Emulsion and powder microsphere injection device and method
A technology of injection device and microspheres, which is used in earth-moving drilling, production of fluids, wellbore/well components, etc., can solve the problems of easy agglomeration, difficult dispersion, and difficulty of powder microspheres, and achieves a high degree of automation and control process. simple effect
Pending Publication Date: 2018-07-06
PETROCHINA CO LTD
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Abstract
The invention provides an emulsion and powder microsphere injection device and method. A liquid storage tank comprises an inner tank, a heat insulating layer and a shell, a heat tracing band is evenlywound around the outer wall of the inner tank, and the heat insulating layer is arranged between the inner tank and the shell; the inner wall of the inner tank is provided with a spoiler, and the inner tank is internally provided with a dispersing disc connected with a transmission shaft, and the transmission shaft is driven by a motor on the top of the liquid storage tank; a liquid outlet tube at the bottom of the liquid storage tank is provided with a low-pressure gate, the inlet end of a drug feeding pump is connected with the liquid outlet tube at the bottom of the liquid storage tank, and the inlet end of the drug feeding pump is provided with an input check valve; the outlet end of the drug feeding pump is connected with an output pipe which is connected to a water injection and distribution room or a water injection well opening; and an output check valve is arranged on the outlet end of the drug feeding pump, and the output tube is sequentially connected with a safety valve, apressure transmitter and a high-pressure gate; and signal lines of wires of the heat tracing band and the pressure transmitter are connected with a control cabinet which is connected with a switch ofthe drug feeding pump. The device can improve dissolution and dispersion of drugs.
Application Domain
Fluid removal
Technology Topic
EmulsionLiquid storage tank +11
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