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Title Advanced Look-ahead Based Approach (ALBA) for distributed simulation of supply chain
 
Names TAMMINENI, SATISH
VENKATESWARAN, JAYENDRAN
Date Issued 2007 (iso8601)
Abstract Distributed simulation is an emerging technique for simulation of supply chains consisting of multiple independent detailed discrete-event models. Time synchronization is one of the critical issues that affect the accuracy of results, network load and execution time. An Advanced Look-ahead Based Approach (ALBA), a hybrid conservative approach for time synchronization, is proposed that allows the models to run as-fast-as-possible to the nearest interaction event. This is achieved using an improved supply chain domain specific look-ahead algorithm that handles multiple types of interactions. The effect of stochasticity of the models on the performance of the look-ahead algorithm is discussed. Also, the performance of ALBA is appraised against two other hybrid time synchronization approaches in literature. Experimental results using a four player distributed supply chain simulation show that ALBA functions better than the other approaches in terms of network communication load and execution time.
Topic Supply Chains
Identifier Proceedings of the IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 2-4 December 2007, 1838-1842