Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
Beide Seiten der vorigen Revision Vorhergehende Überarbeitung Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
sandbox [2023/03/21 09:40] – mexleadmin | sandbox [2023/03/29 11:38] (aktuell) – mexleadmin | ||
---|---|---|---|
Zeile 1: | Zeile 1: | ||
+ | # | ||
+ | |||
+ | A water pump ($\eta_\rm P = 60~\%$) has an electric motor drive ($\eta_\rm M=90~\%$). | ||
+ | The pump has to pump $500~{\rm l}$ water per minute up to $12~{\rm m}$ difference in height. | ||
+ | * What must be the rated power of the motor? | ||
+ | * What current does the motor draw from the $230~{\rm V}$ mains? (assumption: | ||
+ | # | ||
+ | |||
+ | # | ||
+ | |||
+ | A water pump ($\eta_\rm P = 60~\%$) has an electric motor drive ($\eta_\rm M=90~\%$). | ||
+ | The pump has to pump $500~{\rm l}$ water per minute up to $12~{\rm m}$ difference in height. | ||
+ | * What must be the rated power of the motor? | ||
+ | * What current does the motor draw from the $230~{\rm V}$ mains? (assumption: | ||
+ | # | ||
+ | <panel type=" | ||
+ | |||
+ | A water pump ($\eta_\rm P = 60~\%$) has an electric motor drive ($\eta_\rm M=90~\%$). | ||
+ | The pump has to pump $500~{\rm l}$ water per minute up to $12~{\rm m}$ difference in height. | ||
+ | * What must be the rated power of the motor? | ||
+ | * What current does the motor draw from the $230~{\rm V}$ mains? (assumption: | ||
+ | </ | ||
+ | |||
~~NOCACHE~~ | ~~NOCACHE~~ | ||
~~REVEAL theme=dokuwiki& | ~~REVEAL theme=dokuwiki& |