The operation of a modem refinery nowadays is becoming more and more complex. World-wide public concerns about the earth's environment and health considerations led into several new legislative actions all around the world. With the requirement to meet clean fuels challenge the processing configuration has to be adapted accordingly. Since the introduction of unleaded gasoline in the USA in the early 70's, environmental issues have dominated the refining planning decisions. Focusing on gasoline, several trends could be identified. Latest world-wide regulations even call for ultra-low sulphur levels in the gasoline -
展开▼
