Research Article
A New Calculating Method of Pressure Response Time of Pneumatic Brake Pipe Based on Experiments
Table 7
Multiparameters experimental data.
| | No. | d/mm | L/m | C/ dm3/(s·bar) | p/MPa | /ms |
| | 1 | 8 | 5 | 3.4 | 0.5 | 75 | | 2 | 12 | 12.5 | 2.2 | 0.4 | 187 | | 3 | 12 | 5 | 3.4 | 0.3 | 77 | | 4 | 8 | 20 | 3.4 | 0.5 | 333 | | 5 | 10 | 12.5 | 2.2 | 0.4 | 155 | | 6 | 8 | 20 | 3.4 | 0.3 | 319 | | 7 | 8 | 5 | 1 | 0.5 | 111 | | 8 | 10 | 12.5 | 2.2 | 0.4 | 155 | | 9 | 10 | 12.5 | 1 | 0.4 | 281 | | 10 | 12 | 5 | 1 | 0.3 | 170 | | 11 | 12 | 5 | 1 | 0.5 | 181 | | 12 | 12 | 5 | 3.4 | 0.5 | 81 | | 13 | 8 | 12.5 | 2.2 | 0.4 | 184 | | 14 | 10 | 12.5 | 2.2 | 0.3 | 151 | | 15 | 12 | 20 | 3.4 | 0.3 | 332 | | 16 | 8 | 20 | 1 | 0.5 | 480 | | 17 | 8 | 20 | 1 | 0.3 | 452 | | 18 | 10 | 12.5 | 3.4 | 0.4 | 135 | | 19 | 8 | 5 | 1 | 0.3 | 106 | | 20 | 8 | 5 | 3.4 | 0.3 | 74 | | 21 | 12 | 20 | 1 | 0.5 | 824 | | 22 | 12 | 20 | 1 | 0.3 | 786 | | 23 | 10 | 5 | 2.2 | 0.4 | 83 | | 24 | 10 | 12.5 | 2.2 | 0.5 | 157 | | 25 | 10 | 20 | 2.2 | 0.4 | 356 | | 26 | 12 | 20 | 3.4 | 0.5 | 351 |
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