Abstract:
An embodiment of the present invention relates to a vehicle lamp structure capable of removing condensation from a lens part, in which a heat source is supplied to a heat absorbing part of a thermoelectric module to increase a temperature of a cooling region, together with a temperature of a heat generation part (a heat generation region) of the thermoelectric module, thereby improving limited heat conversion efficiency of the thermoelectric module, and furthermore, a hot current of air and a high-temperature heat source are supplied to a lens part of a head lamp, thereby maximizing dehumidification efficiency in the lamp.
Abstract:
The embodiments of the present invention relate to a thermoelectric element and a thermoelectric module used for cooling, and the thermoelectric module can be made thin by having a first substrate and a second substrate with different surface areas to raise the heat-dissipation effectiveness.
Abstract:
Embodiments of the present invention relate to a thermoelectric module used for cooling, and provide a thermoelectric module comprising: substrates facing each other; and a first semiconductor element and a second semiconductor element arranged between the substrates and electrically connected to each other, wherein the first semiconductor element and the second semiconductor element have mutually different volumes. The present invention has a structure allowing the cooling effect to be raised by having, in a unit cell comprising thermoelectric semiconductor elements, any one from among the semiconductor elements facing each other to have a volume greater than the other to enhance the rise in electrical conductivity.
Abstract:
Embodiments of the present invention provide a thermoelectric element including a first element portion having a first cross-sectional area, a connection portion connected to the first element portion, and a second element portion connected to the connection portion and having a second cross-sectional area, wherein a cross-sectional area of the connection portion is smaller than at least one of the first cross-sectional area and the second cross-sectional area.
Abstract:
A thermoelectric converter capable of improving cooling efficiency. The thermoelectric converter includes a first thermoelectric module including a first substrate, a second substrate disposed to face the first substrate, and a first thermoelectric element disposed between the first substrate and the second substrate; first and second thermoelectric conversion members disposed on the first and second substrates, respectively; a second thermoelectric module including a third substrate, a fourth substrate disposed to face the third substrate, and a second thermoelectric element disposed between the third substrate and the fourth substrate; third and fourth thermoelectric conversion members disposed on the third and fourth substrates, respectively; wherein the first and third substrates may be heat generation substrates, the second and fourth substrates may be heat absorption substrates, and the first and second thermoelectric modules may be arranged in a structure in which the second and fourth substrates face each other.
Abstract:
Provided is a thermoelectric material including metal oxide powder and thermoelectric powder. Thus, an internal filling rate is improved so that a Peltier effect can be maximized according to the increase of electrical conductivity and a Seebeck coefficient and the reduction of thermal conductivity, thereby enabling the improvement of the figure of merit (ZT) of a thermoelectric element.
Abstract:
A thermoelectric element according to an embodiment of the present invention comprises: a first substrate; a first insulating layer disposed on the first substrate; a second insulating layer disposed on the first insulating layer; a first electrode disposed on the second insulating layer; a semiconductor structure disposed on the first electrode; a second electrode disposed on the semiconductor structure; and a second substrate disposed on the second electrode, wherein the composition of the first insulating layer is different from the composition of the second insulating layer, the first insulating layer includes a first region disposed on the first substrate and a second region disposed between the first region and the second insulating layer, and a particle size (D50) of an inorganic filler included in the second region is greater than the particle size (D50) of an inorganic filler included in the first region.
Abstract:
A thermoelectric element according to one embodiment of the present disclosure includes a lower metal substrate, a lower insulating layer disposed on the lower metal substrate, a plurality of lower electrodes disposed on the lower insulating layer to be spaced apart from each other, a plurality of P-type thermoelectric legs and a plurality of N-type thermoelectric legs disposed on the plurality of lower electrodes, a plurality of upper electrodes disposed on the plurality of P-type thermoelectric legs and the plurality of N-type thermoelectric legs to be spaced apart from each other, an upper insulating layer disposed on the plurality of upper electrodes, and an upper metal substrate disposed on the upper insulating layer, wherein the lower insulating layer includes a first insulating layer disposed on the lower metal substrate and a plurality of second insulating layers disposed on the first insulating layer to be spaced apart from each other.
Abstract:
A thermoelectric element according to an embodiment of the present invention comprises: a first substrate; a first insulating layer disposed on the first substrate; a second insulating layer disposed on the first insulating layer; a first electrode disposed on the second insulating layer; a semiconductor structure disposed on the first electrode; a second electrode disposed on the semiconductor structure; and a second substrate disposed on the second electrode, wherein the composition of the first insulating layer is different from the composition of the second insulating layer, the first insulating layer includes a first region disposed on the first substrate and a second region disposed between the first region and the second insulating layer, and a particle size (D50) of an inorganic filler included in the second region is greater than the particle size (D50) of an inorganic filler included in the first region.
Abstract:
The embodiments of the present invention relate to a thermoelectric element and a thermoelectric module used for cooling, and the thermoelectric module can be made thin by having a first substrate and a second substrate with different surface areas to raise the heat-dissipation effectiveness.