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오버헤드 교반기용 임펠러 종류의 자동 식별을 위한 자기장 신호의 디지털화

Digitalization of Analog Magnetic Field Signals for Automatic Discriminating Impeller Types of an Overhead Stirrer

Journal of the Korean Society for Precision Engineering 2019;36(11):1033-1038.
Published online: November 1, 2019

1 대구가톨릭대학교 기계자동차공학부

2 ㈜에이텍모터

1 School of Mechanical and Automotive Engineering, Daegu Catholic University

2 Ace-Technology Motor Inc.

#E-mail: gidkim@cu.ac.kr, TEL: +82-53-850-2724
• Received: June 27, 2019   • Revised: August 22, 2019   • Accepted: September 4, 2019

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

Citations to this article as recorded by  Crossref logo
  • A Study on Contactless Identification of Impellers Using a Digital Hall Sensor
    Ho-Cheol Lee
    Journal of the Korean Society of Manufacturing Process Engineers.2021; 20(12): 71.     CrossRef
  • Analysis of Effect of Stirring Process Conditions on Liquid Viscosity in an Overhead Stirrer
    Ho Cheol Lee, Gi Dae Kim
    Journal of the Korean Society for Precision Engineering.2020; 37(9): 659.     CrossRef

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Digitalization of Analog Magnetic Field Signals for Automatic Discriminating Impeller Types of an Overhead Stirrer
J. Korean Soc. Precis. Eng.. 2019;36(11):1033-1038.   Published online November 1, 2019
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Digitalization of Analog Magnetic Field Signals for Automatic Discriminating Impeller Types of an Overhead Stirrer
J. Korean Soc. Precis. Eng.. 2019;36(11):1033-1038.   Published online November 1, 2019
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Digitalization of Analog Magnetic Field Signals for Automatic Discriminating Impeller Types of an Overhead Stirrer
Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Overhead stirrer, impeller and blade
Fig. 2 Magnetic Hall sensor and permanent magnet for recognizing impeller type5 (Adapted from Ref. 5 on the basis of Open Access)
Fig. 3 Variation of maximum magnetic flux according to magnet length (Experiments vs. FEM simulation)5 (Adapted from Ref. 5 on the basis of Open Access)
Fig. 4 Digitalization of magnetic analog signal
Fig. 5 Variation of magnetic field according to number of NS-SN-arrayed magnets inside impeller
Fig. 6 Dimension of multiple magnets and direction of hall sensor for measurement of magnetic field
Fig. 7 Experimental setup
Fig. 8 Magnetic flux density measured in x (radial) direction according to number of magnets
Fig. 9 Magnetic flux density measured in z (axial) direction according to number of magnets
Fig. 10 Strategy for transforming magnetic analog signal into digitalized pulse pattern signal
Fig. 11 Experimental circuit
Fig. 12 Digitalization of permanent magnetic analog signals
Digitalization of Analog Magnetic Field Signals for Automatic Discriminating Impeller Types of an Overhead Stirrer