Stability Analysis on the Long-Term Operation of the Horizontal Salt Rock Underground Storage

Figure 10

Variation of plastic zone of single-cavern horizontal salt rock underground storage when diameter-to-height ratio is N = 2.5 with operation time. (a) 1a; (b) 3a; (c) 5a; (d) 10a; (e) 15a; and (f) 20a.

(a)

(b)

(c)

(d)

(e)

(f)