Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand

This paper aims to develop a high precision variable dielectric constant capacitor detector for mechanical sand water content testing. The non-contact on-line test method can effectively solve the problems of low repeatability of test data, large hysteresis error and poor linearity due to the non-un...

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Main Authors: Jia Shaoying, Zhang Xiong, Lu Yelin
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:MATEC Web of Conferences
Subjects:
Online Access:https://www.matec-conferences.org/articles/matecconf/pdf/2023/07/matecconf_msms23_01006.pdf
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author Jia Shaoying
Zhang Xiong
Lu Yelin
author_facet Jia Shaoying
Zhang Xiong
Lu Yelin
author_sort Jia Shaoying
collection DOAJ
description This paper aims to develop a high precision variable dielectric constant capacitor detector for mechanical sand water content testing. The non-contact on-line test method can effectively solve the problems of low repeatability of test data, large hysteresis error and poor linearity due to the non-uniform water content. In terms of hardware, CAV444 is a high-precision integrated chip, which matches the corresponding test circuit. The system communicates with PC through serial interface and implements the man-machine interface of PC system based on VS. Secondly, the distribution map method is used to measure the water content of machine-made sand, and the error analysis is carried out. The test shows that the output of the capacitive hygrometer is 0-5 V. The delay time should not exceed 0.15%. The repetition rate was within 0.33%. The measurement accuracy of this method is less than 3.52%.
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spelling doaj.art-cda16a89891e43e29f09e8ccb238641d2023-05-02T09:34:20ZengEDP SciencesMATEC Web of Conferences2261-236X2023-01-013800100610.1051/matecconf/202338001006matecconf_msms23_01006Research and Development of Intelligent Drying Detection Technology for Machine-Made SandJia Shaoying0Zhang Xiong1Lu Yelin2Huahao Zhongneng Testing Technology Group Co., Ltd.Huahao Zhongneng Testing Technology Group Co., Ltd.Huahao Zhongneng Testing Technology Group Co., Ltd.This paper aims to develop a high precision variable dielectric constant capacitor detector for mechanical sand water content testing. The non-contact on-line test method can effectively solve the problems of low repeatability of test data, large hysteresis error and poor linearity due to the non-uniform water content. In terms of hardware, CAV444 is a high-precision integrated chip, which matches the corresponding test circuit. The system communicates with PC through serial interface and implements the man-machine interface of PC system based on VS. Secondly, the distribution map method is used to measure the water content of machine-made sand, and the error analysis is carried out. The test shows that the output of the capacitive hygrometer is 0-5 V. The delay time should not exceed 0.15%. The repetition rate was within 0.33%. The measurement accuracy of this method is less than 3.52%.https://www.matec-conferences.org/articles/matecconf/pdf/2023/07/matecconf_msms23_01006.pdfmechanical sandwater contentintelligent monitoringon line monitoringcapacitor type sensing.
spellingShingle Jia Shaoying
Zhang Xiong
Lu Yelin
Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
MATEC Web of Conferences
mechanical sand
water content
intelligent monitoring
on line monitoring
capacitor type sensing.
title Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
title_full Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
title_fullStr Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
title_full_unstemmed Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
title_short Research and Development of Intelligent Drying Detection Technology for Machine-Made Sand
title_sort research and development of intelligent drying detection technology for machine made sand
topic mechanical sand
water content
intelligent monitoring
on line monitoring
capacitor type sensing.
url https://www.matec-conferences.org/articles/matecconf/pdf/2023/07/matecconf_msms23_01006.pdf
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