paqueta.py

Created by paseromatthew

Created on December 06, 2023

486 Bytes

z = a + ib
|z|=Va^2+b^2
_
z=a-ib

costeta=a/|z|
arcos(a/|z|) = teta
sinteta=b/|z|
forme polaire > [|z|;teta)
forme trigo > |z|(costeta+isinteta)
  _     _
z.z'/z'.z' = z/z'


pulsation = 2pi.f (rad/s)
phase a l'origine (fi)= 2pi.t/T (rad)
S puissance apparente=ueff.ieff
P=puissance active(puissance moyenne)
k=P/S


Rth=e/lambda.Surface
fluxtherm=lambda.(Surface.T1-T2)/e
Rth(enK.W^-1)=T1-T2/fluxtherm
fluxtherm(en W)=Q/deltaTemps(second)

Q=joule

lambda=en W.m^-1.K^-1

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