Testing apparatus for high-temporal-spatial-resolution observation of three-dimensional seepage field of unsaturated soil

Testing apparatus for high-temporal-spatial-resolution observation of three-dimensional seepage field of unsaturated soil

  • CN 105,954,168 A
  • Filed: 04/15/2016
  • Published: 09/21/2016
  • Est. Priority Date: 04/15/2016
  • Status: Active Application
First Claim
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1. the unsaturated soil three-dimensional seepage field observation experiment device of a high-spatial and temporal resolution, it is characterised in that:

  • it includes seepage tests model system, PIV test system and sensor for pore water pressure measurement system;

    Seepage tests model system includes the transparent mould molding box that top is open, soil particle is filled in model casing, feeding device it is provided with outside model casing, feeding device includes reservoir and the magnetic water pump being sequentially connected with by feed tube, head buret, liquid feed valve and overfall, overfall is arranged on above model casing uniformly, laying filter course bottom model casing, model casing bottom outside is provided with fluid collection device, and fluid collection device includes drain pipe, liquid valve, fluid collection device and liquid measuring equipment;

    PIV measures system and includes flood light, CCD high speed camera and image acquisition and processing device, CCD high speed camera is separately positioned on the front of transparent mould molding box, top and side and the side of head buret, flood light is located at above CCD high speed camera, and CCD high speed camera is connected with image acquisition and processing device;

    Sensor for pore water pressure measurement system includes sensor for pore water pressure, and sensor for pore water pressure is arranged at the one side of transparent mould molding box uniformly, and sensor for pore water pressure is connected with data collection processor.

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