Evaluación de cargas móviles sobre ductos enterrados en contextos de cosecha forestal mediante el estándar API RP 1102 y modelos empíricos de presión de contacto con el suelo.
DOI:
https://doi.org/10.46842/ipn.cien.v29n2a07Palabras clave:
API RP 1102, integridad de tuberías, operaciones forestales, contacto suelo-neumático, tuberías enterradas, tensión combinadaResumen
Este estudio aplica la norma API RP 1102 (7.ª edición) para evaluar las tensiones combinadas en una tubería de acero API 5L X65 enterrada situada en el tramo Yumbo-Buenaventura, sometida al tráfico de maquinaria forestal pesada. El modelo de carga se actualizó utilizando el enfoque de Saarilahti (2002) para el área de contacto teórica (P/p), la representación elíptica del contacto entre el neumático y el suelo de Ala-Ilomäki et al. (2012) y los ajustes de deflexión y rugosidad de la superficie propuestos por Cambi et al. (2015). Esta integración proporciona una estimación más realista de la presión efectiva del suelo transmitida a la tubería enterrada. Los resultados indican que, a una profundidad de enterramiento de 1,4 m y un espesor de pared de 0,300 pulgadas, la tensión combinada efectiva (Seff) se mantiene dentro de los límites permitidos definidos por la norma API RP 1102, lo que garantiza la integridad mecánica y la estabilidad del sistema bajo cargas móviles. Se concluye que la incorporación de modelos de contacto empíricos basados en el campo mejora la precisión analítica y refuerza la aplicabilidad de la norma API RP 1102 en entornos forestales tropicales.
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Derechos de autor 2025 Juan David Betancur Ríos, Nora Yamile Rojas Cataño (Autor/a)

Esta obra está bajo una licencia internacional Creative Commons Atribución-NoComercial-CompartirIgual 4.0.