基于嵌入式多参量传感器的智能轴承.pdf

邵毅敏涂文兵周晓君葛亮

重庆大学机械传动国家重点实验室,重庆,400030

:提出了一种新的基于嵌入式多参量传感器的智能轴承结构多参量复合传感器包括2个

微振动加速度传感器2个微转速传感器和2个微温度传感器通过轴承外圈上的槽式结构,将

复合传感器与轴承端面进行嵌入式结合,实现对轴承运转过程中水平和垂直地面两方向的振动信号轴

承转速信号内圈(轴)和外圈温度信号的采集对其原理样机进行了实验验证,验证结果表明,该智能

轴承监测参数准确,其参数监测和故障诊断能力较传统的方式更具优越性

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:TH113:1004132X(2010)21252705

SmartBearingBasedonEmbeddedMulti-parameterSensors

ShaoYiminTuWenbingZhouXiaojuneLiang

StateKeyLaboratoryofMechanicalTransmission,ChongqingUniversity,Chongqing,400030

Abstract:Anewsmartbearingbasedontheembeddedmulti-parametersensorswasproposed

herein,whichwastheintegrationoftwoaccelerometersensors,tworotationalspeedsensorsandtwo

temperaturesensorsonthebearing.Itcanmonitorthehorizontalandverticalvibrationsofthebear

ing,andalsothespeedandthetemperature.Anewconjunctivestructureofthecompoundsensorand

thebearingwasdeveloped,whichintegratedcompoundsensorintobearingbyagroovemanufactured

onouterracewayofthebearing.Theprincipleprototypeofsmartbearingtestrigwasalsodeveloped

totestandverifytheperformanceofthesmartbearing,andtheresultsshowtheperformanceadvan

tagewhenusingthesmartbearingtodoconditionmonitoring.

Keywords:smartbearing;embeddedsensor;multi-parameter;faultdiagnosis

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