Quotation Are Invited For Cccw Cooler 3 Servicing And Performance Testing

Quotation are invited for CCCW Cooler 3 Servicing and Performance Testing. TECHNICAL AND GENERAL SPECIFICATION OF WORK AT K STN, JEBEL ALI POWERSTATIONTILTLE: CCCW HEAT EXCHANGER NO 3 SERVICING AND TESTING A T K PHASE II,MAKE # ALFA LAVAL.QUANTITY : 1 NODURATION : 6 DAYSSCOPE OF WORKREMOVAL OF CCCW AND INSPECTIONDISASSEMBLE THE CCCW HEAT EXCHANGER AND REMOVE ALL THE HEAT TRANSFERPLATES, TRANSPORTING TO THE SUPPLIER WORK SHOP, AND INSPECTION.INSPECTION REPORT WILL BE SUBMITTED, DETAILING THE CONDITION OF THEGASKETS AND THE PLATES.DEBONDING OF GASKETSALL THE GASKETS WILL BE REMOVED FROM THE PLATES BY LOWERING THE PLATESINTO A BATH OF LIQUID NITROGEN.THIS IS THE SAFEST METHOD OF GASKET REMOVAL AS IT AVOIDS ANY STRESSES ONTHE PLA TES WHICH COULDHAPPEN WITH OTHER TRADITIONAL METHODS USING A HOT GUN ETC AS PER OEM.PARTY CAN FOR ALTERNATE APPROVED METHOD.PLATE CL EANINGTHE PLATES SHALL BE CLEANED EITHER BY CHEMICAL CLEANING OR HYDROBLASTING, DEPENDING ON THE NATUREAND TYPE OF SCALE.CLEANING TH E PLATES USING SPECIALLY FORMULATED ACIDS AND ALKALIS TOSAFELY CLEAN THE PLATES WITHOUTCAUSING ANY DAMAGE TO THE PLATES. VARIOUS ACI DS AND ALKALIS ARE USED TOCHEMICALLY CLEAN ALL DEPOSITSFROM THE PLATE AND GASKET GROOVE. THE EXACT SELECTION OF CHEMICALS,COMBINATIO N AND PROCEDURE WILLONLY BE DETERMINED AFTER RECEIVING THE PLATES AND EXAMINING THE FOULINGON THE PLATES.MAXIM CARE TO BE GIVEN TO A VOID ANY DAMAGE OF THE PLATESVISUAL / GASKET GROOVE INSPECTIONALL PLATES WILL BE INSPECTED VISUALLY FOR THE EFFECTIVENESS OF CLEANIN G,ANY DEFORMATIONS, CORROSION ORVISUAL CRACKS.GASKET GROOVE DEFORMATIONS SHALL BE MEASURED USING SPECIFIC MEASURINGINSTRUMENTS / TOO LS. THESAME SHALL BE EVALUATED WITH RESPECT TO THE PERMISSIBLE LEVEL OFDEFORMATIONS WHEN COMPARED TO THEORIGINAL GROOVE DIMENSION, R EPAIR GASKET GROOVES IF REQUIREDLIQUID PENETRANT INSPECTIONLPI TO CHECK FOR ANY CRACKS AND PINHOLES (DEFECTS) ON THE PLATES.INSPECTI ON TEST PLAN SHALL BE SUBMITTED BY THE PARTYRE-GASKETINGFRESH ALFA LAVAL GASKETS ARE BONDED TO THE PLATES BY THE USE OF UNIQUE2-PART EPOXY RESIN CEMENT,WHICH REQUIRES HIGH TEMPERATURE CURING OR ANY APPROVED METHOD. GASKETSWILL BE SUPPLIED BY DEWA.OVEN CURINGALL TH E PLATES WILL BE GLUED GASKETS SHALL BE OVEN CURED. THE PLATES ARECOMPRESSED TO APREDETERMINED PACK LENGTH IN SPECIAL FRAMES, WHICH ARE INSERTED IN ASPECIALLY DESIGNED ELECTRIC OVENFOR PLATE/GASKET CURING & SHALL BE CURED AT A SPECIFIC TEMPERATURE.PLATES ARE TO BE RE INSPECTED FORCORRECT BONDING AND KEPT READY FOR ASSEMBLY.THE ELEVATED TEMPERATURE OF OVEN CURING GUARANTEES THAT THE ADHESIVESRE ACH FULL CURE FOR ULTIMATESTRENGTH. THIS IS HIGHLY RECOMMENDED FOR PLATE HEAT EXCHANGERS THAT AREFREQUENTLY OPENED ANDSUBJECTED TO H IGH STRESS LEVELS.LOADING & DELIVERYPACKING, LOADING AND DELIVERING THE HEAT EXCHANGER PLATE BACK TO DEWAAND INSTALLING THE CCCW HEA T EXCHANGER FROM ITS POSITION. NECESSARYWORKS ANYTHING RELATED WHILE TAKING INTO OPERATION. CARRYOUT SERVICE ANDPAINT END FRAMES AND ACCESSORIES.PRESSURE TESTINGALL PLATES WILL BE INSERTED IN THE FRAME AND PRESSURE TESTED AT THEDESIGN PRESSURE OF THE PHE.THE PHE HAVING SL NO V 170-160 WILL BE PRESSURE TESTED AT THE HOT SIDEAND THE COLD SIDE.THE PRESSURE TEST WILL BE CARRIED OUT IN ACCORDANCE W ITH THE STANDARDTEST PROCEDURE. TEST PROCEDURE SHALL BE SUBMITTED TO DEWA FOR APPROVALA PRESSURE TEST CERTIFICATE WILL BE ISSUED CER TIFYING THE TEST AND THERESULTS.DRAINING / DRYINGAFTER SUCCESSFUL COMPLETION OF THE PRESSURE TEST, THE WATER WILL BEDRAINED FROM THE EQUIPMENT ANDTHE EQUIPMENT WILL BE DRIED. ALL THE NOZZLES WILL BE COVERED SO THAT NOFOREIGN MATERIAL WILL GO IN.PERFORMANCE TEST AN D WARRANTYPERFORMANCE TEST HAS TO BE CARRIED OUT BY SUPPLIER AND PERFORMANCE VALUEHAS TO BROUGHT BACK NEAREST TO THE DESIGN VALVE. Qty: 1 STANDARD TERMS & CONDITIONS 1) Prices should be DDP delivery duty paid at DEWA stores. 2) Quotation to be submitted only in local currency U.A.E Dirhams 3) DEWA Standard payment terms is 30 days credit from the date of acceptance of material 4) No DEWA staff or his or her relatives up to third degree should have ownership or partnership in your company, and your participation in DEWA tenders / RFQs should not constitute a Conflict or perceived Conflict of Interest. Supplier Registration: https://srm.dewa.gov.ae/irj/portal/anonymous/regis Tender Link : https://srm.dewa.gov.ae/sap/opu/odata/sap/ZSRM_RFX_REG_BID_SRV/AttachmentSet(2332502207)/$value

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