流率測量 的英文怎麼說

中文拼音 [liúlǜcèliáng]
流率測量 英文
flow rate measurement
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Highways winter maintenance plant and highways side equipment maintenance - deicing agent sprayer - fixed station test method for flow rate measurement

    高速公路冬季維修設備和高速路路邊設備維修.除冰劑噴灑機.流率測量固定站試驗方法
  2. This paper gives a method to measure the conductivity base on choosing frequency. after adding to the electrode with two ac square waves of appropriate frequencies, we can measure the output dc voltage of the circuit

    本論文提出了一種選頻電導率測量方法，選擇兩個合適頻率的交流方波施加於電極，測出電路輸出直流電壓，通過解方程組求出時間常數，然後求得溶液電阻，進而得到溶液電導率。
  3. In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation

    作者在參閱國內外大量相關參考文獻的基礎上，從電導測試技術的原理性研究出發，分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題，提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。
  4. Supported by heilongjiang province natural science foundation projects " research on the errors mechanism of time division a. c. power measurement " ( no. e9719 ), " research on theory of analog digital mixed sampling power energy measurement " ( no. e01 - 15 ) and foundation for university key teacher by the ministry of education " the research on the low audio frequency a. c. power measurement smart instrument " ( no. 1087 ), in this dissertation it is made that a systematic and deep study on power measurement model errors and instrument errors about analog sampling, digital sampling and mixed sampling measurement, and fully experiments about mixed sampling measurement

    本學位論文在黑龍江省自然科學基金資助項目「時分割交流功率測量原理誤差產生機理的理論研究」 （編號： e9719 ） ， 「模擬數字混合採樣功率與電能測量的理論研究」 （編號： e01 - 15 ）和教育部高等學校骨幹教師資助計劃項目「中頻電功率測量智能儀器的研製」 （編號: 1087 ）的資助下，以電功率模擬采樣測量、數字采樣測量和混合採樣測量方法為對象，對電功率測量的原理誤差和儀器誤差進行了系統和深入的理論研究和有關的實驗研究。
  5. This theoretic model employs the basic idea of correlation measurement, achieve the density wave speed by the correlation of the signals of upper and lower sensors, and get the total flow rate and water cut through the theoretic relationship of density wave speed and total flow rate as well as holdup with the help of drift flux model so as to accomplish the oil / water two - phase flow measurement at last, using the limited available experiment data, the theoretic model has been simplified into an applicable linear alternative which is suitable to homogeneous oil / water two - phase flow measurement to accomplish the oil / water two - phase flow measurement using the density wave phenomena is of highly theoretically valuable for density wave theory research as well as oilavater two - phase flow measurement research. to develop new type oil / water two - phase flow instrumentation based on this theoretic measurement method will be very applicable and promising

    在此基礎上，針對穩態密度波理論提出了基於密度波理論的油水兩相流測量理論模型，該模型以密度波傳播理論作為基礎，通過上下游傳感器信號相關獲得密度波傳播速度，利用密度波傳播速度與總流量以及持相率的理論關系結合漂移模型來求解總流量和含相率，實現油水兩相流的測量，在理論分析的基礎上，在實驗資料有限的條件下，對基於密度波理論的油水兩相流測量理論模型作了極限的簡化，提出了本文油水兩相流測量理論方法應用在測量均勻油水兩相流中的實用線性模型。
  6. During the traditional measurements of the reactive power, the asymmetry of the voltage and current arises the asymmetry error

    傳統的三相無功功率測量中的由電壓、電流不對稱引起的「不對稱誤差」 ，長期以來一直是個難以解決的問題。
  7. Road construction and maintenance equipment. continuous batching equipment for products in powder form. test bench and method of flow rate measurement

    道路建造和保養設備.粉末狀製品用連續式分批配料設備.流率測量試驗臺和方法
  8. According to the high dispersedness and low precision of measurements when using the traditional time difference method in small diameter and low flow rates conditon, this paper brings forward a new method based on high - speed data acquisition technique. the time difference comes out accurately with high resolving ability of time by using the method and the signal processing algorithms. the developed ultrasonic detection system is composed of two ultrasonic detectors, a transmitting and receiving ultrasonic unit, a high - speed data acquisition unit and a computer

    本文針對傳統的時差法在小管徑、低流速測量時，具有測時結果分散性大、測量精度受計數頻率的影響大等不足，創造性地把高速數據採集技術應用在超聲波流量、壓力測量上，用信號處理演算法求時差，使時差成為一個統計量，有效地克服了超聲波傳統時差法測量精度差、不能測量小管徑、低流速流體流量的缺點，提高了時差測量的解析度和精度。
  9. To meet the requirements of engineering and after reviewing the previous results, the author deeply researches measurement of water ratio in oil - water two phases system based on the principles to analyze two phases fluid. with present mature computer technology a system to measure water ratio in oil - water two phases is successfully developed and the procedure is worth introducing here according to the data from relative experiments

    本文從實際工程需要出發，查閱並繼承了前人研究的理論成果，運用兩相流動基本分析方法，進一步對油品含水測量進行深入研究，結合當前成熟的計算機技術，成功研製出將油品含水率測量系統。
  10. The distribution of adiabatic film - cooling effectiveness on the endwall of this cascade has been measured using a new technique that has been developed as part of this project. using this new technique, the achieved levels of cooling effectiveness are quantified and over, and under - cooled regions on the endwall are identified

    在發展一種新的測試技術的基礎上，結合葉柵下游流場測量，獲得了葉柵端壁上冷卻膜隔熱效率的分佈，使得葉柵端壁上下冷卻層的冷卻效率可分別定量描述。
  11. Nowadays, the equipments of uroflowrate mensuration which are adopted by the medical treatment departments of our country are the facilities in which the kernel chips are single chip micyoco ( mcssl ). their ability of data process is limited, especially at the situation where we need the higher precision of result. furthermore, they are poor in filter the interfere noise which is mixed with the signal

    當今國內的醫療部門所採用的尿流率測量設備是以單片機（ mcs51 ）為核心的處理系統，對數據的處理能力有限，尤其是在精度要求較高的場合，對信號中疊加的噪聲干擾信號的濾除效果較差。
  12. Based on a set of multi - function intelligent security appliance, this text redesigned the hardware and software on the part of low voltage startup and power testing, not only condensed old hardware circuit but enhanced the stabilization of the hardware circuit, and made the testing precision of voltage, current and power no more than 2 % o measure, designed interlock protect of the whole system, and finished the experimental appliance

    本文基於一套多功能智能電器安全測試儀，在低壓啟動，功率測量兩個方面在原有的基礎上重新設計了硬體，不但精簡了原來的硬體電路，而且提高了電路的穩定性。重新設計了軟體，使其電壓，電流，和功率的測量精度都不超過千分之二的量度標準，還對整個系統作了聯鎖保護的設計，並且做出了樣機。
  13. A test system was developed and an l9 ( 3 ^ 4 ) orthogonal experiment design was used to test the pump efficiency under different flow rates, lifts, electric voltages and currents

    並設計了試驗系統，採用l9 （ 3 ^ 4 ）正交試驗，以離心式水泵效率為試驗指標，進行了離心式水泵的流量、揚程、電壓和電流的測量。
  14. ( 3 ) based on ect sensor and pattern recognition theory, a new method was proposed for voidage measurement of gas - liquid two - phase flow. one of three template databases was selected by flow regime classification. the voidage was obtained by template matching with euclid distance measure

    （ 3 ）基於ect傳感器，結合模式識別理論，提出了一種新型的氣液兩相流空隙率測量方法，利用歐氏距離測度對一組測量值進行模板匹配，從而得到該組測量值所對應的空隙率值。
  15. Abstract : the paper proposes a mathematical model of a / d converter with quantizing error, nonlinearity and differential nonlinearity errors for computer simulation, and based on the model, the errors caused by voltage change, current change and phase change in the power measurement are analyzed by computer simulation for both the asynchronous and quasi - synchronous sampling algorithms

    文摘:本文提出了具有量化誤差、非線性誤差和微分非線性誤差的a / d轉換器的數學模型，在該數學模型的基礎上，模擬分析了非同步采樣法、準同步采樣遞推演算法各種情況下的誤差，包括功率測量中電壓線性、電流線性、相位變化誤差及電壓測量的誤差。
  16. Then, based on the estimation algorithm decomposing the measurement of voltage scope and power scope, the problems of the location of transformation tap settings and the tide current estimation of zero - impedance branches in state estimation are solved ; and detection and identification of bad data in state estimation are deduced and stimulated, also a hybrid method of detection and identification is brought forward

    隨后，在基於分解電壓測量量和功率測量量的估計演算法的基礎上，對狀態估計中經常出現的變壓器抽頭位置問題和零阻抗支路潮流估計問題進行了分析和處理；對狀態估計的不良數據檢測與識別方法進行了推導和模擬，並提出了一種混合檢測方法。
  17. Power transformer test is simulanted in test - room, try to prove that online measure of transformer test is feasible. the test results are satisfaction. in the end, there is software design : the instrumented - test - interface is developed ; location computer entering to sample state is the same time, and after the same " log time ", it stops the data sample note. every test signal data keeping in the data note memorizer is at the same time, so it realizes data synchronization collection. some blocking design in the process of software design can apply to the other software

    文章的最後，針對變壓器試驗微機測試系統對電流、電壓、功率等變量數據採集的特殊要求，分析了同步誤差的產生原因，給出了同步軟體采樣的無差條件；建立了電壓電流有效值和平均功率測量誤差的數學模型，提供了減小測量誤差的措施；應用「同步軟體采樣技術」 ，不需要增加采樣周期數，不需要硬體同步環節，較好地解決了同步誤差對測量精度的影響。
  18. The beam loss on the beam line is analyzed after the introducing of principle and structure of nbi system. the beam absorption targets are designed for measuring the lost beam power, and as an emphases, the calorimeter is designed in detail to measure the beam power and the distribution of beam power density

    本文在介紹了中性束注入系統原理和結構基礎上，對束線上束流損失進行了分析，設計了束流吸收靶測量損失的束功率，同時重點設計了功率測量靶以測量束功率和功率密度分佈。
  19. Regarding the lcm filling process as the newton fluid through fibrous reinforcements, the permeability of preform determines the saturating of resin in fiber, and has effects on the curing process and the quality of products. based on the darcy ' s law, the theoretical model of permeability measurement was established. and the influence of different testing methods and major process parameters such as fabric structure, fiber volume fraction, injection pressure, flow rate and resin viscosity on preform permeability were investigated in details

    文中首先根據達西定律建立了滲透率測量的理論模型，深入研究了不同的測試方法及主要工藝參數（纖維織物織構、纖維體積含量、充模壓力、流動速度、樹脂粘度）對滲透特性的影響規律，發現多孔介質增強材料的滲透率主要取決于纖維織物的結構形式，預成型體孔隙分佈及其體積分數、壓實性對滲透率有較大的影響，提高充模壓力和流動速度可以縮短充模時間，在一定程度上可以提高滲透率。
  20. The flow field and the temperature field in the turbine cascade were studied in view of experiment and computation. using the shock wind tunnel, two kinds of turbine cascade were tested

    本文在激波管風洞中利用兩種葉柵在總共五種工況下進行了葉表靜壓測量實驗，在兩種工況下進行了葉表熱流率測量實驗。
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