Fuel Oil Supply System

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A PRESENTATION

ON

FUEL OIL SUPPLY SYSTEM

FOR NAPTHA AND HSD

BY

AMIT TYAGI

BINOD KR. RAY


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DISCUSSION

FUEL OIL SUPPLY SCHEME

BRIEF DESCRIPTION OF

COMPONENTS INTEGRATED INTO

THE SCHEME

SOME RELATED DATA


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MAIN SCHEME


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FUEL OIL SYSTEM


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NAPTHA FUEL OIL INJECTION PP

MULTISTAGE CENTRIFUGAL PP

ORIGINALLY 13 STAGES, DESTAGING

DONE TO LOWER THE DISCHARGE

PR.

MECHANICAL SEAL ON BOTH ENDS


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THERMOSIPHON VESSEL

COOLING OIL TO SEAL

MECHANICAL SEAL AND ITS

COOLING MECHANISM


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EMERGENCY STOP VALVE

IT RELEASE OR PREVENT THE FLOW

OF FUEL OIL ON START UP AND

SHUT DOWN

CLOSED DURING DISTURBANCES

HYDRAULICALY ACTUATED

CLOSED IN LESS THAN .5 SEC BY

SPRING FORCES.


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.ESV MAINTAINS A PRESSURE OF AROUND 70 BAR IN THE

FUEL OIL SUPPLY LINE

.TRIPPING ALARM AT 85 BAR

.TRIPPING AT 88 BAR PR. IN THE BURNER SUPPLY LINE.


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BALL VALVE ASSEMBLY.

IT COMPRISES A 3-WAY V/V AND A SHUTOFF V/V.

BOTH ARE ACTUATED BY A COMMONMOTOR.

BALL V/V ASSEMBLY AND ESVCONSTITUTE THE DUAL SHUT OFF V/V

SYSTEM CONNECTED TO UNINTERRUPTIBLE DC

POWER SUPPLY SYSTEM.


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BALL VALVE ASSEMBLY


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BURNER


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BURNER

8 Nos OF HYBRID BURNERS.

ALL BURNERS ARE IDENTICAL,FUEL

FLOW IS DISTRIBUTED UNIFORMLY

FUEL DELIVERED TO BURNERS

SPLITS INTO TWO STREAMS IN THE

SWIRL CHAMBERS OF THE BURNER.


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. ONE STREAM IS INJECTED INTO THE CC AND ONE IS FED

TO THE RETURN LINE.

. SPLITTING IS CONTROLLED BY THE BACK PRESSURE IN

THE RETURN LINE.

. PR. IN THE RETURN LINE DEPENDS ON THE POSITION OF

CONTROL V/V LOCATED IN THE RETURN LINE.

.


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FUEL DISTRIBUTION

COMBUSTION CHAMBER


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COMBUSTION CHAMBER


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THANK YOU


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ANY QUESTION

Fuel Oil Supply System

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