Officials say a turbine trip triggered the shutdown at the Salem 2 nuclear plant at 2:28 p.m. on Friday. Plant operators have spent the weekend troubleshooting the problem, trying to determine what caused an electrical issue with the digital controls which are used to control the speed of the turbine. At 1429 hrs. EDT with RCPs 23 […]
Japan Nuclear Fuel Ltd. (JNFL) announced it restarted operations to produce enriched uranium on March 9th, 2012 at the Rokkasho Uranium Enrichment Plant. In December 2010, JNFL had suspended enrichment using older centrifugal separators at the plant. Since 1993 there has been US$ 20 billion invested in the project, nearly triple the original cost estimate. […]
An aftershock from last summer’s magnitude 5.8 earthquake on the east coast caused a reported magnitude 3.1 seismic event near the North Anna nuclear power station. The Unit 1 reactor declared an “Unusual Event” and submitted a report after the tremor was felt in the control room, a subsequent inspection after the aftershock reported no […]
Early Monday morning contract workers at Fukushima Daiichi reported that water was leaking from pipes transferring water from the desalination stations to the condensed water storage tanks. TEPCO was forced to halt the operations of the reverse osmosis membrane transfer pumps to stop the leak. When workers checked the pipes again, they found that the […]
In Japan, Shiga Prefecture has extended its preparedness zone around nuclear power plants beyond the 30-kilometer radius set by the central government. The national laws were never meant to be the final rule, but more of a guideline for regulators, utilities, and local governments to follow. Governor Yukiko Kada said the Fukushima Daiichi nuclear accident […]
Tokyo Electric Power Company have begun a 2-day endoscopic examination of the inside of a damaged reactor at the Fukushima Daiichi nuclear plant. TEPCO says through the operation it wants to confirm that the amount of fuel that melted and fell to the bottom of the containment vessels is being cooled properly. In January TEPCO […]