<abstract xmlns="http://www.w3.org/1999/xhtml"><p>PIV technology was used to investigate the influence of the particles’ relevant parameters on the instantaneous movement characteristics in the sandblast cylinder under the circumstance of different particle sizes, different section heights and different stacking conditions. As the diameter increased, particles had a greater velocity and energy when approaching the wall, which would cause a serious abrasion. The influence of test selection factors on the particles’ radial velocity of particles was greater than that on axial velocity. The radial velocity and axial velocity on the surface of the cylindrical section were all reduced to a lower level when the particles approach the tank wall. When r > 0.3 R, the particle velocity maintained at a higher level, but then decreased slowly when r > 0.7 R. Therefore, the abrasion of the conical section of the sandblast cylinder when r > 0.3 R should be paid more attention to.</p></abstract>

PIV technology was used to investigate the influence of the particles’ relevant parameters on the instantaneous movement characteristics in the sandblast cylinder under the circumstance of different particle sizes, different section heights and different stacking conditions. As the diameter increased, particles had a greater velocity and energy when approaching the wall, which would cause a serious abrasion. The influence of test selection factors on the particles’ radial velocity of particles was greater than that on axial velocity. The radial velocity and axial velocity on the surface of the cylindrical section were all reduced to a lower level when the particles approach the tank wall. When r > 0.3 R, the particle velocity maintained at a higher level, but then decreased slowly when r > 0.7 R. Therefore, the abrasion of the conical section of the sandblast cylinder when r > 0.3 R should be paid more attention to.

Study on particle movement characteristics in sandblast cylinder based on PIV technology

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

PIV technology was used to investigate the influence of the particles’ relevant parameters on the instantaneous movement characteristics in the sandblast...

Study on particle movement characteristics in sandblast cylinder based on PIV technology

Publié en ligne: 02 oct. 2020

Pages: 38 - 47

DOI: https://doi.org/10.2478/pjct-2020-0026

Mots clés
PIV technology, Sandblast cylinder, Particles, Movement characteristics

© 2020 Zhiquan Hui et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Study on particle movement characteristics in sandblast cylinder based on PIV technology

Publié en ligne: 02 oct. 2020

Pages: 38 - 47

DOI: https://doi.org/10.2478/pjct-2020-0026

Mots clésPIV technology, Sandblast cylinder, Particles, Movement characteristics

© 2020 Zhiquan Hui et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
PIV technology, Sandblast cylinder, Particles, Movement characteristics