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VARIABLE TURBINE AREA
DURING PART LOAD OPERATION, EXHAUST GAS ACCUMULATES IN THE PIPELINE WHEN ENGINE LOAD DROPS. HENCE EXHAUST GAS ACCUMULATES IN THE PIPELINE WHEN ENGINE LOAD DROPS WAS NOT SATISFACTORY VARIABLE TURBINE […]
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MICROBIAL DEGRADATION OF LUBE OIL
THERE ARE 2 TYPES OF BACTERIA NAMELY :- AEROBIC :- THE ONE WHICH NEEDS OXYGEN TO THRIVE ANAEROBIC :- THE ONE WHICH THRIVES IN OXYGEN FREE ATMOSPHERE. IN THE MAIN […]
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STEPS TAKEN IN CASE OMD ALARM SOUNDS
O.M.D ALARM IS A SAFETY PROVIDED IN THE MAIN ENGINE TO AVOID CRANKCASE EXPLOSION. IT HAS A DELAY OF 6 SECONDS BEFORE IT SLOWDOWN THE MAIN ENGINE TO 40% OF […]
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SAFETIES IN CRANKCASE
FOLLOWING SAFETIES ARE PROVIDED IN CRANKCASE OF MAIN ENGINE TO PREVENT CRANKCASE EXPLOSION :- CRANKCASE RELIEF DOOR OILY MIST ALARM BREATHER PIPE SEGREGATION OF EVERY UNIT OF MAIN ENGINE CRANKCASE […]
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INDICATOR CARD DEVIATION AND ITS INTERPRETATION
DEVIATION IN DIAGRAM DUE TO FAULTS IN INDICATOR :- VIBRATION IN CORD OR DRIVE INDICATOR CORD TOO LONG INDICATOR CORD TOO SHORT INDICATOR PISTON WORKS SLUGGISH IN CYLINDER AND MOVES […]
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SIGNIFICANCE OF COMPRESSION CARD
THE INDICATOR DRIVE, WHICH THROUGH THE CORD MOVES THE PAPER DRUM, REPRESENT THE STROKE OF THE POWER PISTON IN THE ENGINE CYLINDER. THE DRIVE IS USUALLY ACTUATED BY A CIRCULAR […]
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INDICATOR DIAGRAM
THE INDICATOR DIAGRAM, WHICH DESCRIBE THE PRESSURE VARIATIONS IN THE ENGINE CYLINDER, SERVES, BY PLANIMETERING OF THE WORK DIAGRAM, TO CALCULATE THE MEAN PRESSURE, AND BY MULTIPLICATION BY ENGINE SPEED […]
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HFO TO MDO CHANGEOVER
MDO IS PREHEATED TO 50°C. REDUCE THE ENGINE LOAD TO 25-245 MCR. CUT OFF THE STEAM TO FUEL OIL PREHEATER AND HEAT TRACING. CHANGE TO DIESEL OIL WHEN TEMPERATURE OF […]
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MDO TO HFO CHANGEOVER
ENSURE THAT THE HEAVY FUEL OIL IN SERVICE TANK IS IN NORMAL TEMPERATURE. REDUCE THE ENGINE LOAD TO 25-40% MCR. OPEN THE STEAM TO THE PREHEATERS. MANUALLY OPERATE THE VISCOTHERM […]
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AXIAL THRUST IN GENERATOR AND ITS THRUST BEARING
MAGNETIC CENTERING In Electric Machines such as Motors and Generators, the shaft tends to maintain a distinct axial position when running. This position may be different from the position of […]
