Acoustic Fundamentals for Solving Noise and Vibration Problems Web Seminar RePlay
This course will provide an introduction to the characteristics of sound waves, human perception of sound, sound and vibration measurements, measurement facilities, and various noise sources and noise control principles. It will include an overview of sound pressure, power, intensity, decibels, and frequencies. Practical examples will be used to familiarize participants with the acoustic fundamentals for solving noise and vibration problems and the associated solution principles.
Virtual Training nebo e-Learning?
Máme dostatečnou flexibilitu, takže vybírat můžete jak prezenční termíny, tak online kurzy.
Zkuste živý kurz virtuálněTarget group
This fundamental web seminar will be especially valuable for technical staff, engineers, and managers with limited experience in noise and vibration. It is designed to be suitable for all areas of the mobility industry. An Associate degree in the field of science or technology is recommended; BS degree is preferred.
What will you learn
- Discuss the differences of various acoustic terminologies that are important to solve noise and vibration problems
- Define a relationship between sound pressure, sound power, and sound intensity
- Associate decibel to both sound and vibration
- Prepare effective acoustic specifications encompassing all variables that affect noise and vibration
- Select correct instrumentation for noise and vibration measurements recognizing the challenges of measurements
- Define the source-path-receiver relationship
- Determine the steps of noise and vibration source identification process for a given application
- Employ different noise control options to address specific noise and vibration issues
Course structure
Session 1
- Introduction
- Waves
- Pressure, power, intensity
- Frequency
- Human perception of sound
- Decibels
- What is decibel
- Addition and subtraction of decibels
- Background noise
- Linear averaging/spatial averaging
- Frequency
- Frequency Analysis
- Linear and logarithmic frequency
- Filters
Session 2
- Human Perception of Sound
- Equal Loudness contours
- Frequency weighting of sound
- Loudness, loudness level, articulation index
- Instrumentation and Facilities
- Transducers
- Spectrum analyzers
- Anechoic/hemi-anechoic room
- Reverberation room
- Sound power measurements
- Source-path-receiver relationship
Session 3
- Various Noise Sources
- Product noise
- Community Noise
- Industrial noise
- Vehicle noise
- Aircraft noise
- Noise Control Principles
- Sound package materials
- Absorber, barrier, damper, isolator
- Mufflers, resonators
- Active and passive noise control
Materials Provided
- 90 days of online single-user access (from date of purchase)
- Six hours of instructor-delivered content
- Course workbook (downloadable, .pdf\’s)
- Online learning assessment
- Instructor follow up to your content question
- .6 CEUs* (upon completion of all course modules and satisfactory assessment score)
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Jsme vám k dispozici na telefonním čísle +420 222 553 101 vždy od pondělí do pátku: 9:00 - 17:00.
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