关键词: |
signalized intersections,isolated traffic signals,intelligent control,platoon identification and accomodation(pia);traffic signals, driver aggravation, excessive stops, excessive pavement wear, system software; |
摘要: |
This document describes the PIA system and provides guidelines for installing, configuring, and operating the system. Its intended audience includes traffic signal engineers and technicians who wish to install and operate the system within their respective jurisdictions. Chapter 1 provides a brief description about the PIA system and its suggested applications. Chapter 2 provides detailed information about the system, including its architecture and various components, especially system hardware. This chapter also provides contact information for vendors and approximate prices of off-theshelf hardware components. Chapter 3 describes how to install and configure software components needed for operating the PIA system. Information provided in the latter part of this chapter is also useful for fine-tuning of the system operation when needed. Appendices provide additional details. Appendix A provides the recommended wiring map for system installation in a TS-1 cabinet located at a four-legged intersection with eight signal phases. This appendix also provides an example of site-specific customization. Appendix B provides input-output mapping of communication using enhanced bus interface units (BIUs) in TS-2 cabinets. / Supplementary Notes: Sponsored by Texas Dept. of Transportation, Austin. and Federal Highway Administration, Austin, TX. Texas Div. / Availability Note: Order this product from NTIS by: phone at 1-800-553-NTIS (U.S. customers); (703)605-6000 (other countries); fax at (703)605-6900; and email at orders@ntis.gov. NTIS is located at 5301 Shawnee Road, Alexandria, VA, 22312, USA. / NTIS Prices: PC A05/MF A05 / NTIS In-house Control Codes: utatti/dotfha;12111,1101 |