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1、S Drafted Checked ReviewedApproved Modification-BCHENGGANG NUCLEARPLANT PHASE I (21000MW)文件编DOC. BLXS Drafted Checked ReviewedApproved Modification-BCHENGGANG NUCLEARPLANT PHASE I (21000MW)文件编DOC. BLX17RIC046DIYK45堆芯测量系统手册SystemManual-6.6,6.7Chapter6.6,6.7Operatingprincipleand supply failureProject文

2、件类Sub-ItemEngineeringSAA:B:C:国家甲级工咨甲中广核工程设NationalAgradeengineeringCertificationNO:NationalAgradeengineeringCertificationNO:编ernal isthepropertyofCNPDCItmustnotbeused、reproduced、transmittedordisclosedwithout the prior written permisof CNPDC 本文件之SystemManual-RICChapter6.6,6.7Operatingprinciplesupply版

3、版日状编Drafted 校Checked 审Reviewed 批Approved 修改Modification-ASystemManual-RICChapter6.6,6.7Operatingprinciplesupply版版日状编Drafted 校Checked 审Reviewed 批Approved 修改Modification-ASystemManual-RICChapter6.6,6.7OperatingprinciplesupplyCHENGGANG NUCLEAR PLANTPHASEI(21000MW)堆芯测量系统手册RIC-In-Core System 员可用的控制和信息Sys

4、temManual-RICChapter6.6,6.7OperatingprinciplesupplyCHENGGANG NUCLEAR PLANTPHASEI(21000MW)堆芯测量系统手册RIC-In-Core System 员可用的控制和信息第6.4,6.5 CHAPTER 6.4，6.5 Controls CHINA ER DESIGN JANUARY,SystemManual-RICChapter6.6,6.7OperatingprinciplesupplySystemManual-RICChapter6.6,6.7Operatingprinciplesupply文件修 版日章页修

5、改范围及ABSystemManual-RICChapter6.6,6.7OperatingprincipleSystemManual-RICChapter6.6,6.7OperatingprinciplesupplyOPERATING ER SUPPLY SystemManual-RICChapter6.6,6.7Operatingprinciplesupply6.6 OPERATING In addition to the explanations on the various operating modes given in chapter 5 of the System Design M

6、anual, all operations to be carried out by the operator normal and spe actionSystemManual-RICChapter6.6,6.7Operatingprinciplesupply6.6 OPERATING In addition to the explanations on the various operating modes given in chapter 5 of the System Design Manual, all operations to be carried out by the oper

7、ator normal and spe action to be Operationandloperating conditions, start-up and shutdown, and the course he event enancet system failure, are he Theoperatingprinciplesoftheneutronfluxmeasurements arethe 6.6.1.1Fluxmap-singThese operating modes allow complete, partial or specific exploration of the

8、fifty measurement paths. The operator chooses the mode by performing actions on human-erface of theapplication ion Foreachchannel,thedetectorspeedchanges(pre-selection)areTotal ionoperationcanbeusedinseveral. ionWhen the start-up order is given, the measurement chambers perform their explorations an

9、d return automatically to their initialAt the beginning of operation, the sensitivity of four chambers must adjusted in relation to the fifth. This can be performed roducing the co the same path, called the reference path, which called reference calibration or by sending the probes in back-up o path

10、 ted n adjacent channel, which is called circular The five chambers are raised at low speed ly driven to the bottom of the core, then they the top; they simultaneously carry out measurements and then return to the ition. The path change plished according to the program and the cycle starts again. Al

11、l this dithout ervention. This operating method is the SystemManual-RICChapter6.6,6.7Operatingprinciplesupplymeasuringoperation2) Individualtotalinstrumen ionEach channel operates individually and path selection is manual. This operating method is used, in particular, in the event of temporary unava

12、ilability of a main component of one of the channels causing this particular channel to be unavailable.he case ilure of one channel,SystemManual-RICChapter6.6,6.7Operatingprinciplesupplymeasuringoperation2) Individualtotalinstrumen ionEach channel operates individually and path selection is manual.

13、This operating method is used, in particular, in the event of temporary unavailability of a main component of one of the channels causing this particular channel to be unavailable.he case ilure of one channel, after simultaneous operation of the working channels, the ten normal paths of the defectiv

14、e channel are explored by one of the other four chambers on individual total instrumen ion ModificationmodeDrive system controls are he form of basic actions or t,when o more complex programs, enable exploration of all instrumentedheA basic action may be ted with other such actions to constitute for

15、 insertion of a o or withdrawal from a given path in given mode. These actions, defined as usual may likewise be and synchronized over various channels to ensure automatic generation of complete flux map.The modification mode therefore enables creation or modification by the operator of any flux mea

16、surement sequence or drive system control sequence. The is also authorized to display and modify unit specific parameter tables ition) or the lockout us of certain equipment (drive components,detectorsdeclaredto bein orout of Manualhis mode of operation, the path is selected manually as well as the

17、control and direction of movement. Progress of the chamber is followed on the display screen.This procedure is not normal an be he event of breakdown of pre-selection device or in order to bring the chamber to a SystemManual-RICChapter6.6,6.7OperatingprinciplesupplyUsualmodeBasic actions may be defi

18、ned to be executed for defined detectors such as performing a passage in high or low speed insideSystemManual-RICChapter6.6,6.7OperatingprinciplesupplyUsualmodeBasic actions may be defined to be executed for defined detectors such as performing a passage in high or low speed inside chosen thimbles.

19、These areused toconstitute theactionsperformed duringafluxSurveillancemodeIn standby us, the twin line pervise the nozzles and thimbles detectors,ervaleastone If a leak or a leak detector fault is detected, according to the type of the leak armissenttothecontrol-RIC901KA:thimbleleak,RIC902KA:sealass

20、embly-The localization of the leaks can be ed from the control computer of 6.6.1.2Off-linesingThe RIC sing equipment is able to perform calculation of various parametersderived from theresultof anuclearflux n such In-corenuclearfluxdetectorheterogeneityPerin-corethimbleAveragevalueofthestandardizedf

21、lux the overall active area,umvalueofthestandardizedflux Axial peaking factor,Axialoffsethereferencearea,active area,-heactive-Neutronic calculations per in-core ut o account all the -Reference - Overallpeaking SystemManual-RICChapter6.6,6.7Operatingprinciplesupply-Overallaxialoffset-SystemManual-RI

22、CChapter6.6,6.7Operatingprinciplesupply-Overallaxialoffset-erunitThesedataarestoredbythesystem andcanbe storageedout ortransferred to Thefluxcomputer alsogeneratesthe parametersfor oLOCAcomputer nuclearerrange ThisoperationisusedgenerallyafterfluxThe operator can acquire the enough information on th

23、e BUP and KIC. On the BUP indications and records are given on conventional indicators (digital meter and light) , S-VDUandP-VDU.Thedetailedinformationisrepresentedonchapter4”description and definition of equipment ”.If the thermocouple invalidation pro sing is forbidden by reactor trip signal, safe

24、ty injection signal or all pumps out of service signal, the operator can reset the thermocouple invalidation pro sing by RIC101KG and RIC201KG from S-whenthesesignal If sary, the operator can switch to the raw data display by RIC103CC RIC203CCfromS-SystemManual-RICChapter6.6,6.7Operatingprinciplesup

25、plyER SUPPLY FAILUREOF380VVOLTAGE NeutronfluxmeasurementThisvoltageisusederthemotorsofthedriveSystemManual-RICChapter6.6,6.7OperatingprinciplesupplyER SUPPLY FAILUREOF380VVOLTAGE NeutronfluxmeasurementThisvoltageisusederthemotorsofthedriveThelossof thisvoltage preventsanyflux measurement,because all

26、fivechainsarethen Ifthelossofthe380VACsupplyhecourse ofperformingflux,thechambersttheyoccupiedatthetimeofthevoltageThisfaultissignaledbytheRICcomputer(seechapter4,paragraph-On the display screen, by er supply us table represented on installationsynopticdiagram,andonthealarmThe detection of the fault

27、 and the appearance of the ted message occur as asthesupplyislost,whatevertheoperatingusof the RIC(see paragraph The off-line sing operation mode and surveillance operation mode Restoration of the 380V AC supply s voltage to the drive and the us indications for this equipment automatically returns t

28、o “available”, thedisappearanceoftheAs sary, the ds a repeat of the flux t was progresswhen the380V ACfault 6.7.1.2Core coolingmonitoring ThereisnoupplyforcorecoolingmonitoringFAILUREOF48VVOLTAGE Neutronfluxmeasurementsystem Thisvoltageisusedtosupplythemotors:-Ofthedriveunittake-upreels, Of the sele

29、ctors,Oftheautomatic-The loss of 48V DC makes the transfer and automatic valves unavailable SystemManual-RICChapter6.6,6.7Operatingprinciplesupplythe five flux measurement chains. This equipment remains before the fault occurred.This fault is detected as soon as it appears by the itions it was compu

30、ter, SystemManual-RICChapter6.6,6.7Operatingprinciplesupplythe five flux measurement chains. This equipment remains before the fault occurred.This fault is detected as soon as it appears by the itions it was computer, whatever operating usofthe RIC(see paragraph6.6.1).Itsignalsitas-Signaling on the

31、display screen by er supply us table represented the installation synoptic diagram, on the alarm table and on the onthe frontpanel of -Signaling on the display screen by the ion of automatic valves on synopticThe off-line sing operation mode and surveillance operation mode As soon as the 48V DC supp

32、ly is restored, the indication of its presence reappears On the other hand, the operator must manually re-engage the controlled 48V circuit to re-supply the transfer , and disappearance of the fault is Atthesametime,theionoftheautomaticvalveschangestonormal6.7.2.2Core coolingmonitoring Thereisnoupplyforcorecoolingmonitoring This fault corresponds to a loss of the er supply for the flux computer. What