Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Intellectual Keystone Technology LLC

Industry-university Cooperation Foundation Hanyang University

Kolon Industries, Inc.

Sung-Chul Lee

Jin-Goo Ahn

Ju-Yong Kim

Chan-Ho Lee

Yong-Kul Lee

Man-Seok Han

Dong-Myung Suh

In-Hyuk Son

Dong-Hun Lee

Young-Jin Kim

Young-Jin Cho

Jin-Kwang Kim

Woo-Cheol Shin

Myoung-Ki Min

Eun-sik Kim

Hee-Tak Kim

Chee-kheng Lim

Sung-hoon Choa

Jun-Sik Kim

Tae-Yoon Kim

Kyung-Ho Kim

Young-Soo Park

Kwang-seok Kim

Young-Su Kim

Seong-Jin An

In-Jun Hwang

Alexey Alexandrovichserov

Ung-hwan Pi

Yong-su Kim

Sun-Ae Seo

Tae-Keun Kim

Jun-Young Kim

Young-Man Jang

Leonid Gorobinskiy

Dong-Uk Lee

Young-Soo Kim

Sang-Jun Kong

In-Seob Song

Jong-Rock Choi

Doo-Youl Lee

Yong-Bum Park

Woong-Ho Cho

Byung-Tae Kang

Kwang-Seok Kim

Min-Jung Oh

Dong-Yun Kim

Hyun-Chul Shin

Myeong-Ju Ha

Dong-Yun Lee

Ung-Hwan Pi

Kie Hyun Nam

Jae-Woong Choi

Jae-Ho Shin

Sang-Min Jeong

June-Hyuk Jung

Dong-Hoon Yeo

Ju-Yong Shin

Kie-Hyun Nam

Noboru Sato

Jun-sic Kim

Gorobinskiy Leonid

Noboru Sata

Kee-Won Kim

Ji-Young Bae

Disclosed are a support for a fuel cell, a method of preparing the same, an electrode containing the same, a membrane-electrode assembly containing the same, and a fuel cell system containing the same. The electrode includes an electrode substrate and a catalyst layer on the electrode substrate, wherein the catalyst layer includes a catalyst and a binder resin. The catalyst includes a support and an active metal supported on the support. The support includes a carbon substrate and a graphitic layer covering a surface of the carbon substrate. The carbon substrate may be a carbon nanotube, a carbon nanowire, or a heat-treated carbon black, and the graphitic layer includes graphene sheets stacked together and has mesopore channels therein aligned with the graphene sheets. The active metal is supported on the graphitic layer.

Support for fuel cell, method of preparing the same, and electrode for fuel cell, membrane-electrode assemby for a fuel cell and fuel cell system including same

A method of fabricating a solar cell includes forming a doped portion having a first conductive type on a semiconductor substrate, growing an oxide layer on the semiconductor substrate, forming a plurality of recess portions in the oxide layer, further growing the oxide layer on the semiconductor substrate, forming a doped portion having a second conductive type on areas of the semiconductor substrate corresponding to the recess portions, forming a first conductive electrode electrically coupled to the doped portion having the first conductive type, and forming a second conductive electrode on the semiconductor substrate and electrically coupled to the doped portion having the second conductive type, wherein a gap between the doped portions having the first and second conductive types corresponds to a width of the oxide layer formed by further growing the oxide layer.

Thin film type solar cell and fabrication method thereof

An electrode catalyst for a fuel cell, an electrode, a fuel cell, and a membrane electrode assembly (MEA), the electrode catalyst including a carbonaceous support, and a catalyst metal loaded on the carbonaceous support, wherein the carbonaceous support includes a functional group bound on a surface thereof, the functional group being represented by one of Formula 1 or Formula 2, below, 

Electrode catalyst for fuel cell, electrode for fuel cell including the electrode  catalyst, and membrane electrode assembly and fuel cell including the same

Disclosed are a supporter for a fuel cell, and an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the same. The supporter includes a transition metal oxide coating layer formed on a surface of a carbonaceous material, the surface of the carbonaceous material covalently bonded with the transition metal oxide.

Supporter for fuel cell, and electrode for fuel cell, membrane-electrode assembly for a fuel cell, and fuel cell system including same

A photoelectric device is disclosed. The photoelectric device includes a semiconductor substrate, first and second semiconductor stacks having opposite conductive types and alternately arranged on a first surface of the semiconductor substrate, and a gap insulation layer formed between the first and second semiconductor stacks. An undercut may be formed in the gap insulation layer. A method of manufacturing a photoelectric device is also disclosed.

Photoelectric device and manufacturing method thereof

A semiconductor apparatus and a design method for the semiconductor apparatus allow debugging or repairs by using a spare cell. The semiconductor apparatus includes a plurality of metal layers. At least one repair block performs a predetermined function. A spare block is capable of substituting for a function of the repair block. And at least one of the plurality of metal layers is predetermined to be a repair layer for error revision. At least one pin of the repair block is connected to the repair layer through a first pin extension, and at least one pin of the spare block is capable of extending to the repair layer. When the repair block is to be repaired, the pin extension of the repair layer and the repair block is disconnected, and at least one pin of the spare block is connected to the repair layer through a second pin extension.

Semiconductor apparatus capable of error revision using pin extension technique and design method therefor

A catalytic combustor and a fuel reformer having the same. The catalytic combustor includes a housing having a cylindrical reaction portion and a second reaction portion surrounding the first reaction portion in a double tube shape. The housing has a first opening for supplying a first fuel and an oxidant to the first reaction portion and a second opening through which an exhaust in the second reaction portion is discharged. The first and second openings are disposed at first sides of the first and second reaction portions, respectively. The first and second reaction portions are connected with each other so that the fluid is communicated with the first and second reaction portions at second sides of the first and second reaction portions. A catalyst is disposed in the first reaction portion, and a mesh layer is inserted into the second reaction portion.

Catalytic combustor and fuel reformer having the same

A fuel cell system includes a fuel cell stack, a reformer which generates a reformed gas through a reforming reaction between a gaseous fuel and water and supplies the reformed gas to the fuel cell stack, a fuel tank which compresses the gaseous fuel, stores the compressed fuel in an at least a partially liquid phase, and supplies the gaseous fuel to the reformer, a water tank connected to the fuel tank and the reformer to store water and to supply the water to the reformer by an internal air pressure of the fuel tank, and a first valve installed in a connection line connecting the water tank to the fuel tank to selectively open or close the connection line according to an electrical on/off pulse signal.

Fuel cell system having a valve controlling the flow of water to a reformer based on fuel tank pressure

An evaporator and a fuel reformer having the same. The evaporator includes a wall arrangement having a circumferential wall and a bottom wall, the circumferential wall and the bottom wall defining (or surrounding) an evaporation chamber; an inlet provided at one side of the evaporation chamber; an outlet formed in the bottom wall; and a barrier at (or surrounding) the outlet and projected from the bottom wall to the inside of the evaporation chamber.

Evaporator and fuel reformer having the same

An auto ignition type autothermal reformer (ATR) performs reproducible ignition using a catalyst that performs ignition without a separate ignition unit, such as an igniter or heating wire, and a fuel cell system having the ATR. The ATR includes a reaction container having a first opening through which a fuel is introduced into the reaction container and a second opening through which a reformate is discharged from the reaction container, the fuel having a mixture of an aqueous primary fuel solution and hydrogen peroxide; a first catalyst disposed adjacent to the first opening in the reaction container, the first catalyst being a granular catalyst; a second catalyst disposed at the rear portion of the first catalyst to promote an autothermal reforming reaction; and a third catalyst disposed at the rear portion of the second catalyst to promote an oxidation reaction.

Auto ignition type autothermal reformer and fuel cell system having the same

A fuel reformer including a reaction container including a first chamber, a first reactor in the first chamber, the first reactor, including a first catalyst, being configured to produce a first reformate by performing a steam reforming reaction on a first fuel, and having a first gas hourly space velocity (GHSV) at a set flow rate, a first heat source thermally connected to the first reactor, and a second reactor connected to the first reactor, the second reactor including a second catalyst, being configured to produce a second reformate having a lower carbon monoxide content than the first reformate, and having a second GHSV greater than the first GHSV at the set flow rate.

Fuel reformer

A method of driving a heating unit for a fuel cell reformer, a reformer applied with the method for driving the heating unit, and/or a fuel cell system including the reformer. The method includes: supplying an oxidant to the heating unit and absorbing the oxidant by a fuel oxidizing catalyst of the heating unit; supplying a fuel at an excessive amount to the heating unit and absorbing the fuel by the fuel oxidizing catalyst of the heating unit; and supplying the fuel and the oxidant to the heating unit at a stoichiometric ratio of the fuel to the oxidant ranging from 1:1 to 2:1, wherein the heating unit generates heat through an oxidizing catalyst reaction between the fuel and the oxidant.

Method of driving heating unit for reformer, and reformer and fuel cell system including the same

A fuel reforming apparatus including reaction substrates is provided. The reaction substrates of the present invention is made of stainless steel, nickel steel, or chromium steel. Each of the reaction substrates has a channel formed on the surface of the reaction substrate. Reactant for oxidation reaction or for fuel reforming reaction flow through the channel. A catalyst containing layer is formed on the surface of the channel by directly oxidizing the surface of the channel. Therefore, the catalyst containing layer is formed with oxidized steel. A catalyst layer is formed on the catalyst containing layer. A pair of substrates can be laminated to make one substrate a thermal source unit and another a reforming reaction unit.

Fuel reforming apparatus and manufacturing method thereof

A plate-type heat exchanger for use in a fuel cell system that has a fuel cell stack and a reformer is provided. The heat exchanger includes a substrate and a pair of cover plates. The substrate has a first face and a second face opposite to the first face. The substrate is disposed between the cover plates, and combined with the cover plates to form a first passageway and a second passageway. The first passageway is formed in the first face and circulates steam discharged from the fuel cell stack. The steam or water condensed from the steam is supplied to a water supply source. The second passageway is formed in the second face, and circulates water supplied from the water supply source. The water is supplied to the reformer after the circulation. The heat exchanger of the present invention improves performance and efficiency of a fuel cell system.

Plate-type heat exchanger and fuel cell system with the same

Growing community of inventors

Suwon-si, South Korea

Sung-Chul Lee