Xinjiang Petroleum Geology ›› 2006, Vol. 27 ›› Issue (1): 68-70.

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Long-Cor e Test Study of Carbonate Reservoir in Lunnan Bur ied Hill

WANG Zi-ming1a, SONG Wen-jie1, LIU Jian-yi2, LIU Yong1b, DU Juan1c, HUANG Chuan3, LIN Shu-wen4   

  1. 1. Tarim Oilfield Company, PetroChina, Korla, Xinjiang 841000, China: a. Postdoctoral Programme; b. Research Institute of Exploration and Development; c. Department of Natural Gas;
    2. Southwest Petroleum Institute, Chengdu, Sichuan 610500, China;
    3. No.3 Brigade of Petroleum Geology Survey Department, Sichuan Petroleum Administration Bureau, PetroChina, Chengdu, Sichuan 611430,China;
    4. No.1 Brigade of Petroleum Geology Survey Department, Sichuan Petroleum Administration Bureau, PetroChina, Nanchong,Sichuan 637000, China
  • Received:2005-04-05 Revised:2005-04-05 Published:2020-10-19

Abstract: The physical simulation test for depletion drive in carbonate reservoir in Lunnan buried hill is conducted according to the real reservoir conditions of modeling. The domestic artificial map cracking (cavity) core is first presented, which is accordant with prerequisites similar to the real permeability and the percolation spatial configuration of the reservoir, and successfully applied to the long-core test under the conditions of high pressure, high temperature, high salinity and high viscosity available. The test results as basic experimental data have effectively supported the investigations for determination of effects of the petrophysical property, the fluid property and the displacement rate on the oil displacement efficiency in this carbonate reservoir.

Key words: artificial map cracking, long-core test, carbonate reservoir, laboratory, oil displacement efficiency

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