You certainly can establish different rate plans for your customers to choose from. You don’t need a fixed cost per kWh. You could offer discounts for off-peak consumption, and surcharges for on-peak. You could establish reliability tiers, where you get a discount in exchange for being ready to shut down consumption when needed. The lower the tier you select, the cheaper your power, but the more you have to shut down.
You certainly can establish different rate plans for your customers to choose from. You don’t need a fixed cost per kWh. You could offer discounts for off-peak consumption, and surcharges for on-peak. You could establish reliability tiers, where you get a discount in exchange for being ready to shut down consumption when needed. The lower the tier you select, the cheaper your power, but the more you have to shut down.