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Started by langfan on
, 11 posts
by 9 people.
Answer Snippets (Read the full thread at reddit):
According to Wikipedia's entry for the energy density of Lead Acid batteries (cheap+heavy), you would need 878kg of....
However, arms are not made 100% out of fat.
Of energy as in fifty-three 12 V 40 Ah lead-acid car batteries.
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HAPPY NEW YEAR! Friends in RC Groups!
It's Leika from H-energy, China.
On the behalf of H-Energy , I wish all the friends in RC Groups have good health and success everything in the future !
We are a professional R/C battery manufacturer.Our product have...
Started by LeikaHenergy on
, 4 posts
by 2 people.
Answer Snippets (Read the full thread at rcgroups):
H-energy 6000MAH 30C.
Are so fast~~
These are for RC Plane! And these are for cars .
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I have just invested in a set of 2460mAh rechargeable NiMH AA batteries for my Apple wireless mouse and keyboard - I felt a little guilty dumping the non-rechargeables in the bin.
However, I notice that these cells are rated 1.2V which I understand is...
Started by teabot on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at superuser):
From the Wikipedia article on rechargeable batteries :
Also note....
Most off faster for them than for NiMH batteries.
This is not a problem in most devices because alkaline batteries drop in voltage as the energy is depleted.
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Ask your Facebook Friends
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On Thu, 29 Oct 2009 20:28:33 -0700 (PDT), Bob Nixon <bigrex2005@yahoo.com
http://www.revolttechnology.com/res/news/2009%209%2025%20Rechargeable%20Zinc-air%20Batteries.pdf
Bob Nixon..
Started by Bob Nixon on
, 17 posts
by 7 people.
Answer Snippets (Read the full thread at omgili):
These batteries were especially developed with AC wall
plugs except....
That
probably says something about the limitations of their batteries--I'd expect;stevenkeith2@hotmail.comwrote:
You speed read it too fast.
As their first market.
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There are many superstitions on what you must never do lest your battery become worthless - and by worthless I mean hold about 16 - 24 seconds of charge. This has happened to every laptop I have ever owned, and I just got a new one, so please help me ...
Started by Mala on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at superuser):
Lastly, if you are using a battery pack that uses talk about "battery....
When charging a chemical reaction stores the energy effect Which does not affect Lithium-Ion batteries.
Batteries are a chemical device.
To prevent this.
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Are there any tools techniques to build more energy efficient applications, Any articles,rules or best practices for green programming?
Started by Jlouro on
, 27 posts
by 26 people.
Answer Snippets (Read the full thread at stackoverflow):
So eliminating things like busy waits for example out of an old server may be more energy efficient....
Interesting question - the first thought that occurs to me is going lighter on CPU is more energy into a more energy efficient state).
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Batteries in space
Are there special batteries used in space that will operate in very low temperatures?
In a recent Mythbusters, they froze batteries in liquid nitrogen and the batteries would not work
As well, a guy climbing Everest had to keep the...
Started by Desert Fox on
, 20 posts
by 13 people.
Answer Snippets (Read the full thread at spacebattles):
Batteries 7112428) Batteries are energy storage systems because you can only get out the energy you put this thread title I could....
Post 7112286) Because they're quite clearly power sources, not energy storage systems.
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I need to know what you think about my configuration and age of batteries.
Coach Batteries
Qty 7 98 AH @ 20 hrs / 780 MCA / 550 CCA
DEKA Dominator GEL 8G31DTM
A label of J4 tells me they came from 9 month (J is 9 th letter skipping I) 4 th year.
Qty ...
Started by GzrGldGeo on
, 5 posts
by 4 people.
Answer Snippets (Read the full thread at rvnetwork):
So if you....
They account for startup, defrost and icemaking (over time).
The energy star ratings are spot on, in my experience.
An accurate reading on the fridge....but if it is an energy star refrigerator you can look up the rating on it.
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Duracell Plus AAA Batteries - 32-Pack £6 delivered from Amazon
Product Features
Value pack of 32 Duracell AAA general purpose alkaline batteries
High energy output, reliability and long shelf life
Duracell Plus now has longer life compared to previous...
Started by simon147 on
, 21 posts
by 20 people.
Answer Snippets (Read the full thread at hotukdeals):
Heat added
For me AAA rechargables just don't cut the mustard them in things like remotes, where the... .
Of such batteries, it is probably best to pick up some rechargeable Eneloops - although this seems to get AA batteries? HOT!! Cheers OP.
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IMR batteries Are all IMR batteries capable of high discharge?
I want to get some batteries capable of these higher currents, but don't really want to pay AW prices for them.
Started by Mohrenberg on
, 23 posts
by 12 people.
Answer Snippets (Read the full thread at laserpointerforums):
<+vk2fro> mines to operate off two SLA batteries
<+GBD> SLAs batteries Provide some details ....
I'd be interested in this information too, hope someone knows of a cheaper IMR Cell .
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