Advances in Civil Engineering / 2018 / Article / Fig 1

Research Article

Numerical Investigation of Complex Thermal Coal-Gas Interactions in Coal-Gas Migration

Figure 1

A conceptual model for gas storage and transport in the coal seams. (a) Natural fracture networks. (b) Stage 1: desorption from internal surfaces. (c) Stage 2: flow/diffusion in the matrix. (d) Stage 3: flow in the natural fracture network.
(a)
(b)
(c)
(d)

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