How much does photovoltaic panels cost on rooftops in Chisinau

Is small rooftop photovoltaic a good investment in China?

The results show that: For small rooftop photovoltaic in China, first of all, under the existing subsidy price and cost, its investment payback period is short and the risk is low. Secondly, the average internal rate of return is more than 10%, and the levelized cost of electricity is 0.2727–0.5573CNY/kWh, so the economic performance is good.

Does rooftop PV have a good economic performance?

According to the data in the table, it can be found that under the existing national subsidy policies, rooftop PV in these five regions has a very good economic performance. Considering the influence of other unstable factors in a year, the radiation amount range of China's five solar resource regions is 928-2333 kWh/m 2 [ 1 ].

What is the levelized cost of electricity for a rooftop photovoltaic?

From the perspective of levelized cost of electricity, the levelized cost of electricity for the construction of small industrial and commercial rooftop photovoltaic is 0.2727–0.5573CNY/kWh.

How much solar radiation can a rooftop PV system produce?

For example, Ref.6 studied the impact of solar radiation amount of rooftop PV on economic benefits, and concluded that self-use PV system with the optimal inclination and more than 1000 kWh annual radiation amount is feasible globally.

How much will PV electricity cost in China by 2015?

According to our analysis, if electricity prices of the provinces remain unchanged, the cost of PV electricity could be reduced to 0.52–1.22 RMB/kWh by 2015, which is comparable with the grid prices in regions with large PV capacity and high electricity prices, such as Guangdong, Beijing, and Shanghai.

Is rooftop photovoltaic a good investment?

For investors, the rooftop photovoltaic for industry and commerce has a good investment prospects; for the government, the fiscal pressure on the government to spend subsidies will be reduced, and the expansion of subsidy gap will be slowed down.