The Comparison Research on Windows Sound Insulation Against Road Traffic Noise

摘要

As the weak area of the residence envelope's, window's sound insulation is very important in the way of indoor quiet assurance. Base on the road traffic noise as sound sources, the sound insulation comparative studies is made between the insulating laminated glass and double insulated glass. The article choose two similar rooms near the gao erji road in dalian assembled with the different windows,one room's window was assembled with the insulating laminated glasses, and the other was assembled with double insulated glasses. Research shows that sound insulation effect of the wall with insulating laminated glass is better than the wall with double insulated glass 4dB.