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Hokkaido power station restart to take longer , hit by a devastating earthquake on sep 6th JP

【送料無料!!】◆大塚製薬オーエスワン(OS-1) 500mlX24本
価格:3954円(税込、送料無料) (2021/7/29時点)

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▽Notice

Hokkaido Electric Power's calculation method of power saving ratio was changed.
For this reason, figures before September 12 are reference values.
The power saving rate from the 13th is the value of the new calculation formula.

 

 

Power saving situation in Hokkaido Electric Power

【Power Outage Schedule】

 No planned power cut scheduled for September 14th and September 15th

 

Power saving core time is 8: 30 ~ 20: 30(weekdays)

Power saving is 20% before the earthquake
Time / date September 10 September 11 September 12 September 13 September 14 September 15 September 16 
 8:00 13.9 26.2 20.2 19.6 12.6 - -
 9: 00 11.6 25.6 16.3 17.2 9.6 - -
10: 00 10.8 24.9 15.6 17.5 8.7 - -
11:00 13.7 23.8 17.4 16.0 11.1 - -
12:00 14.7 24.3 17.9 15.1 10.9 - -
13:00 15.8 23.2 20.0 16.4 12.0 - -
14:00 16.0 22.6 18.9 15.8 12.1 - -
15:00 15.3 19.9 16.4 15.6 11.1 - -
16:00 15.4 17.1 16.0 14.3 11.0 - -
17: 00 14.9 14.9 14.2 11.8 9.9 - -
18:00 15.4 14.3 14.1 12.5 10.5 - -
19:00 15.6 14.2 14.3 12.9 10.8 - -
20: 00 15.4 13.7 13.9 12.7 10.5 - -

 

 

Minister of Economy, Trade and Industry "Restoration of Tomato Atsuma Thermal Power Plant after November"

In the press conference after the Cabinet on September 11, Minister of Economy, Trade and Industry announced on January 11 about the restoration of Hokkaido's largest thermal power plant, Tomato Atsuma Thermal Power Station, whose operation has been stopped due to the earthquake, We showed that full recovery will slip after November.

On that basis, we decided to request a power saving target of at least 20% for electricity saving requests within Hokkaido.

Regarding the prospect of power saving request in Hokkaido, recovery of Tomato Atsuma Thermal Power Plant will be delayed, while another hydroelectric power station will be in operation, etc. "The operation of Unit 2 of the Kyogoku pumped-in power plant will be on this 14th We plan to cooperate with 20% of electricity saving targets until the 14th of that day, and after 14th this week we will discuss with trends in energy saving carefully and discuss policies. " It was.

 

 

Current situation and recovery prospect of Tomato Atsuma Power Station

Facility

Main damage situation · Scheduled to be repaired

Restoration prospect

Unit 1

page1image53065216

Boiler equipment

【Work to anticipate that recovery will take the longest period】

· As a result of the internal inspection of the boiler, confirm the damage of the two boiler pipes

· We plan to conduct hydraulic test to confirm replacement of damaged tube and subsequent soundness (Week of September 16)

From the end of September

Turbine equipment

page1image53045760

· We have not confirmed the damage which will affect the resumption of operation at the moment

Other

· We have not confirmed the damage which will affect the resumption of operation at the moment

page1image53048448

Unit 2

Boiler equipment

【Work to anticipate that recovery will take the longest period】

· Check the damage of 11 boiler tubes as a result of the internal inspection of the boiler

· We plan to conduct hydraulic test to confirm replacement of damaged tube and subsequent soundness (Week of September 16)

After mid-October

Turbine equipment

page1image53156032

· We have not confirmed the damage which will affect the resumption of operation at the moment

Other

· We have not confirmed the damage which will affect the resumption of operation at the moment

Unit 4

Boiler equipment

· The boiler main body which continued cooling started the internal inspection from September 10 and has not confirmed the damage which affects the resumption of operation at the moment

· After inspection, we plan to conduct hydraulic test to confirm soundness (Week of September 16)

After November

Turbine equipment

【Work to anticipate that recovery will take the longest period】

· Scheduled to be inspected as soon as the cooling of the turbine is over (week of September 16)

→ In order to inspect, it is necessary to disassemble / assemble the turbine, so it is expected that it will take a considerable amount of time in the work period

· External inspection has not confirmed the damage which affects the resumption of operation at the moment

Other

· We have not confirmed the damage which will affect the resumption of operation at the moment

 

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