air velocity 中文意思是什麼

air velocity 解釋
風臨度
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  • velocity : n. 1. 迅速；快速。2. 速度，速率。3. 周轉率。
  1. The radial velocity profile of the liquid is dependent on the superficial air velocity and the column height, and flows from the wall to the center at bottom of the column

    徑向液相速度既與氣相折算速度有關又與位置高度有關，在塔底部呈現負值，這意味著向塔軸心方向流動。
  2. Air velocity at work area

    室內作業地帶的空氣平均流速
  3. Effect of inlet - air velocity distribution on performance of evaporative condenser

    來流流場對蒸發式冷凝器性能影響的研究
  4. Air velocity indicator

    空氣速度指示器
  5. Methods of testing for main heat engineering perfomance on cold storage. air velocity testing

    泠庫主要熱工性能試驗方法.風速檢測
  6. Ventilation for buildings - instrumentation requirements for air velocity measurements in ventilated spaces

    建築物的通風.通風空間的空氣流速測量儀器的要求
  7. Air velocity inside solar chimney decreases with the increase of chimney gap and increases with the increase of solar radiation

    氣流速度隨著通道寬度的增加而減小，隨著太陽輻射強度的增加而增大。
  8. Mechanical ventilation systems are generally arranged near stations to ensure appropriate temperature or air velocity in subway system

    摘要地鐵車站與連接車站的區間形成一個四通八達的網路，氣流流向非常復雜。
  9. For system stability, the influence of the static powder bed height was the most obvious, whereas the impact of the fluidization air velocity was slighter

    對于系統穩定性，靜止料層高度的影響最顯著，而流化風速的影響較輕微。
  10. Three experimental models were constructed, on the basis of the distribution and diffuse of the main production dust source. the experiments of dust transport and concentration distribution were done for many times, then show that the air velocity and dust distribution are the key factors which control dust distribution of the area nearby dust source

    根據礦井主要生產性塵源的分佈及發塵特徵，構建了3種實驗模型進行粉塵運移和濃度分佈實驗.結果表明，風速和塵源是決定塵源附近區域粉塵分佈的關鍵因素.圖8 ，表2 ，參3
  11. The results showed that the fluidization air velocity was the most important factor for the average mass ratio of powder and gas in the conveying, and that the least important was the agitator vertical height

    試驗結果表明，對于平均輸送固氣質量比，流化風速的影響最大，攪拌棒提升高度的影響最小。
  12. Not satisfied by measuring ambient temperature with an obsolete system, ameri - cans invented the wind - chill factor, which combines degrees fahrenheit with air velocity to create a num - ber that ' s much more impressive

    美國人不滿足於用過時的系統來衡量溫度，因此發明了風寒因素，即把華氏度與空氣速度結合在一起，所得數字給人的印象要深刻得多。
  13. As we all know, occupants " thermal sense is mainly dependent on the six factors : inside air temperature, humidity, air velocity, mean radiant temperature, clothing and metabolism rate. the traditional hvac control system, neglecting other factors concerned with human comfort, only considering the inside air temperature and air humidity and indirectly impacting on occupants by the two parameters control, cannot satisfy the comfort requirement of occupants and is energy wasting as well

    傳統的空調控制系統以室內空氣的溫濕度作為控制對象，而實際上影響人體熱舒適的因素不僅包括溫度與濕度，還有風速、平均輻射溫度、人體的衣著熱阻和人體的新陳代謝率，人體對環境的冷熱感受是這些因素綜合作用的結果，因此在很多時候系統並不能滿足人體對熱舒適的需要而且節能性較差。
  14. Then a one - dimensional unsteady incompressible flow with moving pollutant source model was proposed. the continuity equation, momentum equation and convection - diffusion equation were discredited using finite volume scheme. thus a software for predicting the air velocity and pollutant in railway double track tunnels was developed

    接著，根據雙線鐵路隧道運營通風的特點，建立了一維不可壓縮非恆定流和流動污染源的物理模型以及山相應的連續性方程、動量方程和對流擴散方程構成的數學模型；在此基礎上，利用數值計算方法，編制了一套雙線鐵路隧道運營通風的數值計算程序。
  15. The relation between thermal environment parameters for instance air temperature, relative humidity, air velocity and thermal sensation or thermal comfort has been studied in all environments. the differences of thermal sensation or thermal comfort in this environments and pmv - ppd are researched too

    並分析了在實際空調環境下、自然通風環境下和實驗空調環境下空氣溫度、濕度、空氣流速、環境輻射溫度等參數對人體熱感覺和人體熱舒適的影響;並將人體熱感覺和人體熱舒適與pmv - ppd指標進行了比較分析。
  16. The results show that : the lose of pressure is small when air velocity and the longth of honeycomb potter heat storage bed are varied ; but the switch time of air and the bulk of storage bed play important roles as regard its dynamic thermal performance

    結果表明：蜂窩型陶瓷蓄熱體換熱器的壓力損失隨著空氣流速以及蓄熱體長度的不同而變化，但總體上說，其壓力損失並不大；四通換向閥的換向周期和蜂窩陶瓷蓄熱體換熱器的體積等是影響其溫度效率和熱回收率等熱性能的重要因素。
  17. When in experiment, the air was heated by the film heater installed on the above and below surface of channel, adopting various air velocity of flow, test import ' s and export ' s temperature, wall temperature, fluid flux and the drop of pressure, and the other parameter. adopting nu and nu0 to analyze the baffle ' s situation of heat transfer and fluid flow, which baffle was holed various diameters

    實驗時，通過矩形通道上下壁面敷設的電加熱膜加熱通道空氣，改變空氣流速，測試不同工況時的進出口溫度、壁面溫度、流體流量和壓力損失等參數，並採用無量綱努謝爾特準則數nu 、 nu _ 0等分析了設置不同開孔折流板的換熱與流動情況。
  18. Abstract : in this paper, experimental study on the influence of air temperature, air velocity and feed rate on the process of impinging stream drying ( isd ) had been performed on an experimental coaxial impinging stream dryer, a number of important conclusions were attained

    文摘:利用對撞流乾燥法，對小米進行了風溫、風量和喂入量等操作參數的試驗研究，得到了小米的乾燥特性規律。
  19. The test results showed that air temperature, air velocity and feed rate of the materials have great effect on the performance of isd, and in the range of the operational parameters of this test rig the increase of air temperature, air velocity and feed rate of the materials could improve the performance of isd

    試驗結果表明：風溫、風量和喂入量是影響乾燥效果的主要因素，在本試驗范圍內，風溫、風量和喂入量的增大有利於乾燥效果的提高。
  20. In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display

    該裝置具有三個特點：一是採用表面式測溫方法，有效地減少了元件的維護與損耗；二是採用工業控制計算機及信息就地採集、數據總線傳輸的方式，充分利用計算機和數據自動採集方面的技術，實現各種參數的在線測量，監測指標全面，能與dcs系統聯用，具有技術先進性和一定的前瞻性；三是採用顯示器配工業觸摸屏的顯示方式，為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來，有效地幫助、指導運行人員進行燃燒調整，對于鍋爐和機組的安全、經濟運行發揮了重要作用。
分享友人
分享到 Line

分享到臉書