Abstract: Disclosed is an insulating bonding part for bonding to a solid electrolyte including beta-alumina, the insulating bonding part comprising a plurality of layers which have different mixing ratios of the alpha-alumina and CaO, wherein the layer closer to the solid electrolyte including the beta-alumina has a higher ratio of the CaO, and wherein the layer farther from the solid electrolyte including the beta-alumina has a higher ratio of the alpha-alumina.

Abstract: Disclosed is an internal current collection structure of a tubular thermal to electric converting cell including an internal electrode, a solid electrolyte and an external electrode. The internal current collection structure includes: a first current collector which closely contacts with the internal electrode of the tubular thermal to electric converting cell; a second current collector which fixes the first porous current collector to the inside of the tubular thermal to electric converting cell and causes the first current collector to be in close contact with the internal electrode; and a lead wire which is a conductive medium and is located between the first current collector and the second current collector.

Abstract: Disclosed are an open internal electrode AMTEC unit cell, a method for manufacturing the same and a method for connecting circuits. In order to overcome the difficulty in collecting electricity within a conventional AMTEC unit cell, an internal electrode of which a portion is open to the outside, so that the internal electrode and an external electrode can be electrically connected to each other at the outside of the unit cell, and a metal support is used as the internal electrode, so that the internal electrode has durability and stability, and a solid electrolyte is formed in the form of a thin film, and as a result, the AMTEC unit cell has an improved efficiency and a simpler manufacturing process.

Abstract: The present disclosure discloses an oxygen separation membrane with high permeability coated with electroactive materials on both sides thereof in which electronic conductive materials and ionic conductive materials are mixed in an optimal ratio whereby the oxygen separation membrane according to the present disclosure has high oxygen permeability and a good thermal stability. Further the present membrane can be advantageously prepared using a simple process such as Tape casting and using a simple sintering process.

Abstract: Disclosed is a modularized AMTEC cell which does not require a separate collector by using a metal support as an internal electrode, has durability and stability even at a high temperature and a high pressure, very easily joins the cell to a housing by inserting the cell into an insulating portion and sealing, minimizes the number of the parts and expands easily the system scale through the serial-parallel structure.

Abstract: Disclosed is a material for an electrode having an excellent performance and an excellent durability by maintaining high electrical conductivity and by restraining the growth of the grain at a high temperature. The material can be manufactured by synthesizing composite materials through use of a metallic material of Mo and a ceramic material, and then the composite materials can be used as the electrode.

Abstract: Disclosed is an internal current collection structure of a tubular thermal to electric converting cell including an internal electrode, a solid electrolyte and an external electrode. The internal current collection structure includes: a first current collector which closely contacts with the internal electrode of the tubular thermal to electric converting cell; a second current collector which fixes the first porous current collector to the inside of the tubular thermal to electric converting cell and causes the first current collector to be in close contact with the internal electrode; and a lead wire which is a conductive medium and is located between the first current collector and the second current collector.

Abstract: Disclosed is a method for collecting current by using a liquefied or gaseous working fluid present inside an electric power generator system. Through the method, a porous structure like a metal felt capable of infusing the liquefied working fluid is inserted and connected to the cell, and then the working fluid present around the cell is naturally infused, so that current is collected. For this purpose, a current collector is provided, which is located between adjacent thermal to electric power generation cells among a plurality of the thermal to electric power generation cells.

Abstract: Disclosed is a thermal to electric power generator comprising: a plurality of thermal to electric power generation cells; a case in which the plurality of the thermal to electric power generation cells are placed; a condensing unit which is disposed on an upper portion of the case and collects and condenses a working fluid which has passed through the plurality of the thermal to electric power generation cells; an evaporator which is disposed on a lower portion of the case, converts the working fluid into vapor by transferring heat to the working fluid; a heat exchanger which is placed on a surface other than an upper surface of the outside of the case contacting with the condensing unit; a circulator which connects the condensing unit and the evaporator; and a joiner which joins the evaporator to the plurality of the thermal to electric power generation cells.

Abstract: Disclosed is a material for an electrode having an excellent performance and an excellent durability by maintaining high electrical conductivity and by restraining the growth of the grain at a high temperature. The material can be manufactured by synthesizing composite materials through use of a metallic material of Mo and a ceramic material, and then the composite materials can be used as the electrode.

Abstract: Disclosed is a modularized AMTEC cell which does not require a separate collector by using a metal support as an internal electrode, has durability and stability even at a high temperature and a high pressure, very easily joins the cell to a housing by inserting the cell into an insulating portion and sealing, minimizes the number of the parts and expands easily the system scale through the serial-parallel structure.

Abstract: Disclosed herein is a fiber-reinforced ceramic composite material honeycomb, including: a plurality of inner tubes, each of which is made of a fiber-reinforced ceramic composite material; and an outer shell which is made of a fiber-reinforced ceramic composite material and which surrounds the plurality of inner tubes.

Abstract: Disclosed is an insulating bonding part for bonding to a solid electrolyte including beta-alumina, the insulating bonding part comprising a plurality of layers which have different mixing ratios of the alpha-alumina and CaO, wherein the layer closer to the solid electrolyte including the beta-alumina has a higher ratio of the CaO, and wherein the layer farther from the solid electrolyte including the beta-alumina has a higher ratio of the alpha-alumina.

Abstract: Disclosed are an open internal electrode AMTEC unit cell, a method for manufacturing the same and a method for connecting circuits. In order to overcome the difficulty in collecting electricity within a conventional AMTEC unit cell, an internal electrode of which a portion is open to the outside, so that the internal electrode and an external electrode can be electrically connected to each other at the outside of the unit cell, and a metal support is used as the internal electrode, so that the internal electrode has durability and stability, and a solid electrolyte is formed in the form of a thin film, and as a result, the AMTEC unit cell has an improved efficiency and a simpler manufacturing process.

Abstract: Disclosed are a metal support thermal to electric converting cell, a thermal to electric power generator using the same, and a method for manufacturing the thermal to electric converting cell. Unlike a conventional method for manufacturing the thermal to electric converting cell by sintering a solid electrolyte, a method provided by the present invention is to manufacture the thermal to electric converting cell by coating a metal support capable of collecting electricity and functioning as an electrode with the solid electrolyte in the form of a high density thin film, so that the cell has durability and stability at a high temperature and a high pressure and has improved efficiency due to the thin film structure.