CPC C09K 8/72 (2013.01) | 9 Claims |
1. A novel high-temperature visual acid etching test device, comprising a visual rock slab holder (9), an acid solution storage tank I (4), an acid solution storage tank II (11), a heating apparatus (5), a high-pressure water pump (3), a low-pressure acid pump (2), a back-pressure valve (12), an acid valve A, an acid valve B, an acid valve C, an acid valve D, an acid valve E, an acid valve F, a water valve G, a water valve H, a water valve I, a water valve J, and a water valve K;
both the acid solution storage tank I (4) and the acid solution storage tank II (11) are provided with a piston therein, wherein the acid solution storage tank is divided into upper and lower independent parts by the piston; an acid solution and water are capable to be respectively injected into the upper and lower parts;
the upper end of the heating apparatus (5) is connected with the left end of the visual rock slab holder (9); the lower end thereof is respectively connected with the upper end of the acid valve B and the left end of the acid valve D; the right end of the visual rock slab holder (9) is respectively connected with the right end of the acid valve C and the left end of the acid valve E; a thermometer (6) and a pressure meter I (7) are arranged between the heating apparatus (5) and the visual rock slab holder (9); a pressure meter II (10) is arranged on the right end of the visual rock slab holder (9);
the low-pressure acid pump (2) is connected with the left end of the acid valve A;
the upper end of the acid solution storage tank I (4) is respectively connected with the right end of the acid valve A, the lower end of the acid valve B, and the left end of the acid valve C; the upper end of the acid solution storage tank II (11) is respectively connected with the right end of the acid valve E, the left end of the acid valve F, and the right end of the acid valve D; an emptying pipeline is arranged on the right end of the acid valve F;
the high-pressure water pump (3) is connected with the left end of the water valve G; the right end of the water valve G is respectively connected with the lower end of the water valve H and the lower end of the water valve K; the lower end of the acid solution storage tank I (4) is connected with the upper end of the water valve H and the left end of the water valve I; the lower end of the acid solution storage tank II (11) is respectively connected with the right end of the water valve J and the upper end of the water valve K; the upper end of the back-pressure valve (12) is respectively connected with the right end of the water valve I and the left end of the water valve J; and an acid solution discharge pipeline is arranged on the lower end thereof.
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