新疆石油地质 ›› 1991, Vol. 12 ›› Issue (3): 217-223.

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稠油蒸汽吞吐转汽驱的条件时机及影响因素

孙川生, 张为民   

  1. 新疆石油管理局勘探开发研究院
  • 收稿日期:1991-04-25 发布日期:2020-06-15

CONDITIONS AND TIMING OF CONVERTING CYCLIC STEAM INJECTION TO STEAMFLOODING FOR SHALLOW HEAVY OIL AND THEIR AFFECTING FACTORS

Sun Chuansheng, Zhang Weiming   

  1. Research Instiivie of Exfloration & Develoyment, Xinjiang Petroleum Administration Bureau
  • Received:1991-04-25 Published:2020-06-15

摘要: 国内外生产实践证实,蒸汽驱是改善浅层稠油开采的有故措施之一,但蒸汽驱比蒸汽吞吐史为复杂,它既受油藏地貭条件限制,也与蒸汽吞吐过程、时机、蒸汽干度、井网及注采强度等相关.本文在分析克拉玛依油田九区及汽驱先导试驗区矿场实际资料的基础上,利用油藏数 值糢拟结果,对蒸汽吞吐料蒸汽驱的条件、时机及其此影响因素进行了较详细的讨论,同时还介绍了进一步提高汽驱故果的几种途径.

关键词: 稠油热采, 蒸汽驱, 转汽驱条件及时机

Abstract: Worldwide field applications have confirmed that steamflooding process is one of the effective means for improving" shallow heavy oil recovery. However,steamflooding process is more complicated than cyclic strain injection. The process is limited by reservoir geology and related to the process and time of steam stimulation tsteam quality, well patterns and injection—production strength. A more detailed discussion on conditionst time and its effective factors for steam stimulation—steamflooding conversion is based on an analysis of on—site data frewn Ditrict 9 and stcamflooding pilot areas in Kaiamay Oilfield using reservoir numerical simulation technology. Also, several ways for improving steamflooding efficiency are introduced.

Key words: heavy oil thermal recovery, steanflooding, condition and time for steam stimulation—steamflooding conversion