Heavy oil supercritical extraction multistage parallel separation treatment system and treatment method
A separation treatment and supercritical technology, which is applied in the petroleum industry, refining hydrocarbon oil, etc., can solve the problems of maximum processing capacity limitation, inability to produce at the same time, different specifications, etc.
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[0035] The present invention will be further described in detail below through the specific examples, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the present invention with this.
[0036]A heavy oil supercritical extraction multistage parallel separation treatment system, which includes:
[0037] Feed unit: including feed buffer tank 1 and feed pump 2;
[0038] Solvent mixing unit: including solvent pump 3, primary solvent cooler 4, secondary solvent cooler 5, primary mixer 6, and secondary mixer 7. The solvent pump passes through the primary solvent cooler and secondary solvent cooler respectively After merging with the first-stage feed pipeline and the second-stage feed pipeline of the feed pump, it enters the first-stage mixer and the second-stage mixer respectively;
[0039] N-level supercritical extraction separation unit: including N groups of supercritical extraction separation units arranged in parallel, and t...
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