Trane TRG-TRC007-EN User Manual

TRG-TRC007-EN

iii

Contents

Fundamentals of Sound

..................................... 1

....................................................... 2

......................................................... 6

Sound Power and Sound Pressure

........................... 9

Sound Perception and Rating Methods

Human Ear Response

............................................ 15

Single-Number Rating Methods

............................. 17

Octave-Band Rating Method

.................................. 28

period three Acoustical Analysis

............................................ 29

Setting a Design Goal

............................................ 30

Source–Path–Receiver Analysis

............................. 32

Sound-Path Modeling

............................................ 37

Terms Used in Sound-Path Modeling

..................... 41

Equipment Sound Rating

................................ 47

Fields of Measurement

......................................... 48

HVAC Equipment Sound Rating

............................. 54

................................................................... 63

......................................................................... 68

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................................................................ 71