Method and device for realizing carbon dioxide miscible-phase displacement laboratory experiment
A carbon dioxide and miscible flooding technology, applied in earthwork drilling, fluid extraction, sustainable manufacturing/processing, etc., can solve problems such as high minimum miscible pressure, restrictions on the development of carbon dioxide miscible flooding experiments, reduction of minimum miscible pressure by crude oil or carbon dioxide, etc.
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[0044] The present invention will be further described below in conjunction with the accompanying drawings:
[0045] Depend on figure 1 As shown, the device for realizing the carbon dioxide miscible flooding indoor experiment includes the following components, namely the thin tube drain valve 9, the core test control valve 10, the saturated oil thin tube valve 11, the liquid drain valve 12, the pressure holding valve 13, the thin tube Pipe valve 14, external equipment connector 15, constant pressure and constant speed pump for adding reagent 16, piston container 17, adding reagent storage tank 18, adding reagent flow totalizer 19, carbon dioxide flow totalizer 20, high temperature and high pressure visualization device 21, Conventional visualization slim tube 22, slim tube miscibility monitor 23, core miscibility monitor 26, saturated oil slim tube miscibility monitor 29, miscible phase monitor 30, natural core 24, core pressure monitor 25, slim tube pressure monitor 28, Pres...
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