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Old 08-06-2012, 11:52 PM   #1
chipsmore29
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Join Date: Aug 2012
Location: singapore
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help me in design calculation for hybrid car

Hye everyone....
My project is regarding with hybrid car.can someone show me the calculation and the formula used to proved this value.taking example honda insight:

for engine:

Engine Type: In-Line 4-Cylinder
Displacement (cc): 1339
Horsepower @ rpm (Combined: engine (SAE net) + electric motor): 98 @ 5800
Torque (lb-ft @ rpm, combined engine (SAE net) + electric motor): 123 @ 1000-1700
Bore and Stroke (mm): 73 x 80
Compression Ratio: 10.8 : 1
Valve Train: 8-Valve SOHC i-VTEC®

how do they get the horsepower and torque?what is the formula used?

for electric motor (BLDC motor):

Power (hp @ rpm): 13 @ 1500
Torque (lb-ft @ rpm): 58 @ 1000

how do they get the horsepower and torque?what is the formula used?

additional info:

battery specs:

Output (Volts): 100.8
Rated Capacity: 5.75 Ah

I really stuck here...Please help me.Thank you all
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