To Do List

A list of topics that need to be added to BatteryDesign.net

This is our memory jogger and we will try and pick these off as we go. We would also really appreciate people adding ideas to this page as comments or as an email: nigel@batterydesign.net

1. Cell Internal Resistance – DCIR of a cell, Internal Resistance 101
2. Thermal Runaway
   • Cell TR Trigger Methods
   • Pack Thermal Runaway
   • Physics of Thermal Runaway – a look at the fundamentals
3. Models
   • Cell Modelling Techniques – Battery Cell Modelling
   • Modelling TR at cell level
   • Pack Modelling Techniques
   • Cell Modelling Software – Modelling Software
   • Pack Modelling Software
4. Standards and laws regarding LiIon Cells/Modules/Packs. Validity in Europe, USA, Asia, International
5. AC resistance
6. Basics of EIS and ideas how to use it for SOC/SOH-measuring in the field.
7. Battery housing materials and construction methods? With coverage to MB new module to chassis mountings?
8. Isolation measuring methods – Isolation Resistance of a Pack
   • BMS measurement of pack isolation resistance
   • Trouble shooting isolation faults
9. Dielectric Cooling
   • Dielectric Cooling Methods
   • Dielectric Fluids
   • Examples
   • Dielectric Cooling Fluids
10. Accelerated Testing
    • performance testing
    • fast charging limits
    • ageing
11. End of line cell production testing
    • Cell Grading
    • Cell formation process
12. Contactor Control
    • Contactor Arcing
    • Contactor welding detection
    • Contactor Bounce Control
    • Power reduction
    • Pre-charge resistor
      • Pre-charge resistor sizing – Calculator now available
13. Isothermal Calorimeter
14. Module and Pack Manufacturers table
15. Module base battery pack
    • module size and step size
16. Cooling channel construction etc..
17. lead-acid / VRLA battery  (125 V – 480 V) system charts during short circuit between voltage and current
18. Type of fuses or breakers suitable for battery system between 125 V – 480 V (especially the battery short circuit is, in general,  limited)
19. DC ARC formula for battery system between 125 V – 480 V
20. Cell Component Development
    • Anode
      • testing and validation process
    • Cathode
    • Electrolyte
21. Battery Duty Cycles
    • convert a drive cycle to equivalent current and voltage profile
    • show steps in the calculation from vehicle parameters to battery pack loads
22. BMS
    • SOC estimation for LFP