Massachusetts Bay Transportation Authority blue line vehicle evaluation: final report
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7uns A-weighted Abex acceleration accelerometers AW2 weight blended brake mode Blue Line vehicles brake fade brake shoes car weight carbody characteristics CM CM configuration controller position curve CW and CCW deceleration rates duty cycle dynamic braking ear level Effect of Speed emergency braking energy consumption evaluate experimental brake shoes Forward Vertical friction brake friction-only braking full service braking Fwd Car Griffin Anchor GVTP half-worn initial speeds interior noise jerk rate Lateral Vibration maximum MBTA Blue Line microphone locations minimum operation passenger load propulsion recorded ride quality ride quality test RUN NUMBER SAP mode simulated sound level sound level meter specification requirement Speed mi/h stopping distance Suffolk Downs TABLE tape test program test runs tests were conducted thermocouple Track Section traction motor train resistance truck Urban Rail Transit voltage WABCO Watt-Hour Meter wayside noise