Aps Ground Level Power Supply System

Ground level power supply also known as surface current collection and alimentation par le sol aps which literally means feeding via the ground is a modern method of third rail electrical pick up for street trams instead of more common overhead lines thus it is one of the methods that could allow construction of catenary free light rail system it was invented for the bordeaux tramway.

Aps ground level power supply system.

There is a power supply box adjacent to every other insulated segment that feeds the adjacent contact strips. As with many other cities bordeaux had previously used trams its former first generation system closed in 1958. Ground level power supply or in french aps alimentation par. Ground level power supply also known as surface current collection and alimentation par le sol aps which literally means feeding via the ground is a modern method of third rail electrical pick up for street trams instead of more common overhead lines thus it is one of the methods that could allow construction of catenary free light rail system it was invented for the bordeaux tramway.

The solution will be installed on the new ten kilometre long halic golden horn line thereby rendering it entirely catenary free. This catenary free system which enables it to preserve the aesthetics of the city reduces the rail system s footprint by eliminating poles while optimizing safety and operational reliability. Opening in december 2003 the bordeaux france tramway became the first second generation tramway to use the aps or alimentation par sol ground power road surface power supply system. One of the most innovative aspects of the bordeaux tram system is the complete lack of overhead cables for significant portions of the network.

Alstom s aps ground level power supply system is a proven alternative with equivalent performance which is currently operating in seven cities on three continents and offers safe reliable power to trams whether in short catenary free sections or along the entire line. The bordeaux tramway and aps. Alstom to supply futuristic catenary free power supply system for istanbul alstom will supply a full aps ground level power supply solution for the istanbul metropolitan municipality. In addition the ground level power supply system which has been in use since 2003 in bordeaux is now completely reliable thanks to feedback on more than 7 million km travelled.

The aps ground level power supply system has been chosen by transport companies in angers bordeaux brasilia dubai orleans and reims. Inside this conduit are the supply cables and an antenna. This is thanks to the use of a technique that was conceived and perfected for the bordeaux project first by spie innorail then by alstom. The solution will be installed on the new ten kilometre long halic golden horn line thereby rendering it entirely catenary free.

Alstom s aps consists of a conduit flush with the ground on top of which are 8 metre long contact strips alternating with 3 metre long insulated segments.