Control of Energy Storage Systems

Course Description

Considering the need for energy storage systems when using renewable energy sources. Overview of storage systems with respect to their dynamic characteristics and performance. Modeling of supercapacitors and batteries. Modeling of fuel cell and electrolyzer. Control of energy flows in the microgrid between sources and several different storage systems using a DC-DC converter. Overview of methods and procedures of achieving maximum power, efficiency and availability of storage systems.

Learning Outcomes

  1. Define energy storage systems suitable for renewable energy systems
  2. Analyze the characteristics of each storage system and the their applicability in microgrid.
  3. Determine the dynamic and static characteristics of the source.
  4. Optimize energy flows in microgrids according to criteria of availability, efficiency and economy.
  5. Assess the impact of each energy storage system to the characteristics of the microgrid
  6. Combine different energy storage systems in microgrids in order to improve the characteristics of the microgrid.

Forms of Teaching

Lectures

Seminars and workshops

Laboratory

Week by Week Schedule

  1. Model of the supercapacitor cell; Charging and discharging characteristic, Supercapacitor management system
  2. Dynamic response of the supercapacitor cell; Charging and discharging power control by DC-DC converter, Energy flow control in the supercapacitor system
  3. Battery classification; Battery cell modelling; Battery cell dynamic response, Battery system modelling; Battery management system
  4. Fast charging system control
  5. Modelling and control of the energy flow in the grid connected supercapacitor and batteries
  6. Modelling and control of the energy flow in the supercapacitor and batteries connected to the electrical motor
  7. Modelling and control of the energy flow in the supercapacitor and batteries connected to the electrical motor
  8. Midterm exam
  9. Overview, and classification of the fuel cell systems
  10. Model of the PEM fuel cell; Electrochemical model; Fluid flow model; Humidity model; Temperature model
  11. Modelling and control of the hydrogen pressure and air flow and pressure; Obtaining stoichiometric hydrogen - oxygen ratio
  12. Output voltage control for the fuel cell with passive load, Output voltage control of the fuel cell connected to the passive load with DC convertor, Temperature control
  13. Modelling and control of the grid connected fuel cell system, Modelling of the PEM electrolyser, Control of the output hydrogen pressure and flow; Temperature control
  14. Energy efficiency analysis of the fuel cell and electrolyser system, Increasing energy efficiency by cogeneration system, Overview and characteristics of the hydrogen storage systems, Model of the high pressure hydrogen tank; Hydrogen flow control using valves, Modelling of the metal hydride hydrogen tanks, Hydrogen flow control; Temperature control
  15. Final exam

Study Programmes

University graduate
[FER3-EN] Electrical Power Engineering - profile
Elective courses (2. semester)

Literature

(.), Barbir, F.: PEM Fuel Cells - Theory and Practice, Elsevier Academic press, 2005,
(.), Majdančić, Lj. Solarni sustavi, Graphis d.o.o., 2010,
(.), H.J. Bergveld (Author), W.S. Kruijt (Author), P.H.L Notten: Battery Management Systems: Design by Modelling, Springer; 2002,
(.), D. W. Gao: Energy Storage for Sustainable Microgrid, Academic Press, 2015, ISBN 978-0-12-803374-6,
(.), Fu-Bao Wu, Bo Yang and Ji-Lei Ye: Grid-scale Energy Storage Systems and Applications, Academic Press 2020, ISBN 978-0-12-815292-8,
(.), Authors: Conway, B. E.: Electrochemical Supercapacitors1999. ISBN 978-0-306-45736-4,
(.), S. Ang, A. Oliva. Power Switching Converters, CRC Press, ISBN/ISSN 9781439815335,

Associate Lecturers

For students

General

ID 223716
  Summer semester
5 ECTS
L3 English Level
L1 e-Learning
30 Lectures
0 Seminar
0 Exercises
10 Laboratory exercises
0 Project laboratory