Toyota Mirai technical specifications vs FCHV-adv

mirai-vs-FCHV-adv

 

We take a look at the technical specifications for the Toyota Mirai with comparative values for the previous SUV-based FCHV-adv fuel cell vehicle. Toyota previously made FCHV-adv available in very limited numbers as a lease vehicle.

 

FUEL CELL STACKTOYOTA MIRAITOYOTA FCHV-adv
TypePolymer electrolyte fuel cellPolymer electrolyte fuel cell
Humidification systemInternal circulationExternal humidifier
Max. output (bhp/kW)153/114121/90
Volume-power density (kW/l)3.11.4
Mass-power density (kW/kg)2.00.83
Volume (l)3764
Weight (kg)56 (cells + fastener)108
CellsNumber in one stack370 (single line stacking)400 (dual line stacking)
Thickness (mm)1.341.68
Weight (g)102166
Flow channel3D fine meshStraight channel
Separator materialTitaniumStainless steel
MOTOR
TypeAC synchronous electric generatorAC synchronous electric generator
Max. output (bhp/kW)152/113121/90
Max. torque (Nm)335260
HIGH-PRESSURE HYDROGEN TANKS
Number of tanks24
TypeType 4Type 4
Structure3-layer
MaterialsInner layer – plasticMiddle layer – carbon fibre-reinforced plasticSurface layer – plastic
FuelCompressed hydrogenCompressed hydrogen
Max. filling pressure (MPa)87.570
Nominal working pressure (MPa)70
Storage density (wt%)5.74.7
Total internal volume (l)122.4 (60 front, 62.4 rear)156
Hydrogen storage mass (kg)Approx. 5.0
Combined tank weight (kg, not including valve)87.5
Refuelling time (min)3Approx. 3
BATTERY
TypeNickel-metal hydrideNickel-metal hydride
FUEL CELL BOOST CONVERTER
Number of phases4
Max. output voltage (V)650
Volume (l)13
PERFORMANCE
Cruising range (miles – approx.. figure prior to homologation)300
Fuel consumptionTba
Max. speed (mph)11196
Acceleration 0-62mph (sec)9.6
Acceleration 25-44mph (sec)3.0
Cold start temperature tolerance (deg C)-30-30
DIMENSIONS AND WEIGHTS
Length (mm)4,8904,735
Width (mm)1,8151,815
Height (mm)1,5351,685
Wheelbase (mm)2,780
Track – front (mm)1,535
Track – rear (mm)1,545
Min. ground clearance (mm)130
Interior length (mm)2.040
Interior width (mm)1,465
Interior height (mm)1,185
Seats45
Kerb weight (kg)1,8501,880
Coefficient of drag (Cd)0.29

 

 

Click the following links to find out more about the Toyota Mirai.
Toyota Mirai fuel cell car: technical specs and release date
Toyota Mirai: Environmental performance and convenience
Toyota Mirai: Designed and equipped for safety
Toyota Mirai: Exterior and interior design
Toyota Mirai: Handling stability and outstanding quietness

Toyota Mirai: The future has arrived

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