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changed sign of temperature offset adjustment of d and F in razorbill

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This commit is contained in:
zolliker 2024-07-18 15:41:35 +02:00
parent 5d0c980e22
commit 4c71e44cd2
1 changed files with 2 additions and 2 deletions
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frappy_psi/razorbill.py
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@ -61,7 +61,7 @@ class Displacement(Readable):
# calculate displacement from temperature and capacitance
d0_T = self.d0_curve['a'] + self.d0_curve['b']*temp + self.d0_curve['c']*temp**2 + self.d0_curve['d']*temp**3 + self.d0_curve['e']*temp**4
disp = self.alpha290K / (cap - self.Cp) - self.d0 + d0_T
disp = self.alpha290K / (cap - self.Cp) - self.d0 - d0_T
return disp
@ -94,7 +94,7 @@ class Force(Readable):
alpha = self.alpha290K * (0.91 + 5e-5*temp + 9e-7*temp**2)
f0_T = self.f0_curve['a'] + self.f0_curve['b']*temp + self.f0_curve['c']*temp**2 + self.f0_curve['d']*temp**3 + self.f0_curve['e']*temp**4
force = alpha / (cap - self.Cp) - self.f0 + f0_T
force = alpha / (cap - self.Cp) - self.f0 - f0_T
return force