From: Manual wheelchair downhill stability: an analysis of factors affecting tip probability
Slope angle | Bump height | Sims correct | Sims incorrect | Discrepancies | Percentage correct | |
---|---|---|---|---|---|---|
Simulations | Experiments | |||||
7.8° | 1.3 cm | 24 | 1 | Rolled | Backwards tip | 96.0 |
7.8° | 1.9 cm | 22 | 5 | 3x forward tip 2x backward tip | Rolled Rolled | 81.5 |
7.8° | 3.2 cm | 24 | 3 | Stopped Stopped Backward tip | Backward tip Forward tip Forward tip | 88.9 |
4.8° | 1.3 cm | 33 | 1 | Stopped | Rolled | 97.1 |
4.8° | 1.9 cm | 33 | 6 | 4x rolled 2x stopped | Stopped Forward tip | 84.6 |
4.8° | 3.2 cm | 32 | 5 | 3x stopped Backward tip Backward tip | Forward tip Forward tip Stopped | 86.5 |