Mechanical output
Mechanical output means the useful mechanical energy that is not used to operate the affected EGU, generate electricity and/or thermal energy, or to enhance the performance of the affected EGU. Mechanical energy measured in horsepower hour should be converted into MWh by multiplying it by 745.7 then dividing by 1,000,000.
Source
40 CFR § 60.5580
Scoping language
As used in this subpart, all terms not defined herein will have the meaning given them in the Clean Air Act and in subpart A (general provisions of this part).