Patent application number | Description | Published |
20110061704 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR PRODUCING THE SAME - A thermoelectric conversion module is formed by bonding a P-type thermoelectric conversion material and an N-type thermoelectric conversion material together with an insulating material including spherical ceramic grains having an index of grain size dispersion, 3CV, of about 20% or less interposed therebetween. The P-type thermoelectric conversion material and the N-type thermoelectric conversion material are electrically connected to each other in a region other than a region in which the P-type thermoelectric conversion material and the N-type thermoelectric conversion material are bonded together with the insulating material interposed therebetween. The spherical ceramic grains have an average grain size of about 0.05 mm to about 0.6 mm, and the insulating material is an insulating glass material. | 03-17-2011 |
20110088737 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR MANUFACTURING THERMOELECTRIC CONVERSION MODULE - A thermoelectric conversion module which has a P-type thermoelectric conversion material and an N-type thermoelectric conversion material electrically connected to each other. The P-type thermoelectric conversion material and the N-type thermoelectric conversion material are joined with insulating material particles (ceramic spherical particles) interposed therebetween, so as not to be electrically connected to each other. The insulating material particles are joined to the P-type thermoelectric conversion material with a first adhesive material interposed therebetween and to the N-type thermoelectric conversion material with a second adhesive material interposed therebetween, and the P-type thermoelectric conversion material and the N-type thermoelectric conversion material are electrically connected to each other in a region other than the region in which the thermoelectric conversion materials are joined with the first and second adhesive material and the insulating material particles interposed therebetween. | 04-21-2011 |
20110226304 | Thermoelectric Conversion Module - A thermoelectric conversion module that generates electric power by applying a temperature difference to a pn junction between a p-type oxide thermoelectric conversion material and an n-type oxide thermoelectric conversion material, at least one surface of a pair of surfaces to which a temperature difference is to be applied is covered with an insulating film. Surfaces other than the surfaces to which the temperature difference is to be applied are also covered with an insulating film. The p-type oxide thermoelectric conversion material, the n-type oxide thermoelectric conversion material, an insulating material arranged therebetween, and the insulating film that covers a predetermined region of the surface are co-sintered. | 09-22-2011 |
20140020729 | THERMOELECTRIC CONVERSION ELEMENT, METHOD FOR MANUFACTURING SAME, AND COMMUNICATION DEVICE - A thermoelectric conversion element includes a p-type metal thermoelectric conversion material containing a metal as its main constituent, an n-type oxide thermoelectric conversion material containing an oxide as its main constituent, and a composite oxide insulating material containing a composite oxide as its main constituent. The p-type metal thermoelectric conversion material and the n-type oxide thermoelectric conversion material are directly bonded in a region of a junction plane between the p-type metal thermoelectric conversion material and the n-type oxide thermoelectric conversion material, and the p-type metal thermoelectric conversion material and the n-type oxide thermoelectric conversion material are bonded to each other with the composite oxide insulating material interposed therebetween so as to define a pn conjunction pair in the other region of the junction plane. A perovskite-type oxide is used as the n-type oxide thermoelectric conversion material. | 01-23-2014 |
20140166064 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR PRODUCING THE SAME - In a thermoelectric conversion module having a stack structure in which one-side element (p-type thermoelectric conversion element) and an other-side element (thermoelectric conversion element) are alternately stacked; the one-side element and the other-side element are directly bonded in some regions of a bonding surface at which the one-side element and the other-side element are bonded; and the one-side element and the other-side element are bonded via insulating material in other regions of the bonding surface, at least one of the one-side element and the other-side element is a thermoelectric conversion element including a thermoelectric conversion material powder made of an intermetallic compound and a metal powder and being retained to have a predetermined shape by a cured resin. | 06-19-2014 |
Patent application number | Description | Published |
20090032080 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR MANUFACTURING THE SAME - A compact, high-performance thermoelectric conversion module includes a laminate having a plurality of insulating layers, p-type thermoelectric semiconductors and n-type thermoelectric semiconductors formed by a technique for manufacturing a multilayer circuit board, particularly a technique for forming a via-conductor. Pairs of the p-type thermoelectric semiconductors and the n-type thermoelectric semiconductors are electrically connected to each other in series through p-n connection conductors to define thermoelectric conversion element pairs. The thermoelectric conversion element pairs are connected in series through, for example, series wiring conductors. The thermoelectric semiconductors each have a plurality of portions in which the peak temperatures of thermoelectric figures of merit are different from each other. These portions are distributed in the stacking direction of the laminate. | 02-05-2009 |
20100101622 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR MANUFACTURING THERMOELECTRIC CONVERSION MODULE - A thermoelectric conversion module includes a laminated body including a plurality of thermoelectric components laminated therein. Each of the thermoelectric components includes an insulating layer, and a thermoelectric conversion element section in which a plurality of p-type thermoelectric conversion material layers and a plurality of n-type thermoelectric conversion material layers are arranged on the insulating layer in a series connection. A step eliminating insulating material layer is arranged to eliminate a step between the thermoelectric conversion element section and a vicinity thereof, in a region between the insulating layers adjacent to each other in a laminating direction, around the p-type thermoelectric conversion material layers and n-type thermoelectric conversion material layers constituting the thermoelectric conversion element section. The thermoelectric conversion element section has a serpentine shape. Thicknesses of the p-type and n-type thermoelectric conversion material layers constituting the thermoelectric conversion element section are greater than the thickness of the insulating layer. | 04-29-2010 |
20100116308 | THERMOELECTRIC CONVERSION ELEMENT, THERMOELECTRIC CONVERSION MODULE, METHOD FOR PRODUCING THERMOELECTRIC CONVERSION ELEMENT - A thermoelectric conversion element, a thermoelectric conversion module, and a method for producing a thermoelectric conversion element are provided, each of the element and the module having a low contact resistance between a p-type thermoelectric conversion material and an n-type thermoelectric conversion material and being capable of being used at high temperatures without deterioration due to oxidation. A p-type oxide thermoelectric conversion material is primarily made of a substance having a layered perovskite structure represented by the formula: A | 05-13-2010 |
20100212713 | Thermoelectric Conversion Module Component, Thermoelectric Conversion Module, and Method for Producing the Aforementioned - A thermoelectric conversion module component includes a laminate formed of a plurality of stacked thermoelectric elements each including a unit circuit having repeated pn junction pairs that extend meanderingly and that are formed of p-type thermoelectric material layers and n-type thermoelectric material layers arranged so as to be alternately connected to each other on a surface of an insulating layer, and oblique joint surfaces at which electrodes are led out of the laminate. The oblique joint surfaces are such that a plurality of the thermoelectric conversion module components are electrically connected by contacting the surfaces with each other to form a ring. A thermoelectric conversion module includes a plurality of the thermoelectric conversion module components connected to each other to form a ring. | 08-26-2010 |
20110081741 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR MANUFACTURING THERMOELECTRIC CONVERSION MODULE - A thermoelectric conversion module includes a laminated body including a plurality of thermoelectric components laminated therein. Each of the thermoelectric components includes an insulating layer, and a thermoelectric conversion element section in which a plurality of p-type thermoelectric conversion material layers and a plurality of n-type thermoelectric conversion material layers are arranged on the insulating layer in a series connection. A step eliminating insulating material layer is arranged to eliminate a step between the thermoelectric conversion element section and a vicinity thereof, in a region between the insulating layers adjacent to each other in a laminating direction, around the p-type thermoelectric conversion material layers and n-type thermoelectric conversion material layers constituting the thermoelectric conversion element section. The thermoelectric conversion element section has a serpentine shape. Thicknesses of the p-type and n-type thermoelectric conversion material layers constituting the thermoelectric conversion element section are greater than the thickness of the insulating layer. | 04-07-2011 |
20120021551 | THERMOELECTRIC CONVERSION MODULE AND METHOD FOR MANUFACTURING THE SAME - A compact, high-performance thermoelectric conversion module includes a laminate having a plurality of insulating layers, p-type thermoelectric semiconductors and n-type thermoelectric semiconductors formed by a technique for manufacturing a multilayer circuit board, particularly a technique for forming a via-conductor. Pairs of the p-type thermoelectric semiconductors and the n-type thermoelectric semiconductors are electrically connected to each other in series through p-n connection conductors to define thermoelectric conversion element pairs. The thermoelectric conversion element pairs are connected in series through, for example, series wiring conductors. The thermoelectric semiconductors each have a plurality of portions in which the peak temperatures of thermoelectric figures of merit are different from each other. These portions are distributed in the stacking direction of the laminate. | 01-26-2012 |
Patent application number | Description | Published |
20100086394 | HYDRAULIC MACHINE - A hydraulic machine having a hydro turbine runner which has a crown at a center and a band along an outer periphery, and is formed around the axis of rotation, long blades which are arranged along the circumferential direction of the axis of rotation, and whose center-side ends are supported by the crown, and periphery-side ends are supported by the band, and short blades which are arranged between the long blades, and whose center-side ends are supported by the crown, periphery-side ends are supported by the band, and rear edges are curved in a rotation direction of the hydro turbine runner in turbine operation, on a plane of projection perpendicular to the axis of rotation. | 04-08-2010 |
20150056061 | HYDRAULIC TURBINE AND PIPE - A hydraulic turbine according to an embodiment includes a turbine body, a running water surface provided in the turbine body, the running water surface defining a channel for water, and a coating layer provided on the running water surface, the coating layer being formed by water-repellent paint or hydrophilic paint. | 02-26-2015 |