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  1. R

    Help please water dripping from inside of upvc door then down the frame into room

    It'd be worth checking the drain holes in the frame to the outside are not blocked. They are supposed to allow any water that makes it past the seals to run outside rather than inside.
  2. R

    So, these "smart" meter do actually have a use then !

    EVs normaly allow you to program times you want them to charge, so you can plug them in in the evening and they only charge in off peak times you set the car to. EDIT: forgot to add I belive there are also chargers that can control the cars charging times that will link to smart meters for...
  3. R

    Green electricity

    Which? recently did an investigation into green energy suppliers. Key ridiculous point - "Under current government rules, suppliers can sell 100 per cent renewable electricity by purchasing Renewable Energy Guarantees of Origin (REGO) certificates for as little as £1.55 per customer"
  4. R

    Cutting a larger tap hole in composite sink?

    Another way of guiding a bigger hole saw through an existing hole is to stack two cutters together. Put the larger hole saw on the arbor first, then screw on one the same size as the original hole which will act as guide bit.
  5. R

    Melted on earth sleeving on a ring circuit

    There was a problem with a ring final at my workplace the other month tripping out. A socket had overheated due to a bad conection and the high load of a tea urn running off it. The heat was on the neutral connection and the cable got hot enough that it melted through its insulation and the...
  6. R

    Zone valves why and how do they work?

    Maybe the valves arn't quite pushing the pin on your radiator valves all the way down to achieve turning the radiator off completely? Could be a fitting issue rather than control system. The wiser ones I fitted had a selection of different collars to use for different valves, and after fitting...
  7. R

    Zone valves why and how do they work?

    Fitted my parents house with the Drayton Wiser system. That has individual motorised radiator heads so each room can be controlled separately with their own timings and temperatures. The original system programmer is replaced with a control unit that communicates with the radiator valves by...
  8. R

    How Does This Happen?

    Love the fact that its not even a matching pair of screws! :LOL:
  9. R

    400kW charger - how many of these on a typical local network ?

    My car fuel economy is utterly ruined by having to go up and down hills all the time. Much more fuel is needed to get up the hills (to little in the tank and it could slosh away from the pickup on really steep bits...:LOL:), then all that energy is wasted heating up the brakes going down the...
  10. R

    400kW charger - how many of these on a typical local network ?

    There's some rather impressive small reactors that we make... off skulking around under the oceans... wouldn't be surprised if there was one in the gulf region... ;) Privatisation of the electricity industry really won't have helped the with the difficulty of getting big plant built, as you...
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    400kW charger - how many of these on a typical local network ?

    We already are energy dependant on other countries, the UK imports gas and oil from other parts of the world. This is already a strategic target that's currently being attacked, look at the carrying on with the tankers around Iran...:whistle: And then there's the power Russia has over European...
  12. R

    400kW charger - how many of these on a typical local network ?

    Areas with surplus energy would supply ones with a shortfall, then as weather conditions change the situation would be reversed between them. It would be a mutualy benificial arangement, if you get cut off from someones supply, they loose your supply to them. With a great many countries...
  13. R

    400kW charger - how many of these on a typical local network ?

    Just spoted this article on BBC news, somewhat relevant to current debate. Particularly the question of if we have enough electricity.
  14. R

    400kW charger - how many of these on a typical local network ?

    For reliable power from renewables you really need to build a super grid, it will be windy or sunny somewhere in the world. Be quite a big undertaking mind.
  15. R

    400kW charger - how many of these on a typical local network ?

    Once climate change has really kicked in and the birds are gone maybe they will get somewhere in building it, but might be a bit late then though.
  16. R

    400kW charger - how many of these on a typical local network ?

    Theres not much they do like... I wonder how much generation you could get from it, quite a big area.
  17. R

    400kW charger - how many of these on a typical local network ?

    The green lobby would never let tidal barriers be built for ecological reasons which is a shame. We have a lot of rough seas but wave power generation also seems impractical at the moment.
  18. R

    400kW charger - how many of these on a typical local network ?

    Merely an example source, not to be taken as an exhaustive list. Ballpark 10% extra generation needed from the grid to replace petrol/diesel use in cars is entirely doable and not the orders of magnitude greater production needed suggested earlier in the thread.
  19. R

    400kW charger - how many of these on a typical local network ?

    When you have large scale numbers of cars able to feed into the grid it will smooth out some of the highs and lows. But I accept we need more base supply to. I'd be quite happy for new build nuclear supply to be added (admitidly others wouldnt).
  20. R

    400kW charger - how many of these on a typical local network ?

    The government should forget HS2 and spend the money upgrading the grid for the inevitable increase in demand, and incentivise more the adoption of relativley cheap renewable supply such as solar on peoples houses. I should add I am not a raving eco warrior, but can see the future of transport...
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