Search results
Results from the WOW.Com Content Network
In June 2008, several scientists stated that the Rokkasho plant is situated directly above an active geological fault line that could produce a magnitude 8 earthquake but Japan Nuclear Fuel Limited stated that according to their investigation the fault had not been active in the last million years and there was no reason to fear an earthquake ...
Chernobyl Reactor 5 was initially abandoned after the 1986 disaster, but final decisions to halt work occurred in 1989 as safety and cost concerns grew. The Ukrainian government fully decommissioned the Chernobyl Nuclear Power Plant in 2000, closing down operations of the remaining active reactors and stopping any possible revival of Reactors 5 ...
A BWR's containment consists of a drywell, where the reactor and associated cooling equipment is located, and a wetwell. The drywell is much smaller than a PWR containment and plays a larger role. During the theoretical leakage design basis accident, the reactor coolant flashes to steam in the drywell, pressurizing it rapidly.
The Onkalo is a planned deep geological repository for the final disposal of spent nuclear fuel [60] [61] near the Olkiluoto Nuclear Power Plant in Eurajoki, on the west coast of Finland. Picture of a pilot cave at final depth in Onkalo. Several methods of disposal of radioactive waste have been investigated: [62] Deep geological repository ...
Radioactive waste that remains after the decommissioning is either moved to an on-site storage facility where it is still under control of the owner, or moved to a dry cask storage or disposal facility at another location. The final disposal of nuclear waste from past and future decommissioning is a growing still unsolved problem.
High-level waste is the highly radioactive waste material resulting from the reprocessing of spent nuclear fuel, including liquid waste produced directly in reprocessing and any solid material derived from such liquid waste that contains fission products in sufficient concentrations; and other highly radioactive material that is determined, consistent with existing law, to require permanent ...
The commission, composed of fifteen members, conducted an extensive two-year study of nuclear waste disposal, what is referred to as the "back end" of the nuclear energy process. [94] The commission established three subcommittees: Reactor and Fuel Cycle Technology, Transportation and Storage, and Disposal. [94]
The plant processes liquid radioactive waste, which during the technological process is cemented and transformed into safer for storage and disposal. At the moment, the plant has processed 34 "packages", which, after exposure and radiation control, will be directed to burial in a special near-surface storage of solid radioactive waste.