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Building Acoustics
There are two main issues that make up the architectural acoustic design. The first of these is "Building Acoustics" and the second is "Volume Acoustics".
building acoustics; It is the branch of acoustics that examines the ways in which the sounds born inside or outside the building pass and spread to the parts of the building, and includes the precautions to be taken to prevent them from passing and spreading. The subject of building acoustics is also divided into two separate disciplines. These disciplines are as follows:
- Noise Control
- Vibration Control
The subject of noise control is also examined under two sub-titles presented below:
- Airborne Noise Control (Sound Insulation)
- Solid Inherent Noise Control (Impact Noise Isolation)
Airborne noise control, the neighborhood relations of different functional volumes in the building and the external environment and/or user-induced noises in these volumes, and mechanical and electrical building service equipment (air conditioning plants, pumps, hydrophores) inside and/or outside the building and serving the building. , heat exchangers, exhaust fans, generators, chiller chillers, cooling towers, etc.) as well as mechanical and electrical equipment (ventilation ducts, heating – cooling pipes, exhaust pipes, plumbing pipes, electrical pans, electrical cables, etc.). In this context, the sound insulation values ??that should be provided for building elements (wall, ceiling, floor) and building components (door, window, curtain wall, composite facade, etc.) are in accordance with domestic and international standards and regulations. containing the details necessary to determine and provide these values, and It is the subject of acoustic control that creates, monitors the applications made and will be done, measures and reports when necessary, and develops improvement suggestions when necessary. Building envelope and façade acoustic consultancy are also included in this lane.
Impact sound occurs when an object hits another object. Examples of impact noise are the sound of heels from the users upstairs, the sound of a bouncing ball, the sound of tables or chairs being pulled from one place to another. Impact sound is not airborne in the building, but non-airborne, especially solid building elements (wall, floor, etc.), emitted and predominantly user-induced sounds. If no precautions are taken on the floors, it can increase its effect by spreading to the walls sitting on the floor. In this context, solid-borne noise control examines the vertical neighborhood relations of the different functional volumes in the building with each other, and the quality and quantity of the impact noises that occur in these volumes, and in this context, determining the impact noise insulation values ??that must be provided for the floors, in accordance with domestic and international standards and regulations, and providing these values. It is the subject of acoustic control, which includes and creates the necessary details for the application, inspects the applications to be made, measures and reports when necessary, and develops improvement suggestions when necessary.
Vibration is again a solid-born, that is, structural noise. However, since there is no user-induced noise, it is evaluated in a different lane with impact noise. Vibration control, especially from mechanical and electrical building service equipment (air handling units, pumps, pressure boosters, heat exchangers, exhaust fans, generators, chiller chillers, cooling towers, etc.) located inside and/or outside the building and serving the building, and in addition to this. examines vibrations originating from mechanical and electrical equipment (ventilation ducts, heating - cooling pipes, exhaust pipes, installation pipes, electrical pans, electrical cables, etc.) and includes and creates solutions to isolate these vibrations, inspects the applications to be made and, when necessary, measures and evaluates them. It is the subject of acoustic control that reports and develops improvement suggestions when necessary.
In terms of acoustic comfort, the most important goal of building acoustics is to reach the background noise levels required by international and local regulations for all volumes with different functions.
As MEA Acoustic Consulting, we share with our customers all our knowledge and experience that we have gained from our domestic and international projects on noise and vibration control in the context of building acoustics consultancy. We use the following methods to ensure optimum acoustic comfort:
- Preparation of acoustic projects
- Creating acoustic calculation and simulation reports
- Development of viable and cost-effective system detail solutions
- Presentation of acoustic design reports
- Checking the shop drawings
- Field application controls
- Measurement of acoustic materials and acoustic systems in accredited laboratories
- Making and reporting acoustic field measurements with professional equipment