| 压缩机机体声辐射与噪声预测 |
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| 引用本文： | 刘成武,江吉彬,黄键. 压缩机机体声辐射与噪声预测[J]. 机械设计, 2009, 26(7) |
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| 作者姓名： | 刘成武 江吉彬 黄键 |
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| 作者单位： | 福建工程学院机电及自动化工程系,福建,福州,350008;福建工程学院机电及自动化工程系,福建,福州,350008;福建工程学院机电及自动化工程系,福建,福州,350008 |
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| 基金项目： | 福建省科技厅青年人才基金,福建省教育厅科技项目 |
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| 摘 要： | 随着压缩杌技术水平的不断发展和性能指标的不断强化,压缩机的振动与噪声问题已经成为压缩机行业重要的研究课题.基于结构声辐射边界元理论,建立了压缩机机体声边界元模型,将有限元法和边界元法有机地结合起来,对机体辐射声场进行模拟计算分析,获得机体场点声压、声强、辐射声功率,以及辐射效率等声辐射特性参数,为机体的结构声学优化奠定了基础.
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| 关 键 词： | 机体 有限元法 边界元法 声辐射 |
Sound radiation and noise prediction of compressor bady |
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| LIU Cheng-wu,JIANG Ji-bin,HUANG Jian. Sound radiation and noise prediction of compressor bady[J]. Journal of Machine Design, 2009, 26(7) |
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| Authors: | LIU Cheng-wu JIANG Ji-bin HUANG Jian |
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| Affiliation: | Electro mechanical and Automation Department;Fujian University of technology;Fuzhou 350014;China |
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| Abstract: | Along with the unceasing development of compressor technological level and the continuous strengthening of performance indexes,the problems of vibration and noise of compressor have already been becoming an important research topic in the compressor industry.Basis on boundary element theory of acoustic radiation,the sound boundary element model of compressor body was established.Let the finite element method be combined organically with the boundary element method,the simulative calculational analysis was c... |
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| Keywords: | engine body finite element method boundary el-ement method acoustic radiation |
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