Abstract: An inductor includes a first magnetic body having a toroidal shape and having a ferrite; and a second magnetic body configured to be different from the first magnetic body and including a metal ribbon, wherein the second magnetic body includes an outer magnetic body disposed on an outer circumferential surface of the first magnetic body and an inner magnetic body disposed on an inner circumferential surface of the first magnetic body, and each of the outer magnetic body and inner magnetic body is wound in a plurality of layers in a circumferential direction of the first magnetic body.

Abstract: A method of diagnosing malfunctioning of a bypass diode in a solar photovoltaic battery system is provided. The method may include: collecting solar photovoltaic battery operation information indicating a solar photovoltaic battery operation state, from a signal of a solar photovoltaic battery detection unit, while maximum power point tracking control is performed with the solar photovoltaic battery system in operation; and determining whether or not the bypass diodes based on the collected solar photovoltaic battery operation information.

Abstract: An integrated flexible thermoelectric device includes p-type carbon nanoparticle regions and n-type carbon nanoparticle regions which are alternately and continuously connected to each other. In particular, the p-type carbon nanoparticle regions and the n-type carbon nanoparticle regions are formed on the one carbon nanoparticle paper.

Abstract: An integrated flexible thermoelectric device includes p-type carbon nanoparticle regions and n-type carbon nanoparticle regions which are alternately and continuously connected to each other. In particular, the p-type carbon nanoparticle regions and the n-type carbon nanoparticle regions are formed on the one carbon nanoparticle paper.

Abstract: A solar cell module for a vehicle panel includes a solar cell that generates electric power using sunlight. The solar cell module further includes a connector that is electrically connected to the solar cell and that electrically connects a panel-side electrode formed on an inner surface of the vehicle panel and the solar cell. The connector extends from the solar cell in a coupling direction in which the solar cell is combined with the vehicle panel. The connector is connected to the panel-side electrode to electrically connect the panel-side electrode and the solar cell when the solar cell is mounted in a predetermined position of the vehicle panel.

Abstract: Disclosed herein is an automotive solar cell roof panel which may be manufactured by adjusting the width and number of cells according to a transparent part and an opaque part in one solar cell module, thus improving output and simplifying a structure. The first and second solar cells include a plurality of transparent-part cells and a plurality of opaque-part cells whose widths and numbers are adjusted according to a current density and a voltage ratio. As such, it is unnecessary to array different kinds of solar cells with different voltage or current ranges, thus maximizing output in one solar cell module, and an additional wiring structure for individually controlling output power, an additional converter, and additional control for voltage matching may not be required, thus simplifying a process.

Abstract: An integrated flexible thermoelectric device includes p-type carbon nanoparticle regions and n-type carbon nanoparticle regions which are alternately and continuously connected to each other. In particular, the p-type carbon nanoparticle regions and the n-type carbon nanoparticle regions are formed on the one carbon nanoparticle paper.

Abstract: A method of diagnosing malfunctioning of a bypass diode in a solar photovoltaic battery system is provided. The method may include: collecting solar photovoltaic battery operation information indicating a solar photovoltaic battery operation state, from a signal of a solar photovoltaic battery detection unit, while maximum power point tracking control is performed with the solar photovoltaic battery system in operation; and determining whether or not the bypass diodes based on the collected solar photovoltaic battery operation information.

Abstract: A radiation heater for a vehicle includes a plurality of heating layers spaced apart from each other by a predetermined division pattern on a substrate made of an insulating material, and a pair of electrodes attached to each heating layer. In addition, the pair of electrodes include a center electrode attached to a central portion of the heating layer, and a peripheral electrode attached to a portion of the heating layer adjacent to an edge thereof. The plurality of heating layers are made of a carbon-family material or carbon-based material, and the center electrode and the peripheral electrode are also made of a carbon-family material or carbon-based material.

Abstract: Various aspects of the present invention are directed to providing a perovskite solar cell, and has a technical feature in that excellent stability and high efficiency are simultaneously secured by using a solid solution having a specific composition as a light absorber.

Abstract: A solar cell module for a vehicle panel includes a solar cell that generates electric power using sunlight. The solar cell module further includes a connector that is electrically connected to the solar cell and that electrically connects a panel-side electrode formed on an inner surface of the vehicle panel and the solar cell. The connector extends from the solar cell in a coupling direction in which the solar cell is combined with the vehicle panel. The connector is connected to the panel-side electrode to electrically connect the panel-side electrode and the solar cell when the solar cell is mounted in a predetermined position of the vehicle panel.

Abstract: A solar-power-generation-type sliding window assembly for maintaining an electrical connection between a solar cellmounted to a sliding window and a battery charged by the power generated by the solar cell during normal operation regardless of the position of the sliding window is provided. The solar-power-generation-type sliding window assembly includes a sliding window that has a solar cell and configured to be opened or closed via sliding thereof. A window frame is fixed to an opening in a wall and supports the sliding window. A plurality of rollers are rotatably disposed in the sliding window and supports the movement of the sliding window inside the window frame. Additionally, a connection terminal is disposed on a selected roller among the rollers and electrically interconnects an output terminal of the solar cell disposed on the sliding window and a frame terminal disposed on the window frame.

Abstract: A solar cell in a stack structure having no step may include a solar cell, and an electrode formed on one surface of the solar cell, in which the solar cell is/are stacked on a center portion of a substrate with the electrode interposed therebetween, and the electrode is/are in contact with an electrode line coated on an edge portion of the substrate.

Abstract: A solar cell system may include a first power converting device connected to an output of a first solar cell; a second power converting device which an input connected to an output of a second solar cell connected to the first solar cell in parallel and an output connected to a circuit between the output of the first solar cell and the input of the first power converting device; a bypass circuit at the output of the second solar cell and connected to the circuit between the output of the first solar cell and the input of the first power converting device; a first circuit opening/closing device disposed in a circuit between the second solar cell and the first power converting device; a second circuit opening/closing device in the bypass circuit; and a path control device controlling opening or closing of the first and second circuit opening/closing devices, and a control method thereof.

Abstract: A flexible thermoelectric element and a method for manufacturing the same is provided. The thermoelectric element is disposed between a high temperature portion and a low temperature portion and includes a plurality of p-type materials and n-type materials formed at a predetermined interval and is folded at sections of the p-type materials and sections of the n-type materials to form folding components. An insulating filler is coated between the p-type materials and the n-type materials that are folded. A module is formed by folding the flexible thermoelectric element, and separate cutting and alignment of the thermoelectric element are omitted at portions that contact with the high and low temperature portions.

Abstract: A solar-power-generation-type sliding window assembly for maintaining an electrical connection between a solar cellmounted to a sliding window and a battery charged by the power generated by the solar cell during normal operation regardless of the position of the sliding window is provided. The solar-power-generation-type sliding window assembly includes a sliding window that has a solar cell and configured to be opened or closed via sliding thereof. A window frame is fixed to an opening in a wall and supports the sliding window. A plurality of rollers are rotatably disposed in the sliding window and supports the movement of the sliding window inside the window frame. Additionally, a connection terminal is disposed on a selected roller among the rollers and electrically interconnects an output terminal of the solar cell disposed on the sliding window and a frame terminal disposed on the window frame.

Abstract: A method for preparing a perovskite solar cell by a non-deposition method is provided. Particularly, the method includes preparing a first substrate by forming a hole transport layer on a light absorbing layer in a semi-dried state and pressurizing and drying a second substrate including an opposing electrode to the first substrate.

Abstract: An integrated flexible thermoelectric device includes p-type carbon nanoparticle regions and n-type carbon nanoparticle regions which are alternately and continuously connected to each other. In particular, the p-type carbon nanoparticle regions and the n-type carbon nanoparticle regions are formed on the one carbon nanoparticle paper.

Abstract: Various aspects of the present invention are directed to providing a perovskite solar cell, and has a technical feature in that excellent stability and high efficiency are simultaneously secured by using a solid solution having a specific composition as a light absorber.

Abstract: A solar cell system may include a first power converting device connected to an output of a first solar cell; a second power converting device which an input connected to an output of a second solar cell connected to the first solar cell in parallel and an output connected to a circuit between the output of the first solar cell and the input of the first power converting device; a bypass circuit at the output of the second solar cell and connected to the circuit between the output of the first solar cell and the input of the first power converting device; a first circuit opening/closing device disposed in a circuit between the second solar cell and the first power converting device; a second circuit opening/closing device in the bypass circuit; and a path control device controlling opening or closing of the first and second circuit opening/closing devices, and a control method thereof.