| 固体火箭发动机地面试验的噪声测试分析(英文) |
| |
| 引用本文： | 刘兵,孙超,苏帅,张平.固体火箭发动机地面试验的噪声测试分析(英文)[J].固体火箭技术,2009,32(2). |
| |
| 作者姓名： | 刘兵 孙超 苏帅 张平 |
| |
| 作者单位： | 1. 西北工业大学声学工程研究所,西安,710072
2. 中国航天科技集团公司四院401所,西安,710025 |
| |
| 摘 要： | 利用噪声测试系统,对某型号固体火箭发动机地面试验所产生的噪声进行了测量,对所测得的噪声信号进行了频谱分析,提出了一种适用于固体火箭发动机试验的噪声测试方法,并介绍了该噪声测试系统的原理和各组成部分的功能.研究了固体火箭发动机地面试验噪声产生的机理及时域、频域特性,对固体火箭发动机的设计改进和地面试验的降噪措施有一定参考价值.
|
| 关 键 词： | 固体火箭发动机 噪声测试 频谱分析 |
Noise measuring analysis on the ground test of solid rocket motor |
| |
| LIU Bing,SUN Chao,SU Shuai,ZHANG Ping.Noise measuring analysis on the ground test of solid rocket motor[J].Journal of Solid Rocket Technology,2009,32(2). |
| |
| Authors: | LIU Bing SUN Chao SU Shuai ZHANG Ping |
| |
| Institution: | LIU Bing~(1,2),SUN Chao~1,SU Shuai~1,ZHANG Ping~2 (1.Institute of Acoustic Engineering,Northwestern Polytechnical University,Xian 710072,China,2.The 401st Institute of the Fourth Academy of CASC,Xi'an 710025,China) |
| |
| Abstract: | The noise was measured on the ground test of solid rocket motor by using the noise testing system.The measured signals were analyzed in terms of amplitude spectrum.A noise testing method of solid rocket motor was proposed.Principle and function of the each part of the noise testing system were introduced,then the noise mechanism and characteristics of time-domain and frequency-domain were researched.The valuable conclusion was obtained to improve the ability of solid rocket motor design and help to reduce t... |
| |
| Keywords: | solid rocket motor noise measuring spectrum analysis |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
