VISIPLAN 3D ALARA planning tool applied to decommissioning ...

VISIPLAN 3D ALARA planning tool applied to decommissioning ...

Dose assessment and dose optimization using the VisiPlan 3D ALARA planning tool Examples 0.001 Geometric and material data taken from paper plans Sources HDTDDT tube floor HDT strainer PU571 V18 V17 SC2 SC1 PU 501 Herpi RC 2060 SPHX CL MC2 Model Building and validation MC2 MC1 mixed bed PR surge line SP M 95 Spray tank level 3 PR level 3 GV level 3

GV level 7 PR level 7 Tyau brun 2 Tyau brun 1 Dose (mSv/h) Example of decommissioning activities BR3 (1) Comparison contacts 10 1 0.1 Metingen VISIPLAN 0.01 Example of decommissioning activities BR3 (2) General planning A. Situation before the operations. D. Removal of the rotors. B. Hot spot removal on level 0 m E. Removal of the SPHX C. Hot spot removal around DDT lower part F. Removal of the shutdown circuit Example of decommissioning activities BR3 (3) Detailed planning "Prparati on " du chant ier man h obturation des fent res de la piscine RC (7) 2

5 Vent ilat ion mobile BR2 3 Stand de dcoupe (inst allation / check) 3 4 Marquage tuyaut eries 2 12 8 Modi fi cati ons de s ci rcui ts Eau de service 2 10 SOD 3 24 OD (niet ) 2 10 2 5 2 2 P ompe MC n2 2 2 Herpi's

2 2 Ligne collecte d'effluent s 2 3 Dshabillage DDT suprieur 2 4 Dshabillage SPHx 2 4 Spray System 2 5 Dshabillage DDT infrieur (dont L.O. + HDT ) 2 3 P iquages t uyaut eries primaires 2 3 Dshabillage MBT + vacuat ion 2 4 P iquages GV 2 3 Dmant lement ligne N 2

2 man h 2 5 niv - 4,805 m 4 6 sur balanoires MC 4 9 MK7 (GV) 3 12 Aut res MK3 - MK6 (balanoires MC, T P ) 3 12 vacuati on de s rotors de s pompe s pri mai re s 2 4 vacuati on de s S PHx (opti onn e l ) 2 5 Air comprim Mi se en s cu ri t NS T vase d'expansion D man tl em en t poi nts chau ds + au tres oprati ons vacuati on ch e mi ns de cbl e s Mon tage chafaudage s (fi rme e xt rie u re )

Modifi cati on tat de s bo te s re ssort Example of decommissioning activities BR3 (4) Scenario comparison Total manSv as a function of collective time 25000 man.Sv 20000 Collective dose without dose reducing actions 15000 VISIPLAN PV Wihtout HS removal HS removal SPHX not removed 10000 Collective dose with Hot spot removal 5000 Collective dose with Hot spot and Heat exchanger removal 0 0 500 1000 man.h 1500 2000 Decommissioning of Cell 41 (SCKCEN) VisiPlan Dose prognoses : 21 man*mSv Measured 26 man*mSv

Recently Viewed Presentations

  • Windows 10 for Mobile Devices: 10 Steps for a Successful ...

    Windows 10 for Mobile Devices: 10 Steps for a Successful ...

    Intune generates a challenge string. Device gets SCEP profile that contains URI for NDES. Device contacts NDES and presents challenge. NDES forwards to NDES Connector policy module, which validates the request. If valid, NDES passes on request to issue Cert...
  • Energetická politika- státní energetická koncepce

    Energetická politika- státní energetická koncepce

    Pro objektivní posouzení vlivu JE na okolí je třeba si uvědomit, že radioaktivita a ionizující záření není specifikem JE. Bezpečnost Bezpečnost JE kontinuálně sleduje řada institucí, jako např. Mezinárodní agentura pro jadernou energii se sídlem ve Vídni (MAAE), nebo Státní...
  • Gs 140

    Gs 140

    Global Citizenship: from Social Analysis to Social Action Essay Assignment Motive Power Students - S. Diane, Instructor 28 Oct 2009 - D-215 - L. Dobson, Librarian
  • Your Retirement - It's All About Planning

    Your Retirement - It's All About Planning

    Investing for Retirement"Living to 95….and Not Running Out of Money". November 5, 2015. Bob Schulz, "The Retirement Guy" Department of Employee Trust Funds
  • Mechanical Ventilation 101

    Mechanical Ventilation 101

    Refractory hypoxaemia. 1. Recruitment maneuvers. Is a high pressure inflation maneuver aimed at temporarily raising the transpulmonary pressure above levels typically obtained with mechanical ventilation. Purpose is to overcome the high "opening pressures" of diseased and collapsed alveoli.
  • I. PENDAHULUAN  Latar Belakang  Air Bersih  Kebutuhan Pokok

    I. PENDAHULUAN Latar Belakang Air Bersih Kebutuhan Pokok

    I. PENDAHULUAN Latar Belakang Air Bersih Kebutuhan Pokok Mahluk Hidup Jumlah Penduduk Sumber Daya Air Kuantitas dan Kualitas (Siklus Hidrologi)
  • 2020 Benefits Update Agenda Health Benefits at Butler

    2020 Benefits Update Agenda Health Benefits at Butler

    In practical terms, self-insured employers pay for each out of pocket claim as it happens instead of paying a fixed premium to an insurance carrier, which is known as a fully-insured plan. Typically, a self-insured employer will set up a...
  • Eagle Mountain-Saginaw ISD Child Abuse Reporting It's not

    Eagle Mountain-Saginaw ISD Child Abuse Reporting It's not

    Child Abuse and Neglect. CPS Reporting Procedures. Any person making a report to DFPS is immune from civil or criminal liability as long as the report is made in good faith. The reporter's name is confidential. Call the Texas abuse...