https://afdc.energy.gov/laws/6153
Alternative Fuels Data Center: Idle Reduction Grant Program
alternative fuels data centeridle reductiongrantprogram
https://www.hotstart.com/products/auxiliary-power-unit/
Hotstart Auxiliary Power Unit Idle Reduction
Hotstart Idle Reduction Systems end needless cold weather idling of locomotive engines when away from a rail yard.
power unitauxiliaryidlereduction