The Golden Valley Light railway
A 2ft (610mm) Narrow Gauge Railway in Derbyshire
Air Braking System for passenger trains
- design, installation
and operation
The GVLR uses a single pipe automatic continuous air brake system for its passenger trains. This is required in order to provide rapid stopping and safe control of speed on the long downhill sections of the railway while maintaining efficient working.
Commercial vehicle components are used wherever possible for economy. A download with a full description of the system is available including how a Westinghouse steam powered air brake compressor pump operates.
Air Braking System file in PDF format - 1.1MB
Supplement No.1 - 0.2MB - Adaptation for
a
higher brake cylinder pressure on a locomotive
Other components described include the distributor (triple valve), driver#39;s brake valve, pressure regulator, compressor governor or unloader, and relay valve. Compressed air contaminants, humidity, purification and filtration are described.