• Title/Summary/Keyword: maritime and port

Search Result 3,285, Processing Time 0.031 seconds

A Study on the Safety Improvement of Vessel Traffic in the Busan New Port Entrance (부산신항 진출입 항로 내 선박 통항 안전성 향상에 관한 연구)

  • Choi, Bong-kwon;Park, Young-soo;Kim, Nieun;Kim, Sora;Park, Hyungoo;Shin, Dongsu
    • Journal of Navigation and Port Research
    • /
    • v.46 no.4
    • /
    • pp.321-330
    • /
    • 2022
  • Busan New Port manages the largest volume of traffic among Korean ports, and accounts for 68.5% of the total volume of the Busan port. Due to this increase in volume, ultra large container ships call at Busan New Port. When the additional south container terminal as well as ongoing construction project of the west container terminal are completed, various encounters may occur at the Busan New Port entrance, which may cause collision risk.s Thus, the purpose of this study was to provide a plan to improve the safety of vessel traffic, in the in/out bound fairway of Busan New Port. For this purpose, the status of arrivals and departures of vessels in Busan New Port, was examined through maritime traffic flow analysis. Additionally, risk factors and safety measures were identified, by AHP analysis with ship operators of the study area. Also, based on the derived safety measures, scenarios were set using the Environmental Stress model (ES model), and the traffic risk level of each safety measure was identified through simulation. As a result, it is expected that setting the no entry area for one-way traffic would have a significant effect on mitigating risks at the Busan New Port entrance. This study can serve as a basis for preparing safety measures, to improve the navigation of vessels using Busan New Port. If safety measures are prepared in the future, it is necessary to verify the safety by using the traffic volume and flow changes according to the newly-opened berths.

A Study on the Traffic Patterns of Dangerous Goods Carriers in Busan North and Gamcheon Port (부산 북항·감천항의 위험화물운반선 통항패턴에 관한 연구)

  • Kim, Jong-Kwan;Kim, Se-Won;Lee, Yun-Sok
    • Journal of the Korean Society of Marine Environment & Safety
    • /
    • v.23 no.1
    • /
    • pp.9-16
    • /
    • 2017
  • As a preliminary study of enter or leaving traffic patterns of the Korea main port, port Management Information System (Port-MIS) data was used to check the volume of vessels entering and leaving the port of Busan, and three consecutive days from each seasons were selected for study. Selected 12-day General Information Center on Maritime Safety & Security (GICOMS) data was also used to analyze the traffic pattern in the main traffic lane of Busan port for dangerous goods carrier. Also, the distance between dangerous goods carriers and Oryukdo breakwater of east breakwater in the main traffic lane was analyzed. Collision probability was estimated using the cumulative probability distribution function of the normal distribution for the maritime traffic safety audit scheme based on the assumption that a ship's trajectory has a normal distribution for a section of the route. However, in case of entry or leaving thorough the Oryukdo breakwater and entry thorough the east breakwater, ship's sailing trajectories were revealed not to follow a normal distribution via regularity testing using a KS-test and SW-test. Especially in the north port, the tendency of the right side of the ship to pass was remarkable. It is desirable to develop a traffic model suitable for the characteristics of the port rather than to apply general traffic theories, and to apply this model to a maritime traffic safety diagnosis, so further research is needed.

A Conceptual Model of Port Clusters and Related Assemblages

  • Roh Hong-Seung
    • Journal of Navigation and Port Research
    • /
    • v.30 no.2
    • /
    • pp.145-150
    • /
    • 2006
  • Recently we have seen a noticeable trend in ports to establish port clusters. Despite this trend, little research has actually been undertaken to fully define and analyse port clusters. A couple of exceptions have descriptively defined port clusters but the boundaries of port clusters are not apparent. Therefore, the aim of this paper is to define port clusters in terms of set theory and in particular look at them in terms of their distinct characteristics and system boundaries. The main concern of this paper is that there is a need to distinguish, from a system and a competition perspective, between port clusters, ports, maritime clusters and port ranges. This paper proposes a conceptual model relevant to the relationship among port clusters related assemblages and that has been applied to the north western europe region This model suggests six levels of competition that will help port authorities and government to develop appropriate policies and strategies for port operation and port industry.

A Study on the Development Strategy of Tianjin Bonded Port in China (천진보세항구의 발전방안에 관한 연구)

  • HAN, Jia-Wei;SHIN, Han-Won;SONG, Xiao-Ming
    • Journal of Fisheries and Marine Sciences Education
    • /
    • v.28 no.6
    • /
    • pp.1706-1714
    • /
    • 2016
  • In the 21th century, with the development of the economic global progress, the competition is more stiff. During the fierce competition, 85% of the world's trade volume is root from the sea transportation, that means the harbor trade is becoming an important part in the world's trade. With the strong support of the Chinese national ministries, Tianjin Dongjiang Bonded Port Area had made a series of encouraging results and now becoming a positive mode of the chinese harbor trade port. In the meanwhile, the Dongjiang Bonded Port Area is also searching for the change and a better development. From this year, the Dongjiang Bonded Port Area is apply for the experimental unit to change from the Bonded Port Area to the Free Trade Zone. This paper focus on the Tianjin Dongjiang Bonded Port Area which is the largest port area in the northern part of China. The development progress of the Dongjiang Bonded Port Area is concerned and studied in the paper. This paper expected to research on the transformation progress from the Bonded Port Area to the Free Trade Zone, to find out appropriate ways for the blossom of the harbor trade and the bonded area.

Comparative Port Performance Analysis of Italian Ports

  • D'agostini, Enrico;Ryoo, Dong-Keun;Jo, So-Hyun
    • Journal of Navigation and Port Research
    • /
    • v.39 no.5
    • /
    • pp.393-399
    • /
    • 2015
  • Recently, the fierce competitions in the shipping industry and the global economic downturn have heavily influenced ports' operational strategies. In order for port authorities to remain competitive at an international level and to provide more accurate information to develop National policies, ports are required to analyse and improve operations' efficiency. In this paper, the efficiency of 19 Italian ports in 2013, handling different types of cargoes, is assessed through the application of Data Envelopment Analysis (DEA), with constant return to scale (CRS) and variable return to scale (VRS). The purpose of this study is to analyze the efficiency of Italian ports and evaluate whether differences in size and specialization of each port (or cargo handled) are directly correlated with ports' efficiency.

A Basic Study on Marine Traffic Assessment in Mombasa Approach Channel-I

  • Otoi, Onyango Shem;Park, Young-Soo;Park, Jin-Soo
    • Journal of Navigation and Port Research
    • /
    • v.40 no.5
    • /
    • pp.257-263
    • /
    • 2016
  • Mombasa is the principle port of Kenya, serving inland countries in Eastern and central Africa. Mombasa port has undergone a massive infrastructure upgrade and dredging works with an expectation that more vessels and large post Panamax ships will be able to enter Mombasa port. Therefore, it is vital to carry out a marine traffic risk assessment in order to quantify the degree of navigation safety needed in the Mombasa approach channel and also to evaluate the navigation risk imposed on transit traffic by local ferry traffic. In this paper, a marine traffic risk assessment is carried out using the IWRAP mk2, Environmental Stress (ES) model, and the PARK model. Risk assessment results show that Likoni area has an unacceptable stress/risk ranking at 20.7% by the ES model and 38.89% by the PARK model. The IWRAP mk2 model shows that the crossing area has the highest risk of crossing collision and the area at the entrance to the inner channel has a high risk of grounding. The conclusions derived from this study will provide the basis for proposing the most effective countermeasure to improve navigation safety in the Mombasa approach channel.

A Basic Study on Marine Traffic Assessment in Mombasa Approach Channel-I

  • Otoi, Onyango Shem;Park, Young-Soo;Park, Jin-Soo
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
    • /
    • 2016.05a
    • /
    • pp.81-84
    • /
    • 2016
  • Mombasa is the principle port of Kenya, serving hinter countries in Eastern and central Africa. Mombasa port has undergone a massive infrastructure upgrade and dredging works with an expectation that more vessels and large post Panamax ships will be able to call at Mombasa port. Therefore, it is vital to carry out a marine traffic risk assessment so as to quantify the degree of navigation safety on Mombasa approach channel and also to evaluate navigation risk imposed on transit traffic by local ferry traffic. In this paper marine traffic risk assessment is carried out using IWRAP mk2, Environmental Stress model, and PARK model. Risk assessment results show that Likoni area has unacceptable stress/ risk ranking at 20.7% on ES model and 38.89% by PARK model. IWRAP mk2 model shows that crossing area has the highest risk of crossing collision and the area at the entrance to inner channel has a high risk of grounding. The conclusions derived from this study will provide the basis for proposing the most effective countermeasure so as to improve navigation safety in Mombasa approach channel.

  • PDF

A study on the Relationship of Hub Ports' Transshipment and the Trade in East Asia: Focusing on Korean Ports

  • Shou, Jian Min;Lee, Su-Ho
    • Journal of Navigation and Port Research
    • /
    • v.30 no.7
    • /
    • pp.567-578
    • /
    • 2006
  • This paper is a study of the relationships between trade and transshipment in Korea. Through the analysis of the data collected, a comprehensive model has been developed to analyze and predict relationships between trade and transshipment. By using analyses of port and trade evolution in Asia, the model identifies some important results. An application of the model to forecast developments in selected regions in China is also included in this paper. The paper provides a basis for shipping companies to decide on appropriate transshipment port strategies, and provides important theoretical references for Korean ports' development Supported by Shanghai leading Academic Discipline Project, project Number: T0602.

A Comparative Analysis of Port Development Strategies in Hong Kong and Busan

  • Kim, Myoung-Hee;Hwang, Doo-Gun
    • Journal of Navigation and Port Research
    • /
    • v.32 no.2
    • /
    • pp.149-158
    • /
    • 2008
  • This paper discusses the strategies for the future qf the Hong Kong Port and Buasn Port. We assess whether they prepare the ports for the position of being the logistics hub, and as such could assist the ports to maintain their position in the world's container port. We reviewed both the current situation qf the Hong Kong Port and the strategy of the port for the future (Master Plan 2020) to keep the status of logistics hub. With the case study on the Port of Hong Kong, this study attempts to examine what the strategic planning is needed for the Busan Port. We debate the Port of Busan could be seen as a logistics chain for the future. In our discussion, the strategic planning on "Port Vision 2020" for Port of Busan does not address the issues regarding this part, nor does it make any recommendations in terms of the requirement of the logistics private sector.