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MailiLoh edited this page Dec 12, 2015
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4 revisions
Standards
The window should stay at least 5 Minutes open, expact the wind is too strong.
Manuel
After choosing manuel on the homepage the window could be opened and closed by the buttons on the homepage as long as the wind is calm.
Automatic
The best temperature for working is between 20°C and 26°C. The ideal temperature is 22°C.
The best humidity for working is between 30% and 65%. The ideal humidity is 50%.
The maximal limit value for CO2 is 0,1 Vol. %.
The maximal limit value for the wind is 20,8 m/s.
The maximal limit value for the noise is 60dB.
Alarms
First alarms had to be defined. To prevent the window from continuous opening and closing the alarms has to be setted at the limit values and reseted at a mean normal value.
Only if the conditions outside are better then inside, it is useful to open the window.
Main Concept
The concept was designed as logic diagram.
It consists two main states, the window is opened or closed. Between these states are the opening and closing states as well as the waiting states.