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Article | REF: SE5090 V1

Pressure wave propagation in tunnels

Authors: Lydia OUERDANE, Anousone CHAMPASSITH

Publication date: December 10, 2021

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3. Comparison of approaches

3.1 Selected configurations

For comparison purposes, the following configurations are used:

  • permanent section increase ;

  • permanent section reduction ;

  • cross-sectional reduction ;

  • 90° bend (configuration 1 in figure 20 );

  • case of a 90° joint (configuration 2 in figure

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Comparison of approaches
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