Abstract
The corrective smoothed particle method (CSPM) is used to simulate water hammer. The spatial derivatives in the water-hammer equations are approximated by a corrective kernel estimate. For the temporal derivatives, the Euler-forward time integration algorithm is employed. The CSPM results are in good agreement with solutions obtained by the method of characteristics (MOC). A parametric
study gives insight in the effects of particle distribution, smoothing length and kernel function. Three typical water-hammer problems are solved. CSPM will not beat MOC in classical water-hammer, but it has potential for water-hammer problems with free surfaces as seen in column separation and slug impact.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 11th International Conference on Pressure Surges (Lisbon, Portugal, October 24-26, 2012) |
| Editors | S. Anderson |
| Publisher | BHR Group Limited |
| Pages | 171-187 |
| ISBN (Print) | 978-1-85598-133-1 |
| Publication status | Published - 2012 |
| Event | conference; 11th International Conference on Pressure Surges; 2012-10-24; 2012-10-26 - Duration: 24 Oct 2012 → 26 Oct 2012 |
Conference
| Conference | conference; 11th International Conference on Pressure Surges; 2012-10-24; 2012-10-26 |
|---|---|
| Period | 24/10/12 → 26/10/12 |
| Other | 11th International Conference on Pressure Surges |
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