Symbol

Physical meaning

Value

Unit

m

Mass of quad-rotor

2

kg

g

Gravitational constant

9.81

m∙s-2

l

Length between the center of the aircraft and the rotor

0.35

m

I x

Moment of inertia around X B

1.25

kg∙m2

I y

Moment of inertia around Y B

1.25

kg∙m2

I z

Moment of inertia around Z B

2.5

kg∙m2

k c

Torque coefficient

0.035

m