FLUID MACHINERY AND ENERGY SYSTEMS
LEARNING OUTCOMES OF THE COURSE UNIT
The purpose is to present a based of the fundamental principles which govern the energy conversion systems operation. A review of the main fluid machines is presented.
COURSE CONTENTS SUMMARY
Conventional and renewable energy sources. Thermodynamics of thermal power plants: steam plants, gas turbines and internal combustion engines. Combined power plant. Cogeneration.
Architecture, principles of operation and performance of fluid machines.
Renewable power plants.
Sistemi energetici e macchine a fluido / Giorgio Negri di Montenegro, Michele Bianchi, Antonio Peretto
Bologna: Pitagora, 2009
Macchine a fluido / Vincenzo Dossena et al.
Torino: Città studi, 2015
ASSESSMENT METHODS AND CRITERIA
The written examination is composed of
- an exercise;
- two open questions.
The exam is passed if the exercise is correct and both the questions are sufficient.
Lectures. Some numerical exercises are presented
Lecture attendances is highly recommended.
An overview on the world’s energy requirement. Energy sources. Fundamental equations: continuity, energy conservation. Properties of the thermodynamics fluid. Properties of fuels. Thermodynamics of thermal power plants. Determination and maximization of thermal efficiency. Effect of irreversibility. Specific fuel consumption.
Gas turbines: ideal models, efficiency, maximisation of both efficiency and work per cycle.
Boiler: typology, efficiency. Internal combustion engines. Combined power plant. Combined heat and power plant. Nuclear energy. Pumps, compressors, fans and turbines.