2013年7月17日星期三

Although crystalline silicon to convert sunlight to electricity


But the high cost, is the "luxury" of energy in the family, without government subsidies, photovoltaic power generation may not be the market choice.

Germany's energy development strategy goal is to the renewable energy power generation in 2050 accounted for 80% of total electricity.

With its financial and technical strength, the German photovoltaic power generation is ahead in the world, photovoltaic power generation in 2011 to 18 terawatt hours (TWH = 1 1000 gw), accounting for 3% of the total national power.

At noon on May 26, 2012, the German photovoltaic power generation account for over 40% of the total national power, 24 hours on the day of the photovoltaic power generation account for 20% of the total national power.

Noon on July 7, 2013, 1.4 million German photovoltaic power generation system to provide the electricity peak reached 23.9 gw, 68% of the installed capacity.

Photovoltaic (pv) power generation limited by season, however, in the light of time short winter and rainy season, the efficiency is very low.

German photovoltaic power generation is developing so quickly, thanks to the government of the photovoltaic power generation subsidy policy on the Internet.

According to the standard 2012, photovoltaic power generation Internet subsidies per KWH 0.1836 euros, the traditional energy costs 0.047 euro per KWH, photovoltaic power generation per KWH of subsidy is only 4 times of that of the conventional power converter costs.

So far, the total amount of the German government subsidies for renewable energy has up to 216 billion euros, 2012 years of photovoltaic and wind power subsidies totaled 14 billion euros, subsidies on photovoltaic power generation account for larger proportion.

German photovoltaic subsidies in terminal stage of consumption, consumers every once electricity, according to the photovoltaic power generation accounts for the total electricity share reduced subsidies standards.

In 2012, the terminal consumers bought 0.036 euros per KWH electricity subsidies, about 15% of the electricity price.

Visible, without government subsidies, photovoltaic power generation and the market almost no.

Subsidised stimulation, German companies made the solar industry, leading to an annual increase of pv capacity than the government's planning objectives.

Over the past three years, an annual increase of photovoltaic (pv) in more than 7 gigawatts of installed capacity, to 7.4 gw in 2010, 2011 to 7.5 gw, 7.6 gw in 2012, the German government's photovoltaic capacity planning goal is an annual increase of 2.5 to 3.5 gw, the actual growth rate exceeded the government's planning objectives more than double.

Because the government subsidies to photovoltaic (pv) power generation, it is bound to increase government extra-budgetary expenditure, increase the government's financial burden.

Along with the increase of the pv power generation share price also rose, rose by 0.053 euros per KWH in 2012, the average households enjoy the electricity price subsidies from 60 euros to 185 euros.

In the case of no tax increases, the German government has been unable to continue to implement subsidies for photovoltaic power generation according to the original standard, begin from 2012, Germany has cut back on subsidies for photovoltaic power generation in the November 1, 2012 to January 31, 2013, during the three months of photovoltaic energy subsidies by 2.5% per month on average.

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