西南石油大学学报(自然科学版) ›› 1999, Vol. 21 ›› Issue (3): 41-43.DOI: 10.3863/j.issn.1000-2634.1999.03.012

• 钻采工艺与设备 • Previous Articles     Next Articles

PERMANENT DOWNHOLE GAUGES TEST ANALYSIS

DUAN Yonggang1 CHEN Wei2 ZHAO Gang2 SENG Zhongxian3

  

  1. (1.Southwest Petroleum Inst 2.JOURNAL OF SOUTHWEST PETROLEUM INSTITUTE)
  • Received:1999-03-01 Revised:1900-01-01 Online:1999-08-20 Published:1999-08-20
  • Contact: DUAN Yong-gang

Abstract: A new method of monitoring reservoir in oil field developing evening is by use of permanent downhole gauges(PDG) to measure the variance of pressure. The result of which will play an important role in characteristic of PDG long test time, the mathematics model of PDG has been established at variance rate condition.The algorithms of numerical Laplace transform are used to calculate pressure response quickly,and the full pressure history was matched automatically by nonlinear optimization to estimate reservoi...

Key words: well test interpretation, pressure recorder, PDG, mathematical model

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