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Development of Innovation DME Process from Natural Gas and Biomass in KOREA
조원준(Cho, Wonjun),송택용(Song, Taekyong),백영순(Baek, Youngsoon),김승수(Kim, Seung-Soo) 한국신재생에너지학회 2010 한국신재생에너지학회 학술대회논문집 Vol.2010 No.11
Hydrogen is an alternative fuel for the future energy which can reduce pollutants and greenhouse gases. Synthesis gas have played an important role of synthesizing the valuable chemical compound, for example methanol, DME and GTL chemicals. Renewable biomass feedstocks can be potentially used for fuels and chemical production. Current thermal processing techniques such as fast pyrolysis, slow pyrolysis, and gasification tend to generate products with a large slate of compounds. Lignocellulose feedstocks such as forest residues are promising for the production of bio-oil and synthesis gas. Pyrolysis and gasification was investigated using thermogravimetric analyzer (TGA) and bubbling fluidized bed gasification reactor to utilize forest woody biomass. Most of the materials decomposed between 320?C and 380?C at heating rates of 5{sim}20?C/min in thermogravimetric analysis. Bubbling fluidized bed reactor were use to study gasification characteristics, and the effects of reaction temperature, residence time and feedstocks on gas yields and selectivities were investigated. With increasing temperature from 750?C to 850?C, the yield of char decreased, whereas the yield of gas increased. The gaseous products consisted of mostly CO, co₂, H2 and a small fraction of C1-C4 hydrocarbons.
Coal Bed Methane을 사용한 다양한 응용 기술에 대한 고찰
조원준,이제설,유혜진,이현찬,주우성,임옥택,CHO, WONJUN,LEE, JESEOL,YU, HYEJIN,LEE, HYUN CHAN,JU, WOO SUNG,LIM, OCKTAEK 한국수소및신에너지학회 2018 한국수소 및 신에너지학회논문집 Vol.29 No.1
Now discusses the potential use and applications of coal bed methane (CBM) in various industries. One of the options for gas monetization is gas to power (GTP), sometimes called gas to wire (GTW). Electric power can be an intermediate product, such as in the case of mineral refining in which electricity is used to refine bauxite into aluminum; or it can be an end product that is distributed into a large utility power grid. For stranded gas, away from the regional markets, the integration of the ammonia and urea plants makes commercial sense. These new applications, if established, could lead to a surge in demand for methanol plants.
Tavan Tolgoi Coal Bed Methane에 대한 몽골에서의 타당성 조사
조원준,유혜진,이제설,이현찬,주우성,임옥택,CHO, WONJUN,YU, HYEJIN,LEE, JESEOL,LEE, HYUN CHAN,JU, WOO SUNG,LIM, OCKTAEK 한국수소및신에너지학회 2018 한국수소 및 신에너지학회논문집 Vol.29 No.1
Methane is the cleanest fuel and supplies by many distributed type: liquefaction natural gas (LNG), compressed natural gas (CNG), and pipeline natural gas (PNG). Natural gas is mainly composed by methane and has been discovered in the oil and gas fields. Coal bed methane (CBM) is also one of them which reserved in coalbed. This significant new energy sources has emerge to convert an energy source, hydrogen and hydrogen-driven chemicals. For this CBM, this paper was written to analyze the geological analysis and reserves in Mongolian Tavan Tolgoi CBM coal mine and to examine the application field. This paper is mainly a preliminary feasibility report analyzing the business of Tavan Tolgoi CBM and its exploitable gas.