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YH-S Rapid Contamination Detection Robot for Large-area Metal Wall

YH-S Rapid Contamination Detection Robot for Large-area Metal Wall

The robot can be applied to large-area metal walls of hot cells, spent fuel storage pools, high-level radioactive waste storage facilities, and naval nuclear power plant, etc. It is able to give comprehensive measurement of radioactive contamination and then show the hotspot distribution map within the measurement areas.

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Basic Parameters

  • Dimensions: 586 mm×455 mm×165 mm
  • Mass: 30 kg
  • Wall angle : ≥ 90°
  • Velocity: 5 m/min
  • IP grade: IP34
  • Power Supply: battery
  • Battery Life: 2h
  • Communication: 300m wireless communication
  • Mean Time Between Failures: ≥200h
  • Service life: 20 years(10 for electronic components)

Parameters of the Array Detector

  • Radiation type: α, β
  • Detector: ZnS Plastic Scintillator
  • Energy Range: α>5 MeV,β>30 keV
  • Efficiency: α, 25% (241-Am); β, 35% (90Sr–90Y/36Cl)
  • Background: α≤1cps,β≤10cps
  • Lower limit of detection: α, 0.008 Bq /cm2; β, 0.07Bq /cm2
  • Counting range: 0cps ~106cps
  • Measurement range: 0.01 Bq/cm2~ 999.999k Bq/cm2
  • Effective detection area: 170 cm2×8
  • Temperature Range: –10 ℃~+50 ℃
  • Relative Humidity: RH 95% (35℃)

Parameters of the Laser Radar

  • Measuring distance: 40m for white objects (diffuse reflection), 10m for black object(10% reflection)
  • Blind range: 0.1 m
  • Sampling frequency: typical value 10Hz (8Hz-15Hz)
  • Angular resolution: typical value 0.391°(0.313°~0.587° depending on scan rate)
  • Accuracy: ±5 cm
  • Resolution: 3 cm
  • Temperature range: 5~45 ℃

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