Morphological and ageing studies of an electrolyte contaminated lithium-ion battery vent
2022 (English)Independent thesis Advanced level (degree of Master (Two Years)), 20 credits / 30 HE credits
Student thesisAlternative title
Morfologiska studier och åldrandestudier av en elektrolytkontaminerad litiumjonbatteriventil (Swedish)
Abstract [sv]
Undersökning av hur elektrolytkontamination på ventilen på prismatiska litiumjonbattericeller påverkar legeringsytan och påverkar batteriets säkerhet. Åldringsstudier utförs för att påskynda interaktionen av elektrolytförorenade batteriventiler vid önskade miljöförhållanden. Materialegenskaper hos elektrolyt och batteriventil studeras. Ytmorfologin och ventilens mekaniska prestanda analyseras.
Abstract [en]
Investigation of how electrolyte contamination on the vent of prismatic lithium-ion battery cells affects the alloy surface and impacts the safety of the battery. Ageing studies are carried-out to accelerate the interaction of electrolyte contaminated battery vent at desired environmental conditions. Material properties of electrolyte and battery vent are studied. The surface morphology and mechanical performance of the vent are analyzed.
Place, publisher, year, edition, pages
2022.
Series
TRITA-CBH-GRU ; 2022:251
Keywords [en]
Electrolyte, Battery vent, Ageing studies, Ageing model, Pitting corrosion
Keywords [sv]
Elektrolyt, Batteriventil, Åldringsstudier, Åldringsmodell, Pitting-korrosion
National Category
Chemical Engineering
Identifiers
URN: urn:nbn:se:kth:diva-319517OAI: oai:DiVA.org:kth-319517DiVA, id: diva2:1700297
External cooperation
Northvolt
Subject / course
Chemical Engineering
Educational program
Degree of Master - Chemical Engineering for Energy and Environment
Examiners
2022-09-302022-09-30