Re: [EVDL] Range+grip: Leaf EV tires that increase range

2019-07-21 Thread Lee Hart via EV
brucedp5 via EV wrote: Let's keep in mind that in the north & north-east states.us have similar cold weather like Canada. Changing a vehicle's tires for a half a year for bad/challenging weather is par/the-norm. Right on, Bruce. That's what we do here in MN, too. Those who try to get by on

Re: [EVDL] Range+grip: Leaf EV tires that increase range

2019-07-22 Thread Lee Hart via EV
Mr. Sharkey via EV wrote: Bill Egan, not Tom, I realized that as soon as I pressed 'send', but you can't suck the data back to correct. Catching tire wear before it shows in the tread is preferable to learning the hard way, after the rubber is deposited as dust all along the roadway. Was it

Re: [EVDL] Fixing horn honking on Spark EV

2019-07-17 Thread Lee Hart via EV
EVDL Administrator via EV wrote: On 17 Jul 2019 at 23:30, Cor van de Water via EV wrote: Biggest issue is that strongish Radio signals trigger the computer to think the horn button is pressed That makes me wonder what else strong RF might cause the computer to do. Blowing the horn is

Re: [EVDL] Solar off grid with an EV? (DC AC/heatpumps and waterheating)

2019-07-18 Thread Lee Hart via EV
Mark Abramowitz via EV wrote: Is solar thermal water heating *still* more efficient? "Efficient" has a different meaning when your energy source is free. Energy efficiency usually means getting the most good out of a finite source of energy. Suppose you have a limited roof area that can

Re: [EVDL] EVLN: HMC Twizy-knockoff> with the elderly in mind

2019-07-18 Thread Lee Hart via EV
Gail Lucas via EV wrote: I am seeing that elderly drivers could drive this vehicle on freeways without using the steering wheel. What I would prefer is a slow speed vehicle with about 40 mile range that would stop itself without the driver using the brake pedal. My arms still work but I had to

Re: [EVDL] EVLN: Before Tesla was the tzero> an Alpha EV (v)

2019-07-22 Thread Lee Hart via EV
paul dove via EV wrote: > I don’t know what that means I assume that is a company’s name, > however, what I said was correct. Alan designed the inverter and > electronics for the EV1. Paul is right. It went like this: Aerovironment built GM's 1987 "SunRaycer" solar powered race car. It so

Re: [EVDL] Range+grip: Leaf EV tires that increase range

2019-07-22 Thread Lee Hart via EV
Lawrence Rhodes via EV wrote: The i3 runs the wider tires in the rear at 44psi. The Nissan Leaf recommends somewhere in the 30's. I suspect the i3 is more efficient than the Leaf partly because of the tire choices. Our 2013 Leaf has 30k miles on it, and I can say for sure that the stock tire

Re: [EVDL] Range+grip: Leaf EV tires that increase range

2019-07-22 Thread Lee Hart via EV
Lawrence Rhodes via EV wrote: After finding tall skinny tires grip better in the rain thus eliminating that concern it appears the heavier Tesla has radically different mpge but similar styling to the total winner Ioniq by Hyundai . The light bubble cars did better in the city while the

Re: [EVDL] anything to "watch out for" with refurbished EVSE

2019-07-26 Thread Lee Hart via EV
Robert Bruninga via EV wrote: We have inspired dozens of local EV CHarging Spots byt simply getting people to put up signs over outdoor outelts. The value is not for the 1% who might use it , but for the 99% who pass it every day and subliminally realize the EV charging is avaialble anywhere

Re: [EVDL] Excellent article

2019-06-28 Thread Lee Hart via EV
Michael Ross via EV wrote: Electrolysis has thermodynamic limits to efficiency, but making H2 and O2 are a good way to store, large scale, renewable energy for which no other means are as environmentally sound. I happened to see a news article in the June 2019 issue of Machine Design

Re: [EVDL] EVLN status: a running-start to micro-moment satiate

2019-11-04 Thread Lee Hart via EV
(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

Re: [EVDL] EVLN: NASA X-57 Maxwell e-plane w/ 14 e-motors> fly in 2020

2019-11-11 Thread Lee Hart via EV
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

Re: [EVDL] Ground Fault

2019-11-11 Thread Lee Hart via EV
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

Re: [EVDL] Ground Fault

2019-11-11 Thread Lee Hart via EV
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

Re: [EVDL] a-pillar blind spot (OT)

2019-11-07 Thread Lee Hart via EV
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

Re: [EVDL] a-pillar blind spot (OT)

2019-11-07 Thread Lee Hart via EV
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

Re: [EVDL] a-pillar blind spot (OT)

2019-11-07 Thread Lee Hart via EV
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

Re: [EVDL] Sunday, Sunday, Sunday> 2020 Mach-E EV reservations for 2021 deliveries

2019-11-16 Thread Lee Hart via EV
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

Re: [EVDL] a-pillar blind spot (OT)

2019-11-07 Thread Lee Hart via EV
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

Re: [EVDL] Rear Diff IRS | Direct Drive

2019-12-04 Thread Lee Hart via EV
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

Re: [EVDL] prius cell monitoring app

2019-12-15 Thread Lee Hart via EV
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

Re: [EVDL] EVLN: How EV packs have evolved> hi-capacity; low price, size

2019-12-16 Thread Lee Hart via EV
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

Re: [EVDL] California’s Clean Vehicle Rebate Program

2019-12-03 Thread Lee Hart via EV
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

Re: [EVDL] Chrome-moly vs. Steel (was: Light weight electric motorcycle. DIY)

2019-12-03 Thread Lee Hart via EV
>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

Re: [EVDL] Chrome-moly vs. Steel

2019-12-03 Thread Lee Hart via EV
>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

Re: [EVDL] prius gen differances

2019-12-14 Thread Lee Hart via 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

Re: [EVDL] Factory 1997 Chevy S-10 PU e-truck w/ EV1 guts> 60 allowed sold (v)

2019-12-14 Thread Lee Hart via EV
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

Re: [EVDL] prius gen differances

2019-12-14 Thread Lee Hart via EV
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

Re: [EVDL] Veltop kit used to make solar vehicle

2019-10-17 Thread Lee Hart via EV
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

Re: [EVDL] Pune.in EVSE-infrastructure-weakness> e-Bus genset-recharging (v)

2019-10-16 Thread Lee Hart via EV
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 -->

Re: [EVDL] CA utilities cut electricity again> fears more fires

2019-10-24 Thread Lee Hart via EV
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

Re: [EVDL] EVLN: EV-newswire posts for 20191103

2019-10-28 Thread Lee Hart via EV
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

Re: [EVDL] facebook-sucks: Veltop kit used to make solar vehicle

2019-10-18 Thread Lee Hart via EV
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

Re: [EVDL] Cheap project EVs for sale

2019-10-19 Thread Lee Hart via EV
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

Re: [EVDL] koch-koolaid= bs: ... revolution may take a lot longer than expected

2019-11-20 Thread Lee Hart via EV
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

Re: [EVDL] koch-koolaid= bs: ... revolution may take a lot longer than expected

2019-11-20 Thread Lee Hart via EV
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

Re: [EVDL] EVangel-About: ?Do I really want to be a Cyberpunk?

2019-11-24 Thread Lee Hart via EV
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,

Re: [EVDL] sierraclub.org will hold fed's illegal Attack on Clean Air Act accountable

2019-09-20 Thread Lee Hart via EV
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

Re: [EVDL] (Keep EVs charged)> N.CA Counties power shutoff warning> Butte, El_Dorado, Nevada, Placer, Sutter, Yuba (v)

2019-09-22 Thread Lee Hart via EV
>> 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

Re: [EVDL] LiFePO4 Thermal Imaging Opinions?

2019-10-02 Thread Lee Hart via EV
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

Re: [EVDL] LiFePO4 Thermal Imaging Opinions?

2019-10-03 Thread Lee Hart via EV
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

Re: [EVDL] Negative visibility> humans not plugging in Tesla PD chase EV

2019-10-04 Thread Lee Hart via EV
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

Re: [EVDL] (+more) Lawrence' Leaf: lithium 12v aux battery ...

2020-02-25 Thread Lee Hart via EV
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

Re: [EVDL] Bi-stable e-brake design extends EV's range

2020-03-04 Thread Lee Hart via EV
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

Re: [EVDL] Why not a lithium 12v battery for my Leaf(or other EV)

2020-02-24 Thread Lee Hart via EV
>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

Re: [EVDL] EV Digest, Vol 87, Issue 25

2020-01-23 Thread Lee Hart via EV
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

Re: [EVDL] Reed switch source

2020-01-24 Thread Lee Hart via EV
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

Re: [EVDL] Back to the future Volt

2020-02-17 Thread Lee Hart via EV
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

Re: [EVDL] Back to the future Volt

2020-02-17 Thread Lee Hart via EV
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

Re: [EVDL] Germany stops Tesla's Gigafactory

2020-02-18 Thread Lee Hart via EV
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

Re: [EVDL] Back to the future Volt

2020-02-18 Thread Lee Hart via EV
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

Re: [EVDL] EVLN: Motorway(Hwy) wireless EV charging while on the move

2020-02-09 Thread Lee Hart via EV
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

Re: [EVDL] TN Local pick-up only: GE E20 Electric Mower

2020-02-23 Thread Lee Hart via EV
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

Re: [EVDL] TN Local pick-up only: GE E20 Electric Mower

2020-02-23 Thread Lee Hart via EV
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

Re: [EVDL] dink GM hummer as pu e-truck = ( :dumb: ... ?vaporware?)

2020-01-12 Thread Lee Hart via EV
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

Re: [EVDL] EVLN: Luca ocean-waste-plastic EV> 2seat 2in-wheel rear e-motor paper-concept

2020-01-19 Thread Lee Hart via EV
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.

[EVDL] To Ring in the New Year

2020-01-02 Thread Lee Hart via EV
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

Re: [EVDL] Eminent domain

2020-01-06 Thread Lee Hart via EV
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

Re: [EVDL] EVLN: (mulled) BMW pickup e-truck> (could really be a hit)

2020-03-08 Thread Lee Hart via EV
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",

Re: [EVDL] custom battery

2020-04-14 Thread Lee Hart via EV
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

Re: [EVDL] custom battery

2020-04-16 Thread Lee Hart via EV
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.

Re: [EVDL] Are these A123 batteries a wise purchase?

2020-04-18 Thread Lee Hart via EV
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

Re: [EVDL] Using Graphene Super Capacitors

2020-04-21 Thread Lee Hart via EV
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

Re: [EVDL] custom battery

2020-04-19 Thread Lee Hart via EV
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,

Re: [EVDL] England's milk floats are back

2020-04-12 Thread Lee Hart via EV
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

Re: [EVDL] EV Minivan (Ohio EV tax reduction)

2020-04-04 Thread Lee Hart via EV
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

Re: [EVDL] Ohio EV tax reduction

2020-04-04 Thread Lee Hart via EV
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

Re: [EVDL] EV Minivan (Ohio EV tax reduction)

2020-04-04 Thread Lee Hart via EV
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

Re: [EVDL] Riding e-mower (4willie), robo e-mower (4brucedp)

2020-03-26 Thread Lee Hart via EV
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

Re: [EVDL] Riding e-mower (4willie), robo e-mower (4brucedp)

2020-03-26 Thread Lee Hart via EV
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

Re: [EVDL] GM,Ford’s 5%-EV-production-plans are a bad-joke on u.s.

2020-03-26 Thread Lee Hart via EV
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

Re: [EVDL] Riding mowers

2020-03-26 Thread Lee Hart via EV
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

Re: [EVDL] GM,Ford’s 5%-EV-production-plans are a bad-joke on u.s.

2020-03-26 Thread Lee Hart via EV
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

Re: [EVDL] Converting G-16 Amusement Train to Electric?

2020-03-29 Thread Lee Hart via EV
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

Re: [EVDL] Converting G-16 Amusement Train to Electric?

2020-03-29 Thread Lee Hart via EV
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

Re: [EVDL] Converting G-16 Amusement Train to Electric?

2020-03-29 Thread Lee Hart via EV
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

Re: [EVDL] Minibms?

2020-04-28 Thread Lee Hart via EV
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.

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-28 Thread Lee Hart via EV
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

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-28 Thread Lee Hart via EV
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

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-30 Thread Lee Hart via EV
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

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-30 Thread Lee Hart via EV
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

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-29 Thread Lee Hart via EV
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

Re: [EVDL] EV Digest, Vol 90, Issue 36

2020-04-30 Thread Lee Hart via EV
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

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-30 Thread Lee Hart via EV
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

Re: [EVDL] Small EV Truck Availability

2020-05-04 Thread Lee Hart via EV
mark hanson via EV wrote: I’ve 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

Re: [EVDL] Stranded ICE assets

2020-04-26 Thread Lee Hart via EV
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

Re: [EVDL] Stranded ICE assets

2020-04-26 Thread Lee Hart via EV
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.

Re: [EVDL] Communicating over "mains" (Was: Minibms?)

2020-04-29 Thread Lee Hart via EV
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,

Re: [EVDL] POTH, Renewables and Nuclear

2020-05-09 Thread Lee Hart via EV
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

Re: [EVDL] Battery pack sizing.

2020-05-12 Thread Lee Hart via EV
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

Re: [EVDL] OT: motor/generator

2020-05-10 Thread Lee Hart via EV
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

Re: [EVDL] POTH, Renewables and Nuclear

2020-05-11 Thread Lee Hart via EV
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

Re: [EVDL] Musk throws another tantrum

2020-05-11 Thread Lee Hart via EV
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

Re: [EVDL] Musk throws another tantrum

2020-05-11 Thread Lee Hart via EV
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

Re: [EVDL] 3people rescued from inside after EV power failure

2020-05-13 Thread Lee Hart via EV
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

Re: [EVDL] (+more): ... COVID-19 lockdowns affecting EVs ...

2020-03-18 Thread Lee Hart via EV
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

Re: [EVDL] public EVents cancelled: How Coronavirus (COVID-19) is affecting EVs ...

2020-03-18 Thread Lee Hart via EV
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

Re: [EVDL] more: How Coronavirus (COVID-19) is affecting EVs ...

2020-03-18 Thread Lee Hart via EV
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

Re: [EVDL] Home Oxygen Generator?

2020-03-17 Thread Lee Hart via EV
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.

Re: [EVDL] POTH, Renewables and Nuclear

2020-05-06 Thread Lee Hart via EV
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

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