What do you mean sensible units? kW is instantaneous power whilst kWh is the amount of power created in a unit of time. In other words, this power plant generat

What do you mean sensible units? kW is instantaneous power whilst kWh is the amount of power created in a unit of time. In other words, this power plant generates 100kW of power and produce 876MWh in a year. If you have an average of MWh a city needs, having MWh is a helpful metric, as well as kW to make sure you can power the city on peak consumption. No?