Would Battery Blow up?

by cecilio87
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Right now i currently have a really old Autozone battery and it kind of looks fat on the sides. right now i have stock alt in place, but i do have a 260 A alternator but my friend said that if i install it right now my battery might blow up because its not used to getting charged as quickly... Is this true? on top of that i have a 2,000 WRMS US AMP so this really has a huge draw.


Replies (14)
cecilio87 on 11/10/2006 20:37:03
Well i know i need a new battery, and i will probably get 2 optima yellow tops or at least one, but ummmm right now I am kind of broke because i purchased the 260 A alternator. Right now the stock alt and reg battery are doing good, but i just wanted to know if having a really HO Alt would damage a battery or what????? please help


MrBrownstone on 11/10/2006 22:09:28
Your battery discharges because, temporarily, your alternator isn't keeping up with a load.

However, with a much higher capacity alternator, your battery will be used less...in fact, other than to complete a connection, it'll be basically USE-LESS!!! It's storage power will be there basically for starting your vehicle and running accessories when the engine is off.

I wouldn't worry about a battery having problems with the new alternator. At the age of your current one, a new battery may be in line anyway...particularly if it has some sort of physical deformity or defect.


cecilio87 on 11/11/2006 12:43:08
hmmm so a faster charge rate really wouldn't damage the battery right?

cecilio87 on 11/11/2006 14:17:08
Yes sir

MrBrownstone on 11/11/2006 16:48:54
CC

The alternator is only going to provide the amount of charge you NEED!!! It's not going to put out 260A to your battery if it doesn't need it. The need for the upgraded alternator is for the accessories (including stereo components) and not to recharge the battery.

Once you start your car, it takes about 15 seconds to recharge the battery to the level it had prior to the starter using power. After 15 seconds, your battery is basically dead weight in the car until you max out the current alternator provides.

cecilio87 on 11/11/2006 17:21:22
oh well that is really helpful, so then people get more batteries or bat caps as back ups just incase the alternator can't produce enough current it uses that as a back-up?

MrBrownstone on 11/12/2006 02:36:19
Swez

I don't think we disagree, I said replace it several posts ago..especially if there's physical deformities. Please read my posts again...think we missed something.

CC

A battery is NOT a source of power, it's storage of power. Once charged, each battery takes about 5-10A of current from your system just retaining charge. Multiple batteries will consume more current from your alternator period.

Why do people have multiple batteries?

When you are competing in DB DRAG and the like, competitors are maxing out their alternators capacity. In a nutshell, your alternator will be able to provide about 13.5V of power (or higher if it's designed to do that) for about 260A of current...assuming it's run at optimum speed.

When your current drain is 300A, the voltage falls below 13.5V and from there, your battery is providing the necessary current needed to supply your ampflier(s).

cecilio87 on 11/12/2006 11:28:55
well its settled im getting a new battery thanks guys for all you're help.

swez on 11/12/2006 11:57:04
Kool! CLAP

Swez

MrBrownstone on 11/12/2006 20:16:15
I wouldn't worry about a battery having problems with the new alternator. At the age of your current one, a new battery may be in line anyway...particularly if it has some sort of physical deformity or defect.

MrBrownstone on 11/12/2006 20:16:46
I wouldn't worry about a battery having problems with the new alternator. At the age of your current one, a new battery may be in line anyway...particularly if it has some sort of physical deformity or defect.

MrBrownstone on 11/12/2006 20:16:58
I wouldn't worry about a battery having problems with the new alternator. At the age of your current one, a new battery may be in line anyway...particularly if it has some sort of physical deformity or defect.

MrBrownstone on 11/12/2006 20:19:30
I hope repetition helps. If not, we can try physics later, Swez.

Your 14.4 V alternator doesn't provide 28.8 volts...which provides excessive heat to the battery...literally boiling it from the inside. having 260A available doesn't mean your batter will be allowed to access all of that current. Internal resistance prevents that.

However, if you put in 16 volts...now we're talking some concern of explosion.

swez on 11/12/2006 20:32:41
Kinda preaching to the chior here Bubba. I get your point well and have no issues with the thoughts behind it. Let's just put this one to bed and let Cec do what he needs to do OK?

Thanks,
Swez



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