• 제목/요약/키워드: Uiwang

검색결과 61건 처리시간 0.033초

의왕ICD 시설 및 운영개선 방안에 대한 연구 (A Study on the Ways to Improve Uiwang ICD Facilities and Operation)

  • 김현주;강신석;박병인
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2011년도 정기총회 및 추계학술대회 논문집
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    • pp.3268-3277
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    • 2011
  • 의왕ICD는 현대적 시설과 하역장비를 갖추어 연간 100만TEU를 처리 할 수 있는 수도권유일의 내륙컨테이너기지이다. 유리한 입지조건, 수도권 물류수송의 거점 역할, 내륙통관 기능 등 많은 이점을 가지고 있어 철도수송 활성화의 중요한 부분을 차지한다. 그러나 의왕ICD는 현재 시설 및 운영상의 문제점으로 컨테이너화물 철도수송 활성화의 한계에 있는 실정이다. 본 연구에서는 의왕ICD의 문제점을 시설부분과 운영부분으로 구분하여 분석하고, 2023년 점용허가 기간이 만료되는 시점을 기준으로 단기, 중장기로 구분하여 개선방안을 제시하였다. 그러나 의왕ICD의 철도수송 활성화는 이러한 개선방안 외에도 철도공사와 입주업체의 노력과함께, 정부, 의왕시, 철도시설공단 등 관련기관의 지원과 협력이 있어야만 가능 할 것이다. 이러한 의왕ICD의 개선은 복합일관수송체계를 구축하여 효율적인 철도물류 인프라 조성 및 철도물류 활성화에 기여하고, 또한 친환경 수송시스템 구축으로 정부의 저탄소 녹색성장 정책에도 기조 할 것으로 기대된다.

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Bus-tie application scheme of 154 kV class SFCLs in Korean power systems

  • Lee, Seung-Ryul;Yoon, Jae-Young;Park, Jong-Young;Lee, Byong-Jun
    • 한국초전도ㆍ저온공학회논문지
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    • 제11권4호
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    • pp.29-32
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    • 2009
  • This paper proposes the bus-tie application scheme of 154 kV SFCL (superconducting fault current limiter) in Korean power system. The reduced amount of fault current by SFCL is different by where the SFCL is installed. Therefore the inflow ratio of fault current (IRFC) is suggested to consider the effect of an SFCL's location. The proposed scheme was applied to the Korean Power System of 2010, and fault currents were calculated and analyzed with this coefficient. Simulations show that the location with high IRFC is adequate to install SFCL but more consideration of other things is required to determine the location and capacity of SFCL.

단열 및 다공질 대수층에서의 추적자 시험연구 (A Comparative Study of Tracer Tests in Fractured and Porous Media)

  • 이진용;이지훈;김용철;천전용;이민효;이강근
    • 한국지하수토양환경학회:학술대회논문집
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    • 한국지하수토양환경학회 2001년도 총회 및 춘계학술발표회
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    • pp.132-135
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    • 2001
  • To understand and compare tracer transport in fractured and porous media. multiple tracer tests were conducted in Wonju and Uiwang sites. The target media were fractured in Wonju site and porous in Uiwang site. It was known that groundwater flow for the two hydrogeologic systems could be represented using a EPM approach. However, the tracer transport in the two aquifer systems was greatly different. In this study, we analyzed the different tracer transport behavior in the two systems, from which our understanding of the tracer dispersion was greatly enhanced. we used bromide and chloride as tracers.

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지역사회중심재활사업을 위한 기초 조사 (A Pilot Survey for the Community Based Rehabilitation In Uiwang)

  • 황병용
    • The Journal of Korean Physical Therapy
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    • 제11권2호
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    • pp.75-80
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    • 1999
  • The purpose of this study nun to obtain basic information about the state of the physically disabled due to neurological impairments in order to provide precise data for planning and evaluating the Community Based Rehabilitation in Uiwang. The results were 1) the total number of registered disabled adults with cerebral vascular accident in this city consulted was 80 and the Prevalence rate was 1.0575 of total disabled Persons, 2) under 100 of the score of activity of daily living(ADL) with the subjects was 41.245 as Functional Independence Measure(FIM) and 3) ender 20 of the score of motor ability with the subjects was $45.1\%$ as Motor Assessment Scale(MAS). This results show that rehabilitation program for community based rehabilitation(CBR) should set up for each level of motor ability and ADL.

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화분 분석을 통한 의왕시 지역의 후기 플라이스토세 고식생 및 고기후 연구 (Late Pleistocene Paleovegetation and Paleoclimate of the Uiwang Area Based on Pollen Analysis)

  • 정철환;임현수;윤호일
    • 한국지구과학회지
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    • 제31권7호
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    • pp.698-707
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    • 2010
  • 경기도 의왕시 포일동의 후기 플라이스토세 퇴적층에 대한 화분분석 결과, 초본류 및 양치식물로 이루어진 저층의 발달과 함께 침엽수-낙엽성 활엽수 혼효림이 분포했던 것으로 나타났다. 기후조건을 반영하는 식생조성의 변화가 인지되는데, 약 43,100년 전-41,900년 전 시기에는 오늘날보다 다소 추운 한랭한 온대 기후하에서 초지식생을 수반한 침엽수-낙엽성 활엽수 혼효림이 발달하였다. 약 41,900년 전-41,200년 전 동안에는 양치식물 저층의 발달과 함께 침엽수-낙엽성 활엽수 혼효림 내에서의 아한대성 침엽수의 감소와 온대성 낙엽 활엽수의 증가가 나타나는데 이는 기후조건의 온난화를 지시한다. 약 41,200년 전-39,700년 전 시기에는 기후 한랭화에 따른 아한대성 침엽수의 증가와 식생밀도의 감소가 나타난다.

의왕시내 BTEX 오염 부지에서의 자연 정화법 이용 적합성 고찰 (Assessment of Monitored Natural Attenuation as Remediation Approach for a BTEX Contaminated Site in Uiwang City)

  • 이민효;윤정기;박종환;이문순;강진규;이석영
    • 한국지하수토양환경학회:학술대회논문집
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    • 한국지하수토양환경학회 1999년도 정기총회 및 춘계 공동 학술발표회
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    • pp.149-156
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    • 1999
  • In the United States (U.S.), the monitored natural attenuation (MNA) approach has been used as an alternative remedial option for organic and inorganic compounds retained in soil and dissolved in groundwater. The U.S. Environmental Protection Agency (EPA) defines the MNA as“in-situ naturally-occurring processes include biodegradation, diffusion, dilution, sorption, volatilization, and/or chemical and biochemical stabilization of contaminants and reduce contaminant toxicity, mobility or volume to the levels that are protective of human health and the environment”. The Department of Soil Environment. National Institute Environmental Research (NIER) is in the process for demonstrating the MNA approach as a potential remedial option for the BTEX contaminated site in Uiwang City. The project is charactering the research site in terms of the nature and extend of contamination, biological degradation rate, and geochemical and hydrological properties. The microbial-degradation rate and effectiveness of nutrient and redox supplements will be determined through laboratory batch and column tests. The geochemical process will be monitored for determining the concentration changes of chemical species involved in the electron transfer processes that include methanogenesis, sulfate and iron reduction, denitrification, and aerobic respiration. Through field works, critical soil and hydrogeologic parameters will be acquired to simulate the effects of dispersion, advection, sorption, and biodegradation on the fate and transport of the dissolved-phase BTEX plume using Bioplume III model. The objectives of this multi-years research project are (1) to evaluate the MNA approach using the BTEX contaminated site in Uiwang City, (2) to establish a standard protocol for future application of the approach, (3) to investigate applicability of the passive approach as a secondary treatment remedy after active treatments. In this presentation, the overall picture and philosophy behind the MNA approach will be reviewed. Detailed discussions of the site characterization/monitoring plans and risk-based decision-making processes for the demonstration site will be included.

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철도-육상트럭 환적지에서의 입주사 작업시간을 고려한 크레인 적하작업 스케줄링 : 의왕ICD 사례 (Crane Scheduling Considering Tenant Service Time in a Rail-Road Transshipment Yard : Case of the Uiwang ICD)

  • 김광태;김효정;손동훈;장진명;김화중
    • 산업경영시스템학회지
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    • 제41권4호
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    • pp.238-247
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    • 2018
  • This paper considers the problem of scheduling loading and unloading operations of a crane in a railway terminal motivated from rail-road container transshipment operations at Uiwang Inland Container Depot (ICD). Unlike previous studies only considering the total handling time of containers, this paper considers a bi-criteria objective of minimizing the weighted sum of the total handling time and tenant service time. The tenant service time is an important criterion in terms of terminal tenants who are private logistics companies in charge of moving containers from/to the terminal using their trucks. In the rail-road container shipment yard, the tenant service time of a tenant can be defined by a time difference between beginning and finishing loading and unloading operations of a crane. Thus, finding a set of sequences and time of the crane operations becomes a crucial decision issue in the problem. The problem is formulated as a nonlinear program which is improved by linearizing a nonlinear constraint in the model. This paper develops a genetic algorithm to solve the problem and performs a case study on the Uiwang ICD terminal. Computational experiment results show that the genetic algorithm shows better performance than commercial optimization solvers. Operational implications in terms of tenants are drawn through sensitivity analyses.