A (power output) can be constituted-of-or-filled-with some mw.
A thermal capacity can be constituted-of-or-filled-with some mws.
Some mws can be constituted-of-or-filled-with (capacity online).
Projects may add some mws of (generation capacity) to a national grid.
A (campus load peak) can be constituted-of-or-filled-with some mws.