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Ablation behavior of advanced TaSi2-based coating on carbon-bonded carbon fiber composite/ceramic insulation tile in plasma wind tunnel

  • Harbin Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

Novel hybrid thermal protection material (TPM), consisting of TaSi2-based coating on carbon-bonded fiber (CBCF) composites and mullite fiber insulation tiles, is investigated using a plasma wind tunnel. Mullite fiber insulation tile is ceramically bonded to coated-CBCF composites. Results show that surface temperatures range from 400 °C°C to 1200 °C°C at low heat flux and dynamic pressure. However, at high heat flux and dynamic pressure, the surface temperature rapidly reaches 1400 °C°C, and the damage to the TaSi2-based coating is also observed. The cold-wall temperature of the hybrid structure remains at room temperature during ablation. In addition, TPM is invalid because of the consumption of the TaSi2-based coating.

Original languageEnglish
Pages (from-to)3505-3510
Number of pages6
JournalCeramics International
Volume44
Issue number3
DOIs
StatePublished - 15 Feb 2018

Keywords

  • Carbon-boned carbon fiber composites
  • Mullite insulation tile
  • Plasma wind tunnel
  • Thermal response

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