Korea Institute of Science and Technology

Yeong Cheon Kim

Jonghee Han

Suk Woo Nam

Chang Won Yoon

Sung Pil Yoon

Hyoung-Juhn Kim

Tae Hoon Lim

Hyung Chul Ham

Seong Cheol Jang

Hyun Seo Park

Young Suk Jo

Yong Min Kim

In Hwan Oh

Suk-Woo Nam

Eun Ae Cho

Seong Ahn Hong

Hyangsoo Jeong

Sun-Hee Choi

Hyuntae Sohn

Jin Hee Jeon

So Young Lee

Jin Young Kim

Jong Hee Han

Jong Hyun Jang

Min Jae Lee

Jong Ho Park

Seung Ju Lee

Seok-Keun Koh

Soo-Kil Kim

Jaeyoung Lee

Sang Yeop Lee

Kang Bong Lee

Yun Sik Nam

Shin Ae Song

Yong Ha Park

Hyung Chul Hahm

Chang-Whan Lee

Kwang Soo Lee

Hyun Tae Sohn

Jong Pil Jeong

Hyang Soo Jeong

Taekhyun Oh

Dajung Han

Jihoon Jeong

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

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

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

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 provides a hydrogen generating apparatus and a hydrogen generating method, wherein the hydrogen generating apparatus generates hydrogen by dehydrating formic acid, and comprises: a reactor for containing water and a heterogeneous catalyst; a formic acid feeder for feeding formic acid into the reactor; and a moisture remover for removing moisture generated from the reactor.

Method and apparatus for generating hydrogen from formic acid

The present disclosure relates to a hydrogen peroxide vapor decomposition and detoxification system including a hydrogen peroxide vapor suction unit which sucks hydrogen peroxide vapor in a target space to be sterilized, a hydrogen peroxide vapor decomposition and detoxification unit which decomposes the sucked hydrogen peroxide vapor, a vapor discharge unit which discharges decomposition products of the hydrogen peroxide vapor, and a control unit which controls an amount of vapor suction of the vapor suction unit, decomposition and detoxification of the hydrogen peroxide vapor decomposition and detoxification unit, and the vapor discharge unit.

Hydrogen peroxide vapor detoxifying system using honeycomb structure

Provided is a liquid hydrogen storage material including 1,1'-biphenyl and 1,1&#x2032;-methylenedibenzene, the liquid hydrogen storage material including the corresponding 1,1&#x2032;-biphenyl and 1,1&#x2032;-methylenedibenzene at a weight ratio of 1:1 to 1:2.5. The corresponding liquid hydrogen storage material has excellent hydrogen storage capacity value by including materials having high hydrogen storage capacity, and is supplied in a liquid state, and as a result, it is possible to minimize initial investment costs and the like required when the corresponding liquid hydrogen storage material is used as a hydrogen storage material in a variety of industries.

Liquid hydrogen storage material and method of storing hydrogen using the same

Provided are: a dry reforming catalyst, in which a noble metal (M) is doped in a nickel yttria stabilized zirconia complex (Ni/YSZ) and an alloy (M-Ni alloy) of the noble metal (M) and nickel is formed at Ni sites on a surface of the nickel yttria stabilized zircona (YSZ); a method for producing the dry reforming catalyst using the noble metal/glucose; and a method for performing dry reforming using the catalyst. The present invention can exhibit a significantly higher dry reforming activity as compared with Ni/YSZ catalysts. Furthermore, the present invention can have an improved long-term performance by suppressing or preventing the deterioration. Furthermore, the preparing method is useful in performing the alloying of noble metal with Ni at Ni sites on the Ni/YSZ surface and can simplify the preparing process, and thus is suitable in mass production.

Dry reforming catalyst, method for preparing same, and dry reforming method using corresponding catalyst

Provided is a method for preparing a catalyst for a dehydrogenation reaction of formic acid, the method including: preparing a nitrogen-doped carbon support; forming a mixed solution including a first aqueous metal precursor solution which includes palladium (Pd) and a second aqueous metal precursor solution which includes nickel (Ni); and forming a catalyst for a dehydrogenation reaction of formic acid by stirring the nitrogen-doped carbon support with the mixed solution, and then immobilizing alloy particles of Pd and Ni on the nitrogen-doped carbon support.

Catalyst for dehydrogenation reaction of formic acid and method for preparing the same

Provided is a method for preparing nickel-aluminum alloy powder at low temperature, which is simple and economical and is capable of solving the reactor corrosion problem. The method for preparing nickel-aluminum alloy powder at low temperature includes: preparing a powder mixture by mixing nickel powder and aluminum powder in a reactor and adding aluminum chloride into the reactor (S1); vacuumizing the inside of the reactor and sealing the reactor (S2); and preparing nickel-aluminum alloy powder by heat-treating the powder mixture in the sealed reactor at low temperature (S3).

Method of preparing nickel-aluminum alloy powder at low temperature

Disclosed are an apparatus for portable fuel cell and an operation method thereof, wherein stabilization state after initial operation can be determined using OCV.

Apparatus for portable fuel cells and operating method thereof

Disclosed is a unit cell of a honeycomb-type solid oxide fuel cell (SOFC) having a plurality of channels. The channels include cathode channels and anode channels. The cathode channels and anode channels are set up alternately in the unit cell. A collector is installed inside each of the cathode channels and the anode channels, and a packing material is packed into the channels having the collector. Disclosed also is a stack including the unit cells and methods for manufacturing the unit cell and the stack.

Unit cell of honeycomb-type solid oxide fuel cell, stack using the unit cell and method manufacturing the unit cell and stack

Growing community of inventors

Seoul, South Korea

Yeong Cheon Kim