, Danfeng Qiu, Qing Tao and Daiyin Zhu
Due to its accuracy, simplicity, and other advantages, the Kalman filter method is one of the common algorithms to estimate the state-of-charge (SOC) of batteries. However, this method still has its shortcomings. The Kalman filter method is an algorithm ...
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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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Zhenxu Sun, Ye Zhang and Guowei Yang
Aerodynamic noise increases with the sixth power of the running speed. As the speed increases, aerodynamic noise becomes predominant and begins to be the main noise source at a certain high speed. As a result, aerodynamic noise has to be focused on when ...
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