Optimal Selection Method for Sweet Spots in Low-Permeability Multilayered Reservoirs

Table 3

Comprehensive classification evaluation criteria.

Reservoir stratification factor	Energy storage coefficient			Stratigraphic coefficient
	Class I	Class II	Class III
Class I	Class I	Class I	Class II	Class I
Class II	Class I	Class II	Class III	Class II
Class III	Class II	Class III	Class III	Class III