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Bad pressure sensors

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Nimra Sahoo, student at University of engineering & technology lahore

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Bad pressure sensors

  1. 1. Did this woman die because doctors could not diagnose her
  2. 2. BAD PRESSURE SENSOR IS DEATH WARRANT
  3. 3. PRESENTER NIMRA SAHOO 2010-CH-41
  4. 4. YES THEY ARE IMPORTANT
  5. 5. The are found everywhere
  6. 6. BUT BEAUTY & BEAST COME TOGETHER
  7. 7. SAME SENSORS CAN BECOME WORSE FOR YOU
  8. 8. Selecting the wrong pressure sensor
  9. 9. Installing pressure sensors incorrectly
  10. 10. Quitting too soon
  11. 11. MAJOR ACCIDENTS CAUSED BY DEASSEMBLING, BAD PRESSURE SENSOR Pressure sensor failure Restart of refrigeration system Diverging of NH3 pressurized circuit regulating system Activation of safety valve on NH3 circuit RELEASE OF 200 kg of NH3 300 evacuated 24 hospitalized 4 injured
  12. 12. METALLURGY – malfunctioning OF SENSOR June 8, 2007 Oversight of closing valve of cooling system Malfunctioned P sensor Perforation of furnace cooling system Flow of water in furnace Water & molten metal contact EXPLOSION 2 killed 2 M€ of property damages and operating losses
  13. 13. afterbefore FURNACE EXPODED
  14. 14. PIPE EXPLOSION
  15. 15. accidents involving PRESSURE sensors
  16. 16. regularly calibrate pressure sensors Regular inspection & cleaning
  17. 17. TILL ITS TOO LATE
  • nimrasahoo

    May. 10, 2015
  • RoshanAli7

    Dec. 2, 2014

Nimra Sahoo, student at University of engineering & technology lahore

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