XPost: alt.home.repair, uk.d-i-y, alt.sci.physics   
   From: rod.speed.aaa@gmail.com   
      
   "Commander Kinsey"  wrote in message   
   news:op.z2zgydx2wdg98l@desktop-ga2mpl8.lan...   
   > On Thu, 06 Jun 2019 22:59:47 +0100, trader_4    
   > wrote:   
   >   
   >> On Thursday, June 6, 2019 at 5:45:33 PM UTC-4, Commander Kinsey wrote:   
   >>> On Thu, 06 Jun 2019 22:25:56 +0100, Andy Burns    
   >>> wrote:   
   >>>   
   >>> > Commander Kinsey wrote:   
   >>> >   
   >>> >> I noticed some new houses being built, all with environmental shit,   
   >>> >> like   
   >>> >> solar panels, water reclamation from gutters etc.  But why do they   
   >>> >> have   
   >>> >> only 3 or 4 panels when the roof could hold about 12?   
   >>> >   
   >>> > Very little incentive to have any at all now that the feed-in/bribery   
   >>> > tariff has ended.   
   >>>   
   >>> That's what I would have thought, but these houses are only a couple of   
   >>> years old.  None I could understand, loads I could understand, but not a   
   >>> few on each roof.   
   >>   
   >> One factor could be that the output per panel has gone up over   
   >> time.  They were ~200W a decade ago, new ones are ~300W.  But still   
   >> 3 or 4 would be only 1200W, not even enough to equal what a typical house   
   >> uses.   And you'd think that some of the cost is fixed, ie putting in   
   >> 12 isn't going to cost 3 times what it costs to put in 4, so if it's   
   >> undersized, the economics is worse.   
      
   > Agreed - you might aswell make as much use of the roof space as you can.   
      
   Problem is the cost of that.   
      
   > And so what if you generate more than the house uses?   
      
   You've obviously wasted your money.   
      
   > There are houses that don't generate anything.  And once we all use   
   > electric cars, we'll need a hell of a lot more.   
      
   But it makes a lot more sense to use nukes for that.   
      
   > It also seems damn stupid to build an estate of 50 houses and put 1.2kW on   
   > each roof, instead of 2.4kW on half the roofs, with a much lower   
   > installation cost.   
      
   But that approach isnt viable. No one is going to   
   pay for the cost of doing it on someone else's roof.   
      
   --- SoupGate-Win32 v1.05   
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