16 research outputs found

    How to Choose and When to Start Best ITS Projects That Enhance Logistic Performance?

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    This paper is dealing with the evolvement of operational research in logistics related to ITS projects. Basically a static model has been introduced by the authors. The model is an extended assigned method. There are more and more quasi-real-time data existing on the changing properties of real world elements and processes due to the less and less cycle time of data collecting. On the other hand volume of the data mapping the real world in more details increased significantly. Therefore ITS projects in logistic has been examined. Later on the model has been partly dynamited

    The Use of Lean Manufacturing Techniques – SMED Analysis to Optimization of the Production Process

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    Lean is a culture of real and continuous optimization. As a concept of continuous optimization in the midst of limited resources must be practiced continuously as a long term organizational norm. This paper revels why changeover time reduction is important in manufacturing industries and from the various tool and techniques available within Lean manufacturing describes mainly SMED (Single Minute Exchange of Dies) for changeover time reduction and its application in Shaft manufacturing industry. This paper also describes principles, benefits, procedure and practical application of SMED. Theoretical bases are verified in a practical part that describes analysis and design optimization of non-productive time at changeover honing machine in selected shaft manufacturing compaty. The output is the structural design of universal palette and evaluation of productivity due to optimization of operations of time honing gear shafts. The result achieved showed considerable reduction in delay arising out of machine setting time, batch setting time and demonstration delay

    Application of the Tecnomatix Plant Simulation Program to Modelling the Handling of Ocean Containers using the AGV System

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    AGV systems, gradually making their way into individual logistics processes, represent an important tool for handling different types of cargo. Since their initial start in the domain of small handling units, their use has been incrementally finding its application in the area of large handling units, too, such as different types of containers. That is why an ever increasing number of them can be encountered at the range of land and sea reloading sites. Thus, there are many opportunities for them to be deployed in different types of logistics processes at maritime reloading sites. For the AGV system and the logistics processes to function correctly at each maritime reloading site, they need to be thoroughly fine-tuned. One of the methods that can be used effectively to that end is the method of computer simulation. The paper will describe how to create a simple simulation model using Tecnomatix Plant Simulation

    The Use of Lean Manufacturing Techniques – SMED Analysis to Optimization of the Production Process

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    Lean is a culture of real and continuous optimization. As a concept of continuous optimization in the midst of limited resources must be practiced continuously as a long term organizational norm. This paper revels why changeover time reduction is important in manufacturing industries and from the various tool and techniques available within Lean manufacturing describes mainly SMED (Single Minute Exchange of Dies) for changeover time reduction and its application in Shaft manufacturing industry. This paper also describes principles, benefits, procedure and practical application of SMED. Theoretical bases are verified in a practical part that describes analysis and design optimization of non-productive time at changeover honing machine in selected shaft manufacturing compaty. The output is the structural design of universal palette and evaluation of productivity due to optimization of operations of time honing gear shafts. The result achieved showed considerable reduction in delay arising out of machine setting time, batch setting time and demonstration delay

    Optimization of Production Processes Using the Yamazumi Method

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    Manufacturing companies are now placing great emphasis on competitiveness and looking for ways to explore their resources more efficiently. This paper presents optimum efficiency improvement of the automotive transmission assembly production line by using line balancing. To optimize has been selected 3 assembly stations where is waste and where requirements are not met for achieving the production capacity. Several measures have been proposed on the assembly lines concerned to reduce operations by using eliminating unnecessary activities of the assembly processes, reducing the cycle time, and balancing manpower workload using line balancing through Yamazumi chart and Takt time. The results of the proposed measures were compared with the current situation in terms of increasing the efficiency of the production line

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