Print this page An Introduction to Sound Level Data for Mechanical and Electrical Equipment
J. Paul Guyer, P.E., R.A., Fellow ASCE, Fellow AEI
Course Outline
1. INTRODUCTION
2. SOUND PRESSURE AND SOUND POWER LEVEL DATA
3. PACKAGED CHILLERS WITH RECIPROCATING COMPRESSORS
4. PACKAGED CHILLERS WITH ROTARY-SCREW COMPRESSORS
5. PACKAGED CHILLERS WITH CENTRIFUGAL COMPRESSORS
6. BUILT-UP REFRIGERATION MACHINES
7. ABSORPTION MACHINES
8. BOILERS
9. STEAM VALVES
10. COOLING TOWERS AND EVAPORATIVE CONDENSERS
11. PUMPS
12. FANS
13. AIR COMPRESSORS
14. RECIPROCATING ENGINES
15. GAS TURBINE ENGINES
16. ELECTRIC MOTORS
17. STEAM TURBINES
18. GEARS
19. GENERATORS
20. TRANSFORMERS
21. OPENING IN A WALL
22. GLOSSARY
This course includes a multiple-choice quiz at the end, which is designed to enhance the understanding of the course materials.
Learning Objective
Upon completion of this course you will:
- Learn the significant of A-weighted sound level measurements;
- Learn the acoustic characteristics of packaged chillers with reciprocating compressors ranging in size from 15-ton to 200-ton cooling capacity;
- Learn about the noise characteristics of rotary screw compressors;
- Learn about sound characteristics of packaged chillers with centrifugal compressors;
- Learn the noise control issues with steam and hot water boilers;
- Learn how to control unwanted noise produced by cooling towers and evaporative condensers;
- Learn how to calculate sound power levels for propeller-type cooling towers;
- Learn the typical sound power levels for pumps;
- Learn about the ASHRAE methods for estimating in-duct fan noise;
- Learn noise control measures that can be applied to compressors; and
- Learn how to control noise from electrical equipment such as generators and transformers.
Intended Audience
This course is intended for mechanical and electrical engineers and other design and construction professionals wanting an introduction to the nature and control of noise produced by mechanical and electrical equipment.
Benefit for Attendee
This course will give electrical and mechanical engineers and others an introduction to the operating noise characteristics of typical mechanical and electrical equipment found in buildings and related infrastructure.
Course Introduction
This is an introduction to noise characteristics and noise control for mechanical and electrical equipment.
About Course Author
Paul Guyer is a registered mechanical engineer, civil engineer, fire protection engineer and architect with over 35 years experience in the design of buildings and related infrastructure. For an additional 9 years he was a senior-level advisor to the California Legislature on infrastructure and capital outlay issues. He has designed and supervised the design of hundreds of construction projects requiring the preparation of detailed working drawings and specifications for federal, state and local public agencies and private companies. He is a graduate of Stanford University and has held numerous national, state and local positions with the American Society of Civil Engineers and National Society of Professional Engineers.
Course Content
The course content is contained in the following PDF file:
An Introduction to Sound Level Data for Mechanical and Electrical Equipment
Please click on the above underlined hypertext to view, download or print the document for your study. Because of the large file size, we recommend that you first save the file to your computer by right clicking the mouse and choosing "Save Target As ...", and then open the file in Adobe Acrobat Reader. If you still experience any difficulty in downloading or opening this file, you may need to close some applications or reboot your computer to free up some memory.
Course Summary
This course will give you tools to address sound level issues with electrical and mechanical equipment.
Quiz
Once you finish studying the above course content, you need to take a quiz to obtain the PDH credits.
DISCLAIMER: The materials contained in the online course are not intended as a representation or warranty on the part of PDH Center or any other person/organization named herein. The materials are for general information only. They are not a substitute for competent professional advice. Application of this information to a specific project should be reviewed by a registered architect and/or professional engineer/surveyor. Anyone making use of the information set forth herein does so at their own risk and assumes any and all resulting liability arising therefrom.
