Korea Institute of Science and Technology

Kia Corporation

Hyundai Motor Company

California Institute of Technology

Rutgers, the State University of New Jersey

Catholic University Industry Academic Cooperation Foundation

Global Frontier Center for Multiscale Energy Systems

Huyndai Motor Company

Jagiellonian University

Gl Materials Inc.

Suk Woo Nam

Jonghee Han

Hyoung-Juhn Kim

Jong Hyun Jang

Sung Pil Yoon

Chang Won Yoon

Tae Hoon Lim

Sung Jong Yoo

Jin Young Kim

Hyung Chul Ham

Dirk Henkensmeier

Yeong Cheon Kim

Hyun Seo Park

Hyangsoo Jeong

Eun Ae Cho

Seong Cheol Jang

So Young Lee

Pyung Soon Kim

Yongmin Kim

Jin Woo Choung

Jihui Seo

Hyuntae Sohn

Young Suk Jo

Tae-Hoon Lim

Yong Min Kim

Seong Ahn Hong

Yongwoo Kim

Jaeyong Lee

Jaewon Kirk

Hee-Young Park

In Hwan Oh

Heung Yong Ha

In-Hwan Oh

Sun-Hee Choi

Jaeyune Ryu

Shin Ae Song

Jong Hee Han

Yu-Jin Lee

Nayoung Kim

Seong-Ahn Hong

Namgee Jung

Yoondo Kim

Hyung Joon Choi

Chang-Whan Lee

Kyungah Lee

Seok Pil Lee

Kyung-Jin Lee

Mina Jeon

Sang Young Lee

Young Min Jhon

Min Jae Lee

Soo K Kim

Taikjin Lee

Min-Jae Lee

In Kyu Song

Minkyu Kim

Myung-Suk Chun

Seung Ju Lee

Seok-Keun Koh

Seok Keun Koh

Sang Hyun Ahn

Tewodros Asefa

Yung-Eun Sung

George R Gavalas

Ho In Lee

Dong Gyun Kang

Eun Ki Kim

Dae Ki Choi

Hee-young Park

Jimin Kong

Soojin Kim

Kug-Seung Lee

Yong Ha Park

Seung Jun Hwang

Hyung Chui Ham

Seung-Goo Kim

Ara Jo

Jeung Woo Lee

Min-Jun Choi

Anatoli Maganiouk

Byungseok Lee

Dajung Han

Hyeung Dae Moon

Jihoon Jeong

Sunhee Jo

Dickson Joseph

Jinwon Cho

Yeon Hun Jeong

Ngoc My Hanh Duong

Hyoung Juhn Kim

Artur Michalak

Young Seung Na

Kahyun Hur

Karol Dyduch

Jun Young Han

Min-Soek Kim

Mateusz Brela

Tae Won Lee

Yeonsu Kwak

Seongeun Moon

A dehydrogenation reaction apparatus and a system including the same are disclosed. The dehydrogenation reaction apparatus includes: a main housing; and a dehydrogenation reactor which is provided inside of the main housing and has a catalyst provided inside. In particular, the dehydrogenation reactor generates hydrogen from a liquid organic hydrogen carrier (LOHC). The dehydrogenation reaction apparatus further includes: a heating device provided inside of the main housing and configured to apply heat to the dehydrogenation reactor through a phase change material, where the phase change material is provided between the main housing, and the dehydrogenation reactor and the heating device.

Dehydrogenation reaction apparatus and system including the same

A dehydrogenation reaction device includes: an acid aqueous solution storage unit including a first aqueous acid solution; a water storage unit including water; and a dehydrogenation reaction unit including a chemical hydride. The dehydrogenation reaction unit receives a second aqueous acid solution in which the first aqueous acid solution and water are mixed, and further reacts the chemical hydride and the second aqueous acid solution to generate hydrogen.

Dehydrogenation reaction device and system having the same

A catalyst for a dehydrogenation reaction includes a carrier including AlOhaving a theta (θ) phase, an active metal supported on the carrier and including a noble metal, and an auxiliary metal supported on the carrier and different from the active metal.

Catalyst for a dehydrogenation reaction, a manufacturing method thereof, and a hydrogen production method using same

An operating method is disclosed for a dehydrogenation reaction system. The method includes providing a system having: an acid aqueous solution tank including an acid aqueous solution; a dehydrogenation reactor including a chemical hydride of a solid state and receiving an acid aqueous solution from the acid aqueous solution tank to react the chemical hydride with the acid aqueous solution to generate hydrogen; and a fuel cell stack receiving hydrogen generated from the dehydrogenation reactor to be reacted with oxygen to generate water and simultaneously to generate electrical energy. The method also includes recycling the water generated from the fuel cell stack to one or all of the acid aqueous solution tank, the dehydrogenation reactor, and a separate water tank. The acid is formic acid and, in in the dehydrogenation reactor, the temperature is in a range of 10° C. to 400° C. and the pressure is in a range of 1 bar to 100 bar.

The present disclosure relates to a hydrogen purification/storage apparatus and method using a liquid organic hydrogen carrier (LOHC).

Hydrogen purification/storage apparatus and method using liquid organic hydrogen carrier

A dehydrogenation reaction apparatus includes a dehydrogenation reactor having a reaction vessel that stores a chemical hydride; and a methane generator that converts carbon monoxide generated in the dehydrogenation reactor into methane.

Dehydrogenation reaction apparatus

The present specification discloses a membrane reactor comprising a reaction region; a permeate region; and a composite membrane disposed at a boundary of the reaction region and the permeate region, wherein the reaction region comprises a bed filled with a catalyst for dehydrogenation reaction, wherein the composite membrane comprises a support layer including a metal with a body-centered-cubic (BCC) crystal structure, and a catalyst layer including a palladium (Pd) or a palladium alloy formed onto the support layer, wherein ammonia (NH) is supplied to the reaction region, the ammonia is converted into hydrogen (H) by the dehydrogenation reaction in the presence of the catalyst for dehydrogenation reaction, and the hydrogen permeates the composite membrane and is emitted from the membrane reactor through the permeate region.

Ammonia membrane reactor comprising a composite membrane

According to one embodiment of the present invention, there is provided a hydrogen extraction reactor, comprising a chamber including an inner space; a reaction unit which is provided to pass through the inside of the chamber and where an endothermic reaction for hydrogen extraction occurs; a heating unit which is provided to be spaced apart from the reaction unit inside the chamber and transfers heat to the inside of the chamber; and a heat transfer material which is provided between the reaction unit and the heating unit in the chamber, wherein the heat transfer material undergoes a phase transition between a gas phase and a liquid phase according to the entry and exit of heat from the heating unit or the reaction unit.

Hydrogen extraction reactor and hydrogen extraction process using phase change materials

A hybrid dehydrogenation reaction system includes: an acid aqueous solution tank having an acid aqueous solution; an exothermic dehydrogenation reactor including a chemical hydride of a solid state and receiving the acid aqueous solution from the acid aqueous solution tank for an exothermic dehydrogenation reaction of the chemical hydride and the acid aqueous solution to generate hydrogen; an LOHC tank including a liquid organic hydrogen carrier (LOHC); and an endothermic dehydrogenation reactor receiving the liquid organic hydrogen carrier from the LOHC tank and generating hydrogen through an endothermic dehydrogenation reaction of the liquid organic hydrogen carrier by using heat generated from the exothermic dehydrogenation reactor.

Hybrid dehydrogenation reaction system

The present disclosure relates to a polymer electrolyte membrane for medium and high temperature, a preparation method thereof and a high-temperature polymer electrolyte membrane fuel cell including the same, more particularly to a technology of preparing a composite membrane including an inorganic phosphate nanofiber incorporated into a phosphoric acid-doped polybenzimidazole (PBI) polymer membrane by adding an inorganic precursor capable of forming a nanofiber in a phosphoric acid solution when preparing phosphoric acid-doped polybenzimidazole and using the same as a high-temperature polymer electrolyte membrane which is thermally stable even at high temperatures of 200-300&#xb0; C. without degradation of phosphoric acid and has high ion conductivity.

Polymer electrolyte membrane for medium and high temperature, preparation method thereof and high temperature polymer electrolyte membrane fuel cell comprising the same

ABSTRACT OF THE DISCLOSURE A catalyst for electrochemical ammonia synthesis incudes a carbon carrier composed of carbon; and 20-65 wt% of iron, copper and sulfur, based on weight of the carbon, supported in the carbon carrier. The catalyst may be coated on an electrode selected from the group consisting of carbon paper, carbon cloth, carbon felt, fluorine- doped tin oxide (FTO) conducting glass, and combinations thereof by spray coating, screen printing or ink jet printing. The catalyst has an ammonia synthesis activity up to several times to several tens of times of the activity of the existing single metal or metal oxide catalysts. Thus, when using the catalyst, it is possible to provide a method for electrochemical ammonia synthesis having an improved ammonia production yield and rate.

Catalyst for electrochemical ammonia synthesis and method for producing the same

A composite polymer electrolyte membrane for a fuel cell may be manufactured by the following method: partially or totally filling the inside of a pore of a porous support with a hydrogen ion conductive polymer electrolyte solution by performing a solution impregnation process; and drying the hydrogen ion conductive polymer electrolyte solution while completely filling the inside of the pore with the hydrogen ion conductive polymer electrolyte solution by performing a spin dry process on the porous support of which the inside of the pore is partially or totally filled with the hydrogen ion conductive polymer electrolyte solution.

Composite polymer electrolyte membrane for fuel cell, and method of manufacturing the same

Disclosed are a method for supplying molten carbonate fuel cell with electrolyte and a molten carbonate fuel cell using the same, wherein a molten carbonate electrolyte is generated from a molten carbonate electrolyte precursor compound in a molten carbonate fuel cell and is supplied to the molten carbonate fuel cell.

Method for supplying molten carbonate fuel cell with electrolyte and molten carbonate fuel cell using the same

The present invention relates to an unmanned aerial vehicle system having a multi-rotor type rotary wing. The unmanned aerial vehicle system having a multi-rotor type rotary wing includes a first unmanned aerial vehicle, at least one second unmanned aerial vehicle, and a bridge that connects the first unmanned aerial vehicle and the at least one second unmanned aerial vehicle to be separable from each other, wherein the at least one second unmanned aerial vehicle is moveable by the first unmanned aerial vehicle in a state where the at least one second unmanned aerial vehicle is coupled to the first unmanned aerial vehicle by the bridge without being driven, and the at least one second unmanned aerial vehicle is separable from the first unmanned aerial vehicle which is in flight.

Unmanned aerial vehicle system having multi-rotor type rotary wing

Growing community of inventors

Seoul, South Korea

Suk Woo Nam