نتایج جستجو برای: freight consolidation and containerization problem
تعداد نتایج: 16919221 فیلتر نتایج به سال:
Maritime transport remains the dominant mode for international trade both for bulk transport of commodities and containerized break-bulk cargo. The economics of bulk transport still influence trade patterns and industrial location. Intermodal transport has become a global phenomenon as mechanized handling and containerization have reduced handling costs between modes and promoted their efficien...
We present advances both in modeling and algorithm design for a service network design problem faced by less-than-truckload (LTL) freight transportation carriers. The developed models more accurately capture key operations of today’s carriers: decisions for loaded and empty trailer movements are considered simultaneously, and a time discretization is used that can appropriately model the timing...
In recent years, the reduction of freight truck trips has been a common policy goal. To this end, policies aimed at influencing load consolidation, load factors and increasing maximum truck weight limits have been suggested and implemented, resulting in higher gross vehicle weights. The purpose of such policies has generally been to mitigate congestion and environmental impacts. However, trucks...
the main purpose of the present study was to investigate the relationship between listening proficiency and metacognitive listening strategies awareness among low, mid, and highly self-regulated students. three hundred and seventy one efl students participated in this study (all grade 3 and 4 high-school students who were studying in khansar in academic year 1391-92). to gather the data, three ...
The emergence of containerization had revolutionized the freight maritime transport. The number of the daily handled containers is continuously growing, and port authorities are facing new challenges. Depending on the organization and the level of automation of the container terminal (CT), different vehicles are used to transport the containers, such as Automated Guided Vehicles , Reach Stacker...
The structure of the economic development railway transport in Uzbekistan is analyzed and evaluated article. An assessment dynamics freight traffic given based on GDP data. volume services provided use modes terms products shipped considered. According to growth cargo transportation, a decrease 2020 was revealed due pandemic, but general, there steady rate. Along with ongoing operations renovat...
The structure of the economic development railway transport in Uzbekistan is analyzed and evaluated article. An assessment dynamics freight traffic given on basis GDP data. volume services provided use modes terms products shipped considered. According to growth cargo transportation, a decrease 2020 was revealed due pandemic, but general, there steady rate. Along with ongoing operations renovat...
heuristics are often used to provide solutions for flow shop scheduling problems.the performance of a heuristic is usually judged by comparing solutions and run times on test cases.this investigation proposes an analytical alternative ,called asymptotic convergence ,which tests the convergence of the heuristic to a lower bound as problem size grows. the test is a stronger variation of worst cas...
This paper advocates the use of multi-agent systems in the freight forwarding industry. We propose an intelligent mobile agent system to cope with a dynamic freight forwarding environment where up-todate information is crucial but time-consuming to obtain. A key component of our system is an agent argumentation mechanism that allows decision support agents to discuss, argue, and come to a compr...
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