Rock sample hydraulic fracture morphology acoustic emission diagnosis experimental method and device
A technology of hydraulic fractures and experimental methods, which is applied in the directions of earth-moving drilling, production of fluids, wellbore/well components, etc., can solve the problems of difficult acquisition of effective acoustic signals and low positioning accuracy.
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[0043] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0044] The embodiment of the present invention provides a rock sample hydraulic fracture form acoustic emission diagnosis test method, such as figure 1 and figure 2As shown, the described rock sample hydraulic fracture form acoustic emission diagnostic test method comprises:
[0045] S101: Optimizing the sensor array design for the three-dimensional rock sample space;
[0046] S102: Perform an active positioning test on the acoustic emission velocity field ...
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