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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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 Posted: 15:49 - 12 Nov 2013 Post subject: 470.8 mpg |
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Well, it seems like electric cars really are beginning to make sense rather than just being an eco-showoff...
https://www.theregister.co.uk/2013/11/12/review_bmw_i3/?page=2
Equipped with the REX it can manage a combined cycle of 470.8 mpg! Now, as soon as BMW bow to public demand and put a proper sized fuel tank on the thing (rather than the 9l it can hold) it'll actually be a viable electric driven car with the option of saving a few quid on the commute too.
i8 looks like it will be even better. I'm waiting for the iz4 though
<edit> should add that the REX is an on board 650cc engine as everyone so far seems to've missed that point... ____________________ current: ducati monster 750
past: hyosung gt250r, bajaj pulsar 180, hyosung gt 125 comet
@thomasgarrard | www.straitjkt.com | www.racingseven.com
Last edited by daemonoid on 16:13 - 12 Nov 2013; edited 1 time in total |
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| iooi |
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 iooi Super Spammer

Joined: 14 Jan 2007 Karma :    
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 Posted: 15:53 - 12 Nov 2013 Post subject: |
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MPG is a pointless figure on these...
What they need to show is how much it costs to charge the battery from flat to full at the current Kwh costs.
Now that will scare potential owners off.....  ____________________ Just because my bike was A DIVVY, does not mean i am...... |
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| supZ |
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 supZ World Chat Champion

Joined: 03 Feb 2009 Karma :   
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| DrSnoosnoo |
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 DrSnoosnoo World Chat Champion

Joined: 28 Mar 2012 Karma :   
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 Posted: 16:02 - 12 Nov 2013 Post subject: |
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Agree. They all say, just simply plug it in and away you go the next day. I "simply" plug an electric heater in and my meter goes into superfast spinny mode, what would it do if it was charging my x Ah battery everyday?
BUT you get 500 miles per gallon of electricity
In fairness I love the idea of a motor powering an electric motor, no need for heavy expensive batteries, just let a motor idle away giving all the charge a motor would need. Then that's still relevant for MPGs. If this starts cutting petrol usage though, we'll have to expect the price at the pump to shoot up so they all still get their profits and taxes to similar levels. ____________________ I'm Sam; Northern, Ginger, Lover
Did have: '95 ZZR600 '83 CG125 '97 ZZR1100 '15 Hypermotard 821 SP Do Have: '10 ZX10R |
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| ThoughtContro... |
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 ThoughtContro... World Chat Champion

Joined: 14 Aug 2008 Karma :   
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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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| TheSmiler |
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 TheSmiler World Chat Champion

Joined: 14 Apr 2011 Karma :    
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 Posted: 16:12 - 12 Nov 2013 Post subject: |
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Really not much for the car in OP's original post, the I8 however . ____________________ CB125>CG125>GN125>ER5>K100RS>R1100RS>K100RS
A2 completed 23/07/15 Ready for the Golden Crisp Packet |
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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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| G |
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 G The Voice of Reason
Joined: 02 Feb 2002 Karma :     
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| ThoughtContro... |
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 ThoughtContro... World Chat Champion

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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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 Posted: 16:49 - 12 Nov 2013 Post subject: |
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| G wrote: | But what does that 'warranty' cover?
I doubt it covers the battery losing charge from use and I expect daily high use could easily see it expiring before 8 years.
Or, you can unintentionally let it run out of power and as per the Tesla, be liable for replacement cost.
Need to consider not only cost of charging, but the extra depreciation as the battery bank gets used. Not sure if that warranty will transfer to the next owner too, which may drastically reduce it's resale value.
I'm not convinced about the figure too - I wonder if it's a case of, say, a 120 mile drive where the ICE fired in for 20 miles and they worked it out from that.
I do like the idea of a petrol-electric hybrid. Especially one where you can remove the ICE for daily use to save weight and space.
However, I still wonder if for longer journeys, it'd do better on economy for the ICE to be directly connected to the drive chain to avoid losses. |
I believe the warranty is like most of the others... once it drops below a certain percentage of charge it gets replaced. In the US they require it at 90% for 8 years or 100,000miles so it'll be similar across the globe I expect.
Efficiency is an interesting one. How many drive trains have over 95% efficiency? Then... there's a definite peak efficiency of an engine and it seems that running constantly at peak efficiency and using electric motors provides greater overall efficiency.
Turns out the combined cycle is about 10km of driving so I have no idea how they reach that mpg figure. ____________________ current: ducati monster 750
past: hyosung gt250r, bajaj pulsar 180, hyosung gt 125 comet
@thomasgarrard | www.straitjkt.com | www.racingseven.com |
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| ThoughtContro... |
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 ThoughtContro... World Chat Champion

Joined: 14 Aug 2008 Karma :   
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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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 Posted: 16:56 - 12 Nov 2013 Post subject: |
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| ThoughtControl wrote: | I'm sure the technocrat class with a fuckload of disposable income and eager to score some green cred will lap up the prospect, but for the average Joe that gets by on cheap used cars to get from A to B, sinking a shitload of money up front on a battery that may pay off in a number years is a total no go. |
Think of it this way... in 5-8 years time you'll be able to pick these up for peanuts a cheap battery replacement using non-OEM parts and you'll be laughing.
I don't see how it affects the used car market any more than ICEs. Compared to an ICE that requires constant fettling (oil, coolant, belts, plugs) these things are easy! Replace the bits that stop working with non-OEM and you're good to go...
| ThoughtControl wrote: | And as far as warranties go, they're usually not worth the paper they're written on. Did you go to your authorised dealer to get regularly buttfucked per hour for the required service at the required interval? No? Then the warranty is null and void. Go get fucked is the usual response.
Dream on. |
Not legal, you can use whomever you want, even the dealers know this. Plus, manufacturer warranty tends to be a much easier process than a side street car dealer selling the equivalent of a Dixon's policy ____________________ current: ducati monster 750
past: hyosung gt250r, bajaj pulsar 180, hyosung gt 125 comet
@thomasgarrard | www.straitjkt.com | www.racingseven.com |
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| Kickstart |
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 Kickstart The Oracle

Joined: 04 Feb 2002 Karma :     
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| Clutchy |
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 Clutchy World Chat Champion

Joined: 08 Nov 2011 Karma :   
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 Posted: 19:53 - 12 Nov 2013 Post subject: |
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It would be much better if they didn't go for the futuristic look and some how managed to replicate a 1 series and so on.
Anyway it sure is progress nonetheless.
Agree on the point that the more these sell in the future, fuels going to rocket forcing people to get electric cars  ____________________ Malaguti F12 Phantom-Dead, Suzuki AY50- Dead, NRG power DD LQ, CBR125.
*33 BHP restriction up on 10/12/14* Current bikes/car: SV 650 S/ MKIV GOLF
Guide to pass your test with no lessons! |
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| J4mes |
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 J4mes World Chat Champion
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| G |
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 G The Voice of Reason
Joined: 02 Feb 2002 Karma :     
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| Wonko The Sane |
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 Wonko The Sane World Chat Champion

Joined: 20 Jan 2013 Karma :   
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 Posted: 20:57 - 12 Nov 2013 Post subject: |
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I don't unserstand how electric car ownership is meant to happen for the masses.
My street is terraced houses, can't remember the last time I actually managed to park outside my house, how am I meant to safely and securely string a cable across the pavement to charge it? ____________________ Looking to pass your CBT / Bike tests in Bury Lancashire? try www.focusridertraining.co.uk Would recommend.
They're also on Facebook https://www.facebook.com/pages/Focus-Rider-Training/196832923734251 |
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| ThoughtContro... |
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 ThoughtContro... World Chat Champion

Joined: 14 Aug 2008 Karma :   
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| BakesBeans |
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 BakesBeans Spanner Monkey
Joined: 14 Aug 2012 Karma :  
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 Posted: 22:20 - 12 Nov 2013 Post subject: |
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Electric cars do seem to be getting better, but as per questions above lets do a few figures.
However, I bet the big benefit is you pay around 75% tax on petrol/diesel and 5% on electricity. I would also assume power stations are more efficient at creating energy than car.
For the calc, the car says it can do between 80-100miles on a full charge. Lets say 90miles.
It also states it takes 3hours to fully charge with a 7.4kw wall box.
I currently pay 11.41pence per KWh - lets add on 10% for the coming price rise.
12.551pence x 7.4 x 3 = 278.6322pence
It would cost £2.79 to drive 90miles.
Ok, a diesel car can get 50mpg easy. So how many miles would £2.79 get you?
Diesel = 137.73pence per litre = 2.023litres of diesel (or 0.445 uk gallons)
0.445 gallons at 50mpg will get you 22.2502miles
so,
£2.79 of diesel will get you 22.25miles
But the big benefit, is I'll charge it at work! Boom!
(I don't have, or intend to have an elec car)
Edit: I forgot I was on BCF, so I'll end with ... innit bruv. ____________________ Current: Kawasaki ZX636
Previous Bike: Honda CBR600F ABS, Yamaha XJ6 F Diversion ABS, Honda VFR400 NC30 |
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| Kickstart |
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 Kickstart The Oracle

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 G The Voice of Reason
Joined: 02 Feb 2002 Karma :     
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| metalangel |
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 metalangel World Chat Champion

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| supZ |
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 supZ World Chat Champion

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| daemonoid |
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 daemonoid World Chat Champion

Joined: 27 Jun 2008 Karma :    
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Old Thread Alert!
The last post was made 12 years, 110 days ago. Instead of replying here, would creating a new thread be more useful? |
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