Press Release
April 1, 2016
International Research Institute for Nuclear Decommissioning (IRID)

Adapted Subsidy Programs “Project of Decommissioning and Contaminated WaterManagement” (7 projects)
International Research Institute for Nuclear Decommissioning (IRID) announced that wehave been adapted as a subsidized entity for the Subsidy Program (7 projects, period ofsolicitation: March 10 to March 24, 2016), “Project of Decommissioning and Contaminated
Water Management” that will be conducted in FY 2016, as a result of the review andevaluation of the “Review Committee for the Project of Decommissioning andContaminated Water Management” managed by Mitsubishi Research Institute (MRI).
Notice1. Upgrading level of grasping state inside reactor
Period of project: FY 2016 – FY2017
Subsidy rate and amount: Maxim amount: JPY 2 billion (Project cost: JPY 2 billion)
Project summary:(1) Integrated analyses and evaluations of the state inside the reactor(2) Estimations and evaluations of fuel debris and fission products respective
behaviors and characteristics for integrated analyses and evaluations, etc.
2. Development of investigation technology of inside of the Primary Containment Vessel(PCV)
Period of project: FY 2016 – FY2017
Subsidy rate and amount: Maxim amount: JPY 4 billion (Project cost: JPY 4 billion)
Project summary:(1) Formulation and updating of investigation plan and development plan
(2) Development of equipment and systems to access and investigate specific areas(3) On-site demonstrations, etc.
3. Development of investigation technology of inside of the Reactor Pressure Vessel(RPV)
Period of project: FY 2016 – FY2017
Subsidy rate: Not exceeding 1/2 of the subsidized cost
Maximum amount: JPY 1 billion (Project cost: JPY 2 billion)
Project summary:(1) Establishment and upgrading of the investigation plan and development plan
(2) Development of equipment to enable access to the reactor core from the top(3) Development and selection of the reactor core investigation method(4) Design and construction plan of the integrated investigation system, etc.
4. Development of corrosion control technology for the RPV and the PCVPeriod of project: in FY 2016
Subsidy rate: Not exceeding 1/2 of the subsidized cost
Maximum amount: JPY 0.5 billion (Project cost: JPY 1 billion)
Project summary:(1) Evaluation of the effectiveness and impacts of the corrosion control measure(2) Conceptual design of the corrosion control system, etc.
5. Development of criticality control technologies of fuel debris
Period of project: in FY 2016 – FY2017
Subsidy rate: Not exceeding 1/2 of the subsidized cost
Maximum amount: JPY0. 5 billion (Project cost: JPY 1 billion)
Project summary:(1) Establishment of criticality evaluation method(2) Development of criticality control technologies, etc.
6. Development of repair technology for leakage sections in the PCVPeriod of project: in FY 2016 – FY2017
Subsidy rate: Not exceeding 1/2 of the subsidized cost
Maximum amount: JPY 3 billion (Project cost: JPY 6 billion)Project summary:(1) Consideration and planning of process leading to water replenishment in the PCV]
(2) Development of the PCV lower part repair technology(3) Development of the PCV upper part repair technology(4) Consideration of environmental improvement concept for application of repair
construction method in actual equipment, etc.
7. Full-scale test of repair technology for leakage sections in the PCVPeriod of project: in FY 2016 – FY2017
Subsidy rate: Maximum amount: JPY 4 billion (Project cost: JPY 4 billion)
Project summary:(1) Full-scale tests of the PCV lower part repair technology(2) Confirmation of integrity of reinforcement materials and water stoppage materials
after testing(3) Maintenance of VR data for preliminary simulation test, etc.

IRID Press Contact:
Tomohisa Ito
Corporate Communications Teams, IRID+ 81-3-6435-8607
tomohisa-ito@irid.or.jp

Reference

Research & Development (R&D) in a government subsidy and commission expenses (IRID)
Project of Decommissioning and Contaminated Water Management in the FY 2015 (includingFY2014) supplementary budget
R&D for preparation of fuel debris retrieval
Category
1.
2.

Project name

Reference

SubsidizedUpgrading level of grasping state inside reactor
Project

Will be completed inMarch, 2018

Subsidized Development of investigation technology of inside of theWill be completed inProjectPrimary Containment Vessel (PCV)

March, 20183.

Subsidized Development of investigation technology of inside of theProject
Reactor Pressure Vessel (RPV)

Will be completed inMarch, 2018

4.

Subsidized Development of corrosion inhibition technology for theProject
RPV and the PCVWill be completed inMarch, 2018

5.

Subsidized Development of criticality control technologies of fuelProject
debrisWill be completed inMarch, 2018

6.

Subsidized Development of repair technology for leakage sections in Will be completed inProject
the PCV
March, 20187.

Subsidized Full-scale test of repair technology for leakage sections
Projectin the PCVWill be completed inMarch, 2018

1Project of Decommissioning and Contaminated Water Management in the FY 2014 supplementarybudget（1）R&D for spent fuel removal in the spent fuel pool
Category

Project Name

Subsidized Evaluation of long-term structural integrity of the fuelProject
assemblies removed from the spent fuel pool

ReferenceWill be completed inMarch, 2017（2）R&D for preparation of fuel debris retrieval
Category

Project name

Reference

1.

Subsidized Enhancement in identifying conditions inside the reactor
Project
through application of accident analysis and actual data

Completed in March,
2016

2.

Subsidized Development of technology for collection, transfer andProjectstorage of fuel debris

Will be completed inMarch, 2017

Subsidized Development of technology for criticality control in fuelCompleted in March,

3.

Projectdebris retrieval

2016

4.

Subsidized Development of technology for fuel debris
Projectcharacterization

Will be completed inMarch, 2017

5.

Subsidized Study of basic and generic technology for retrieval ofProject
fuel debris and reactor internals

Will be completed inMarch, 2017

6.

Subsidized Study of method for retrieval of fuel debris and reactor
Projectinternals / system enhancement

Will be completed inMarch, 2017

7.

Subsidized Development of technology for investigation inside theProject
RPV

Completed in March,
2016（3）R&D for treatment and disposal of radioactive waste
Category

Project nameSubsidized R&D for treatment and disposal of solid radioactive
Projectwaste

2

ReferenceWill be completed inMarch, 2017

Project of Decommissioning and Contaminated Water Management in the FY 2013 supplementarybudget（1）R&D for fuel removal from spent fuel pool
1.
2.

Category
SubsidizedProject
SubsidizedProjectProject nameEvaluation of long-term structural integrity of the fuel assemblies
removed from the spent fuel poolStudy of methods to process damaged fuel removed from thespent fuel pool

Reference
Completed in March,
2015
Completed in March,
2015（2）R&D for preparation of fuel debris retrieval
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.

Category
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project
Subsidized
Project

Project name
Development of repair and water leakage stoppage
technology for leakage points inside the PCV
Full-scale test for repair and water leakage stoppage
technology for leakage points inside the PCV

Reference
Completed inMarch, 2016
Completed in
March, 2016
Completed in
Development of technology for investigation inside the RPVMarch, 2015
Development of technology for retrieval of fuel debris andCompleted inreactor internals
March, 2015
Development of technology for collection, transfer and storage Completed inof fuel debris
March, 2015
Development of technology for integrity evaluation of the RPV Completed in/ PCVMarch, 2015
Development of technology for detection of fuel debris in the
Completed inreactor.
December, 2015
Identifying conditions inside the reactor through application of Completed insevere-accident analysis code
March, 2015
Development of technology for fuel debris characterization and Completed intreatment
March, 2015
Development of technology for criticality control in fuel debris
Completed in
retrievalMarch, 2015
Development of technology for remotely operated
Completed indecontamination inside reactor buildings
March, 2016
Completed in
Development of technology for analysis of debris properties
March, 2015
Development of technology for non-destructive detection ofCompleted in March
radioactive materials accumulated in the suppression chamber 2015
Completed in March
Development of technology for investigation inside the PCV
2016（3）R&D for treatment and disposal of solid radioactive waste
Category

Project nameSubsidized Development of technology for treatment and disposal ofProject
accident-generated waste

3

Reference
Completed in March2015

Program for nuclear power reactor, decommission and safety generic technology in FY 2013
Subsidies for nuclear power reactor, decommission and development of safety generictechnology in FY2013（1）R&D for fuel removal from spent fuel pool
Category

Project name

Reference

1.

Commissioned Evaluation of long-term structural integrity of the fuelProject
assemblies removed from the spent fuel poolCompleted inMarch, 2014

2.

Commissioned Study of methods to process damaged fuel removed from theProject
spent fuel poolCompleted inMarch, 2014（2）R&D for preparation of fuel debris retrieval
Category

Project name

Reference

1.

Subsidized
Project

Development of technology for remotely operated
decontamination inside reactor buildings

Completed in July,
2014

2.

Subsidized
Project

Development of repair and water leakage stoppage
technology for leakage points inside the PCVCompleted inSeptember,2014

3.

Subsidized
Project

Development of technology for investigation inside the PCVCompleted inJuly,2014

4.

Subsidized
Project

Development of technology for investigation inside the RPV

Completed inMarch,2014

5.

Subsidized
Project

Development of technology for collection, transfer andstorage of fuel debris

Completed inMarch, 2014

6.

Subsidized
Project

Development of technology for integrity evaluation of theRPV/PCVCompleted inMay,2014

7.

Subsidized
Project

Development of technology for criticality control in fuel debris
retrieval

Completed inJune,2014

8.

Commissioned dentifying conditions inside the reactor through application ofProject
severe accident analysis codeCompleted inMarch,2014

9.

Commissioned Development of technology for fuel debris characterization
Projectand treatment

Completed inMarch, 2014（3）R&D for treatment and disposal of radioactive waste
Category

Project nameCommissioned Study to examine technologies for disposal of accident waste
Projectand establishment of disposal concept

Reference
Completed inMarch,2014（4）Others
Category

Project name

Reference

1.

Commissioned
Project

Technical study for contaminated water management

Completed in
December, 20132.

Commissioned
Project

Technical study of Innovative approach for fuel debris
retrieval

Completed inMarch, 20144