Overhauling of Heat Exchanger, Coolers and Eductors on MV Vishva Vijay

Amount

E22010 , ITEM: HEAT EXCHANGERS. TYPE / CAPACITY / DETAILS : HEATER SHELL TYPE JOB DESCRIPTION:HEATER TO BE DISCONNECTED REMOVING ALL CONNECTING PIPES AND VALVES TRANSPORTING TO VENDOR WORKSHOP DISMANTLING CLEANING BOTH SHELL AND TUBE SIDE CHEMICALLY BOXED BACK RENEWING ORINGS/GASKETS PRESSURE TEST LEAKGE RECTIFICATION IF FOUND ANY TRANSPORTING BACK TO VESSEL AND FITTING ON ITS PLACE GIVING ALL CONNECTION.SATISFACTORY TRIAL TO BE GIVEN QUOTE ALL INCLUSIVE FOR FOLLOWING HEATERS AND COOLERS

HFO PURIFIER HEATER #1&#2 Maker : DONG HWA ENTEC System Particulars : SHELL AND TUBE TYPE SURFACE AREA: 1.11M2. SHELL SIDE:- FLUID - F.O FLUID RATE: 3.0 M3/H OPERATING PRESSURE: 2 KGF/CM2G TUBE SIDE:- FLUID - STEAM FLUID RATE: 104 KG/H OPERATING PRESSURE: 7 KGF/CM2G.

LO PURIFIER HEATER #1 & 2 Maker : DONG HWA ENTEC System Particulars : SHELL AND TUBE TYPE SURFACE AREA: 0.83M2. SHELL SIDE:- FLUID - L.O FLUID RATE: 1.6 M3/H OPERATING PRESSURE: 2.5 KGF/CM2G TUBE SIDE:- FLUID - STEAM FLUID RATE: 63.8 KG/H OPERATING PRESSURE: 7 KGF/CM2G.

M/E & A/E FUEL OIL HEATER #1 &#2 Maker : SEJN System Particulars : SHELL AND TUBE TYPE MODEL: MX20 L=1400 CAP: 8.2 m3/hr MEDIUM: STEAM at 7 kg/cm2 335 KG/HR STEAM HEATING SURFACE: 8.3 m3

M/E JCW PREHEATER Maker : DONG HWA ENTEC System Particulars : SHELL AND TUBE TYPE SURFACE AREA: 15.75 M2. SHELL SIDE:- FLUID - FW FLUID RATE: 70 M3/H OPERATING PRESSURE: 2.0 KGF/CM2G TUBE SIDE:- FLUID - STEAM FLUID RATE: 1773.8 KG/H OPERATING PRESSURE: 7 KGF/CM2G.

PLATE TYPE COOLERS JOB SCOPE: CONNECTION TO BE REMOVED BY REMOVING DISTANCE PIECE AND VALVES FILTERS TO BE REMOVED AND CLEANED CONSIDER FOR RENEWING FILTER MESH(VENDOR SUPPLY).COOLER TO DISMANTLED ALL PLATE TO TAKEN OUT AND CLEANED CHEMICALLY.TO BE KEPT IN CHEMICAL FOR SOME TIME PLATE TO BE WASHED AND INSPECTED INDIVIDUALLY FOR ANY DEFECT RUBBER SEAL TO BE INSPECTED TO BE RENEWED WITH SHIP SUPPLY SPARE PLATES FITTED BACK IN THE COOLER TIFHTENED AS PER MAER INSTRUCTION CONNECTION TO BE MADE AND COOLER TO BE TRIED OUT.PRESSURE TEST TO BE CARRIED.QUOTE ALL INCLUSIVE M/E L.O. COOLER (PLATE TYPE HEAT EXCHANGER) TO OPEN UP CHEMICALLY CLEANED GASKETS TO BE RENEWED IF REQUIRED (VENDOR SUPPLY) ASSEMBLED AND SATISFACTORY TRIAL TO BE SHOWN TO SHIP'S STAFF.

MAIN ENGINE L.O COOLER Maker : DHP ENGINEERING System Particulars : TOTAL ACTIVE AREA: 212.12M2 HOTSIDE:- L.O FLOW RATE: 242 M3/H TEMP.(IN/OUT): 52.63/45.0 DEG C. COLD SIDE:- F.W FLOW RATE: 120 M3/H TEMP.(IN/OUT): 36/42.24 DEG C.

LT FW COOLER MAKE & TYPE :DHP DX-20DMH-1P-155 HOT SIDE FW 250 M3 PER HR SW SIDE 300 M3 PER HRS. COOLING AREA- 0.78 SQ MTR PER PLATE *155 PLATES.

M/E JACKET FW COOLER MAKE & TYPE :DHP DX-143DV-1P-33 HOT SIDE FW 97 M3 PER HR COLD SIDE FW 120 M3 PER HRS. COOLING AREA- 0.39 SQ MTR PER PLATE *33 PLATES.

E22029 ITEM: ATMOSPHERIC / DUMP CONDENSER ( SURVEY) Maker : DONGHWA ENTEC System Particulars : SHELL AND TUBE TYPE SURFACE AREA: 12M2. SHELL SIDE:- FLUID - STEAM/DRAIN FLUID RATE: 1300/1300 KG/H OPERATING PRESSURE: 7 KGF/CM2G TUBE SIDE:- FLUID - S.W FLUID RATE: 130 M3/H OPERATING PRESSURE: 2 KGF/CM2G.

STEAM AND WATER CONNECTION TO REMOVE END COVER TO OPENED TUBES TO BE CLEANED SHELL SIDE CLEANING TO BE DONE.END COVER TO BE CHECKED IF RUBBER COATING OF THE END COVER DAMAGED THEN SAME TO BE REPAIRED.ANODES TO RENEW.PARTS TO BE SHOWN TO SURVEOR CONDENSER ASSEMBLED PRESSURE TESTED TO 4 BAR PRESSURET TRANSPORTED TO VESSEL AND FITTED BACK.ALL CONNECTION TO BE GIVEN.INLET AND OUTLET VALVE TO BE OVERHAULED.ALL GASKET JOINTING NUTS AND BOLTS VENDOR SUPPLY.

DRAIN COOLER TO BE CLEANED AND PRESSURE TESTED.

AUX. ENGINE NO. 1 LUB OIL COOLERS TO REMOVE FROM PLACE ALL PLATES TO BE CHEMICALLY CLEANED GASKET TO BE CHECKED.ALL PLATES TO BE CHECKED FOR ANY ABNORMALITY. COOLER TO BE BOXED BACK AND TESTED FOR ANY LEAKAGE.

AUX. ENGINE AIR COOLERS TO REMOVE FROM PLACE DISMANTLED BY OPENING COVERS ELEMENT TO BE CHEMICALLY CLEANED FR 24 HRS IN STEAMMED CHEMICAL BATH. ELEMENT TO BE CLEANED WITH WATER.ELEMENT TO BE BOXED BACK & COMPLETE ASSEMBLY OF COOLER TO BE PRESSURE TESTED TO 7 KG/CM2 & FITTED BACK IN PLACE.

E22030 ITEM : FRESH WATER GENERATOR TYPE /CAPACITY / DETAILS : MAKE - DONGHWA ENTEC TYPE - TURBULAR TYPE CAPACITY OF DISTILLATE: 30 TON/DAY MAX. SALINITY: 5 PPM 5 TON/DAY BY USING STEAM INJECTOR. COOLING S.W. TEMP.: INLET 32 DEG C JACKET COOLING WATER TEMP.: INLET 80 DEG C 57000 KG/H HEATING STEAM FOR STEAM INJECTOR: 7 KG/CM2G 250 KG/H FOLLOWING WORKS TO BE CARRIED OUT ON FRESH WATER GENERATOR :

CONDENSER TO BE OPENED.END COVER TO BE CLEANED AND CHECKED.DAMAGE RUBER COATING IF ANT TO BE REPAIRED.CONDENSER TUBES TO BE THOROUGHLY CHEMICALLY CLEANED OFF SCALE END COVER TO BE FITTED BACK & CONDENSER TO BE PRESSURE TESTED TO 7 KG/CM2. RENEW DEMISTER FILTER

EVAPORATOR TO BE TAKEN OUT FROM PLACE TO BE TRANSPORTED TO VENDOR TUBES TO BE THOROUGHLY CHEMICALLY CLEANED UPTO CEO SATISFACTION DESCALED PR TESTED. TO BE TRANSPORTED BACK TO VESSEL FITTED ON ITS PLACE WITH NEW GASKET AND NUTS/BOLTS.

SHELL FRONT COVER TO OPENED SHELL COATING TO BE CHECKED AND DAMAGE COATING TO RENEWED IF FOUND.SIGHT GLASS TO BE RENEWED.

FEED LINE (CU) TO BE RENEWED.FLOW METER (SHIP SUPPLY) TO BE RENEWED AIR/BRINE EJECTOR TO BE OVERHAULED AND NOZZLE TO BE RENEWED.

VACUUM GAUGE SHELL TEMP THERMOMETER TO RENEW VACUUM BREAK VALVE TO OVERHAULED GAUGE GLASS TO RENEW.

AFTER COMPLETION OF ALL REPAIRS SYSTEM TO BE TESTED FOR VACUUM.

FOLLOWING EDUCTORS TO BE REMOVED, CLEANING, OVERHAULING, DEFECTIVE PARTS RENEWAL, BOXED BACK AND FITTED IN THE SAME PLACES. EDUCTORS TO BE TESTED WITH SHIP FIRE MAIN SYSTEM AND TO BE SHOWN TO HSL/SHIP STAFF. INITIAL AND FINAL SURVEY REPORTS TO BE ENDORED BY HSL AND SHIP STAFF AND THE SAME TO BE SUBMITTED TO PRODUCTION OFFICER. ANY DEFECTIVE PARTS TO BE RENEWED IN CONTRACTOR SCOPE. REQUIRED RATING PRESSURE GAUGES WITH FITTINGS SHALL BE SUPPLIED BY CONTRACTORS.

BALLAST EDUCTOR 150CBM/HR

CARGO HOLD BILGE EDUCTOR 250CBM/HR

BILGE EDUCTOR FWD VOID SPACE NO 1 VOID SPACE AND SOOT EDUCTOR

FORE PEAK STORE/BOSUN STORE/CHAIN LOCKER EDUCTOR CAPACITY 60 CBM/HR

OVERHAULING EDUCTOR VALVE SIZES 100A 150A 125A 200A 80A JIS 10K

CARGO HOLD BILGE EDUCTOR SUCTION AND DRIVE PRESSURE GAUSGES TO BE FITTED

BALLAST TANK EDUCTOR SUCTION AND DRIVE PRESSURE GAUGES TO BE FITTED

SHRI GURUDATTA ENGINEERING WORKS

SRI SAI KRISHNA WORKS