Sprinkler: Difference between revisions
Jump to navigation
Jump to search
| Line 18: | Line 18: | ||
== Open Weather Api == | == Open Weather Api == | ||
City list: http://bulk.openweathermap.org/sample/city.list.json.gz | City list: http://bulk.openweathermap.org/sample/city.list.json.gz | ||
Example city: | |||
<source lang='json'> | <source lang='json'> | ||
{ | { | ||
Revision as of 16:32, 1 August 2018
Requirements
- The System shall sprinkle if the lawn needs water
- The System shall sprinkle in the morning no earlier then 6:30 pm
- The System shall collect rain data from a weather service e.g. Deutscher Wetter Dienst open data server opendata.dwd.de
Use cases
System context
Weather API alternatives
- http://www.programmieren-optimieren.de/php/google-wetter-api-eingestellt-die-alternativen/
- https://stackoverflow.com/questions/12461730/find-weather-using-java
Open Weather Api
City list: http://bulk.openweathermap.org/sample/city.list.json.gz Example city:
{
"id": 2808559,
"name": "Willich",
"country": "DE",
"coord": {
"lon": 6.55,
"lat": 51.26667
}
},
DWD Data
Precipitation data:
- https://www.dwd.de/DE/leistungen/radolan/radolan.html
- Adjusted 1h total precipitation [mm/h] (Radolan), 1km x 1km, Runlength format raa01-rw_10000-[yyMMddhhmm]-dwd---bin
- https://www.dwd.de/EN/ourservices/surface_weather_observations/surface_weather_observations.html
How to read Radolan data
Wetter Online
METAR
https://en.wikipedia.org/wiki/METAR Example: Mönchengladbach