Can rechargeable batteries last for 3-4 years with 24h use at 5-15 volts?

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The discussion revolves around the search for rechargeable batteries that can last at least 3-4 years under continuous use (24 hours a day) and can charge faster than they discharge, specifically in standard sizes like AA, C, or D. The user is developing a device that requires a reliable power source, which needs to work in conjunction with the device itself. There is a significant focus on the need for batteries that can handle a continuous voltage of 5 to 15 volts and provide sufficient amp-hour capacity, with some users suggesting alternatives like capacitors or standard batteries if the requirements can be adjusted.Participants express frustration over the lack of clarity regarding the current requirements and the mix-up between voltage and amp-hour specifications. Some suggest that the user's understanding of battery technology may be insufficient, while others offer potential solutions and resources. The conversation highlights the complexity of finding a suitable battery solution that meets all specified criteria, emphasizing the importance of understanding electrical requirements for effective problem-solving.
  • #31
A 1.5VDC battery with a low enough discharge rate will last for a few years, like the motherboard battery in your computer.
 
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  • #32
MXM13 said:
Any rechargeable battery won't do in the condition of constant use 24/24h, I need it to last for at least few years that's why I asked the question in the first place, and somehow people started being very negative instead of understanding what I was saying and being constructive

For how long battery can work depends on its capacity and the current you need to draw, do you understand that much? If you need 1 nA current, 1 Ah battery will last 32 years. As long as you don't tell us more details you are wasting your time and our time.
 
  • #33
phinds said:
Excellent point.
Go to the first page, read the description of what I'm doing and you'll understand why i need a rechargeable battery.
I do not need a source of energy, I need a solution to the delay problem and rechargeable batteries seemed to be a simple answer to it.
 
  • #34
That's enough trolling.
 
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