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Analysis on Noise of Train Passing the Turnout at Low Speed

MA Long,ZHOU Tie-jun,XIE Han-sheng(Energy Saving & Environmental Protection & Occupational Safety and Health Research Institute,China Academy of Railway Sciences,Beijing 100081,China)  
According the test result of near field when train passing the turnout at low speed,analyzed that the noise is higher when train passing the turnout than the beeline track.When the train passing the turnout,the noise is produced by the attrition and strike between wheel and track.
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