Role, contribution, challenges and perspective from Research Entity in

advancing knowledge, solutions, technologies for RAW management

(case study on Czech application)

Radek Trtílek, Václava Havlová, Petr VečerníkEURADWASTE, Piteşti, 5 June, 2019

Czech Republic as a nuclear country

UJV introducing

The role of UJV in the area of RWM

UJV as a RAW Producer and Processor

Other RWM activities of the UJV (incl. R&D)

Development of DGR

Pre-disposal RWM

UJV relation to WMO (SÚRAO)

R&D challenges for pre-disposal RWM

Conclusion

Content of presentation

General overview of the situationin the Czech Republic

WMO = SÚRAOAuthority = SÚJBTSO = SÚRONPP operator = ČEZ

Milestones of the UJV / NRI history1955 UJV established 1957 reactor VVR-S (power 2 MW) in operation /today LVR-15 (power 10 MW)1972 reactor TR-0 (zero power) in operation /today LR-01992 transformation to a joint-stock company and privatization2012 UJV Group established2011 – 2017 infrastructural project „Sustainable Energy – SUSEN“ 1 carried out

Briefly about UJV – Nuclear Research Institute

1 - Financed by EU/EC and the Ministry of Education, Youth and Sport

UJV Group

Research Center Rez

UJV Group revenue in 2018 – € 98 mil1200 employees

Research and Testing Institute

Plzen

Institute of Applied

Mechanics, Brno

UJV Divisions

Nuclear Safety and Reliability

Integrity and Technical Engineering

Radioactive Waste and Decommissioning

ENERGOPROJEKT PRAHA

Radiopharmaceuticals

ÚJV Řež, a. s.

ÚJV Řež, a. s.

Geographical revenue breakdown, 2018

Shareholder structure

53%

28%

17%2%

CEZ a. s.

Slovenske elektrarne

Skoda JS

Husinec

72%

22%

6%

Czech Republic

EU

Others

Technical and engineering support of safe operation of NPPs

Design and engineering services for energy sector

Radiopharmaceutical and PET centres

Radioactive waste management

R & D:R&D support to main activities Construction materialsSorption materialsHydrogen technologySystems using renewable sourcesGen IV reactor technologiesDGR safety issues

Main areas of the UJV activity

transport of high enrichment fuelareas of strong activitiesareas of limited activities

ARMENIA, BELGIUM, BELARUS, BULGARIA, CHINA, EGYPT, FINLAND, FRANCE, GHANA, GEORGIA, CROATIA, INDIA, ITALY, JAPAN, SOUTH KOREA, JORDAN, HUNGARY, GERMANY, NIGERIA, NETHERLANDS, NORWAY, NEW CALEDONIA, POLAND, RUSSIA, PAKISTAN, SLOVAKIA, SPAIN, SERBIA, SWEDEN, TURKEY,

UKRAINE, USA, UZBEKISTAN, GREAT BRITAIN, VIETNAM

Processing of institutional RAW in the Czech Rep. (more then 95%)

Mostly „drum-in-drum“ technology is used

Waste characterization and radiological monitoring

Decommissioning of old facilities (environmental liabilities)

Clearance measurement after decommissioning

Services and technologies for processing of RAW

Expertise and concepts

UJV as a RAW producer and processor

Institutional RAW processed in the UJV in 2014 - 2018

Producer RAW form unit 2014 2015 2016 2017 2018

ÚJVsolid

m3

25,2 20,3 24,4 41,4 18,9

liquid 60,3 9,9 8,0 9,2 9,4

External producerssolid 16,3 9,7 9,7 21,0 20,7

liquid 4,23 14,4 23,9 14,0 5,4

Historical liabilitiessolid 55,8 63,9 98,1 36,2 84,4

liquid 2,95 4,3 9,2 3,0 3,0

Processed RAW together 164,8 122,5 173,3 124,8 141,8

Packages to dispose * solidified pcs 639 479 547 418 717

* Usually drum of 200 l volume, in some cases non-standard package (fence palette, etc.)

Operational support of NPPsTesting of final waste formProcessing of spent resins and sludge 1

Shipment of spent nuclear fuel from RRRRRFR and MNSR Programs17 shipments from 12 countries

Radiochemical analysesAccredited testing labIAEA safeguard labs netSupport of characterization and D&D

R&D for the DGR ProjectBarriers, interactions, diffusion, migrationModelling, WAC development, SA

R&D of matrices and RW technologyBitumen, cement, geo -polymer, mixedTreatment of liquid waste after a severe accident Nanomaterials applications

Scope of other RWM activities

1 – In consortium with Chemcomex a.s. and CEZ Energoservis s.r.o.

Applied research on safety issues of DGR and engineering support for existing repositories

Barriers development and testing: Corrosion, diffusion, chemical interactionsAnaerobic conditionsRadionuclides migrationHydrogeology and transport modelling

General engineering support of DGR projectDesigningCommunicationSafety assessment, safety scenarios, WAC development

Participation in EU/EC projects

URL Bukov Experimental Programme

Engineering support for existing repositories

RWM – R&D activitiesDGR development and L&ILW disposal

Applied research for pre-disposal WM and technology

Bitumen matrix ˃ 24,000 drums disposed (NPPs chemical concentrate)Complex testing of the concentrate - bitumen compositionDeveloped a matrix composed of pure raw materials 1

Geopolymer matrix˃ 4,700 drums disposed (NPPs resins and sludge)Mixed cement-polymer matrix developed using suitable properties of both matrices 1,3

Development of advanced technologies:Molten Salt Oxidation (MSO) 1,2

Polysiloxan matrix 1,2

Application of nanostructures to sorption and to improve matrix properties 1,2

RWM – R&D activitiesPre-disposal - 1

1 - Funded by the Ministry of Industry and Trade, Project No. FR-TI3 / 2452 - It continues to be funded by public funds3 – Cooperation with Chemcomex a.s.

The Dukovany repository filling model depending on: 1

Operation of NPPsDecommissioning time of NPPsTime to commission of new units

Model VLLW landfill and criteria 1

Development of new radioanalytical methods and their certification 1,2

Decontamination methods for D&D processes 1

Treatment of a large volume of ilquid waste after a severe accident 2

RWM – R&D activitiesPre-disposal - 2

1 - Funded by the Ministry of Industry and Trade, Project No. FR-TI3 / 2452 - It continues to be funded by public funds

Unique UJV Group know-how in the Czech Rep. Complex research infrastructureWorking with open sources IR, irradiated and nuclear material

RAW collection and processing (WP)Incl. seizures of abandoned and orphan sourcesNPPs operation support

Long-term continuity in collaboration and supportSupport for the establishment of the WMO (SÚRAO)DGR Reference DesignSafety assessment, monitoring and upgrading of repositoriesStudies for the National RAW and SNF Management Policy /Frame

International collaboration and participation in ˃ 20 EU/EC projects

UJV relation to WMO

Frame Agreement on collaboration in applied research between SÚRAO and UJV, the FA includes both pre- and disposal management activities.

Relations of interests in the Czech Rep.

Area of interest of UJV

A framework regulated by AuthorityWMO = SÚRAOTSO = SÚROAuthority = SÚJB

WPs

REsTSO

WMO

R&D challenges for pre-disposal RWM

Objective TaskPost-operational safety of repositories Long-term stability of matrices

LTO of repositoriesAgeing of structures and barriers

Modernization and equipment up-grade

Waste from D&D and remediation historical liabilities

Final forms for waste unacceptable to existing repositories

VLLW management and landfill

New builds

Technology selection

Final product(s) testing and licensing

Analysis and modeling of repositories capacity

Long-term SNF storage Fuel properties (source inputs for DGR)

The Czech Republic remains a nuclear country Institutions and resources are establishedRAW management is coherent and conceptualL&ILW are continuously processed and disposed

A strong development and research base is available at UJV GroupIncludes RWM support (pre- and disposal) and Institutional RAW processingWorking at a broad international level

WMO, WPs and REs interests:Complementary and coordinatedWMO and key WPs jointly define R&D needs and objectivesGuided by the principles of long-term safety and sustainability

Conclusion

Reflected in the proposals for R&D tasks including involvement in Horizon2020 projects (EJP1, NFRP10,event. 9)

V

Hlavní 130 Rez, 250 68 HusinecCzech Republic +420 266 172 125+420 266 172 242waste@ujv.cz www.ujv.cz