EU Electrochemical engineering : from material to process - 4PUPGEMP

Goal(s)

This course covers 1/ materials for electrochemistry and 2/ electrochemical energy conversion and storage systems.

1/ Description of the main materials used in industrial electrochemical applications: physico-chemical characteristics and electrical conduction mechanisms.
2/ Economic, industrial and societal context, operating modes, technologies and sizing of batteries and fuel cells.

Content(s)

1/ Materials for electrochemistry
I - Electrolyte materials: ionic conductors
- Reminder: liquids/solids. Characteristic macroscopic quantities: diffusion coefficient....
- Electrolyte solutions: what makes a good solvent for electrochemistry? Conduction by a viscous friction model for dilute solutions.
- Polymer electrolytes: what are the charge carriers? Conduction by free-volume mechanism. Materials design
- Ionic solids: what are the charge carriers? Point defect model. Transport mechanism by “hopping”, activated hopping model (Arrhenius). Ceramics: role of grain boundaries and microstructural aspects.

II-” Electrode materials

• Notions of electrodes with internal redox couples
• Topochemical reactions
• Examples of host compounds
• Applications of electrode materials
  TD: Non-stoichiometry by insertion, Negative and positive electrodes in lithium-ion batteries, Electrochromism

and,

2/ Electrochemical energy conversion and storage systems
I-Accumulators
-General introduction and background to electrochemical conversion and storage, industrial and social issues
-Areas of application: some use cases, economics, markets
-Electrochemistry for batteries
-Different technologies
-Factors influencing performance
-processes of Li-ion battery assembly
-Sizing