Definition: Energy yield is a normalized measure of energy production that takes into account the size or rated power of the solar panel or system. It's typically expressed in kWh/kWp (kilowatt-hours per kilowatt-peak) or sometimes as a percentage referred to as the performance. . Research in photovoltaic (PV) system design and energy yield aims to understand how solar installations can be best configured and operated to maximize the amount of electricity the system will generate over the course of its service lifetime while minimizing costs. kWp. . Because our Q1 2023 benchmarking methods required more direct input from the photovoltaic (PV) and storage industries, this year we engaged with more expert participants than in recent years. But what happens when the sun clocks out? That's where energy storage steps in – the unsung hero ensuring your Netflix binge doesn't get interrupted by a cloudy day.