RE: Underfloor heating and HA control?

["Paul Gale" <groups@xxxxxxxxxxxxxxxx>]

Thanks Nigel - that sounds like it will indeed be a complicated setup!

Paul.



> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf Of
> Nigel Giddings
> Sent: 19 October 2006 09:10
> To: ukha_d@xxxxxxx
> Subject: RE: [ukha_d] Underfloor heating and HA control?
>
> Hi Paul,
>
> Sounds like you will be a busy boy...
>
> I have a wet UFH system in the new build with 14 Zones plus a DHW Loop
> and Towel Radiator circuit. This adds up to a nice round 16 (at least
in
> computer terms).
>
> My UFH was supplied by Chelmer heating www.chelmerheating.co.uk not
sure
> they are the cheapest but they are knowledgeable, provide good design
> drawings and are willing to understand your system.
>
> It is possible to fit UFH in wooden floors using spreader plates but
you
> are probably better discussing this with Chelmer initially.
>
> MY control system is Homebrew using a VIOM and homeseer, hence the 16
> O/Ps. I will also be using a midon design one 1 wire temperature board
> with DS1820s and the mcsTemperature plugin for Homeseer.
>
> http://photos.corbenic.co.uk/dcp02093jpg.html
>
> This has not been commissioned so cannot comment on performance just
yet
> but the Midon 1 Wire interface and mcsTemperature plug-in is working
> very well.
>
> http://photos.corbenic.co.uk/temperaturejpg.html
>
> I have a couple of wants for the system that will be developed as the
> system is commissioned. Learning the characteristics of each room to
> enable the system to predict how to heat depending on current and
> forecast weather and usage, I have the possibility of measuring room
air
> temperature and slab temperature. Integration with house status,
> occupied, unoccupied, away. Monitoring room windows and doors to stop
> trying to heat a room if an external door or window is open. Working
> with the MVHR system and possibly a heat bank to preheat incoming air.
> Operation of DHW loop depending on occupancy, time of day and motion
> detection. Operation of Towel radiators for best effect.
>
> I think the heating system in a house offers some of the best
> opportunities for home automation to improve comfort and operating
cost.
> I am lucky in that the system has many points to plug into, many
zones,
> many temperature collection points and external influence detection
> (weather actual and forecast, occupancy, personal requirements).
>
> Hopefully somethings for you to follow up.
>
> One thing I am building into the system is a set of changeover
switches
> that can be mechanically operated so that the heating reverts to
> operation by three electromechanical thermostats (one on each floor)
> should the 'complicated' system fail in some way. I have had a similar
> setup in my 'cottage' (a wooden shack we live in during the build)
with
> 3 zone valves, and a few DS1820s operating for 5 years and never had
to
> operate the switches except for planned maintenance...
>
> Good luck
>
> Nigel
> -----Original Message-----
> From: Paul Gale [mailto:groups@xxxxxxx]
> Sent: 19 October 2006 08:39
> To: ukha_d@xxxxxxx
> Subject: [ukha_d] Underfloor heating and HA control?
>
> I'm going to be putting a wet under floor heating system into my loft
> conversion. The floor will be a timber and real wood flooring. My
> architect says this is possible and there are systems available to do
> this (rather than embedding in concrete).
>
> Obviously! I want to be able to control this and feed it into my HA
> system. I currently use Smartfit connected to Comfort - but this is
only
> a single zone solution.
>
> While we're doing this, we may also be doing a fair bit of work to the
> house heating system and may even be replacing the boiler. This would
be
> a good opportunity to finally create a proper zoned system - I'd
ideally
> like to be able to control the temp in a number of zones around the
> house - if not in every room individually.
>
> So - any ideas or recommendations for:
>
> a)	Type/manufacturer of the UFH
> b)	Type and manufacturer of the control system
> (automatable/with status control)
> c)	Type of system to fit in the existing rooms?
>
> Having Comfort, HomeVision Pro, HomeSeer and a xAP network, how might
I
> integrate this heating system? I'll also be getting CBus if that makes
> any difference?
>
> Thanks,
>
> Paul.
>
>
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
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