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Dynamický model rozvozu a svozuPrachař, Petr January 2007 (has links)
Diplomová práce pojednává o dynamických modelech rozvozu, případně svozu. Je zde popsán způsob střídání dvou epoch - epochy rozhodovací a implementační, který navrhli Zhi-Long Chen a Hang Xu. Využití těchto epoch je znázorněné v praktické části, kde jsou zároveň porovnány dva možné přístupy konstrukce tras vozidel. Teoretická část je především zaměřena na řešení problematiky aktualizace tras vozidel způsobených požadavky, které v čase náhodně přicházejí.
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Využití víceokruhového dopravního problému při optimalizaci dopravních trasRumreichová, Lenka January 2014 (has links)
Rumreichová, L. The use of multiple-tours transport problem in the optimization of transport routes. Master thesis. Brno: Mendel University in Brno. 2013. The master thesis deals with the possibilities of using methods of the operations research in the creation of distribution routes. This thesis is based on the analysis of the original solutions to distribution lines. The aim is to suggest a new distribution solution using appropriate optimization methods. The thesis is a comparison of the original and optimized solution with suggestions for possible improvements. Proposal for the new solution is performed using Mayer`s methods and available software.
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Optimalizace zjednodušeného okružního potrubí pro 5-ti dýzovou vertikální Peltonovu turbínu. / Optimizing of Simplyfeid Circular Distributional Pipe of the Vertical Pelton Turbine with 5 Nozzles.Halabrin, Robin January 2011 (has links)
This diploma thesis deals with hydraulic optimization of distribution pipeline for 5 nozzle Pelton’s turbine by using CFD. The thesis is a follow-up to a previous diploma thesis which deals with the possibilities to simplify existing distribution pipeline. A few simplified versions of distribution pipelines were solved and the results show which way we should proceed towards the right solution. The simplified distribution pipeline arises from given parameters and retains the same procedure of evaluation to give us the opportunity of comparing achieved results. Two new geometries of distribution pipeline were created. They were then modified to achieve optimal distribution of discharge in each nozzle. Other criteria used for comparison were static pressure and Coriolis’ number in specific slices inside pipeline. Last but not least a simple economical analysis for selected version of distribution pipeline was carried out on the basis of which we can see the manufacturing costs of the pipeline.
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Úprava křižovatky v Trnavě u obchodního centra / The adjustment of the intersection in Trnava near shopping centreSekaninová, Viola January 2013 (has links)
The aim of my master's thesis is the design of traffic connection between newly emerging commercial and industrial area in Trnava and Nitranská street. The design of TURBO roundabout was demanded. Parking places for SAD drivers are also designed as well as the roads for pedestrians and the interchange with railway line.
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Optimalizace tras pro cestovní kanceláře / Optimization of Routes for Travel AgenciesHal, Marek January 2017 (has links)
This diploma thesis deals with an issue of tour-routes and an optimization of routes for travel agencies, namely the Rialto travel agency from the city Přerov. Two tours, offered by this travel agency, are optimized and three optimization methods are used - the nearest neighbour metho, the Vogel approximation Method and the savings method.
The first part of this thesis describes the theoretical issue of topic - the legislation concerning the travel agencies, transportation logistics, the usage of operations research in transport logistics and travelling salesman problem issue and methods used to solve the travelling salesman problem. In the second part the Rialto travel agency is briefly described, then the tours are described and these tours are optimized.
The last part contents the analysis of obtained results, the results are evaluated and suggestions considering the economic, temporal and legislative (rest and working hours of drivers) aspects are made.
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Okružní problém s vyzvednutím a doručením, případová studieDostalíková, Lucie January 2008 (has links)
Diplomová práce se zabývá analýzou a výpočtem optimalizační úlohy z praxe. Jedná se o optimalizaci nočních linek vnitrostátní přepravy na území ČR. Cílem je nalezení řešení, které zefektivní organizaci těchto linek a usnadní práci lidí s nimi spojenou. Celý výpočet úlohy je inspirován okružním problémem s doručením a vyzvednutím (?Pickup and Delivery Problem?). Na výpočet problému jsou použity dva modely: model založený na hledání optimálního více produktového toku a model spočívající na výběru tras. Modely jsou založeny na rozdílných přístupech. Díky oběma modelům je možné si uvědomit, že na jednu optimalizační úlohu lze pohlížet z více stran a z obdržených výsledků si pak vytvořit ucelenější pohled na problém.
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Návrh úpravy okružní křižovatky silnic I/11, I/33 a I/35 u ČKD / Design of ČKD Roundabout of Roads I/11, I/33 and I/35Vencl, Martin January 2013 (has links)
Subject of this thesis is a modification of an existing arrangement junction which does not meet current traffic demands. The adjustment includes two lane roundabout road I/11,1/33 and I/35 near ČKD in Hradec Králové. The proposed solution is based on requirements of the regional office of Hradec Králové region. One part of the thesis includes the capacity assessment of the proposed amendments.
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Metoda tvorby tras přepravní úlohy / Method of generation transport routesBartásková, Petra January 2010 (has links)
This thesis is focused on optimizing the routes which are implemented in our country at night. Goods are transporting between designated central cities. It deals with creating cyclic routs, along which the goods should be effectively transported, with the respect of the cost. The instruction how to create these paths represents a heuristic method for generating cyclic paths. The algorithm uses the results provided by model that is based on a search for multiple product chart. The chart contains the minimum number of vehicles that provide transport and individual amount of transported goods. The principle of this heuristic method is to create cyclic paths in such a way to be able to serve all transportation requirements with the lowest number of reloads. This approach leads to the fact that the direct paths are preferred.
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Optimalizace distribuční sítě společnosti DAMIRA DRINKS, s.r.oSchaffer, Marek January 2015 (has links)
Schaffer, M. Distribution network optimization of DAMIRA DRINKS, Ltd. company. Diploma thesis. Brno: Mendel University in Brno, 2015. This diploma thesis deals with distribution network optimization of chosen company with application of operation research methods. Theoretical part is focused on logistics, operational research, linear programming, travelling salesman problem and programming language JavaScript. The aim of this thesis is to project optimal solution of distribution network using Mayer's method and software STORM. In the conclusion is made final costs comparison of the optimal and the existing solution.
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Optimalizace dopravních tras mezi firmou a jejími dodavateli a zákazníky / Optimization of Transportation Routes between a Chosen Company and Its ClientsĎurďa, Jakub January 2016 (has links)
This thesis deals with the adjustment of the current distribution routes of the company CHEMIE STAR Ltd. and at the same time with a creating of new distribution routes with the aim of economic savings, which is achieved through a reduction in the length of routes and the time required for the routes. In the introductory theoretical part of the work the logistics is defined, its functions, importance and influence on the enterprise. And this part also provides an overview of methods dealing with the traveling salesman problem. In the practical part the optimization of the input data into the model at the current routes is performed, where there is always selected the cheapest route between the two nodes using unit costs. Subsequently, the methods solving the traveling salesman problem are applied, namely the method of the Nearest neighbor, Vogel approximation method and Clark-Wright method. The layout of the new routes, which is limited in capacity by car and the purchasers requirements, is done using Mayer method and Sweep algorithm and with the subsequent application of the method solving the problem of traveling salesman problem. In the chapter evaluation of the results and recommendation all obtained outcomes are compared and interpreted.
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