Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Myeong-Hwan Hwang"'
Publikováno v:
IEEE Access, Vol 10, Pp 123746-123756 (2022)
This study proposes an instant orientation correction strategy to perform an orientation alignment-based formation control applicable to nonholonomic agents. Generally, an orientation alignment-based formation control cannot be applied to nonholonomi
Externí odkaz:
https://doaj.org/article/57c261a0cfc4442f9849555748f8a739
Publikováno v:
IEEE Access, Vol 9, Pp 99731-99741 (2021)
In this paper, output power distribution algorithm is proposed for the front- and rear-motors through the power distribution system of four-wheel-drive (4WD) electric vehicles. Through the power distribution system, optimal control of the power distr
Externí odkaz:
https://doaj.org/article/ce41b88582b24ed688b8cc45475dcaaa
Autor:
Hyeon-Woo Kim, Angani Amarnathvarma, Eugene Kim, Myeong-Hwan Hwang, Kyoungmin Kim, Hyunwoo Kim, Iksu Choi, Hyun-Rok Cha
Publikováno v:
Energies, Vol 15, Iss 8, p 2717 (2022)
The market for electric vehicles is growing rapidly. Among them, the demand for a dual motor type 4 WD (Four -Wheel Driving) system is increasing. In this paper, we present the Torque Matching Strategy (TMS) method to select the optimal torque distri
Externí odkaz:
https://doaj.org/article/f4b1bae9d9e442b191494667645458a5
Publikováno v:
Applied Sciences, Vol 11, Iss 11, p 4856 (2021)
As unmanned aerial vehicles expand their utilization and coverage, research is in progress to develop low-weight and high-performance motors to efficiently carry out various missions. An electromagnetic field interior permanent magnet (IPM) motor was
Externí odkaz:
https://doaj.org/article/58f15aa48c0040699a299528bb10af89
Publikováno v:
Applied Sciences, Vol 11, Iss 2, p 727 (2021)
In recent years, photovoltaic (PV) power generation has attracted considerable attention as a new eco-friendly and renewable energy generation technology. With the recent development of semiconductor manufacturing technologies, PV power generation is
Externí odkaz:
https://doaj.org/article/473f899d76204839b213ca1ef90b02b5
Autor:
Myeong-Hwan Hwang, Hae-Sol Lee, Se-Hyeon Yang, Gye-Seong Lee, Jong-Ho Han, Dong-Hyun Kim, Hyeon-Woo Kim, Hyun-Rok Cha
Publikováno v:
Energies, Vol 12, Iss 9, p 1761 (2019)
Recently, various methods have been proposed to increase the output power density of a driving motor applied to an electric vehicle. One such method is to design a structure with two motor rotors. High output density can be obtained by applying the d
Externí odkaz:
https://doaj.org/article/e4894a72b79b44829a87a4e848db0f0d
Publikováno v:
Materials, Vol 12, Iss 5, p 824 (2019)
In this paper, the densification mechanism of ultrasonic compaction was analyzed using a force balance model. Ultrasonic compaction is quite a promising way to solve the lower mechanical property problem of green compact in the compaction process, al
Externí odkaz:
https://doaj.org/article/1dbef4f883ff4f6789dd735b91da19a6
Publikováno v:
Energies, Vol 12, Iss 5, p 845 (2019)
In this study, a method to determine the optimal generator operating point is proposed to enhance the utilization of power resources in a range-extended electric vehicle (Re-EV). Currently, the Re-EV is being developed as one of the solutions to the
Externí odkaz:
https://doaj.org/article/8f31793ac1964141b2467f5065a5cc50
Publikováno v:
Energies, Vol 11, Iss 11, p 3053 (2018)
Drive motors, which are used in the drive modules of electric cars, are interior permanent magnet motors. These motors tend to have high cogging torque and torque ripple, which leads to the generation of high vibration and noise. Several studies have
Externí odkaz:
https://doaj.org/article/20e60394c59c4c9cadfe9ebb67670a0d
Publikováno v:
Energies, Vol 11, Iss 10, p 2601 (2018)
The recent increase in the use of permanent magnet rotor motors underlines the importance of designing a rotor with an interior permanent magnet (IPM) structure, high power, and high efficiency. This study analyzed the rotor shapes of IPM motors for
Externí odkaz:
https://doaj.org/article/b8c160f2f60a4334abee26b3157cb628