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Rolls Royce used three 750R (YASA) motors in their aircraft "Ionbird." All motors are mounted on the same propeller shaft.

  • What is the effect on the overall speed and power of the motors?
  • What changes would there be in the torque, RPM, etc.?
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    \$\begingroup\$ The equivalent torque is 3x higher, so the power is. \$\endgroup\$ Commented Oct 19, 2021 at 7:48
  • \$\begingroup\$ Look at electronics.stackexchange.com/questions/531975/… \$\endgroup\$
    – user80875
    Commented Oct 19, 2021 at 11:54
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    \$\begingroup\$ Homework - Clearly cut-n-paste from a physics or other class. \$\endgroup\$
    – Kyle B
    Commented Oct 19, 2021 at 16:10

1 Answer 1

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Because they are connected to the same shaft their speed has to be the same, but their torque adds up, therefore their power adds up.

It is like connecting batteries in parallel where the voltage must be the same but the current adds up.

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