TECHNICAL FEATURES OF MMIS DESIGN AND TECHNOLOGIES OF SMART

Transcription

1 TECHNICAL MEETING ON INSTRUMENTATION AND CONTROL IN ADVANCED SMALL AND MEDIUM-SIZED REACTORS (SMRS) May 2013 TECHNICAL FEATURES OF MMIS DESIGN AND TECHNOLOGIES OF SMART In Soo KOO

2 Introduction

3 SMART MMIS

4 Classification Protection SCOPS RPS DPS ASTS ESFCS Safety Control Control Monitoring Power Control RRS CRDMCS RPCS Alarm and Indications Process Control PZR Control CVCS BOP 2 nd Control FWCS SBCS TB Control Condensate Control IPS(SCOMS, CFM, NSSS+BOP Monitoring, Alarm, SOE, HDSR) ICCMS PAMS Primary Integrity Monitoring/Seismic Monitoring/RMS

5 Classification IC-1 IC-2 IC-3 SCOPS RPS ESFCS Safety Controls Interlocks ICCMS PAMS Indications DPS ASTS Power Control System Process Control System Alarms Indications IPS Monitoring Systems Safety-critical Software (SC) Important to Safety Software (ITS) Non-Safety Software (NS)

6 Redundancy Single Failure Criteria SCOPS RPS - 4 channels - 4 channel - 2/4 coincidence logic - Manual trip switches ESFCS - 4 channel - 2/4 coincidence logic - Manual actuation devices Safety Controls Electric Power PAMS Control systems 2 channels, X-Y

7 Defense in Depth 1 st level - To prevent deviations from normal operation and to prevent system failures - Control echelon; Power Control System, Process Control System, 2 nd Control System 2 nd level - Protection echelon ; SMART Core Protection System, Reactor Protection System, Diverse Protection System, Automatic Seismic Trip System 3 rd level - Mitigation echelon; Engineered Safety Features Control System, Safety Control System 4 th level: - Monitoring echelon; Post Accident Monitoring System, Inadequate Core Cooling Monitoring System

8 Defense in Depth Control Protection Monitoring ESF actuation

9 Diversity Diversity Protection System - Anticipated transient without scram - Common cause failure Diverse functions - Main control panel Safe shutdown panel - Alarm and Indication System Information Processing System - Reactor Protection System Reactor Regulating System - SMART Core Protection System SMART Core Monitoring System (IPS) - Post Accident Monitoring System Critical Functions Monitoring (IPS)

10 Data Communication Cyber Security SMART MMIS Cyber Security Lifecycle Process Defense-in-depth protective structure

11 System Design Qualification of Digital Technology Safety Anal. EQ QA CGID Digitalized System - Hardware Issues Validation Hardware Planning Hardware Req ts Hardware Design Hardware Fabrication Hardware Assembly & Test Hardware Hardware Hardware System Concept System Req ts User Planning User Req ts User Layouts User Documents User Procedures User User User Human Factors Concern Software Planning Software Req ts Software Design Software Implementation Software Integration Software Software Software Validation Installation System Integration Operation & Maintenance CMF Methodology Defense-in-Depth Evaluation Reliability Methodology Reliability Goal Evaluation Diversity Anal. & Req ts Reliabilty Anal. & Req ts Digitalized System - System Issues Diversity Methods Reliability Methods Management Development QA Safety Anal. V&V CM Requirements Req ts Anal.RP Req ts RP COTS Design Design Anal. RP Design RP Code Imple. Anal.&Test RP Implementation RP Integration Integ. Anal.& Test RP Integration RP Digitalized System - Software Issues Validation Valid.Anal&Test RP Validation RP Installation Instal.Anal&Test RP Installation RP Change Change RP Change RP

12 Human Factors Design Concept New Function MMI Concept Operating Experience Function Allocation Criteria FRA & Preliminary FA System Analysis Conceptual Design Phase Design Guideline Dynamic Model Conceptual MMI Design Task Analysis I&C System Structure Basic Design Phase Function Allocation MMI Design I&C System Design MMI Prototype Operating Procedure Development I&C sys. Prototype Development Detailed Design Detailed Design Phase

13 Overview of SMART MMIS

14 Control Room ADVANCED Control Room Seated-type Compact Workstation Elastic Tiled Alarm Display Method Alarm Reduction Method EID-based Information Display Human Factors Engineered Features Enhanced Communications between Operators Enhanced Motor Tasks Improved Detection Possibility of an Unanticipated Event in Early Phase of the Event Propagation Improved Situation Awareness even under Massive Alarm Status Enhanced Accessibility of Plant Information

15 Alarm and Indication System PARM(Proactive Alarm Reduction Method) is based on the contents of the past operating affects during the next time of the alarm reduction.

16 I&C Characteristics DIGITAL Instrumentation and Control Systems Fully Digitalized Instrumentation & Control System design Platform Based on DSP for Safety System(Hard-real Time Characteristics) Dual Scheme per Channel of Protection System Embedded O/S : Scheduler Segmentation Technology for ESF-CCS CMF Reduction Hot stand-by and Duplex Structures of Control System Safety and Non-safety Soft Controller Hard Real-time Characteristics Scheduler based on the DSP Timer Exec. Time Periodic Test Idle Time Satisfy the SCOPS Mission Time On-line Periodic Test for Idle Time 0 ms 2 ms Mission Time 50 ms

17 SMART Core Protection System Software functions MCP Speed Input From CHECK COOLANT Penalty Factor Output to POWER & THERM TC, TH PR, D CHECK CEA Position CRPOS TRIP Input from COOLANT & CHECK POWER THERM Input From COOLANT Output to COOLANT & POWER PR TC TH D(I), I=1 to 3 CEA(I), I=1 to 12 IS D C B IPS A SCOPS (DSP NIC) PPS Cabinet Trip Buffer Variables CHFR Margin LPD Margin CEA Deviation, ETC. PPS CHFR Trip Signal LPD Trip Signal CWP Status Data on SCOPS CHFR Margin LPD Margin CEA Deviation, ETC. AIS CR Neutron Flux PWR CHFR Margin LPD Margin Coolant Mass Flow Rat

18 Reactor Protection System

19 Engineered Safety Features Control System From EIM A1 From EIM B1 From EIM C1 From EIM D1 From EIM A2 From EIM B2 From EIM C2 From EIM D2 From RMS A From RMS B From PIS A NASGM A BASGM A SASGM A NCCM A BCCM A SCCM A 안전등급제어계통캐비닛 A Component Control Card BASGM : BOP ESF Actuation Signal Generation Module BCCM : BOP ESF Component Control Module EIM : ESF initiation module MCC : Motor Control Center To MCC NASGM : NSSS ESF Actuation Signal Generation Module NCCM : NSSS ESF Component Control Module PIS : Process Instrumentation System RMS : Radiation Monitoring System SASGM : Safety-related System Actuation Signal Generation Module SCCM : Safety-related Component Control Module 안전등급기기제어캐비닛 A

20 Power Control Systems * Including RSP & Soft Controller MCR SCOPS Isolation Non-Safety Com. Network IS Power Control System AIS Component Initiation Signal Component(CEDM, MCP) IPS * Power Control System * Non-Safety Com. Network CEDMCS RRS RPCS Component Initiation Signal CEDM Power Control Equipment MCP Power Control Equipment

21 Process Control System Charging and purification system Feedwater control system Non-safety BOP control system Diverse protection system

22 2 nd Control System * Secondary Control System * Non-Safety Com. Network CONDENSER VACUUM SYSTEM SBCS TCS (*Turbine Supplier) Condensate Water CS Circulation Water CS Component Initiation Components(Valves, Pumps and etc ) * Including RSP & Soft Controller MCR Power Control System Secondary Control System Non-Safety Com. Network IS AIS Component Initiation Components(Valves, Pumps) IPS

23 Ex-core Neutron Flux Monitoring System

24 Ex-core Neutron Flux Monitoring System Ch A Ch B Ch X Ch Y Ch C Safety ENFMS 4 channels at operation Channel A, B, C, D High, Med, Low/channel Wide range: 10-8 %-200%(Log) Narrow range: 0%- 200%(Linear) Non-safety ENFMS Operation periods 2 channels with A, B, C, and D detectors Refueling periods 2 channels with X, Y source range detectors Source range: %-10-4 % Ch D

25 In-core Instrumentation System R: Rhodium Self Powered Neutron Detector B: Background Detector T: Core Exit Thermocouple

26 PAMS/ICCMS/PIS PAMI Display A PAMI Display B IPS AIS I I I I AIS net IPS net Safety B Safety A I I ICCMS UNIT B Integrity Alarm Unit Integrity Analysis Computer ICCMS UNIT A I/O Module CET RPV Level SM Other Firmware Communication Module PSV Alarm Unit ALM Alarm Unit LPM Alarm Unit MCPVM Alarm Unit I/O Module Other. Firmware / OS Communication Module I/O Module Analysis Module Diagnosis Module Scheduling Module Output Generation Utility Firmware / OS Communication Module Sensors/transmitters/---

27 Others Information processing system Critical Functions Monitoring SMART Core Monitoring System NSSS and BOP HDSR Passive Autocatalytic Hydrogen Recombiner Automatic Seismic Trip System Radiation Monitoring System

28 Post Fukushima Action Items

29 Further development for Multiple Reactors Autonomous control Control rooms for multiple reactor operation Qualification Reduction of price or costs

30 Thank you very much for Your attention