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SteamyTea

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Everything posted by SteamyTea

  1. Grip Strength
  2. A good counter example, a rubbish statement, backed up by another one. You got to get a grip on it.
  3. That is exactly my point. I do not know. I understand not using any imported energy, and I can assume that consumption is 10 kWh, but is that a day, a week, or for the whole month.
  4. Thiyse figured are meaningless, or wrong. What is the time period, second (in the case ift kW) or month (in the case of kWh). 50%+ if the time I have no consumption, measured at the Wh (3600J) level.
  5. So you have fallen for the dodgy carbon accounting methods used for all biofuels. Oh dear, there is little hope left.
  6. A few of us are mucking about with wires and code, hoping to make a cheap and accurate energy meter. May be worth spending 25 quid and knocking one up. https://forum.buildhub.org.uk/blogs/entry/946-the-energy-meter-experiment/page/2/?tab=comments#comment-5986
  7. There is a similar problem with composite plastics. Many a time I have heard 'we added loads of hardener and it went off (hardened) just fine'. This is a real problem when doing flat roofs as the pigments change the depth that UV radiation can penetrate. So you can end up with a partially cured base layer, with excess liquid or gaseous styrene monomer trapped in it, but a fully cured top layer.
  8. Yes, been telling people this for decades. Few listen @Joe-90 Get a proper heat loss calculation done, then see what your options really are. General point, who thinks far infra-red heating will enter the conversation here?
  9. They are not brave enough to take on the independent roasters down here. Wish they were, when I see a 'Cornish Coffee' sign outside cafe, I walk away fast.
  10. If I was there, first trips would be to Fort William or Inverness. They seem to be the closest Costa Coffees.
  11. Can you explain a bit more, intrigued how you get a 15° twist out of a plank with a plainer.
  12. How do you know they are all working optimally?
  13. Right. They need to update it.
  14. I lived in an island in the West Indies. It is the ruggedness and remoteness I grew to hate.
  15. Wind power follows a weibull distribution. Plugin the mean windspeed and adjust the skew to your local topology. Small turbines can be noisy, especially from the stay cabling. They are expensive and need maintenance. But you can make your own. Hugh Piggott Axial-flow PMG wind turbine May 2003.pdf
  16. What is needed is a PHEV with a 6 kW PTO and 30 kWh of usable storage. A thermal PTO may be useful as well. Better get my pencils out and use my 40 year old degree in automotive engineering to save the world.
  17. I hope you are not suggesting that Putin may be homosexual. He is the embodiment of a man's man, just like Freddy Mercury was.
  18. Not the same sand they are using as a thermal store. Nord Stream 1 has not been turned on. Doubt it will.
  19. That is good, can use both sides. Not by much, maybe 0.5% a year, and that is probably down to better manufacturing that chemistry. There is a theoretical limit to what basic silicon can deliver, think it is 29%. So not worth delaying installation. Is there a decent stream on the grounds?
  20. Looks like a good roof for PV. Which way does it face?
  21. How many MWhs did they buy, and how does it compare in price to all the extra PV generation. Small part of a big story.
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