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Mythbusters did this a while back and found something like 10-12% gains at 100ft distance (6-7 car lengths) behind a tractor trailer. No way you're getting that at 300-400 feet.
Many times.Have you watched the Pixar film Wall-E ?
Correct. It won't happen -- because installing Superchargers every 50 miles would be STUPID. Tesla Motors isn't stupid.That won't happen.
Those two sentences seem in conflict with each other -- and themselves -- and the facts.Tesla needs to add a lot of superchargers everywhere once production ramps up to 500,000 per year or even 1,000,000 per year. If they pick the locations fairly well, every supercharger they install will be busy for the next few years.
My primary protest is to those who want Superchargers every 50 miles -- PERIOD. Whether a route is busy or not... Whether it is highly traveled or not... Whether it is between population centers or not... They want to have the convenience of a Supercharger every 50 miles, no matter what direction they drive in, no matter if they use backroads or major superhighways. Not because they expect the car to run out of juice every 50 miles... But because they absolutely REFUSE to plan road trips AT ALL and don't believe anyone else will be willing to do so.And having superchargers every 50 miles along busy routes means you can stop whenever you want to, not when you're forced to.
It won't be a problem. The idea is to prepare for optimization instead of outright failure. Yes, the advent of Superchargers will certainly bring upon the return of The Great American Road Trip. People will drive their Model ☰ to places they ordinarily would have either flown, or never gone to at all. Because once people discover the joy of driving electric, they choose to drive more often.And people won't stop at the same superchargers. Some will skip a given supercharger while others will stop. This means you can distribute the load better. Especially if the car can have up to date information about supercharger availability at each location. Furthermore, if one location drops out due to a transformer issue or something, it's not a problem.
I'm pretty sure I mentioned one of them... Basically, that people just automatically stop to fill up when the needle gets to 1/4 tank remaining. One of the bad habits is that people don't actually pay any attention at all to the actual range of their cars. They don't know how far they have driven, they have no idea how much fuel their car holds, they do not know how much they put in when they fill up. They don't know how to manage their speed to improve their fuel economy. They don't realize that gasoline is not actually 'everywhere' at all. There are a lot fewer gas stations on the Interstate than there used to be. And the smaller ones are not open through the whole night.Bad habits? Are you talking about staying with the pace of the highway if that happens to be 75-80mph or something else?
Even when driving ICE, I have always planned my road trips. I generally plan to make at least one stop more than necessary for fuel. That is mostly so that I do not arrive at my destination on 'EMPTY'. In reality, due to the biological needs of passengers (someone always has to GO), I usually end up stopping at least twice more than absolutely necessary to cover the distance.I agree with you that we don't need superchargers every 50 miles, but I would still like it. The point isn't to charge every 50 miles but rather not have to worry as much about planning routes as I would if I had the model 3 in hand today. The additional stations would help reduce charging congestion and also have this impact of not being required to plan things nearly as much.
Yes. I make it a point to track fuel economy and usage in an ICE. My Friends and I use the paraphrased quote, "Fuel? We don' need no steenkin' FUEL!" when the orange nanny light comes on, because we know how much further we can go.These days, my ICE will beep at me when I get to 30 miles, and it will ask me if I'd like to be routed via navigation to the nearest gas station....
except I've tested this before....
When it says 30 miles remaining, it's really 60, as the software excludes about a gallon of gas from your range calculations, as a built-in "nanny" mechanism to make sure you get to a gas station. So yea, to your point about the car stopping when it gets to 'E'...even that doesn't happen anymore.
All I'm 'on about' is Superchargers. Those from Tesla Motors. That's it.Red Sage, I'm not sure what you're on about. The chargers don't need to come from Tesla. They'll come from 3rd parties -- because instead of digging up the earth and getting environmental waivers to install fuel tanks and having 18-wheelers full of gasoline drive back and forth across the country, the fuel (electrons) is already in the wires. It'll just cost a few thousand for anyone to put a 240V outlet with credit card access at a local restaurant.
I believe that chargers, in that situation, will be 'everywhere' they are needed. That's all. So, you'll be able to find them in metropolitan areas that have horrible public transportation. You'll be able to find them in urban areas with lots of high occupancy dwellings. You'll be able to find them in places where people still purchase short range EVs.When EVs make up 25/50/75/100% of all vehicles, destination chargers will be everywhere. Absolutely everywhere. Because rental cars will be EVs. Because people living in apartment buildings will be driving EVs. Because people will drive to resorts and then take day trips, and they're not going to drive 100 miles down the highway to re-charge. Because it'll be profitable for every restaurant/mall/shopping center to install pay-for-use chargers that allow people to shop/eat at the place of their choice, not just the McDonalds every 100 miles along the highway.
EVs are currently 0.5% of the new cars delivered. Of course any attempt at 3rd party charging hasn't been successful thus far!!! Let's check back when they're 25% of new cars.Because attempting to sell electricity for charging EVs has not been so lucrative for anyone thus far.
I rarely wager at all, and it seems every Carl's Jr restaurant in my vicinity has BLiNK chargers in their lots already... So... No dice!EVs are currently 0.5% of the new cars delivered. Of course any attempt at 3rd party charging hasn't been successful thus far!!! Let's check back when they're 25% of new cars.
The charging infrastructure that's needed is #6 copper wire plus a credit card machine. It's absolutely nothing.
I'll bet you a tall glass of whatever you drink vs. a V.O. Manhattan that by 2025 they'll be charging stations at every corner restaurant. Deal?
I live in the "four corners' area of the southwest US that connects AZ, CO, UT and NM. I may have seen my first Tesla yesterday, and that would be my first 'in the wild' EV ever for this region. And yet my upcoming M3 will be able to travel long distance any direction I want, today, using SCsThere are some "Dark Territory" regions of the US that need a sprinkling of SC. West Texas, northern New Mexico, SW Arizona.
I'm pretty sure I mentioned one of them... Basically, that people just automatically stop to fill up when the needle gets to 1/4 tank remaining. One of the bad habits is that people don't actually pay any attention at all to the actual range of their cars. They don't know how far they have driven, they have no idea how much fuel their car holds, they do not know how much they put in when they fill up. They don't know how to manage their speed to improve their fuel economy. They don't realize that gasoline is not actually 'everywhere' at all. There are a lot fewer gas stations on the Interstate than there used to be. And the smaller ones are not open through the whole night.
Because of this inattentiveness, people want to just get in the car, pick a direction and GO... Then they want to blame the EV when the mistakes they make, through carelessness or stupidity, leave them stranded. I suspect that the same type of people who run out of juice in an EV are the very same ones who run out of gas in an ICE. Either way, it was never their fault, it was the stupid car. Those people would need a much higher capacity electric vehicle to travel the distance I could manage in a Tesla Model ☰. They shouldn't get an EV until those higher capacity cars are available.
As Tesla goes from having 100,000 cars on the road in N.A., to 600,000-700,000 by the end of 2018, and then potentially another 1 million on top of that by the end of 2020, you HAVE to multiply the SC stations for highway travel. Yes, you can expand the number of charging booths at each station, but you'll still need to add SC stations. Whether the goal is to make it easier or not, the company is naturally going to end up placing them occasionally at shorter distances, like 40-50 miles.Even when driving ICE, I have always planned my road trips. I generally plan to make at least one stop more than necessary for fuel. That is mostly so that I do not arrive at my destination on 'EMPTY'. In reality, due to the biological needs of passengers (someone always has to GO), I usually end up stopping at least twice more than absolutely necessary to cover the distance.
The reality is that the Tesla Model ☰ will be a car that requires planning to take a road trip. That is a factor of the range it will offer. For those who are willing to do so, planning a road trip is EASY today, and will be easier by the end of 2017. Planning the Supercharger network for the least common denominator is not the correct path of action. Currently it seems that the Superchargers are to be primarily in the 150-to-180 mile range from each other... And on high speed routes or on difficult terrain they seem to be planned or spaced at around 80-to-90 miles apart. Both those are effective distances to handle inclement weather and low capacity vehicles today, while still being a decent distance apart to allow leapfrogging of unneeded locations by higher capacity vehicles in the future.
There are situations where I would benefit, like driving slightly off of the major routes and having enough charge to get back to the route and get charged, for example.I can't figure out if I want to argue with Red Sage or not. I think his strawman might be beyond what I advocate.
I do believe that the supercharger network will need to be built out a lot more than it currently is. And I believe that the best way to do that would be to prefer additional locations with few superchargers rather than adding more superchargers at fewer locations. I don't believe that they should be everywhere. I do believe that they should eventually be spaced at close intervals (even 50 miles) along routes where superchargers are commonly used (again, more locations w. fewer stations being preferred).
I agree for the most part with the exception of the bolded. Tesla has a history of paying upfront for bigger batteries and autopilot and expecting you to pay up to activate it. It's not a stretch to imagine they will install the hardware and expect you to pay for it in this case as well.
1. Cost to build out the network.
Except that they have stated in public that it will be standard.
Even though I will be unlikely traveling to the places mentioned, I do agree that Tesla first needs to fill in those gaps rather than focusing on adding more stations near cities, given the SC network's primary mission is to support long distance travel. There are many interstate routes Tesla has yet to cover.There are some "Dark Territory" regions of the US that need a sprinkling of SC. West Texas, northern New Mexico, SW Arizona. If I was a city dweller, I'd be (somewhat) worried about crowded SC and be hoping for debottlenecking of those locations. I'm more interested in being able to plan trips along convient routes that are currently not available. Every 50 miles? - seems unnecessary from my region. But, filling in dark territory seems to be a worthy goal. Refueling at truck stops, RV's and Nisson dealerships is in my future for my M3 travels.
I'm hoping for a grid of chargers...every once in a while being treated to a SC, but at least access to juice along the backroads.