en:hydro:uranium
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en:hydro:uranium [2024/04/08 18:31] – ckuells | en:hydro:uranium [2024/04/10 10:02] (aktuell) – Externe Bearbeitung 127.0.0.1 | ||
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+ | ==== Uranium chemistry in groundwater ==== | ||
+ | |||
+ | |||
<code | PhreeqC Code> | <code | PhreeqC Code> | ||
Zeile 50: | Zeile 53: | ||
log_k -3.490 | log_k -3.490 | ||
delta_h | delta_h | ||
+ | | ||
+ | Carnotite | ||
+ | K2(UO2)2(VO4)2 = 2K+ + 2UO2+2 + 2VO4-3 | ||
+ | log_k -56.730 | ||
+ | delta_h | ||
+ | |||
+ | Autunite | ||
+ | Ca(UO2)2(PO4)2 = Ca+2 + 2UO2+2 + 2PO4-3 | ||
+ | log_k -48.360 | ||
+ | delta_h | ||
SOLUTION 1 | SOLUTION 1 | ||
Zeile 62: | Zeile 75: | ||
P(5) 0.1 | P(5) 0.1 | ||
U 0.01 | U 0.01 | ||
- | | + | |
Cl 0.22 | Cl 0.22 | ||
Na 0.38 | Na 0.38 | ||
Zeile 87: | Zeile 100: | ||
USE solution 1 | USE solution 1 | ||
EQUILIBRIUM_PHASES 1 | EQUILIBRIUM_PHASES 1 | ||
+ | Autunite | ||
+ | Carnotite | ||
Hydroxylapatite | Hydroxylapatite | ||
Fluorite 0.0 | Fluorite 0.0 | ||
Zeile 163: | Zeile 178: | ||
| | ||
| | ||
+ | SAVE solution 1 | ||
SELECTED_OUTPUT | SELECTED_OUTPUT | ||
-file ex25.txt | -file ex25.txt | ||
+ | | ||
+ | -pH true | ||
+ | -pe true | ||
+ | -reaction true | ||
+ | -temperature true | ||
+ | -alkalinity true | ||
+ | -si CO2(g) CH4(g) N2(g) NH3(g) | ||
+ | -gases CO2(g) N2(g) NH3(g) | ||
+ | -totals Ca Na Cl S(6) N(5) Na K | ||
+ | -molalities Ca+2 Na+ Cl- | ||
+ | END | ||
+ | TITLE Redox Reaction | ||
+ | USE solution 1 | ||
+ | REACTION 1 | ||
+ | CH2O 0.1 # add 0.1 mol CH2O; | ||
+ | 0.1 moles in 100 steps | ||
+ | SAVE solution 1 | ||
+ | SELECTED_OUTPUT | ||
+ | -file ex26.txt | ||
| | ||
-pH true | -pH true | ||
Zeile 178: | Zeile 212: | ||
END | END | ||
+ | </ |
/usr/www/users/uhydro/doku/data/attic/en/hydro/uranium.1712593914.txt.gz · Zuletzt geändert: 2024/04/10 10:15 (Externe Bearbeitung)