Rozdział 3 Flashcards

1
Q

I zasada termodynamiki dla adiabaty

A

dU=-pdV

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2
Q

związki między parametrami stanu w adiabacie

A

TV^(kappa-1), p^(1-kappa)*T^(kappa), pV^(kappa) = const, kappa = Cp/Cv

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3
Q

praca w adiabacie

A

const (V1^1-k - V2^1-k/1-k) lub p1V1-p2V2/1-k=p2V2-p1V1/k-1

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4
Q

praca rozprężenia w adiabacie

A

-Cv(T1-T2)=Cv(T2-T1), W<0

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5
Q

praca sprężenia izotermicznego w cyklu Carnota

A

RT2*ln V3/V4, W>0, Q<0

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6
Q

praca sprężenia adiabatycznego

A
  • Cv (T2-T1). W>0
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7
Q

suma pracy w cyklu Carnota

A
  • Q1 - Q2
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8
Q

współczynnik sprawności cyklu Carnota

A

W/Q1, T1-T2/T1, Q1+Q2/Q1, jest mniejszy od 1,

Q1/T1+Q2/T2=0

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9
Q

dS - pochodna entropii

A

różniczka zupełna deltaQ/T

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10
Q

połączenie I i II zasady termodynamiki

A

dU = TdS - pdV

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11
Q

entalpia w izobarze

A

H = U + pV

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12
Q

różniczka zupełna entalpii

A

dH = TdS + VdP

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13
Q

entropia przejścia fazowego

A

delta Spf = delta Hpf/T

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