Reconstruction of the Cenozoic History of Hydrocarbon Fluids from Rifting Stage to Passive Continental Margin Stage in the Huizhou Sag, the Pearl River Mouth Basin

Figure 21

Hydrocarbon fluid migration and accumulation of the Eocene source rocks in the Huilu low-uplift area (calculated hydrocarbon volume is expressed in reservoir condition. The locations of well 132 and profile AA′ are shown in Figure 1).

(a) Present oil accumulation of profile AA′

(b) Present excess pressure of profile AA′

(c) ZJ (27296.2 m, 2636.2 m)

(d) ZJ (46126.0 m, 2549.6 m)

(e) ZH (35601.0 m, 2791.9 m)

(f) ZH (51533.4 m, 2774.6 m)

(g) WC (54430.2 m, 4037.7 m)

(h) WC (17833.9 m, 4020.4 m)

(i) Structural map of LF13-2 oil field

(j) Profile of LF13-2 oil field