Research Article

An Improved Force Characteristic Curve Fitting Algorithm of Urban Rail Vehicles

Table 3

The coefficients of the braking subsection fitting polynomials calculated by various algorithms.

Algorithm

LSM

0.0845
0.8513
313.8288


0.8666
-46.0670


0.0635
-15.3210
860.0670
GA

0.0507
0.5108
310.0579


0.8642
-45.5030


0.5798
-46.3179
MA

0.0479
0. 4824
308.9764


0.7669
-43.4305


0.3890
-35.0118
IMA

0.0535
0.5391
308.6534


0.7344
-42.7397


0.3796
-34.4598