Prediction of Intraformational Remaining Oil Distribution Based on Reservoir Heterogeneity: Application to the J-Field

Table 1

The permeability heterogeneity parameters of each sublayer of the K₇ layer.

Block	Layer	Permeability (10^−3 μm^2)		Variation coefficient (Vk)	Burst coefficient (Tk)	Permeability gradation (Jk)
		Range	Average
	K7^1	3.8313–43.2000	22.7584	0.6166	1.8982	11.2756
	K7^2−1	0.3533–7.4757	4.1618	0.9424	1.7962	21.1602
	K7^2−2	0.6865–5.0456	2.6822	0.5932	1.8811	7.3494
	S7^2−3	0.7506–8.7576	3.7820	0.7960	2.3156	11.6672
	K7^2 average		3.5420	0.7772	1.9977	13.3922
K7	K7^3−1	0.2388–2.7038	1.4235	0.6536	1.8994	11.3248
	K7^3−2	1.2870–5.3963	3.0085	0.4900	1.7937	4.1929
	K7^3−3	0.7770–10.2210	3.2202	0.8251	3.1740	13.1533
	K7^3 average		2.5507	0.6562	2.2890	9.5570
	K7^4−1	0.4665–3.3899	1.7474	0.5345	1.9399	7.2660
	K7^4−2	0.2000–1.0070	0.5188	0.5343	1.9410	5.0350
	K7^4 average		1.1331	0.5344	1.9405	6.1505