Bridgman thermodynamic formulas
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Notation used (from Table I):
p
is the
pressure
.
T
is the
temperature
(in Kelvin).
V
is the volume.
S
is the
entropy
.
Q
is the
heat
.
W
is the
work
.
U
is the
internal energy
.
H
is the
enthalpy
G
is the
Gibbs energy function
A
is the
Helmholtz energy function
.
Bridgman thermodynamic formulas
[1]
Contents
1
Table II
1.1
pressure
1.2
temperature
1.3
volume
1.4
entropy
1.5
heat
1.6
work
1.7
internal energy
1.8
enthalpy
1.9
Gibbs energy function
2
See also
3
References
Table II
[
edit
]
pressure
[
edit
]
∂
T
|
p
=
−
∂
p
|
T
=
1
∂
V
|
p
=
−
∂
p
|
V
=
∂
V
∂
T
|
p
∂
S
|
p
=
−
∂
p
|
S
=
C
p
/
T
∂
Q
|
p
=
−
∂
p
|
Q
=
C
p
∂
W
|
p
=
−
∂
p
|
W
=
p
∂
V
∂
T
|
p
∂
U
|
p
=
−
∂
p
|
U
=
C
p
−
p
∂
V
∂
T
|
p
∂
H
|
p
=
−
∂
p
|
H
=
C
p
∂
G
|
p
=
−
∂
p
|
G
=
−
S
∂
A
|
p
=
−
∂
p
|
A
=
−
(
S
+
p
∂
V
∂
T
|
p
)
temperature
[
edit
]
∂
V
|
T
=
−
∂
T
|
V
=
−
∂
V
∂
p
|
T
∂
S
|
T
=
−
∂
T
|
S
=
∂
V
∂
T
|
p
∂
Q
|
T
=
−
∂
T
|
Q
=
T
∂
V
∂
T
|
p
∂
W
|
T
=
−
∂
T
|
W
=
−
p
∂
V
∂
p
|
T
∂
U
|
T
=
−
∂
T
|
U
=
T
∂
V
∂
T
|
p
+
p
∂
V
∂
p
|
T
∂
H
|
T
=
−
∂
T
|
H
=
−
V
+
T
∂
V
∂
T
|
p
∂
G
|
T
=
−
∂
T
|
G
=
−
V
∂
A
|
T
=
−
∂
T
|
A
=
p
∂
V
∂
p
|
T
volume
[
edit
]
∂
S
|
V
=
−
∂
V
|
S
=
1
/
T
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
Q
|
V
=
−
∂
V
|
Q
=
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
∂
W
|
V
=
−
∂
V
|
W
=
0
∂
U
|
V
=
−
∂
V
|
U
=
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
∂
H
|
V
=
−
∂
V
|
H
=
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
−
V
∂
V
∂
T
|
p
∂
G
|
V
=
−
∂
V
|
G
=
−
(
V
∂
V
∂
T
|
p
+
S
∂
V
∂
p
|
T
)
∂
A
|
V
=
−
∂
V
|
A
=
−
S
∂
V
∂
p
|
T
entropy
[
edit
]
∂
Q
|
S
=
−
∂
S
|
Q
=
0
∂
W
|
S
=
−
∂
S
|
W
=
−
(
p
/
T
)
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
U
|
S
=
−
∂
S
|
U
=
(
p
/
T
)
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
H
|
S
=
−
∂
S
|
H
=
−
V
C
p
/
T
∂
G
|
S
=
−
∂
S
|
G
=
−
(
1
/
T
)
(
V
C
p
−
S
T
∂
V
∂
T
|
p
)
∂
A
|
S
=
−
∂
S
|
A
=
(
1
/
T
)
(
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
+
S
T
∂
V
∂
T
|
p
)
heat
[
edit
]
∂
W
|
Q
=
−
∂
Q
|
W
=
−
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
U
|
Q
=
−
∂
Q
|
U
=
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
H
|
Q
=
−
∂
Q
|
H
=
−
V
C
p
∂
G
|
Q
=
−
∂
Q
|
G
=
−
(
S
T
∂
V
∂
T
|
p
−
V
C
p
)
∂
A
|
Q
=
−
∂
Q
|
A
=
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
+
S
T
∂
V
∂
T
|
p
work
[
edit
]
∂
U
|
W
=
−
∂
W
|
U
=
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
H
|
W
=
−
∂
W
|
H
=
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
−
V
∂
V
∂
T
|
p
)
∂
G
|
W
=
−
∂
W
|
G
=
−
p
(
V
∂
V
∂
p
|
T
+
S
∂
V
∂
p
|
T
)
∂
A
|
W
=
−
∂
W
|
A
=
−
p
S
∂
V
∂
p
|
T
internal energy
[
edit
]
∂
H
|
U
=
−
∂
U
|
H
=
−
V
(
C
p
−
p
∂
V
∂
T
|
p
)
−
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
∂
G
|
U
=
−
∂
U
|
G
=
−
V
(
C
p
−
p
∂
V
∂
T
|
p
)
+
S
(
T
∂
V
∂
T
|
p
+
p
∂
V
∂
p
|
T
)
∂
A
|
U
=
−
∂
U
|
A
=
p
(
C
p
∂
V
∂
p
|
T
+
T
(
∂
V
∂
T
)
2
|
p
)
enthalpy
[
edit
]
∂
G
|
H
=
−
∂
H
|
G
=
−
V
(
C
p
+
S
)
+
T
S
∂
V
∂
T
|
p
∂
A
|
H
=
−
∂
H
|
A
=
−
(
S
+
p
∂
V
∂
T
|
p
)
(
V
−
T
∂
V
∂
T
|
p
)
+
p
∂
V
∂
p
|
T
Gibbs energy function
[
edit
]
∂
A
|
G
=
−
∂
G
|
A
=
−
S
(
V
+
p
∂
V
∂
p
|
T
)
−
p
V
∂
V
∂
T
|
p
See also
[
edit
]
Thermodynamic relations
Maxwell's relations
References
[
edit
]
↑
P. W. Bridgman "A Complete Collection of Thermodynamic Formulas", Physical Review
3
pp. 273-281 (1914)
Related reading
James B. Cooper and T. Russell "On the Mathematics of Thermodynamics", arXiv:1102.1540v1 Tue, 8 Feb (2011)
James B. Cooper "Thermodynamical identities - a systematic approach", arXiv:1108.4760v1 Wed, 24 Aug (2011)
Category
:
Classical thermodynamics
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