Calculation of solar container electricity cost benefits

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.

Why should you invest in a PV-Bess integrated energy system?

With the promotion of renewable energy utilization and the trend of a low-carbon society, the real-life application of photovoltaic (PV) combined with battery energy storage systems (BESS) has thrived recently. Cost–benefit has always been regarded as one of the vital factors for motivating PV-BESS integrated energy systems investment.

Why is solar energy only available during the daytime?

However, the fact that solar energy is only available during the daytime and relies heavily on the meteorological conditions (solar irradiance, cloud, temperature, etc.) of the day, which leads to the instability and intermittency of the solar power generation .

Why are electric ships more energy efficient?

This is primarily due to the higher number of voyages and shorter distances for the 64 TEU ships, which experience frequent starts and stops during operation, resulting in increased energy consumption; consequently, the energy savings and emission reductions of electric ships are also more significant.

Do container ships emit more energy than oil-fired ships?

The emissions during different phases for container ships are put together and shown in Fig. 5. An assessment of the environmental impact of marine propulsion systems shows that both hybrid and all-electric ships have lower energy consumption and emissions per unit than conventional oil-fired ships (Fig. 6).

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.