Patent ID: 11931708
Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 0:
1. A device for controlling carbon dioxide fluidity, wherein the device comprises a sample preparation tank, a high-pressure stirring unit, a reciprocating plunger pump and a booster pump, wherein the high-pressure stirring unit comprises one or more high-pressure stirring tanks; each of the high-pressure stirring tanks is provided with an atomizing spray probe and a piston, a discharge port of the sample preparation tank is connected to the atomizing spray probe via a plunger pump, the reciprocating plunger pump is connected to the piston so as to push the piston to reciprocate, the booster pump is connected to the high-pressure stirring tank so as to provide supercritical carbon dioxide to the high-pressure stirring tank, and a discharge port of the high-pressure stirring tank is connected to an oilfield well group;
wherein the high-pressure stirring unit comprises one or more high-pressure stirring tanks having a preset pressure of 10-25 MPa.