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416 Commits

Author SHA1 Message Date
Ian Bell
a5b7b6f8b7 Implemented phase identification parameter 
Closes https://github.com/CoolProp/CoolProp/issues/139

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-11 10:22:01 +02:00
Ian Bell
20cae192b0 Added necessary code to get sat_p working for dewpoint calculations, phase envelopes build for R32/R125 - was getting bad density roots 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-11 02:15:19 +02:00
Ian Bell
58556c6e14 Expose mole fractions of liquid and vapor through python 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-11 02:12:44 +02:00
Ian Bell
3844f281fd Maximum temp for PY flash is now 1.5*Tmax 
Closes https://github.com/CoolProp/CoolProp/issues/137

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 16:24:36 +02:00
Ian Bell
a2a2c80323 Renamed normalization flag 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 15:53:57 +02:00
Ian Bell
d64889965b Removed old-style gas constant normalization 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 15:46:18 +02:00
Ian Bell
883b7a3f09 Implemented new gas constant normalization method - seems to work well and doesn't touch pure fluid properties 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 15:44:01 +02:00
Ian Bell
86f52bdf4e Phase Envelope calculations now include Tsat_max and psat_max, along with indices thereof. 
The Tsat_max and psat_max values are calculated using exact solution based on finding dT/dP and dp/dT equaling zero by a 1D solution in rhov.

See also https://github.com/CoolProp/CoolProp/issues/133

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 15:17:19 +02:00
Ian Bell
7bf4216240 Repaired humid air properties. Validation runs now 
Closes https://github.com/CoolProp/CoolProp/issues/125

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 10:14:29 +02:00
Ian Bell
95d402d635 Helmholtz backend can take name directly as string 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-10 10:13:22 +02:00
Ian Bell
4acec3807b Added backwards compatibility layer for REFPROP- and REFPROP-MIX: from version 4 and passing test 
Closes https://github.com/CoolProp/CoolProp/issues/135

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-09 14:48:25 +02:00
Ian Bell
92299092a4 Updated python wrappers of both Abstract State and old kSI based state class 
Fixed cp0
Works again with PDSim
Closes https://github.com/CoolProp/CoolProp/issues/134

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-09 14:30:42 +02:00
Ian Bell
7757311a48 Added failing tests for minimum pressure of melting curves 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-09 00:21:02 +02:00
Ian Bell
494c27fa8b Fixed mixture derivative tests - all pass now 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-08 21:49:29 +02:00
Ian Bell
865aee0a6a Updated REFPROP aliases for all fluids + test to close https://github.com/CoolProp/CoolProp/issues/130 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-08 20:48:01 +02:00
Ian Bell
853228f847 Reverted gas constant normalization - implemented constant R_u for mixtures with no other changes 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-08 19:31:07 +02:00
Ian Bell
edf39c7387 Finished normalization of the gas constants 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-08 17:34:05 +02:00
Ian Bell
068e737388 TP flash basically working again for mixtures 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-08 00:08:18 +02:00
Ian Bell
af03189c5b Fixed a lot of little things to get multi-component phase envelopes to build. 
Testing of mixture derivatives entirely refactored - much cleaner

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-07 21:56:34 +02:00
Ian Bell
295f963a45 Phase envelope construction is working - some edge cases to deal with, but looking good overall 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-07 15:18:20 +02:00
Ian Bell
62beb5814a Excess functions take std::size_t 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-07 15:06:14 +02:00
Ian Bell
5342ac2204 Clear the phase envelope before making the next one. 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-07 00:54:44 +02:00
Ian Bell
518aeca7d8 Fixed MixedParameters.cpp to remove c++11 functionality 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-07 00:34:13 +02:00
Ian Bell
e92ed95a98 Cleaned up the c_Y functions for GERG to make use of the beta functions relationship beta_ij = 1/beta_ji 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 21:43:53 +02:00
Ian Bell
7466ffd6d5 PhaseEnvelope added to CoolProp.i SWIG interface 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 21:41:41 +02:00
Ian Bell
cdc21e38e8 PhaseEnvelopeData can be extracted using the get_phase_envelope_data function from the AbstractState 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 21:41:14 +02:00
Ian Bell
783f27f0dc ExcessHEFunction.h all unsigned int replaced with std::size_t 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 21:39:37 +02:00
Ian Bell
b6f9ce89ed Moved PhaseEnvelope.h to include folder 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 21:08:43 +02:00
Ian Bell
e9297e8dc5 Calculate enthalpy and entropy as part of phase envelope 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 19:56:54 +02:00
Ian Bell
46135f69b6 Broke up the critical determination term for easier debugging 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 19:03:02 +02:00
Ian Bell
b8b4187d49 Interpolation for phase envelopes is based on *new* value for rhomolar_vap - much better 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 18:27:05 +02:00
Ian Bell
73c90b4b01 Gas constants are now all set to CODATA 2010 value and terms n_i in residual terms are multiplied by R_u_old/R_u_new 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 18:09:01 +02:00
Ian Bell
047f63861d Provide a body for the function that MSVC doesn't like 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 18:01:06 +02:00
Ian Bell
ea4bc07273 FlashRoutines uses parameters instead of int for other parameter 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 18:00:41 +02:00
Ian Bell
354c924ca6 Excess is header only completion 
Fixed bug with init of Q for phase envelope construction

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 16:10:12 +02:00
Ian Bell
ee6d6ecadc Excess is now header-only 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 15:47:46 +02:00
Ian Bell
8fdd1fddaf Refactor of mixing parameters successful 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-06 15:41:33 +02:00
Ian Bell
f7d639db51 Phase envelope construction working now for Ethane/Propane for a range of mole fractions 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-05 12:03:52 +01:00
Ian Bell
905fec810d Phase envelope code and data structures set up 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-05 10:09:36 +01:00
Ian Bell
f5ad4c9595 Updated flash routines at low temperature to close https://github.com/CoolProp/CoolProp/issues/124 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-03 18:32:42 +01:00
Ian Bell
b7b502ef81 Changed the cast for benzene higher-order viscosity 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-03 17:39:02 +01:00
Ian Bell
0c38f2600c Remove std::size_t cast in ReducingFunctions 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-03 17:38:13 +01:00
Ian Bell
fca950907f Implemented benzene viscosity correlation of Avgeri et al. from JPCRD, 2014 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-09-02 14:56:04 +01:00
Ian Bell
5e470617c9 Newton-raphson works for mixtures 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-30 19:19:10 +02:00
Ian Bell
d539f5cde8 Yes!! Composition derivatives working almost entirely. 2014-08-28 21:52:25 +02:00
Ian Bell
e7aa3df917 Implemented the x_N dependent form of the composition derivatives. Mostly working but derivatives with respect to x_N DO NOT work 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-28 01:22:10 +02:00
Ian Bell
b518684404 Squashed MSVC errors about pow functions 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-27 16:33:02 +02:00
Ian Bell
e062e0dbf6 Ancillary saturation solver works a bit better, still some issues. 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-26 23:20:24 +02:00
Ian Bell
dafa165dd8 Add note for methanol 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-26 23:15:04 +02:00
Ian Bell
29170cd44c Tidy derivatives 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
 2014-08-26 23:13:55 +02:00