Project_1_power.xlsx

	A	B	C	D	E	F	G
1	Propulsion Power
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3	Total Weight	575000	kg
4	Rolling Resistance
5	Crr	0.002
6	Frr	11281.5	N
7	Aerodynamic Drag or Resistance
8	Air density	1.25	kg/m^3
9	velocity	4	m/s
10	Frontal Area	150	m^2
11	Cd	0.025
12	Fad	37.5	N
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14	Gradient Resistance (Hill Climbing)
15	Uphill angle	0	deg
16	Fgr	0	N
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18	Total Tractive Force
19	Fte	11319	N
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21	Power Required
22	Pte	45.276	kW
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25	Motor Parameters
26	Type	Voltage	Continuous / Peak power	Working rotation	Max torque	Weight	Cooling
27	REB 90	400–800 V	60–70 kW / 80 kW	1 500–4 000 rpm	300 Nm	22 000 g	Air / Hybrid (air + fluid)
28	motor voltage	400	V
29	Battery Parameters
30	Voltage	550	V
31	Correction factor	0.9
32	As there are 10% losses, the demanded voltage to be 10% high
33	Duty cycle	0.8
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