Rapid prediction method for sound reduction index of vertical sound barrier and application of rapid prediction method

The invention belongs to the technical field of sound barrier sound reduction index rapid prediction, particularly belongs to the technical field of sound barrier sound reduction index rapid prediction applied to a traffic system, and particularly relates to a vertical sound barrier sound reduction...

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Hauptverfasser:	HE BIN, SONG ZHENAN, CHANG LIANG, WANG SHAOLIN, TAN XINYU, LIU JIZHAO, HU XUHONG, HU WENLIN, HAN JIAQI, CHEN JIANGXUE, JIANG BOLONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTEDFOR SPECIFIC APPLICATION FIELDS PHYSICS
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creator	HE BIN SONG ZHENAN CHANG LIANG WANG SHAOLIN TAN XINYU LIU JIZHAO HU XUHONG HU WENLIN HAN JIAQI CHEN JIANGXUE JIANG BOLONG
description	The invention belongs to the technical field of sound barrier sound reduction index rapid prediction, particularly belongs to the technical field of sound barrier sound reduction index rapid prediction applied to a traffic system, and particularly relates to a vertical sound barrier sound reduction index rapid prediction method and application thereof, and the method comprises the following specific steps: S1, determining geometric parameters and structural characteristics of a vertical sound barrier; s2, determining the frequency range of sound reduction index calculation, and calculating the maximum spanwise distance between the sound production room and the receiving room according to a formula; s3, establishing a vertical sound barrier model, a sound production chamber model and a receiving chamber model; s4, setting random plane waves at the entrance of the sound production chamber, and starting calculation; s5, after calculation is completed, the average sound intensity of the cross sections, close to t
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subjects	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTEDFOR SPECIFIC APPLICATION FIELDS PHYSICS
title	Rapid prediction method for sound reduction index of vertical sound barrier and application of rapid prediction method
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