Country Report Switzerland 2011
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1 Country Report Switzerland 2011 Manfred Märzendorfer NPP Leibstadt Switzerland (KKL) 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 1
2 NPP s in Switzerland & quota on electricity production 2010 KKL KKG 985 MW 1979 KKL 1165 MW 1984 KKG KKB1+2 PSI KKB MW KKM KKM 373 MW GWh 38 % Nuclear 57 % Hydro 5 % Other 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 2
3 Swiss NPP Net Production rd Meeting IAEA TWG-NPPCI Vienna Slide 3
4 Swiss NPP Performance figures Time availability (average) Energy utilization (average) Unplanned Scrams (total) Since 20 years no Scram in KKG!! 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 4
5 NPP Beznau Hydro Power Station will be replaced (reason for AUTANOVE) AWARE LCD Display elements will be replaced by LCD-monitors with similar look and feel (NEXIS) Kernenergie 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 5
6 NPP Beznau I&C-Projects since 2009 (in progress) Plant Process Computer (NEXIS) - Replacement of the 8.4 WDPF- based Process Information System incl. AWARE & COMPRO with an Emerson Ovation 3.5 System from Westinghouse. Upgrade of Teleperm XS - Upgrade of the reactor protection- & control-system from Siemens AREVA from Release 2.38c to Release 3.6 including deterministic physical barrier regarding IT-Security Independent Emergency Power Supply (AUTANOVE) - As part of a large plant modernization, the I&C for the independent emergency power supply will take advantage of COMMON-Q (AC-160) safety system supplied by Westinghouse 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 6
7 NPP Gösgen 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 7
8 NPP Gösgen I&C-Projects since 2009 (completed) Plant Process Computer (PRODIS) - Modernization of Data Aquisition System KKG development - Modernization of NW-structure - Redesign Display Pictures Turbine Control - Turbine control & protection Teleperm XS 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 8
9 NPP Gösgen I&C-Projects since 2009 (in progress, planned) Turbine Control - Bypass control (2011) Teleperm XS Process Control System Modernization (LETA) - Reactor control Teleperm XS - Reactor power limitation Teleperm XS - Feedwater control / Emergency feed control Teleperm XS - Neutron Flux Measurement (Incore) - Rod control & Rod position display Plant Process Computer (PRODIS) - Interface to digital I&C via MODBUS-Gateway 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 9
10 NPP Mühleberg Energie Kernkraft Mühleberg 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 10
11 NPP Mühleberg I&C-Projects since 2009 (completed) Plant Process computer NIS (Siempelkamp) Plant Process Visualisation System in the whole plant environment KKM development Core Monitoring upgrade GE-H and GNF Stability Monitor upgrade GSE Sweden Radwaste Simatic S7 Fire alarm management Siemens 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 11
12 NPP Mühleberg I&C-Projects since 2009 (completed) Reactor protection System - Replacement of rotating MG-sets by static UPS-systems Gutor Reactor Recirculation Pumps, Feedwater Pump C - Replacement of rotating MG-sets by static UPS-systems ABB ACS - Replacement of controls Procontrol P13 Enhancement of protection an control - for 6 kv bus E and start up transformer Siemens / Pfiffner Replacement of recorders by paperless recorders Yokogawa Renewal of pressure transmitters for turbine A & B Rosemount Replacement of fire protection system of SUSAN Siemens 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 12
13 NPP Leibstadt 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 13
14 NPP Leibstadt I&C-Projects since 2009 (completed) PCS - Modernization step 1 (ANIS+ PROMOD) 800xA/ - Additions & Expansions - control & monitoring new Block Transformer auxiliaries - Integration of several new or modified systems (Profibus) - Radwaste analog signals & alarms - Air Compressors etc. Radwaste - Measurement and analog control (Teleperm C) Simatic S7 Transient Analysis & Recording - Replacement of GETARS/GETPAR Computers ANIS+ / OSI PI - Replacement of Formatters C3-TREK Server IFTS - Replacement of relay control & conventional HSI Simatic S7 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 14
15 NPP Leibstadt I&C-Projects since 2009 (in progress) PCS - Modernization step 2 (ANIS+ NAMOD) 800xA/ HVAC-Systems (non safety related): Containment systems, Annulus systems Reactor auxiliary building, Radwaste Spent fuel building Turbine building (14 Cabinets) Condensate polishing plant (7 Cabinets) Demineralization plant Cooling tower makeup water plant (26 Cabinets) 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 15
16 Local Control Room Demineralization / Cooling tower make up water Auxiliary Control Room Demineralization, Cooling tower make up water Simatic S1 / Teleperm C panels 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 16
17 Local Control Room HVAC (will be taken out of service) Control Panel pneumatic analog control Operating Panel Automation & binary control Automation & binary control cabinet 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 17
18 Local Control Room Condensate polishing plant 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 18
19 Scope of modernization step MS2 (ANIS+ NAMOD) Process-Level - Sensors (analog & binary) approx Drives (open loop control) approx. 700 (incl. Solenoid valves) - Drives (closed loop control) approx Pneumatic control of HVAC approx. 70 pneumatic control loops approx. 50 pneumatic sensors HSI-Level - 2 Operating-Stations (PPA) in Auxiliary Control Room ( Water-House ) - 1 Large Screen Display in Auxiliary Control Room ( Water-House ) - 1 to 5 Touchpanel in Condensate Polishing Plant local control position 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 19
20 ANIS+ - actual concept of platform (as plant information system) Data to and from enterprise -NW C/S-NW Connection to MS2 C-NW1 + several expansions and new plant parts Serial time stamped events from existing I&C Hardwired analog and binary signals from existing I&C 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 20
21 2 PBS in ZM3 Control Room ANIS+ - Network & Controller expansion for MS 2 Connection to MS1 Client/Server-NW Control-NW2 CS21/22 2x2 Connectivity-Server ZE14R212 CS31/32 ZE14R213 Control-NW3 ZM10R355 Cooling 10 (Combit) Heating 10 (Combit) UW S800 S800 S800 S800 S800 TL1 TL2 UV1 UF, VF S800 UF10 S800 UF11 S800 UB1 S800 UB2 ZE12R105 ZB22R116 Ventilation 10 (Combit) ZB26R101-6 ZF10R035 CPP (Memostep) Div. 10 S800 S800 S800 S800 TL1 TL2 UV2 UF, VF ZB22R117 Ventilation 20 (Combit) Div. 20 UA1 S800 S800 VB1 VB2 S800 UW S800 Heating 20 (Combit) ZE12R105 Cooling 20 (Combit) S800 UF12 ZB26R101-6 S800 UF13 Demineralization (Simatic) S800 S800 S800 UA1 VB1 VB2 ZM10R355 CT-Make Up Water (Simatic) 18 redundant Controllers 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 21
22 ANIS+ - Modernization of process level (only one Division shown) MCR ZM3-CR Control-NW1 Control-NW3 ED1000 Combit (im ZE) Simatic (im ZM3) /S800 in ZE /S800 in ZM3 for UA und VB MCC MCC Prozess M M P M P M P P Prozess M M P M P M P P Example UA und VB 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 22
23 NPP Leibstadt I&C-Projects since 2009 (in progress) Rod Control & Information System - Replacement of transponders and display Flux Monitoring - Replacement of SRM- and IRM-Monitoring by a WRM-Solution NUMAC New WRNM displays on reactor desk New WRNM cabinets in RSD 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 23
24 NPP Leibstadt I&C-Projects since 2009 (in progress) Security Systems (ERSIS) - Display and alarm management system Simatic S7/Rubin 3C - Intrusion supervision - CCTV, perimeter supervision, access control, etc. - Alarm intercoms, etc. Fire protection and alarm management (TEBRA) - Fire alarm management Simatic S7/WIN CC - Fire protection Sinteso FC20xx (fire detectors, fire panels, extinguishing panels etc.) 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 24
25 Swiss Utilities New Nuclear Power Plant Projects 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 25
26 Swiss Utilities New Nuclear Power Plant Projects General Licence Applications for 3 new NPP s submitted to the SFOE - RESUN AG (Axpo / BKW) in December 2008: - at NPP Beznau and NPP Mühleberg site - KKN AG (Alpiq) in June 2008: - at NPP Gösgen site Conditional approval for all 3 sites published by SFOE in Nov Fukushima 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 26
27 Consequences of Fukushima Daiichi accident (1) Procedures for pending General Licence Applications suspended by Federal Council in March ENSI issued 3 directives to NPPs to proof their design for years earthquake years flooding - Combination of earthquake and flooding ENSI required a central storage for SAMG equipment which has to be - earthquake and flood proof - accessible by helicopter stationed in Switzerland - equipment has to be transportable by helicopter (if accessibility of plants in emergency is not given) Additionally ENSI issued a further directive to investigate spent fuel pool cooling (individual for each site) 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 27
28 Consequences of Fukushima Daiichi accident (2) Before Fukushima rather pro-nuclear public opinion skips to antinuclear (amplified by the media) May 22 nd people current against atom organized by anti nuclear organizations in the NPP Beznau vicinity - About participants - Peaceful event May 25 th the federal council (Bundesrat) decides on nuclear future - Different scenarios will be considered (fast, slow or no phase out) June 8 th the parliament (Nationalrat) discusses on nuclear future Outcome open, if pro nuclear Referendum against new nuclear plants almost sure!! 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 28
29 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 29
30 Swiss Recommendations (1) Design, Qualification, and Application of Digital I&C Systems - Investigating the best practices for the diversity and defence-in-depth analyses performed for digital I&C systems and determining what constitutes an adequate diversity and defence-in-depth - Selection and justification for level of diversity - Qualification of digital equipment and its programming. Type test of platforms. Requirements for safety application. Does object oriented programming provide the required reliability? - Hardware & Software Qualification Method for ASIC/CPLD/FPGA - TECDOC to establish engineering rules for plant computer system connecting to outsiders with respect to security - Qualification of I&C components. Harmonisation of qualification and type test of LOCA as well as non-loca, seismic and non-seismic, etc. qualified equipment 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 30
31 Swiss Recommendations (2) Modernisation of I&C Systems and Components - I&C Modernization Strategies for Plant-Wide Simplification and Cost Reduction I&C HW and SW Life-Cycle Related Issues - Configuration management guidelines for digital I&C systems - Dealing with short lifecycle of digital components Human Factors and Reliability, Main Control Room (MCR) Design, Human System Interface (HSI) - Upgrading existing control rooms: opportunities and limitations 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 31
32 I thank you for your kind attention! 23 rd Meeting IAEA TWG-NPPCI Vienna Slide 32
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