Almaraz

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Spain's Almaraz I nuclear power station stopped after pressure drop -regulator

Thursday, September 18, 2014

MADRID, Sept 18 (Reuters) - Spain's 1,000-MW Almaraz I nuclear power station was automatically shut down late on Wednesday after the protection system was triggered by a pressure drop in the reactor, the Nuclear Security Council reported.

The cause of the pressure drop has been identified and, for the moment, the plant remains offline and secure, the regulator said.

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Spain nuclear plants halted, watchdog calls meeting

Tuesday, August 26, 2008

MADRID, Aug 25 (Reuters) - Spain's nuclear watchdog on Monday called for a meeting of plant operators following the second unscheduled disconnection of a reactor in as many days.
The Nuclear Safety Council (CSN) confirmed earlier reports by industry sources that the 500-megawatt Garona plant was off line, due to an error in work on high-voltage installations which automatically halted the plant.

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Spain nuclear plant Almaraz likely back by Thursday

Monday, May 26, 2008

MADRID, May 26 (Reuters) - Spain's 1,000-megawatt Almaraz I nuclear power station is likely to be back on line on Wednesday or Thursday after refuelling, management told Reuters on Monday.

A spokeswoman at the plant added that if reconnection began on Tuesday night or Wednesday, the plant would be back at full power by Thursday.

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Spain watchdog boosts screening after nuclear leak

Wednesday, May 7, 2008

MADRID, May 7 (Reuters) - Spain's nuclear watchdog has stepped up screening of workers and visitors to the Asco I power station following a radioactive leak reported last month.

In a statement released late on Tuesday, the Nuclear Safety Council (CSN) added that it had so far checked 1,625 people out of a planned total of 2,544 at the plant near northeastern port Tarragona and found none to have been contamminated.

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Greenpeace protest outside nuclear plant

Thursday, May 24, 2007

Activists chained themselves to the main entrance gate at the plant in Cáceres.

A Greenpeace protest outside the Almaraz nuclear plant in Cáceres on Thursday blocked the main access for a number of hours, as activists demanded that the Spanish government put in place its ‘promised plan to abandon nuclear energy.’

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Slow insertion of control rods

On January 17, 1997 at 100% power, there was a scram on turbine trip for spurious actuation of a relay Buchholz of main transformer. All safety systems called upon performed as expected, operators checked that control rods were fully inserted into the core.

Category: Power Reactor Almaraz Spain »

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LEAKAGE IN MANUAL VALVE INTO TECHNICAL SPECIFICATIONS

On 4.12.94 a leakage was detected in a manual valve located in the temperature measurement line of loop 1 of the core coolant system. The amount of the leakage was in all moments within technical specifications.

The leakage was detected using the normal detection resources with a value of 200 l/h. The maximum value permitted in the technical specifications is 227 l/h.

The cause of the event was the fault of a joint of the valve.

Category: Power Reactor Almaraz Spain »

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FIRE IN ELECTRIC TRANSFORMER

On 24.12.93 a fire was declared in the phase 5 of the principal electric transformer of group 1. Due to unknown electric causes. The event produced turbine scram and reactor scram. The fire was extinguished by the fire brigade of the NPP in a short time interval. All the safety functions were complete and the event did not affect any safety systems.
When an event could cause awareness in the population the CSN always issues a press release. Although the event has no safety significance, it could attract the attention of the general public.

Category: Power Reactor Almaraz Spain »