Dualistic superposed wave reinforced oil displacing experiment device and experiment method
An experimental device and oil displacement technology, which can be used in earth-moving drilling, fluid production, wellbore/well components, etc., and can solve the problems of reduced oil recovery and narrow resonance frequency range.
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[0057] Such as figure 1 , figure 2 A dual superimposed wave enhanced oil displacement experimental device shown includes an artificial resonance wave test bench 1, a core holder 2 fixed on the artificial resonance wave test bench 1 and used to clamp the tested core The thermostat placed on the outside of the core holder 2 is connected to the ring pressure interface of the core holder 2 through the hydraulic pipe 28 and applies the hoop pressure to the tested core clamped inside the core holder 2 The ring pressure supply device 3, the hydraulic pulse wave generator 4 are connected to the liquid inlet of the core holder 2 through the water pipeline and the oil pipeline, and the high pressure water that simulates formation water and simulates formation oil is installed inside. The tank 5 and the high-pressure oil tank 6 as well as the liquid container connected with the liquid outlet of the core holder 2 through an external pipe, the liquid container is marked with a scale for mea...
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