HVAC System Acoustics and Noise Control Fundamentals

سرفصل های دوره

Essential knowledge for acoustic design and on-site noise related installation aspects of HVAC systems in buildings

1. Introduction Noise in HVAC Systems

1. Types of Systems, Components and Sound Transmission Paths in HVAC Systems

2. Approach to Assessing Noise in HVAC Systems

3. Assignment Questions.html

2. HVAC Noise Sources

1. HVAC Noise Sources

2. Fan Noise

3. Packaged Airconditioning Units (PACs)

4. Fan Coil Units (FCUs)

5. Standby Generators

6. Chillers and Cooling Towers

7. Pumps and Boilers

8. Assignment Questions.html

3. HVAC Manufacturers Noise Data

1. Manufacturers Noise Data - Parameters

2. Describing Sound Sources

3. Manufacturers Noise Data Examples

4. Assignment Questions.html

4. Measuring HVAC System Noise

1. Measuring HVAC System Noise Levels

2. A-weighted Sound Pressure Level

3. NR and NC Curves

4. Assignment Questions.html

5. HVAC Noise Attenuating Elements

1. HVAC Noise Attenuating Elements

2. Attenuators (Silencers)

3. Acoustically Lined Ductwork

4.1 Plenum_attenuation.xlsx

4. Plenum Chambers

5. End Reflection

6. Assignment Questions.html

6. HVAC Branching Elements

1. Branching Elements

2. Assignment Questions.html

7. HVAC Noise Regeneration

1. Causes and Mechanisms of Regenerated Noise

2. Regenerated Noise from Attenuators

3. Regenerated Noise from Ductwork

4. Other System Elements

5. Maximum Allowable Air Flow Velocities

6. Fan and Ductwork Design - Best Practice Guidelines

7. Assignment Questions.html

8. HVAC Noise to Outdoors or within Rooms

1. Parameters that Affect Noise to Outdoors or Within Rooms

2. 5 Factors Affecting HVAC Noise to Outdoors and Calculation Methodology

3.1 Cooling Tower Outdoor Sound Calc.xlsx

3. Calculation Example - Sound Level to the Atmosphere

4. Calculations of HVAC Noise Within Rooms

5.1 HomeOfficeCalculation.xlsx

5. Example Calculation of HVAC Noise Within Rooms

6. Assignment Questions.html

9. Noise in Piped Services

1. Sources of Noise in Piped Services

2. Noise from Pumps

3. Turbulence and Thermal Effects

4. Assignment Questions.html

10. Mechanical Equipment Room Design

1. Airborne and Structureborne Sound

2. Equipment Room Location

3. Wall Constructions

4. Floor Constructions

5. Roof Constructions

6. Door Constructions

7. Assignment Questions.html

11. HVAC System Noise Calculations

1. Review of the Approach to Calculations

2.1 FCU calc example.xlsx

2. Case Study and Calculation Example

3.1 HVAC Exercise Calculation Answers.xlsx

3.2 HVAC Exercise Template for Calculation.xlsx

3.3 HVAC Exercise.pdf

3. Calculation Exercise Download Mechanical Services System Calculation.html

4. Assignment Questions.html

12. HVAC Noise Tips for Construction and Commissioning Stage

1. On Site Installation Guidance

2.1 Listen for Noise Issues Guide.pdf

2.2 Octave Band Survey Sheet.xls

2.3 Survey Sheet.xls

2. System Commissioning and Acoustic Testing

3. Assignment Questions.html

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تولید کننده: Udemy-Training