The present invention provides a tubular thermoelectric generation device, comprising: a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole; a plurality of plate-like n-type thermoelectric
The present invention provides a tubular thermoelectric generation device, comprising: a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole; a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole; a plurality of external electrodes; and a plurality of internal electrodes. Each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member. Each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member.
대표청구항▼
1. A tubular thermoelectric generation device, comprising: a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an extern
1. A tubular thermoelectric generation device, comprising: a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately along an axis direction of the tubular thermoelectric generation device so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an electrically conductive material;a first insulation film is interposed between the internal flange and the p-type thermoelectric member;a second insulation film is interposed between the internal flange and the n-type thermoelectric member;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an electrically conductive material;a third insulation film is interposed between the external flange and the p-type thermoelectric member; anda fourth insulation film is interposed between the external flange and the n-type thermoelectric member. 2. The tubular thermoelectric generation device according to claim 1, further comprising: a first insulator that includes the first insulation film and the second insulation film;a second insulator that includes the third insulation film and the fourth insulation film;the internal flange is inserted from a side of the first insulator into an inside of the first insulator; andthe external flange is inserted from a side of the second insulator into an inside of the second insulator. 3. The tubular thermoelectric generation device according to claim 1, wherein each of the p-type thermoelectric members and the n-type thermoelectric members has a shape of a ring. 4. The tubular thermoelectric generation device according to claim 1, wherein each of the plurality of the external electrodes is a hollow electrode having a shape of a column or a prism;each of the plurality of the external electrodes has an external periphery and an internal periphery; andeach of the internal flanges is expanded from the internal periphery of the external electrode. 5. The tubular thermoelectric generation device according to claim 1, wherein each of the internal flanges is divided into a plurality of internal flange fragments. 6. The tubular thermoelectric generation device according to claim 1, wherein each of the plurality of the internal electrodes is a hollow electrode having a shape of a column or a prism;each of the plurality of the internal electrodes has an external periphery and an internal periphery; andeach of the external flanges is expanded from the external periphery of the internal electrode. 7. The tubular thermoelectric generation device according to claim 1, wherein each of the external flanges is divided into a plurality of external flange fragments. 8. The tubular thermoelectric generation device according to claim 1, wherein each of the internal flanges has a thickness which decreases in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member. 9. The tubular thermoelectric generation device according to claim 1, wherein each of the external flanges has a thickness which decreases in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member. 10. The tubular thermoelectric generation device according to claim 1, wherein an end of each of the internal flanges is interposed between two of the internal electrodes which are adjacent to each other. 11. The tubular thermoelectric generation device according to claim 1, wherein an end of each of the external flanges is interposed between two of the external electrodes which are adjacent to each other. 12. A tubular thermoelectric generation device, comprising: a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately along an axis direction of the tubular thermoelectric generation device so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an insulator;each of the internal flanges is in contact with the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed integrally with the external electrode;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an insulator;each of the external flanges is in contact with the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other; andeach of the external flanges is formed integrally with the internal electrode. 13. The tubular thermoelectric generation device according to claim 12, wherein each of the p-type thermoelectric members and the n-type thermoelectric members has a shape of a ring. 14. The tubular thermoelectric generation device according to claim 12, wherein each of the plurality of the external electrodes is a hollow electrode having a shape of a column or a prism;each of the plurality of the external electrodes has an external periphery and an internal periphery; andeach of the internal flanges is expanded from the internal periphery of the external electrode. 15. The tubular thermoelectric generation device according to claim 12, wherein each of the internal flanges is divided into a plurality of internal flange fragments. 16. The tubular thermoelectric generation device according to claim 12, wherein each of the plurality of the internal electrodes is a hollow electrode having a shape of a column or a prism;each of the plurality of the internal electrodes has an external periphery and an internal periphery; andeach of the external flanges is expanded from the external periphery of the internal electrode. 17. The tubular thermoelectric generation device according to claim 12, wherein each of the external flanges is divided into a plurality of external flange fragments. 18. The tubular thermoelectric generation device according to claim 12, wherein each of the internal flanges has a thickness which decreases in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member. 19. The tubular thermoelectric generation device according to claim 12, wherein each of the external flanges has a thickness which decreases in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member. 20. The tubular thermoelectric generation device according to claim 12, wherein an end of each of the internal flanges is interposed between two of the internal electrodes which are adjacent to each other. 21. The tubular thermoelectric generation device according to claim 12, wherein an end of each of the external flanges is interposed between two of the external electrodes which are adjacent to each other. 22. A method for generating an electric power using a tubular thermoelectric generation device, the method comprising: (a) preparing the tubular thermoelectric generation device comprising:a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately along an axis direction of the tubular thermoelectric generation device so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an electrically conductive material;a first insulation film is interposed between the internal flange and the p-type thermoelectric member;a second insulation film is interposed between the internal flange and the n-type thermoelectric member;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an electrically conductive material;a third insulation film is interposed between the external flange and the p-type thermoelectric member; anda fourth insulation film is interposed between the external flange and the n-type thermoelectric member; and(b) flowing a fluid through an inside of the tubular thermoelectric generation device to generate an electric potential difference between both ends of the tubular thermoelectric generation device by temperature difference generated between the inside and an outside of the tubular thermoelectric generation device. 23. A method for generating an electric power using a tubular thermoelectric generation device, the method comprising: (a) preparing the tubular thermoelectric generation device comprising:a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately along an axis direction of the tubular thermoelectric generation device so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an insulator;each of the internal flanges is in contact with the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed integrally with the external electrode;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an insulator;each of the external flanges is in contact with the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other; andeach of the external flanges is formed integrally with the internal electrode; and(b) flowing a fluid through an inside of the tubular thermoelectric generation device to generate an electric potential difference between both ends of the tubular thermoelectric generation device by the action of temperature difference generated between the inside and an outside of the tubular thermoelectric generation device. 24. A method for fabricating a tubular thermoelectric generation device, the method comprising: (a) preparing a stacked structure comprising:a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other when viewed along the normal direction of the plate-like p-type thermoelectric members and the plate-like n-type thermoelectric members;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an electrically conductive material;a first insulation film is interposed between the internal flange and the p-type thermoelectric member;a second insulation film is interposed between the internal flange and the n-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an electrically conductive material;a third insulation film is interposed between the external flange and the p-type thermoelectric member; anda fourth insulation film is interposed between the external flange and the n-type thermoelectric member; and(b) compressing and heating the stacked structure to obtain the tubular thermoelectric generation device. 25. A method for fabricating a tubular thermoelectric generation device, the method comprising: (a) preparing a stacked structure comprising:a plurality of plate-like p-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of plate-like n-type thermoelectric members each having an external periphery, a through hole, and an internal periphery formed around the through hole;a plurality of external electrodes; anda plurality of internal electrodes,whereinthe plurality of plate-like p-type thermoelectric members and the plurality of plate-like n-type thermoelectric members are disposed alternately so that each through hole of the plurality of plate-like p-type thermoelectric members and each through hole of the plurality of plate-like n-type thermoelectric members overlap each other when viewed along the normal direction of the plate-like p-type thermoelectric members and the plate-like n-type thermoelectric members;each of the plurality of the external electrodes is in contact with the external peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes is in contact with the internal peripheries of the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;the plurality of external electrodes and the plurality of internal electrodes are disposed alternately along the axis direction of the tubular thermoelectric generation device;each of the plurality of the external electrodes comprises an internal flange expanded in a direction from the external periphery of the p-type thermoelectric member toward the internal periphery of the p-type thermoelectric member;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed of an insulator;each of the internal flanges is in contact with the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the internal flanges is formed integrally with the external electrode;each of the internal flanges is interposed between the p-type thermoelectric member and the n-type thermoelectric member which are adjacent to each other;each of the plurality of the internal electrodes comprises an external flange expanded in a direction from the internal periphery of the p-type thermoelectric member toward the external periphery of the p-type thermoelectric member;each of the external flanges is interposed between the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other;each of the external flanges is formed of an insulator;each of the external flanges is in contact with the n-type thermoelectric member and the p-type thermoelectric member which are adjacent to each other; andeach of the external flanges is formed integrally with the internal electrode; and(b) compressing and heating the stacked structure to obtain the tubular thermoelectric generation device.
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