IEEE 1698 : 2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
GUIDE FOR THE CALCULATION OF BRAKING DISTANCES FOR RAIL TRANSIT VEHICLES
Hardcopy , PDF
23-07-2013
English
01-01-2009
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1. Overview
1.1 Scope
1.2 Purpose
2. Definitions, acronyms, and abbreviations
2.1 Definitions
2.2 Acronyms and abbreviations
3. Braking model components
3.1 General
3.2 Maximum entry speed (A)
3.3 Entry point (B)
3.4 Distance traveled during reaction time (C)
3.5 Runaway acceleration (D)
3.6 Propulsion removal (E)
3.7 Dead time (coast) (F)
3.8 Brake build-up (G)
3.9 Guaranteed braking rate (H, I)
3.10 Vehicle overhang (J)
4. Application of the braking model
4.1 General
4.2 Maximum entry speed
4.3 Entry point
4.4 Distance traveled during reaction time
4.5 Runaway acceleration
4.6 Power to brake transition
4.7 Guaranteed braking rate
4.8 Vehicle overhang
5. Stopping distance compensation
5.1 General
5.2 Compensation for grade
5.3 Compensation for curvature
5.4 Compensation for train resistance
5.5 Miscellaneous
6. Speed reducing
Annex A (informative) - Bibliography
Annex B (informative) - Use of train performance calculator
(TPC)
Annex C (informative) - Practical examples of power removal,
dead time (coast) and brake applications
Annex D (informative) - Empirical determination of minimum
brake rate (H)
Annex E (informative) - Samples of the application of the
Guide for the Calculation of Braking Distances
Gives methods and assumptions used in calculating the braking distances of rail transit vehicles. The methods encompass automatic train protection and signal system operation, propulsion and brake system operation, environmental conditions, operator interfaces, tolerances, and failure modes.
| DocumentType |
Standard
|
| Pages |
41
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Withdrawn
|
| IEEE 1475-2012 | IEEE Standard for the Functioning of Interfaces Among Propulsion, Friction Brake, and Train-Borne Master Control on Rail Rapid Transit Vehicles |
| IEEE 1474.1 : 2004 | COMMUNICATIONS-BASED TRAIN CONTROL (CBTC) PERFORMANCE AND FUNCTIONAL REQUIREMENTS |
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