Efficient inverses for selected pairs of variables
Extends from Modelica.Icons.FunctionsPackage (Icon for packages containing functions).
Name | Description |
---|---|
fixdT | Region limits for inverse iteration in region 3 |
dofp13 | Density at the boundary between regions 1 and 3 |
dofp23 | Density at the boundary between regions 2 and 3 |
dofpt3 | Inverse iteration in region 3: (d) = f(p,T) |
dtofph3 | Inverse iteration in region 3: (d,T) = f(p,h) |
dtofps3 | Inverse iteration in region 3: (d,T) = f(p,s) |
dtofpsdt3 | Inverse iteration in region 3: (d,T) = f(p,s) |
pofdt125 | Inverse iteration in region 1,2 and 5: p = g(d,T) |
tofph5 | Inverse iteration in region 5: (p,T) = f(p,h) |
tofps5 | Inverse iteration in region 5: (p,T) = f(p,s) |
tofpst5 | Inverse iteration in region 5: (p,T) = f(p,s) |
Region limits for inverse iteration in region 3
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
din | Density [kg/m3] |
Tin | Temperature [K] |
Name | Description |
---|---|
dout | Density [kg/m3] |
Tout | Temperature [K] |
Density at the boundary between regions 1 and 3
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
Name | Description |
---|---|
d | Density [kg/m3] |
Density at the boundary between regions 2 and 3
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
Name | Description |
---|---|
d | Density [kg/m3] |
Inverse iteration in region 3: (d) = f(p,T)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
T | Temperature (K) [K] |
delp | Iteration converged if (p-pre(p) < delp) [Pa] |
Name | Description |
---|---|
d | Density [kg/m3] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 3: (d,T) = f(p,h)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
h | Specific enthalpy [J/kg] |
delp | Iteration accuracy [Pa] |
delh | Iteration accuracy [J/kg] |
Name | Description |
---|---|
d | Density [kg/m3] |
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 3: (d,T) = f(p,s)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
s | Specific entropy [J/(kg.K)] |
delp | Iteration accuracy [Pa] |
dels | Iteration accuracy [J/(kg.K)] |
Name | Description |
---|---|
d | Density [kg/m3] |
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 3: (d,T) = f(p,s)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
s | Specific entropy [J/(kg.K)] |
dguess | Guess density, e.g., from adjacent volume [kg/m3] |
Tguess | Guess temperature, e.g., from adjacent volume [K] |
delp | Iteration accuracy [Pa] |
dels | Iteration accuracy [J/(kg.K)] |
Name | Description |
---|---|
d | Density [kg/m3] |
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 1,2 and 5: p = g(d,T)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
d | Density [kg/m3] |
T | Temperature (K) [K] |
reldd | Relative iteration accuracy of density [Pa] |
region | Region in IAPWS/IF97 in which inverse should be calculated |
Name | Description |
---|---|
p | Pressure [Pa] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 5: (p,T) = f(p,h)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
h | Specific enthalpy [J/kg] |
reldh | Iteration accuracy [J/kg] |
Name | Description |
---|---|
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 5: (p,T) = f(p,s)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
s | Specific entropy [J/(kg.K)] |
relds | Iteration accuracy [J/kg] |
Name | Description |
---|---|
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |
Inverse iteration in region 5: (p,T) = f(p,s)
Extends from Modelica.Icons.Function (Icon for functions).
Name | Description |
---|---|
p | Pressure [Pa] |
s | Specific entropy [J/(kg.K)] |
Tguess | Guess temperature, e.g., from adjacent volume [K] |
relds | Iteration accuracy [J/(kg.K)] |
Name | Description |
---|---|
T | Temperature (K) [K] |
error | Error flag: iteration failed if different from 0 |