Artículos de investigación

Evaluación termodinámica de alternativas hidrometalúrgicas para la recuperación de níquel en Colombia hacia una producción más limpia

Vol. 22 Núm. 2 (2026)
Publicado: 2026-05-05
Angela Johana Borda
Universidad Pedagógica y Tecnológica de Colombia image/svg+xml
Robinson Torres
Universidad Pedagógica y Tecnológica de Colombia image/svg+xml
Yaneth Pineda Triana
Universidad Pedagógica y Tecnológica de Colombia image/svg+xml

Introducción: Este artículo es resultado de la revisión e investigación titulada “Extracción acuosa de níquel desde lateritas de baja ley utilizando agentes lixiviantes alternativos”, desarrollada durante el año 2025 en la Universidad Pedagógica y Tecnológica de Colombia.

Problema: La creciente demanda de níquel ha intensificado la explotación de depósitos lateríticos, los cuales constituyen una proporción significativa de las reservas mundiales. Sin embargo, las bajas leyes de níquel y la presencia de impurezas como Fe, Mg y Si dificultan los procesos de extracción y purificación. En Colombia, la producción de níquel aún depende predominantemente de rutas pirometalúrgicas intensivas en energía, las cuales implican altos costos operativos y significativos impactos ambientales, lo que resalta la necesidad de explorar enfoques de procesamiento alternativos y más sostenibles.

Objetivo: Analizar las características del procesamiento de lateritas para la extracción de níquel y evaluar alternativas hidrometalúrgicas al proceso pirometalúrgico actualmente utilizado en Colombia.

Metodología: Se realizó una revisión de la literatura sobre tecnologías de procesamiento de lateritas, describiendo el proceso actual aplicado en Colombia y comparándolo con rutas hidrometalúrgicas reportadas en la literatura.

Resultados: La revisión indica que los procesos hidrometalúrgicos pueden constituir alternativas viables para lateritas de baja ley, permitiendo recuperaciones significativas de níquel con menor consumo energético, menor uso de reactivos y menores emisiones atmosféricas.

Conclusiones: Las rutas hidrometalúrgicas representan una opción prometedora para diversificar el procesamiento de lateritas en Colombia, particularmente para minerales de baja ley, debido a sus potenciales ventajas operativas y ambientales frente a los métodos pirometalúrgicos convencionales.

Originalidad: Este estudio integra un análisis del proceso actual de extracción de níquel en Colombia y lo contrasta con posibles alternativas hidrometalúrgicas adecuadas para el contexto nacional.

Limitaciones: El análisis se basa principalmente en información bibliográfica y en una evaluación preliminar; por lo tanto, se requieren estudios experimentales y técnicos adicionales para confirmar la viabilidad de las alternativas propuestas.

Palabras clave: Recuperación de níquel, mineral laterítico, hidrometalurgia, producción limpia

Cómo citar

[1]
A. J. Borda, R. Torres, y Y. Pineda Triana, «Evaluación termodinámica de alternativas hidrometalúrgicas para la recuperación de níquel en Colombia hacia una producción más limpia», ing. Solidar, vol. 22, n.º 2, pp. 1–26, may 2026, Accedido: sep. 17, 2026. Disponible en: https://revistas.ucc.edu.co/index.php/in/article/view/5575

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