Thickened oil steam injection physical simulation high-pressure output fluid automatic tracking and metering device

The invention discloses a thick oil steam injection physical simulation high pressure output fluid automatic tracking metering device, which comprises a collection container group, a metering system, a back pressure control system, a liquid supplementing system and a control system, and is characterized in that the collection container group comprises a plurality of intermediate containers, each intermediate container comprises a first chamber and a second chamber which are separated by a piston and are not communicated with each other; the first chamber is respectively connected with an outlet of the thick oil steam injection physical simulation device and a sample discharge pipe; the second chamber is respectively connected with the liquid supplementing system and the back pressure control system; the metering system comprises a displacement sensor; the displacement sensor is used for collecting the movement displacement of the piston; the control system is in communication connection with the displacement