A power generator or sensor apparatus is provided. In another aspect, a power generator is used for water wave energy harvesting. A further aspect provides a power generator including a buoyant, waterproof and/or enclosed outer shell, at least one enclosed inner shell located within the outer shell, a first plurality of balls located between the outer and inner shells, a second plurality of balls located within the inner shell, and spaced apart electrodes affixed to an interior surface of the outer shell. Moreover, an aspect of the present power generator uses fluid, such as water wave movement and wind blowing, to cause nested shells to move which moves multiple balls therein between spaced apart electrodes to generate triboelectric charges or energy for a variety of applications.

An actuator includes a plurality of laminated electrode sheets, and adhesive layers provided between the electrode sheets adjacent to each other. Each electrode sheet includes an elastomer layer, and an electrode provided on the elastomer layer. The plurality of electrode sheets are laminated such that the elastomer layer and the electrode are alternately located, and the adhesive layer is thinner than the electrode.

A thermoelectric power generation device including: a heating unit having a heat medium passage in which a heat medium flows; a cooling unit having a cooling liquid passage in which a cooling liquid flows; a thermoelectric element having the heating unit and the cooling unit so as to generate power by utilizing a temperature difference between a condensation temperature of the heat medium and a temperature of the cooling liquid; a power generation output detection unit configured to detect a power generation output of the thermoelectric element; a heat medium pressure detection unit configured to detect a pressure of the heat medium; a storage unit for storing, in advance, a relationship between a power generation output of the thermoelectric element and the pressure of the heat medium; and an abnormality detection unit configured to detect an abnormality taking place in the thermoelectric power generation device.

A normal-temperature heat engine power generation device based on a drinking bird is provided. The device includes a drinking bird body, a piezoelectric module and an electromagnetic module. The piezoelectric module includes a cantilever beam, a piezoelectric sheet arranged on the cantilever beam and working loads arranged at an end of the cantilever beam. when a head of the drinking bird body swings downwards, a tip of a beak can impact the working loads. The electromagnetic module includes magnets, coils and coil magnet conducting columns. The magnets are arranged at a bottom of a spherical bottom of the drinking bird body, and the coil magnet conducting columns sleeving the coils are arranged on a base of the drinking bird body.

Provided is a thermoelectric material having an intermetallic compound in an Al—Fe—Si system as a main component, exhibiting a thermoelectric effect in a temperature range from a room temperature to 600° C., and becoming a p-type or n-type thermoelectric material by a composition control, a manufacturing method thereof, and a thermoelectric power generation module thereof. A thermoelectric material according to the present invention including at least Al, Fe, and Si and represented by a general formula of Al.sub.12+p−qFe.sub.38.5+3qSi.sub.49.5−p−2q (where p satisfies 0≤p≤16.5 and q satisfies −0.34≤q≤0.34) and including a phase represented by Al.sub.2Fe.sub.3Si.sub.3 as a main phase.

Provided is a thermoelectric material having an intermetallic compound in an Al—Fe—Si system as a main component, exhibiting a thermoelectric effect in a temperature range from a room temperature to 600° C., and becoming a p-type or n-type thermoelectric material by a composition control, a manufacturing method thereof, and a thermoelectric power generation module thereof. A thermoelectric material according to the present invention including at least Al, Fe, and Si and represented by a general formula of Al.sub.12+p−qFe.sub.38.5+3qSi.sub.49.5−p−2q (where p satisfies 0≤p≤16.5 and q satisfies −0.34≤q≤0.34) and including a phase represented by Al.sub.2Fe.sub.3Si.sub.3 as a main phase.

A self-contained clean energy system includes mirrors that amplify and reflect light received from a battery-powered LED to an angled chamber lined with alternating solar cells and mirrors to power the system and to further power LED lights in similar systems in communication with the clean energy system, which is independent of a power grid.

A thermoelectric generation device includes: a first substrate having a first surface; a second substrate having a second surface facing the first surface; a plurality of thermoelectric generation modules each of which has a plurality of thermoelectric elements and electrodes connecting the thermoelectric elements and which is arranged between the first surface and the second surface; and wiring that is arranged on the first surface and that connects the plurality of thermoelectric generation modules.

Disclosed is a system (100, 500) for power generation. The system comprises a flywheel assembly (104, 200) comprising matter therein and a chamber arrangement enclosure (102) surrounding the flywheel assembly, wherein the chamber arrangement enclosure is configured to store antimatter (408) therein using magnetic and/or electrostatic fields. Herein the antimatter in the chamber arrangement enclosure is configured to cause rotation (106) of the flywheel assembly, said rotation providing a driving force to the flywheel assembly for generation of power via a turbine connected thereto.

A rotating mechanism which includes a rail of a helical shape formed to be of uniform diameter, a column member disposed at an inner side of the rail, a rotating shaft inserted through and fixed at a center of the column member, a moving body attachable to the rail, and a magnet body disposed slightly separated from the column member.