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pro vyhledávání: '"Jiang A"'
Improved PWM Methods to Reduce the Common Mode Voltage of the Five-Phase Open-Winding Drive Topology
Publikováno v:
Energies, Vol 15, Iss 17, p 6382 (2022)
With the phase angle and shape modifications for carriers, two improved carrier-based pulse width modulation (CPWM) methods with common-mode voltage (CMV) suppression effects for the five-phase open-winding drive topologies are introduced. Theoretica
Externí odkaz:
https://doaj.org/article/03eead45b62644a79d4662c4c87ada46
Autor:
Chao Wang, Yongbin Wu, Chihui Luo, Youwei Jiang, Yunjun Zhang, Haoran Zheng, Qiang Wang, Jipeng Zhang
Publikováno v:
Energies, Vol 15, Iss 17, p 6102 (2022)
It is necessary to establish effective communication between two horizontal wells during the preheating period of steam-assisted gravity-drainage (SAGD). However, the preheating time is usually very long, which results in high steam consumption and C
Externí odkaz:
https://doaj.org/article/116cb9623d654658a05d1294fb053228
Publikováno v:
Energies, Vol 15, Iss 17, p 6139 (2022)
With the increase of energy demand, energy wasteful behavior is inevitable. To reduce energy waste, it is crucial to understand users’ electricity consumption habits and detect abnormal usage behavior in a timely manner. This study proposes a high-
Externí odkaz:
https://doaj.org/article/633dce03afc74bf083a853cae3511b05
Publikováno v:
Energies, Vol 15, Iss 17, p 6195 (2022)
In recent years, replacing internal combustion engine vehicles with electric vehicles has been a significant option for supporting reducing carbon emissions because of fossil fuel shortage and environmental contamination. However, the rapid growth of
Externí odkaz:
https://doaj.org/article/fc3672679b10410197c7fc5118b93d83
Publikováno v:
Energies, Vol 15, Iss 17, p 6301 (2022)
Inorganic nanopores occurring in the shale matrix have strong hydrophilicity and irreducible water (IW) film can be formed on the inner surface of the pores making gas flow mechanisms in the pores more complex. In this paper, the existence of irreduc
Externí odkaz:
https://doaj.org/article/83f10574add846df93a47cb65d1c1914
Publikováno v:
Energies, Vol 15, Iss 17, p 6317 (2022)
The insulation pressboard is very important in the insulation of oil-immersed transformers, which determines the useful life of the transformer. In order to analyze the change in the micro topography of the pressboard under the condition of thermal a
Externí odkaz:
https://doaj.org/article/57d01be8a9bd4bc1aeed6e4abfa86507
Publikováno v:
Energies, Vol 15, Iss 17, p 6330 (2022)
In order to study the effect of tip clearance on the internal cavitation stability of a shunt blade inducer, an external characteristics experiment of a centrifugal pump with a shunt blade inducer was carried out. Based on the turbulence model and mi
Externí odkaz:
https://doaj.org/article/a023e7c1b35a4d8c887202e9880dc852
Publikováno v:
Energies, Vol 15, Iss 17, p 6321 (2022)
Approaches to studying electromagnetic induction in weak coupling have recently received attention in robotics since they could be used to supply energy to robots, allowing robots to diagnose and treat diseases in the human body. A three-dimensional
Externí odkaz:
https://doaj.org/article/c6178788c82c4731a6116a7ae4b0bcad
Autor:
Jiajia Chen, Dongdong Yuan, Huafei Jiang, Liyong Zhang, Yong Yang, Yucan Fu, Ning Qian, Fan Jiang
Publikováno v:
Energies, Vol 15, Iss 35, p 35 (2022)
Energies; Volume 15; Issue 1; Pages: 35
Energies; Volume 15; Issue 1; Pages: 35
Bone drilling is a common surgical operation, which often causes an increase in bone temperature. A temperature above 47 °C for 60 s is the critical temperature that can be allowed in bone drilling because of thermal bone osteonecrosis. Therefore, t
Publikováno v:
Energies, Vol 15, Iss 148, p 148 (2022)
Energies; Volume 15; Issue 1; Pages: 148
Energies; Volume 15; Issue 1; Pages: 148
In order to deepen the understanding of rotating effects on internal cooling, the flow and heat transfer characteristics of 2-pass rotating rectangular smooth/ribbed channels are investigated by Reynolds-Averaged Navier-Stokes (RANS) simulation. Thre