Sisay Geremew

Assistant Professor, Institute of Technology, School of Mechanical and Industrial Engineering, Addis Ababa University, Addis Ababa, Ethiopia

[ 1 ] - Service Performance Improvement Model: The Case of Teklehaymanot General Hospital

In service sector, there are challenges in keeping an optimum balance between customers' demand and availability of resources. This problem is going to be more intense in the health sector due to the fact that both arrival and service times are random. Therefore, designing the service environment by keeping the optimum balance between customers’ demand and available resources is becoming a seri...

[ 2 ] - Design of Supply Chain Network Model for Perishable Products with Stochastic Demand: An Optimized Model

Supply chain network design in perishable product has become a challenging task due to its short life time, spoilage of product in degradation nature and stochastic market demand. This paper focused on designing and optimizing model for perishable product in stochastic demand, which comprises multiple levels from producer, local collector, wholesaler and retailers. The ultimate goal is to optim...

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