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    • 75. 发明授权
    • Method and apparatus for measuring a pulsatingly fluctuating flow rate
    • 用于测量脉动波动流量的方法和装置
    • US09347810B2
    • 2016-05-24
    • US14323836
    • 2014-07-03
    • Japan Aerospace Exploration Agency
    • Hiroki KannanShusuke HoriHideaki NanriMasaharu UchiumiYoshiki Yoshida
    • G01F1/66G01F1/72
    • G01F1/72G01F1/66
    • A method and apparatus for measuring a pulsatingly fluctuating flow rate under a general condition, without needing electrical conductivity for a fluid, and without allowing a phase lag corresponding to a calculation time or attenuation, or resulting from a relation between pressure difference and flow rate, to occur. Ultrasonic waves are repeatedly transmitted with respect to a pulsatingly fluctuating fluid, while the ultrasonic wave is being received, and a signal indicative of the transmission and receipt, and a signal indicative of a timing of the transmission and receipt are recorded. Alternatively, the ultrasonic wave is transmitted and received based on a preliminarily set timing signal, and the signal indicative of the transmission and receipt is recorded. These signals are used to determine flow rates and transmission and receipt timings to plot a pulsating fluctuation. In one or more implementations, the timing signal may be phase-synchronized with a pulsation reference signal.
    • 一种用于在一般情况下测量脉动波动流量的方法和装置,不需要流体的导电性,并且不允许对应于计算时间或衰减的相位滞后,或由压力差和流量之间的关系产生的相位差, 发生。 超声波相对于脉动波动的液体被重复传输,同时正在接收超声波,并且记录表示发送和接收的信号以及指示发送和接收的定时的信号。 或者,基于预先设定的定时信号来发送接收超声波,记录表示发送和接收的信号。 这些信号用于确定流量和传输和接收时间以绘制脉动波动。 在一个或多个实现中,定时信号可以与脉动参考信号相位同步。
    • 77. 发明申请
    • Method and apparatus for measuring heat flux distribution on object surface using temperature-sensitive paint
    • 使用温度敏感涂料测量物体表面热流分布的方法和装置
    • US20040138850A1
    • 2004-07-15
    • US10743786
    • 2003-12-24
    • JAPAN AEROSPACE EXPLORATION AGENCY
    • Kazuyuki NakakitaKeisuke Asai
    • G01K003/00
    • G01K17/20G01K11/12
    • An object of the present invention is to provide a method that allows the heat flux distribution on an object surface to be measured even when the heat flux is an unsteady or short-duration phenomenon, and that does not depend on the material of the object; and to provide a system for measuring the heat flux distribution on an object surface with the aid of this method. In the method for measuring the heat flux on an object surface in accordance with the present invention, the emission intensity of a temperature-sensitive paint that varies with the temperature of the object surface is chronologically captured and sensed as video information at a high frame rate, an image of the temperature distribution on the object surface is obtained based on characteristics between the emission intensity and temperature calibration, and the heat flux in each domain is calculated by the Cook and Feldermann method.
    • 本发明的目的是提供即使当热通量是不稳定或短时间现象而且不依赖于物体的材料时,也能够测量物体表面上的热通量分布的方法。 并提供一种借助于该方法测量物体表面上的热通量分布的系统。 在根据本发明的用于测量物体表面上的热通量的方法中,随着物体表面的温度而变化的温度敏感性涂料的发射强度按时间顺序捕获并被感测为高帧率的视频信息 根据发光强度和温度校准之间的特性,获得物体表面温度分布的图像,并通过Cook和Feldermann方法计算每个域中的热通量。