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Wyszukujesz frazę "Sea Transportation" wg kryterium: Temat


Tytuł:
Hygroscopic properties of green coffee transported by sea
Autorzy:
Ruszkowska, M.
Dmowski, P.
Urbanowicz, K.
Tematy:
cargo transportation
green coffee
cargo transportation by sea
sea transportation
hygroscopic properties
coffee
Pokaż więcej
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/2063958.pdf  Link otwiera się w nowym oknie
Opis:
The aim of research was to evaluate the hygroscopic properties of green coffee beans determining its quality during sea transportation. The research material consisted of seven samples of unroasted bean coffee from different countries of origin (Kenya, India, Ethiopia, Columbia and Guatemala) obtained directly from the coffee producer. The water content of green coffee must not exceed 12% as it then has a tendency to grow mould and become musty. Coffee beans require particular temperature, humidity/moisture and possibly ventilation conditions and therefore, to explore and predict the behaviour during transport of green coffee its equilibrium moisture content must be determined for a range of transport temperatures and relative humidity levels . The present paper focuses on the evaluation of the hygroscopic properties of green coffee from different countries of origin based on isotherms of water vapour sorption and characteristic selected parameters of the surface microstructure determining transport conditions and the microbiological stability of this cargo. While assessing the quality and transport durability of green coffee beans, based on the parameters of monomolecular layer capacity and the specific surface area of sorption, it was found that especially samples of coffee from Guatemala and Ethiopia were the least susceptible to changes in the transport conditions.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Empirical analysis of the relationship between trade wars and sea-air transportation
Autorzy:
Kiracı, Kasım
Akan, Ercan
Tematy:
trade wars
sea transportation
air transportation
panel causality
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Wydawca:
Uniwersytet Ekonomiczny w Poznaniu
Powiązania:
https://bibliotekanauki.pl/articles/1011591.pdf  Link otwiera się w nowym oknie
Opis:
The aim of this paper is to empirically analyse the relationship between the trade wars and modes of transport for selected countries. For this purpose the causality relationship between trade value and sea transport / air transportation for EU-G20 and US-G20 countries was examined. Panel causality analysis was used as a method in the study. The empirical findings of the study show the existence of a causality relationship between the trade value and modes of transport (sea transport and air transport) for country groups. This shows that the countries' sea and air transport will be adversely afected by trade wars.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Content Analysis of the “International Journal on Marine Navigation and Safety of Sea Transportation” from 2007 to 2012
Autorzy:
Fiskin, R.
Nas, S.
Tematy:
TransNav Conference
marine navigation
Safety of Sea Transportation
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/116888.pdf  Link otwiera się w nowym oknie
Opis:
This study examined the content analysis of the articles published in International Journal on Marine Navigation and Safety of Sea Transportation (TransNav). A content analysis was conducted for a 6‐year period from 2007 to 2012. The journal published 6 volumes, 24 issues and 401 articles since 2007. The articles were submitted by 637 authors from 49 different countries. A total of 401 research papers were analyzed in the sense of the author’s score, country and institution ranks of articles published in the TransNav Journal. In this study, no attempt was made to distinguish between departments, research centers, and agencies within an institution. The analyses were found that the authors from Poland made the most contribution to the journal. This shows that the journal should be more attractive for authors from other countries to enhance sending their scientific studies. This study also found that the journal mostly attends safety and security in sea transportation. Algorithms and methods are also widely included in the journal as a topic chapter.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Sea transportation of some agriculture products liable to self-heating
Autorzy:
Popek, M.
Tematy:
safety of sea transportation
sea transportation
agriculture products
self-heating
Palm Kernel Shells (PKS)
IMSBC Code
MHB Cargo
Materials Hazardous only in Bulk (MHB)
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/117371.pdf  Link otwiera się w nowym oknie
Opis:
Propensity of cargoes to self-heating is determined by many factors which can be divided into two main types - properties of the cargo and environment/storage conditions. Some agricultural products are susceptible to self-heating which can cause many serious problems during handling, storage and sea transportation of such commodities. Palm kernel shells (PKS) have been shipped in bulk since 2007 but they are not a currently listed cargo in the IMSBC. PKS are a natural by-product of palm oil processing and differ materially from the palm kernel expellers currently regulated by the IMSBC Code. However, their specific characteristics and negative external influences may cause them to behave like a substance from Class 4.2 (Substances liable to spontaneous combustion) or MHB cargo. Due to the importance of spontaneous combustion, particularly with respect to the storage and sea transportation of PKS, an investigation has been conducted.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Human Errors and Oil Pollution from Tankers
Autorzy:
Arsenie, P.
Hanzu-Pazara, R.
Tematy:
pollution
Environment Protection
Oil Spill
Human Errors
Tankers
Transportation System
Sea Transportation
Petroleum Cargo
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/115991.pdf  Link otwiera się w nowym oknie
Opis:
The economical development of the world is based on transportation system. More than half of the products transported all over the world are carried by sea. Sea transportation is made with different kind of ships, as bulk carriers, cargo vessels, container ships, tankers. Ships are managed by people. In group or as individual, anybody can make errors. In maritime area these errors have as results accidents and disasters. Many of these events affect especially the environment. As 80% of necessary petroleum products are transported by sea, the risk of a major environment disaster caused by human errors is high. Anyway, over 99% of petroleum cargo transported by sea is carried without incidents. This paper presents the effects of human errors, mostly cases that involved tankers, which were produced in the navigation and operational processes.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The influence of a static, homogeneous magnetic field on the sorption properties of soybean meal during maritime transport
Autorzy:
Ocieczek, A.
Kaizer, A.
Otremba, Z.
Tematy:
cargo transportation
magnetic field
soyabean meal
maritime transport
sea transportation
sorption properties
brunauer
bulk cargo
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/2063955.pdf  Link otwiera się w nowym oknie
Opis:
Providing safety and maintaining high quality of dry cargo, transported by sea, is associated with the necessity of taking into consideration their specific property, which is hygroscopicity. Susceptibility to the impact of water, which also occurs in vapour state, concerns mainly dry cargo, which are organic matter, containing carbohydrates and protein in their composition. This is because these substances have strong connection with water. The example of a bulk cargo often transported by sea is soybean meal, which is mainly produced in the USA, Brazil and Argentina. Due to its economic importance, the quality of soybean meal, which is globally used in the animal nutrition (poultry and swine), remains an important research issue. This product is obtained by subjecting the soybeans to cracking and dehulling processes, in order to facilitate the extraction of the oil. Water absorption of soybean meal causes reactions taking place in it, which leads to the changes in its chemical composition and, consequently, also in its nutritional values. Moreover, increasing the water content, leading to the increase of water activity, may significantly deteriorate the microbiological safety of the meal. Therefore, the research was undertaken to determine whether the sorption properties of soybean meal will change due to the influence of a static, homogeneous magnetic field. This aim has been achieved by determining and comparing the water vapour adsorption isotherms. The comparison of the isotherms determined under normal conditions and under the influence of a static, homogeneous magnetic field with an induction of 10 mT has been made on the basis of empirical data. Furthermore, using the Brunauer, Emett and Teller equation (BET), the monolayer and the energy constant of the sorption process have been estimated. The isotherms were determined at 20°C. The study lasted 9 days. Desiccators with aqueous supersaturated solutions of substances and a generator of a static magnetic field were used in the research. The obtained results have indicated that the influence of the magnetic field is a factor that causes the differentiation between the sorption properties of soybean meal expressed in the volume of the monolayer and the energy associated with the sorption phenomenon. The inferred findings show, that the magnetic field has an impact on the course of the sorption phenomenon in organic samples, and may determine the stability of the cargo during long-term maritime transport.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Changes in Oil Transportation in the Years 2020 and 2030 – The Case of the Gulf of Finland
Autorzy:
Brunila, O.
Storgård, J.
Tematy:
Sea Transportation
Oil Transportation
Gulf of Finland
Baltic Sea
green energy policy
Helsinki Commission (HELCOM)
Maritime Oil Transportation
Changes in Oil Transportation
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/116691.pdf  Link otwiera się w nowym oknie
Opis:
This paper covers the current state of maritime oil transportation in the Baltic Sea and the development of oil transportation in the 2000s, as well as estimations of transported oil volumes in 2020 and 2030 in the Gulf of Finland. The scenarios were formulated on the basis of a current state analysis, energy and transportation strategies and scenarios and expert assessments. The study showed that the volumes of oil transportation in the Gulf of Finland will increase only moderately compared to the current status: 9.5-33.8 %, depending on the scenario. Green energy policy favours renewable energy sources, which can be seen in the smaller volumes of transported oil in the 2030 scenarios compared to the 2020 scenarios. In the Slow development 2020 scenario, oil transport volumes for 2020 are expected to be 170.6 Mt (million tonnes), in the Average development 2020 187.1 Mt and in the Strong development 2020 201.5 Mt. The corresponding oil volumes for the 2030 scenarios were 165 Mt for the Stagnating development 2030 scenario, 177.5 Mt for the Towards a greener society 2030 scenario and 169.5 Mt in the Decarbonising society 2030 scenario.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Methodological Problems of Modern Transportation Logistics
Autorzy:
Kuznetsov, A. L.
Kirichenko, A. V.
Tematy:
modern transportation logistics
logistics
methodological problems
modern logistics
transportation logistics
sea transportation
global supply chain
logistic supply chain
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/117606.pdf  Link otwiera się w nowym oknie
Opis:
The terminology and conceptual apparatus of modern logistics as a scientific discipline is far from being shaped. Researches and developers of legislative and norm-setting documents are obliged to use their own or barrowed terminology, in both case not shared ubiquitously. Consequently, the interpretations even of basic concepts differ significantly. In particular, there exists an academic and practical point of view that refuse the right for existence of the term “transportation logistics”. This clause is explained by the proclaimed omnipresence and universality of logistics, which has in its operational glossary the term “transportation”, treated as a local, subordinated and thus secondary function. This paper tries to set a decisive rule to distinguish between general logistics and transportation logistics, arguing that these two disciplines are well separated by the objects and methodology, knowledge and activities. In transportation logistics defined this way the authors examine two principal components of the transportation processes, storage (warehousing) and movement (shipping). This consideration lead to conclusions that the classical mathematical toolkit is not fitted for the design and management of modern global supply chains.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Maritime Transport Development in the Global Scale – the Main Chances, Threats and Challenges
Autorzy:
Grzelakowski, A. S.
Tematy:
maritime transport
Sea Transportation
Global Economy
International Transport
safety at sea
Security at Sea
Maritime Transport Process
Global Shipping Industry
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/117547.pdf  Link otwiera się w nowym oknie
Opis:
International transport is a subject to many regulatory measures worked out by governments, international organisations (e.g. IMO, ILO, EU), regional institutions and public entities. As a result, such regulatory mechanism, which is getting throughout international, strongly affects the real sphere of maritime transport as well as its productivity and efficiency. Maritime transport operators have to apply to many new standards and rules set by international public regulators aimed mainly at improving and enhancing safety and security at sea. It is sometimes very painful process in terms of costs and time but inevitable to survive in the highly competitive environment. The author analyses the nowadays existing regulatory mechanism in maritime transport and tries to evaluate it in terms of its impact on effectiveness of maritime transport processes.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
e-Maritime: An Enabling Framework for Knowledge Transfer and Innovative Information Services Development Across the Waterborne Transport Sector
Autorzy:
Graff, J.
Tematy:
e-Maritime
Knowledge Transfer
Information Services Development
Waterborne Transport
Sea Transportation
Marine Stewardship
Marine Transportation
e-Navigation
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Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/116732.pdf  Link otwiera się w nowym oknie
Opis:
The economic and social impact of the waterborne sectors in Europe cannot be overstated, employing directly more than 3 million people and generating a turnover of about €250 billion representing more than 1% of the EU’s GDP. In order to maintain its leadership and competitiveness, Europe must take advantage of new market opportunities and address these challenges by means of focused research, development and innovation. In recent years the impact of digital technology and relevance of geospatial information has been increasingly felt across the whole maritime community bridging waterborne and coastal activities. The challenge for the maritime and marine science communities is to accelerate the transformation of the maritime sector into one that is able to exploit market-led opportunities and create high value added outputs that fully embraces technological and scientific advances. e-Maritime offers itself as the enabling framework.
Dostawca treści:
Biblioteka Nauki
Artykuł

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