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Robin Fonk, Tobias Graf, Sven Paeßler, Christiane Bauer, Josef Kallo and Caroline Willich
Hybrid electric aircraft with a powertrain based on fuel cells and batteries can reduce climate-active emissions in aviation. In a direct hybrid powertrain, the fuel cell and the battery are connected in parallel, without a DC/DC converter balancing thei...
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Rudolf Abrahám, Radoslav Majdan, Katarína Kollárová, Zdenko Tkác, Eva Matejková, Sona Masarovicová and Róbert Drlicka
In general, energy loss reduction via the interaction of tires with the ground improves tractor traction performance when a drawbar pull is generated. This paper is examines the driving wheels with steel spikes for a tractor equipped with modern radial t...
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Yu Fu, Shuqing Hao, Junhao Zhang, Liwen Yu, Yuxin Luo and Kuan Zhang
This paper proposes an active?reactive power collaborative scheduling model with cluster division for the flexible distributed energy resources (DERs) of smart-building systems to resolve the high complexity of the centralized optimal scheduling of massi...
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Yanbo Li, Pu Yin and Junshuo Chen
The equalization technique is a key technique in the secondary utilization of retired batteries. In this paper, a double-layer equalization method is proposed, which combines the reconfigurable topology with the converter active equalization method. The ...
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Daniel Kalús, Daniela Koudelková, Veronika Mucková, Martin Sokol and Mária Kurcová
The research described in this study focuses on the innovation and optimization of building envelope panels with integrated energy-active elements in the thermal barrier function. It is closely related to developing and implementing the prototype prefabr...
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Wenquan Sun, Zhiqiang Xiao, Yongjun Sun, Lei Ding and Jun Zhou
In this paper, a high-efficiency and stable Cu-Ce@?-Al2O3 catalyst was prepared by taking the reverse osmosis (RO) concentrated water of a sewage treatment plant as the treatment object and activated alumina as the carrier. The preparation factors that a...
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Jun-Yong Park, Deok-Young Sohn and Yun-Ho Choi
As the demand for electrical energy increases worldwide, the amounts of harmful gases in the atmosphere, such as carbon dioxide released by burning fossil fuel, are continuously increasing. As a result, the interest in renewable energy resources has been...
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Bu Il Jeon, Byung Jun Kang, Hyun Chan Cho and Jongwon Kim
An electromyogram (EMG) is a signal for muscle output that indicates the degree of muscle contraction and relaxation. For these muscle signals to be output, certain signals must be received from the brain. To analyze these relations, electroencephalogram...
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Udochukwu B. Akuru, Maarten J. Kamper
The China-based monopoly of high-energy permanent magnet materials used in modern wind generators impact the economic viability and local content value of most wind turbines installed in South Africa, especially large installations. It is possible to des...
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Xiaochen Xu, Yanfang Li, Guoquan Zhang, Fenglin Yang and Ping He
Magnetic spinel ferrites that act as heterogeneous catalysts and generate powerful radicals from peroxymono-sulfate (PMS) for the degradation of organic pollutants have received much attention in recent years due to the characteristic of environmental be...
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