Abstract
It is important to estimate precisely the sound pressure level distribution in a factory with machine tools and other sound sources. In a factory, the barrier is used as one of the means of soundproofing. In addition, the sound diffraction caused by the machine tools and tool cabinets, which act as substitutes for barriers in the factory, have a significant effect on the sound pressure level distribution. This paper deals with the simulation of the sound pressure level in a factory with barriers, which is analyzed with sound energy equations and the Monte Carlo method. Effects of diffraction caused by the barrier, working ratio, room constant, frequency, etc., on the sound pressure level are made clear.
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More From: TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C
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