scottishjohn
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scottishjohn last won the day on June 16 2025
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About scottishjohn
- Birthday 09/11/1951
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south west scotland
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at that price iwill be dead before its paid itself off going by what they say is the annual production looking at wind chart for my location it looks like a mean 6.5 mpersec over the year but some months are 8mpersec I know there are lots of days when you would not even attempt to open the bifold doors If you look at my blog you will see it is very exposed and lots of space to put it away and above the house the big 125kw turbine at the farm cost 640K 13 years ago but is returning him 125-150k a year so it paid for itself pretty quick
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I am on the top of a hill and get lots of wind there is a 125kw big turbine on the farm just behind me so it is the right place was looking for any real world experience if anybody has any this winter i spent alot of time in cloud --so solar had no chance the original house was not built with a front door of any sort as it faces south west and the courtyard at the back had walls and doors to keep wind out
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Why we need "Net zero"
scottishjohn replied to Beelbeebub's topic in Environmental Building Politics
stress over time on the fixings etc -so they dig it up and start again -
Why we need "Net zero"
scottishjohn replied to Beelbeebub's topic in Environmental Building Politics
only if i sold osme -wind men get money when the turbines are sitting doing nothing --thats the difference -
Why we need "Net zero"
scottishjohn replied to Beelbeebub's topic in Environmental Building Politics
wind power --who in their right mind would sign a contract that says they get paid if they turn them off I would love to have run a company where i got paid if I did not produce anything and if you work out how much pollution is caused making the things and the amount of c02 in the huge concrete bases and when they get replaced they need a new base --it just don,t stack up its about getting a quick return not what is best long term we have hydro scheme on the river Dee in s.w scotland -uses same water 3 times and was built in1937 still running now --that is the right way hydro and tidal barages but they do not get a [payback for a long time compared to wind or solar the desert in america is full of old wind turbine blades that they cannot recycle economically - so they just lie there --thats not net zero -
Why we need "Net zero"
scottishjohn replied to Beelbeebub's topic in Environmental Building Politics
I suspect the design life is to justify the high price they want per kilowatt as if they gave it a 50 year life the capitol rite off costs per year would be 50% CHEAPER -
looking at it again I would go back up there when its raining the stain on ceiling will most likely caused by water -- not bee/wasp residue
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the acorn thing would be an old wasp nest--some types do not make big nests -but lookd like they keep coming back they chew up wood or similar to make the nests
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100mm perforated pipe... recommendations
scottishjohn replied to JackOrion's topic in Landscaping, Decking & Patios
that will be because over time the back of the gabion could get cloggedwith silt -so he wants a drain at bottom to carry it away Isusepect any make of perforated land drai nwill do - make sure you surround it with pea gravel so it odes not clog a 3m retaing wall could hold a lot of water andturn into slurry which would take your wall away --that why he wants a seperate drain to stop this happening could also be the type of ground you are in do you have a concrete found for the gabion ? when i did mine ihad about 12" of rock rubble behind the gabion for the first m from the base to stop this happening Ialos have mine filledwith granite wste from the quarry -my ground is very free draining -
are you in a hard water area ? with no softening treatment on the supply something else to consider -as it could scale up your boiler over time ask your heating engineer
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what i should not have done when installing solar
scottishjohn replied to scottishjohn's topic in Photovoltaics (PV)
I,m electric only heat pump and UFH Ishould aslo say the house is 400sqm floor area -
put solar on the new house last year and now having had a winter can say that i didi it wrong i went for 13.6kw of panels--no problem but went for 17kw of batteries -iwa going to go for only 4 batteries in the stack --but when they found they could not fit 30 panels and had to fit only 26 the deal was i get another battery instead the bottom line is that when its all working on a sunny day then the batteries fill up quick but in winter get nothing with the intelligent octopus tariff they pay you same as they charge you for electic ,so once batteries are ful it goes back anyway at 27p a unit and the batteries then discharge between 16.00 and 20,00 hrs at 29p sounds good but it will never pay back the cost of to many batteries I am electric only so I am always importing in badmonths so better just to fill smaller batteries sooner and just take the 27p for the rest of it -the 3p extra form storage will never pay for the extra batteries the other thing that happens is it priorities filling batteries ,so like today I am paying out for import even though its charging batteries -yes iget 3p more when selling back -but not the point If doing it again yes all the panels the roof will hold .but do not go over the top on batteries ,unless you are dual fuel and then you would store and use it later
