Abstract: A 3D printing machine includes a first spinning part moving in directions of three axes, i.e., X-, Y-, and Z-axes, to melt and spin a base material; and a second spinning part moving along a moving direction of the first spinning part to spin reinforcing fiber onto an upper surface of the spun base material, and moving clockwise or counterclockwise so that the reinforcing fiber is spun onto the upper surface of the base material at a moment when the first spinning part changes a moving direction thereof to the X- or Y-axis direction.

Abstract: An embodiment fused deposition modeling (FDM) type 3D printing apparatus includes a printing bed having a space for printing out an output on an upper surface thereof and a nozzle unit provided on the printing bed and configured to extrude a molten output material and print the molten output material out to the printing bed, the nozzle unit including a primary nozzle tip configured to primarily extrude the molten output material and a secondary nozzle tip selectively coupled to the primary nozzle tip and configured to secondarily extrude the molten output material.

Abstract: An embodiment fused deposition modeling (FDM) type 3D printing apparatus includes a printing bed having a space for printing out an output on an upper surface thereof and a nozzle unit provided on the printing bed and configured to extrude a molten output material and print the molten output material out to the printing bed, the nozzle unit including a primary nozzle tip configured to primarily extrude the molten output material and a secondary nozzle tip selectively coupled to the primary nozzle tip and configured to secondarily extrude the molten output material.

Abstract: A 3D printing machine includes a first spinning part moving in directions of three axes, i.e., X-, Y-, and Z-axes, to melt and spin a base material; and a second spinning part moving along a moving direction of the first spinning part to spin reinforcing fiber onto an upper surface of the spun base material, and moving clockwise or counterclockwise so that the reinforcing fiber is spun onto the upper surface of the base material at a moment when the first spinning part changes a moving direction thereof to the X- or Y-axis direction.

Abstract: A thermoelectric module mounted on an uneven surface (a curved surface or an irregular surface) to reduce thermal boundary resistance and significantly improve thermoelectric power generation efficiency is provided. The thermoelectric module includes one or more first thermoelectric elements, one or more second thermoelectric elements having opposite polarity to that of the first thermoelectric elements and alternating with the first thermoelectric element. An electrode unit in provided and includes upper and lower electrodes configured to electrically connect the first and second thermoelectric elements. A connection member is configured to connect the first and second thermoelectric elements to vary the relative positions of the first and second thermoelectric elements.

Abstract: A thermoelectric generating system may include a base substrate configured to be installed at a side of a vehicle exhaust line part; and at least one thermoelectric module configured to be installed on a top surface of the base substrate, in which a side of the exhaust line part is provided with an opening communicating with an internal space of the exhaust line part, the base substrate is installed to seal the opening of the exhaust line part, and the base substrate is made of a thermal conductive material and a surface of the base substrate is formed with an insulating layer.

Abstract: A housing for a thermoelectric module can stably protect individual elements of the thermoelectric module such as thermoelectric elements, electrodes, and insulating boards, while maintaining power generation performance of the thermoelectric module. The housing for a thermoelectric module includes: a housing enveloping at least one thermoelectric module; and a heat barrier unit configured to prevent a flow of heat from being transferred through a sidewall of the housing.

Abstract: An apparatus for manufacturing a thermoelectric module is provided. The apparatus includes a thermoelectric element interposed between a lower substrate that includes a lower electrode and an upper substrate that includes an upper electrode. Additionally, the apparatus includes a first block that is configured to support the lower substrate and a second block that is configured to move vertically with respect to the first block and support the upper substrate. A jig is configured to position the thermoelectric element in connection with the upper electrode and the lower electrode.

Abstract: A thermoelectric module mounted on an uneven surface (a curved surface or an irregular surface) to reduce thermal boundary resistance and significantly improve thermoelectric power generation efficiency is provided. The thermoelectric module includes one or more first thermoelectric elements, one or more second thermoelectric elements having opposite polarity to that of the first thermoelectric elements and alternating with the first thermoelectric element. An electrode unit in provided and includes upper and lower electrodes configured to electrically connect the first and second thermoelectric elements. A connection member is configured to connect the first and second thermoelectric elements to vary the relative positions of the first and second thermoelectric elements.

Abstract: A housing for a thermoelectric module can stably protect individual elements of the thermoelectric module such as thermoelectric elements, electrodes, and insulating boards, while maintaining power generation performance of the thermoelectric module. The housing for a thermoelectric module includes: a housing enveloping at least one thermoelectric module; and a heat barrier unit configured to prevent a flow of heat from being transferred through a sidewall of the housing.

Abstract: A thermoelectric module mounted on an uneven surface (a curved surface or an irregular surface) to reduce thermal boundary resistance and significantly improve thermoelectric power generation efficiency is provided. The thermoelectric module includes one or more first thermoelectric elements, one or more second thermoelectric elements having opposite polarity to that of the first thermoelectric elements and alternating with the first thermoelectric element. An electrode unit in provided and includes upper and lower electrodes configured to electrically connect the first and second thermoelectric elements. A connection member is configured to connect the first and second thermoelectric elements to vary the relative positions of the first and second thermoelectric elements.

Abstract: A thermoelectric generating system for a vehicle, the thermoelectric generating system includes an engine for producing power, a thermoelectric module for producing electric energy from thermal energy of an exhaust gas generated by the engine, a purifying device for purifying the exhaust gas generated by the engine, and a controller for driving the thermoelectric module when a temperature of the purifying device arrives at a predetermined operational temperature.

Abstract: A method for packaging a thermoelectric module may include thermoelectric module accommodation, of accommodating at least one thermoelectric module in a housing having a base and a sidewall, electric wire sealing, of sealing an electric wire of the thermoelectric module with a sealing tube, bonding member interposing, of placing a cover having a top portion and a sidewall on top of the housing and interposing a bonding member between the sidewall of the housing and the sidewall of the cover, and bonding, of bonding the sidewall of the housing and the sidewall of the cover that are hermetically sealed by the bonding member, in which the bonding member may be formed of a resin material.

Abstract: A method for packaging a thermoelectric module may include thermoelectric module accommodation, of accommodating at least one thermoelectric module in a housing having a base and a sidewall, electric wire sealing, of sealing an electric wire of the thermoelectric module with a sealing tube, bonding member interposing, of placing a cover having a top portion and a sidewall on top of the housing and interposing a bonding member between the sidewall of the housing and the sidewall of the cover, and bonding, of bonding the sidewall of the housing and the sidewall of the cover that are hermetically sealed by the bonding member, in which the bonding member may be formed of a resin material.

Abstract: An an apparatus for manufacturing a thermoelectric module is provided. The apparatus includes a thermoelectric element interposed between a lower substrate that includes a lower electrode and an upper substrate that includes an upper electrode. Additionally, the apparatus includes a first block that is configured to support the lower substrate and a second block that is configured to move vertically with respect to the first block and support the upper substrate. A jig is configured to position the thermoelectric element in connection with the upper electrode and the lower electrode.

Abstract: A housing for a thermoelectric module can stably protect individual elements of the thermoelectric module such as thermoelectric elements, electrodes, and insulating boards, while maintaining power generation performance of the thermoelectric module. The housing for a thermoelectric module includes: a housing enveloping at least one thermoelectric module; and a heat barrier unit configured to prevent a flow of heat from being transferred through a sidewall of the housing.

Abstract: The present disclosure relates to a generator for an internal combustion engine. The generator for an internal combustion engine includes: a heat protector configured to cover an exhaust manifold in which exhaust gas flows to absorb heat energy emitted from the exhaust manifold; and a thermoelectric module configured to be disposed on the heat protector to generate electric energy from heat energy absorbed by the heat protector.

Abstract: A thermoelectric module mounted on an uneven surface (a curved surface or an irregular surface) to reduce thermal boundary resistance and significantly improve thermoelectric power generation efficiency is provided. The thermoelectric module includes one or more first thermoelectric elements, one or more second thermoelectric elements having opposite polarity to that of the first thermoelectric elements and alternating with the first thermoelectric element. An electrode unit in provided and includes upper and lower electrodes configured to electrically connect the first and second thermoelectric elements. A connection member is configured to connect the first and second thermoelectric elements to vary the relative positions of the first and second thermoelectric elements.

Abstract: A thermoelectric generating system may include a base substrate configured to be installed at a side of a vehicle exhaust line part; and at least one thermoelectric module configured to be installed on a top surface of the base substrate, in which a side of the exhaust line part is provided with an opening communicating with an internal space of the exhaust line part, the base substrate is installed to seal the opening of the exhaust line part, and the base substrate is made of a thermal conductive material and a surface of the base substrate is formed with an insulating layer.

Abstract: A thermoelectric generation apparatus includes a heat absorbing surface configured to absorb heat from an internal combustion engine, a heat generating surface bonded to the heat absorbing surface by a semiconductor and configured to discharge the heat to the outside, and a conductive converting part interposed between the heat absorbing surface and the internal combustion engine. The conductive converting part is configured to allow the heat to be conducted from the internal combustion engine to the heat absorbing surface when a temperature of the internal combustion engine is equal to or greater than a specific value.