Project List

R&D for Nuclear Decommissioning “Internal Investigation”

Subsidized Project Name Assessing Conditions Inside Reactor through
application of Severe Accident Analysis Code
Advancement of Grasping Conditions inside Reactor
by Accident Progression Analysis and Actual Data,
etc.
Upgrading Level of Grasping State inside Reactor
Development of Technologies for the Detection of
Fuel Debris inside Reactors
Development of Technologies for Characterization
and Processing of Fuel Debris
Properties Analysis of Actual Debris
Grasping Properties of Fuel Debris
Development of Technologies for Grasping and
Analyzing Properties of Fuel Debris
Development of Technologies for Grasping and
Analyzing Properties of Fuel Debris (Estimation of
Aging Properties of Fuel Debris)
Development of Analysis and Estimation Technology
for Characterization of Fuel Debris
Development of Analysis and Estimation Technology
for Characterization of Fuel Debris (Development of
Estimation Technology of Aging Properties of Fuel
Debris)
Development of Analysis and Estimation Technology
for Characterization of Fuel Debris (Development of
Technologies for Enhanced Analysis Accuracy and
Thermal Behavior Estimation of Fuel Debris)
Development of Analysis and Estimation Technology
for Characterization of Fuel Debris (Development of
Technologies for Enhanced Analysis Accuracy,
Thermal Behavior Estimation, and Abbreviated
Analysis)
Development of Analysis and Estimation
Technologies for Characterization of Fuel Debris
(Development of Estimation Technologies of RPV
Damaged Condition, etc.)
Development of Analysis and Estimation
Technologies for Characterization of Fuel Debris
(Development of Non-Destructive Measurement
Technologies for Sorting and Segregation of Fuel
Debris and Others)
Development of Investigation Technology of Inside
of RPV
Development of Investigation Technologies
of Inside of RPV (Advancement of Processing
Technologies in Access-from-Top Investigation
Method and Development of Access-from-Bottom
Investigation Method)
Development of Investigation Technology of Inside
of RPV (Development of Investigation Technology of
Inside of RPV by using Existing Pipes)
Development of Investigation Technology of Inside
of PCV
Development of Technologies for In-depth
Investigation of PCV Inside FY2017/18
Development of Technologies for In-depth
Investigation of PCV Inside (On-site demonstration
of Technologies for In-depth Investigation through
X-6 penetration)
Development of Technologies for In-depth
Investigation of PCV Inside (On-site demonstration
of Technologies for In-depth Investigation
considering measures of deposits)
Development of Technologies for In-depth
Investigation of PCV Inside FY2022

R&D for Nuclear Decommissioning “Development of Retrieval Method”

Subsidized Project Name Development of Technologies for Retrieval of Fuel
Debris and Internal Structures
Conceptual Study of Innovative Approach for Fuel
Debris Retrieval and Feasibility Study of Essential Technologies
Project of Upgrading Approach and System for
Retrieval of Fuel Debris and Internal Structures
Advancement of Retrieval Method and System of
Fuel Debris and Internal Structures
Advancement of Retrieval Method and System of
Fuel Debris and Internal Structures (Development of
technology for criticality control in fuel debris
retrieval)
Project of Development of Fundamental
Technologies for Retrieval of Fuel Debris and
Internal Structures
Project of Development of Fundamental
Technologies for Retrieval of Fuel Debris and
Internal Structures (Development of Small Neutron
Detectors)
Advancement of Fundamental Technologies for
Retrieval of Fuel Debris and Internal Structures
Development of Technologies for Retrieving Fuel
Debris and Internal Structures
Development of Technologies for Retrieving Fuel
Debris and Internal Structures (Development for
Dust Collection System of Fuel Debris)
Development of Technologies for scaling up
Retrieval of Fuel Debris and Internal Structures
(Development of Technologies for Ensuring Safety
during Fuel Debris Retrieval)
Development of Technologies for scaling up
Retrieval of Fuel Debris and Internal Structures
(Development of Technologies for Sorting and
Distinction between Fuel Debris and Radioactive
Waste)
Development of Fuel Debris Retrieval Method
Development of Fuel Debris Retrieval Method
(Development of Fuel Debris Dust Dispersion
Suppression Technologies)
Development of Fuel Debris Retrieval Method
(Development of Isolation Technologies for
Preventing Spread of Contamination during Retrieval
and Transportation of Large Components)
Development of Fuel Debris Retrieval Method
(Development of Control Rod Drive Housing Cutting
and Removal Technologies)
Development of Fuel Debris Retrieval Method
(Development of Equipment installed on Operation
Floor such as Large Transportation Device etc. for
Top-Access Partial Submersion Retrieval Method)
Development of Fuel Debris Retrieval Method
(Development of Filling Stabilization Technologies
and Fall Prevention and Mitigation Technologies
during Processing Fuel Debris for Top-Access Partial
Submersion Retrieval Method)
Development of Safety System (Liquid/Gas System,
Technologies for Criticality Control)
Development of Safety System (Liquid Processing
System)
Development of Remote Maintenance Technologies
for Remote Operation Devices
Development of Technologies for Fuel Debris
Retrieval Gradually Expanded Its Scale

R&D for Nuclear Decommissioning “Improvement of Work Environment”

Subsidized Project Name Development of Technologies for Integrity Evaluation
of RPV and PCV
Development of Corrosion Inhibition Technology for
RPV and PCV
Development and Management of Evaluation
Method of Seismic Performance/Impact of RPV and
PCV
Development of Technologies for Repair and Water
Stoppage of Leakage Sections in PCV
Development of Repair Technology for Leakage
Sections in PCV
Full-scale Test for Repairing Leaks from PCV and
Water Stoppage of PCV
Full-scale Test of Repair Technology for Leakage
Sections in PCV
Development of closed circulation systems for water
inside PCV
Development of Technologies for Non-destructive
Detection of Radioactive Material Deposited in S/C,
etc.
Development of Remote Decontamination
Technology in the Reactor Building
Development of Technologies for scaling up
Retrieval of Fuel Debris and Internal Structures
(Development of Remote Handling Technologies for
Obstacles Removal and Work Environment
improvement)
Development of Technologies for Work
Environmental Improvement in Reactor Building
(Development of Exposure Reduction Technologies
by Digitalization of Environment and Radioactive
Source Distribution)
Development of Technologies for Work
Environmental Improvement in Reactor Building
(Development of Exposure Reduction Technologies
by Improved Functional Digitalization of Environment
and Radioactive Source Distribution)
Development of Technologies for Work Environmental Improvement in Reactor Building (Development of Corrosion Control Technologies using Cathodic Protection for Suppression Chamber Support Column)
Development of Safety System (Acquisition of Dust
Dispersion Data)
Development of Safety System (Acquisition of Dust
Dispersion Data)
Development of Safety System (Technology
Development of Analytical Method for Exposure
Dose Evaluation)
Development of Criticality Control Technologies of
Fuel Debris
Development of Assistive Technologies for
Integration Management of Decommissioning of the
Fukushima Daiichi Nuclear Power Station
(Development of Continuous Monitoring System in
PCV)
Development of Technologies for Containing,
Transportation and Storage of Fuel Debris
Development of Technologies for Containing,
Transportation and Storage of Fuel Debris (Handling
Fuel Debris in Powder and Slurry/Sludge State)
Development of Technologies for Containing,
Transportation and Storage of Fuel Debris (Drying
Technologies for Fuel Debris)
Development of Technologies for Containing,
Transportation and Storage of Fuel Debris
(Development of Technologies required for Storage
of Fuel Debris in Powder and Slurry/Sludge State)
Development of Technologies for Containing,
Transportation and Storage of Fuel Debris
(Development of Technology for Handling of
Powdery and Slurry/Sludge State Fuel Debris)

R&D for Nuclear Decommissioning “Processing of Solid Waste, etc.”

Subsidized Project Name Development of Technologies for Processing and
Disposal of Accident Waste
Research and Development of Processing and
Disposal of Solid Waste
Research and Development of Processing and
Disposal of Solid Waste (Research and development
on preceding processing methods and analytical
methods)
Research and Development of Processing and
Disposal of Solid Waste (Examination of Evaluation
Technology for Integrity of Container during Storage
of Highly Radioactive Solid Waste)
Research and Development of Processing and
Disposal of Solid Waste (Research and Development
of Solidification of Slurry with Cement and Alkali
Activated Material)
Research and Development of Processing and
Disposal of Solid Waste (Development of
Technologies of Collecting Adsorbent from Cesium
Adsorption Vessel and Contamination Evaluation to
Segregate Solid Waste)
Research and Development of Processing and
Disposal of Solid Waste (Investigation on Standard
Analytical Methods using Simplified and Accelerated
Analytical Technology)
Research and Development of Processing and
Disposal of Solid Waste (Preliminary Investigation of
Technological Option to Establish Flexible and
Reasonable Waste Management)

R&D for Nuclear Decommissioning “Spent Fuel Storage”

Subsidized Project Name Evaluation of Long-term Integrity of Fuel Assembly,
etc. Retrieved from Spent Fuel Pool
Investigation of Method for Processing Damaged
Fuel, etc. Retrieved from Spent Fuel Pool
Evaluation of Long-term Integrity of Fuel Assembly
Retrieved from Spent Fuel Pool

Contaminated Water Management

Subsidized Project Name Demonstration Project for Verification Tests of
Tritium Separation Technologies
Demonstration Project for Seawater Purification
Technologies, Demonstration Project for
Technologies for Capturing Radioactive Substances
from Soil, Demonstration Project of Technologies for
the Decontamination of Contaminated Water Tanks,
Demonstration Project for Unmanned Boring
Technologies