基于腐蚀预测和强度计算的油管服役寿命评估

张明, 龚宁, 张博, 霍宏博, 李浩男, 钟显康

Evaluation of Tubing Service Life Based on Corrosion Prediction and Strength Calculation

ZHANG Ming, GONG Ning, ZHANG Bo, HUO Hongbo, LI Haonan, ZHONG Xiankang

图10 当缓蚀效率为90%的情况下油管的安全系数随井深变化图

Fig.10 Variations of the safety factors of the oil tube with well depth under the condition of 90% corrosion inhibition efficiency: (a) tensile safety factor, (b) extrusion safety factor, (c) compression safety factor