[Tagging] Charging stations: socket:<type>:output -- which format for the value?

[brad]

I don't have an opinion about kw or w, but if the value is only a 
number, then to prevent confusion and reduce mistagging the key should 
specify, output-kw=22 .


On 7/29/19 5:00 AM, dktue wrote:
> I'd vote for kW aswell (and a value of "22" then), since we're not 
> always using SI and not always base-unit-values (see kilometers per hour).
>
> Am 29.07.2019 um 12:53 schrieb Martin Koppenhoefer:
>>
>>
>> Am Mo., 29. Juli 2019 um 12:39 Uhr schrieb dktue 
>> <email at daniel-korn.de <mailto:email at daniel-korn.de>>:
>>
>>     Hello,
>>
>>     the OSM-Wiki-page on charging stations [1] defines the tag
>>     socket:<type>:output=watt
>>
>>     wheres the examples contain values like "22 kW".
>>
>>     What would the preferred format be? "22000" or "22 kW"? I would
>>     like to
>>     clearify this on the wiki-page.
>>
>>     Personally I would prefer "22000" as it fits with other
>>     OSM-values (no
>>     units).
>>
>>
>>
>> generally people are encouraged to add units for disambiguation 
>> reasons and to use locally used units and preferably SI units.
>>
>> For power, no default units are currently specified on this page:
>> https://wiki.openstreetmap.org/wiki/Map_Features/Units
>>
>> And it doesn't even mention horsepower for power, a unit that for 
>> many people may be more evocative than Watt (everybody can imagine 30 
>> horses, but how much are 22 kW?) ;-)
>>
>> Personally, if we were to set up a default for power units, I would 
>> prefer kW, because if we'd use Watt we will get very high numbers for 
>> MW (e.g. needed for power generators). Presuming, we would have the 
>> same standard unit for all things power, and not different defaults 
>> for socket and say power stations.
>>
>> Cheers,
>> Martin
>>
>>
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