Daten des FE-Modells
Die Tabellen C.1 und C.2 zeigen die in dem FE-Modell verwendeten drehzahlabh¨angigen Steifigkeits- und D¨ampfungsparameter der Lager (L1, L2) f¨ur die Drehkreisfrequenzen ΩR= 1080 rpm und ΩR = 1800 rpm.
Knoten Richtung ΩR= 1080 rpm ΩR= 1800 rpm Einheit L1 kyy 2,48·107 2,5417·107 kg/s2
kyz −3,01·107 −4,623·107 kg/s2 kzy 4,77·107 5,8944·107 kg/s2 kzz 1,76·107 1,5320·107 kg/s2 L2 kyy 11,0·107 11,482·107 kg/s2 kyz −1,33·107 −3,465·107 kg/s2 kzy 22,1·107 21,208·107 kg/s2 kzz 21,7·107 17,077·107 kg/s2 Tabelle C.1: Steifigkeitsparameter der Gleitlager
Knoten Richtung ΩR= 1080 rpm ΩR= 1800 rpm Einheit L1 dyy 6,01·105 5,2018·105 kg/s
dyz 2,21·105 1,3521·105 kg/s dzy 2,21·105 1,3521·105 kg/s dzz 7,76·105 5,9577·105 kg/s L2 dyy 10,1·105 7,7007·105 kg/s dyz 9,95·105 6,2006·105 kg/s dzy 9,95·105 6,2006·105 kg/s dzz 31,2·105 1,8478·105 kg/s Tabelle C.2: D¨ampfungsparameter der Lager
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Weitere drehzahlunabh¨angige D¨ampfungsparameter, die an der Magnetkupplung, den bei-den Scheiben und am Driving Point verwendet wurbei-den, sind in der Tabelle C.3 aufgelistet.
Knoten Richtung drehzahlunabh¨angig Einheit
M dyy 500 kg/s
dyz 0 kg/s
dzy 0 kg/s
dzz 500 kg/s
S1 dyy 200 kg/s
dyz 0 kg/s
dzy 0 kg/s
dzz 200 kg/s
S2 dyy 400 kg/s
dyz 0 kg/s
dzy 0 kg/s
dzz 400 kg/s
DP dyy 500 kg/s
dyz 0 kg/s
dzy 0 kg/s
dzz 500 kg/s
Tabelle C.3: D¨ampfungsparameter der Kupplung, der Scheiben und am Driving-Point Die Materialdaten des FE-Modells sind in Tabelle C.4 angegeben:
E-Modul = 2.1 E+11 Pa
ν = 0.3 —
ρ = 7850 kg/m3
κ = 0.886 —
Tabelle C.4: Materialdaten des FE-Modells
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