If Gas Cars Are Banned, Can The Grid Handle Electric Cars?
#91
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i love when people talk about oh just add high speed EV charge stations all over. they use an ENORMOUS amount of very high current electricity. home charging isn't as bad, but still like having all the major appliances and AC on all night.
it works pretty well where people have decent sunshine, no snow, and solar cells on the house, which is obviously only a TINY fraction of the u.s. right now, and not likely to grow that quickly, partly because there's little incentive in a lot of places to do so, and partly because the power companies DON'T WANT people to do it, because the more people with solar, the less revenue they make.
i'm saddened that in florida there's little incentive to get residential solar. i've looked into it a couple of times and the payback is way too long.
maybe when i move i'll consider getting it built into a new home, we'll see.
it works pretty well where people have decent sunshine, no snow, and solar cells on the house, which is obviously only a TINY fraction of the u.s. right now, and not likely to grow that quickly, partly because there's little incentive in a lot of places to do so, and partly because the power companies DON'T WANT people to do it, because the more people with solar, the less revenue they make.
i'm saddened that in florida there's little incentive to get residential solar. i've looked into it a couple of times and the payback is way too long.
maybe when i move i'll consider getting it built into a new home, we'll see.
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#92
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final thought, i would be happy if EV charging was fast, easy, and affordable. right now it's none of those things for 99% of people.
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#94
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Originally Posted by bitkahuna
i love when people talk about oh just add high speed EV charge stations all over. they use an ENORMOUS amount of very high current electricity. home charging isn't as bad, but still like having all the major appliances and AC on all night.
it works pretty well where people have decent sunshine, no snow, and solar cells on the house, which is obviously only a TINY fraction of the u.s. right now, and not likely to grow that quickly, partly because there's little incentive in a lot of places to do so, and partly because the power companies DON'T WANT people to do it, because the more people with solar, the less revenue they make.
i'm saddened that in florida there's little incentive to get residential solar. i've looked into it a couple of times and the payback is way too long.
maybe when i move i'll consider getting it built into a new home, we'll see.
it works pretty well where people have decent sunshine, no snow, and solar cells on the house, which is obviously only a TINY fraction of the u.s. right now, and not likely to grow that quickly, partly because there's little incentive in a lot of places to do so, and partly because the power companies DON'T WANT people to do it, because the more people with solar, the less revenue they make.
i'm saddened that in florida there's little incentive to get residential solar. i've looked into it a couple of times and the payback is way too long.
maybe when i move i'll consider getting it built into a new home, we'll see.
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#95
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i love when people talk about oh just add high speed EV charge stations all over. they use an ENORMOUS amount of very high current electricity. home charging isn't as bad, but still like having all the major appliances and AC on all night.
it works pretty well where people have decent sunshine, no snow, and solar cells on the house,
it works pretty well where people have decent sunshine, no snow, and solar cells on the house,
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#97
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Was thinking about this too and an EV charging station shouldn't really be any different from any other commercial electricity consumer, though, right? If you could get power to a store or to an office, you could get power to an EV station in the same vicinity. Many of the Tesla stations here in the Bay Area are in mall parking lots, they basically use a number of parking spaces as the charging bays. The Tesla supercharger closest to my house is in the parking lot close to a DIY store and a Walgreens. It has 18 bays which were basically 18 parking spots.
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#99
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Maybe Tesla, or some other automaker into BEVs, in their infinite wisdom, will come up wth a wireless charging system for auto-batteries like we see for cell phones.
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#101
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Originally Posted by mmarshall
Maybe Tesla, or some other automaker into BEVs, in their infinite wisdom, will come up wth a wireless charging system for auto-batteries like we see for cell phones.
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#103
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Doing a bit of research on power consumption of EV charging stations.
a typical 3 ton air conditioner uses 3KW of power.
a tesla supercharger station uses 72KW of power or 24x as much.
and that's ONE station.
key factor as far as total consumption of course is how long they're running per day.
On a hot day an air conditioner might run half the day, thus using (3x12) 36KW hours of power.
A busy super charger station might be charging maybe a bit less, maybe 10 hours? That's 720KW hours!
Do i have that right?
a typical 3 ton air conditioner uses 3KW of power.
a tesla supercharger station uses 72KW of power or 24x as much.
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key factor as far as total consumption of course is how long they're running per day.
On a hot day an air conditioner might run half the day, thus using (3x12) 36KW hours of power.
A busy super charger station might be charging maybe a bit less, maybe 10 hours? That's 720KW hours!
Do i have that right?
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#104
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In the view of the current situation with power outages in parts of US due to inclement weather, this is something to be strongly considered before purchasing an EV. When hurricane Sandy happened here in NY, there were gasoline shortages citywide, and power was out in the flooded zone. Gasoline supply was restored much quicker than electric - most people resorted to running gas powered generators for weeks until the power was finally restored. I was lucky to have a diesel truck that survived the flood, and unlike gasoline there was no shortages of diesel at all, so I was able to get around the whole time.
So while I personally fancy the idea of an electric car, and will probably get one in the near future, banning gas cars is an idiotic idea.
So while I personally fancy the idea of an electric car, and will probably get one in the near future, banning gas cars is an idiotic idea.
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#105
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Also, the idea that this is simply about adding 30% more capacity to the existing grid is flawed. The current grid is old and can barely handle the delivery of the current demand, with constant half assed repairs and patch work. If they simply add 30% more capacity, the grid will get even more unreliable. To properly handle the increased demand, the whole grid should be replaced and capacity added, and I don't know if this is even feasible, at least in the short term. It can take decades and decades to get this done.
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