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Silencer Applications Data Sheet
Customer Information:
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DATE:

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APPLICATION:
Intake Discharge For: Make & Model:
Engine Reciprocating Compressor Centrifugal Compressor Vent/Blowdown/Pressure Regulator
Fan Rotary Positive Blower Vacuum Pump Gas Turbine
Other (specify):
 
OPERATING CONDITIONS:
Gas: Molecular Weight: Specific Gravity:
Flow Rate: ( Lbs/Hr, SCFM, ACFM, Kg/Hr )
Operating or Upstream Pressure:
Ambient or Downstream Pressure:
PSIG PSIA kg/cm2
Other: (Specify)
Operating or Upstream Temperature:
Ambient or Downstream Temperature:
F C
Other: (Specify)
Maximum Allowable Pressure Drop PSI kg/cm2 Other: (Specify)
Max. Allowable Internal Velocity:
Ft/Sec Ft/Min M/Sec Other: (Specify)
ACOUSTIC PERFORMANCE REQUIREMENT:
Required Level: Industrial, Residential, Critical;
Ambient Background Noise: dBA
Required Overall Silenced Sound Pressure Level of
dBA at (distance from source)
Octave Band Center Frequency (Hz)
31.5
63
125
250
500
1k
2k
4k
8K
Overall

Unsilenced
( PWL, SPL at )
( dB, dBA)

Required Dynamic Insertion Loss (dB)
Required Silenced
( PWL, SPL at )
( dB, dBA)

APPLICATION DETAILS:
1. Engines: No. Cylinders: Bore: Stroke: RPM: Cycle: ( 2, 4)
2. Reciprocating Comp: No. Cyl: Bore: Stroke: RPM: Single or Double Acting
3. Rotary Positive Blowers: Timing Gear Diameter: RPM:
4. Vacuum Pumps (Liquid Sealed): Water Flow (gpm): Separation Efficiency:
5. Centrifugal Compressors and Fans: No. of Rotating Blades: RPM:

6. Vent and Blowdown Applications: Valve Type and Size: Valve Orifice Size:
Service: Intermittent, Continuous; Blowdown Volume: Blowdown Time:

7. Air Filters: Required Efficiency: Maximum Element Face Velocity (fpm):
SILENCER CONNECTIONS
Service Size Rating Connection Type Quantity
Inlet
Outlet
Drain
Vent
Level Gage
Level Switch
Level Controller
Pressure
Temperature
Differential
Relief
Inspection/Manway
Other
Connection Notes:
MATERIALS OF CONSTRUCTION:
Carbon Steel 304SS 304L SS 316SS 316L SS FRP (Fiberglass)
Other (specify): Acoustical Pack:
Special Finish: Interior: Exterior:
Surface Preparation and Coating Comments:
DESIGN:
Atmospheric ASME Code with stamp ASME Code without stamp
Design Pressure:
PSI kg/cm2 Other: (Specify)

Design Temperature:
F C Other: (Specify)

Corrosion Allowance:
Inches Millimeters
 
ACCESSORIES:
Mounting Brackets (Specify Qty & Type): ; Leg or Skirt Height:  
Weatherhood Raincap Tailpipe (Specify Length) Differential Pressure Gauge
COMMENTS:


If you have any questions, contact Burgess-Manning, Inc. at Tel: (716) 662-6540, or Fax: (716) 662-6548 or email: info@nitram.com.
© 2004 Burgess - Manning Inc.

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