Ãåéá óáò êáé ðÜëé. Excel & VBA once again.
Ôï áðëü áõôü öýëëï õðïëïãßæåé ôçí ðôþóç ôÜóçò óå Ýíáí áãùãü, âÜóç ôïõ öïñôßïõ ôïõ. Ïé ó÷Ýóåéò ðïõ ÷ñçóéìïðïéïýíôáé åßíáé ïé óõíçèéóìÝíåò:
Vd = 2*ñ*É*L/S ãéá ìïíïöáóéêü êáé
Vd = sqrt3*ñ*É*L/S ãéá ôñéöáóéêü
ÕðÜñ÷åé äõíáôüôçôá åðéëïãÞò ôïõ õëéêïý ôïõ áãùãïý (÷áëêüò, áëïõìßíéï êáé ìåñéêÜ áêüìç) êáèþò åðßóçò êáé ôçò äéáôïìÞò ôïõ (1.5 mm2, 2.5mm2 êëð).
To êáôåâÜæåôå áðü åäþ:
https://www.filesanywhere.com/fs/v.a...8a5c60717bb399
Ôï öýëëï áíáðôý÷èçêå óå office 2010 ïðüôå èá ôñÝ÷åé óå office 2007 êáé íåþôåñåò åêäüóåéò ôïõ. Ãéá íá ëåéôïõñãÞóåé ôï öýëëï èá ðñÝðåé íá Ý÷åôå åíåñãïðïéçìÝíåò ôéò ìáêñïåíôïëÝò.
ÏôéäÞðïôå ðñüâëçìá ðñïêýøåé ãñÜøôå ìïõ åßôå åäþ åßôå óôåßëôå ìïõ Ýíá email.
Åëðßæù íá óáò ÷ñçóéìåýóåé êÜðïõ....
edit: ¼ðïéïò âéÜæåôáé óêïíôÜöôåé. Äéïñèþèçêå Ýíá ìéêñü ëáèÜêé (óôïí ôñéöáóéêü õðïëïãéóìü).
http://www.myengineeringworld.net