Rotational speed measurement based on Avago ADNS-9800 Laser Mouse Sensor

Cheng Liu, Yanan Xu, Ji Gou Liu, Hui Sun, Ralph Kennel

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

In this paper, a rotational speed measuring system is proposed on the basis of a laser mouse sensor. The rotational speed of a motor can be determined by measuring the air gap change of a target disc mounted on the motor shaft with the laser mouse sensor ADNS-9800 of Ava-go / PixArt. By applying a Fast Fourier Transform algorithm, the fundamental frequency of the sampled data from the sensor can be extracted, which is directly proportional to the rotational speed. With this method, a measuring accuracy of 0.5% in speed range from 50 RPM to 6000 RPM can be achieved.

Original languageEnglish
Title of host publicationPCIM Europe 2016; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1248-1252
Number of pages5
ISBN (Electronic)9783800741861
StatePublished - 2016
Event2016 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2016 - Nuremberg, Germany
Duration: 10 May 201612 May 2016

Publication series

NamePCIM Europe 2016; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management

Conference

Conference2016 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2016
Country/TerritoryGermany
CityNuremberg
Period10/05/1612/05/16

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