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<div><span>"We have a much better situation around here"</span></div><div><span><br></span></div><div><span>We have truck stops with diesel fuel. I drove my Ford Excursion Diesel home, with a bunch of skiers once, from Bozeman Montana to Thief River Falls Minnesota one winter night when it was 20 below zero. Only had to stop in Dickinson North Dakota (7 hours 500 miles) to fuel up and get some grub. Just another 400 miles to get home by daylight. Nice and warm, with heated seats! All our ski equipment, luggage and emergency supplies fit nicely in the back. My Kenwood D710 was putting out APRS spots and worked a little HF DX on my old Icom 706 with no ignition interference at all! <br></span></div><div><span><br></span></div><div><span>If I had seen some Tesla's stalled with dead batteries I would have been happy to rescue the occupants from freezing to death, assuming they could lower their pride to ride in an internal combustion engine vehicle. I bet they would have jumped at the chance!</span></div><div><span><br></span></div><div><span>I am old and I can't recall a colder winter with more snow than this one. Off my driveway I have snow piled up 15 feet. I could sell lift tickets! I would welcome global warming. Its not happening. Forecast tonight is for 35 below wind chills. An ice age seems more likely. <br></span></div><div><span><br></span></div><div><span>Do they have snowplows for 4 wheel drive Tesla's? Or do you have to pay double for two vehicles..one for showing off and a second for survival? <br></span></div><div><span><br></span></div><div><span>Today there is no wind at all, the blades are not turning, it is completely overcast, with limited visibility, the solar panels are at zero volts. Thankfully the lignite coal fired generators in North Dakota are churning out electricity nicely so we will survive.</span></div><div><span><br></span></div><div><span>I am doing my part by turning down the heat to 60 degrees at home so you know I care! <br></span></div><div><span><br></span></div><div><span>Ron, AE5E<br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span> <br></span></div><div><span><br></span></div><div><span><br></span></div><div><span><br></span></div><div><span></span><br></div><div><br></div>
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On Tuesday, February 26, 2019, 10:41:26 AM CST, Andre <aprs@pe1rdw.demon.nl> wrote:
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<div><div dir="ltr">We have a much better situation around here,<br></div><div dir="ltr">Public charging points (3x32 amp 240 v) are free to get installed for <br></div><div dir="ltr">any company or city if they can show proof of demand, the charge net <br></div><div dir="ltr">provider forks the bill because they will be the ones to get the profit.<br></div><div dir="ltr">charging cost is about 20 eurocent per kwh with the average EV using <br></div><div dir="ltr">about 10 kwh per 100 km it would be less then 2 euro per day without <br></div><div dir="ltr">charging at home.<br></div><div dir="ltr">Now comes the best part, with both smart charging and V2G enabled and <br></div><div dir="ltr">the charge network participating in grid balancing auctions, the EV <br></div><div dir="ltr">owner gets a cut back from the charging company and the employer does <br></div><div dir="ltr">not have to do anything for it except request the number of charging <br></div><div dir="ltr">points that are needed free of cost.<br></div><div dir="ltr"><br></div><div dir="ltr">The employer would not gain anything here from doing it themselfs as we <br></div><div dir="ltr">do not have peak demand charges, they just pay for the max they can <br></div><div dir="ltr">draw, be it 3x80 amp 240v for a small dedicated line or a 3x32amp 10 kv <br></div><div dir="ltr">line and the amount actually used, the max capacity also counts for <br></div><div dir="ltr">delivering back, afterall the components do not care what way the <br></div><div dir="ltr">current flows.<br></div><div dir="ltr"><br></div><div dir="ltr">73 de Andre PE1RDW<br></div><div dir="ltr"><br></div><div dir="ltr">On 2/25/19 6:10 PM, Robert Bruninga wrote:<br></div><div dir="ltr">> V2G charging and grid management:<br></div><div dir="ltr">><br></div><div dir="ltr">> I think this Vehicle-to-Grid (V2G) concept will never take off, simply<br></div><div dir="ltr">> because it cannot work unless the cars are plugged-in all day. This WILL<br></div><div dir="ltr">> work if workplaces do employee charging the right way, that is, with rows<br></div><div dir="ltr">> and rows of parking spaces with simple 120v outlets. During an 8 hour<br></div><div dir="ltr">> work day, the average EV can gain up to 30 miles of daily range to<br></div><div dir="ltr">> replenish their incoming commute while costing about 50 cents a day.<br></div><div dir="ltr">><br></div><div dir="ltr">> But since so few "employers" have any EV experience, they opt for very<br></div><div dir="ltr">> expensive $5000 Level 2 chargers instead of a $15 outlet from Home Depot.<br></div><div dir="ltr">> As a result, these big expensive chargers have to be shared throughout the<br></div><div dir="ltr">> day, require expensive internet and credit card connectivity and<br></div><div dir="ltr">> management and each person that plugs in only for an hour or so has to<br></div><div dir="ltr">> move their car every hour or so and does not want any of his electricity<br></div><div dir="ltr">> to go back to the grid, he wants the charge!<br></div><div dir="ltr">><br></div><div dir="ltr">> But with every car plugged into a 120v outlet (the right way), the<br></div><div dir="ltr">> employer can use that fixed daily load to balance his dynamic load and<br></div><div dir="ltr">> thereby actually reduce his peak-demand charges. And the financial<br></div><div dir="ltr">> benefit of demand-response loading can likely exceed the 50 cents a day to<br></div><div dir="ltr">> charge an EV and so most likely allow the employer to provide the charging<br></div><div dir="ltr">> for FREE.<br></div><div dir="ltr">><br></div><div dir="ltr">> It's a win-win. Every EV gets a pretty good commuter charge per day for<br></div><div dir="ltr">> low cost or free, the employer saves electric bill money by managing peak<br></div><div dir="ltr">> demand, and the grid wins by reducing dynamic demand.. And all of this is<br></div><div dir="ltr">> accomplished without ever having to use V2G and all its inherent social<br></div><div dir="ltr">> negativity.<br></div><div dir="ltr">><br></div><div dir="ltr">> Its an exciting new world of energy. If people will just wake up to the<br></div><div dir="ltr">> potential...<br></div><div dir="ltr">><br></div><div dir="ltr">> Bob, WB4APR<br></div><div dir="ltr">><br></div><div dir="ltr">> -----Original Message-----<br></div><div dir="ltr">> From: aprssig <<a ymailto="mailto:aprssig-bounces@lists.tapr.org" href="mailto:aprssig-bounces@lists.tapr.org">aprssig-bounces@lists.tapr.org</a>> On Behalf Of Andre<br></div><div dir="ltr">> Sent: Monday, February 25, 2019 10:47 AM<br></div><div dir="ltr">> To: <a ymailto="mailto:aprssig@lists.tapr.org" href="mailto:aprssig@lists.tapr.org">aprssig@lists.tapr.org</a><br></div><div dir="ltr">> Subject: Re: [aprssig] Tesla Field Day mode (or any EV/Hybrid)<br></div><div dir="ltr">><br></div><div dir="ltr">> I am currently working for a electric grid company in the Netherlands, the<br></div><div dir="ltr">> current charging protocol of electric cars support both smart charging<br></div><div dir="ltr">> (only charge when there is a surplus of energy) and back charging<br></div><div dir="ltr">> (supplying energy back to the grid when there is high demand) off course<br></div><div dir="ltr">> this requires a charger that can support this, most home chargers can not<br></div><div dir="ltr">> but the newest public chargers (non fast charge) are capable if enabled.<br></div><div dir="ltr">><br></div><div dir="ltr">> So it is not the car that is limiting this but rather the charger you use,<br></div><div dir="ltr">> as the charging protocol is public it might be possible to make your own,<br></div><div dir="ltr">> not sure I would recommend it as we are talking several 100 volt DC.<br></div><div dir="ltr">><br></div><div dir="ltr">> 73 Andre PE1RDW.<br></div><div dir="ltr">><br></div><div dir="ltr"><br></div><div dir="ltr"><br></div><div dir="ltr">_______________________________________________<br></div><div dir="ltr">aprssig mailing list<br></div><div dir="ltr"><a ymailto="mailto:aprssig@lists.tapr.org" href="mailto:aprssig@lists.tapr.org">aprssig@lists.tapr.org</a><br></div><div dir="ltr"><a href="http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org" target="_blank">http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</a><br></div></div>
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