vav system 中文意思是什麼

vav system 解釋
可變空氣量系統
  • vav : n. 希伯來字母表的第六個字母。
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. System zoning and airflow mixing of vav systems

    變風量空調系統的分區與氣流混合分析
  2. Some experience of vav air - conditioning system design

    空調系統設計的若干體會
  3. It ' s an important reason that iimits the vav system for agreater use

    這也是限制vav系統更廣泛應用的一個重要原因。
  4. Design of vav system in the office building for zhejiang longwei ltd

    浙江龍威電子有限公司綜合辦公樓變風量空調系統設計
  5. 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。
  6. But as a complex thermodynamic system, vav system has many disturbances and is calculated parameters hardly

    但變風量空調系統是一個復雜的熱力系統，所受干擾多，對象的參數易於變化且難以確定。
  7. With the desigh of vav air conditioning system presents the energy saving technology of natural cooling by cooling air conditioned rooms with outdoor air of low temperature and low enthalpy

    摘要結合變風量空氣處理系統的設計，介紹了利用室外低溫低比焓空氣供冷的自然冷卻節能技術。
  8. The model of the operation efficiency of the uav is established, including the method of hierachical analysis and fuzzy system theory in the synthetic computation of efficiency indexes, realizes the quantitative evaluation of the vav ' s operation efficiency

    建立了無人偵察機作戰效能評估模型，從而實現了無人偵察機作戰效能的定量評估，其中效能指標綜合計算中融合了層次分析法和模糊系統理論。
  9. 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。
  10. In this thesis, the decoupling unit of vav system is designed in the way of feedforward conpensation. then the transfer function matrix of the feedforward conpensation decoupling unit of the 5 inputs & 5 outputs vav system is worked out. the decoupling conpensation unit can change the transfer function matrix of the open loop and closed loop control system into diagonal matrix, so that the coupling among the five control loops is eliminated, and vav system is decoupled

    本文採用前饋補償法設計了變風量空調系統的解耦補償器，並得出了五輸入、五輸出變風量空調系統前饋補償解耦器的傳遞函數矩陣，該解耦補償器可以使本文所研究的變風量空調控制系統的開環傳遞函數矩陣和閉環傳遞函數矩陣都變換為對角矩陣，從而解除五個控制迴路之間的耦合，使變風量空調系統實現解耦。
  11. Nowadays, vav air - conditioning system has gradually become mostpopular in china and abroad because of its signifcant energy saving

    目前，變風量（ variableairvolume ， vav ）空調系統以其巨大的節能潛力逐漸成為國內外空調系統的主流。
  12. Nowadays, vav air - conditioning system has gradually become most popular in china and abroad because of its sigraficant energy saving

    目前，變風量（ variableairvolume ， vav ）空調系統以其巨大的節能潛力逐漸成為國內外空調系統的主流。
  13. The paper studies the static pressure control and minimum total supply air volume control of vav air - conditioning system by experiment at present vav air - conditioning system are all modelled by the method of mechanism analysis

    本論文對變風量空調系統中的定靜壓控制和最小總送風量控制進行實驗研究。
  14. The variable - frequency of the fan control is realized by using the method of total volume air control of vav systems, at the same time, fuzzy - control is applied in terminate controller to make the system get a certain energy consumption

    通過引入變風量空調系統總風量控制方法的設計思路對風機進行變頻控制，同時對末端控制器採用模糊控制技術，使得整個空調系統達到一定的節能目的。
  15. At present, variable air volume ( vav ) air - conditioning system is the main steam of the whole air conditioning system in china and abroad because of its large energy conservatioa however, since vav system is multivariable, strongly coupled, nonlinear and time variant, its design, performance and management are more difficult than constant air volume ( cav ) system, and stable control of the entire vav system is focused in particular in china study on the stability, the key condition of the vav operation, the paper divide the vav system into ahu part and terminal part based on the coordination control strategy

    目前，變風量（ variableairvolume ， vav ）空調系統以其巨大的節能潛力逐漸成為國內外空調系統的主流。但是，變風量（ vav ）空調系統具有多變量、強耦合、非線性、時變的特點，因此它的設計、運行和管理都比定風量（ constantairvolume ， cav ）系統難度大。這也是限制vav系統更廣泛應用的一個重要原因。
  16. Briefly presents the conceptions of system zoning and peripheral zone depth which are often encountered in the design of vav systems, and recommends some zoning methods

    摘要概要介紹了變風量空調系統設計中常見的空調分區和外區進深的概念，推薦了一些分區的方法。
  17. However, since vav system is multivariable, strongty counted, nonlinear and time variant, its design, performance and management are more difficult than cav system ' s

    但是，變風量空調系統具有多變量、強耦合、非線性、時變的特點，因此它的設計、運行和管理都比定風量（ constantairvolume ， cav ）系統難度大。
  18. Vav system has the feature of multi - variable, intense conpling and nonlinear. when the several control loops in the control system are working together. there is intense coupling among them

    變風量空調系統具有多變量、彼此耦合強烈、非線性等特點，其自動控制系統的多個控制迴路同時工作時，各個控制迴路之間具有強烈的耦合作用，相互影響，相互干擾。
  19. Abstract : based on an investigation of some projects involving vav air conditioning systems in shanghai, describes the general status of these projects, system modes, air distribution, indoor air quality, noise control, duct design and automatic control, and predicts the future prospect of vav system application

    文摘:介紹了對上海地區採用變風量空調系統的部分工程的調研情況，分析總結了工程概況、變風量系統的方式、氣流組織、室內空氣品質、噪聲控制、風道設計、自動控制等，對其應用前景作了展望。
  20. Here the theoretical model of vav system is set up for the first time. besides, the transfer function matrix of the 5 inputs and the 5 outputs is established by combining the theoretical analysis with the data analysis of experiment. then the non - linear mathematical model of the five loops is delt with in two method : in the first method, taylor progression is applied near the working point of the system in order to make the volume of change between the output and the input become similar to a linear relationship. in the second mothed, the non - linear mathematical model realize linear by means of being devided into sections. the study shows that both the motheds are effective in dealing with the non - linear issue in vav system

    本文首次建立了變風量空調系統的機理模型，並通過採用機理分析和實驗數據分析相結合的方法，建立了所研究的五輸入、五輸出的變風量空調系統的傳遞函數矩陣，並對這五個控制迴路的被控對象的非線性數學模型，採用兩種方法加以處理：第一種方法是在系統的工作點附近進行泰勒級數展開，使輸出的變化量與輸入的變化量之間呈現近似的線性關系；第二種方法是將非線性的數學模型進行分段線性化，即用分段線性化來逼近非線性化的模型。
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