Volvo hybrid bus with Siemens fast-charging system starts service in Hamburg

Officially launched at the International IAA Commercial Vehicles show, the Volvo 7900 Electric Hybrid buses equipped with a Siemens fast charging systems has taken its maiden tour in Hamburg, where it will be deployed from December on the 109 service.

The Volvo 7900 Electric Hybrid has an electric hybrid powertrain that combines a four-cylinder diesel 240 hp (177 kW) with an electric motor of 150 kW. The latter receives energy from a lithium ion battery of 19 kWh total storage capacity, this allows travel in electric mode a distance of 7 km between charges.

The lithium-ion battery is charged via two charging rails on the roof. Fast charging stations have been set up next to the route with a contact arm fastened to a mast. If the bus is with range of the contact system, the drive operates the parking brake and charging will start automatically. Charging is performed fully automatically and ends as soon as the charging is fully completed. The process also can be cut short by releasing the parking brake.The charging operation is completed in no more than six minutes.

 

Read more: http://www.electric-vehiclenews.com/2014/12/volvo-hybrid-bus-with-siemens-fast.html