Simulated deepwater oil-gas-water mixed transportation experimental device

The invention provides a simulated deepwater oil-gas-water mixed transportation experimental device. The experimental loop comprises a slug flow catcher, an oil-gas-water three phase separator, an oil storage tank, a water storage tank, an oil-gas-water three phase mixer, a first stage compressor, a second stage compressor, a natural gas hydrate generation simulation device and a pinch-sleeve type heat-exchange device, wherein the oil storage tank and the water storage tank are respectively communicated with the oil-gas-water three phase separator through a horizontal pipeline I and a horizontal pipeline II; the oil outlet, the water outlet and the gas outlet of oil-gas-water three phase separator are respectively connected with the oil-gas-water three phase mixer through a pipeline a, a pipeline b and a pipeline c; an oil transfer pump, a water transfer pump and the first stage compressor are respectively arranged on the pipeline a, the pipeline b and the pipeline c; the first stage compressor is connected with the second stage compressor through a pipeline d; the second stage compressor is connected with the natural gas hydrate generation simulation device; the outlet of the oil-gas-water three phase mixer is connected with a tilting pipeline e, and the other end of the pipeline e is connected with the inlet of a stand pipe; a visual window is arranged on the pipeline e; andan exit end of the stand pipe is connected with the slug flow catcher.