西村 豊 NISHIMURA Yutaka

ID:9000003724555

(株)日立製作所日立研究所 Hitachi, Ltd., Hitachi research Laboratory (2000年 CiNii収録論文より)

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Articles:  1-4 of 4

  • Reduction of Measurement Error in Hot Wire Air Flow Meter due to Heat Conduction Loss through Probe Supports  [in Japanese]

    NISHIMURA Yutaka , UCHIYAMA Kaoru

    Measurement error of a hot wire air flow meter due to heat conduction loss through probe supports was analyzed and a method for error reduction was proposed. The air flow meter uses constant temperatu …

    Transactions of the Japan Society of Mechanical Engineers. Series C. 00066(00652), 3932-3938, 2000-12-25

    References (4)

  • Pulsating Flow Characteristics of Hot-Wire Air Flow Meter for Gasoline Fuel-Injection System  [in Japanese]

    Ohyama Yoshishige , Hirasawa Khotarou , Nishimura Yutaka , Ohsuga Minoru , Fujieda Mamoru

    Pulsating flow characteristics of hot-wire air flow meters for gasoline fuelinjection systems were investigated to analyze simple methods of measuring data processing. It was clarified that backward f …

    Transactions of the Japan Society of Mechanical Engineers. Series B. 59(559), p935-940, 1993-03

  • Experimental Study on Operating Torque and Leak Quantity of a Cylindrical Rotary Valve  [in Japanese]

    Minowa Toshimichi , Nishimura Yutaka , Ohyama Yoshishige

    The operating torque and leak quantity of a cylindrical rotary valve were investigated. Test conditions were as follows: operating fluid, air; flow rate, 220kg/h; intake pressure # (valve fully closed …

    Transactions of the Japan Society of Mechanical Engineers. Series B. 56(532), p3897-3902, 1990-12

  • Dynamic Characteristics of the Bypass Type Flow Meter  [in Japanese]

    NISHIMURA Yutaka , OHYAMA Yoshishige

    管路を分岐した分流通路に流量検出器を設け,分流通路の流量を測定して管路の流量を測定する分流式流量計の動特性を検討し次項を明らかにした.(1)脈動流の時間平均流量の測定誤差に影響するパラメータを明らかにした.(2)上記パラメータのうち,管路および分流通路の諸元le/L_e,C _1/C_2により真値より大きくなる場合,小さくなる場合があることを実験的に確認した.(3)管路内の流量変化に対する分流通路 …

    Transactions of the Japan Society of Mechanical Engineers. Series B. 51(465), p1436-1443, 1985-05

    Cited by (1)

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