Hydrogen / Fuel Cells
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BMW: 7 series (1978)

 

Presentation

Four prototypes since 1978; they were presented around 1978, 1984, 1990, 1996

Manufacturer

BMW

Technology provider

DLR - Institute for Technical Thermodynamic
Messer Griesheim GmbH

Partner

Vehicle

Passenger cars of the BMW 7-serie

Status

Experimental prototype

Passenger capacity

Size, weight

Propulsion concept

Internal combustion engine with direct injection, 3,5l engine capacity, bivalent with gasoline 

Fuel

Liquid hydrogen

Storage

Special isolated tank (Al + glassfiber) with volume of 45l (1987), 100l (1989), 120l (1992); double-walled, vakuum-superisolated vessel in cylindrical form, aluminium and glass-fiber layers, transient shield, evaporation rate max. 2% per day

Range, consumption

300 km 

Top speed, acceleration

Approval

Operation

Goals

Costs, prices

Funding

Source, link

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