/[ascend]/trunk/models/johnpye/fprops/nitrogen.c
ViewVC logotype

Log of /trunk/models/johnpye/fprops/nitrogen.c

Parent Directory Parent Directory | Revision Log Revision Log


Sticky Revision:
(Current path doesn't exist after revision 2297)

Revision 2117 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Wed Dec 9 04:30:18 2009 UTC (10 years, 6 months ago) by jpye
File length: 17107 byte(s)
Diff to previous 2113
Improving Python build of FPROPS.
Added spinodal.py for visualisation of spinodal points.
Added placeholder critical and triple point data for the other fluids (needs to be filled in).
Allow peering inside helmholtz data form Python (eg to access critical point data).

Revision 2113 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Dec 8 03:37:27 2009 UTC (10 years, 7 months ago) by jpye
File length: 16992 byte(s)
Diff to previous 2112
Update copyright info. Add citation for CO2.

Revision 2112 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Tue Dec 8 03:13:39 2009 UTC (10 years, 7 months ago) by jpye
File length: 16987 byte(s)
Diff to previous 1996
Fixing for new test.h fn sig.

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: 16108 byte(s)
Diff to previous 1922
Added acentric factor to HelmholtzData.
Working on adding calculation of saturation curve using Maxwell phase-equilibrium condition (per IAPWS95).

Revision 1922 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Oct 3 07:09:15 2008 UTC (11 years, 9 months ago) by jpye
File length: 16045 byte(s)
Diff to previous 1919
Checked u,h derivatives with ammonia, nitrogen, hydrogen, all appear to be OK
and match finite difference estimates.

Revision 1919 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Oct 3 05:52:22 2008 UTC (11 years, 9 months ago) by jpye
File length: 15907 byte(s)
Diff to previous 1916
Implemented (dh/drho)_T

Revision 1916 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Oct 2 08:52:46 2008 UTC (11 years, 9 months ago) by jpye
File length: 15862 byte(s)
Diff to previous 1904
Added dhdT_rho test, currently failing.

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: 15827 byte(s)
Diff to previous 1889
Removed redundant HelmholtzExpTerm, and corrected nitrogen.c to use
HelmholtzGausTerm instead.

Revision 1889 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 22 10:19:52 2008 UTC (11 years, 9 months ago) by jpye
File length: 15785 byte(s)
Diff to previous 1886
Fixed little error with nitrogen after last changes.

Revision 1886 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Sep 19 07:22:54 2008 UTC (11 years, 9 months ago) by jpye
File length: 15727 byte(s)
Diff to previous 1882
Adding separate file with basic test routine.

Revision 1882 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 18 13:33:46 2008 UTC (11 years, 9 months ago) by jpye
File length: 18496 byte(s)
Diff to previous 1881
Nitrogen passes all tests now: p, u, h, s, a.

Revision 1881 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 18 13:10:28 2008 UTC (11 years, 9 months ago) by jpye
File length: 18321 byte(s)
Diff to previous 1880
helm_ideal_tau seems to agree now.

Revision 1880 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 18 10:39:18 2008 UTC (11 years, 9 months ago) by jpye
File length: 18311 byte(s)
Diff to previous 1879
Apparently a problem in helm_ideal_tau with exponential terms?

Revision 1879 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 18 10:19:06 2008 UTC (11 years, 9 months ago) by jpye
File length: 17953 byte(s)
Diff to previous 1872
helm_ideal checked against 'simple' function for comparison.

Revision 1872 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Wed Sep 17 08:18:41 2008 UTC (11 years, 9 months ago) by jpye
File length: 15777 byte(s)
Diff to previous 1871
Worked out that errors in helmholtz_a are linear in T... what to do?

Revision 1871 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Wed Sep 17 07:36:27 2008 UTC (11 years, 9 months ago) by jpye
File length: 15764 byte(s)
Diff to previous 1870
More accurate value of the linear constant gives better agreement of h, u for nitrogen.

Revision 1870 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Wed Sep 17 06:45:10 2008 UTC (11 years, 9 months ago) by jpye
File length: 15727 byte(s)
Diff to previous 1868
Fixed error in helmholtz_a.

Revision 1868 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Wed Sep 17 06:37:45 2008 UTC (11 years, 9 months ago) by jpye
File length: 14642 byte(s)
Diff to previous 1863
More debugging

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: 14726 byte(s)
Diff to previous 1862
Added tests for Helmholtz energy, still failing.

Revision 1862 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sun Sep 14 08:39:51 2008 UTC (11 years, 9 months ago) by jpye
File length: 14566 byte(s)
Diff to previous 1861
Remove stderr from default build.

Revision 1861 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sun Sep 14 08:37:50 2008 UTC (11 years, 9 months ago) by jpye
File length: 14565 byte(s)
Diff to previous 1857
Fix offsets for u, h.
Still need to fix entropy routines.

Revision 1857 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 11 14:46:51 2008 UTC (11 years, 9 months ago) by jpye
File length: 14528 byte(s)
Diff to previous 1855
p, u, h working for nitrogen, still problems with s.

Revision 1855 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 11 13:50:55 2008 UTC (11 years, 9 months ago) by jpye
File length: 14481 byte(s)
Diff to previous 1850
Fixed evaluation of cp0 for both ammonia and nitrogen now.

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: 14481 byte(s)
Diff to previous 1849
Added ideal cp0 values to test data and added
calculation function for this. Works for nitrogen 
but not for ammonia.

Revision 1849 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 1 14:48:55 2008 UTC (11 years, 10 months ago) by jpye
File length: 9578 byte(s)
Diff to previous 1847
Working on fixing the ideal component curves so that they calculate
directly from the cp0(T) form. Currently broken.

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: 9566 byte(s)
Diff to previous 1845
Split out ideal curves from helmholtz.c.

Revision 1845 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Aug 30 15:02:45 2008 UTC (11 years, 10 months ago) by jpye
File length: 9738 byte(s)
Diff to previous 1844
Working on helmholtz_h with nitrogen.

Revision 1844 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Aug 30 07:33:11 2008 UTC (11 years, 10 months ago) by jpye
File length: 9546 byte(s)
Diff to previous 1842
Cleaned up helmholtz_resid_del, seems to be fixed now.

Revision 1842 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Aug 29 07:28:47 2008 UTC (11 years, 10 months ago) by jpye
File length: 9546 byte(s)
Diff to previous 1841
tighter nitrogen error tolerance for helmholtz_p.

Revision 1841 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Aug 29 07:27:59 2008 UTC (11 years, 10 months ago) by jpye
File length: 9547 byte(s)
Diff to previous 1839
Fixed calculation of nitrogen helmholtz_p.

Revision 1839 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Aug 28 09:20:11 2008 UTC (11 years, 10 months ago) by jpye
File length: 11400 byte(s)
Diff to previous 1838
Getting closer with nitrogen test data.

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: 11138 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: 10634 byte(s)
Diff to previous 1834
Checked in generalised version of ideal gas component.
Working on adding the 'exponential' term for the Nitrogen correlation.

Revision 1834 - (view) (download) (as text) (annotate) - [select for diffs]
Added Fri Aug 22 08:48:51 2008 UTC (11 years, 10 months ago) by jpye
File length: 10443 byte(s)
Adding nitrogen properties (ongoing)

This form allows you to request diffs between any two revisions of this file. For each of the two "sides" of the diff, enter a numeric revision.

  Diffs between and
  Type of Diff should be a

john.pye@anu.edu.au
ViewVC Help
Powered by ViewVC 1.1.22