air volume 中文意思是什麼

air volume 解釋
鼓風量
  • 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，...
  • volume : n. 1. 卷，冊；書籍；【歷史】書卷，卷軸。2. 〈常 pl. 〉大塊，大量，許多。3. 體積；容積；分量，額；【物、樂】音量；強度，響度。
  1. Variable air volume ? vav ? system is a energy - saving air conditioning system

    變風量系統是國外較為流行的節能空調系統，國內也開始大量採用。
  2. Through the research work of this article, it is shown that cfd technology can efficeintly instruct the design of indoor air distribution and evaluate indoor air quality and ventilating effect ; the distribution of heat sources have great impact on indoor air distribution ; under variable air volume condition, the indoor temperature and velocity fields are quite even and the thermo - environment is relatively good when using diffusers with coanda effect such as square diffuser and slot diffuser to supply air

    經過本文研究發現，利用cfd技術可以有效地對空調室內氣流組織設計進行指導，全面對室內空氣品質和通風效果進行評價。熱源分佈對于空調室內的氣流組織具有極其重大的影響。在變風量條件下，利用具有良好貼附效應的送風口如方型散流器和條縫風口送風，空調室內的溫度場和速度場較均勻，室內的熱環境良好。
  3. Here a number of factors must be taken into consideration, such as the environmental standard of the area where the engine room is located, the fender structure of the engine room as well as the engine type, power level and the cooling air volume, etc. the core of the overall control is the concept of " equal sound insulation ", which means to apply a closed fender structure to isolate the engine unit from outside parts so as to cut the outward sound radiation

    經過多年來與環保部門的合作，對油機房進行消噪聲處理，積累了一些治理經驗，主要是必須根據具體的機房項目來確定相應的控制方案，這其中應考慮機房所在區域的環境標準，機房圍護結構形式及油機機型、功率、冷卻風量等因素。綜合控制的核心是等隔聲概念，即用一封閉的圍護結構將機組與外界隔離開來，減少聲源對外的聲輻射。
  4. Terminal equipment should have small entropy with large air volume

    末端設備的選擇盡量選取小風量大焓差的設備。
  5. Air volume carrying by raw meal

    生料帶入空氣量
  6. Daily u. s. air volume

    每日美國地區空運量：
  7. Air volume controlled air - pressure water supply equipment

    補氣式氣壓給水設備
  8. Select air cleaner by fan coil ' s air volume

    根據風機盤管的風量選取相應風量的凈化器。
  9. Soil improvers and growing media - determination of physical properties - dry bulk density, air volume, water volume, shrinkage value and total pore space

    土壤改良劑和生長劑.物理特性的測定.毛體積干密度空氣量水量收縮值和總孔容
  10. Determination and control of fresh air volume in railway passenger vehicle

    鐵路客車空調新風量的確定及控制
  11. Analyses some problems including insurficient fresh air volume, simple air conditioning mode, backward management and incomplete operation maintenance rules, and gives corresponding countermeasures

    摘要分析了醫院空調存在的新風量不足、空調方式單一、管理理念落後、運行維護規章制度不完善等問題，給出了相應的對策。
  12. Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods

    針對目前變風量空調系統的模型都是用機理建模方法建立的情況，本論文用最小二乘法對機組部分進行系統辨識，建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的模型，經驗證比較接近實際系統；採用遺傳演算法對pid控制器的參數進行尋優，尋優結果令人滿意；設計了變風量空調系統的lon控制網路，以此為實現手段，進行了定靜壓控制和最小總送風量控制，並在兩種控制方式下，分析了各個迴路的耦合情況、兩種控制方式的穩定性和節能效果。
  13. Result of numerical simulation shows that the grads of continuous phase " s velocities decreases with the presence of microbubble of which the diameter is 100 / / w, the profiles of air volume fraction in the boundary layers is similar to triangle or echelon, affected by interaction among the particle, there is a saturated air fraction, within the scope of saturated air fraction, increasing the air injection ratio can accrete the friction reduction ratio, under the condition of same air injection ratio, the free - steam velocity is larger, the effect of friction reduction is worse

    計算結果表明，直徑為100 m的微氣泡能減小近壁面連續相的速度梯度；微氣泡在邊界層中的濃度分佈近似為三角形或梯形分佈；受粒子間相互作用的影響，存在一飽和濃度；減阻率隨噴氣量的增大而增大，直至飽和噴氣量，此後，增大噴氣量，壁面摩擦阻力變化不大；相同噴氣量下，來流速度越大，減阻率越低。
  14. Hvac : 170t chiller, 5 " main pipe, totally 184, 000cfm air volume

    空調：冰水主機170噸5 」冰水干管送風量184000cfm 。
  15. The air - volume which is traditionally installed as a buffer in the piping system to reduce the pressure oscillation and ensure the system working in reliable environment

    因此，傳統研究方向是在管道系統中安設空氣室作為管道系統的緩沖器。實踐證明，它能有效地消減管道中的壓力脈動，保證管道系統安全運行。
  16. Author has investigated the air - volume affect the pressure oscillation in piping system from converse viewpoint. when the structure parameters of the air - volume are some certain value, the pressure oscillation in the exit of the piping system is magnified. this idea makes us a new way to design the power source of high pressure water - jet

    研究表明：當設計的空氣室結構參數（空氣室的容積，安裝位置等）取某組數值時，管道出口端的壓力波動幅值遠大於系統輸入壓力波動幅值，從而為設計高壓脈沖水射流的動力源提供了一條新的思路。
  17. In this paper, the corresponding software is programmed employing the matlab. the structure parameters of the air - volume, and the pressure oscillation at the exit of the pipe can be calculated as soon as the preliminary data have been given this research project is funded from the national natural science foundation of china. ( 598740337 )

    本文研究了空氣室對管道系統壓力脈動的影響，提出了消減或增強壓力脈動的空氣室設計方法，利用matlab編制出相應的計算軟體，只須輸入管道系統的相關數據，便可計算出空氣室的結構參數和管道出口端處的壓力幅值。
  18. Based on the theory of fluid dynamics. transient - flow and vibration, the structure parameters of the air - volume ( such as the volume and position of the air - volume ) affect the pressure oscillation in piping system is put forward, and the designing method for the parameters of the air - volume according to the role of the air - volume is provided

    本文根據流體力學、瞬變流以及振動學的理論，研究了管道系統中空氣室結構參數（空氣室的容積，安裝位置等）對壓力脈動的變化規律，提出了根據空氣室工作任務要求設計空氣室的計算方法。
  19. In the paper, we made initial studies on whether square diffuser could be used in variables air volume in a cooling mode

    本文對方形散流器是否可用於變風量系統進行了初步研究。
  20. The proper selection of air diffusers will help to ensure that variable air volume will operate over a range of air volumes well

    送風散流器的合適選擇有助於確保變風量系統在較大的風量范圍內運行良好。
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