| Solar panels hold a wealth of benefits, both | | | | then produce peaks at or above 50 percent |
| for individuals and for the world at large. | | | | more than its direct-sun output! |
| Economically, solar panels promise to lower | | | | |
| the cost of electrical power. | | | | Meeting the Challenge |
| Environmentally, solar panels can give us | | | | |
| cleaner power, sustainable power that will | | | | There are ways to meet the cloud challenge. |
| not require further damage to the | | | | |
| environment. Solar power can reach remote | | | | 1. If you often have clouds in the afternoon, |
| areas. It can carry education, or urgently | | | | but mornings are clear, aim your solar panels |
| needed medical information. | | | | slightly toward the east. |
| | | | |
| The effects of clouds on a solar panel, | | | | 2. Be sure you use a large enough battery |
| though, might diminish those and other | | | | system to maximize the amount of power stored |
| promising benefits. | | | | for use when the clouds arrive. |
| | | | |
| The effects of clouds on a solar panel might | | | | 3. Make sure your controller has plenty of |
| make it far less efficient in certain parts | | | | headroom over the rated panel output power so |
| of the world and at certain seasons. | | | | that it can absorb the surges when the sun |
| | | | reflects off the clouds. |
| For that reason, people who are considering | | | | |
| solar panels for their homes are often heard | | | | Those tricks and more are practiced in cloudy |
| to ask: will clouds affect my solar panels? | | | | regions of the world where people have |
| | | | sprinted far ahead of the United States in |
| Will Clouds Affect My Solar Panels? | | | | their use of solar panel energy. |
| | | | |
| Clouds do affect solar panels. The amount of | | | | Effects of Clouds on a Solar Panel in Germany |
| power your solar panels can produce is | | | | |
| directly dependent on the level of light they | | | | Germany is typically a very cloudy country. |
| receive. | | | | Read about the climate of Germany, and you |
| | | | will find that it is "temperate and marine; |
| In full, bright sunlight, solar panels | | | | cool, cloudy, wet winters and summers; |
| receive maximum levels of light. During those | | | | occasional warm mountain (foehn) wind" |
| "peak" sunlight hours, your solar panels will | | | | according to Nation Master's website. |
| produce power at their maximum capacity. | | | | |
| | | | In spite of its cloudy climate, though, |
| When clouds cover the sun, light levels are | | | | Germany is by far the world's biggest user of |
| reduced. This does not shut down power | | | | solar panels. If you lived in Germany, you |
| production, however. If there is enough light | | | | could sell back to the main power grid all of |
| to cast a shadow, in spite of the clouds, | | | | the excess electricity produced by your solar |
| your solar panels should operate at about | | | | panels. Why would I even care in such a |
| half of their full capacity. Thicker cloud | | | | cloudy climate? If clouds affect my solar |
| cover will reduce operations further. | | | | panels too much, I would not worry about |
| Eventually, with heavy cloud cover, solar | | | | selling back to the main grid. |
| panels will produce very little useful power. | | | | |
| | | | In 2006, Germany opened the largest solar |
| The Good News! | | | | park in the world. Germany also has Europe's |
| | | | most modern solar housing project - a solar |
| The effects of clouds on a solar panel can be | | | | village of 50 solar houses that produce more |
| surprising good, however. Incredibly, your | | | | energy than they use! |
| solar panels will put out their ultimate | | | | |
| amount of peak power during cloudy weather! | | | | Will clouds affect my solar panels? Even if I |
| | | | lived in Germany, the effect would not be |
| As the sun moves into a hole between the | | | | enough to forego solar power. |
| clouds, your solar panels will see something | | | | |
| wonderful. They will see full direct sunlight | | | | Tip: There are few places that are so |
| "plus" reflected light from the clouds! They | | | | consistently cloudy that solar power is out |
| will drink in more energy than they could on | | | | of the question. Improvements are being made |
| a cloudless day! | | | | constantly, and even solar panels small |
| | | | enough to fold into a briefcase can produce |
| The effects of clouds on a solar panel could | | | | helpful amounts of power. |