coalfeederandairblastgeneratorinstallationprocedure.docx

coalfeederandairblastgeneratorinstallationprocedure.docx

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coalfeederandairblastgeneratorinstallationprocedure

ShandongTIEJUNElectricPowerEngineeringCompanyLimited

PROCEDUREFORINSTALLATIONOFCOALFEEDERANDAIRBLASTGENERATOR

DOC.NO.:

JPL

Project:

JhajjarThermalPowerPlant

REV.NO.:

0

Client:

JHAJJARPOWERLIMITED

PAGES:

13

PROCEDUREFORCOALFEEDERANDAIRBLASTGENERATORINSTALLATION

Compiling:

Date:

Checking:

Date:

Approving:

Date:

RevisionInformation

No.

ApprovingDate

1.

2.

3.

1．Compilingbasis

1.1《Electricpowerconstructionandacceptancetechnicalspecification》（versionboilersection）（DL/T5047-95）

1.2《fuelelectricplantqualityinspectandassessstandard》（1996versionboilersection）

1.3《Mandatoryprovisionsofengineeringconstructionstandards》（ElectricPowerengineeringPart）（2006version）

1.4《fuelelectricplantqualityinspectandassessstandard》（preparationprocessingsection）

1.5《fuelelectricplantqualityinspectandassessstandard》（1996versionweldingengineeringsection）

1.6《Electricpowerconstructionandacceptancetechnicalspecification》（DL5007-92weldingsection）

1.7《Electricpowerconstructionsafetyworkregulations,part1:

fuelelectricplantDL5009.1-2002

1.8《Electricpowerconstructionsafetyhealthandenvironmentmanagementworkprovision》

1.9《ISO-14001EnvironmentalManagementSystemdocumentation》

1.10Manufacturersdrawingsandspecification

2.Summary

IndiaJPL2×660MWpowerplant#1、#2boiler,eachboilerisequippedwith6numbersHP1163/Dyntypemedium-speedmill-typebowl.Correspondingtothemill,therearesamenumbersofrawcoalbunkers.Theeffectivestoragecapacityofthe6bunkerscouldsatisfytheconsumptionofcoalformorethan8hoursatBMCRconditionwhenworstcoalisburntaccordingtotheEPCcontract.Thetopofthebunkerissquaresteelstructure;thebottomofitisasquare-conicaltype.Thereisairblastgeneratorbreakingcoalchokingforeachrawcoalbunkertopreventcoalblockattheoutletofthemetalrawcoalbunker.Eachmillisequippedwithonegravimetrictypebeltcoalfeederwithfrequencyconvertermotor,whichcouldadjusttheamountofcoaltofollowtheloadrequirementofboiler.Thecoalchutesatinletandoutletofthemillaremadeofstainlesssteel,soitismuchconvenientforthecoaltoflow,atthesametime,itcanbemorewearable.

3.Mainworkquantity

ITEM

NAME

SIZE/SPEC.

QUANTITY

UNIT

REMARK

1

COALFEEDER

1.1

COALFEEDERBODY

HD-BSC26

6

SET

SIGLEUNIT

1.3

INLETGATE（INCLUDINGDRIVINGDEVICE）

HD-BSC26

6

SET

SIGLEUNIT

1.4

OUTLETGATE（INCLUDEDRIVINGDEVICE）

HD-BSC26

6

SET

SIGLEUNIT

1.5

INLET&OUTLETTUBE

HD-BSC26

6

SET

SIGLEUNIT

2

AIRBLASTGENERATOR

2.1

AIRBLASTGENERATORBODY

KQP-B-300L

36

SET

SIGLEUNIT

2.2

AIRBLASTGENERATORBODY

KQP-B-150L

24

SET

SIGLEUNIT

2.3

N2PIPING

Ф57*3

80

M

SIGLEUNIT

2.4

COMPRESSEDAIRPIPING

Ф57*3

70

M

SIGLEUNIT

4.Conditionforerection

Consignmentconditionofthemainequipment

Alltheequipmentsandmaterialsavailable.

Remark

Erectioncondition

Spaceandpower:

Shouldhaveproperspacetoplace,examineandrepairequipment,415V、240Vpowerandcuttinggasarerequired.

Otherrequirements:

Specialtypeofworkerslikewelder、rigger、khalasi、electricianetcshouldhavecertificate;alltheconstructionpersonnelmustattendsafetyandtechnicalinductionandareawareofdrawings.

Schedule

Unit1:

1.3.2011—31.7.2011

Unit2:

1.5.2011—30.9.2011

Manpower

Engineer1、safetyengineer1,in-charge1,foreman2,welder4gascutter2rigger40、operator2,electricians2,scaffolder8.

Machinery

15ttrackcrane2,75ttowercrane2sets,4setsofelectricweldingmachine,grindingmachine6pcsetc.

Toolsandtackles

Frametypeleveler4;waterLevel1;2mflatfeet1;chainblock（each10pcsof5t,3t,2t,1t）;verniercaliper,micrometer;hammer,levelruler,scraper,oilstone,file,crowbar,handhammers,sledgehammer,slatepencil,pinklines,sandpaper,kerosene,cotton,asbestoscloth,plasticandsoon.

Measuringinstrumentsusedmustbeinspected

Material

2mwoodenplates,squarewood,lifeline,softladder,rope,etc.

5.Constructionscheme

5.1constructionproceduralflowchart

5.2Constructionprocedurecard

5.2.1ConstructionpreparationprocedurecardNO：

001

1.Overview:

Preparationoftheprocedureandfamiliarizewiththesiteengineersandworkgroup

2.operationmethods

Serialandname

Mainerectingmethodsandrequirements

Processqualityrequirements

Technicaltraininganddocumentspreparation

1.Familiarisewiththedrawings

2.Prepareprocedureandgettheapproval.

3.TechnicalTraining:

organizetrainingforconstructionpersonnel,andbefamiliarwiththedrawings,specificationsandrelevanttechnicalinformation.

4.Sitesafetyinformationandtechnicalinformationistobeinductedforthesitepeopleandtherecordofinductionistobemaintained

5.Themanpower,material,toolsandtacklesaretobeplannedaspertheprojectplan

6.Siteworkstartreportistobepreparedbeforestartingthejob

1.Thedocumentsaretobeofgoodstandard

2.Theprojectplandurationistobemadeasreasonable

3.StandardsaretobemaintainedandprotocolspreparedasperFQP

5.2.2CoalfeederinstallationprocedurecardNO：

002

1.Overview:

Coalfeederinstallation.

2.operationmethods

Serialandname

Mainerectingmethodsandrequirements

Processqualityrequirements

Coalfeederbodyinstallation

1.Shiftingthecoalfeedertobunkerbay17melevation;

2.Checkthecenterlineofthefoundation,andcleantheinsideplate;

3.Thecenterlinefromthemastercolumnistobeshiftedforthecoalfeederalignmentonthefoundation;

4.Weldthecoalfeederontheinsideplate.

1.Foundationgeometrymeasureerror±20mm,centerdeviation≤20mm.

2.Verticalandhorizontaldeviationfrommaincenterlinedeviation±10mm,elevationdeviation±5mm.

Inlet&outletgateinstallation

1Shiftingtheinlet&outletgatetobunkerbay17mfloor.

2Usechainblockliftingtheinlet&outletgatetotheposition.

3.Connecttheinlet&outlettube.

1.Usethesealingropeandgumontheflange.

2.Confirmeveryflangedoesn’tleak.

5.2.2AirblastgeneratorinstallationprocedurecardNO:

003

1.Overview:

Airblastgeneratorinstallation

2.operationmethods

Serialandname

Mainerectingmethodsandrequirements

Processqualityrequirements

Airblastgeneratorinstallation

1.Usechainblockliftingtheairblastgeneratortotheposition.

2.Fixthegeneratoronthesupport.

1.Duringinstallation,thenozzleofaircannonshouldbefacingdown,theangleofbarrelandthehorizontalaxisshouldnotbelessthan15°

2.Duringinstallation,makesuretheendisawayfromstorageandishigherthannearend.

3.Duringinstallation,makesuretheoutriggerorringsareweldedperfectlyandreliableandthefilletweldishigherthanthethicknessofthinnerone.

Pipingconnecting

1ConnecttheN2&compressedairpipingasthedrawing.

2.Usethecompressedairtoblowthepipingafterinstallation.

3.Afterblowingthepipesconnectthevalveassoonaspossible.

1.Usethesealingropeandgumontheflange.

2.Confirmthatflangesdoesn’tleak.

3.Allthejointsofgaspipelineandtheairpipelineshouldnotleak.Beforeconnecting,usethepipelineandaircannonandblowimpuritiesawayfromthepipeline.Theflushingairmustbepurifiedandpressureisbetween0.4-0.8Mpa.

6．QAChecklist

Itemcheckdescription

Inspector

Result

Date/sign

F

E

A

O

Equipmentopenthebox

√

√

Foundationchecking

√

√

√

Equipmenterection

√

√

√

√

Equipmentcommissioning

√

√

√

√

F：

principalperson；E：

monomialengineer；A：

specialtyengineer；O：

ownerdeputy;

7Safelycivilizationconstructionandenvironmentsupervise

7.1Safelycivilizationconstructionmeasure

7.1.1Commonlysafelycivilizationconstructionmeasure

7.1.1.1Theconstructionpersonishealthy;strictlyabide.Begiventhesafelyandtechniqueinstructionpriortoworkcommencement,studyandgetacquaintancewithconstructionguidanceinstruction;

7.1.1.2Allengineersshallgetsafetyeducationandgetfamiliarwithalsoactualsituation,afterpassinexaminationcanmountguardwithcard,strictlyprohibitworkingafterdrinking;

7.1.1.3Passwayandscaffoldshouldbebuiltasperrules,andbeusedaftercheckbydepartmentandhangcard;

7.1.1.4Workinginhighaltitudeshouldwearagileclothing,softshoes,motorcyclesafetyhelmet、safetybeltandsoon;

7.1.1.5ManufacturecertificatesarerequiredforSafelyfacility,likesafelyhelmet、safetyhelmetandsoon;

7.1.1.6Handblockmustbecheckedontime,tensiletestshouldbedoneifnecessary;

7.1.1.7Thehammerwoodenhandleshouldsolid,weargloveisnotallowedduringwork;nomanstandinginfront;

7.1.1.8Fastnessofsoftladdermustbecheckedbyconstructionpersonbeforecommencementofwork,everysoftladdermusthavelockrope;lockmachineshallbeputupontheropewhenupanddown;

7.1.1.9Thelevelsafelyrope、warningropeandfirenetshouldalreadyinerectionarea,thesplitfirenetshouldberecoveredafterlifting;Thesundriesshouldbecleanedimmediately;

7.1.1.10Attentionshallbepaidtoantiskidmeasuresandcleaninguptheseeperimmediatelyafterraintoeliminatehiddentroubleinsafety;

7.1.1.11SufficientlightshallbearrangedinConstructionsiteatnightinsuitableplace;

7.1.1.12Underspecialweather,windabove6’、rain、frog,workinginhighaltitudeandliftingworkshouldbestopped;

7.1.1.13Assemblyobjectshouldbec