“…DE technological conditions -In the investment phases, technological conditions deal with technology types, their associated costs and maturity, while they in the operation phase relate to the technical ability to operate flexibly. Adjustability (span between minimum and maximum generation level), ramping (the speed at which generation can be changed) and lead time (the advance notice required to be available) is based on IEA's [10] definition of flexible operation. A fundamental challenge is if the technology is adequate to satisfy the desired operational capabilities [38,51,52].…”