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A real-time measurement system of fluid power

Research Project

Project/Area Number 17K06226
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Dynamics/Control
Research InstitutionYokohama National University

Principal Investigator

SANADA KAZUSHI  横浜国立大学, 大学院工学研究院, 教授 (30187265)

Project Period (FY) 2017-04-01 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2019: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2018: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2017: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords機械計測 / エネルギー / 流量計測 / 推定 / カルマンフィルタ / 層流流量計 / 流体計測 / 流体動力 / リアルタイム計測 / 管内流れ / 機械力学・制御
Outline of Final Research Achievements

As a result obtained throughout the research period, it becomes possible to construct a fluid power real-time measurement system using the optimized finite element model as a model of pipe dynamics. It has been shown that the real-time measurement is performed by optimizing the size of the optimized finite element model for the issues listed at the application form. Specifically, it has been found that if the number of pipe divisions was set to 5, the calculation time is approximately 0.2 ms (sampling frequency 5 kHz), and real-time measurement taking into account unsteady laminar pressure loss is possible.

Academic Significance and Societal Importance of the Research Achievements

本研究課題は、配管によって伝達される流体エネルギーを実時間で計測するシステムを開発した。流体エネルギーは流量と圧力の積であり、本手法は流れの抵抗となる流量センサを用いずに、圧力センサだけを用いることを特徴としている。本手法を用いれば、アクチュエータを駆動する流体エネルギーを実時間で計測でき、機械の運転条件に応じたエネルギー回生制御の高度化が可能となり、燃費向上や地球環境問題の解決に大きく貢献する。

Report

(4 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (7 results)

All 2019 2018 2017

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (6 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Real-time implementation of Kalman filter for unsteady flow measurement in a pipe2018

    • Author(s)
      Kazushi SANADA
    • Journal Title

      International Journal of Hydromechatronics

      Volume: 1 Issue: 1 Pages: 3-3

    • DOI

      10.1504/ijhm.2018.10011369

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] カルマンフィルタを用いた層流流量計による非定常流量計測2019

    • Author(s)
      平野翔太
    • Organizer
      2019年春季フルードパワーシステム講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] カルマンフィルタを用いた層流流量計システムによる逆流計測2019

    • Author(s)
      平野翔太
    • Organizer
      2019年秋季フルードパワーシステム講演会講演論文集
    • Related Report
      2019 Annual Research Report
  • [Presentation] カルマンフィルタによる非定常動力推定計算の実装について2018

    • Author(s)
      平野翔太,眞田一志
    • Organizer
      平成30年度春季フルードパワーシステム講演会論文集
    • Related Report
      2018 Research-status Report
  • [Presentation] カルマンフィルタによる管内流れ推定法を応用した層流流量計システム2018

    • Author(s)
      平野翔太,千葉崇宏,眞田一志
    • Organizer
      平成30年秋季フルードパワーシステム講演会講演論文集
    • Related Report
      2018 Research-status Report
  • [Presentation] Condition for Real-time Measurement of Power of Unsteady Fluid Flow in a Pipe by Kalman Filter2018

    • Author(s)
      Kazushi SANADA
    • Organizer
      11th International Fluid Power Conference
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research
  • [Presentation] 非定常管内流れの推定のためのカルマンフィルタの実時間実装2017

    • Author(s)
      眞田一志
    • Organizer
      計測自動制御学会2017年産業応用部門大会
    • Related Report
      2017 Research-status Report

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Published: 2017-04-28   Modified: 2021-02-19  

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