Zobrazeno 1 - 10
of 167
pro vyhledávání: '"Kanjuro MAKIHARA"'
Publikováno v:
Actuators, Vol 13, Iss 4, p 143 (2024)
Three distinct synchronized switching circuits based on a magnetostrictive actuator are compared in this paper to examine their control mechanisms and circuit characteristics. These circuits include a semi-active shunt circuit, a semi-active current
Externí odkaz:
https://doaj.org/article/d470ff4651354fb180205a162e0a8a20
Publikováno v:
Applied Sciences, Vol 14, Iss 3, p 954 (2024)
The near-Earth space debris environment represents an existing hazard for human activities in space [...]
Externí odkaz:
https://doaj.org/article/3d03fe8f54cd4209b19def4810190214
Publikováno v:
IEEE Access, Vol 10, Pp 43964-43980 (2022)
A space elevator is a futuristic space transportation technology that enables low-cost and versatile payload transportation using climbers on a tether deployed from the geostationary orbit (GEO). In particular, a nonequatorial space elevator, which c
Externí odkaz:
https://doaj.org/article/738998325174446cb648644831a43191
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3477 (2023)
In the framework of electromechanical energy conversion devices for vibrational energy harvesting, magnetostrictive materials are an attractive alternative solution to the brittleness of piezoelectric materials. Electromagnetic systems have low volta
Externí odkaz:
https://doaj.org/article/fc8f94735da446188e0639868ddf8184
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 86, Iss 890, Pp 19-00452-19-00452 (2020)
Various high-performance structures are ready to fabricate with the advent of the technology for the additive manufacturing. This additive manufacturing technology has a potential to improve manufacturing costs and may help to achieve high-performanc
Externí odkaz:
https://doaj.org/article/26b0802ebd8c49ba969836045b596549
Publikováno v:
Sensors, Vol 21, Iss 11, p 3913 (2021)
The objective of this paper is to amplify the output voltage magnitude from a piezoelectric vibration energy harvester under nonstationary and broadband vibration conditions. Improving the transferred energy, which is converted from mechanical energy
Externí odkaz:
https://doaj.org/article/ee5ceb81a4da40758b7d4c93961f2854
Geometrically nonlinear electro-aeroelastic framework for morphing wing with piezoelectric actuators
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 85, Iss 878, Pp 18-00506-18-00506 (2019)
In this paper, a flexible morphing wing with piezoelectric materials for morphing actuation is studied. The objectives of this paper are 1) to develop an integrated geometrically nonlinear electro-aeroelastic framework, which allows evaluating perfor
Externí odkaz:
https://doaj.org/article/f521158730cd49ca9b607cbfd7f3426f
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 82, Iss 835, Pp 15-00499-15-00499 (2016)
In this paper, we propose a new control method to boost electrical energy. Vibration energy harvesting extracts electrical energy from structural vibrations. To boost the harvested energy, synchronized switching harvesting on inductor (SSHI) techniqu
Externí odkaz:
https://doaj.org/article/c9be1cc223034dfeb5076f99469b1169
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 82, Iss 834, Pp 15-00504-15-00504 (2016)
In this paper, we propose a formulation method for flexible multi-body systems with mass loss. The method derives the equation of motion using the velocity transformation method, in consideration of the shift of center-of-mass. There are three resear
Externí odkaz:
https://doaj.org/article/e9116b600a5f4081873237ef5048a064
Publikováno v:
Mechanical Engineering Journal, Vol 2, Iss 5, Pp 14-00549-14-00549 (2015)
We have developed a smart energy harvester that generates electrical energy from multi-modal vibrations. The harvester consists of a digital processor and a piezoelectric sensor, which allows the application of a technical method to improve the energ
Externí odkaz:
https://doaj.org/article/465b3134a2074ec09af057513bc9121d