Re: Water Butt Solar Pump

["Andy Davies" <dajdavies@xxxxxxxxx>]

Stick 12v water butt pump into google and among the dross you will
come across a few interesting ideas that might be adaptable e.g.
http://www.alternativetechnology.info/rainwater_recycling.pdf

Andy

2008/6/9 Paul Bendall <paul@xxxxxxx>:
> Evening all,
>
> Looking for advice with regard to a continuing irrigation project.
> Currently I have a 600L water tank that collects water from one-half
> of the roof. I want to use this more effectively and possibly add
> another two small water butts at the top of the garden to drive an
> irrigation system.
>
> From the current water butt to the top of the garden is around an
> uphill slop of 1m - 1.5m. Then from the top of the garden to the
> front of the house is maybe a 2m fall.
>
> Therefore, I am thinking of getting a solar powered pump to take
> water from the large butt up to the small butts. No real head because
> the top of the large butt would probably be around the same height as
> the top of the small butts.
>
> First point what sort of pump would be best for this task, maybe a
> 12v bilge pump?
>
> Then from the top of the garden the water will have three funtions:
> 1. Feed a leaky hose irrigation system around a hedge and flower bed,
> leaky hose needs high volume low pressure so possibly will get away
> with just gravity?
> 2. Pop up sprinklers for the lawn, I assume these are going to need
> high pressure lower volume?
> 3. Run pipe to the front of the house to use as a source for water
> pressure cleaner and garden tap for miscellanous tasks. I guess this
> needs to be high pressure, high volume and achieve close to mains
> pressure at 1.5bar?
>
> For point 2 and 3 I assume I may need a second pump, but again what
> type? I would like to use a solar panel to a battery array to power
> the pump.
>
> Control for the setup would be via a solenoid array (three or four)
> and controlled by Idratek.
>
> Cheers
>
> Paul
>
>
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