03-疲劳监测系统与寿期和延寿管理.

1、Section 1: Fatigue Management Backgroundand IntroductionFatigue Monitoring System andLife Time Management in NPP（疲劳监测系统与寿期和延寿管理）Presented by: Mr. David A. Gerber, P.E.Structural Integrity AssociatesSan Jose, California, USAOctober 2010ContentSection 1: Fatigue Management Background and Introduction

2、Section 2: FatiguePro Basic and Advanced FunctionsSection 3: FatiguePro Benefits and Comparison with Other ProductsSection 4: FatiguePro Service Organization and Work ProcessingSection 5: FatiguePro Application Case StudiesSection 6: FatiguePro and NPP Life Time ManagementSection 7: FatiguePro and L

3、icense RenewalSection 8: FatiguePro Updating and Application Forecasting1 Fatigue Management Foundation Requirements for License Renewal (10 CFR 54) Requirements for Aging Management Program Requirements for Materials Reliability Program (MRP) Fatigue Analysis Based on Real DataSection 1: Fatigue Ma

4、nagement Backgroundand Introduction2. Reasons for Fatigue Monitoring Using FatiguePro Fulfills Technical Specification 5.5.5 Requirements Best Approach to Addressing NRC Issuesa) Bulletins 79-13, 88-08, 88-11b) Information Notices 91-38, 93-20c) No-Break Pipe Zones (HELB, U *or plantspecific Fatigue

5、Pro development in progress. DRAFT detivery - final development and installation not compteted yet.ContentSection 1: Fatigue Management Background and Introduction Section 2: FatiguePro Basic and Advanced FunctionsSection 3: FatiguePro Benefits and Comparison with Other ProductsSection 4: FatiguePro

6、 Service Organization and Work ProcessingSection 5: FatiguePro Application Case StudiesSection 6: FatiguePro and NPP Life Time ManagementSection 7: FatiguePro and License RenewalSection 8: FatiguePro Updating and Application ForecastingB&W fenarov Tec力 :uate StessFatigue History Data BaseI Functions

7、 As-ts |MAIN 1 I FATIGUEPRO I MODULECalculateFatigueDetermre EventsCalculate K HistoryCaviare FafagueSection 2: FatiguePro Basic and AdvancedFun ctions3. Fatigue Management Class 1 Nuclear Components Designed for Cyclic Operation Set of Cyclic Conditions Specified for Plant Life Fatigue Analysis Con

8、ducted per ASME Class 1 or B31.7 Cumulative Usage Factors Determined幻Hruroer C ooxnvcw xrape atoaatM rxfTte of cycMt 3 irmaeH ttnQtMSection 2: FatiguePro Basic and AdvancedFunctionsPlant License Typically Requiresa) Counting of significant cyclesb) Special requirements for ECCS nozzlesExperience Sho

9、wsa) Initial fatigue analysis gen erally conservativeb) Actual transients/conditions not like design一 Step change transients very conservative一 Real transients less severeSection 2: FatiguePro Basic and AdvancedFunctions4. Conservatism in Design Analyses Plant cycle monitoring programs are gen erall

10、y acceptable for license renewal with few enhancements口 Based on built-in conservatism from design basis an alysesa) Step temperature changes vs. realistic rampsb) Fatigue usage is highly non-linear with respect to rate of temperature changeSection 2: FatiguePro Basic and AdvancedFunctionsConservati

11、sm in Design AnalysesConsUint Ramp RatosSection 2: FatiguePro Basic and Advanced FunctionsConservatism in Design AnalysesSection 2: FatiguePro Basic and AdvancedFunctionsConservatism in Design AnalysesSection 2: FatiguePro Basic and AdvancedFunctionsConservatism in Design AnalysesSection 2: FatigueP

12、ro Basic and AdvancedFunctions5. FatiguePro Working Description Automatic Cycle Counting and Cycle-Based Fatigue Automatic Cycle Counting and Cycle-Based Fatigue Overview FatiguePro: Automatic Cycle Counting Module and Cycle- Based Fatigue Modulea) Automatic Cycle Counting Moduleb) Cycle-Based Fatig

13、ue ModuleB&W nerov TxH 鑫 AssetLtd.Section 2: FatiguePro Basic and AdvancedFunctionsa)b)C)d)e)f)g)FatiguePro: Automated gycfeCounting and CycleFulfills .implicit requirement to 心 gpintiin plant design basis (10 Fulfills Tech Spec cycle counting requirements Fulfills GALL X.M1 requirements for license

14、 renewal uSmart logic” counts and categorizes plant transients All events and important parameters saved by software Powerful, graphics review of all eventsCycle-based fatigue, utilizing cycle counts, for less sensitive compone nts40-Yrar Lrf Project on for RCS Heatup LTW1.$TV/1.NY6B CydeDmo Pioiect

15、uau iwuu120 VAUWUfAHfA WA2 $Py BciioLvccotw* CodobMrFW2 SewLvcftTw? Wj Z Exsjre W ZZ.心 Lo*ol/IRC$ 3 UMiOiChMOK LmioIFPutc*! Lom ol LeA3*th?frn QrtVWCOOOM Io 妙伯筠923SQ I FT*lACSHwrSection 2: FatiguePro Basic and AdvancedFunctionsI nMOF力沁壮夕I-.- ao/tr/!1 s -r 、(K/117120ayi*87fc a，w ougrWM.心N加*LtMAlMMlMa

16、IRules or Pattern Recogniti ona “a a】Transient ListPlant Status Operating Shutdown -Startup-etc.Cycle-Based Fatigue Monitoring-AccumulatedUsage Date/Time Features, e.g.-Heatup Rate Max. Pressure etc.Section 2: FatiguePro Basic and AdvancedFun ctionsh) PWRs - Typical plant instruments (70 一 100 signa

17、ls)RCS Loop FlowsHot Leg TemperaturesPressurizer LevelPressurizer Water Tsmp.Steam Generator PressuresPressurizer Steam Temp.Charging Header PressureSpray Line leniperaturebHot Leg PressuresNumber of RCPs RunningReactor PowerPressurizer PressureTurbine SpeedS/G Main FW Temps.Reaclor Main Trip Breake

18、rsS/G Aux. FW TempsSafety Injection SignalsCharging Header Temp.Auxiliary Spray ValveCold Leg TemperaturesInj. Tank Discharge ValveS/G Auxiliary Feedwater FlowInj. Tank Suction ValvesS/G Main Feedwater FlowSI Pump Injection ValvesCharging Pump Header Flowr ai rAccumulator Injection Valves1 NOTE: NO

19、NEW PLANT INSTRUMENTATION !1Main Spray ValvesSection 2: FatiguePro Basic and AdvancedFun ctionsi) BWRs - Typical plant instruments (20 一 150 signals) Reactor Pressure Recirculation Flow Rate and Temperature Feedwater Temperatures and Flow Rate Reactor Water Cleanup Temperature and Flow Rate Reactor

20、Vessel Drain Temperature RCIC Temperature and Flow Rate HPCI Temperature and Flow Rate LPCI Temperature and Flow Rate RHR and Head Spray Temperatures and Flow Rales Valve Positions for Affected SystemsNOTE: NO NEW PLANT INSTRUMENTATION !B&W finertitf T9Ch A AsserLtd.Section 2: FatiguePro Basic and A

21、dvancedFunctionsj) Typical countedtransients (PWRs) Plant heatup Plant cooldown Pressurizer heatup Pressurizer cooldow n Reactor trip Inadvertenl auxiliary spray actuation High pressure safety injection Accumulator safety injection Hot leg safety injection Turbine trip Charging and letdown transient

22、s Shutdown Cooling RHR transients Others (as specified in the plant licensing basis)Section 2: FatiguePro Basic and Advanced Functionsk) Typical counted transients (BWRs) Startup Shutdown Scram Hot Standby (Feedwater Injection) Loss of Feedwater Heating Loss of Feedwater Pumps HPCI, RCIC or Other Sy

23、stem Injections RWCU Trips Shutdown RHR Cooling Others (as specified in the plant licensing basis)B&WTQi A AssetLtd.Section 2: FatiguePro Basic and AdvancedFunctionsSection 2: FatiguePro Basic and AdvancedFunctio nsRAHFrXs -c* wijTypical monitored locationsa) PWRsSafety Injection Accumulator Nozzles

24、 to RCS-10 to 20 Piping LocationsSurge line, feedwater, CVCS, pressurizer spray, safety injection, RCSNUREG/CR-6260 Locationsb) BWRsNozzles: Feedwater, recirculation inlet & oullet, core spray, main steam, CRD penetrationVessel Support SkirtClosure Flange RegionShroud Support-10 to 20 Class 1 Piping

25、 LocationsFeedwater, main steam, recirculation, RWCU. HPCI, RCIC, RHR, core sprayNUREG/CR-6260 Locations(MV； HOTu. I IT心一仏he 5a Mx Z Ms 6皿込尺 OOTmMt Hl.VWZ Ki HPWGr :HHH刚.2. 9X2 Z sv 2QtMUJ oubuijQQKD)0 00003a non577必二f力UEiXKTOlUSJU0 oox&j 晌妙nmni -nrr tiro* lagUU.U.cau: caoc rrcr nitrcr wit10o(nK(pt

26、u0oo:c7 U0OfllKfp 10oon:ch u0nrnKcpc0on:c0ornrrk is3ocoxc0orm:c2 105ocon:11 B0orrnifM3 130ocoxcl!?0o(nbunicraH9?|3niO7E2ZcSrtuFU*厂nU9F3-T sen “ l me ：Section 2: FatiguePro Basic and AdvancedFun ctions Cycle Based Fatigue Analysis by Cycle Reconstruction6. FatiguePro Working Description Stress -Based

27、 Fatigue Key Technical Method Used Key Elements of FatigueProa) Greens Functions / Transfer Functions一 Advaneed methods developed to handle varying heat transfer coefficie nts一 Stratification/striping can be han diedb) Thermal-Hydraulic Models一 Predicts local conditions remote from instruments一 Affe

28、cts magnitude and timingc) Range Cycle Counting一 Accounts for actual cycle sequence一 Can use ordered overall range or rainflow methodsSection 2: FatiguePro Basic and AdvancedFunctions Transfer Functionsa) Logical Evaluation of Existing Plant Process Data to Predict Local Conditions一 “Virtuar instrum

29、entb) Some Stresses Related to Current Data一 Pressure stressesc) Transient Thermal Stresses Affected by Temperature History一 Current stress determined by Greens Function methodologySection 2: FatiguePro Basic and AdvancedFun ctionsd) Example of Logical Data Evaluation (Uvirtualn instrument)Section 2

30、: FatiguePro Basic and AdvancedFun ctions Evaluation Of Thermal StratificationPWR ExampleUWM(O Evaluation Of Thermal Stratificationa) Stratification Stresses Accotinted for in FatiguePro一 Feedwater Nozzle (PWR & BWR)一 Surge Line and Spray Line (PWR)- Feedwater Headers (CANDU)- Other Locations if Nee

31、ded (PWR, BWR and CANDU)b) Stratification Tables Based on Extensive Test Data for PWRs一 2x2 matrix relati ng thermal stress to in terface level for given circumferential locationsc) Can use plant-specific data, if available一 Greens Functions Utilized to Address Stratification for BWRsd) For use for

32、systems or locations where existing data does not apply and is not availableSection 2: FatiguePro Basic and AdvancedFunctions Evaluation Of Time And Temperature Delay From Remote Temperature Instrumentsa) Thermal Capacity of Pipe Between Sensor and Nozzle Reduces Shock Effectsb) Fluid Temperature Response in No