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Promet - Traffic&Transportation journal

Accelerating Discoveries in Traffic Science

Accelerating Discoveries in Traffic Science

Articles

Vol. 22 No. 5 (2010)
Published on 25.09.2010

Xiaojun Yu, Hai-Jun Huang
2010 (Vol 22), Issue 5
This paper investigates the efficiency loss of selfish routing simultaneously with user equilibrium (UE) player and Cournot-Nash (CN) players. The upper bound of the efficiency loss of UE-CN mixed equilibrium with polynomial cost functions is obtained by the scaling method and the nonlinear programming method, respectively. It is shown that the upper bound of efficiency loss obtained by the scaling method only depends on the polynomial degree of the link travel cost function and the upper bound of efficiency loss obtained by the nonlinear programming method depends on the number of the CN players besides the aforementioned factors. The numerical tests validate our analytical results. KEY WORDS: efficiency loss, UE-CN mixed equilibrium, variational inequality, selfish routing game

Urša Horvat
2010 (Vol 22), Issue 5
The aim of this paper is to present the possibility of introducing the motorway of the sea to the Port of Koper. Based on the present situation in the Port of Koper and the planned extension of the container terminal determined by the development plans of the Port of Koper, the paper presents the increase in the container transhipment due to the introduction of the motorway of the sea and its influence on the hinterland infrastructure. For this purpose a simulation was introduced which shows the increase in container transhipment and its distribution between the road and railway part of the container terminal until the year 2015. The maximum capacity of the road and railway part of the container terminal presents two critical points which would be reached due to the introduction of the motorway of the sea to the Port of Koper. The consequence would be a change in the distribution ratio of transhipment between road and railway part of the container terminal. This would overturn the desired ratio of 30:70 (road: railway) determined by the guidelines of the White Paper. KEY WORDS: Motorway of the sea, Port of Koper, container transhipment

Mirjana Kovačić
2010 (Vol 22), Issue 5
In this paper, the author presents the multi-criteria analysis methods, PROMETHEE I and II and GAIA, used for selecting the location of a nautical tourism port. In an example of the selected location of a nautical tourism port in the Northern Adriatic, the author has used an analytic and graphical evaluation for solving such a problem. Particular attention has been paid to the use of GAIA method, which is suitable for visualisation of the problem characteristics through geometrical interpretation and presentation of the results of a multi-criteria analysis. By application of the described methods, it is possible to establish the most acceptable location considering the principles of sustainable development. The paper emphasises the importance of applying multi-criteria analysis and multi-criteria use of selected methods, which contain criteria and sub-criteria for selecting the optimal location of a nautical tourism port. In the paper the results of the research “Criteria for selecting the location of a nautical tourism port” conducted during 2006/2007 have been used. KEY WORDS: nautical tourism port, selecting the location, multi-criteria analysis

Darja Topolšek, Anton Čižman, Martin Lipičnik
2010 (Vol 22), Issue 5
Collaborative behaviour and various aspects of comparing collaboration with coordination and cooperation present the basis for more detailed assumptions concerning the importance of integrating logistic function with the marketing function. The collaborative behaviour dimension of inter-functional integration presents a system of mutual visions, decision-making and collective responsibility to provide results, services or a product. Logisticians often define integration within the framework of the supply chain, yet they neglect the internal integration or the integration between individual departments or functions in a company. Defining internal integration and its level as well as the connection with the level of collaborative behaviour is the basis of the research part of this paper. The quantitative research part studies whether and to what extent collaborative behaviour influences the level of internal integration between logistic and marketing functions. The research is based on a quantitative analysis of results of the survey that was conducted in Slovene retail companies. KEY WORDS: logistics, marketing, logistic function, marketing function, internal integration, collaborative behaviour, inter-functional relations

Alok Mishra, Deepti Mishra
2010 (Vol 22), Issue 5
Recently, Radio Frequency Identification (RFID) has received considerable attention and is considered to be the next wave of information technology revolution. The number of RFID applications in different industries is increasing continuously. Cumulative sales of RFID tag is up in 2006 which shows RFID adoption trend in industries to improve their efficiency of operations and to gain a competitive advantage. In the aviation industry, major airports, airlines have been also planning the RFID adoption in baggage handling and customer services areas for a long time. Many pilot tests have been performed at various airports and RFID tags were found to be far more precise along with better performance than bar codes. This paper provides a review on RFID systems, associated technology, advantages, limitations and applications in various fields. Further, this paper reports the preliminary review of state of RFID adoption planning, architecture and implementation plan in a major airline, focusing on improved baggage handling, increased airport/airline security and customer services. KEYWORDS: aviation, airline, baggage handling, customer-service, Radio Frequency Identification (RFID)

Pero Vidan, Josip Kasum, Marijan Zujić
2010 (Vol 22), Issue 5
In maritime traffic, a route is one or more known tracks along which navigation takes place or there is intention to sail. Meteorological factors are important if the route exceeds the distance of 1500M [1]. Meteorological navigation is the selection of a navigational route in view of meteorological factors and control of vessel during heavy weather conditions and safe navigation aimed at the protection of human lives, vessels and cargo during heavy weather. The paper proposes a model of grouping and evaluating estimates of meteorological factors when planning meteorological navigation. It is advised to upgrade the Electronic Chart Display and Information System – ECDIS program with the aim of allowing for the computer planning of meteorological navigation. KEY WORDS: planning of navigation, meteorology, optimal route, Electronic Chart Display and Information System - ECDIS

Bojan Hlača, Dušan Rudić, Saša Hirnig
2010 (Vol 22), Issue 5
The economic situation and comparative advantages of the Port of Rijeka are no more than important preconditions of its development and competitive ability. No adequate connection of the Port of Rijeka to its catchment area is possible without a modern rail and road traffic. The researches and analyses of the port hinterland connection current state, the results of which are provided in these documents, clearly indicate the need to upgrade the existing railway tracks and build a new level Rijeka – Zagreb railway line. This line is a vital condition for ensuring both, a strong growth of the port performances and its competitive ability vis-a-vis other neighbouring ports. The level railway line Rijeka – Zagreb with Rijeka railway junction adequately upgraded, should be therefore regarded as strategic traffic project and conditio sine qua non for the future development of the Port of Rijeka. However, no solution of the Rijeka railway junction problem will be possible without finding the right way for better connection of some of the port terminals. When considering the integral solution of the rail traffic in the greater Rijeka Basin, it is important to know that the access to individual port terminals, the connection with the railway in Istria through the Učka Tunnel and connection with the port terminals on the Island of Krk are of great importance for the Port of Rijeka future development. The efforts to recognize the problems in the port environment and define priorities that make the rail transport a key factor of the Port of Rijeka’s future growth, are the main contributions of this study. KEY WORDS: Port of Rijeka, traffic connections, rail traffic, Rijeka railway junction, development guidelines

Mladen Nikšić, Slaven Gašparović
2010 (Vol 22), Issue 5
The paper studies the ropeways as a special subgroup of land traffic system from the interdisciplinary aspect of the traffic sciences and geography. The ropeways have seen a propulsive technical and technological development over the last several decades. Therefore, the paper gives an overview of the types of ropeways with special emphasis on the technologically most advanced ropeways. Regarding the lack of studies on the ropeway issues in Croatia, the space distribution of ropeways in the Republic of Croatia has been analysed. The ropeways, as well as other transport modes, affect the space, and since ropeways are considered environmentally friendly traffic modes, their impact on the environment is analysed, both in the mountains and in the cities. Moreover, the economic influence of ropeways on the surrounding area is studied as well. KEY WORDS: ropeway, surface lift, aerial ropeway, chairlift, gondola, funicular


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