Photovoltaic energy storage project benefit analysis table

Why is cost–benefit important in PV-Bess integrated energy systems?

Cost–benefit has always been regarded as one of the vital factors for motivating PV-BESS integrated energy systems investment. Therefore, given the integrity of the project lifetime, an optimization model for evaluating sizing, operation simulation, and cost–benefit into the PV-BESS integrated energy systems is proposed.

What is the cost-benefit analysis for PV-Bess project?

From the investors’ point of view, the cost–benefit analysis for the PV-BESS project is accomplished in consideration of the whole project lifecycle, proving the cost superiority of PV and BESS investment. At last, sensitivity analysis of PV and BESS optimal allocation is conducted to ideally balance the PV and BESS sizes for investment.

Is it possible to combine PV and energy storage?

Ideally, all of your consumption can be supplied by the combination of your PV and energy storage. The cost-benefit analysis is done in the form of a study case that represents a residential unit with an already existing PV system. Therefore, the costs of the PV system are not considered.

How does PV storage capacity affect cost reduction?

Greater PV capacity leads to greater cost reduction because a part of the PV generation is self-consumed and the remuneration for the injected surplus offsets the consumption costs. With increasing storage capacity, the costs decrease and then increase again.

Is PV-Bess a good investment compared to a pure utility grid?

The cost–benefit analysis reveals the cost superiority of PV-BESS investment compared with the pure utility grid supply. In addition, the operation simulation of the PV-BESS integrated energy system is carried out showing that how the energy arbitrage is realized.

Are minimum sustainable price benchmarks effective for long-term PV cost analysis?

By muting the impacts of policy distortions and short-term market fluctuations, the new minimum sustainable price (MSP) benchmarks provide an effective basis for long-term PV cost analysis. However, they do not represent dynamic market conditions and should not be used for near-term policy or market analysis.