Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Haohao Guo"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract The energy efficiency identification of machining process plays an indispensable part in achieving energy-efficient manufacturing and improving energy utilization as well as productivity and surface quality. However, there is a great difficu
Externí odkaz:
https://doaj.org/article/ae8381e1dbb14470bd355f86d6355030
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 160, Iss , Pp 110077- (2024)
The dc-link voltage oscillation caused by the negative impedance characteristic of the constant power load is a significant issue in the series LC branch-permanent magnet synchronous motor (PMSM) cascade system. To this end, this paper proposes a vol
Externí odkaz:
https://doaj.org/article/1bd7ff3e266f467f89422fcc8275062d
Publikováno v:
Actuators, Vol 13, Iss 2, p 73 (2024)
Repetitive control (RC) has been widely used in many fields due to its excellent ability to suppress periodic disturbances. However, when the permanent magnet synchronous motor (PMSM) operates at variable speeds, the speed loop sampling frequency is
Externí odkaz:
https://doaj.org/article/5d891a2a185944fe817b5b39e63a6843
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 1, p 154 (2024)
This paper proposes a new method for compensating current measurement errors in shipboard permanent magnet propulsion motors. The method utilizes cascade decoupling second-order generalized integrators (SOGIs) and adaptive linear neurons (ADALINEs) a
Externí odkaz:
https://doaj.org/article/b283a1de71fa4b42a29f0ebb84abce6d
Autor:
Liming HU, Dantong LIN, Pengwei ZHANG, Xinghao ZHANG, Haohao GUO, Jay N Meegoda, Xiaoqiang DONG
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 53, Iss 3, Pp 360-370 (2022)
In this paper, the commonly used pore structure models were summarized. The concept, construction method, and application of pore structure reconstruction model, pore network model, and equivalent pore network model were introduced. From pore structu
Externí odkaz:
https://doaj.org/article/7754039ab7234f9e8185de2a285ec9ed
Publikováno v:
Journal of Marine Science and Engineering, Vol 11, Iss 9, p 1751 (2023)
In the control of marine permanent-magnet propulsion motors, active disturbance rejection control has attracted much attention because it can deal with external load disturbances and uncertainties of motor parameters at the same time. However, the co
Externí odkaz:
https://doaj.org/article/39cdfa035be84c6ca7005f17c2f173d7
Publikováno v:
Pharmacological Research - Modern Chinese Medicine, Vol 4, Iss , Pp 100133- (2022)
As a widely used Traditional Chinese Medicine in China, the extract of Brucea javanica has a variety of pharmacological effects, especially has been shown to have potent anti-cancer effects. Studies have found that Brucea javanica can play an anti-ca
Externí odkaz:
https://doaj.org/article/dccb0bfd4b1248b691cc2d656d7adc11
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
Abstract The permeability of shale is a significant and important design parameter for shale gas extraction. The shale gas permeability is usually obtained based on Darcy flow using standard laboratory permeability tests done on core samples, that do
Externí odkaz:
https://doaj.org/article/1b65799b57204edfb7627391664db423
Autor:
Xuzhou Zhuang, Qinjin Zhang, Yancheng Liu, Pengli Zhu, Xianglu Zheng, Yuji Zeng, Haohao Guo, Zhenrui Zhang
Publikováno v:
IEEE Access, Vol 9, Pp 18287-18297 (2021)
The power electronic converter that supplies power to the unmanned ship's servers can cause self-excited oscillation of the LC input filter under heavy load. To suppress voltage oscillation, an input impedance shaping method based on a sliding mode d
Externí odkaz:
https://doaj.org/article/8c7970d51d864bb181033d3d93a56b9a
Publikováno v:
IEEE Access, Vol 7, Pp 178652-178661 (2019)
This paper proposed an improved sensorless control strategy for ship electric propulsion which bases on I/f control and back electromotive force integral (EMF), suppressing the speed fluctuation during algorithm switching, improving the flux estimati
Externí odkaz:
https://doaj.org/article/08318671159e4e1599b13003bec2ffa2