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Performance assessment of the rotational speed measurement system based on a single electrostatic sensor

  • Lijuan Wang
  • , Yong Yan
  • , Yonghui Hu
  • , Xiangchen Qian
  • North China Electric Power University
  • University of Kent

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Rotational speed is a key parameter for condition monitoring and control of rotating devices in many industries. This paper presents a novel measurement technique using a single electrostatic sensor coupled with autocorrelation signal processing algorithms. The characteristics of the electrostatic sensor are analyzed through Finite Element Modeling. Experimentation based performance assessment of the system for the speed measurement of shafts made of different materials, including polytetrafluoroethylene (PTFE), polyvinyl chloride (PVC) and polyamide (PA) is reported. Effect of the size of the shaft is observed and quantified. Experimental results obtained on an experimental test rig suggest the measurement system is capable of producing repeatable rotational speed measurement with a maximum error of ±0.5% over the speed range of 600 to 3000 RPM (revolution per minute). The system performs better under the conditions of higher rotational speed and larger rotors.

Original languageEnglish
Title of host publication2014 IEEE International Instrumentation and Measurement Technology Conference
Subtitle of host publicationInstrumentation and Measurement for Sustainable Development, I2MTC 2014 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages135-138
Number of pages4
ISBN (Print)9781467363853
DOIs
StatePublished - 2014
Externally publishedYes
Event2014 IEEE International Instrumentation and Measurement Technology Conference: Instrumentation and Measurement for Sustainable Development, I2MTC 2014 - Montevideo, Uruguay
Duration: 12 May 2014 → 15 May 2014

Publication series

NameConference Record - IEEE Instrumentation and Measurement Technology Conference
ISSN (Print)1091-5281

Conference

Conference2014 IEEE International Instrumentation and Measurement Technology Conference: Instrumentation and Measurement for Sustainable Development, I2MTC 2014
Country/TerritoryUruguay
CityMontevideo
Period12/05/14 → 15/05/14

Keywords

  • autocorrelation
  • electrostatic sensor
  • measurement
  • performance analysis
  • rotational speed

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