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Development of reliable scanning laser Doppler velocimeter without moving mechanism in its probe

Research Project

Project/Area Number 24760317
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Measurement engineering
Research InstitutionKagawa University

Principal Investigator

MARU Koichi  香川大学, 工学部, 准教授 (00530164)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2014: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2012: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords計測工学 / 計測機器 / 速度計測 / レーザドップラー速度計
Outline of Final Research Achievements

We studied a method for scanning laser Doppler velocimetry that doesn't require any moving mechanism in its probe to realize the equipment with a compact, reliable, and easily-handled probe for velocity distribution measurement. We developed techniques for directional discrimination and two-axis scanning. These techniques make it possible to apply the proposed velocimetry to various objects. In addition, we developed several types of miniaturized probes using free-space optics. We also investigated waveguide-type components for integration of the scanning laser Doppler velocimeter. As the results of the study, we have achieved the prospect of realizing an easily-handled scanning laser Doppler velocimeter for practical use.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (15 results)

All 2015 2014 2013 2012 Other

All Journal Article (9 results) (of which Peer Reviewed: 8 results,  Acknowledgement Compliant: 4 results) Presentation (6 results)

  • [Journal Article] Nonmechanical cross-sectional scanning laser Doppler velocimeter with directional discrimination of transverse velocity component2015

    • Author(s)
      K. Maru, T. Hata
    • Journal Title

      Opt. Eng.

      Volume: 54 Issue: 1 Pages: 017102-017102

    • DOI

      10.1117/1.oe.54.1.017102

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Laser Doppler cross-sectional velocity distribution measurement combining 16-channel spatial encoding and non-mechanical scanning2015

    • Author(s)
      K. Maru
    • Journal Title

      Opt. Commun.

      Volume: 349 Pages: 164-170

    • DOI

      10.1016/j.optcom.2015.03.068

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Fiber-optic laser Doppler velocimeter with non-mechanical scanning of spatially encoded points for cross-sectional velocity distribution measurement2014

    • Author(s)
      K. Maru, K. Watanabe
    • Journal Title

      Proc. SPIE

      Volume: 9203 Pages: 920314-920314

    • DOI

      10.1117/12.2060179

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Directional discrimination for fiber-optic non-mechanical scanning laser Doppler velocimeter using single transmission path2014

    • Author(s)
      K. Maru, T. Hata
    • Journal Title

      Optik

      Volume: 125 Issue: 20 Pages: 6312-6314

    • DOI

      10.1016/j.ijleo.2014.08.010

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Cross-sectional laser Doppler velocimetry with nonmechanical scanning of points spatially encoded by multichannel serrodyne frequency shifting2014

    • Author(s)
      K. Maru, K. Watanabe
    • Journal Title

      Opt. Lett.

      Volume: 39 Pages: 135-138

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Demonstration of two-point velocity measurement using diffraction grating elements for integrated multi-point differential laser Doppler velocimeter2014

    • Author(s)
      K. Maru, K. Fujimoto
    • Journal Title

      Optik

      Volume: 125 Pages: 1625-1628

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] 非メカニカル走査型レーザドップラー速度計2013

    • Author(s)
      丸浩一
    • Journal Title

      光アライアンス

      Volume: 24 Pages: 12-16

    • Related Report
      2013 Research-status Report
  • [Journal Article] Axial non-mechanical scan in laser Doppler velocimeter using single diffraction grating2013

    • Author(s)
      K. Maru, T. Hata
    • Journal Title

      Opt. Rev.

      Volume: 20 Pages: 137-140

    • NAID

      10031159867

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Nonmechanical scanning laser Doppler velocimeter for cross-sectional two-dimensional velocity measurement2012

    • Author(s)
      K. Maru, T. Hata
    • Journal Title

      Appl. Opt.

      Volume: 51 Pages: 8177-8183

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Presentation] 空間エンコーディングされた測定点の非メカニカル走査によるレーザドップラー断面速度分布計測2014

    • Author(s)
      丸浩一
    • Organizer
      第75回応用物理学会秋季学術講演会
    • Place of Presentation
      北海道大学
    • Year and Date
      2014-09-19
    • Related Report
      2014 Annual Research Report
  • [Presentation] Fiber-optic laser Doppler velocimeter with non-mechanical scanning of spatially encoded points for cross-sectional velocity distribution measurement2014

    • Author(s)
      K. Maru, K. Watanabe
    • Organizer
      SPIE Optics + Photonics 2014
    • Place of Presentation
      San Diego
    • Year and Date
      2014-08-19
    • Related Report
      2014 Annual Research Report
  • [Presentation] Non-mechanical scanning laser Doppler velocimeter with directional discrimination using single transmission path

    • Author(s)
      T. Hata, K. Maru
    • Organizer
      CLEO-PR & OECC/PS 2013
    • Place of Presentation
      Kyoto, Japan
    • Related Report
      2013 Research-status Report
  • [Presentation] 速度方向識別可能な走査型レーザドップラー速度計の検討

    • Author(s)
      畑隆弘,東育誠,丸浩一
    • Organizer
      2013年度応用物理・物理系学会中国四国支部合同学術講演会
    • Place of Presentation
      高松
    • Related Report
      2013 Research-status Report
  • [Presentation] 移動機構不要な走査型レーザドップラー速度計の速度方向識別化

    • Author(s)
      丸浩一,畑隆弘
    • Organizer
      2012年秋季第73回応用物理学会学術講演会
    • Place of Presentation
      愛媛
    • Related Report
      2012 Research-status Report
  • [Presentation] 波長変化による走査型レーザドップラー速度計における横方向走査方法の検討

    • Author(s)
      畑隆弘,丸浩一
    • Organizer
      平成24年度電気関係学会四国支部連合大会
    • Place of Presentation
      高松
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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