团体标准 T/WLJC100－2021 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 机床降噪设计指南 低噪声机床设计方法 Machinetoolnoisereductiondesignguide Lownoisemachinetooldesignmethod 2021－01－18发布 2021－02－08实施 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 温岭市机床装备行业协会发布ICS25.080.10 J53 全国团体标准信息平台 全国团体标准信息平台 T/WLJC100－2021 I目次 前言...................................................................................................................................................III 引言....................................................................................................................................................V 1范围...............................................................................................................................................1 2规范性引用文件...........................................................................................................................1 3系统化设计的噪声控制方法.......................................................................................................1 3.1设计流程各阶段.................................................................................................................1 3.2噪声控制设计指标............................................................................................................2 3.3噪声控制需求信息表........................................................................................................3 4机床声学建模...............................................................................................................................5 4.1机床声音的基本模型........................................................................................................5 4.2机床声音的传播机制........................................................................................................7 4.3声学建模的一般程序........................................................................................................7 4.4减速器声学建模示例........................................................................................................7 4.5动力机组声学建模示例..................................................................................................10 5噪声测量分析.............................................................................................................................13 5.1概述...................................................................................................................................13 5.2内部声源测量分析..........................................................................................................13 5.3传递路径测量分析..........................................................................................................14 5.4声辐射测量分析...............................................................................................................15 5.5噪声测量后的评估..........................................................................................................15 6噪声计算分析.............................................................................................................................15 6.1概述...................................................................................................................................15 6.2确定性方法.......................................................................................................................16 6.3统计方法...........................................................................................................................16 6.4计算方法的适用性..........................................................................................................16 7流体声的噪声控制措施.............................................................................................................17 7.1流体动力噪声产生..........................................................................................................17 7.1.1基本模型声源.......................................................................................................17 7.1.2主要参量的影响..................................................................................................18 7.1.3空化