flow-measuring device 中文意思是什麼

flow-measuring device 解釋
測流設備
  • flow : vi 1 流,流動。2 (血液等)流通,循環。3 流過;川流不息;(時間)飛逝;(言語等)流暢。4 (衣服、...
  • measuring : n. ,adj. 測量(的),測量用(的)。 remote measuring 遙測。
  • device : n. 1. 設計,計劃;方法,手段。2. 〈pl. 〉意志,慾望。3. 謀略,策略,詭計。4. 器具,器械,設備,裝置。5. 圖案,圖樣;花樣;紋章;標記,商標;(紋章上的)題銘。
  1. This paper studies the mechanism generated from flow - noise in seawater pipeline, introduces controlling method of flow - noise, analyzes sound field characteristics of flow - noise in seawater pipeline system and the merits and demerits of measuring the flow - noise methods in and out of the pipeline. in our experiment, a test measuring device of seawater muffler is used in a measuring chamberlet to verify that a method of reverberation chamberlet is difficult to exactly measure the low frequency flow - noise in pipeline. at the same time the insertion lose of water muffler in the low frequency was measured by the measuring chamberlet method

    本文分析了海水管路系統內流噪聲的產生機理,介紹了流噪聲的控制方法;分析了海水管路系統中流噪聲的聲場特性以及流噪聲管內、管外測量方法的優缺點;通過海水消聲器試驗測量臺架,利用測量小室驗證了混響箱法難以準確測量海水管路系統中的低頻流噪聲;用測量小室對水消聲器在低頻段的插入損失進行了測量。
  2. The paper also describes function and flow chart of modules which make up of software of the measuring system, introduces the mechanical device and the control system of the measuring system

    論文還介紹了測量系統軟體各模塊的功能和模塊間的關系。測量系統的機械裝置和控制系統也被介紹。
  3. An instrument of measuring irrigation water flow with higher precision has been developed by means of integrating smart ic card with turbine flow sensor, which improves the existed flow measuring technique for pumping well from the aspects of precision, sensing, capacity, data storage, safety and monitoring, and then enhances the precision of the irrigation flow measuring device from 1m ^ 3 to over 0. 01m ^ 3

    摘要將渦輪流量傳感器與智能ic卡技術進行集成應用,開發出高精度的灌溉用水計量設備,從精度、傳感、容量、數據存儲、安全、監控6方面提高了現有機井量水技術,將灌溉量水設備精度由1立方公尺提高到0 . 01立方公尺以上。
  4. A new image sampling method and a device for transmission flow measuring are provided, and an edge detection method based on the semantic weight and threshold selection tactics based on the vision model are used to extract the contour, calculate the area and volume within a short time span

    設計了一種新型的用於傳輸流量檢測的圖像採集方法和裝置,並利用基於語義權值的邊緣提取方法和基於視覺模型的閾值選擇策略進行傳輸帶上物質的截面輪廓線提取,計算物質截面面積和較短時間內的流量體積。
  5. So the flow field visualization in intake duct was realized. according to the experimental requirements, tow different transparent intake duct model were designed. a real - time holographic interferometry measuring system was developed, in which he - ne laser was used as light source, and a ccd ( charge coupled device ) video camera was used to grab the interferogram. a intake simulation system was build - up

    本文根據研究要求,用甲基丙烯酸甲酯製作了兩種不同類型的進氣道透明模型;設計並建立了利用he - ne激光器做光源的實時全息干涉測量光學系統;設計了一套能夠模擬進氣道在某一氣門升程時的進氣系統,用mtv - 1802cbccd攝像機對干涉條紋進行了實時採集。
  6. The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen

    對一實驗電弧加熱式發動機二維軸對稱亞跨超音速流動進行了數值模擬,所採用的方法是矢通量分裂演算法.通過計算可以得出密度、速度、溫度、壓力和馬赫數的分佈.給出了計算所使用的網格和一些計算結果.簡要介紹了實驗所使用的設備,如電源系統、點火系統、推進劑供給系統、電弧加熱式發動機、推力測量裝置和真空系統.對所觀察到的一些工作現象進行了討論.有三種不同的不穩定性出現于實驗過程.除了所測量的一些重要參數,通過實驗發現氬比氮工作更穩定
  7. Flow measuring device

    流量測量裝置
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