• Title/Summary/Keyword: Maritime transport

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Experimental Results of Ship-to-ship Stabilized Mooring System for Mobile Harbor

  • Jeong, Tae-Gweon;Lee, Yun-Sok;Chen, Chao;Kim, Se-Won
    • Journal of Navigation and Port Research
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    • v.34 no.4
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    • pp.281-286
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    • 2010
  • A new concept of ocean transport system, called mobile harbor, was introduced as a feasibility study in Korea in 2009. Target of the mobile harbor is a short distance transport of containers with or without cargo handling cranes. Although the mobile harbor project has a lot of topics to deal with, this paper is to focus on only ship-to-ship stabilized mooring, which plays a key role in cargo handling. The ship-to-ship stabilized mooring system was developed and installed on board a barge of LOA 32m and breadth 12m. The dockside tests as sea test were carried out so as to ascertain whether the systems can work well to control the barge’s motion. The results of dockside test showed that the heave motion of the barge's motion can be reduced by more than 45%.

Development of the Accessibility Guidelines for Mobility Handicapped Persons in Passenger Ship

  • Kim, Hongtae;Lee, Jong-Gap
    • Journal of Navigation and Port Research
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    • v.36 no.9
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    • pp.763-767
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    • 2012
  • The ratio of the mobility handicapped person is about 25.8% of the total population in Korea(MCT, 2006). In order to prepare for the enforcement of the "Transportation Services Improvement Act for the Mobility Handicapped People"(MCT, 2006), various equipments and installations should be developed to ensure appropriate safety level for the mobility handicapped persons in maritime transportation. While approximately 10 million people are using domestic passenger vessels annually, preferences for maritime transport is very low, especially for the mobility handicapped. This study reviewed a current status of the mobility handicapped person in domestic passenger ship and analysed the improvement plan for them. To investigate the current status of domestic passenger vessel usage by the mobility handicapped, to analysis the requirements for amenities necessary for the mobility handicapped and select the ones to be developed based on the investigated results and to do feasibility study of barrier-free ship.

A Study on the Analysis of the Interconnection structure between Major countries and Korean Water transport industry (주요 국가 및 우리나라 수상운송업 간의 상호 연관구조 분석 연구)

  • Seon-youl Park;Ho Park
    • Korea Trade Review
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    • v.48 no.2
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    • pp.175-195
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    • 2023
  • This study is for analyzing the relation between Korean Water transport and the other main countries Water transport. In the Free trade system, Maritime transport has a high impact on the global economy as well as the each countries. The division of labor through the global value chain(GVCs) has became the ordinary activity in business, and in Maritime shipping,, there are the International trade among countries. Therefore, This study analyze relation of Korean water transport and other 13 regions using World Input-Output Table(WIOT) by Asia Development Bank(ADB). The result of analysis, the proportion of intermediate goods in the input structure of Korean water transport is about 70%, and the ratio of using domestic products is higher than the major European countries. However, since 2000, intermediate inputs from foreign countries have steadily increased, and added value has decreased. Countries with a high relation with Korean Water transport industry are United States(USA) on the input structure, Singapore(SIN) and Japan(JPN) on the distribution structure. Analyzing the relation through the production inducement coefficient, Singapore(SIN) has the high relationship with Korean Water transport industry.

Interscale transport of the Reynolds stress in a turbulent boundary layer subjected to adverse pressure gradient (역압력 구배 난류 경계층에서 레이놀즈 응력의 스케일 간 수송)

  • Yoon, Min
    • Journal of the Korean Society of Visualization
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    • v.20 no.1
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    • pp.38-44
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    • 2022
  • An interscale transport of the turbulent kinetic energy (TKE) and Reynolds shear stress (RSS) is examined in an adverse pressure gradient (APG) turbulent boundary layer (TBL). The direct numerical simulation data of an APG TBL at Reτ = 834 and β = 1.45 is employed. The TKE and RSS transport equations are divided into large and small scales, leading to the introduction of interscale transport. The TKE mainly transfers from large scales to small ones in the outer region, and vice versa for the RSS. An interscale transport of TKE and inverse interscale transport of RSS are amplified by APG, and the latter results in the increase in large scales of TKE production. Some of outer large scales of enhanced TKE transfer to small scales and then dissipate by viscosity, and the remains dissipate turbulent-non-turbulent interfaces by turbulent transport.

A Basic Study on the Maritime Performing Party System and the Difference between the Maritime System and China's system

  • Liu, Xiaoxian;Noh, Chang-Kyun
    • Journal of Navigation and Port Research
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    • v.36 no.4
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    • pp.299-303
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    • 2012
  • "United Nations Convention on Contracts for the International Carriage of Goods Wholly or Partly by Sea" was passed in July 3, 2008. on September 23, 2009 signing ceremony was held in Rotterdam. The system of maritime performing party is a special system in the transport convention, and constitutes an integral part of the Convention. Maritime performing party system is not the first system which brings in the carrier's independent contractor, but it is the most comprehensive and thorough one. It unified the duty of carrier's independent contractor in the maritime segment, and it is also an important progress in the developing process of international maritime legal system. There are some differences between the maritime performing party and China's current related system, i.e, the port maritime performing party and the intermediate performing party are included in the maritime performing party, and they can enjoy the carrier's exception clause and limitation of liability.

A study on calculating emission $CO_2$ and Analysis Logistics Cost in inland transportation (운송수단별 내륙운송의 $CO_2$ 배출량 산출 및 비용분석)

  • Kim, Hwan-Seong;Jo, Min-Ji
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2009.10a
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    • pp.11-13
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    • 2009
  • As the quantity of goods transported, port industry and inland transport industry have developing still, but almost 80% of inland transport industry consists of ground transport. According to issue "global warming", many regulations and agreements with countries in the world are becoming necessary and it is being fulfilled now. It is sure that Korea will have duty to reduce CO2 emission from 2013. And inland transport have to cut CO2 emission down. Therefore, this paper will address that calculate CO2 emission under route of transportation container at Korea by using O/D analysis. And then, it will predict routes of transportation containers which can reduce CO2 emission.

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A Brief overview of Marine Traffic Status on port of Mombasa and Maritime Activities in Kenya

  • Otoi, Onyango Shem;Park, Young-Soo;Mutisya, Kyalo Michael
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2015.07a
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    • pp.5-8
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    • 2015
  • Kenya is a sovereign country with a vast potential in maritime industry. Though Kenya is known to have made it in IMO white list on $14^{TH}$ May 2010, she is making huge investments in maritime industry in an effort to have a share of booming world maritime industry and sea trade. Statistics has it that 90% of trade volume is carried on the sea, which is strong indication that for any country inspiring to be an economic powerhouse it has to have a lion share of sea trade volume, and one of the proven ways in gaining economic success is by investing heavily in maritime infrastructure. The purpose of this paper is to give a brief description of marine traffic status in port of Mombasa which is the largest port in Kenya, highlight vital features of multi-billion Lamu port investment under taken by the Kenyan government and finally discuss the future of maritime industry and Kenyan seafarer.

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Transport Cost Analysis between Far East and North America - Expanded Panama Canal VS American Land Bridge - (극동-북미간 운송비용 분석에 관한 연구 - 파나마운하 확장과 북미 랜드 브릿지를 중심으로 -)

  • Yoo, Ju-Young;Kim, Tae-Won;Kwak, Kyu-Seok;Nam, Ki-Chan
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • v.1
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    • pp.269-274
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    • 2006
  • It was decided by national vote in Panama to expand the Panama canal. Therefore 12,000TEU sized vessel can pass the canal from 2014. The Far East-North America shipping route, over than post panamax size vessels have to use other routes such as Miniland bridge instead of using the panama canal due to limitation of canal size. Therefore, some changes in the transport route in Far East-North America are expected due to expansion of Panama canal. The objective of this paper is to analyze the transport cost between Far East and North America then compare the competition between Panama canal route and land bridge route.

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Transport Cost Analysis between Far East and North America - Expanded Panama Canal VS American Land Bridge - (극동-북미간 운송비용 분석에 관한 연구 - 파나마운하 확장과 북미 랜드 브릿지를 중심으로 -)

  • Kim, Tae-Won;Kwak, Kyu-Seok;Nam, Ki-Chan;Yoo, Ju-Young
    • Journal of Navigation and Port Research
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    • v.31 no.1 s.117
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    • pp.81-87
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    • 2007
  • It was decided by national vote in Panama to expand the Panama canal. Therefore 12,000TEU sized vessel can pass the canal from 2014. The Far East-North America shipping route, over than post panamax size vessels have to use other routes such as Mini land bridge instead of using the panama canal due to limitation of canal size. Therefore, some changes in the transport route in Far East-North America are expected duo to expansion of Panama canal. The objective of this paper is to analyze the transport cost between Far East and North America then compare the competition between panama canal route and land bridge route.