jkenny23 via EV wrote:
Another very important note; diodes don't drop voltage the same at all
current levels. Meaning; they will NOT stop your 4.5V panel from
overcharging your battery to 4.5V if you don't have a dedicated charging IC.
If you want to charge your battery to an unusual voltage, I
Peter VanDerWal via EV wrote:
Wouldn't it be better to have a 3.9V zener across the battery?
Unless thay have leakage current when off?
If I'm going to put it across the panel then I'd probably want a 4.3V
zener, and then drop ~0.4V between the panel and the battery?
The result doesn't have to
Peter VanDerWal via EV wrote:
Correction, My panels have 2x12 cells. ~5.5V at VMP, ~7V VOC
Now that I think about it, I don't think just using diodes will work. The VMP
and VOC are two far about to make it practical.
How about a zener diode across the panel to limit its peak voltage? Then
Lawrence Rhodes via EV wrote:
A Mahindra Treo and a Clean Motion Zbee were registered as moped or off highway
vehicles in California with the help of the Golden Gate Electric Vehicle
Association and Lawrence Rhodes. These classifications are the most
inexpensive ownership registration
Mark Abramowitz via EV wrote:
Without energy storage, you actually need *more* energy infrastructure.
Yes... But they already *have* the infrastructure. The utilities want to
keep getting money for it. Never mind that it was paid off decades ago.
Sort of like wanting to keep driving your old
Robert Bruninga via EV wrote:
I disagree. When you make a $10,000 investment in a solar array, any sun
that falls on it and does not give you retail value in return for the
electricity is truly a wasted economic value.
I guess it's wasted if you consider money as "waste". And, if your
Willie via EV wrote:
BTW, I believe someone mentioned that the not produced power when an
inverter "cuts back" must be dissipated somewhere as heat. I don't
believe that is the case; I believe the inverter can just not produce
the available power with no heat generation.
I agree. It would be
Jay Summet via EV wrote:
It is technically possible, all you would need is a current sensor on
the main house feed. If the current is going in, your inverter would
start adding current to the house wiring until the current flow reached
zero. With modern electronics you could react very quickly
Willie via EV wrote:
On 5/25/20 10:25 PM, Robert Bruninga via EV wrote:
Even mechanical meters now have a ratchet that wont let the kWh go
backwards even if the wheel goes backwards. Which means you get no
credit
for anything you backfeed.
I dont konw when those models came out, but at
Robert Bruninga via EV wrote:
all meters except NET meters will charge you kWh no matter
which way the disk goes.
...except for the old mechanical meters, which ran backwards when you
generated power. The utilities have "fixed" that little problem with
their smart-aleck meters.
They
From: paul dove
>I remember when I went to test drive a Prius. The salesman couldn’t get the
>door open because the 12v battery was dead and the battery was under the back
>seat. They had to get the mechanics to break in to the vehicle.
That's funny! The salesman didn't know that there's a
paul dove via EV wrote:
For range... take the weight of the vehicle and divide by 10.
3200lb car 320 watt hours per mile.
That's a good rule of thumb for typical cars. It will be different for
much smaller or much bigger vehicles, or vehicles that have efficiency
enhancements, or power
Willie via EV wrote:
Yes, surprising. I know the people on this list have worked diligently
for decades to hasten the adoption of EVs. Through both personal
example and public advocacy. Yet, we have not had the success that we
desired. Then, Tesla came along and did the deed. Tesla has been
Peter Eckhoff via EV wrote:
It maybe that we have 512 "captains" and a Commander McBragg. All
thinking they are right and everybody else is wrong.
https://en.wikipedia.org/wiki/Commander_McBragg
Certainly, we have an excess of Commander McBraggs running many of the
"ships of state" around
paul dove via EV wrote:
54 violations in 5 years does not constitute not caring about
employees.
No; by itself, that may or may not be unusual. But David Roden said
Tesla had 3 times as many OSHA violations as Nissan, Toyota, Ford, Kia,
and Mercedes all put together. *That* is worrisome.
When
steve sawtelle via EV wrote:
So, as a thought exercise, do you think a motor-generator could be
designed to start these engines yet fit within the physical
constraints?
Hi Steve,
It's possible; the question is whether it would be practical (buildable;
affordable). It would take a pretty
EVDL Administrator via EV wrote:
I suppose I should read or see the source, but it's a very old game.
Essentially all of these are 100% propaganda.
Trying to calculate where we'll be 100 years from now or even 50 years fro
now involves a huge number of variables, and few of them have much
Paul Dove wrote:
The reason I don’t like Moore is because of an interview I saw
where he said his movies weren’t meant to give the other sides
message they only show the facts that support his opinion. He said
I don’t lie but I don’t presents facts that contradict my point.
I don't know if he
mark hanson via EV wrote:
Ive heard of the bloated/pricy Cyber Truck and Rivian but does *anyone*
plan to make a small EV truck, like a old 4-cyl size Ford Ranger, Chevy S10
or Toyota? My 99 Ford Ranger (4-cyl 5-spd) is probably not going to last
much longer & need a ½ tom payload, about 2K
Mr. Sharkey via EV wrote:
> Use parts and methods with a *proven*
> reliability record; not whatever is cheap and handy.
Cheap And Handy is my alternate identity in the workshop!! ;)
I resemble that remark! Cheap and Handy are my two "helpers" in the
shop. ;-)
But there are things I'll
Jan Steinman via EV wrote:
The fashionable way to balance is by switching a resistor (or some
equivalent) across the cells if they get high while charging.
Seems like a job for power MOSFETs, no?
Then, you'd have a voltage-variable resistor that could handle the boundary
conditions you
Lawrence Winiarski via EV wrote:
Suppose you run a single wire out to 150 different batteries and you
have a good system. Suppose ONE of those 300 different connections
goes bad... Wouldn't it be nice to be able to have an alternate method of
communication... that didn't cost anything extra
Peter C. Thompson via EV wrote:
In a bus system (USB, CANbus, etc.) any failed
device takes out the entire system.
Actually not correct. CAN BUS works if a unit fails - UNLESS that unit
is blasting data on the bus.
But, that is one of the failure modes. It could also fail by shorting
the
Peri Hartman via EV wrote:
- Is it a safety system, there to prevent damage and fires?
(battery SAFETY system)
Doesn't matter. It can still be handled by a poll from a master.
For this to work, both the master and all the slaves have to be working.
No failures. In a bus system (USB,
Bill Dube via EV wrote:
The key is that the cell electronics are the simple part. They don't
have to be very sensitive or selective at all. They are just listening
to a a 100 kW radio station that is transmitting FM on its PWM carrier.
It is actually difficult _not_ to listen.
That's true. The
Peri Hartman via EV wrote:
The BMS for each cell would normally be quiet and only send something when
prompted by a central BMS component.
I think it is important to consider just what you want a BMS to do.
- Is it just there to provide feedback on what each cell is doing?
(battery
Bill Dube via EV wrote:
I have thought about doing this for perhaps 20 years. It may well be
possible to communicate via the traction conductors. It is probably
worth the effort to do so because it would allow you to incorporate the
BMS in the cell. Sealing the BMS inside each cell could be very
Mr. Sharkey via EV wrote:
My fantasy BMS would be to have the cell modules communicate with the
downstream electronics by way of fiber optic cable. Think of it, no
galvanic coupling, complete lack of magnetic induction pickup (no
shielding needed), wideband data path, low/no RF generation.
Willie via EV wrote:
Everyone has his own view and perceptions of the elephant. The three
blind men parable.
I agree. You may be standing at the front end of the elephant, where
things are pretty interesting. But I happen to be standing at the
tail-end, where things don't smell so nice.
EVDL Administrator via EV wrote:
Electric adoption will happen much quicker if the security of the oil supply
changes or the price of oil skyrockets or people become aware of the harm and
cost pumping, refining and burning fossil fuel poses.
Awareness of the harm won't do it. It's not
Jay Summet via EV wrote:
Hurmyou'd need to limit upper voltage of each "cell" to prevent
harming the capacitors. I assume preventing full discharge is good to
prevent them from being reverse charged...but since supercaps can go
down to 0 volts with no harm, it is more likely that a full pack
Peri Hartman via EV wrote:
Thanks for responding.
Yep. about 1 min discharge - load can vary a bit. I can use pretty much
any voltage, but the lower the voltage, the higher the current and I'll
need huge cables and disconnects. The higher the voltage, the more cells
and cell monitors I need,
Michael Ross via EV wrote:
1C huh? That is not stressful at all and only a truly sh#t cell would
have much trouble with that.
Ah, but that is heavily dependent on the kind of cell you are testing.
There are many types of cells for which a 1C rate is a relatively fast
discharge.
Also, 1C
Peri Hartman via EV wrote:
Ok, I did a little bit of research. Anyone care to double check this ?
Looks correct (at a casual glance).
I'll say right now that 100 caps at $40 is a non starter :)
Yes. It's possible, but not cheap. :-)
The cheapest solution is probably an ICE and generator.
I agree with Bill. The battery itself can be built with today's
technology. It's the BMS that's going to give you trouble.
As Bill said, the pack will be used until it breaks. And *when* it
breaks, it could easily start a fire that leads to a disaster. It's
really hard to design things that
Lawrence Rhodes via EV wrote:
I saw nowhere in the article referencing using electric milk floats. Maybe it's
like the use of Fridge. Generic for milk delivery vehicle. Lawrence Rhodes
Last time I was in England, they were all electric. They crept silently
along the streets in the wee
Steves via EV wrote:
We have 1999 odyssey along with a Bolt and Volt. The odyssey is the
work truck- sees just a few thousand miles a year. At the moment only
the drivers seat is in as I used it to haul 16’ boards for my deck
(hard to do with a pickup). The ‘bed’ happens to be the height of the
Willie via EV wrote:
On 4/4/20 12:06 PM, EVDL Administrator via EV wrote:
I can't give you any specifics, but how much weight and space in that
Chevy Colorado is devoted to safety - quite a bit.
I don't know either. Pickups have never been known for being safe
vehicles,
though.
This
Peri Hartman via EV wrote:
I agree, using a pickup truck for hauling around supplies and tools
doesn't make sense in many cases. Exposed to the weather, theft, and
higher to lift things in and out.
I have a 20 year old minivan which I use for hauling. I can get 10'
lumber in it and close the
Robert Bruninga via EV wrote:
As for electrifying a kids trian:
I built a 10" gauge track in my yard and was going to electrify it, but in
the initial build, I used bicycle pedals mounted at hand height for
propulsion. Glad I did. Kids from miles around found their way to our
house, but then
Mark Hanson via EV wrote:
Thanks. I’ll check. Just got back, actually has a 2-cyl 20hp motor
That makes more sense. The one I heard in MN sounded more like a 1 or
2-cyl garden tractor engine than a 4-cyl.
Running a hydraulic pump to wheels and travels 3-6mph with 3 trailing
cars. The
mark hanson via EV wrote:
The Roanoke Zoo (Mill Mountain ZooChoo) kiddy train (G-16, 16" wide track)
has been inoperable for a few years and the 100hp Wisconsin VH4D 4-cyl
tractor engine (about 1970'). They would like me to fix it, don't seem to
know why it was abandoned. I think the engine is
From: Willie via EV
Lee Hart via EV wrote:
>> I'm confident that the dealers will invent new services to keep EV
>> owners coming in for service. Since auto companies sell to dealers (not
>> individuals), they will be more than happy to cooperate.
>Don't you think th
Peri Hartman via EV wrote:
True, but if Tesla keeps growing (and others), they'll need to adapt or
be darwined.
-- Original Message --
From "Peter C. Thompson via EV"
what kept [the dealership] open and running was the shop. People might
not buy a new car, but they sure will need to
Jay Summet via EV wrote:
Ryobi and Craftsman both have electric riding mowers in the 2-4k range.
However, I believe they use lead acid batteries. They probably work fine
for lawn applications or a year or two, and could be swapped out for
Lithium packs with a new charger after they die.
The GE
Willie via EV wrote:
On 3/26/20 2:09 AM, Bill Woodcock via EV wrote:
I did not receive the post from "evln"; is that always Bruce?
On Mar 26, 2020, at 4:47 AM, evln via EV wrote:
I was thinking more of a robot/robo e-mower
I was thinking more of a robot/robo e-mower
Bill Woodcock via EV wrote:
I just did my shopping/comparison on these, and wound up ordering a
Husqvarna Automower 315. My second choice was a Worx WR140.
The Husqvarna hasn’t arrived yet, so I can’t yet tell you how well it
works, or doesn’t.
I
evln via EV wrote:
This pandemc is seriously craming my EVangel-style. :bummed:
Gail Lucas:
Bruce, do you realize how very trivial your EVangel-style is compared to
to the crisis that is overwhelming the world? It is a life or death
situation; show and tell of EVs is irrelevant at this
Robert Bruninga via EV wrote:
I am amazed at how wrong we were. We always thought that the scarcity of
Oil would make the consumer price so high that EV's were inevitable.
Now the reality is that the price is so low that it is not economical to
frack or drill for it.
Eventually, the price
EVDL Administrator via EV wrote:
Tesla's California factory operating despite virus lockdown order
I guess the rules are strictly for us peasants, especially if they might
lighten Musk's pocketbook.
Under him, Tesla has given EVs a huge boost. I really wish he'd get his act
together. So
David Kerzel via EV wrote:
The 1.4 grams is the amount of oxygen that can dissolve in a liter of water.
Water is about 89% oxygen by weight so a liter of water would electrolysis
to 890 grams of 0xygen.
If I recall, this is a very inefficient way to get oxygen due to the strong
bonds in water.
evln via EV wrote:>
https://insideevs.com/news/401767/bmw-m-ev-pickup-mulled/
Electric BMW M Pickup Truck Is Not Out Of The Question
Mar 02, 2020 Andrei Nedelea [motoring.com]
[images
https://cdn.motor1.com/images/mgl/OOBge/s3/bmw-x7-pickup.jpg
I don't think of such vehicles as "pickups",
From: Peri Hartman via EV
>It says, "Usually, electromagnetic brakes require a constant power
>supply to be held open." It seems they presume that most EV
>manufacturers are using some sort of electromagnetic brake, where the
>brake is tensioned to the closed position with a spring and held
From: evln via EV
>Why is Lawrence replacing his 12V aux battery?
I wonder as well. My 2013 Leaf is still running fine on its original 12v
battery.
>only some li-ion batteries have internal circuitry to handle the voltage &
>charging
>differences between li-ion & PbSO4.
That's what I've
>From: Lawrence Rhodes via EV
>https://www.amazon.com/FirePower-Featherweight-Lithium-Battery-HJTZ5S-FP-IL/dp/B00DX894B2?ref_=fsclp_pl_dp_3
>
>Not too expensive will never have to crank. What could go wrong? Designed as a
>drop in replacement for lead acid.
The first thing I notice is that
From: "Mr. Sharkey via EV"
> > The controller is just an on-off switch to a PM
> > motor; you control speed and direction with the
> > 4-speed transmission and v-belt/clutch
>
>Sorry to disagree with you Lee, but that doesn't describe the
>E12/15/20 series of GE Electraks at all.
>
>The E12's do
I have one (though not as pretty as this one). They are rugged
industrial-strength EVs built to last! I think you'd have to hit it with a
train to really damage it. Fully loaded with six 6v batteries, it is *heavy*,
and can easily push a plow or tow a car. Very crude low-tech electricals. Most
Robert Bruninga via EV wrote:
Running something at 330 VDC can go TEN times as far through the same wire
as at 120v... Yes, definitely dangerous, but it is worth learning about. When
I was a
kid the Cub Scout handbook had a requirement to build a two-tube radio set
with 150v power supply. This
Gail Lucas via EV wrote:
I hope the environmentalists win. Although Tesla produces a great EV the
world needs trees more than it needs additional cars.
On 2/17/2020 8:56 PM, EVDL Administrator via EV wrote:
German court orders Tesla to stop felling trees for Gigafactory
My guess is that
Robert Bruninga via EV wrote:
I was going to use a simple 12v inverter to 120 VAC and then 2 diode, 2
capacitor voltage doulbler to 330 VDC at 600 mA or so max, straight to the
Volt battery. No activation of Volt's BMS. Safety is provided by a
pushbuton activation latch that can only be turned
Ing. Marco Gaxiola via EV wrote:
An idea... build a box with a considerable size 12.8V
LiFePO4 battery, an ‘Off the shelf’ solar charger controller and a
1.5Kw 12v-120v AC inverter to generate Level-1 enough to use the Volt
onboard charger.
That's a good "off the shelf" solution that shouldn't
Peri Hartman via EV wrote:
The concept sounds good but I just don't see how it could actually be
done.
Agreed. It's an idea, like cars powered by compressed air, or with PV
panels in the roadways -- possible, but impractical (except maybe for
specialized applications).
Disney developed
Andrew Wood asked:
Does anyone know where its possible to buy reed switches of large size
i.e where the glass tube is about the diameter of a finger? Contact
rating only needs to be low voltage/current.
Also some largeish diameter coils they could be placed in to operate them?
I've never seen
Peter VanDerWal via EV wrote:
While I'm not an expert on LiIons, everything I've read indicates
you'll get the best life from them if you avoid discharging them past
10-20% SOC and also avoid charging them past 90% SOC.
My Chevy Volt has a solid 50 mile range (+/-) and a 18.4kWh pack.
As for
Peri Hartman via EV wrote:
I particularly like that they will simply display & mic your phone
rather than write stupid software that doesn't work well.
EVDL Administrator via EV wrote:
Not everyone has a smartphone, or wants one. Some people don't even have or
want mobile phones of any kind.
Peri Hartman via EV wrote:
It's certainly not something I want and probably overweight and
inefficient, compared to other EVs. But if it makes a profit and spurs
more sales, that's a benefit toward getting mass EV adoption.
I got a ride in Rod Wilde's 1990 Land Rover EV conversion. It was
Lawrence Rhodes via EV wrote:
Could Eminent Domain be used to force change of ownership of a thing to put
it to better use? NiMH batteries for instance.
EVDL Administrator via EV wrote:
Haven't most of the NiMH patents expired now?
The earliest ones have; but newer ones have not.
The early
Charles Dickens was a gifted writer and masterful storyteller. Everyone
knows his holiday classic "A Christmas Carol". But he wrote another
masterpiece for the New Year's holiday that is all but forgotten.
"The Chimes" was written in 1844, and tells the tale of Toby Veck, a
simple honest man
brucedp5 via EV wrote:
Today's batteries have improved on size, capacity and weight since the first
EV. December 12, 2019 Joe Duarte
The changes are evident in charge times, driving range, vehicle weight and
occupant space.
Generally accurate; but there is some incorrect editorializing
evtlfp20 via EV wrote:
http://priusapp.com/
Notice that it doesn't specify what it really does. It confuses "cell"
with "battery" and "module" (perhaps deliberately, since most people
don't know the difference).
A "cell" is just one; like a AA cell. Some people call that a "battery",
but
Cor van de Water via EV wrote:
Nice that the writer recounts the story of the electric S10 but it is far
from the first electric truck, as we all know...
Even farther back than your US Electricar trucks, Commuter Vehicles was
selling their EV postal van in 1980. Jet Industries was selling EV
evtlfp20 via EV wrote:
theres an app for prius, simialr to leaf spy that shows each cell
voltage and more .
There *can't* be one for the 2001-2019 Prius with nimh packs. They
physically don't have any connections to the individual cells. All they
have are connections to every *pair* of
evtlfp20 via EV wrote:
what year/gen does the battery system have sensing for each cell, or
that can be read with car panel or phone app?
None of the Prius models with nimh batteries monitor every cell. The
battery is built up from 6-cell modules; either 38 for 2001-2003, and 28
for the
Mark Grasser via EV wrote:
You might consider changing the gear ratio. I am using a BMW diff that has a
4.44 to 1 ratio which is a little low also but I am using 2 9" motors in
series that will make things better. If I don't like it I am going to use a
Ford thunderbird diff which can be loaded
>From: Bill Dube via EV
>They only make cheap bicycle frames out of mild steel. Same thing for
>motorcycles.
>Bill D.
What about conventional cars? :-)
Lee
--
Excellence does not require perfection. -- Henry James
--
Lee A. Hart http://www.sunrise-ev.com
>From: "Neal, Gary via EV"
> /wiki/Specific_strength table: Oak (wood) has a higher specific strength
> than aluminum 6061-T6 and Chromoly (4130)! Balsa (wood) has a higher
> specific strength than most metals and almost rivals carbon-epoxy composites.
> ... Maybe we need to go back to the
EVDL Administrator via EV wrote:
Seriously, what do FCEVs really offer that's better than what BEVs are
already giving us? What exactly justifies taking resources away from BEVs
and giving them to FCEVs?
Well said, David.
I think the answer is that FCEVs have a few advantages that suit them
EVDL Administrator via EV wrote:
I suspect that the typical truck buyer probably WILL want
something that looks more like the traditional pickup, which as you
say, hasn't really changed much in 70+ years.
That's my guess as well. It looks more like a sports car styled to look
like a pickup,
Peri Hartman via EV wrote:
I doubt many people are recycling laptop and phone batteries.
That's because it's nearly impossible to do so. Many of the places that
take small consumer batteries for recycling are not taking lithiums, due
to the (real or perceived) risk of fire.
But car
EVDL Administrator via EV wrote:
On 20 Nov 2019 at 3:39, Peri Hartman via EV wrote:
I did a little searching and the *current* average for a complete
pack is about $200 per kWh.
For another data point, it's 8000 Euros (about US$8800) to buy the factory
52kWh battery for a 2020 Renault Zoe
EVDL Administrator via EV wrote:
It's hardly a theory; it's pretty common knowledge that the automakers
deliberately manufactured demand for SUVs through heavy and aggressive
advertising. There are many sources. A good one that comes to mind
immediately is Keith Bradsher's 2002 book "High and
John Lussmyer via EV wrote:
On Mon Nov 11 09:47:56 PST 2019 ev@lists.evdl.org said:
cor.vandewa...@gmail.com said:
You do not really have a ground fault, it seems your power supplies have an
input circuit that causes a small current to ground
John, are these built as DC/DC converters? Or are
cor.vandewa...@gmail.com said:
You do not really have a ground fault, it seems your power supplies have an
input circuit that causes a small current to ground
John, are these built as DC/DC converters? Or are the AC-input power
supplies that you are using with a DC input?
AC power supplies
Peri Hartman via EV wrote:
Interesting thought. Does that actually pan out ? After all, that
additional lift takes energy which I think would result in less forward
thrust. Not sure that's a positive tradeoff.
There have been STOL (Short Take-Off and Landing) aircraft that actually
wrapped
EVDL Administrator via EV wrote:
These days it appears that most production EVs are emulating Tesla and
slapping tablet-like touch screens in the middle of their instrument panels.
They're all "connected," to one extent or another, and they boast that they
can link to your mobile phone. It
Mr. Sharkey via EV wrote:
A 180 degree virtual and actual view of what's around the front and
sides of the car is brilliant! My only concern is that telemarkers will
figure out a way to add advertising to the view...
Oh no! Let's not give telemarketers yet another way to shove ads in our
From: "Cor van de Water"
Car buyers have massively indicated (to market researchers) that they
want to feel secure in their cars and they (incorrectly) associate
this with tinted and small windows, so they cannot be seen inside
their vehicles, that is why especially rear windows have become
Peri Hartman via EV wrote:
teenager design system to eliminate blind spot caused by the A-pillar
It works by using a camera to capture, from the driver's point of view,
what would be blocked by the pillar. Then, that image is projected onto
the pillar itself, effectively making the pillar
(Paul sez) ... now posting messages from 5 days in the
future ...
Actually, Bruce has so much experience with this that he probably *can*
write EV news from the future. Most EV press releases are fiction
anyway. Let's see...
"Revolutionary electric motor has twice the efficiency"
"Battery
brucedp5 via EV wrote:
http://electric-vehicle-discussion-list.413529.n4.nabble.com/EVLN-Sahm-Cyberpunk-e-truck-Jafari-s-unseen-crazy-Tesla-concept-tp4695515.html
EVLN: Sahm (Cyberpunk e-truck) Jafari's unseen crazy Tesla concept
Tesla ‘cyberpunk’ Pickup truck designer also made this unseen
Peri Hartman via EV wrote:
It does seem that way to me, too. As a short term stop-gap safety
measure, I support it. But it indicates the endemic and inadequate
condition of the infrastructure and does nothing to mitigate the problem
in the future. What is PG going to do for minimizing the risk
EVDL Administrator via EV wrote:
I need to clear out some EV parts and projects, preferably before winter
sets in.
1991 SOLECTRIA FORCE hatchback (converted Geo Metro). AC drive, 144v, with
regen. Fixed reduction Solectria transaxle. The car was damaged when a
tree fell on my garage. As of
Jan Steinman via EV wrote:
I just ignore any link that goes to FacePlant. I figure that if FacePlant is
the ONLY place I can see something, it must not be that important.
I feel the same. I just will not use Facebook. I don't like the
company's ethics, the ads, the harvesting of data, and
EVDL Administrator via EV wrote:
Here are the images:
https://i.postimg.cc/yx2Mhk4f/veltop-sansimage.png
https://i.postimg.cc/cHH2VQd9/veltop-trike.jpg
Aha; there it is! :-)
Looks almost exactly like Joel Davidson's Wrightspeed recumbent trike
with a PV panel, which he built and used a lot
paul dove via EV wrote:
The article Lainey the bus would go much further if it burned the
diesel directly. My contention is this is not true or there is very
little difference
That would be my guess as well. You're basically talking about an
electric transmission. The ICE --> generator -->
Peter C. Thompson wrote:
They have chargers that can operate up to 11 kW, and effeciencies
around 92 to 93%. If I remember correctly, BMW is using this charger
for some high-end EVs. Not sure who Daimler is going with.
I would like to see some independent confirmation of this. 92-93% is
Mr. Sharkey via EV wrote:
In an EV, we usually only get a single bolt and a flat mating
surface the diameter of a nickle to make a successful connection. In
building battery packs, we get to repeat that a hundred times over.
Seems unfair, but I think I said it previously, we got to work with
Cor van de Water via EV wrote:
The leaves do not need to contact each other in any other point than at the
battery terminal screw which compresses them into one flat ring.
Ah yes; good point. Sometimes they are actually insulated from each
other, such as in high current switchmode power
>> PG May Shut Off Power to Some North Bay Cities Next Week
>> 2019-09-21
Alan Arrison via EV wrote:
I am amazed that the public would put up with this.
Well, when PG *didn't* turn off the power during high winds and very
dry conditions, fires started that nearly burned the town of Paradise
From: Russ Sciville via EV
> I had to reply to this! Am I to understand that air scrubbers
> situated along highways will reduce pollution from vehicles? :-D
> That must be a joke.
Sadly, it's not. Irrational laws may require irrational solutions. If you're
required by law to improve air
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