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Forum: Electrical: Batteries, Generators & Solar 05-02-2014, 14:14
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

Ya but you didn't give us the post number for each of those entries! :devil:

In all seriousness MainSail.. You da Man! I appreciate your efforts and hope your frustration level stays manageable .
Forum: Electrical: Batteries, Generators & Solar 05-02-2014, 09:09
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

I agree. So it seems that if enough capacity is available to provide all the energy required in a worst case scenario using 60 percent of the battery we could charge to full, use down to 75 percent...
Forum: Electrical: Batteries, Generators & Solar 04-02-2014, 15:44
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

Dwain,

You don't have to duck from me. :p. I wouldn't float my batteries like that but I'm very interested in your results. I understand yours is a standby bank and is not cycled regularly, is...
Forum: Electrical: Batteries, Generators & Solar 04-02-2014, 15:29
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

So I'm open for suggestions. I can't afford to try a large bank without a reasonable chance of success . So just floating the bank does not make sense to me. For the sake of discussion let's...
Forum: Electrical: Batteries, Generators & Solar 04-02-2014, 06:29
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

The questions of float and how to cycle have yet to be answered also. If I need 300 amps a day and gain 100amps from solar a day would it be best to charge with my genset in the morning and hope the...
Forum: Electrical: Batteries, Generators & Solar 03-02-2014, 12:46
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

There is a search function that I'm still awkward with but I'm getting better.

Also I point out that guys that wire boats for a living have to consider liability litigation or at least their...
Forum: Electrical: Batteries, Generators & Solar 03-02-2014, 07:23
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

One thing that is easy to mentally slide past is that the bms sensing should be at the cell level and should trigger HVC and LVC independently of normal control functions. If your charging systems...
Forum: Electrical: Batteries, Generators & Solar 02-02-2014, 18:06
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

I think the issue is that the practical experience level is low enough at this point that high and low voltage cut offs at the cell level is a very good (and inexpensive) idea. Not because you may...
Forum: Electrical: Batteries, Generators & Solar 02-02-2014, 15:27
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

I have no idea how but maybe a moderator could organize some of the basic info into a searchable library.

I also remind myself from time to time that MaineSail makes his living with the knowledge,...
Forum: Electrical: Batteries, Generators & Solar 02-02-2014, 08:58
Replies: 155
Views: 33,546
Posted By darylat8750
Re: LiFePo4 for DUMMIES

In the thread
Life batteries discussion for those using them as house banks,
Post number 3214 Maine Sail gives a picture of his control box.
...
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