/[ascend]/trunk/models/johnpye/fprops/nitrogen.c
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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?

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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, 10 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, 10 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, 10 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, 10 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, 10 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)

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john.pye@anu.edu.au
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