Warsaw is testing hybrid electric buses (Poland)

By News Editor / Updated: 01 Aug 2014
The transportation company of Warsaw (MZA) is testing Solaris Urbino 12 hybrid electric buses.
The transportation company of Warsaw (MZA) is testing hybrid electric buses. The 12 metre long Solaris Urbino 12 hybrid bus, developed by a polish bus manufacturer were introduced in 2009, and a few vehicles sold to transport companies in France and Germany.

The bus with parallel-hybrid power train configuration is equipped with a combustion engine and one electric motor, both installed at the rear. The combustion engine has a capacity of 6.7 litres and the engine power of 165 kW, which meets the requirements of the exhaust norm EEV. The electric motor is powered by 4 lithium-ion batteries placed in the middle of the vehicle and has a power of 44 kW. The batteries are being charged while the bus is breaking so that there is no external power supply needed. Compared to conventional combustion engine buses, fuel consumption of the hybrid bus can be 30% less.

More information (in Polish only): Pulsbiznesu
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