Mazda RX-8 Hydrogen RE
Encyclopedia
The Mazda RX-8 Hydrogen RE is a 2003 bi-fuel version
Bi-fuel vehicle
Bi-fuel vehicles are vehicles with multifuel engines capable of running on two fuels. On internal combustion engines one fuel is gasoline or diesel, and the other is an alternate fuel such as natural gas , LPG, or hydrogen...

 of the RX-8 sports car, in which the twin-rotor Wankel engine
Wankel engine
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

 is configured to run on either hydrogen or gasoline. This is the fifth Mazda vehicle to be fitted with a hydrogen Wankel engine
Wankel engine
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

. The hydrogen tank
Hydrogen tank
A Hydrogen tank is used for hydrogen storage. The first type IV hydrogen tanks for compressed hydrogen at 700 Bar were demonstrated in 2001, the first fuel cell vehicles on the road with type IV tanks are the Toyota FCHV, Mercedes-Benz F-Cell and the HydroGen4.At the hydrogen station Hamburg...

, with a capacity of 110 liters at 350 bar stores up to 2.4 kilograms of hydrogen and is fitted in addition to the 61 liter gasoline tank. In 2005, Mazda obtained street approval for this vehicle. The following year, the first vehicles were leased to customers (Idemitsu and Iwatani). In November 2007, Mazda announced the delivery of 30 RX-8 HRE to the Norwegian hydrogen project Hynor
Hynor
The HyNor hydrogen highway in Norway was established in 2003 and is part of the Scandinavian hydrogen highway partnership. The highway is part of the Norwegian hydrogen infrastructure, and several hydrogen refuelling stations have been built along the route....

.

The bivalent RENESIS Wankel engine
Wankel engine
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

 has the following data:
Engine twin-rotor Wankel engine
Wankel engine
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

Chamber volume 2 x 654 cc (equivalent Displacement: 2,616 cc)
Mode Hydrogen Gasoline
Performance 80 kW (109 PS) 154  kW (210 PS)
Maximum torque 140 Nm at 5.000 U/min 222 Nm at 5.000 U/min
Gearbox 5-speed manual gearbox
Maximum speed 170 km/h (H2-operation)
Acceleration from 0 - 100 km / h. 10 s
Range 100 km 550 km

See also

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