[Tagging] Wind turbines: big and small

fly lowflight66 at googlemail.com
Mon Oct 7 19:58:48 UTC 2013


On 07.10.2013 21:13, Janko Mihelić wrote:
> Dana ponedjeljak, 7. listopada 2013., korisnik John F.
> Eldredge<john at jfeldredge.com <mailto:john at jfeldredge.com>> je napisao:
>>
>> As far as I know, we don't have a standard method for tagging the
> height of an object mounted on top of another object, as distinct from
> the combined heights of the objects above ground, or the elevation above
> sea level of the base of the object.  There are likely to be other
> cases, in addition to wind turbines, where this distinction would be useful.
>>
> 
> I think we have a method.
> 
> Say we have a 20 meter building with a 3 meter wind turbine on the roof.
> You would have an area tagged with building=yes + height=20 and a node
> tagged with power=generator + generator:source=wind + height=23 +
> min_height=20.

No, if it is mounted on top I would say height=3 for the object.

min_height is only used for building:part but not for explicit tagged
objects on top of another object. Please use ele=* to specify the elevation.

> It's a question if a power=generator represents the whole tower or just
> the generator. I would maybe add a man_made=tower to all wind turbines
> to remove any doubt.

And you tag the height of the mast/tower or the height of the generator ?




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