Hi Jan and All,
I've used for many EV's just a 2'' length of solid copper
wire sized right for the load. Higher voltage, use longer. Using SS
bolt/nuts as terminals and support with distance and something to catch the
molten metal if it blows has worked for me. I also
Hi Peri and All,
I could but I've already made a far stronger one and have the tooling
to make more if I get an order. It'll be quite a while before 3d printing can
beat it in strength/weight ratio or speed of building in $ we can afford. I
think for a while 3D printing will be limite
Hi Peri, Lee and All,
Now that good lithium, BMS is available at good prices
combined with composite making lightweight EV's finally brings long range EV's
being viable at a reasonable cost. And if I want the FreedomEV has the weight,
space capacity from it's long range l
Hi Martin and All,
Every one of my lightweight EV's are designed to tow a trailer as I
often have to buy piles of lumber, etc. It's kind of hard for many people
seeing a wood/epoxy Harley Servicecar trike size pickup EV, Then when they
see it towing a trailer 50% larger piles with
Hi Martin and All,
Every one of my lightweight EV's are designed to tow a trailer as I
often have to buy piles of lumber, etc. It's kind of hard for many people
seeing a wood/epoxy Harley Servicecar trike size pickup EV, Then when they
see it towing a trailer 50% larger piles wi
Hi Mark and All,
There is no reason a RE trailer is needed, just use a trailer
hitch mount can hold up to a 250lb generator.
One thing not mentioned is the generator. A single phase AC
is very likely to burn up from PF/peak amps reasons. You need either a
Hi Ben and All,
Since a de-ICE'd Mustang is fairly light a good combo is 2
longer 6.7'' motors ADC L91 or D+D ES-31 will give you everything you need
depending on the battery, controller you get. Remember this is what the
Killacycle uses too so as much power as you want.
Ben,
A Ghia EV using lithium batteries and some aero, drag reduction can go 240
miles or so on a Leaf battery pack. Pervious ones done this way used about
100wthrs/mile on lead batteries.
Or one of the many kitcars, at least the more aero ones. Dead ICE ones can be
had cheap and easily conv
Hi Ben and All,
With the Mustang such a low number with a V8? it's far
better just to keep it original to retain it's future value. When the economy
gets better it'll be very desirable.
Fact is For the same money and less work you could buy,
convert the Gh
Hi Ben and All,
Both classicautoair and vintageair make period some even stock
A/C units for yours. These are the same car dealers installed on new cars like
yours then.
Just belt it to the EV motor with the clutch to the brakelight
switch though a relay/contac
Hi Bruce and All,
In Tampa, USF has had a 16 unit solar powered EV charging station
with EV's for 30 yrs now and I've used it for 15 yrs when EVing there for
research in their Library.
Jerry Dycus
On Thursday, September 18, 2014
Hi Bob and All,
First let's be more accurate,
'a gas car is only 7% eff, not 30% in car service because they very rarely run
at their eff rate and even run when stopped getting 0 mpg.'
'EV's can go 50mph+ on the power most gas engines need to idle', for example.
Is other facts you can use
Hi David and All
This is basically a golf cart with a FG body. These and NEV's go for
about $4-9k mostly now and many thousands are in use transporting our seniors,
others, many as their main transportation in Fla, US.
They said it went 40 mph which for such a narrow 3wh is pus
Hi Lawrence, Chris and All,
Motor eff is variable. Motor are not eff at low rpm, hub or
otherwise. Series like we use are about 82% peak, most PM's about 90% eff
peak. Specially made larger dia versions can be more eff but pricey.
Chris' comments on hub motors is correct especi
Hi Lee and All,
Of course there is a solution, a complete electronics transplant.
It's not like we haven't been doing that for
decades now.
Though what do you replace Tesla's with? ACPropulsion has a nice electronics
suite with 150kw charger? Maybe Siemens? Maybe some no longer
Hi All,
I have 3 EV's getting finished over the next few months and need
some lithium Leaf, Volt or other EV production batteries about 6kwhr worth.
Was going to buy a totaled Leaf, Volt but they are going too high
for me to afford.
Does anyone have any spar
Fri, 10/10/14, jerry freedomev via EV wrote:
Subject: [EVDL] Need Lithium batteries.
To: "Electric Vehicle Discussion List"
Date: Friday, 10 October, 2014, 3:13
Hi All,
I have 3 EV's
getting finished over the next few months and need some
lithium Leaf, Volt or other
AM, Willie2 via EV wrote:
On 10/10/2014 05:54 AM, jerry freedomev via EV wrote:
>Hi Russ and All,
>
> I just looked and no good deals there for me. Just Chinese
> ones I can't afford and one 'Leaf' pack for $8900!! I can buy 2, maybe 3
>
Hi All,
Was just talking to the mysterious hard to find Cruisin just by
emailing him, hardly mysterious. He's just an old time somewhat crusty EV
person with industry connections in an ad hoc business of surplus battery, EV
parts. Maybe not the best people person but seems to
Hi All,
In my continuing fight to lower lithium battery pack costs
I was wondering if anyone has experience with the Lightobject Wthr , etc meter
like the one EVTV made the vid of they
rebranded?
Especially interested in it's use turning
a warranty, but that
depends on the reputation and longevity of the business giving the warranty.
Mike
On October 12, 2014 1:05:27 PM MDT, jerry freedomev via EV
wrote:
>
>
> Hi All,
>
>Was just talking to the mysterious hard to find Cruisin just by
>emailing him,
below the threshold.
You could trigger on Ah but I always put more in than I took out so
that's problematic too.
--Rick
On 10/12/2014 3:10 PM, jerry freedomev via EV wrote:
> Hi All, In my continuing fight to lower lithium battery pack costs I
> was wondering if anyone has experienc
Hi Paul and All,
According to a long history using batteries Lee is
exactly correct.
Doing it bottom balancing it bringing all the
batteries to a common charge at say 5% based on the particular cell's voltage
chart. W
Hi Ben and All,
What a needlessly critical post and certainly not for
advancing EV's.
It's a robot. Not that different than what A Better Place
used. It easily can be programed to do other makes with bottom loading battery
packs if needed. Why would you a
High David, Ben and All,
Ben is correct you'll need a 4.5-1 to 7-1 total gearing. If we don't
know what you are coupling it to, how does one tell you how too?
Smart if you have it is keep the VW trans and just makes things
easier. And if you get in a jam in first you can near
Hi Jan, Bill and All,
Of all heaters diesel!!! Come on!! If you live where you must
have one because your EV isn't insulated like 99%, go propane, CNG at least.
Better could be E blankets, seat heaters or an E jacket/pants.
Also preheat the EV from the grid. A
Hi Larry and All,
Or they could just insulate the EV's so little heating power is
needed for heating is one of my choices to lower heating power. The heat you
don't need is the cheapest of all so starting there is a good choice whatever
heating source.
Phase cha
Hi Lawrence and All,
I'm not as impressed. Note on the pull sideways
tests they put the pull lines much higher and put trails of sand/etc for it to
slide on vs for the MC.
Nor was the slalom impressive.
Hi Crusin and All,
When are the Leaf batteries you promised me going to
come?
Jerry Dycus
From: Cruisin via EV
To: ev@lists.evdl.org
Sent: Friday, November 7, 2014 2:48 PM
Subject: Re: [EV
Hi Crusin and All,
I'd buy the Volt batteries if they were the same price/kwhr
but you switched me to the 50% higher priced ones. You afterall advertised you
had the Leaf modules in stock and then said you'd get more, then trying to
unload 50% more expensive ones.
Hi Crusin and All, I made no false
statements, just repeating what you told me. And you specifically said that
you used not new packs and bragged they were far better than Leaf used packs
because they were water cooled. And they were only 45amphr vs the 60 a
Hi Lee and All,
I'm using some early Mazda Miata front hubs, brakes
that has retraction V shaped springs that with just a couple tiny holes drilled
in the pad for the wire spring end to fit, could fit many disc brakes that
don't have them stock.
Hi All, Just got my new EV trike on the road.
It went together rather fast in just 2 weeks! Using my Streamliner t front and
wood/epoxy chassis I added some length, width to and attached a golfcart 2.2hp
transaxle as my 6 hp one had apparently been towed too fas
Hi John and All, Have you tried
commercial high pressure truck tires which have always been made LRR? You lose
some traction, ride, but gain range.
Jerry Dycus
From: John Lussmyer via EV
To: Ele
Hi Lee, Cor and All,
From: Lee Hart
To: jerry freedomev ; Electric Vehicle Discussion List
Sent: Monday, November 10, 2014 2:03 PM
Subject: Re: [EVDL] New EV trike pickup.
jerry freedomev via EV wrote:
> Hi All, Just got my new EV trike on the road. It
>
Hi All, I just found this rather long detailed but
worth it easily 26 minute interview with LG, SATKI battery CEO's if you are
interested in that subject.http://www.autoline.tv/show/1833
Jerry ycus
-- next part --
An HTML attach
Hi Stephen and All,
I've been EVing for 20 yrs now and found early on
the beauty of lightweight EV's, 250-1000lbs that can be charged from 120vac
outlets fairly fast because they have small pack and use little/mile.
My most
Hi Robert and All,
The best place for EV charge stations is on utility
power poles by the utilities. It's the low cost easy to do solution. Just
drop a line to a 4 unit station would cost them just $1k to do. Well placed
units would pay for themselves in a yr
Hi Cor and All,
By far the best, lowest cost is drops on near every
powerpole, first at shopping, downtown, commercial then as EV's really get
going on most blocks starting with apartments, etc. A short, easy power run
makes them by far the low cost to install, the big
e how I would package them up). I haven't
verified, but I believe the smaller modules can be shipped UPS as they are
<70lb max.
Adam
On Thu, Oct 9, 2014 at 10:13 PM, jerry freedomev via EV
wrote:
Hi All,
I have 3 EV's getting finished over the next few months and
Hi All,
I've been ranting for yrs about the lack of good lightweight
long range EV's available. Lately with the lower cost of lithium now makes it
possible to do a rather cool 150 mile range all composite EV at a reasonable
price.
Thus a search for a suitabl
us
On Tuesday, May 13, 2014 6:55 PM, Mark Abramowitz
wrote:
Very cool!
Pricing?
Sent from my iPhone
On May 13, 2014, at 11:26 AM, jerry freedomev via EV wrote:
>
>
> Hi All,
>
> I've been ranting for yrs about the lack of good lightweight
>long r
Hi Bill and All,
So you think it takes 50,000kwhrs of energy to make 1kw of PV produces
US average site? Of a 1kw panel array of 50sq' or so? What have you been
drinking/smoking?
That is equal to 1200gals gasoline at 100% eff which gasoline is not,
only 7% eff to the roa
Hi Ken, Bob. and All,Thanks for those.Jerry
On Thursday, April 7, 2022, 02:58:17 PM PDT, Ken Olum
wrote:
I had a good experience from Leo & Sons in Lawrence, MA. Rather a long
drive from Connecticut, though.
Ken
-- next part
ts in the northern Florida area? I am in St
Augustine and own a Tropica that was built in Palm Bay in 1995…..I’m having
some relay issues to engage the motors……any help is appreciated !
Regards, Ken McGraw
Sent from my iPad
> On Apr 7, 2022, at 9:59 PM, jerry freedomev via EV wrote:
>
Hi Peri, Bill and All, I really don't see much problem as solar, CHP, CSP,
small wind will grow so fast on homes, buildings, businesses as so cheap at
$.05/kwh, it'll easily match EV demand.I have my first solar array, generator
as a carport, patio, shed, set to sell for under $1.50/wt before
Hi Lee and All,Remember last time they tried this their market crashed as
everyone designed REEs out and China ended up with lower prices, lower
demand.That wasn't the biggest problem though as it signaled China wasn't a
reliable supplier of anything starting the mass exodus of companies pullin
Hi Josh and All, Hub motors are bad for 2 reasons, they have little start up
torque and to make up for they require heavy powerful motors. They are great
in non suspension Ebikes, etc where it can be much smaller as gets help with a
leg push/pedal for starting up.As a lightweight EVer I was
Hi All, Just watching NBC Evening News tonight had the Aptera with it's
CEO? on and they went for a test ride. The problem was it couldn't get up a
hill I assume was a longer one, the motors overheated and had to pull over to
let them cool down. That is not good. Though maybe the he
to it online, or know which NBC station ran it,
that would be great.
On Thu, Jul 20, 2023 at 5:34 PM jerry freedomev via EV
wrote:
> Hi All, Just watching NBC Evening News tonight had the Aptera with
> it's CEO? on and they went for a test ride. The problem was it couldn
Hi Paul and All,Good to hear EV history being preserved. Motorola engineers
back in 68?, I was 16yrs old, from the local Motorola plant in Sarasota Florida
were doing an EV Show and Tell at the McDonalds with a Henney Kilowatt and 3
conversions, a Renault Dauphine, a Fiat 600 and another, was
Hi All, I'm going with Phil here as the best engineered, lowest cost
conversion now is swapping the whole Tesla rear end subframe and buying a
control card from openinverter which has control cards other drives too.And
so, so many totaled the price should be fairly low. DC controllers of
Hi All, I need to get some Volt battery
modules, about 120lbs worth as all I can afford, from Raleigh nc to Tampa.
Is anyone coming down to Fla the next month that could help?Or
know the lower cost method of shipping them between these points?
Hi Charles, David and All,
A couple good choices. We'll likely go with Fastenal as the
seller likes them and seem an interesting company for many
supplies/materials/fasteners/metals, etc for those that build things. One is
just 6 miles from me. Hopefully th
Hi David and All,
It's not just a wish or a choice not to go to home,
building, factory made clean power, energy, but will happen. The only question
is when. The future is microgrids where EV's with V2G
shine along with a broad energy mix
Hi Bill and All, Depending on it's
weight they will come pick it up and pay you $100-300 or so for the glider.
Call a few and get quotes will give you an idea what it
is worth where you are. Scrap
Hi Rick and All,
I just got $200 for mine so don't give it away, Call several
metal collectors in local paper, craigslist, etc and ask how much they will
give for it. They get engineless cars all the time. Paying to have
metal hauled away isn't a good idea when it
Hi Lawrence and All,
I'm in the same boat but came up with a solution
of buying 50% of the pack I wanted for now. It's
5kwhr, 120vdc tough I'll double it up at 60vdc, 90amphr for mine of Volt
batteries I got for $1k is
Hi All,
That right of passage cars, SUV's go thought has come to
the first hybrids as after 10 yrs old in parts yards they go dirt cheap.
But not having paid attention to these, not sure which is
what. What I'
Hi All, As Leaf, Volts are getting a lot of
action, their prices totaled have went up. For another source
I'm looking for which of the lithium hybrid battery packs are the biggest,
most easy to use or cells that can be used in EV's.
day, January 25, 2015 6:23 PM
Subject: Re: [EVDL] Best Hybrid lithium packs.
jerry freedomev via EV wrote:
> Leaf and Volt... their prices totaled have went up. I'm looking for
> another source of lithium hybrid battery packs...
Most of the hybrids are using nimh battery packs.
Hi All, Been having fun today with my new to
me 9kwhr pack of Chevy Volt modules and my deepest thanks to those helping me
get them. I finally moved from the lead era to lithium now
the price, quality is there. At $200/kwhr considering longer
Hi Adam and All, Thanks for your part helping me get these as
time I got into lithium light batteries to go with my lightweight EV's.
Yes I understand the current limits and a major reason for the e
controller. Though the first set up with have 4 in parallel at 4
@lists.evdl.org] On Behalf Of jerry freedomev via EV
Sent: Monday, February 02, 2015 5:48 PM
To: Electric Vehicle Discussion List
Subject: Re: [EVDL] Volt pack arrives
Hi Adam and All, Thanks for your part helping me get these as
time I got into lithium light batte
Hi Robert and All, Just 3 of those
would power my tiny retirement home and lightweight EV's for 25 yrs for $500 in
panels offgrid! Since it is a 34' trimaran in Fla it's
perfect as my main load, A/C, follows solar output near p
Hi Robert and All, I've found the monthly
utility fee covers the battery, generator cost to go offgrid in most places.
Some charge $50/month just to stay ongrid. As the generator
is set up for heat production cogen saves even more.
Hi Dale and All, With panels so cheap why not
use enough to cruise at least 6mph. sunelec , others have them $.50-.80/wt.
Or put a full 2-3kw on it and connect it to your home powering it
when not motoring would be useful, cool. A new definition
Hi Bob and All, From: Robert Bruninga
To: jerry freedomev ; Electric Vehicle Discussion List
Sent: Friday, February 13, 2015 8:59 AM
Subject: Solar EV Boats (was Practical solar EV's)
Here is a photo of my "solar boat":
http://aprs.org/Energy/solar/boat/solar-boatx.
Hi Dan and All, Likely overloading it by not enough gearing without any
other details is the best guess. Also you need to run in new brushes for an hr
or so no load on 12vdc or what happened could happen.I'm doing that now with my
D+D ES31,the big brother to yours getting my Ewoody going.
EV range is interesting as so many new factors. While long range is
nice for those that actually need 100+ miles/day, most just don't need over 120
miles I see as a sweet spot for most. For many just a 60 mile range EV
can work as many in Fla seniors only use Golfcarts and NEV's
EV range is interesting as so many new factors. While long range is
nice for those that actually need 100+ miles/day, most just don't need over 120
miles I see as a sweet spot for most. For many just a 60 mile range EV
can work as many in Fla seniors only use Golfcarts and NEV's
Hi Peri and All, With some accessories you can cut that way down by a
transport system approach.
I need most of what you say my solution is a 2-4 seat EV with 60-120
mile range that tows a convertible lightweight aero trailer making it into a
van, camper, flatbed, pickup.
Hi Peter and All, While interesting it has
a fatal flaw as small props are far less eff than say 6 larger ones in
thrust/kw. Large props and low rpms is the key to range.
In an EV such large unneeded losses just don't fly as kills range
Hi Paul and All, Since Bill has more experience
successfully getting the most power with lithium batteries of more types than
most anyone else in the world for decades now, he is the source from his
experience. And thanks Bill, I hadn't known it
Hi George and All, That is a lot of boat drag to either go fast or
far. Just not a great choice for solar power. Next since it can
only go max 5mph on E and few miles depending on your battery pack hard to
justify it. And no need of expensive controllers, E cycle motor
Hi Cor and All, Fact is as much as I like SC
leasing is very expensive compared to owning. SC makes almost ALL the money
though makes clean power which isn't bad. But the low cost high
profit way owning is far better with paybacks in many places und
Hi Arak and All, Well you did say that since EV's didn't
fit 30% of the population needs it wasn't good on an EV list kind of should
expect blowback. EV's to sell millions only needs 10% of the
market range isn't the problem. The problem is lack
Hi Willy, Gail and All, The Citi-Car is a high current EV that 240
amps from the battery just isn't going to get it. It takes 125 amps just going
down the road steady as only 48vdc nom. The spikes from the contact
controller will take their toll. One would need 800 a
Hi All, Anyone know where to find the data on US NEV, golfcart, etc low
speed EV's on the road? Off the road?John V at GCR reports wants them for an
article asked me.On GC battery deals lately I've found good prices at most car
parts store chains where you can ask your own price.On bran
Hi Bruce and All, Looking on Ebay there is at least a EV-1 NiMH
battery for sale now.Though with the advantages in power, range of lithium, I'd
switch any NiMH EV or better lead ones that isn't historical/collectable.
Jerry Dycus
--
Hi Harry and All,
If your 48vdc is an old ferro GC /ForkLift charger you can likely just
change the full wave rectifier to a bridge one will double the voltage, keep
most of the amps and still regulate as it did before.
These are the ones with just a transformer, big cap.--
Hi Fred and All,
Rig one up with a Lightobject wthr meter. I'm going to
use one to control my Volt module's charging, monitoring, etc.
They have a wide selection online at very reasonable costs.
Jerry Dycus
From: fred via E
Hi George and All, In winds or getting
caught in a fast tide the boat could be out of control and you don't have
enough power to handle it. While it can move some in
good conditions, weather can go bad fast. Wha
Hi George and All, My health has caused me to
not live on the water now so the Tri main hull/cabin has turned into a very
aero travel trailer that I'm living in now. I'll be doing the
same things on land though and likely design, build solar bo
Hi David and All, It's fairly easy as no labor involved, all
done by robots. And in 10 yrs they will be under $50/kwhr making
even economy cars cheaper to build and 20% to run of a gas version.
And there are many other battery types that will be with EV's
Hi David and All, Judging from my
experience with babes and cute small unusual cars, they are babe magnets in
multiple ways. First they love small cutes cars and just come over to see it
better than anything I've seen. Even rub it softly with their hands,
Hi Larry and All, You sure can charge your EV from
solar, even directly if you match the solar and pack voltages. Or you can go
dc to dc or dc-ac and back to dc. On a dc home you can
chose low to high voltages. If you pick around 350vdc solar strin
Hi Robert and All, You way overstate your case in
several ways. First one can just use the same RMS voltage DC as AC. It's not
like we EV people are not use to it especially, it's arcing problem are greatly
exaggerated with good DC practice. Nex
Hi John and All,
If one puts solar DC to the dc plug and the signal to turn on,
will it while moving,
charge?
Why I ask is about putting solar on a trailer, extra battery packs
or clean fueled range extenders to give EVs long range.
I have a good source f
Hi Damon, Robert and All, Assuming they are high
output ones I found these are very good as E bike/trike batteries as very
rugged. I got several 25vdc 12-14amphr batteries of them from some
heart/lung machines and was very happy. Keep them out of sunlight as hurts
Hi Cory and All, Understand the max voltage on
the 12vdc module is only 12.5 vdc so likely unless you changed it and I don't
know how you would, , it'll be badly overcharged. They are robust and likely
survive a few months but if the charging voltage is not fixe
Hi Ron, Lawrence and All, While foils do work they can be
dangerous if they hit anything and lots of things floating in the water column
to hit like barrels, old docks, tree limbs, etc just under the surface, as is
running aground can pitch you head first off it. Getti
Hi Paul and All, I've done cost effective RE
offgrid for 45 yrs now replacing diesel generators, not that hard or expensive
if done right.You can buy a solar system kit or parts online for under $1/wt
grid tie too. Then hire a local electrician to permit, do what y
Hi Bob and All, A solar string inverter can do those voltages to the
grid V2G by net metering and fairly cheap. You just need to make a
control/timers, etc when you want it to work and a DC port comm card to close
the battery contactor giving battery access. Or buy a 1999-20
Hi Fred and All, Sorry being so late getting back
but was so tired building a new place to finish my 63 Vette looking EV I fell
asleep. I can be called at 813-671-3059 an I also have
an ad on the EV Trading post in the EVPHotoAlbum with my nu
Hi Fred and All, Volt modules are such that the smallest
is 4 kwh, 2 sets of 48vdc that is neither easy to put back together or good to
take apart. A well regulated power supply that can be set at
49.5vdc can charge them. You math is correct
Hi All, I'm building some lightweight subcar EVs to demonstrate them as
low cost transport plus I need long range EV transport until I get my 63 Vette
looking EV done and to get rid of my costly and FF van. Just picked up 2
Ez-Go GCs for scrap but not checking they turned out to hav
so give you more distance per turn. Watch how much
load you put on those sealed motors, most are Iron cased and dissipate heat
poorly. I have a thermostat and fan on mine now.
Cheers
Dan
On Sun, Dec 31, 2017 at 9:53 AM, jerry freedomev via EV
wrote:
>
> Hi All, I'm building some
Hi Bill, Lee and All, Batteries are as well as can be recycled,
in the US because it has always been nicely profitable and those who collect
metals and many others always have an eye out for le ad batteries because
they are quick cash. While batteries alone which w
Iron cased and dissipate heat
poorly. I have a thermostat and fan on mine now.
Cheers
Dan
On Sun, Dec 31, 2017 at 9:53 AM, jerry freedomev via EV
wrote:
>
> Hi All, I'm building some lightweight subcar EVs to demonstrate them
> as low cost transport plus I need long range EV
1 - 100 of 162 matches
Mail list logo
