Open Access

Table 1

Flow regimesa,b,c,d.

Flow regime Fracture system Matrix system
FR 1 Infinite-acting No influence
FR 2 Infinite-acting Infinite-acting
FR 3 Infinite-acting Pseudosteady
FR 4 Pseudosteady Infinite-acting
FR 5 Pseudosteady Pseudosteady

Two major paths: depend on existence of FR 3.


Path A: FR 1 → FR 3 → FR 5.


Path B: FR 1 → FR 2 → FR 4 → FR 5.


In some cases FR 5 will not be evident.

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