Keqi Yan: Fluid Models for Production-Inventory Systems (Under the direction of Professor Vidyadhar G. Kulkarni) We consider a single stage production-inventory system whose production and demand rates are modulated by a finite state Markov chain called the environment. Supplementary orders can be placed from external suppliers when needed. We model this system by a fluid-flow system and derive...

Sistem perencanaan dan pengadaan obat merupakan faktor penentu ketersediaan kebutuhan anggaran. Metode yang baik dapat diterapkan untuk menciptakan sistem baik, salah satunya dengan metode ABC Indeks Kritis. Dengan ini maka dikelompokkan prioritas memiliki nilai investasi besar. RSJ dr. Soeharto Heerdjan belum pernah melakukan analisis Kritis masalah sering terjadi adalah stok kosong. Tujuan pe...

Variability of demand for goods, depending on their availability and cost is a frequently observed phenomenon in the sphere production consumption. This paper discusses possibility using ABC analysis inventory management system. type makes it possible to apply various methods increasing income reducing costs particular products manufacturers.
 As known, process approach emphasizes systemat...

In traditional inventory models such as the economic order quantity (EOQ) and the economic production quantity (EPQ) the sole objective is to minimize the total inventory-related costs, typically holding cost and ordering cost. These models do not consider the presence of defective products in the lot or rework of them. Recently, Jamal, Sarker, and Mondal (Jamal, A. A. M., Sarker, B. R., & Mond...