atw 2018-05v6

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atw Vol. 63 (2018) | Issue 5 ı May

340

Emsland

REPORT

Operating sequence in 2017

Electrical output in %

100

90

80

70

60

50

40

30

20

10

0

January February March April May June July August September October November December

Apart from the overall maintenance outage in May and June and the

refuelling outage by the end of the year 2016 the Emsland nuclear

power plant had been operating uninterrupted and mainly at full

load during the review period 2017. Producing a gross power

generation of 11,323,704 MWh with a capacity factor of 93.13 %

the power plant achieved again a very good operating result.

Planned shutdowns

29 th refuelling and overall maintenance inspection:

Bye the end of 2016 the KKE did a second refuelling outage ending at

7 January 2017. Main task was the replacement of 16 fuel elements.

30 rd Refuelling and overall maintenance outage:

100 The annual outage was scheduled for the period 13 May 1 June. The

outage took 18.5 days from breaker to breaker. In addition to the

replacement 80

of 24 fuel elements the following major maintenance

and inspection activities were carried out:

• 60 Inspection of core and reactor pressure vessel internals.

• Inspection of a reactor coolant pump.


40

Inspection of pressurizer valves.

• Eddy current testing of steam-generator tubes.

20

• Pressure test on different coolers and tanks.

• Inspection of a main condensate pump.

0

• Maintenance works on different transformers.

• Different automatic non-destructive examinations.

Unplanned shutdowns and reactor/turbine trip

None.

Power reductions above 10 % and longer than for 24 h

Stretch-out operation from 16 April to 13 May.

National Peer Review

Risk assessment.

WANO Review/Technical Support Mission

WANO Follow-up.

Delivery of fuel elements

• 24 Uranium-fuel elements.

Waste management status

5 CASTOR © cask loading were carried out during the review period

2017. At the end of the year 43 loaded casks were stored in the local

interim storage facility.

Positionierung:

Bezug, links, unten

X = 20,475 Y = 95,25 B = 173,5 H = 38,2

VGB: HKS6K 30 %

atw: 100 60 0 0

Report

Operating results 2017 – Part I*

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