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52550
  
  

  11
Jul
2023
Technical Reports
Development of an Operationally Efficient PTC Braking Enforcement Algorithm for Freight Trains: Appendices F
Author
          Joe Brosseau, Bill Moore Ede, Shad Pate, RB Wiley, and Joe Drapa

Subject
                    Braking Systems,
                    Positive Train Control,
                    Signal and Train Control

**Keywords:** Braking algorithm, enforcement algorithm, positive train control, PTC, train control, simulation, Monte Carlo simulation, adaptive enforcement algorithm, emergency brake backup

Report Number
              DOT/FRA/ORD-13/34

  Office
              RRD
    11
Jul
2023
Technical Reports
Development of an Operationally Efficient PTC Braking Enforcement Algorithm for Freight Trains: Appendices G-L
Author
          Joe Brosseau, Bill Moore Ede, Shad Pate, RB Wiley, and Joe Drapa

Subject
                    Braking Systems,
                    Positive Train Control,
                    Signal and Train Control

**Keywords:** Braking algorithm, enforcement algorithm, positive train control, PTC, train control, simulation, Monte Carlo simulation, adaptive enforcement algorithm, emergency brake backup

Report Number
              DOT/FRA/ORD-13/34

  Office
              RRD
    19
Oct
2018
Technical Reports
Railroad Energy Intensity and Criteria Pollutant Emissions
Author
          Federal Railroad Administration

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Railroad, energy intensity, emissions, life cycle analysis, GREET®, greenhouse gases, regulated emissions, energy, air pollutant emissions, locomotive, diesel fuel, alternative fuel
**Abstract:** A tiered emission factors table was developed by Argonne National Laboratory to populate its Greenhouse Gases, Regulated Emissions, and Energy Use in Transportation (GREET®) model...
Report Number
              DOT/FRA/ORD-18/34

  Office
              RDI-22
    11
Jun
2018
Technical Reports
Locomotive Performance and Engine Durability Assessment of B5 to B20 Biodiesel Fuel Usage
Author
          Federal Railroad Administration

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Biodiesel, engine components, fuel, elastomers, O-rings, 20 percent biodiesel, B20, 5 percent biodiesel, B5, durability, locomotive
**Abstract:** This report summarizes work performed by Southwest Research Institute (SwRI®) to investigate the durability of several locomotive engine components under various blends of...
Report Number
              DOT/FRA/ORD-18/18

  Office
              RDI-22
    13
Feb
2018
Technical Reports
Slab Track at Facility for Accelerated Service Testing:  Performance and Serviceability
Author
          Federal Railroad Administration

Subject
                    Signal and Train Control

**Keywords:** Slab track, track geometry, instrumented wheelsets, heavy axle load, HAL
**Abstract:** The Transportation Technology Center, Inc., with funding by the Portland Cement Association and the Federal Railroad Administration, documented the available records associated...
Report Number
              DOT/FRA/ORD-18/02

  Office
              RDI-21

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