On Mon, 22 May 2006 16:34:03 +0200, Torsten wrote in message <[EMAIL PROTECTED]>:
> Hi, > > i am currently implementing some basic structural icing. > It is implemented in nasal and works like this: > > - check outside air temperature, dewpoint and effective visibility in > a timer loop at low frequency > - if temperature is in the potential icing range and equal to dewpoint > and visibility below a certain value, assume you are in cloud and > propagate a generated icing severity (trace,light,moderate,severe) to > the property tree. Since there is no information about the liquid > water content of our generic clouds, I use an algo to generate the > severity of icing. - Another part checks the icing severity and > calculates the icing level on configurable icing sensitive areas > (wing, prop, fuselage etc). ..we could pick this out of weather data. And we could do something similar to this for thermals. And contrails. > These icing levels can than be used to scale some lift and drag > coefficients and change the mass of the aircraft in the FDM .._which_ fdm? Or all of them??? > and let your bird do some unexpected things. They can also be used for > 3d model animations to make the ice visible. ..clear air icing too? :o) -- ..med vennlig hilsen = with Kind Regards from Arnt... ;o) ...with a number of polar bear hunters in his ancestry... Scenarios always come in sets of three: best case, worst case, and just in case. ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Flightgear-devel mailing list Flightgear-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/flightgear-devel
