Car Talk - Non S2000 General Motoring and Non S2000 Car Talk

Honda e

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Old Sep 19, 2022 | 02:55 AM
  #951  
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how do you manage your charge? 100% every night or limit to 80%? or do you only charge when it's run down to 20%?

I am tempted by an E, though the price is keeping me away i admit. I'd save i reckon £150 a month on running costs, but thats nowhere near enough to justify it economically.
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Old Sep 19, 2022 | 03:43 AM
  #952  
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The manual states to charge fully every day iirc so self manages the 80% thing
car is c35kwh but you get to use c28kwh hence the range on 4miles per kw is as Rog states
mine has had a pollen filter in 12k miles.. that's it

my mum's up is coming here for a service. It's a foul little thing but does good mpg

but needs plugs, oil, filter, air filter, pollen filter, coolant... Assuming I do, £60 parts, at a garage dunno.

The price of the e is silly but it is a unique proposition. Micro luxury







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Old Sep 19, 2022 | 05:09 AM
  #953  
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Due to my quite low daily miles I can afford no fixed regime! Just hit my spreadie to look at the charge kWh. Average 18.3 standard deviation 6.9 for 54 rows.

There was a time when I let it drop to 10-15% before charging to 100% but now I do it when I feel like randomly.

This cycle might repeat who knows but I like to be unpredictable
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Old Sep 26, 2022 | 12:46 AM
  #954  
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Saw this, relevant here

https://www.bbc.co.uk/news/business-63029226

You need home charging.. and maybe another £10k invested in solar and £10k in wind
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Old Sep 26, 2022 | 07:00 AM
  #955  
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My home charging cost at 7.5p/unit currently overnight 00:30 to 4:30am applying my 4.1 miles/unit is about 1.8p/mile. Jason will tell you what that is in empg

Investing in solar PV is dubious unless it is your forever home but should be behind house batteries IMHO. It is far more likely the sun won't shine in winter than the more switched on (!) energy suppliers such as Octopus will not incentivise taking power from the grid when it is under used in the wee small hours. In other words, I think their 'Go' tariff and other such economy 7 like tariffs will become more common. The dogs danglies of battery systems is Tesla's 'Powerwall' which comes with some sexy software so you can draw down automatically if the grid fails. However this comes at a price and for about half the cost you can install any number of 2.4kW 'Pylon' batteries at about £1k a pop (this could well rise as everyone jumps on the bandwagon and the next container ship gets here from Shanghai) with a simple controller. Mine manages my existing PV panels and has reduced my unused power fed back to the grid to under 15%. No matter my FIT payments are mainly on units generated, exported units are pennies only.
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Old Sep 26, 2022 | 01:26 PM
  #956  
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A lot of BEV users rave about go and it does work for setups like yours but I draw a lot of power during the day, WFH disco etc so paying a premium to get cheaper at night is a zero sum game.. or was when I had a functional smart in the old place
that assumed charging confined 90% to that 4hr block too which I haven't tried
Investing in £5k of batteries to bet on Go in a broken market is not giving me the horn. I'd really want a wind, solar, water mill solution and then disconnect the grid and build castle walls
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Old Sep 27, 2022 | 12:34 AM
  #957  
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Batteries enable me to displace paying for power I use during the day to the low overnight rate. As well as storing 'free from the sun' PV solar electricity.

Electrical power is generated 24/7 (haha apart from renewables) and the wholesale bid rates at the sharp end vary across 48 half hour bands. I used to see this clearly back in the day from Octopus 'Agile' and assume some vestige of that 24 hour daily cycle is still in play now, largely coming from nuclear fission gensets that can't easily be shut down. That is the reason I think the 'Go' tariff will have longevity and, like the age old economy 7, there will always be a pressure to time-shift consumption. I do that; not just with charging the 'e' but also cooking up more hot water, running washing machines (I wish!) etc and so could you 'WFH, disco (?)'.

Classic ROI calculations go out the window in this crazy modern world of energy shortage and lack of stability to plan ahead.

My game is just to pay the least I can for power and buy kit before everyone else piles in.
SInce savings don't earn interest and haven't for ages, kit-up.

Advantage being this is our forever house
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Old Sep 27, 2022 | 01:27 AM
  #958  
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Yeah, they are a good investment and a nice retirement project for you Rog
and you ain't moving
we plan to move once nipper finishes school, 6-8 years

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Old Sep 27, 2022 | 10:38 AM
  #959  
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It is easily possible to work out the possible saving. Just for ease of calculation, let's assume things are as they are today - yes, I know, a big ask. For simplicity 7.5 versus 40.8 p/unit saves £1 for every 3 units stored overnight at cheap rate. So to pay for a £1000 battery you need to store/release 3000 units at that price differential. Over 7.5 years that is 400 units per annum or approximately 1 unit per day to break even. I'm sure your WFH disco etc burn a lot more than 1 unit

And that's always assuming you don't take the battery(s) with you when you move on, which you can readily do.

edit: each £1000 battery can store 2.4kWh (units) so 1 unit/day is there with spare.
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Old Sep 27, 2022 | 02:15 PM
  #960  
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But you assume go will remain

I have zero faith in the government to sort this shit show out. Indeed I think truss will not survive till Xmas and the potential for civil unrest is sky high imo
postal strikes are just the start, this government have lost the plot and they control this energy cartel bollox

I'll add to that Kawrteng out this week as she tries to save her own skin
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