[OpenTRV-dev] Anatomy of a TRV

[Damon Hart-Davis]

Have a look at the list of occupancy-sensing ideas I put in the wiki.

Rgds

Damon


On 28 Mar 2013, at 09:37, Jack Kelly wrote:

> On the topic of IR / ultrasound:
> 
> Any sort of occupancy detection built into the TRV would be very interesting for a future design iteration, IMHO.  IR / ultrasound / CO2 (*very* expensive!) / vibration detector (microphone with low pass filter) etc.
> 
> In general, my hunch is that only the very geekiest folks will ever bother to explicitly program an efficient room-by-room heating schedule so anything we can do to automate the generation of a room-by-room schedule could significantly widen the appeal of the system (conditional on the system not frightening users: there's a real risk that people will worry that they're being spied on).
> 
> (BTW, one of my MSc students will almost certainly be doing her summer project on room-by-room occupancy prediction based on PIR and individual appliance power data: not as easy as it might first appear!).
> 
> 
> 
> On 28 March 2013 07:51, Stuart Poulton <EMAIL ADDRESS HIDDEN> wrote:
> Damon,
> 
> More than happy for it to go on-line.
> 
> Feel free to add items as required.
> 
> Stuart
> 
> 
> On 28 Mar 2013, at 06:35, Damon Hart-Davis wrote:
> 
> > That's excellent: may I put it up on the main page?
> >
> >
> > On 27 Mar 2013, at 22:12, Stuart Poulton wrote:
> >
> >> Communication Interface
> >>      - RF
> >>      - Serial
> >>      - USB
> >>      - Ethernet
> >>      - Xbee
> >>      - ZWave
> >
> > To this should be added other wired connections such as RS232/RS423/1-Wire for those people who have already wired their house for sensors, and/or for split TRV units in situations where a wired connection makes more sense, IMHO.
> >
> > Conceivably also IR and ultrasound can go in here.
> >
> > Rgds
> >
> > Damon
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