Experimental Study on the Vibration Control Effect of Long Elastic Sleeper Track in Subways

Figure 6

Field installation of sensors and calibration. (a) Acceleration sensor of track bed; (b) acceleration sensor of tunnel wall; (c) wheel-rail force strain gauges; (d) test device for vertical displacements of the rail and sleeper in LEST; (e) test device for vertical displacements of the rail in common ballastless track; (f) vertical wheel-rail force calibration.

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