sound insulation
Mantle for sound insulation.
... of sound housing units - assessment and verification procedure in place" standard establishes, on the other hand, the procedure for assessment and verification in place of sound insulation of ...
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Impact sound insulation of flooring systems with polyurethane foam on concrete floors
... given in Table 7.1 was estimated using the standard deviation from the set of three tests with each foam. The error in each individual measurement, estimated as described in Chapter 4, was also included. It can be seen, ...
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Using elastic layers to improve sound insulation in volume based multi-storey lightweight buildings
... Lightweight buildings often suffer from poor sound insulation, especially at low frequencies. The volume technique in which sections are being assembled to form a complete building, are well suited for the ...
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Thermal and sound insulation performance assessment of vacuum insulated composite insulation panels for building façades
... Weighted sound reduction value and weight comparison of vacuum insulated CIPs are shown in Figure ...weighted sound reduction index increase of only 3 dB is approximately 3dB lower than what would be ...
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An extended transfer matrix model for the sound insulation of dual leaf structures with corrugated panels and structural connections
... the sound insulation characteristics of corrugated dual leaf roofs, with applicability to multi-layered building elements more ...laboratory sound transmission loss ...
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Effect of Glass-Beads on Sound Insulation Properties of Nonwoven Fabrics
... important sound absorption materials used by the automotive and building ...the sound insulation and absorption properties is the surface ...200%. Sound insulation of glass bead ...
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Neopor. Impact-sound Insulation. BASF Plastics key to your success. Expandable Polystyrene (EPS)
... The impact-sound muffling effect of single- shell floors, for instance, a solid floor, increases as a function of its weight and flexural strength. Adequate impact-sound insulation could be achieved ...
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Uncertainty associated with the measurement of airborne sound insulation in the field
... Firstly, the gauge (or measurement system) being assessed may provide less variable results on a particular “standard” part which is representative only of a middle range of performance than at the extremes of possible ...
342
Modelling the sound insulation of corrugated roof structures : an extended transfer matrix approach
... most sound insulation measurements, though they are artificial in that they only affect the incident and transmitted fields as opposed to the vibration of the structure ...
282
Investigation of sound insulation for a Supply Air Window field measurements and occupant response
... The Danish Environmental Protection Agency’s guideline from 2007 “Noise from roads” introduces noise limits with open windows for certain situations. With a moderate/high outdoor noise level from traffic, railway or ...
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Living with helicopter noise : evaluating sound insulation techniques for domestic dwellings using real helicopters
... enhanced sound insulation properties. Traditional sound insulation schemes near airports have been aimed at reducing noise from large passenger jets or fast jets at military airfields, not ...
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Airborne sound insulation in terms of a loudness model
... the sound pressure level in combination with the weighting by introducing the specific fluctuation strength leads to a detailed measure of an airborne sound insulation in the frequency ...airborne ...
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Under-Screed Impact Sound Insulation
... impact sound insulation that is incorporated into the building structure is only possible under fl oating screeds or the installation mortar of vibrated fl ...mandatory sound-insulating measures must ...
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Evaluation of the Floor Impact Sound Insulation Performance of a Voided Slab System Applied to a High-Rise Commercial Residential-Complex Building
... the sound insulation performance of voided slabs were conducted in Japan in the ...the sound insulation performance of voided slabs, as applied to apartment housing, have been conducted by the ...
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Advancements in Sound Reflection and Airborne Sound Insulation Measurement on Noise Barriers
... of sound reflection and airborne sound insulation characteristics of a noise barrier in Europe are currently performed following the CEN/TS 1793-5 European standard guidelines (last revision ...
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ACRP REPORT 105. Guidelines for Ensuring Longevity in Airport Sound Insulation Programs AIRPORT COOPERATIVE RESEARCH PROGRAM
... Details are part of the graphic portion of contract docu- ments and show small parts of design on a larger scale to indi- cate how components and parts are connected. Details enable contractors to construct an item as ...
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Study the Sound Insulation of Elastically Restrained Panel
... a sound insulation panel often requires a standard measurement suite consisting two rooms connected via a window onto which the panel is ...the sound source(s), the installment of the panels, ...the ...
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Low frequencies sound insulation in dwellings
... MODELLING THE ACOUSTICAL AND STRUCTURAL FIELDS To estimate the sound transmission between two rooms, the pressure field in each room and the vibrational velocity of the party wall has to[r] ...
306
Sound insulation and vibration reduction of modified zinc roof using natural fiber ( arenga pinnata )
... Knowledge on acoustical materials is essential for the practicing noise control engineer. Without this knowledge, cost effective control of noise become more a matter of chance than of intelligent design. In this ...
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FIBRANgeo. Stonewool thermal insulation, sound insulation and fire protection products for building applications
... the insulation of all building elements, such as walls, floors, ceilings, roofs, terraces, building equipment, mechanical installations, sound insulating and passive fire prevention ...
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