seawater killing1.docx
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seawaterkilling1
CommissioningProcedure
Project：
TurkeyICDAS1×135MWUnit1
section：
Chemistry
Title：
SeaWaterKillingBiologySystem
Documentnumber：
TR-ICDAS-CP-CM-005
Revision：
1
Allrightsreservedinthisdocumentandtheinformationcontainedtherein.Reproduction,useordisclosuretothirdpartywithoutpriorwrittenpermissionisstrictlyforbidden
©HeilongjiangElectricPowerResearchInstitute,China.
SignaturePage
DocumentDetails
Signatures
RevisionNo.
IssueDate:
PreparedBy:
VerifiedBy:
ReviewedBy:
ApprovedBy:
AcceptedBy:
0
2005-05-06
Name
Wangzhu
Signature
Name
Shujiwei
Signature
Name
Jiachangge
Signature
Name
Xueji（CMEC）
Gaoyunda（HPCC3）
Signature
Name
OsmanCelikdemir
（ICDAS）
Signature
1
2005-06-23
Name
Wangzhu
Signature
Name
Shujiwei
Signature
Name
Jiachangge
Signature
Name
Xueji（CMEC）
Gaoyunda（HPCC3）
Signature
Name
OsmanCelikdemir
（ICDAS）
Signature
RevisionSummary
Rev.0Initialissue
Rev.1RevisedaccordingtoICDAScomments.
TableofContents
1Objective5
2Scopeofwork5
3Acceptancecriteria5
4References5
5Prerequisites5
6Precautions6
7Testequipmentandmaterials6
8Procedure6
9VerificationandPostRequisites9
10Attachment10
1Objective
Forpreventthemicro-organismgrowthinthecirculatingwatersystem,onesetofseawaterkillingbiologysystemisprovided.Thefeedpointisatwaterintakeandinletwaterroom.Theequipmentisintheseawatertreatmentroomneartheseawaterpumphouse.
Theinstallationofelectrolyzingseawaterproducesavailablechlorinebyutilizingspecialelectrodes.
2Scopeofwork
Includingthecommissioningofautomaticfilter,electrolysisgroup,dosingsystem,cleaningsystemandsoon.
Sodiumhypochloridegenerationsystemisasfollows:
Seawater→seawaterpump→automaticfilter→electrolysisgroup→Sodiumhypochloridesolutiontank→dosingpump→user.
Cleaningsystemofsodiumhypochloridegeneratorisasfollows:
Acidcleaningtank→Acidcleaningpump→electrolysisgroup→Acidcleaningtank
3Acceptancecriteria
№
Checkitems
Results
1
Methodandconcentrationofdosingsodiumhypochlorite:
1）Additcontinuouslywithaconcentrationof0.5ppm;or
2）Addittwiceadaywithaconcentrationof3ppm,for1heachtime.
□
2
Thecapacityofthesodiumhypochloriteis2×10kg/h.
□
4References
4.1Seawaterkillingbiologysystemdiagram（№：
F356S-H0501-01）
4.2SeawaterelectrochlorinationoperationandmaintenanceManual
5Prerequisites
5.1Civilworkandinstallationworkofseawaterkillingbiologysystemhasbeencompletedinaccordancewithsystemdiagram.
5.2Electricalequipments,i.e.switchboard,console,indictoranalysis,I&Cmeasurementhas
beeninstalledandchecked,ensureoperationflexibility.
5.3Servicewatersystemshouldbeputinservicenormally.
5.4Communicationandlightinsiteareallready，ifnot,thetemporarymeasureshouldbetaken,workingpassageareunblocked,temporaryequipmentswhichusedininstallingperiodshouldberemoved.
5.5Analyticalreagentandanalyzerareallready.
5.6Recorderpaperusedincommissioningareallready.
5.7Electricalpersonnel,I&Cpersonnelanderectorshouldbeonshift,soastodealwithdrawbackduringcommissioning.
5.8Watersamplingsystemshallbeinstalledattheoutletofcondenserbeforethewaterisdischargedintothesea.
5.9Drainchannelaroundacidtankforwaterusedtocleanspilledacid&itsconnectiontotheexistingdrainage.
5.10Carbonsteelplatecoversofdrainagechannelmustbechangedwithacidproofplate.
5.11Acidintheacidtankwillbesenttoaacidproofcontainerwhichwillbedischargedonceinamonthto#3wastewaterbasin.
5.12Theladderwhichattheacidcleaningtankmustbeacidproofmaterial.
6Precautions
6.1Personnelwhoattendcommissioningshouldstudysafetyguideforchemicalandelectric,refertosection*ofsafetymanual.
6.2Electricequipment,chemicalsshouldbetakenchargebyskilledperson.
6.3Providedsomefirefightingequipments.
6.4Electricswitchesandelectricequipmentshouldhaveevidencesign.
6.5Personnelwhoattendcommissioningshouldbefamiliarwithsystem,preventfromimproperoperation.
6.6Necessaryindividualprotectivemeasureshouldbetaken.
7Testequipmentandmaterials
Preparedanalyzersandchemicalsasfollows:
Someanalyticalreagentsforexamplepotassiumdichromate,sodiumthiosulfateandsoon.
8Commissioningprocedure
8.1Inspectionofsingleequipment
8.1.1Inspectionofmotor-operatedvalve
Serialnumber
Description
Checkitems
Results
10QJA11
/AT001/10UPQ0000
Automaticfilterdrainagemotor-operatedvalve
Normaloperation
□
8.1.2Inspectionofpumps
Serialnumber
Description
Checkitems
Results
10QJA21/AP001/10UPQ0000
#1seawaterpump
Normalstartupandstop
□
10QJA22
/AP001/10UPQ0000
#2seawaterpump
Normalstartupandstop
□
10QJA51
/BN001/10UPQ0000
#1dosingpump
Normalstartupandstop
□
10QJA52
/BN001/10UPQ0000
#2dosingpump
Normalstartupandstop
□
10QJA70
/AP001/10UPQ0000
#1acidcleaningpump
Normalstartupandstop
□
10QJA51
/AN001/10UPQ0000
#1blower
Normalstartupandstop
□
10QJA52
/AN001/10UPQ0000
#2blower
Normalstartupandstop
□
8.1.3InspectionofI&Cequipment
№
Description
Checkitems
Results
1
Differentialpressureswitchofautomaticfilter
Feedbackcorrectly
□
2
DifferentialpressureswitchofYtypefilter
Feedbackcorrectly
□
3
Pressureswitchof#1electrolyergroupinlet
Feedbackcorrectly
□
4
Pressureswitchof#2electrolyergroupinlet
Feedbackcorrectly
□
5
Flowswitchof#1electrolyergroupinlet
Feedbackcorrectly
□
6
Flowswitchof#2electrolyergroupinlet
Feedbackcorrectly
□
7
Temperatureswitchof#1electrolyergroupoutlet
Feedbackcorrectly
□
8
Temperatureswitchof#2electrolyergroupoutlet
Feedbackcorrectly
□
9
Levelswitchofsodiumhypochloritesolutiontank
Feedbackcorrectly
□
10
Fanswitchofsodiumhypochloritesolutiontank
Feedbackcorrectly
□
11
Directamperemeterof#1rectifieroutput
Meterindicatecorrectly
□
12
Directamperemeterof#2rectifieroutput
Meterindicatecorrectly
□
13
Directvoltagemeterof#1rectifieroutput
Meterindicatecorrectly
□
14
Directvoltagemeterof#2rectifieroutput
Meterindicatecorrectly
□
15
Temperatureof#1electrolyergroupoutletsolution
Meterindicatecorrectly
□
16
Temperatureof#2electrolyergroupoutletsolution
Meterindicatecorrectly
□
17
Inletseawaterflowratemeterof#1electrolyergroup
Meterindicatecorrectly
□
18
Inletseawaterflowratemeterof#2electrolyergroup
Meterindicatecorrectly
□
19
Flowratemeterofdosingpumpoutlet
Meterindicatecorrectly
□
20
Levelofsodiumhypochloritetank
Meterindicatecorrectly
□
8.1.4Sequencecontrolandalarmtest
№
Items
Results
1
Automaticfilterhighdifferentialpressurealarmandself-backwash
□
2
Pressurehighalarmof#1electrolyergroupinletandstopsystem
□
3
Pressurehighalarmof#2electrolyergroupinletandstopsystem
□
4
Flowratelowalarmof#1electrolyergroupinletandstop#1rectifier
□
5
Flowratelowalarmof#2electrolyergroupinletandstop#2rectifier
□
6
Temperaturehighalarmof#1electrolyergroupoutlet
□
7
Temperaturehighalarmof#2electrolyergroupoutlet
□
8
Levelhighalarmofsodiumhypochloritesolutiontank
□
9
Levellowalarmofsodiumhypochloritesolutiontankandstopdosingpump
□
8.1.5Inspectionlistsofseawaterkillingbiologysystempriortocommissioning
№
Checkitems
Results
1
Constructionofsystemiscompletedandaccordwithdesigndiagram
□
2
Singleequipmentcommissioningofallofpumps,valveandblowerarecompleted
□
3
PutI&Cequipmentrelatedtosysteminservice,indicatecorrectly
□
4
Recirculatingcoolingwatersystemoperatenormal
□
5
Systemisflushedanddrainagewaterisclear.
8.2Startupprocedure
№
Step
Checkitems
Results
1
Systemoperationbymanual
1
Startup#1blower
Normaloperation
□
2
Puttheself-cleaningfilterinservice
Normaloperation
□
3
Startup#1seawaterpump
Normaloperation
□
4
Afterabout1minute,putrectifierequipmentinservice
Normaloperation
□
5
Levelofsodiumhypochloritereachtointermediate,startup#1dosingpump
Systemoperatenormal
□
6
Startupthesecondsetofsystemasmentionedsteps
□
2
Systemshutdownbymanual
1
Adjusttheknob“Current”to“0”thenstoptherectifier
□
2
Stoptheseawaterpump
□
3
Stopthedosingpump
□
4
Stoptheblowerafter5minutes
□
3
Systemoperationbyautomaticmode
□
4
Systemshutdownbyautomaticmode
□
5
Duringnormaloperation,controlresidualchloridecontentofoutletcondenserabout0.1mg/L,relationbetweenresidualchloride&dosageshallbedeterminedbydaily/weeklycheckingforayear.Calibrationcurvewillbesuppliedtotheowner.
□
6
Integratedtrialrunofsystemandsupervisesystemoperation
Refertosection3
□
9VerificationandPostRequisites
9.1Verification
1
Allworkcompleted.
□
2
Workareacleanedup.
□
3
Alldatarecorded.
□
4
Resultsmeetacceptancecriteria.
□
5
Workrequestsignedoff.
□
9.2DeficienciesIdentified
9.3ImprovementsifRequired
10Attachment
N/A
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