Investments Portfolio Optimal Planning, a tool for an integrated life cycle management

摘要

The purpose of this paper is to describe the method and tool, developed by EDF, dedicated to optimize investments planning for nuclear assets in order to support decisions for long term operation. These developments are based on previous works on asset management, presented in . Investments may either be preventive maintenance tasks, asset enhancement or logistic investments such as spare parts purchase. The three methodological points to investigate in such an issue are: 1. The measure of the profitability of a portfolio of investments 2. The selection and planning of an optimal set of investments 3. The measure of the risk of a portfolio of investments.