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김정빈 ( Jeong-bin Kim ),장동욱 ( Dong-wook Jang ),김광렬 ( Kwnag Ryul Kim ),한광록 ( Kwang-rok Han ),손석원 ( Surgwon Sohn ) 한국정보처리학회 2009 한국정보처리학회 학술대회논문집 Vol.16 No.1
최근 철도의 고속화, 자동화됨에 따라 철도 사고 역시 항공기 사고처럼 대형화 되고 인명피해 역시 매우 커지고 있다. 따라서 사고 발생시 사고원인을 신속하고 정확하게 분석하기 위해 철도 차량에 블랙박스의 설치를 법제화 하고 있고, 이에 대한 연구를 진행하고 있다. 사고의 정확한 판단을 위해서 블랙박스에 기록된 데이터를 분석하하는 분석 소프트웨어를 개발하였다. 본 논문의 블랙박스 분석 소프트웨어는 신속하고 정확하게 사고 원인을 규명할 수 있고, 구간별 운행 패턴과 기관사의 습관등을 파악할 수 있어, 운행을 개선 할 수 있어 사고를 미연에 방지 할 것으로 기대한다.
光州 北東部 에 分布하는 所謂 片狀花강巖 에 關한 巖石學的 硏究
Jeong Bin Kim(金正彬),Yong Jun Kim(金勇俊) 대한자원환경지질학회 1984 자원환경지질 Vol.17 No.3
This studg is to clarify intrusion sequence and petrogenetic processes of the so-called schistose granites in the northeastheastern part of the Kwangju, Chonnam Province. The study area is composed of the Pre-cambrian and Unknown age metasediments, the Unknown age schistose granites and basic plutons, the Cretaceous sedimentary and volcanic rocks, and the Cretaceous Ogang-ri granite and dykes. The schistose granites of the study area is divided into three rock units based on relative intrusion age, mineralogical constituent and texture;SoonChang schistose granite, two mica granite and Sam-o-ri schistose granite. The schistose granites intruded into metasediments, are intruded by Ogang-ri granite and dikes, and overlain by the Cretaceous sedimentary and volcanic rocks. The schistose granites vary widely in composition (granite-granodiorite-tonalite) and content of porphyroblastic feldspar Caugen and rectangular shaped). The foliation of schistose granites shows similar trend to the Shinian direction. In especially, strong foliation reflects dynamic metamorphism by mortar texture and much content of well oriented biotite. These schistose granites are characterized by its gray feldspar porphyroblasts. This feldspar is considered to be formed by potassic metasomatism and assimilation of pelitic metasediments of unexposed highly metamorphosed rocks deeply buried under the level of the schistose granites emplacement. Variation of silica versus oxides of major elements shows that the schistose granites are similar to the trend of Daly’s average basalt-andesite-dacite-rhyolite which shows the trend of the fractional crystallization of magma. AMF diagram shows that the schistose granite is corresponded to contaminated differentiation products such as Lower California batholith and Cascade lava. These evidence suggest that the schistose granite is a series of differentiation products formed by fractional crystallization that associated with srtongly contamination and potassic metasomatism.
월출산지역에 분포하는 중생대 화강암류에 대한 암석화학적 연구
김정빈,윤정한,김정택,박재봉,강상원,김동주,Kim, Cheong-Bin,Yoon, Chung-Han,Kim, Jeong-Taek,Park, Jay-Bong,Kang, Sang-Won,Kim, Dong-Ju 대한자원환경지질학회 1994 자원환경지질 Vol.27 No.4
The studied area is composed of Precambrian gneiss complex, middle Jurassic biotite granite, late Cretaceour sediments, volcanics and pink feldspar granite. Characteristic minerals of the biotite granite is plagioclase and hornblende whereas the pink feldspar granite is pink feldspar (perthite) and quartz. Plagioclase compositions of the biotite granite and the pink feldspar granite are oligoclase to calcic andesine ($An_{18-44}$) and sodic albite ($An_{0.5-5.0}$), respectively. In the variation diagrams of the Harker and normative Q-Or-Pl diagram, the biotite granite belongs to the category from granodiorite to granite, the pink feldspar granite from nomal to late granite. The values of D.I. L.I. and alkalinity of the pink feldspar granite are higher than those of the biotite granite. While CaO is enriched in the biotite granite, $K_2O$ is enriched in the pink feldspar granite. The ratio of $K_2O/Na_2O$ which indicates the relative ratio of alkali is 1.06 in the pink feldspar granite, and 0.86 in the biotite granite. In A-M-F and N-C-K diagrams both these granites are plotted in peraluminus granite ($Al_2O_3$>$Na_2O+K_2O+CaO$) region, assigned to calc alkaline series and alkaline series respectively. Put into the form of A-C-F diagram, the biotite granite falls under I-type, and the pink feldspar granite S-type. On the base of whole rock ratios of $Fe^{+3}/Fe^{+2}+Fe^{+3}$ and $^{87}Sr/^{86}Sr$ for the granites in studied area, the biotite granite indicates ilmenite series (0.26) and S-type and/or contaminated I-type ($0.72020{\pm}0.00050$), the pink feldspar granite magnetite series (0.44) and I-type ($0.70826{\pm}0.00020$).
광주(光州) 북동부(北東部)에 분포(分布)하는 소위(所謂) 편상화강암(片狀花崗岩)에 관(關)한 암석학적(岩石學的) 연구(硏究)
김정빈,김용준,Kim, Jeong Bin,Kim, Yong Jun 대한자원환경지질학회 1984 자원환경지질 Vol.17 No.3
This studg is to clarify intrusion sequence and petrogenetic processes of the so-called schistose granites in the northeastheastern part of the Kwangju, Chonnam Province. The study area is composed of the Pre-cambrian and Unknown age metasediments, the Unknown age schistose granites and basic plutons, the Cretaceous sedimentary and volcanic rocks, and the Cretaceous Ogang-ri granite and dykes. The schistose granites of the study area is divided into three rock units based on relative intrusion age, mineralogical constituent and texture;SoonChang schistose granite, two mica granite and Sam-o-ri schistose granite. The schistose granites intruded into metasediments, are intruded by Ogang-ri granite and dikes, and overlain by the Cretaceous sedimentary and volcanic rocks. The schistose granites vary widely in composition (granite-granodiorite-tonalite) and content of porphyroblastic feldspar Caugen and rectangular shaped). The foliation of schistose granites shows similar trend to the Shinian direction. In especially, strong foliation reflects dynamic metamorphism by mortar texture and much content of well oriented biotite. These schistose granites are characterized by its gray feldspar porphyroblasts. This feldspar is considered to be formed by potassic metasomatism and assimilation of pelitic metasediments of unexposed highly metamorphosed rocks deeply buried under the level of the schistose granites emplacement. Variation of silica versus oxides of major elements shows that the schistose granites are similar to the trend of Daly's average basalt-andesite-dacite-rhyolite which shows the trend of the fractional crystallization of magma. AMF diagram shows that the schistose granite is corresponded to contaminated differentiation products such as Lower California batholith and Cascade lava. These evidence suggest that the schistose granite is a series of differentiation products formed by fractional crystallization that associated with srtongly contamination and potassic metasomatism.