Using Solar panels for energy conversion?

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SUMMARY

The discussion focuses on utilizing solar panels to power Bluetooth noise-cancellation headphones. Participants emphasize the importance of understanding the power consumption and voltage requirements of the headphones before selecting appropriate solar panels. Recommendations include investigating photovoltaic cells that can produce USB 5V outputs, which are suitable for charging devices in varying sunlight conditions. A specific product link for a solar panel capable of recharging devices is provided for reference.

PREREQUISITES
  • Understanding of power consumption metrics for electronic devices
  • Knowledge of photovoltaic cell functionality and specifications
  • Familiarity with USB power standards and charging protocols
  • Basic principles of solar energy conversion and efficiency
NEXT STEPS
  • Research specific photovoltaic cells that output USB 5V for charging
  • Calculate the power requirements of Bluetooth noise-cancellation headphones
  • Explore solar panel sizing based on expected sunlight conditions
  • Investigate voltage regulation techniques for solar energy applications
USEFUL FOR

Electronics hobbyists, renewable energy enthusiasts, and anyone interested in integrating solar power into portable audio devices.

GrandioseNigma
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Hi guys I am working on a project in which i use solar panels to drive a pair of headphones

my main question is what kind of solar panels would you guys recommend? that could help with this kind of project
 
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The question is way too vague for a specific answer. What do the headphones do? Just powering them without some source of sound would be quite pointless.
 
mfb said:
The question is way too vague for a specific answer. What do the headphones do? Just powering them without some source of sound would be quite pointless.
their basic bluetooth/noise cancellation headphones, the project is to use solar energy as an alternative to charging/powering up the battery without the need for an electrical outlet
 
GrandioseNigma said:
their basic bluetooth/noise cancellation headphones, the project is to use solar energy as an alternative to charging/powering up the battery without the need for an electrical outlet
So start with your power consumption numbers. What voltage do they require? What power do they consume?

Then look at simple photovoltaic cells, and see how big it will have to be to produce that power in whatever sunlight conditions you expect. I'm guessing you can find some existing panels that produce USB 5V outputs of a few watts in reasonable sunlight conditions. Start by checking them out, and understanding how they convert the variable output voltage of PV cells (for different light levels) into a constant voltage for powering the loads... :smile:
 
I use something like this to recharge my phone and my ipad. If your headphones charge with USB, this might work.

https://www.amazon.com/dp/B012CX3Z2C/?tag=pfamazon01-20
 
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