TT-8285 POWER BARGE, 16.2MW EACH (TOTAL 120MW), YEAR 1998, 50Hz

REFERENCE NUMBER: TT-8285 POWER BARGE, 16.2MW EACH (TOTAL 120MW), YEAR 1998, 50Hz TECHNICAL DETAILS LIKE LENGTH, WIDTH, DEPTH OF THE BARGE: L= 96540mm, B= 30480mm DEPTH = 6090mm YEAR OF BUILT: 1998 SINGLE BARGE: YES ACCOMMODATIONS FOR WORKERS: 4 SINGLE CABINS, BUT UNUSED FOR A LONG TIME CAPTAIN & CHIEF ACCOMMODATION, SEPARATE: NO ACCOMMODATION. NO CAPTAIN OR CHIEF ENGINEER REQUIRED AS THERE IS NO PROPULSION SYSTEM DESIGN FOR A NORMAL O & M TEAM (LAND-BASED) MAINTENANCE RECORDS: NOT MUCH. MACHINERY REQUIRES AN OVERHAUL, BUT FOR A FAST/QUICK START, A SHORT-TERM SOLUTION IS AVAILABLE FROM THE LOCAL SERVICE COMPANY WHO DID THE INSPECTION RECENTLY (APRIL, 2025) OUTPUT OF VOLTAGE: GENERATION VOLTAGE 15KV, OUTGOING 132KV AT 50Hz BARGE IN FULL OPERATIONAL CONDITIONS: IT WAS FULLY OPERATIONAL CONDITIONS WITH 120MW WHILE THE PPA EXPIRED. ALL MACHINERY ARE PRESERVED AS OEM GUIDELINE SINCE THEN. NUMBER TOTAL GENERATORS: 8 UNITS OF WARTSILA18V46GD, 500 RPM, 16.2MW EACH, MADE IN FINLAND CLASS OF THE BARGE - LIKE, LR, DNV ETC.: DNV CLASSES STILL VALID: NO ANY GENERATORS MAINTENANCE REGARDS: ALL ALTERNATORS ARE INSPECTED THOROUGHLY AND FOUND IN GOOD HEALTH. IR AND PI VALUES ARE FOUND GOOD, THUS CLEANING IS NOT NEEDED. 20 ELECTRIC MOTORS ARE RANDOMLY CHECKED FOR IR AND FOUND GOOD THE TOTAL RUNNING HOURS OF EACH ENGINE AT NEPC SINCE THE COMMERCIAL OPERATIONS DATE ON 30 JUNE 1999 12 MARCH 2019 IS AS BELOW: ENGINE #1 - 84,819 HOURS ENGINE #2 - 94,637 HOURS ENGINE #3 - 90,829 HOURS ENGINE #4 - 81,554 HOURS ENGINE #5 - 81,693 HOURS ENGINE #6 - 85,171 HOURS ENGINE #7 - 88,265 HOURS ENGINE #8 - 91,899 HOURS NOTE: RUNNING HOURS UP TO 12 MARCH 2019 BELOW ARE THE HISTORICAL PERFORMANCE DATA OF THE POWER BARGE FOR THE LAST 5 YEARS. THE AVAILABILITY IN YEAR 2007 AND 2018 WERE AFFECTED BY THE GENERATOR #6 AND GENERATOR #7 FAILURE INCIDENTS. THE PLANT HAS ALWAYS ACHIEVED GOOD AVAILABILITY IN VIEW THAT THERE ARE 8 DIESEL ENGINES THAT REQUIRE PERIODIC MAINTENANCE AND OVERHAUL OF THE UNITS YEARLY. YEAR 2014: ANNUAL AVERAGE AVAILABILITY 89.80%, ANNUAL AVERAGE HEAT RATE 8,791 KJ/KWH YEAR 2015: ANNUAL AVERAGE AVAILABILITY 93.71%, ANNUAL AVERAGE HEAT RATE 8,818 KJ/KWH YEAR 2016: ANNUAL AVERAGE AVAILABILITY 91.39%, ANNUAL AVERAGE HEAT RATE 8,838 KJ/KWH YEAR 2017: ANNUAL AVERAGE AVAILABILITY 87.88%, ANNUAL AVERAGE HEAT RATE 8,932 KJ/KWH YEAR 2018: ANNUAL AVERAGE AVAILABILITY 84.17%, ANNUAL AVERAGE HEAT RATE 8,991 KJ/KWH 2.2 MAJOR EQUIPMENT 2.2.1 MAIN ENGINE PRIME MOVER A. MAIN ENGINE BRAND: WARTSILA FINLAND ENGINE TYPE: 18V46GD YEAR OF MANUFACTURER: 1997 TO 1998 OUTPUT 16,290 KW REV./MIN. 500 DIRECTION OF ROTATION: CLOCKWISE B. TURNING GEAR BRAND: KATSA, FINLAND TYPE: KV 250-370 RPS: 25 R / SEC. MAX. TORQUE: 50NM C. TURNING GEAR MOTOR BRAND: ABB MOTORS LTD. TYPE: QU 132 M6BT MODEL: GS 971402 D. TURBO CHARGER FOR ENGINE 2 TO 8 BRAND: NAPIER ALSTOM TURBOCHARGER TYPE: 557 COMPRESSOR: 4H 250 F TURBINE: 379 J MAX. SPEED: 16250 RPM MAX. TEMP.: 650C TURBO CHARGER FOR ENGINE 1 (RETROFITTED IN FEBRUARY 2019) BRAND: ABB TYPE: VTR454D32 E. CHARGED AIR COOLER BRAND: VESTAAIR MODEL: 18V46 GD