Durable Icephobic Slippery Liquid-Infused Porous Surfaces (SLIPS) Using Flame- and Cold-Spraying

Research output: Contribution to journalArticleScientificpeer-review

19 Citations (Scopus)
45 Downloads (Pure)

Abstract

Icing and ice accretion cause severe problems in different industrial sectors, e.g., in aircrafts, aviation traffic, ships, solar panels, and wind turbines. This can lead to enormous economic losses and serious safety issues. Surface engineering can tackle these problems by designing surface structures to work as icephobic coatings and, this way, act as passive anti-icing solutions. In this research, slippery liquid-infused porous structures were fabricated using flame- and cold-spraying to produce polymer (LDPE and PEEK) coatings, and impregnated with a silicone lubricant. Microstructural details, surface properties, wetting behavior, and cyclic icing–deicing behavior were evaluated via ice adhesion measurements, which show the potential performance of SLIPS designs. All these SLIPS showed low or medium-low ice adhesion after the first icing-deicing cycle and the best candidate showed stable performance even after several icing-deicing cycles.

Original languageEnglish
Article number8422
JournalSustainability (Switzerland)
Volume14
Issue number14
DOIs
Publication statusPublished - Jul 2022
Publication typeA1 Journal article-refereed

Funding

This research was funded by the Academy of Finland project “Thermally Sprayed slippery liquid-infused porous surface-towards durable anti-icing coatings” (TS-SLIPS).

Keywords

  • anti-icing
  • coating
  • cold spray
  • flame spray
  • ice adhesion
  • icephobic
  • icing wind tunnel
  • polymers
  • SLIPS

Publication forum classification

  • Publication forum level 1

ASJC Scopus subject areas

  • Computer Science (miscellaneous)
  • Geography, Planning and Development
  • Renewable Energy, Sustainability and the Environment
  • Building and Construction
  • Environmental Science (miscellaneous)
  • Energy Engineering and Power Technology
  • Hardware and Architecture
  • Computer Networks and Communications
  • Management, Monitoring, Policy and Law

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