Through the analysis of oil pipe disabled, the main causes for disable oil pipe in Zhongyuan Oil Field has been determined as following: the inside wall of oil pipe damaged in notch by frictions, oil corrosion and the liquid washing out.
英
美
- 通過(guò)油管失效形貌的分析研究,確定了抽油桿摩擦致使油管內壁形成溝槽式破壞并伴隨井內介質(zhì)綜合腐蝕和井內液體沖刷的共同作用,是中原油田油管失效的主要原因。