HUNGARIAN PRACTICE AND SOME TYPICAL CASES OLIVER TURK, LSZL BALLAY - - PowerPoint PPT Presentation

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HUNGARIAN PRACTICE AND SOME TYPICAL CASES OLIVER TURK, LSZL BALLAY - - PowerPoint PPT Presentation

Feb 05, 2023 138 likes •270 views

HUNGARIAN PRACTICE AND SOME TYPICAL CASES OLIVER TURK, LSZL BALLAY Frdric Joliot-Curie National Research Institute for Radiobiology and Radiohygiene H-1221 Budapest, Anna u. 5. International Conference on Control and

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HUNGARIAN PRACTICE AND SOME TYPICAL CASES

OLIVER TURÁK, LÁSZLÓ BALLAY „Frédéric Joliot-Curie” National Research Institute for Radiobiology and Radiohygiene H-1221 Budapest, Anna u. 5. International Conference on „Control and management

  • f inadvertent radioactive material in scrap metal”

23-27 February 2009, Tarragona, Spain

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MONITORING SYSTEMS ON BORDER STATIONS

BORDER Ukraine: 8 Serbia: 8 Croatia: 7 Romania : 13 Sum: 36 Measurement directions: (only inward)

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Metal recycling place Hungarian made detection system (NaI) Full plastic detection system Gate monitors

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MONITORING SYSTEM IN A METAL RECYCLING PLACE 11 MONITORING SYSTEMS AT RECYCLING PLACES IN HUNGARY GOOD CONNECTION WITH NATIONAL RADIOHYGIENE DUTY SERVICE

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Metal tubes with naturally radioactive sources in scale

LOACKER Zrt, Budapest, 2008 volume: 4 m3 metal recycling place Th-232 doserate: 2-3 x BG no injury or accident recycling place called the National Radiohygiene Duty Service melted in furnace of Dunaferr (EUROFER) ERECO Zrt, Budapest, 2008 volume: 0,5 m3

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Sent back scrap metal from Bosnia

  • 2007. April

Place: metal recycling place in Budapest Ra-226 radioactive isotopes ten sources Cause: measuring only inward Activity: ~ 1 MBq/source Doserate on carriage: max. 15 µSv/h

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Sent back scrap metal from Bosnia

Border station called the National Radiohygiene Duty Service No out-going measurement, no injury or accident Radioactive Waste Treatment and Disposal Facility, Püspökszilágy Conclusion: You should measure both of the directions of the shipmets (inward/outwards)

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SOME OTHER CASES

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NATIONAL RADIOHYGIENE DUTY SERVICE

  • 2003/122/EURATOM -> 64/2005. (XII.22.) Ministry of Health
  • Decree 16/2000. (VI.8.) Ministry of Health
  • Non-stop duty service in Hungary, responsible organisation in

case of extraordinary events by radioactive isotopes

  • Director, Deputy director
  • 6 persons / officers
  • 24 hours / 365 days
  • Events:

50 events/year 5 events on the scene 1-2 scrap metal events

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THE CAR OF NATIONAL RADIOHYGIENE DUTY SERVICE

Transport: up to 5 GBq Co-60 equivalent activity

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SUMMARY

For discussing:

  • One company, one gate and many parks/ recycling

places

  • Direction of measurements, inward/outwards
  • If the source is taken to the RWTDF, who pay the

costs (if there is not an owner)

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SLIDE 12

THANK YOU FOR YOUR ATTENTION!