Article(id=1149742080790016595, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149742076708962589, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2024.05.010, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1703001600000, receivedDateStr=2023-12-20, revisedDate=1715788800000, revisedDateStr=2024-05-16, acceptedDate=null, acceptedDateStr=null, onlineDate=1752049473235, onlineDateStr=2025-07-09, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752049473235, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752049473235, creator=13701087609, updateTime=1752049473235, updator=13701087609, issue=Issue{id=1149742076708962589, tenantId=1146029695717560320, journalId=1146123302524792850, year='2024', volume='37', issue='5', pageStart='1', pageEnd='143', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1752049472262, creator=13701087609, updateTime=1753780124752, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1157000959420354689, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149742076708962589, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1157000959420354690, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149742076708962589, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=61, endPage=67, ext={EN=ArticleExt(id=1149742081003926100, articleId=1149742080790016595, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Noise Reduction Effectiveness of Diffusion Type Sound Barriers in Metro Access Lines, columnId=1152669335454658940, journalTitle=Urban Rapid Rail Transit, columnName=Academic Discussion, runingTitle=null, highlight=null, articleAbstract=
Concerning the noise pollution caused by the operation of the ground line of urban rail transit, the access line of the Zhongzhou Avenue depot in Zhengzhou Metro Line 5 is taken as an engineering example. The noise is tested in situ before and after the installation of sound barriers, and the noise reduction process is simulated with Virtual Lab software. The simulation results are in good agreement with the tested sound pressure level changing with the sound source frequency, and the accuracy of the acoustic simulation model and calculation method is verified. The insertion loss of sound pressure level is adopted to characterize the noise reduction effectiveness of the sound barrier, and further research are conducted on the noise reduction effectiveness of triangular wedge, QRD (Quadratic Residue Diffuser) sequence, PRD (Prime Root Diffuser) sequence and micro perforated panel PRD I composite sound barrier, and the results reveal that the wedge angle significantly impacts the noise reduction effectiveness of the triangular wedge sound barrier; greater irregularity enhances the diffusion effect for diffracted sound in PRD sound barriers, and PRD sound barriers exhibit better noise reduction effectiveness than QRD sound barriers; the overall noise reduction effectiveness of PRD type I sound barrier is slightly higher than that of PRD type II sound barrier, to reduce appropriately the design frequency of the diffusion body, increase the order, and expand the slot width can advance the noise reduction performance of the PRD type I sound barrier; to add micro perforated plate resonance sound absorption structure in the diffuser end groove of micro perforated panel PRD I composite can further improve the noise reduction of the end structure of diffuser, which would have an ideal application prospect for improving the noise environment of metro access lines.
, correspAuthors=Ping XU, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Ping XU, Xuanqi DU, Kuang HE, Yanfeng YANG, Xiangming LIU), CN=ArticleExt(id=1149742094878683136, articleId=1149742080790016595, tenantId=1146029695717560320, journalId=1146123302524792850, language=CN, title=地铁出入线扩散体型声屏障降噪效果研究, columnId=1152669335668568445, journalTitle=都市快轨交通, columnName=学术探讨, runingTitle=null, highlight=null, articleAbstract=
针对城市轨道交通地上线运营引起的噪声污染问题,以郑州地铁5号线中州大道车辆段出入线为工程实例,对加装声屏障前后的噪声进行现场测试,采用Virtual Lab 软件对声屏障的降噪过程进行仿真模拟,仿真模拟与实测声压级随声源频率的变化曲线具有较好的吻合性,验证了声学仿真模型与计算方法的准确性。采用声压级插入损失表征声屏障的降噪效果,进一步研究三角尖劈型、QRD序列和PRD序列、微穿孔板PRDI型复合结构等类型声屏障的降噪效果。结果表明:尖劈角度对三角尖劈型声屏障降噪效果的影响较为显著;较高不规则度有利于提高 PRD 型声屏障对绕射声的扩散作用,降噪效果比QRD 型声屏障更佳;PRDI型声屏障的整体降噪效果略高于PRD II型声屏障,主要是因为原根不同引起槽深排列方式的差异,最终导致了噪声的传播路径和声程的差异。适当降低扩散体设计频率f、增加阶数 N、扩大槽宽w均能提升 PRD I型声屏障的降噪效果。在微穿孔板PRDI型复合声屏障扩散体端部凹槽中附加声阻抗频谱模拟了微穿孔板PRDI型复合声屏障的吸声和扩散性能,在20~1000Hz的整个声源频率范围内,微穿孔板PRDI型复合声屏障的平均插入损失相较于直立型声屏障增加6.13 dB,增幅68.50%,通过在扩散体端部凹槽中添加微穿孔板共振吸音结构,能进一步增大扩散体端部结构所带来的降噪增益,对改善地铁出入线噪声环境具有理想的应用前景。
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现场实测与仿真模拟的声压级对比, figureFileSmall=Y8MjCh2cKKyHXGOZNFLTkQ==, figureFileBig=nEAEgc6Vx0GNmdZPCSodVg==, tableContent=null), ArticleFig(id=1154000606646751235, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 5, caption=
Triangular wedge-type sound barrier, figureFileSmall=un06jhUkS8PB0ThXdHoZBA==, figureFileBig=T1z9FMI3hIdHIM/otnimXg==, tableContent=null), ArticleFig(id=1154000606692888582, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 5, caption=
三角尖劈型声屏障, figureFileSmall=un06jhUkS8PB0ThXdHoZBA==, figureFileBig=T1z9FMI3hIdHIM/otnimXg==, tableContent=null), ArticleFig(id=1154000606759997449, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 6, caption=
Comparison of insertion loss of triangle-shaped sound barrier with different $s$, figureFileSmall=7Gi4qQv0st2sZY9q3+hALg==, figureFileBig=CcN8X1fWG3p2/w+A/g95Ug==, tableContent=null), ArticleFig(id=1154000606831300618, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 6, caption=
不同 $s$ 的三角尖劈型声屏障插入损失对比, figureFileSmall=7Gi4qQv0st2sZY9q3+hALg==, figureFileBig=CcN8X1fWG3p2/w+A/g95Ug==, tableContent=null), ArticleFig(id=1154000606885826573, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 7, caption=
Comparison of insertion loss of triangle-shaped sound barrier with different $\alpha$, figureFileSmall=d/KAp0nbYIYl4YDgNR6b3Q==, figureFileBig=/6y13kLgAE2Z3CbiPNXQTA==, tableContent=null), ArticleFig(id=1154000606986489871, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 7, caption=
不同 $\alpha$ 的三角尖劈型声屏障插入损失对比, figureFileSmall=d/KAp0nbYIYl4YDgNR6b3Q==, figureFileBig=/6y13kLgAE2Z3CbiPNXQTA==, tableContent=null), ArticleFig(id=1154000607061987345, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 8, caption=
QRD sound barrier, figureFileSmall=2mgZTFc0PalhYBXk+duxjg==, figureFileBig=o8L4AXHtd2KLG/aov75e1w==, tableContent=null), ArticleFig(id=1154000607179427860, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 8, caption=
QRD型声屏障, figureFileSmall=2mgZTFc0PalhYBXk+duxjg==, figureFileBig=o8L4AXHtd2KLG/aov75e1w==, tableContent=null), ArticleFig(id=1154000607267508246, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 9, caption=
Insertion loss comparison of diffuser end structure sound barrier with different ${S}_{n}$, figureFileSmall=i7nvoROtOyItNw2yC3m/kQ==, figureFileBig=GykkoWdMhm3zUTftfObMwg==, tableContent=null), ArticleFig(id=1154000607326228504, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 9, caption=
不同 ${S}_{n}$ 的扩散体端部结构声屏障插入损失对比, figureFileSmall=i7nvoROtOyItNw2yC3m/kQ==, figureFileBig=GykkoWdMhm3zUTftfObMwg==, tableContent=null), ArticleFig(id=1154000607389143066, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 10, caption=
Insertion loss comparison of PRD structural sound barrier with different $N$, figureFileSmall=Yl9zLcUF1+oybuAaK2qpSQ==, figureFileBig=CN/17gZlg6U6cXpA+w0Bow==, tableContent=null), ArticleFig(id=1154000607443669021, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 10, caption=
不同 $N$ 的 PRD 型声屏障插入损失对比, figureFileSmall=Yl9zLcUF1+oybuAaK2qpSQ==, figureFileBig=CN/17gZlg6U6cXpA+w0Bow==, tableContent=null), ArticleFig(id=1154000607523360799, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 11, caption=
Insertion loss comparison of PRD I structural sound barrier with different ${f}_{r}$, figureFileSmall=umBPS9VUuuKnAkORNit+/w==, figureFileBig=nMtl1i3E+g6lhm843Vbq9A==, tableContent=null), ArticleFig(id=1154000607586275362, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 11, caption=
不同 ${f}_{r}$ 的 PRD I 型声屏障插入损失对比, figureFileSmall=umBPS9VUuuKnAkORNit+/w==, figureFileBig=nMtl1i3E+g6lhm843Vbq9A==, tableContent=null), ArticleFig(id=1154000607640801317, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 12, caption=
Insertion loss comparison of PRD I structural sound barrier with different $w$, figureFileSmall=IBsYD8KQRXPiGr22hb974Q==, figureFileBig=/ieme4RqRuNO3fiKOph+nQ==, tableContent=null), ArticleFig(id=1154000607724687400, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 12, caption=
不同 $w$ 的 PRD I 型声屏障插入损失对比, figureFileSmall=IBsYD8KQRXPiGr22hb974Q==, figureFileBig=/ieme4RqRuNO3fiKOph+nQ==, tableContent=null), ArticleFig(id=1154000607783407658, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 13, caption=
Micro-perforated panel - PRD I composite sound barrier, figureFileSmall=nQ/cYMrK7d1MuXsKYfiFgA==, figureFileBig=7HOujC0u9Udg0dxxluyWVw==, tableContent=null), ArticleFig(id=1154000607854710828, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 13, caption=
微穿孔板-PRD I 型复合声屏障, figureFileSmall=nQ/cYMrK7d1MuXsKYfiFgA==, figureFileBig=7HOujC0u9Udg0dxxluyWVw==, tableContent=null), ArticleFig(id=1154000607909236783, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Figure 14, caption=
Insertion loss comparison of the micro-perforated panel - PRD I composite sound barrier, figureFileSmall=Q40SpltvnB0ZasO3reVASw==, figureFileBig=uCaqIySp+n+syZke/wzT2w==, tableContent=null), ArticleFig(id=1154000607972151346, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=图 14, caption=
微穿孔板-PRD I 型复合声屏障插入损失对比, figureFileSmall=Q40SpltvnB0ZasO3reVASw==, figureFileBig=uCaqIySp+n+syZke/wzT2w==, tableContent=null), ArticleFig(id=1154000608039260213, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 1, caption=
Insertion loss of triangular wedge sound barrier dB, figureFileSmall=null, figureFileBig=null, tableContent=
| 尖劈型声屏障参数 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| $s = {0.5}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 11.68 | 2.73 |
| $s = {0.75}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 11.23 | 2.28 |
| $s = {1.0}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 10.99 | 2.04 |
| $s = {0.5}\mathrm{\;m},\alpha = {30}^{ \circ }$ | 10.45 | 1.50 |
| $s = {0.5}\mathrm{\;m},\alpha = {60}^{ \circ }$ | 12.53 | 3.58 |
), ArticleFig(id=1154000608102174776, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 1, caption=
三角尖劈型声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 尖劈型声屏障参数 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| $s = {0.5}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 11.68 | 2.73 |
| $s = {0.75}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 11.23 | 2.28 |
| $s = {1.0}\mathrm{\;m},\alpha = {45}^{ \circ }$ | 10.99 | 2.04 |
| $s = {0.5}\mathrm{\;m},\alpha = {30}^{ \circ }$ | 10.45 | 1.50 |
| $s = {0.5}\mathrm{\;m},\alpha = {60}^{ \circ }$ | 12.53 | 3.58 |
), ArticleFig(id=1154000608160895035, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 2, caption=
Insertion loss of diffuser end structure sound barrier with different ${S}_{n}$ dB, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体端部结构声屏障 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| QRD | 12.37 | 3.42 |
| PRD I | 13.24 | 4.29 |
| PRD II | 12.91 | 3.96 |
), ArticleFig(id=1154000608215420990, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 2, caption=
不同 ${S}_{n}$ 的扩散体端部结构声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体端部结构声屏障 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| QRD | 12.37 | 3.42 |
| PRD I | 13.24 | 4.29 |
| PRD II | 12.91 | 3.96 |
), ArticleFig(id=1154000608290918465, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 3, caption=
Insertion loss of PRD structural sound barrier with different $N$ dB, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体阶数 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| $N = 3, r = 2$ | 10.67 | 1.72 |
| $N = 5, r = 2$ | 11.78 | 2.83 |
| $N = 5, r = 3$ | 11.74 | 2.79 |
| $N = 7, r = 3$ | 13.23 | 4.28 |
| $N = 7, r = 5$ | 12.91 | 3.96 |
), ArticleFig(id=1154000608345444420, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 3, caption=
不同 $N$ 的 PRD 型声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体阶数 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| $N = 3, r = 2$ | 10.67 | 1.72 |
| $N = 5, r = 2$ | 11.78 | 2.83 |
| $N = 5, r = 3$ | 11.74 | 2.79 |
| $N = 7, r = 3$ | 13.23 | 4.28 |
| $N = 7, r = 5$ | 12.91 | 3.96 |
), ArticleFig(id=1154000608404164679, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 4, caption=
Insertion loss of PRD I structural sound barrier with different ${f}_{r}$ dB, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体设计频率 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| ${400}\mathrm{\;{Hz}}$ | 13.23 | 4.28 |
| ${600}\mathrm{\;{Hz}}$ | 12.70 | 3.75 |
| ${800}\mathrm{\;{Hz}}$ | 11.64 | 2.69 |
| 1000 Hz | 11.47 | 2.52 |
), ArticleFig(id=1154000608475467849, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 4, caption=
不同 ${f}_{r}$ 的 PRD I 型声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体设计频率 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| ${400}\mathrm{\;{Hz}}$ | 13.23 | 4.28 |
| ${600}\mathrm{\;{Hz}}$ | 12.70 | 3.75 |
| ${800}\mathrm{\;{Hz}}$ | 11.64 | 2.69 |
| 1000 Hz | 11.47 | 2.52 |
), ArticleFig(id=1154000608534188107, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 5, caption=
Insertion loss of PRD I structural sound barrier with different $w$ dB, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体槽宽 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| 8 cm | 12.46 | 3.51 |
| 10 cm | 12.90 | 3.95 |
| 12 cm | 13.23 | 4.28 |
), ArticleFig(id=1154000608584519757, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 5, caption=
不同 $w$ 的 PRD I 型声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 扩散体槽宽 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| 8 cm | 12.46 | 3.51 |
| 10 cm | 12.90 | 3.95 |
| 12 cm | 13.23 | 4.28 |
), ArticleFig(id=1154000608660017231, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=EN, label=Table 6, caption=
Insertion loss of micro-perforated panel - PRD I composite sound barrier, figureFileSmall=null, figureFileBig=null, tableContent=
| 声屏障类型 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| PRD I 型 | 13.24 | 4.29 |
| 微穿孔板-PRD I 型复合结构 | 15.08 | 6.13 |
), ArticleFig(id=1154000608727126096, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742080790016595, language=CN, label=表 6, caption=
微穿孔板-PRD I 型复合声屏障插入损失, figureFileSmall=null, figureFileBig=null, tableContent=
| 声屏障类型 | 均值 | 增量 |
| 直立型 | 8.95 | - |
| PRD I 型 | 13.24 | 4.29 |
| 微穿孔板-PRD I 型复合结构 | 15.08 | 6.13 |
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