Tokai Challenger

Tokai Challenger is a solar car from the Japanese Tokai University. The Tokai Challenger became the winner of the 2009 and 2011 World Solar Challenge, a race for solar cars across Australia.[1] The car is designed and tested in collaboration with students from Tokai University and several Japanese companies in the automotive industry.[2][3]

The winner of 2009 Global Green Challenge, "Tokai Challenger", Japan Tokai University Solar Car Team
The winner of 2010 South African Solar Challenge, "Tokai Challenger", Japan Tokai University Solar Car Team
Tokai University's solar car "Tokai Challenger" and members

The Tokai Challenger covered the 2,998 km (1,858 mi.) off in 29 hours 49 minutes and it took an average speed of 100.54 km/h (62 mph).

The Tokai Challenger also became a winner of the 2010 South African Solar Challenge recognized by the International Solarcar Federation (ISF) and the Fédération Internationale de l'Automobile (FIA), a race for solar cars across South Africa.[4] It covered the 4061.8 km (2517 mi.) off in 45 hours 5 minutes and it took an average speed of 90.1 km/h (55 mph).

Length 4980 mm (199 in.)
Width 1640 mm (65 in.)
Height 930 mm (37 in.)
Weight 160 kg or 352 lbs. (with Battery, w/o Driver)
Track 1300 mm (52 in.)
Wheel Base 2100 mm (84 in.)
Cruising Speed 100 km/h (62 mph) (Solar Power only)
Maximum Speed 160 km/h (100 mph) (estimated)
Solar Array 2174 Compound Solar Cells, Output Power= 1.8 kW, Efficiency 30% (Sharp Solar)
MPPT 24 Parallel Buck & Boost Circuits, Efficiency> 98%, (Mishinaki)
Motor 97% Brushless DC Direct Drive Motor with 3 Phase Controller (Mitsuba)
Electro Magnetic Core Iron Based Amorphous Core (Nippon Chemi-con)
Battery 25 kg (55 lb.) Lithium Ion Battery (Panasonic)
Body & Wheels Carbon Fiber Reinforced Plastics (CFRP) (GH Craft)
Tire 95/80-R16 Radial (Michelin)
Brake Hydraulic Disc and Regeneration Brake

References
  1. "Japanners winnen Global Green Challenge". Technisch Weekblad (in Dutch). 28 October 2009.
  2. "RS Supports Tokai University in the World Class Solar Car Race". hken.rs-online.com. Retrieved 2020-01-29.
  3. "Tokai University Team Equipped with Sharp Solar Cells Takes Part in Global Green Challenge Solar Car Race : SHARP". global.sharp. Retrieved 2020-01-29.
  4. "Tokai University's Solar Car Equipped with Sharp Solar Cells Wins Second Consecutive Victory in a Race in the Republic of South Africa". global.sharp. Retrieved 2020-01-29.
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