Development of “Flexible Structure Arm (Muscular Robot)” and Remote Operation Technology for Fuel Debris Retrieval [Developed by HITACHI GE Nuclear Energy] (March 2017)
Mar.22,2017
As part of its R&D efforts for decommissioning of Fukushima Daiichi Nuclear Power Station (NPS), IRID is involved in the Project for Fundamental Technologies for Retrieval of Fuel Debris and Internal Structures; the Subsidy Project of Decommissioning and Contaminated Water Management.
Development of “Robot Arm / Access Rail”; Testing of device for access inside the pedestal [Developed by Mitsubishi Heavy Industries (MHI)] (March, 2017)
Mar.21,2017
As part of its R&D efforts for decommissioning of Fukushima Daiichi Nuclear Power Station (NPS), IRID is involved in the Project for Development of Fundamental Technologies for Retrieval of Fuel Debris and Internal Structures; the Subsidy Project of Decommissioning and Contaminated Water Management,.
Development of Robot “PMORPH” for Investigation inside Unit 1 Primary Containment Vessel (PCV) (Investigation outside Pedestal Basement: B2 Investigation) [Developed by IRID and Hitachi GE Nuclear Energy] (February 3, 2017)
Feb.03,2017
The “PMORPH”, developed by IRID and Hitachi-GE Nuclear Energy, was presented to the media on February 3. The device, equipped with a dosimeter and underwater camera, will be used to investigate outside the Unit 1 pedestal basement in the PCV, in which fuel debris may have spread to, towards decommissioning TEPCO’s Fukushima Daiichi Nuclear Power Station (NPS).
Full-scale Testing of Technology for Repairing PCV Leakage Points
Full-scale Testing of Strengthening Technology for Suppression Chamber (S/C) Support Columns [IRID/Hitachi GE Nuclear Energy] (November 29, 2016)
Nov.29,2016
IRID is engaged in ongoing development of technology for repairing leakage points in the Primary Containment Vessel (PCV) under a project sponsored by the Ministry of Economy, Trade and Industry (METI) for the FY2016-2017 period towards the decommissioning of the Fukushima Daiichi Nuclear Power Station.
Development of “Laser Gouging Technology” for Fuel Debris [Led by Toshiba] (October 28, 2016)
Oct.28,2016
IRID (with development led by Toshiba) is conducting development of fundamental technology for retrieval of fuel debris and reactor internals under the subsidy project of Decommissioning and Contaminated Water Management, as a part of R&D challenges towards the decommissioning of Fukushima Daiichi Nuclear Power Station (NPS).
Development of Repair Technology for Water Leakage Sections in PCV Testing Concrete Injection Technology for Water Leak Stoppage Treatment inside Suppression Chamber Using Full-Scale Mock-up Facility [Led by TOSHIBA]. (October 15, 2016)
Oct.15,2016
IRID is advancing the development of repair technology for water leakage sections in the Primary Containment Vessel (PCV) under a project led by Ministry of Economy, Trade and Industry (METI) in FY 2016-FY 2017 towards the decommissioning of the Fukushima Daiichi Nuclear Power Station (NPS). As a part of this project, a method of injecting concrete to repair water leakage points inside suppression chamber (S/C), a structure that lies at the lower part of the PCV, is currently being examined.
Completion of Preparation for Full-Scale Test Facility Simulating the Lower Part of the PCV and Future Test Plans (October 13, 2016)
Oct.13,2016
A full-scale mock-up facility* is now ready for testing purposes to establish technology for repairing water leakage points in the lower part of the Primary Containment Vessel (PCV).
* This test facility simulates vent pipes, the suppression chamber (S/C), and torus room wall found in the lower part of the PCV in Fukushima Daiichi Nuclear Power Station (NPS) Unit 2. The facility is of full-scale size, but represents a 1/8 portion of the circular S/C.
Completed manufacturing a full-scale test device simulated the lower part of the Primary Containment Vessel (PCV) and its test plan. (April 20, 2016)
Apr.20,2016
The International Research Institute for Nuclear Decommissioning (IRID) manufactured “full-scale test device” in the Naraha Remote Technology Development Center in order to establish the technology for repair and water leakage stoppage in the lower part of the PCV.
Improved Robot for Investigation inside the Primary Containment Vessel (Scorpion Robot) [Developed by TOSHIBA CORPORATION] (Feb. 18, 2016)
Feb.18,2016
IRID plans to deploy an improved remotely-operated robot (scorpion robot) to investigate inside the Primary Containment Vessel (PCV) at the Fukushima Daiichi Nuclear Power Station Unit2 as soon as it completes on-site preparations, including investigation and decontamination work around a penetration that is to be used as an insertion opening through which the investigation robot will be inserted.
Development of decontamination equipment for upper floors of the reactor building at the Fukushima Daiichi Nuclear Power Station (Dec.16, 2015)
Dec.16,2015
IRID is developing decontamination equipment for upper floors—a new robot for decontaminating the second and third floors of the reactor building at the Fukushima Daiichi Nuclear Power Station (NPS).