A New Calculating Method of Pressure Response Time of Pneumatic Brake Pipe Based on Experiments

Table 8

Comparison of sonic flow conductance values.

No.	d/mm	L/m	Cr/dm^3/(s·bar)	Cg/dm^3/(s·bar)	Cg-Cr
1	8	5	3.4	3.64	0.24
2	12	12.5	2.2	6.91	4.71
3	12	5	3.4	9.93	6.53
4	8	20	3.4	1.97	-1.43
5	10	12.5	2.2	4.34	2.14
6	8	20	3.4	1.97	-1.43
7	8	5	1.0	3.64	2.64
8	10	12.5	2.2	4.34	2.14
9	10	12.5	1.0	4.34	3.34
10	12	5	1.0	9.93	8.93
11	12	5	1.0	9.93	8.93
12	12	5	3.4	9.93	6.53
13	8	12.5	2.2	2.45	0.25
14	10	12.5	2.2	4.34	2.14
15	12	20	3.4	5.61	2.21
16	8	20	1.0	1.97	0.97
17	8	20	1.0	1.97	0.97
18	10	12.5	3.4	4.34	0.94
19	8	5	1.0	3.64	2.64
20	8	5	3.4	3.64	0.24
21	12	20	1.0	5.61	4.61
22	12	20	1.0	5.61	4.61
23	10	5	2.2	6.34	4.14
24	10	12.5	2.2	4.34	2.14
25	10	20	2.2	3.51	1.31
26	12	20	3.4	5.61	2.21