Measuring Vibration [Bruel & Kjaer] on *FREE* shipping on qualifying offers. , 3. The Brüel & Kjær Mission. We help our customers measure and manage the quality of sound and vibration in their products and in the. Brüel & Kjær produces the world’s most accurate and advanced technology for measuring and managing the quality of sound and vibration. Brüel & Kjær.
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Bruel & Kjaer Sound & Vibration Measurement A/S | ACI EUROPE
The relevant studies and standards are based only on the estimation of vibration energy with a frequency weighting function applied and often do not take into account the amount of temporal variation. While the on-road subjective assessment brurl more realistic ratings of seat vibration quality, it is not cost-effective and does not provide the subjects with the possibility of back-to-back comparisons, that is, comparing two or more different seats, one after another, within the same experimental session.
In order to efficiently evaluate seats in terms of vibration ride, an objective algorithm that can predict the subjective perception of seat vibration is required. Subscribe to Waves and get the stories from the world of sound and vibration.
But how do we test the overall comfort quality of seats? Subscribe to Waves and get the stories from the world of sound and vibration Get Waves directly in your inbox Industry innovation Customer case studies.
A long commute is often stressful and vibratoon, so comfortable seating becomes increasingly important for drivers as well as passengers.
Measuring vibration characteristics in seating
The design of a comfortable seat is, therefore, paramount, as it is a means of reducing the vibration excitation affecting drivers and passengers. Read more about cookies. Many studies have been done to predict the subjective perception of riding vibration comfort.
Vibration induced by powertrain, ancillaries and road can dramatically affect how passengers judge the quality of the ride. Get Waves directly in your inbox. A measuribg and pleasant ride is an important factor for drivers and passengers alike when they decide which vehicle to buy.
Brüel & Kjær Sound & Vibration – Spectris
Vibration Roughness explained our subjective data better than the traditional kkaer using only vibration energy, and the predicted results were less affected by the sensor locations and directions.