Browsing by Author "Niwunhella, D. H. H."

Now showing items 1-13 of 13

Analyzing Factors that Impact on Performance of Pickers in Third-Party Logistics Warehouses in Sri Lanka

Prasadika, A. P. K. J.; Wijayanayake, A. N.; Niwunhella, D. H. H. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Order picking is the most crucial and expensive operation in a warehouse which affects customer satisfaction and the profitability of the warehouse. Picker is the employee who is responsible for the order picking process. ...
Cluster-based Transportation Optimization – A Case Study from Pharmaceutical Supply Chains (PSC).

Niwunhella, D. H. H.; Rupasinghe, T.D. (In: Proceedings of the International Postgraduate Research Conference 2017 (IPRC – 2017), Faculty of Graduate Studies, University of Kelaniya, Sri Lanka., 2017)

Transportation planning attempts to allocate fixed logistics capacity in the best possible way, for particular business requirements. This study focuses on the pharmaceutical supply chains, as optimization of medicine ...
An Effective Lateral Transhipment Model for A Multi-Location Inventory Setting to Minimize

Kumari, A.G.K.C.; Wijayanayake, A. N.; Niwunhella, D. H. H. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Managing inventory levels to ensure on-shelf availability of products is a challenge that retailers face on a daily basis. Even though it is desirable to have additional inventory to ensure the availability of products, ...
Framework for Measuring Sustainability Performance of Logistics Service Providers- A Systematic Review of Literature

Prabodhika, A. P. K. J.; Niwunhella, D. H. H.; Wijayanayake, A (Faculty of Commerce and Management Studies University of Kelaniya, Sri Lanka, 2020)

Sustainability and sustainable development have become a buzzing topic in today's business world. Business organizations are more inclined towards making themselves economically, socially, and environmentally more sustainable. ...
Meta Heuristic Approach to Optimize Airline Fleet Re-Assignment

Fernando, P.A.; Niwunhella, D. H. H.; Nanayakkara, L.D.J.F. (International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)

Disruptive situations occur very often in airline environments where daily operational plans related to airline fleet deviate from the original schedules due to unanticipated circumstances, particularly as airlines operate ...
A MILP model to optimize the proportion of production quantities considering the ANP composite performance index

Thalagahage, N. T. H.; Wijayanayake, A. N.; Niwunhella, D. H. H. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)

The apparel industry is considered as one of the most labor-intensive industries where Production Planning and Control (PPC) is considered as an important function, because of its involvement from scheduling each task in ...
Model to optimize the quantities of delivery products prioritizing the sustainability performance

Prabodhika, A. P. K. J.; Niwunhella, D. H. H.; Wijayanayake, A. N. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)

Many manufacturers and retailers often outsource their logistics functions to Logistics Service Providers (LSPs) to focus more on their core business process. Due to the competitiveness and the popularity of the sustainability ...
Optimizing the process of airline fleet re-assignment to minimize the impact of disruptions

Fernando, P. A.; Nanayakkara, L. D. J. F.; Tharaka, V. K.; Niwunhella, D. H. H. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)

Aircraft assignments often deviate from the original schedule due to technical failures, operational requirements and other unforeseen circumstances which can be termed as disruptions. In such situations, it is necessary ...
A simulation modelling approach for vehicle routing problem in cluster-based pharmaceutical supply chains.

Niwunhella, D. H. H.; Rupasinghe, T. D. (International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)

Pharmaceuticals directly affect the health conditions of millions of people. It is important to find the most effective and optimized methods for pharmaceutical supply chains to provide a better quality product from ...
Simulation-Based Efficiency Assessment of Integrated First-Mile Pickup and Last-Mile Delivery in an E-Commerce Logistics Network

Ranathunga, M. I. D.; Wijayanayake, A. N.; Niwunhella, D. H. H. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Logistics operations are crucial in the e-commerce supply chain as they deal with high costs as well as they have a significant environmental impact. The first-mile and last-mile delivery operations in e-commerce logistics ...
Solution approach to incompatibility of products in a multi-product and heterogeneous vehicle routing problem: An application in the 3PL industry

Weerakkody, H. D. W.; Niwunhella, D. H. H.; Wijayanayake, A. N. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)

Vehicle Routing Problem (VRP) is an extensively discussed area under supply chain literature, though it has variety of applications. Multi-product related VRP considers about optimizing the routes of vehicles distributing ...
Solution approaches for combining first-mile pickup and last-mile delivery in an e-commerce logistic network: A systematic literature review

Ranathunga, M. I. D.; Wijayanayake, A. N.; Niwunhella, D. H. H. (Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)

Logistics is one of the primary areas of operation within cutting-edge supply chain operations. In the e-commerce supply chain also logistics operations play a vital part. The logistics operations must be controlled ...
Vehicle routing optimization in Sri Lankan megacity logistics context

Warnakulasuriya, M. M.; Vidanagamachchi, K.; Niwunhella, D. H. H.; Nanayakkara, L. D. J. F. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)

Sri Lanka has been making its way to develop its metropolitan city, Colombo, as a megacity. Transportation is one of the basic components to consider in planning any city emerging as megacities. City logistics function is ...

Browsing by Author "Niwunhella, D. H. H."

Browsing by Author "Niwunhella, D. H. H."

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