Course content

• Management and storage of heat, mechanical, and electrical energy.
• Energy market, research, and application aspects (eg. Smart-grid, off-grid, Ragone plot, buffer concepts).
• Thermal energy storage, heat reservoirs, phase transition utilization and chemically bound heat (eg. A district heating network, solar heat).
• Mechanical energy storage: flywheel, pumps, turbines and heat recovery (eg air compression pump power, flywheels of various sizes).
• Electrochemical storage of electrical energy: important battery technologies and hydrogen technologies (incl. Lead-acid batteries, various Li-ion batteries, various technologies for electrolysis of water, different hydrogen storage technologies, and various fuel cells).

Learning outcome

• Knowledge : The candidate must understand - Concept and operation of available and relevant energy storage systems. - Comparison tools used in system evaluation. - Different needs within energy storage. - Cause and propagation of efficiency losses in various energy storage systems. - Manufacturing, testing and ageing of Li-ionbatteries, fuel cells and electrolysis cells.
• Skills: The candidate is expected to be able to - explain the concept and operation of available and relevant energy storage systems. - calculate the efficiency of charging cycles for different energy storage systems. - design energy and power needs of simple hybrid systems based on output and energy capacity.
• General competence : The candidate is expected to manage basic principles for accessible and relevant energy storage systems and quantitatively and qualitatively be able to compare these. - The candidate knows how to produce and test Li-ion battery cells, fuel cells and electrolysis cells.

Learning methods and activities

Compulsory lectures, compulsory tutorials, and compulsory laboratory exercises.

• 1 mandatory laboratory exercise
• 4 out of 6 tutorial exercises.

Exercises must be approved to admitted access to examination.

Compulsory assignments

• Oblig

Specific conditions

Recommended previous knowledge

• Energy Storage 1 or equivalent; Book: "Engineering Energy Storage" Chapters 6 (Electrochemical Energy Storage), 7 (Secondary Batteries), and 8 (Hydrogen for Energy Storage)
• Basic Chemistry, Physics and Mathematics

Required previous knowledge

• Book "Engineering Energy Storage", Chapters 1-5 - https://www.sciencedirect.com/book/9780128141007/engineering-energy-storage
• Distributed written academic materials on BlackBoard

-Review article on aging of battery

-Review article on battery production

-Review article on hydrogen production

-Review article on fuel cell and electrolyzer catalyst preparation

-Review article on platinum in the fuel cell auto sector

Credit reductions