/[ascend]/trunk/models/johnpye/fprops/helmholtz.h
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Revision 2114 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Dec 8 08:08:00 2009 UTC (10 years, 7 months ago) by jpye
File length: 5013 byte(s)
Diff to previous 2107
Starting some more work on saturation curves.

Revision 2107 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Dec 4 06:25:16 2009 UTC (10 years, 7 months ago) by jpye
File length: 4891 byte(s)
Diff to previous 1996
More work on the carbon dioxide coefficients.

Revision 1996 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Feb 5 09:42:42 2009 UTC (11 years, 5 months ago) by jpye
File length: 4713 byte(s)
Diff to previous 1989
Added acentric factor to HelmholtzData.
Working on adding calculation of saturation curve using Maxwell phase-equilibrium condition (per IAPWS95).

Revision 1989 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Feb 3 07:29:29 2009 UTC (11 years, 5 months ago) by jpye
File length: 4564 byte(s)
Diff to previous 1988
Added helmholtz_w and helmholtz_cp.
Added test for helmholtz_w with water.
This exposes the fact that helm_resid_deldel and helm_resid_deltau need critical terms added.

Revision 1988 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Feb 3 05:38:33 2009 UTC (11 years, 5 months ago) by jpye
File length: 4425 byte(s)
Diff to previous 1920
Added critical terms to helm_resid_tautau.
Tests for water for cv pass.

Revision 1920 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Oct 3 07:02:27 2008 UTC (11 years, 9 months ago) by jpye
File length: 4354 byte(s)
Diff to previous 1915
Fixed bug with du/dT and dh/dT.

Revision 1915 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Oct 2 08:49:17 2008 UTC (11 years, 9 months ago) by jpye
File length: 4201 byte(s)
Diff to previous 1905
Adding calculation of derivatives of h.

Revision 1905 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Sep 27 04:54:12 2008 UTC (11 years, 9 months ago) by jpye
File length: 4048 byte(s)
Diff to previous 1904
Calculated (dp/dT)_rho, seems to look OK when testing with hydrogen.

Revision 1904 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Sep 27 03:32:21 2008 UTC (11 years, 9 months ago) by jpye
File length: 3895 byte(s)
Diff to previous 1887
Removed redundant HelmholtzExpTerm, and corrected nitrogen.c to use
HelmholtzGausTerm instead.

Revision 1887 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 22 10:05:27 2008 UTC (11 years, 9 months ago) by jpye
File length: 4285 byte(s)
Diff to previous 1885
Working on debugging gaussian terms.

Revision 1885 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Sep 19 04:46:18 2008 UTC (11 years, 9 months ago) by jpye
File length: 3815 byte(s)
Diff to previous 1874
Starting work on data structures for 'critical terms' as used in water and hydrogen correlations.

Revision 1874 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 18 04:27:16 2008 UTC (11 years, 9 months ago) by jpye
File length: 2752 byte(s)
Diff to previous 1863
Added some GPL headers, fixing water helm_ideal coefficients.

Revision 1863 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 15 03:12:29 2008 UTC (11 years, 9 months ago) by jpye
File length: 1994 byte(s)
Diff to previous 1850
Added tests for Helmholtz energy, still failing.

Revision 1850 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Sep 2 06:56:47 2008 UTC (11 years, 10 months ago) by jpye
File length: 1925 byte(s)
Diff to previous 1847
Added ideal cp0 values to test data and added
calculation function for this. Works for nitrogen 
but not for ammonia.

Revision 1847 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 1 05:42:21 2008 UTC (11 years, 10 months ago) by jpye
File length: 1866 byte(s)
Diff to previous 1838
Split out ideal curves from helmholtz.c.

Revision 1838 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Aug 28 08:32:29 2008 UTC (11 years, 10 months ago) by jpye
File length: 2846 byte(s)
Diff to previous 1835
Added 'exponential' terms for nitrogen correlation (still testing).

Revision 1835 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Aug 25 08:18:23 2008 UTC (11 years, 10 months ago) by jpye
File length: 2321 byte(s)
Diff to previous 1832
Checked in generalised version of ideal gas component.
Working on adding the 'exponential' term for the Nitrogen correlation.

Revision 1832 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Aug 22 07:23:58 2008 UTC (11 years, 10 months ago) by jpye
File length: 1384 byte(s)
Diff to previous 1829
Refactor helm_resid_tau.

Revision 1829 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Aug 22 05:00:53 2008 UTC (11 years, 10 months ago) by jpye
File length: 997 byte(s)
Diff to previous 1826
Added entropy relation and tests. All entropy tests pass to within 0.03%.

Revision 1826 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Aug 21 08:32:33 2008 UTC (11 years, 10 months ago) by jpye
File length: 928 byte(s)
Diff to previous 1825
Fixed: tests for pressure relation are working now.

Revision 1825 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Aug 21 05:03:19 2008 UTC (11 years, 10 months ago) by jpye
File length: 869 byte(s)
Diff to previous 1822
Added functions for enthalpy and internal energy.
Test suites still needed!

Revision 1822 - (view) (download) (as text) (annotate) - [select for diffs]
Added Wed Aug 20 09:06:39 2008 UTC (11 years, 10 months ago) by jpye
File length: 742 byte(s)
More on helmholtz functions.

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john.pye@anu.edu.au
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