Patent
Oscillation type electromagnetic power generator and method for manufacturing oscillation type electromagnetic power generator
TLDR
In this article, a specific condition for enhancing the power generation efficiency of an oscillation type electromagnetic power generator is disclosed, in which solenoid coils constituting the oscillation types electromagnetic power generators are wound in directions opposite to each other with a predetermined coil gap there between adjacent magnets of a movable magnet.Abstract:
A specific condition for enhancing the power generation efficiency of an oscillation type electromagnetic power generator is disclosed Solenoid coils constituting the oscillation type electromagnetic power generator are wound in directions opposite to each other with a predetermined coil gap therebetween Adjacent magnets of a movable magnet are connected to each other via a spacer having a predetermined thickness in such a manner that poles with the same polarity are opposed to each other A coil pitch which is the total dimension of the coil length of one solenoid coil and the coil gap and a magnet pitch which is the total dimension of the magnet length of one magnet of the movable magnet and the thickness of the spacer are almost equal to each other, and the coil length is shorter than the magnet lengthread more
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Patent
Linear faraday induction generator for the generation of electrical power from ocean wave kinetic energy and arrangements thereof
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Patent
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TL;DR: In this paper, a power generation system consisting of a tube, a coil assembly, a magnetic assembly, and a direct detonation source is described, where the magnetic assembly is configured to move relative to the tube.
References
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Patent
Moving magnet-type actuator
TL;DR: In a moving magnet type actuator, a magnet moving body including at least two permanent magnets of which same poles are confronting each other and an intermediate magnetic substance is movable inside at least three coils as discussed by the authors.
Patent
Linear electric generator having an improved magnet and coil structure, and method of manufacture
Yu-Ta Tu,Show-Jong Yeh +1 more
TL;DR: In this paper, the authors define linear electric generators as stationary windings and armature magnets arranged to reciprocate axially relative to the windings, or stationary magnet structures and movable windings arranged in the form of multiple pole structures made up of a plurality of individual pole structures.
Patent
Electrical power generation by coupled magnets
Jeffrey T. Cheung,Hao Xin +1 more
TL;DR: In this article, the magnetic fields from successive magnets along the axis of movement are canceled by orienting successive magnets in magnetic position to each other, so that the magnetic field from successive magnet fields cancel each other at locations between the magnet fields.
Patent
Variable magnet linear actuator and pump
TL;DR: In this article, an intermediate soft magnetic body 6 is interposed between permanent magnets 5A, 5B facing each other with same pole thus constituting a movable magnet 3, which is disposed movably on the inside of a series of three coils 2A, 2B, 2C having regulated positional relationship.
Patent
Electromagnetic drive for a focal-plane shutter
TL;DR: An electromagnetic drive for a focal-plane shutter of a camera having two light-excluding shutter curtains, each of the two shutter curtains being having its own electric drive motor, which is a linear motor constructed from permanent magnets and electromagnetic coils as discussed by the authors.