On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote:> On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > > > Not in mine. It uses lithium cells, is easy to hold in one hand and has started > > > > > > a variety of large engines including diesel vans and a Ferrari FF. One of the nice things > > > > > > about Li cells is that the starter pack can sit on the shelf for a year without any > > > > > > attention and then "just work". (I do leave it slightly discharged to help preserve > > > > > > battery life.) It was very reasonably priced about 3 years ago, mostly because > > > > > > I bought it on an Amazon "flash" sale. I had been browsing for such things but > > > > > > considered all the good ones to be too expensive. Then an offer of a 40% discount, > > > > > > valid for 1 hour, popped up and I took it. > > > > > But is *it* really starting the car *or* simply quickly replenishing > > > > > (topping off) the charge in the existing lead acid battery? I.e., > > > > > converting "unusable" coulombs to useful ones? > > > > > > > > > > Most of the units I've seen have ~16AWG leads -- hardly enough to > > > > > carry the current required to turn over the engine. > > > > > > > > > > Said another way, if the lead-acid battery was REMOVED from the car, > > > > > would you expect to be able to turn it over? > > > > The current is not limited by the gauge of the wire, as long as it is short. A few inches of 16 gauge wire is not going to impact the voltage seen by the starter motor (4 mOhm per foot). At least, it will be on par with the internal resistance of the car battery, especially when it starts to get weak. > > > Yes, i am keeping the LA to handle the current surge, even if it's not holding much charges. The Li brick is connected with 5P #22 and is rated for 30A. > > This paper gives an unbiased comparison of different battery chemistries used in UPS applications: > > https://www.batterypoweronline.com/wp-content/uploads/2012/07/Lead-acid-white-paper.pdf > To summarize: > 1. Most consumer batteries are sealed (LA or Li). So, can ignore Flood LA. > 2. Li has 3x energy density (weight and size advantages). > 3. Limited cycles for Li. > 4. Self discharge is less for Li vs. LA.This is both totally wrong and irrelevant for UPS batteries.> > For EV: > 1. Li is good for main storage (400V). > 2. Not so good for stop and go low voltage system (12V). > 3. Ideal situation is using both for 12V.The topic concerned UPS, NOT EVs.
Li-ion UPS battery substitution in UPS
Started by ●October 18, 2022
Reply by ●October 26, 20222022-10-26
Reply by ●October 26, 20222022-10-26
On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote:> On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote:<snip>> The topic concerned UPS, NOT EVs.This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. -- Bill Sloman, Sydney
Reply by ●October 27, 20222022-10-27
On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote:> On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > <snip> > > The topic concerned UPS, NOT EVs. > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > -- > Bozo Bill Sloman, SydneyWell, then fuck you, too, Bozo, because you seem to think otherwise, fucktard. And don't complain because this is unmoderated, fool.
Reply by ●October 27, 20222022-10-27
On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote:> On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > <snip> > > > The topic concerned UPS, NOT EVs. > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated.I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. -- Bill Sloman, Sydney
Reply by ●December 2, 20222022-12-02
On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote:> On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > <snip> > > > > The topic concerned UPS, NOT EVs. > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > -- > Bozo Bill Sloman, SydneyHey Bozo, the "unflattering" comments, which I regard as a badge of honor, are all coming from YOU!
Reply by ●December 3, 20222022-12-03
On Saturday, December 3, 2022 at 2:58:01 PM UTC+11, Flyguy wrote:> On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote: > > On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > <snip> > > > > > The topic concerned UPS, NOT EVs. > > > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > The "unflattering" comments, which I regard as a badge of honor, are all coming from YOU!Who cares how you regard them. Your enthusiasm for "understanding" other people's opinions in a way that suits you is pretty comical, and might be part of your clown persona, if you had a enough sense to be able to create one. -- Bill Sloman, Sydney
Reply by ●December 4, 20222022-12-04
On Friday, December 2, 2022 at 8:05:40 PM UTC-8, bill....@ieee.org wrote:> On Saturday, December 3, 2022 at 2:58:01 PM UTC+11, Flyguy wrote: > > On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote: > > > On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > > <snip> > > > > > > The topic concerned UPS, NOT EVs. > > > > > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > > > > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > > > The "unflattering" comments, which I regard as a badge of honor, are all coming from YOU! > > Who cares how you regard them. Your enthusiasm for "understanding" other people's opinions in a way that suits you is pretty comical, and might be part of your clown persona, if you had a enough sense to be able to create one. > > -- > Bozo Bill Sloman, SydneyWell, YOU apparently do as proved by the fact that you REPLIED!
Reply by ●December 4, 20222022-12-04
On Sunday, December 4, 2022 at 5:42:16 PM UTC+11, Flyguy wrote:> On Friday, December 2, 2022 at 8:05:40 PM UTC-8, bill....@ieee.org wrote: > > On Saturday, December 3, 2022 at 2:58:01 PM UTC+11, Flyguy wrote: > > > On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote: > > > > On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > > > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > > > <snip> > > > > > > > The topic concerned UPS, NOT EVs. > > > > > > > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > > > > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > > > > > > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > > > > > The "unflattering" comments, which I regard as a badge of honor, are all coming from YOU! > > > > Who cares how you regard them. Your enthusiasm for "understanding" other people's opinions in a way that suits you is pretty comical, and might be part of your clown persona, if you had a enough sense to be able to create one. > > Well, YOU apparently do as proved by the fact that you REPLIED!There are other form of comedy, beside clowning. Ironic observation is one of them. Don't bother looking it up - you wouldn't understand it. -- Bill Sloman, Sydney
Reply by ●December 4, 20222022-12-04
On Saturday, December 3, 2022 at 10:49:30 PM UTC-8, bill....@ieee.org wrote:> On Sunday, December 4, 2022 at 5:42:16 PM UTC+11, Flyguy wrote: > > On Friday, December 2, 2022 at 8:05:40 PM UTC-8, bill....@ieee.org wrote: > > > On Saturday, December 3, 2022 at 2:58:01 PM UTC+11, Flyguy wrote: > > > > On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote: > > > > > On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > > > > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > > > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > > > > <snip> > > > > > > > > The topic concerned UPS, NOT EVs. > > > > > > > > > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > > > > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > > > > > > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > > > > > > > > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > > > > > > > The "unflattering" comments, which I regard as a badge of honor, are all coming from YOU! > > > > > > Who cares how you regard them. Your enthusiasm for "understanding" other people's opinions in a way that suits you is pretty comical, and might be part of your clown persona, if you had a enough sense to be able to create one. > > > > Well, YOU apparently do as proved by the fact that you REPLIED! > There are other form of comedy, beside clowning. Ironic observation is one of them. Don't bother looking it up - you wouldn't understand it. > > -- > Bozo Bill Sloman, SydneyThere you go AGAIN, Bozo!
Reply by ●December 4, 20222022-12-04
On Sunday, December 4, 2022 at 5:57:20 PM UTC+11, Flyguy wrote:> On Saturday, December 3, 2022 at 10:49:30 PM UTC-8, bill....@ieee.org wrote: > > On Sunday, December 4, 2022 at 5:42:16 PM UTC+11, Flyguy wrote: > > > On Friday, December 2, 2022 at 8:05:40 PM UTC-8, bill....@ieee.org wrote: > > > > On Saturday, December 3, 2022 at 2:58:01 PM UTC+11, Flyguy wrote: > > > > > On Wednesday, October 26, 2022 at 10:46:27 PM UTC-7, bill....@ieee.org wrote: > > > > > > On Thursday, October 27, 2022 at 2:26:01 PM UTC+11, Flyguy wrote: > > > > > > > On Wednesday, October 26, 2022 at 6:33:40 PM UTC-7, bill....@ieee.org wrote: > > > > > > > > On Thursday, October 27, 2022 at 10:31:33 AM UTC+11, Flyguy wrote: > > > > > > > > > On Monday, October 24, 2022 at 8:17:38 AM UTC-7, Ed Lee wrote: > > > > > > > > > > On Sunday, October 23, 2022 at 10:05:47 PM UTC-7, Flyguy wrote: > > > > > > > > > > > On Sunday, October 23, 2022 at 3:33:22 AM UTC-7, Ed Lee wrote: > > > > > > > > > > > > On Sunday, October 23, 2022 at 12:45:42 AM UTC-7, Ricky wrote: > > > > > > > > > > > > > On Saturday, October 22, 2022 at 4:06:33 AM UTC-4, Don Y wrote: > > > > > > > > > > > > > > On 10/22/2022 12:52 AM, John Walliker wrote: > > > > > > > > <snip> > > > > > > > > > The topic concerned UPS, NOT EVs. > > > > > > > > > > > > > > > This is an unmoderated group. so Ed Lee can post what he likes. So can you, and you contribute even less than he does. > > > > > > > > > > > > > > > > Don't waste our telling telling us about what you think he ought to have posted. We've already been exposed to quite enough of your foolish opinions. > > > > > > > > > > > > > > Well, then fuck you, too, because you seem to think otherwise. And don't complain because this is unmoderated. > > > > > > > > > > > > I'm not complaining. I'm merely making an observation. You are the target of quite a few unflattering observations from people whose opinions I value more highly than yours, which is pretty much everybody. If you get your kicks out of being jeered at a clown, I can see how you might persist. You probably ought not to. > > > > > > > > > > The "unflattering" comments, which I regard as a badge of honor, are all coming from YOU! > > > > > > > > Who cares how you regard them. Your enthusiasm for "understanding" other people's opinions in a way that suits you is pretty comical, and might be part of your clown persona, if you had a enough sense to be able to create one. > > > > > Well, YOU apparently do as proved by the fact that you REPLIED! > > > There are other form of comedy, beside clowning. Ironic observation is one of them. Don't bother looking it up - you wouldn't understand it. > > There you go AGAIN!Sewage Sweeper didn't understand that one either. -- Bill Sloman, Sydney
