场地及测量次数对风力灭火机耳旁噪声测试结果的影响  

The Influence of Site and Measurement Times on the Test Results of Earside Noise of Wind Extinguishers

作　　者：佘光宇 李全罡 孙浩才 孟凡烨 SHE Guang-yu;LI Quan-gang;SUN Hao-cai;MENG Fan-ye(Harbin Institute of Forestry Machinery,National Forestry and Grassland Administration,Harbin 150086,China;Key Laboratory of Forestry Mechanical Engineering,National Forestry and Grassland Administration,Harbin 150086,China;Engineering Research Center of Forestry Equipment,National Forestry and Grassland Administration,Harbin 150086,China)

机构地区：[1]国家林业和草原局哈尔滨林业机械研究所,黑龙江哈尔滨150086 [2]国家林业和草原局林业机电工程重点实验室,黑龙江哈尔滨150086 [3]国家林业和草原局林业装备工程技术研究中心,黑龙江哈尔滨150086

出　　处：《林业机械与木工设备》2023年第5期62-65,73,共5页Forestry Machinery & Woodworking Equipment

摘　　要：为了提高便携式风力灭火机耳旁噪声测量结果的准确性,研究试验场地以及试验次数在便携式风力灭火机耳旁噪声的测定过程中对结果的影响,对通过改变单一变量的方式进行测量所得到的试验数据进行处理并对结果进行比对,分析得出试验变量对测量结果的影响。使今后对便携式风力灭火机试验测量的结果更加客观和准确。In order to improve the accuracy of the measurement results of ear side noise of portable wind fire extinguishers,the impact of the test site and number of tests on the results during the measurement process of ear side noise of portable wind fire extinguishers was studied.The test data obtained by changing a single variable was processed and compared,and the impact of test variables on the results was analyzed.To make the measurement results of portable wind fire extinguishers more objective and accurate in the future.

关 键 词：便携式风力灭火机 检测试验 耳旁噪声 

分 类 号：S776.294[农业科学—森林工程]