When the flywheel is first commanded to spin up after it's coasting down to the idle or stop speed, the motor is commanded to slow down and then speed back up, which generates heat & wastes battery. That seems to particularly impact the bottom flywheel, which spikes three degrees in this instance:

When the flywheel is first commanded to spin up after it's coasting down to the idle or stop speed, the motor is commanded to slow down and then speed back up, which generates heat & wastes battery. That seems to particularly impact the bottom flywheel, which spikes three degrees in this instance: