Influence of acid structure and acidity strength on thermochemical, in-situ nitrogen generation
Shakiba Sharifi Tashnizi, Behnam Sedaee, Jahan B. Ghasemi, Yasin Rigi · 2026
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Description
Shakiba Sharifi Tashnizi and co-authors study acid activation of nitrogen generating chemicals for oil fields in this 2026 paper. Sodium nitrite and ammonium chloride react to make nitrogen gas inside a well. That gas can lift oil recovery and clear blockages. Acids speed the reaction, but acid choice and strength matter.
Five acids were compared, from acetic to trichloroacetic acid. Acetic acid made the most nitrogen, about twenty percent more than the others at top settings. Gas output rose almost linearly with reactant concentration. Heat helped, with the best range between 70 and 90 degrees Celsius. Careful pH control limited harmful nitrogen oxide byproducts. The results guide field dosing for this recovery method.
Catalog record
| CREATOR | Shakiba Sharifi Tashnizi, Behnam Sedaee, Jahan B. Ghasemi, Yasin Rigi |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 43 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |