All Questions
Tagged with supercapacitor solar-energy
10
questions
0
votes
2
answers
309
views
Building a hybrid ultra-capacitor and battery bank
I have a project that I need input on.
Is it possible to build a hybrid bank out of ultra-capacitors (UC) and batteries?
The generalized flow of the system I'm thinking is from solar (48V) to UCs (48V,...
0
votes
1
answer
300
views
Can I charge a 16V 16.6F supercapacitor with an 18V solar panel?
I'm working on my calculus project (I recently started college) and my topic is using solar panels and supercapacitors to help mitigate the lack of energy/electricity in the rural areas in my region. ...
1
vote
3
answers
1k
views
Can I increase my power output from my solar panel using a capacitor?
I have a 3V, 70mA solar panel rated at max 210mW. If I design a RC series circuit with it, can I increase the power outlook to about 2W? If so, how can I determine the time it takes to charge? How ...
0
votes
3
answers
921
views
Simple circuit to protect 2.7V supercapacitor from exploding
I need advice and help. I am newbie and kind of interested in building things. Please bear with me.
Situation:
I want to power my wireless modem/router using a solar panel so when there is no ...
2
votes
1
answer
2k
views
Simple solar panel + supercap powered arduino
Long version (full story, so skip and go direct to questions below if you want to):
I have small arduino mini pro board powered by 230mAh Lithium coin battery used as wireless sensor (with NRF24L01 ...
0
votes
3
answers
2k
views
Cheap and simple way so switch on and off based on voltage, with hysteresis
I'm playing a lot with solar powered systems using ultracaps for energy storage. I'm also powering some small ~3.3V systems directly from LiFePO4 cells, charged by solar power.
In both cases I'd like ...
-1
votes
2
answers
650
views
Charge 5,4V supercap with 12V solar panel
I'm building a circuit to charge a series of two supercap (500F, 2.7V each) with a solar panel (wich outputs, not sc, [email protected] with direct sunlight at 12pm). Those supercap will then power an esp8266 ...
-1
votes
2
answers
427
views
How to efficient use Solar Panel to charge a 12V battery 10Ah?
I have tested my solar panel and i have these values :
Conneteced in series produces :
Around 136V and 16mA(closed circuit)
Connected in parallel produces : Arround 15V and 450mA(closed ...
0
votes
3
answers
292
views
Help! Regarding solar panel to supercaps to battery charger
I am looking for some advice on how to improve my current system. In brief, I live off grid but am a keen drone enthusiast. As such, I am constantly having to charge these 0.9 amp, 7.4 volt, 2 cell ...
0
votes
0
answers
304
views
What should I keep instead of this energy harvester breakout for maximum efficiency of the solar and supercaps circuit?
This is my circuit which charges the supercapacitors. The problem with the circuit is the minimum input voltage require to get 3.3 volts output. Once the input voltage goes below the certain level ( i ...