Korea Institute of Energy Research

Dae Keun Lee

Seung-gon Kim

Chang-bog Ko

Young-tae Guahk

Hee-Yeon Kim

Tae-Woo Kim

Ji-haeng Yu

Min-Jung Lee

Woo-Nam Jung

Dong-soon Noh

Eun-kyung Lee

Dong Myung Seo

Hookyung Lee

Nam Su Kim

The present disclosure relates to relates to an industrial premixed gas combustor using internal exhaust gas recirculation and an operating method thereof. Particularly, the industrial premixed gas combustor using internal exhaust gas recirculation includes: a fuel chamber that is provided in the central part of the interior of an injection block surrounded with an output end of the oxidizer supply chamber; an injection block that has a plurality of injection channels where oxidizers are introduced from the oxidizer supply chamberand fuel and the oxidizers are mixed and injected; an orifice for fuel injection that is provided in-between the fuel chamber of the injection block and each of the injection channels, and injects fuel inside the fuel chamber to the injection block; and an internal recirculation tube that is formed to be spaced apart from the outer surface of the output end of the oxidizer supply chamber at a predetermined interval and to extend toward the outlet, and recirculates exhaust gas due to combustion.

Industrial premixed gas combustor using internal exhaust gas recirculation and operating method thereof

A nitrogen-doped catalyst for oxidative coupling of methane, which is a catalyst for obtaining a C2 hydrocarbon product with high yield, and a method for manufacturing the catalyst are provided. An embodiment of the present inventive concept relates to a nitrogen-doped catalyst for oxidative coupling of methane having a silica support; and sodium tungstate and manganese supported on the support.

Nitrogen-doped catalyst for oxidative coupling reaction of methane, manufacturing method of nitrogen-doped catalyst for oxidative coupling reaction of methane thereby, and method for oxidative coupling reaction of methane using the same

The present invention relates to a combustion devicefor burning refractory hazardous gases and a burning method for the combustion device. More particularly, the combustion devicefor burning refractory hazardous gases, which is provided in a scrubber systemfor burning waste gases, the combustion deviceincludes: a first porous body; a second porous body; and an igniter for forming a flame surfaceat the interior of the combustion device, wherein the flame surfaceformed by the igniter is located between the first porous bodyand the second porous body, and so as to form the flame surface, at least one of the first porous bodyand the second porous bodyis moved to conduct excess enthalpy combustion.

Energy saving combustion device for burning refractory hazardous gas and method for operating the same

Growing community of inventors

Daejeon, South Korea

Dae Keun Lee