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52550
  
  

  8
Dec
2023
Technical Reports
PTC Communications: Cybersecurity Technology Review and Concept of Operations
Author
          Federal Railroad Administration

Subject
                    Positive Train Control,
                    Security

**Keywords:** Positive Train Control, PTC, railroad, shared network, Interoperable Train Control Messaging, ITCM, cybersecurity, encryption, National Institute of Standards and Technology, NIST, ELLI
**Abstract:** Researchers sought to determine how to improve the confidentiality of information passing through the...
Report Number
              DOT/FRA/ORD-23/39

  Office
              RDI-23
    11
Jul
2023
Technical Reports
Development of an Operationally Efficient PTC Braking Enforcement Algorithm for Freight Trains
Author
          Joe Brosseau, Bill Moore Ede, Shad Pate, RB Wiley, and Joe Drapa

Subject
                    Positive Train Control

**Keywords:** Braking algorithm, enforcement algorithm, positive train control, PTC, train control, simulation, Monte Carlo simulation, adaptive enforcement algorithm, emergency brake backup
**Abstract:** Software algorithms used in positive train control (PTC) systems designed to predict freight train stopping distance and enforce a penalty brake application have been shown to...
Report Number
              DOT/FRA/ORD-13/34

  Office
              RRD
    12
Jul
2022
Technical Reports
Broken Rail and Rollout Detection to Support QMB Operations
Author
          Federal Railroad Administration

Subject
                    Positive Train Control

**Keywords:** Positive Train Control, PTC, Quasi-Moving Block, QMB, next generation track circuit, NGTC, track circuit enhancements

Report Number
              DOT/FRA/ORD-22/27

  Office
              RDI-23
    16
Aug
2021
Technical Reports
Monitoring and Analysis of the Integrated Network (MAIN): Phase II Final Report
Author
          Federal Railroad Administration

Subject
                    Positive Train Control

**Keywords:** ITC-PTC, PTC, ITC-PTC asset data, ITCSM, ITC-PTC monitoring, ITC-PTC troubleshooting, MAIN, MAIN-CDX

Report Number
              DOT/FRA/ORD-21/22

  Office
              RDI-23
    13
Aug
2021
Research Results
Monitoring and Analysis of the Integrated Network (MAIN) Phase II Research Results
Author
          Federal Railroad Administration

Subject
                    Positive Train Control

**Keywords:** MAIN, MAIN-CDX, PTC, ITC, ITCSM, troubleshooting, interoperability, CONOPS, GUI, API, manual-to-manual, manual-to-auto, auto-to-manual, auto-to-auto

Report Number
              RR 21-14

  Office
              RDI-23

  Pagination
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