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Solar panels working without sun; they also form plates that produce energy at night.

  • April 10, 2022
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Researchers want to replace solar panels for panels that produce power 24 hours a day (Photo: REUTERS/Fabian Andres Cambero) a way to produce environmentally friendly energy through solar

Researchers want to replace solar panels for panels that produce power 24 hours a day (Photo: REUTERS/Fabian Andres Cambero)

a way to produce environmentally friendly energy through solar panelsHowever, as the name suggests, they can only extract energy from the sun, which makes their production limits clear at night, so a researcher’s Stanford University panels work under the stars as well.

Sid Assawaworrarit together with a team of engineers, photovoltaic panels even though the sun is not there, that is, they can continue to produce energy throughout the night. This has been thanks to thermoelectric generator.

With this progress they hope all existing plates of solar panels are replaceableso that energy is produced 24 hours a day and they are not just a supplier of electricity during the night.

To power the panels, they need batteries that store everything they capture throughout the day. However, these batteries have an expiration date and must be replaced when they are exhausted. On the other hand, the panels designed by Assawaworrarit will help solve this waste problem as they do not need such batteries.

Displaying solar panels in the Nevada desert (Photo: REUTERS/Jason Reed)

The board continues to produce electricity at night, no longer needing batteries. During the tests, the Stanford engineering team took advantage of the clear nights and fine weather in California to test their research. Under these conditions, they found that They can convert infrared light circulating in the air into electricity.

They also used thermoelectric generator in combination with a conventional photovoltaic panel to be able to change the temperature of the panel surface affected by the environment. They also took the opportunity to distinguish the temperature of the solar panel from the temperature of the air and have it absorbed by the plate to convert it into electrical energy. In general Solar panels use silicon.

After testing, they noted that with these panels they were able to produce 50 milliwatts of solar panels per square meter overnight. But Assawaworrarit and his team agreed that optical conditions could eventually produce more power.

Despite the amount of energy it produces is less than that of a solar panel operating during the day, These plates between 250 W and 300 W can be used for various purposes. For example, since its purpose is not to contain a battery that needs to be replaced, it can power environmental sensors and thus extend the life of the board.

Solar panels stop production overnight (Photo: EP)

This study isn’t the first to look for an option to continue generating energy even without sunlight. scientists at the University of California They stated that they were able to perform the same experiment in previous years.

Unlike Stanford researchers, a thermo additive cellthey say you’re talentede generates electricity through radiative coolingWhere infrared or heat radiation leaves the cell and produces energy.

These thermo-doped cells were being tested. Unlike the other frame, this one takes advantage of the cold of the night sky to perform the energy harvesting process. “In these new devices, light is emitted and current and voltage are going in opposite directions, but it still produces power,” said Jeremy Munday. Science Alert.


Source: Info Bae

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