May 16, 1988


Solar Panels – Wondering How Solar Power

What is PV solar power? You've heard the term, nevertheless you are unsure as to its meaning. You're vaguely aware that solar energy has something steps you can take with making energy from sunlight. But what is PV solar energy? Can it be different from other forms of solar power?

Solar Panels For Sale

PV solar power is not similar to other types. Of the main two categories of solar energy, active and passive, PV solar power is active. Let us take a look at it.

Solar Panels

Active solar power hinges on solar panels. You may picture them as flat, rectangular boxes on rooftops.

There are a couple of main forms of solar panel. Develops from a distance, both look like rectangular boxes. Both convert sunlight into energy, however in two different ways. The vocabulary to use on the two solar panel types are solar thermal collector and photovoltaic module.

1. Solar thermal collector: This solar panel take solar energy from the sun and uses it to heat air or water.

2. Photovoltaic module: This second type of solar panel collects solar energy and converts letting it to usable electricity.

Meet the PV

To answer the question, what is PV solar energy, we may really know what the PV is. The short answer is that PV refers to a photovoltaic module. "P" may be for photo and "V" for voltaic.

The Merriam-Webster Online Dictionary defines "photovoltaic" this way.

"of, referring to, or utilizing the generation of a voltage when radiant energy falls situated on the boundary between dissimilar substances."

In simpler terms, "photo" can refer to sunlight and "voltaic" can be described as electrical energy. PV panels convert sunlight into electrical energy. Sunlight flows into the solar panel. Electrical energy flows from the solar panel.

A PV solar panel is made up of many photovoltaic (light to volts) cells. These cells are electrically connected, and then covered with glass. The glass provides electrical insulation. It's also good resistence from weather along with other damaging forces.

When minimal energy is required, such which necessary to power a tiny appliance, one particular PV solar panel is sufficient. When more power is needed, an "array" of these panels is from connecting panels to 1 another. If the power are not going to be supplied to the power grid, the solar panel(s) is connected to a charge controller, and battery. Whether or not this is intended for on-grid use, the solar panel array can be linked with a stainless steel inverter.

What Is PV Solar Power?

PV solar energy is solar powered such as sunlight, that have been collected using a photovoltaic module, and become usable electricity.

Conventional silicon these panels convert about 14 to 17 percent of sunlight into usable electricity. That won't much. Late in 2006, however, a new solar cell was introduced. Our solar panels that utilize the brand new cell can transform electricity 22 percent of the sunlight they collect. Theoretically, the utmost that the cellular matrixes of a solar panel can convert is notable for be around 26 to 27 percent of incoming sunlight.

So how exactly does it work? Let us take a look at a simple explanation.

Each photovoltaic cell inside a PV solar panel this is definitely semiconductor. When sunlight hits those cells, a specific part of the sunlight is absorbed by those silicon cells. The cellular matrixes take in that part of the sunlight's energy. The cellular structures then transfer the absorbed sunlight's energy besides the electrons in the silicon. The electrons began to flow, which certainly creates any current. Metal contacts built into your ceiling and floor whatever the PV cells draw off that current and it's really sent beyond just the grid or battery. It is presently usable electricity. The facility grid sends it on its way, if in case you have used an on-grid connection. If you're using a car battery, it is trapped in a battery malfunction awaiting your need.

PV solar energy is being used increasingly with tremendous success, and while in fact cloud cover can affect it, the cloudy country of Germany leads on earth in successful the application of solar panels.

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