waste water treatment comprocedure 调试后.docx

waste water treatment comprocedure 调试后.docx

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wastewatertreatmentcomprocedure调试后

Commissioningprocedure

Project：

TurkeyICDAS1×135MWUnit1

section：

Chemistry

Title：

WasteWaterTreatmentSystem

Documentnumber：

TR-ICDAS-CP-CM-002

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.1RevisedaccordingtoICDAS’scomments.

TableofContents

1Objective5

2Scopeofwork5

3Acceptancecriteria5

4References6

5Prerequisites6

6Precautions6

7Testequipmentandmaterials7

8Procedure7

9VerificationandPostRequisites11

10Attachment11

1Objective

Thissystemcanmeettherequirementtotreattheregenerationwastewaterofthewatertreatmentplant,boilerblowdown,acidcleaning,thedrainwaterofstartingupofboiler,therinsingwaterofairpre-heateretc.,itcanmakethemallreachingthedrainstandards.

TheVolumesandQualityofEffluentoftheWasteWater

Regularitywastewater

Volume

Quality（mg/lexceptpH）

Regeneratingwastewater

12m3/d

pH2~12,SS20~80

Filterbackwashwastewater

60m3/d

SS2000

Boilerblowdown

100m3/d

pH8.8~10，SS1~40

Irregularitywastewater

Boileracidwashwastewater

850t/once

pH2~12,SS100~2000,

COD2000~4000

Fe50~6000,Oil1

Start-upoftheunitdrain

100t/once

pH8.5~9.5,COD360,

Fe500

2Scopeofwork

IncludingpHregulationtank、Coagulatingtank、reactiontank、clarifier、thefinalneutralizingtank、sludgebasin、dehydratorandrelevantdosingsystem.

Regenerationwaste→wastebasinc（addacidandcaustic）→wastepump→thefinalneutralizingbasin（addacidandcaustic）→recoveringpump→towatersupply

Industrywastewater（boilercleaningwastewaterandboilerblowdown）→Wastewaterbasina&b（addacidandcaustic）→wastepump→pHregulationtank（addacidandcaustic）→Coagulatingtank（addcoagulant）→reactiontank→clarifier→thefinalneutralizingbasin（addacidandcaustic）→recoveringwaterpump→towatersupply

Slurryfromclarifier→slurrybasin→slurrypump→pipemixer（addDehydratingagent）→slurryconcentrationmachine→sludgetransfer

3Commissioningcriteria

3.1TheStandardsLevelofWasteWaterEmission

Item

2hours

24hours

pH

6~9

6~9

SS

150mg/L

100mg/L

COD

100mg/L

100mg/L

Oil

20mg/L

10mg/L

3.2Capacity:

25t/h

4References

4.1Flowdiagramandequipmentarrangementdrawingsforwastewatertreatmentsystem.Drawing№:

F356S-H0301

5Prerequisites

5.1Civilworkandinstallationworkofwastewatertreatmentsystemcompleted,accordancewithsystemdiagram.

5.2Installationofdosingsystemarecompleted,pipelineareflushed,trialrunofdosingpumpscompleted.

5.3Electricalequipments,i.e.switchboard,console,indictoranalysis,I&Cmeasurementareinstalledandchecked,ensureoperationflexibility.

5.4Singleequipmentcommissioningofallpumps,blowers,agitationarecompleted.

5.5Commissioningofallpneumaticvalvearecompleted,andpositionersignalareright.

5.6Communicationandlightinsiteareallready，ifnot,itshouldhavetemporarymeasure,workingpassageareunblocked,temporaryequipmentsusedininstallingperiodshouldberemoved.

5.7Analyticalreagentandanalyzerareallready.

5.8Datasheetsusedincommissioningareallready.

5.9Electricalpersonnel,I&Cpersonnelanderectorshouldbeonduty,soastodealwithdrawbackduringcommissioning.

6Precautions

6.1Personnelwhoattendcommissioningshouldstudysafetyguideforchemicalandelectric,referto“securitymanualforTurkeyproject,P25-28”.

6.2Electricequipment,chemicals,andwastewatershouldbetakenchargebyspecialperson.

6.3Preparedfirst-aidchemicalsforburnbyacidandcausticinsite.

6.4Providedsomefirefightingequipments.

6.5Electricswitchesandelectricequipmentshouldhaveevidencesign.

6.6Personnelwhoattendcommissioningshouldbefamiliarwithsystem,preventfromimproperoperation.

6.7Necessaryindividualprotectionmeasureshouldbetaken.

7Testequipmentandmaterials

Preparedanalyzersandchemicalsasfollows:

pHmeter,turbiditymeter,andsomeanalyticalreagents.

TheanalyzemethodofCOD:

Potassiumpermanganatemethod.

8Commissioningprocedure

8.1Inspectionofsingleequipment

8.1.1Inspectionofmotor-operatedvalve

Serialnumber

Description

checkitems

result

10GND21/AA004/12UGU0000

Clarifierdrainsludgemotor-operatedvalve

DisplayonCRTaccordwithactualstatus

□

8.1.2Inspectionofpumpsandagitatorsandrootsblowers

Serialnumber

Description

checkitems

result

10GNL21/AP001/12UGU0000

#1wastewaterpump

Normalstartupandstop

□

10GNL22/AP001/12UGU0000

#2wastewaterpump

Normalstartupandstop

□

10GNL23/AP001/12UGU0000

#3wastewaterpump

Normalstartupandstop

□

10GNL24/AP001/12UGU0000

#4wastewaterpump

Normalstartupandstop

□

10GNL25/AP001/12UGU0000

#5wastewaterpump

Normalstartupandstop

□

10GNL26/AP001/12UGU0000

#6wastewaterpump

Normalstartupandstop

□

10GND31/AP001/12UGU0000

Sludgepump

Normalstartupandstop

□

10GND41/AP001/12UGU0000

#1recoveringpump

Normalstartupandstop

□

10GND42

/AP001/12UGU0000

#2recoveringpump

Normalstartupandstop

□

10GNK21

/AP001/11UGN0000

#1wastetransferpump

Normalstartupandstop

□

10GNK22

/AP001/11UGN0000

#2wastetransferpump

Normalstartupandstop

□

10GNN31/AP001/12UGU0000

#1coagulantdosingpump

Normalstartupandstop

□

10GNN32/AP001/12UGU0000

#2coagulantdosingpump

Normalstartupandstop

□

10GNN41/AP001/12UGU0000

#1dehydratingagentdosingpump

Normalstartupandstop

□

10GNN42/AP001/12UGU0000

#2dehydratingagentdosingpump

Normalstartupandstop

□

10GNN11/AP001/12UGU0000

#1aciddosingpump

Normalstartupandstop

□

10GNN12/AP001/12UGU0000

#2aciddosingpump

Normalstartupandstop

□

10GNN21/AP001/12UGU0000

#1causticdosingpump

Normalstartupandstop

□

10GNN22/AP001/12UGU0000

#2causticdosingpump

Normalstartupandstop

□

10GNC11/AN001/12UGU0000

#1rootsblower

Normalstartupandstop

□

10GNC12/AN001/12UGU0000

#2rootsblower

Normalstartupandstop

□

10GNN30

/AM001/12UGU0000

Agitatorofcoagulantdosingtank

Normalstartupandstop

□

10GNN40

/AM001/12UGU0000

Agitatorofdehydratingagentdosingtank

Normalstartupandstop

□

10GND11

/AM001/12UGU0000

AgitatorofpHregulationtank

Normalstartupandstop

□

10GND12

/AM001/12UGU0000

Agitatorofcoagulatingtank

Normalstartupandstop

□

10GND13

/AM001/12UGU0000

Agitatorofreactiontank

Normalstartupandstop

□

Individualtrialrunreportofmotor:

Individualtrialrunreportofpump:

8.1.3InspectionofI&Cequipment

№

Description

checkitems

result

1

#1wastebasinlevel

meterindicatecorrectly

□

2

#2wastebasinlevel

meterindicatecorrectly

□

3

#3wastebasinlevel

meterindicatecorrectly

□

4

Thefinalneutralizingbasinlevel

meterindicatecorrectly

□

8.1.4Inspectionofchemicalanalyzers

№

Description

checkitems

result

1

pHmeterof#1wastebasin

Normaloperation,meterindicatecorrectly

□

2

pHmeterof#2wastebasin

Normaloperation,meterindicatecorrectly

□

3

pHmeterof#3wastebasin

Normaloperation,meterindicatecorrectly

□

4

pHmeterofpHregulationtank

Normaloperation,meterindicatecorrectly

□

5

pHmeterofThefinalneutralizingbasin

Normaloperation,meterindicatecorrectly

□

6

Theturbidityoftheclarifier

Normaloperation,meterindicatecorrectly

□

8.1.5Sequencecontrolandalarmtest

№

Items

Result

1

#1Wastewaterbasinlevelhighalarm

□

2

#1Wastewaterbasinlevellowalarm

□

3

#2Wastewaterbasinlevelhighalarm

□

4

#2Wastewaterbasinlevellowalarm

□

5

#3Wastewaterbasinlevelhighalarm

□

6

#3Wastewaterbasinlevellowalarm

□

7

Thefinalneutralizingbasinlevelhighalarm

□

8

Thefinalneutralizingbasinlevellowalarm

□

9

Thecoagulantdosingtanklevellowalarm

□

10

Thedehydratingagentdosingtanklevellowalarm

□

8.1.6Inspectionlistsofwastewatertreatmentsystempriortocommissioning

№

Checkitems

Result

1

Constructionofwastetreatmentiscompletedandaccordwithdesigndiagram

□

2

Allofdosingsystems,includingcoagulantdosing、aciddosingandcausticdosingsystemaretrialrun,allofdosingpumpsandmixermotorsoperatenormal.

□

3

Singleequipmentcommissioningofallofpumpsandmotorsarecompleted.

□

4

PutI&Cequipmentrelatedtowastetreatmentsysteminservice,indicatecorrectly

□

8.2Startupprocedure

№

Step

Checkitems

Result

Commissioningoftheregenerationwastewatertreatment

1

Inspecttheregenerationwastewatertreatmentsystem

Accordingwithdesignchart

□

2

Pre-treatmentofwastewaterbydosedacidorcaustic

pHofwastewaterbasin

Acidandcausticamounts

□

3

Thefinaltreatmentofwastewaterbydosedacidorcaustic

pHofthefinalneutralizingbasin

Acidorcausticamounts

□

4

Theregenerationwastewatertreatme