ML18086A842

Forwards Completed Questionnaire on Diesel Generators

ML18086A842
Person / Time
Site:	Salem
Issue date:	01/19/1978
From:	Librizzi F Public Service Enterprise Group
To:	Office of Nuclear Reactor Regulation
Shared Package
ML18086A841	List: ML18086A840 ML18086A842
References
NUDOCS 8108060380
Download: ML18086A842 (3)

Text

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-.'.:-.. ~ S..;":*::e E!ec:r1c <Jnd G3s Company 80 P::uk Place Newark. N.J 07101 Phone 201 430-7000 January 19, 1978

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Director of Nuclear Reactor Regulation rJAN2 Lt)

U. S: Nuclear Regulatory Commission

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Washington, D. C.

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'ti Gentlemen,

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Attached is the completed questionnaire on diesel generators.

Mr. Richard A. Silverio, Assistant to Manager -

Salem Generating Station, was responsible for completing this questionnaire.

Any follow-up communications concerning this questionnaire or for arranging a site visit, should be di~ected to Mr. Herbert J. Heller, Manager -

Salem Generating Station, P. O. Box 168, Hancocks Bridge, New Jersey 08038, (609) 365-7000, Extension 501.

Very truly yours,

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F. P. Librizfi' General Manager -

Electric Production 780250003

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Are any foreign qases such as propane, freon, halon, carbon dioxide, etc. stored in the:

Diesel Engine room?

Yes No x

or adjacent buildings?

Yes No X If yes, (other than hand portable fire extinguishers), then identify gases and give approximate tank size.

3 Gases Volume (ft )

T.

Does control system automatically bypass, in emergency starting, any engine temporarily out of service for maintenance?

Yes No X

If yes, then how many failures to bypass have occured?

U.

Does the control* system automatically override the test mode under emerg~ncy conditions?' Yes X

No V.

Have repetitive mechanical failures occurred in any component part or subsystem of the engine, generator, or switch gear, etc.?

Yes

• X No If yes, then which part or sub sys tern? fuel line* to manifold 2

How ~any failures?

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Give.nature of failure.

vibration cracking

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Would periodic (yearly or other) evaluation and/or testing by "outside experts" contribute significantly to the diesel-generator reliability? Yes X No --

Give brief reasons for the answer.

Eperts are highly trained. and exoerienced in specific ecruioment

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1. Give the accumulated time-load operating record for each diesel-generator unit from installation to the present (Running Hours):

Preoperational test Date Dec. 1975 Engine

Se ri al tJ o

• Surv. Testing &

Maintenance Hrs.

No Load : Loaded UnavaiI:able at tnis time Emergency and Other Service Hrs. :

Total Hours

2.

Surveillance test load (percent of continuous rating) 100%

3. Give the projected or planned time-load operation for each diesel~generator unJt during the next 12 months.

Surveillance &

Maintenance Hrs.

.3 0 Emergency and other Service Hrs.

Total Hours 30

4.

Provide the follo-vling summary of the periodic surveillance testing experience:

a.

b.

c.

d.

Starting date of surveillance testing (OL date)

Periodic test.interval 31 days & 18 mos.

Total number of surveillance tests oerformed 24 Total number of test failures 5

• Jan 1976 per unit failure to start.,,.....-.....,... __ _ failure to accept load ___ __

failure to carry load ---

failures due to operator error ---

failure due to equip~ent conditions 5

not being operative during e~ergency

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Supply a copy of the surveillance test procedures with this completed questionnaire.

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