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Buell Forum » 1125R Superbike Board » Archive through September 17, 2012 » Loving the Shorai battery « Previous Next »

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Hailwood
Posted on Sunday, August 19, 2012 - 04:19 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I went out to start the beautiful white goddess (my 1125r)after she had sat neglected for about 8 weeks..let's see how this Shorai battery goes....key in, let it warm up as I am meant to and push the button..slow cranking but no joy.....WTF? Isn't this meant to work after a year? One more push and lets see....instant firing into life like it had never been switched off...perfect.no battery tender to be plugged into....love it..if you havent got one, seriously consider getting one!!!!!!!!!!!!
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Froggy
Posted on Sunday, August 19, 2012 - 08:45 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I rather not pay for an overpriced battery with Chinese cells that don't even have a basic battery management system built-in. Oh and they lie about the rated output, and actually using the battery as intended voids the warranty. Hell one Uly rider on here had one explode on his bike. Also don't forget you can't start your bike below 60 degrees out! Be careful if you go to charge it,it lacks any form of overcharging protection, which can lead to nasty results.
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Xnoahx
Posted on Sunday, August 19, 2012 - 10:46 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

someone pissed in froggys cherios
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Zac4mac
Posted on Sunday, August 19, 2012 - 11:12 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I still plan to contact Shawn Higbee at Shorai when my OEM battery dies.
Still going strong at almost 5 years tho...

Z
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Kenm123t
Posted on Sunday, August 19, 2012 - 11:12 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

If its not a pony his panties are twisted He complains about XB clutches and shifters hurting his hands and feet what do you expect.
We abused the hell out of one at Daytona for days dead shorts starting repeatedly all with out charging. On cold starts load up the battery and internal heat builds up and you will start.
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Boogiman1981
Posted on Sunday, August 19, 2012 - 11:43 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Froggy man you have got to stop that crap from being spewed out of your fingers man. You've yet to offer any real proof of your claims. Where as many of us have real actual hands-on abusive experience with the shorai battery system, which I remind you was a huge supporter of the third EBR 1190RS team that started racing this year.

As for cells being made in China who freaking cares!? They are of high quality and do their job. Oh and btw A123 was just bought by a Chinese company.....

To the OP your experience is exactly what is expected from a lithium battery of any manufacture.
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Zac4mac
Posted on Sunday, August 19, 2012 - 11:53 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Also, I just checked Shorai's site and they have a charger/tender made specifically for their cells.
Pricey, but available.
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Kenm123t
Posted on Sunday, August 19, 2012 - 05:21 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

My S1W will be getting one soon. The Blast conversion for the old Hawker battery is too small for a 1203 evo. Only problem will be getting a battery tie down reworked for a much smaller Shorai
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Redbat
Posted on Sunday, August 19, 2012 - 05:56 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I just bought one and installed it last week. Because of the battery location in the tail of the 1125, and the weight savings of aprox. 8 lbs. After install I was shocked, to actually feel a difference in standing my bike up from the side stand, compared to the stock battery. It fires up the bike easily. Time will tell how long it lasts, but I love it. My son is buying one for his Yamaha R6 too.
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Iamarchangel
Posted on Sunday, August 19, 2012 - 06:22 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

fwiw, the shorai FAQ page says the specific brand "Battery Tender" will work.

More details here: http://www.shoraipower.com/t-faq.aspx
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Hailwood
Posted on Monday, August 20, 2012 - 01:40 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Wow Froggy....I live in NZ and 60 degrees f which is 15 degrees celcius is considered warm...hate to burst your bubble but the bike starts at way less than 15 degrees, in fact 10 degrees which is 50 degrees f will still see it start with no issues..not sure where the info came from but its not correct..about that anyway....
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Froggy
Posted on Monday, August 20, 2012 - 02:34 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)


quote:

someone pissed in froggys cherios




Nah, I just hate to see people get ripped off.


quote:

He complains about XB clutches and shifters hurting his hands and feet what do you expect.




So because I complain about how the XB shifter aggravates my injured foot, my points are irrelevant? In that case, because you complain about homosexuals your points must be irrelevant.


quote:

You've yet to offer any real proof of your claims









quote:

which I remind you was a huge supporter of the third EBR 1190RS team that started racing this year.




So because they sponsor a race team they are great? They could of entered a $20M partnership with EBR, wouldn't change the fact their batteries are overpriced crap.


quote:

As for cells being made in China who freaking cares!? They are of high quality and do their job




Actually, they aren't. If Shorai is high quality, A123 cells must be God-tier. While A123 sources some of their Lithium from China, they also get it from South America and other countries, and actually have decent quality control. Good luck building an electric bike with Shorai cells.


quote:

To the OP your experience is exactly what is expected from a lithium battery of any manufacture.




Nope, any decently made Lithium battery will have a basic overcharge protection to prevent a fire like the picture above. You really want to take a chance like that on a bike that has enough voltage regulator issues as it is?


quote:

Also, I just checked Shorai's site and they have a charger/tender made specifically for their cells.
Pricey, but available.




Their "charger" is overpriced too, it is a basic blinky type charger that RC car/planes use.


quote:

Wow Froggy....I live in NZ and 60 degrees f which is 15 degrees celcius is considered warm...hate to burst your bubble but the bike starts at way less than 15 degrees, in fact 10 degrees which is 50 degrees f will still see it start with no issues..not sure where the info came from but its not correct..about that anyway....




The info came right from Shorai's website, the same FAQ page t hat Iamarchangel listed, but it appears they have since revised it and lowered the minimum temperatures.

Their warranty is still sad, you void it by drawing 2/3 of its rated capacity? Oh well good thing they lie and overstate their capacity, so that shouldn't be an issue, but you still void it if you crank for 10 seconds straight.

Quite frankly, there are better batteries out there. If you are cheap and don't mind cheap, there are options from Speedcell, Anti-gravity, Ballistics, and others. At least while they are cheapo batteries, they don't lie about their stats. If you want a great battery that features proper balancing circuity and overcharging protection, look at the one EBR sells.
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Andros
Posted on Monday, August 20, 2012 - 03:12 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Hey Froggy

I'm listening... What would you recommend instead since im in the market for a lithium battery soon.?
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Jdugger
Posted on Monday, August 20, 2012 - 03:31 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I'm having good luck with a shorai
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Sprintst
Posted on Monday, August 20, 2012 - 03:41 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Well I don't want to take sides without enough info, but a quick google showed this from march last year:


http://www.superhawkforum.com/forums/general-discu ssion-30/r-r-shorai-battery%3D-epic-fail-24934/




Looks like Shorai took care of the OP though:


quote:

I was contacted by the president of Shorai today. In talking with him, I learned of some additional information:

It turns out that the small case batteries had reduced plate spacers installed. This places the plates closer together inside the case. It was done to improve starting current flow, as everyone knows this is an area of some weakness on Lipo4 batteries.
During the production run in which my battery was made, there was an issue with how the plates were joined. Evidently a crimp was made that could cut or circumvent the spacer, allowing the plates to touch (short). This caused the fire. According to the the people I spoke with (and of course common sense), this issue will present itself within the first few cycles of the battery--so if you have one and it has been working, you will do not have a time bomb, your battery is ok.
I am not sure which issue caused the concern knowing this. However, the charging system scenario is still valid, and I would recommend changing to the MOSFET system if at all possible. This is an easy change if you have three stator wires, a postive wire, and a ground wire in your current regulator.
Anyway, part of the Shorai stocking issue is a redesign of the battery, which will double the thickness of the plate spacer. This will reduce cranking effectiveness to a degree, but will allow for greater safety. I was assured that the overall performance of the battery would not be reduced by a large degree. Additional improvements will include thicker battery terminals (changed from 1 mm to 1.5 mm) to reduce bending. I was told that Shorai hopes to have these available by mid April.
I was also informed that Shorai has sold approximately 3000 of these batteries, of which only 12 have been returned for warranty issues. The president further explained the complexities of the new technology of these batteries, and as to the very newness of the design.
As for my end, I am very pleased with the handling of this issue. I am being issued one of the new series batteries of even larger capacity. They are re-imbursing the cost of the original, providing a replacement free of charge, and paying for all the damage to Kool-Aid. And they are compensating me handsomely in addition to this. The issue has been handled promptly and with very professional and speedy methods. I could not be happier.

So far, +1 for Shorai...




(Message edited by sprintst on August 20, 2012)

(Message edited by sprintst on August 20, 2012)
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Boogiman1981
Posted on Monday, August 20, 2012 - 03:45 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

well that pic says a lot thank for finally posting one after being asked how many times? however one picture a conclusion doesn't make.

no them being a supporter doesn't make them better but it does go a long way from someone who was actually there.

sorry about your foot, homo conversations don't belong here.

as for the much touted ebr battery who makes it? how do you know it's so much better? looks like standard tool type lipo cells to me. when i google the Nanp-Teck a few discussions here and the ebr site is all that's found. not saying it's a bad product by any means as i've never dealt with one.

the 2/3rds discharge is from what i can tell pretty much one of the limits of lithium chemistry.

"12.8V LiFePO4 Prismatic battery pack shall be cut-off at 15.2V during charging and 10.0V during discharging"

quoted from batteryspace.com

that's 2/3's. it's the chemistry that makes the limits not the manufacturer. why would anyone warranty a product that had been abused/neglected and then failed? no one does in writing frequently as a show of good will companies will take it in the shorts but the warranties on batteries of any chemistry have been clear for a very long time.

as your name calling i really don't see how that helps and to be honest it really doesn't help your stance at all.
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Sprintst
Posted on Monday, August 20, 2012 - 03:50 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

well that pic says a lot thank for finally posting one after being asked how many times? however one picture a conclusion doesn't make.


No, you are correct, it doesn't, and that's why I specified the time frame and posted the OP's response about Shorai taking care of him and changing the battery's design

I figured going a Li battery was a no brainer for my next one, but I can see it's not a that clear cut, and I'll have to really research it to see if the risk -vs- reward is worthwhile

(Message edited by sprintst on August 20, 2012)

(Message edited by sprintst on August 20, 2012)
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Boogiman1981
Posted on Monday, August 20, 2012 - 03:54 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

well there you go thank you sprintst for some reason when searching for this issue the last time Froggy insisted on trashing Shorai here i missed that.

had a design issue that im sure on paper looked fine but in the real world was an issue for a limited number of people whom they took care of.

i don't guess that is going to change froggy's mind though seems he's pretty well entrenched.

what i've personally seen with Shorai is they have a solid product with solid people in the company. ebr similarly has solid people with a solid product. interestingly both have been experiencing growing pains ie some failed batteries and several spectacularly failed engines. interesting how that works when you are developing a highly engineered high performance machine or part thereof.
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Boogiman1981
Posted on Monday, August 20, 2012 - 03:58 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

that thread started over a year ago. not meaning to discredit i went and had to poke around as I'm not familiar with their layout. what i am saying though is that it's been more than year since that happened which means more than a year of continuing r&d to resolve that and any other issues they may have found.
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Boogiman1981
Posted on Monday, August 20, 2012 - 04:05 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Old 03-24-2011, 11:56 AM #36
ShoraiTech
Junior Member
Squid

Join Date: Mar 2011
Posts: 1
ShoraiTech is on a distinguished road

Hi,

In addition to making some changes to cell structure and the beefy terminal upgrades, we are also going to add an over-charge protection circuit to all future LFX production. Our next batch should arrive on April 25th we expect (pretty solid date, give/take a few days).

The cell structure changes alone nearly eliminate the possibility of internal cell short circuit, even if the charging system is over-voltage. Also, lifespan during high-temp storage (AZ garages, etc) will increase, and self-discharge rate is reduced even further (longer storage before recharge is required).

Then the charge protection circuit will add an addtional layer of protection, pretty much insuring that the LFX cells are not affected by a rogue charging system, at all.

Frankly, though, even we are a bit surprised at the tiny return rate we have seen so far (<1/2 of 1%), and very encouraged by it. Our two new production lines - with the newest and best equipment - and the protection circuit and cell upgrades will make it even better. And we plan to continue looking for every little thing we can do to improve our LFX, going forward.

And... if we can get our volume up high enough, we hope to see cost reductions that we can pass on to you in the form of lower prices.

We're having fun, and really appreciate your support.

All the Best,

David
Shorai Tech



Quote:
Originally Posted by t99ford View Post
I was contacted by the president of Shorai today. In talking with him, I learned of some additional information:

snip

The issue has been handled promptly and with very professional and speedy methods. I could not be happier.

So far, +1 for Shorai...
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Boogiman1981
Posted on Monday, August 20, 2012 - 04:05 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

so what's that about them being less than stellar? to me that's top notch service.
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Gofastalot99
Posted on Tuesday, August 21, 2012 - 04:31 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I've only had one (Shorai) for this season so far but it's been working great and provides a substantial weight savings over the OEM.
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