Top page > Securing stable power supply > Approaches to secure electric power supply capacity > Approach 2:Re-start of aged power stations after a long term suspension
Yokosuka Thermal Power Station
|Location||Yokosuka City, Kanagawa Prefecture|
|Commencement Year||1964 (Unit 3)|
|Fuel||heavy oil, crude oil, gas oil, town gas (GT)|
|Total output||2274 MW (Unit 3-8, GT1&2)|
|Operational situation||re-start from long term suspension: Unit 3&4, GT1&2|
|Date of re-start operation||GT 1: June 2,2011 GT 2: April 24,2011
Unit 3: June 19,2011 Unit 4: July 6,2011
Yokosuka Thermal Power Station had been suspended in long term since April 2010 and urgently re-started operation of Unit 3 and 4; Gas turbine 1 and 2, which were kept in relatively good condition, in order to supplement power supply shortage summer,2011. Not only TEPCO’s employees who experienced to work for Yokosuka PS but also affiliate companies’ employees got together and dealt with the matter to re-start in a body even with the severe condition such as short preparation time and first experience of complete black-out start.
At the time of the Touhoku-Chihou-Taiheiyou-Oki Earthquake, there were 59 employees to maintain the facilities at Yokosuka PS. The number of the employees were gone up to more than 1,400 for this re-start project.
As a result, GT2, GT1, Unit 3 and Unit 4 were re-started operation on April 24,2011, June 2,2011, June 19,2011 and July 6,2011, respectively. Yokosuka PS as aged power station is now contributed to supply power to grid.