Trocador de calor

MODEC International, Inc.
FPSO

Equipment Noise
0003-MI20-00DS-0012, Rev. 0

EQUIPMENT NOISE DATA SHEET

1

Facility Name/Location:
Item Name:
3 Item Tag Number:
4 Supplier:
2

5

Purchaser Project Number:
Purchase Order Number:
Supplier Project Number:
INSTRUCTIONS TO FABRICATOR

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1.

Complete this form for each piece of equipment and for each part of an integrated unit (such as speed changer, and driver).

2.

Maximum acceptable sound pressure level at 1.0 meter, dbA

3.

Complete the standard design columns of the table on the next page.

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85

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4.
If sound pressure level for standard design equipment exceeds value of item 2 above, complete special d i and/or acoustically treated columns in table on the next page and complete the “Special Design and ti 16 A
Acoustic Treatment” section.
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5. b Sound pressure levels in decibels (re 0.0002 micro bars) shall be measured at 1.0 meter from all major diurfaces excluding minor projections such as conduit boxes and bearing housings. s 20
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6.
Sound pressure level measurements shall be in accordance with ASA S1.13 and measured at full design ld 7. t 25 th
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For Fabricator supplied equipment producing a noise level in any one octave band exceeding those in the adjacent octave bands by more than five (5) dB, Fabricator may be required to reduce the magnitude of tone noise.

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OTHER COMPANY NOTES

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No.

Date

Revision

By

Apvd

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0003-MI20-00DS-0012-0.doc

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MODEC International, Inc.
FPSO

Equipment Noise
0003-MI20-00DS-0012, Rev. 0

EQUIPMENT NOISE DATA SHEET

GUARANTEED MAXIMUM SOUND PRESSURE LEVELS AT 3 FEET
(SOUND PRESSURE LEVELS IN DECIBELS (RE 0.0002 MICROBARS))

2
3

A-Weighted Level, dBA
Standard
Special
Acoustically
Design
Design
Treated

4
5
6

Octave Band
Center
Frequency Hz

Octave Levels, dB
Standard
Special
Acoustically
Design
Design
Treated

31.5
63
125
250
500
1000
2000
4000
8000

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