ventilation efficiency 中文意思是什麼

ventilation efficiency 解釋
礦井有效風量率
  • ventilation : n. 1. 通風,換氣(法);通風裝置。2. 發泄,發表;(問題的)公開討論;訴諸輿論。
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. Energy consumption of heating rooms will increase when air exchange rate become large. because the mechanisms of heating methods used currently, such as radiator heating, ceiling heating and warm - air heating, are different from each - other, the indoor thermal environment is not the same when each one of them employed for room heating. for enhancing energy efficiency of heating rooms, indoor thermal comfort and energy saving effects should be investigated when natural ventilation is used to make a good air quality indoors

    房間換氣次數的增加勢必導致供暖房間能耗加大,頂棚輻射、散熱器和熱風等三種採暖方式由於供暖機理不同,形成的室內熱環境特徵不同,通風換氣時產生的通風熱損失也有所區別,為了提高大換氣量房間的供暖節能效果,必須對不同供暖方式在大換氣量情況下的熱舒適性與節能效應進行研究。
  2. Method of testing general ventilation air - cleaning devices for removal efficiency by particle size

    通過粒度測試通用通風空氣凈化設備排除效率的測試方法
  3. Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency

    本文企圖在前人的基礎上,通過建立相應的數學模型,用流體流動數值計算方法來模擬室內三維的紊態氣流中的污染物濃度分佈,進而分析計算室內的通風效率,得出通風效率較好的室內氣流組織形式。
  4. High - efficiency heat recovery is the key benefit of mechanical ventilation over conventional natural ventilation

    有效地抵禦熱量是機械通風相對于傳統的自然通風最重要的優勢。
  5. Application for long - distance tunneling ventilation in high output and high efficiency coal mine

    長距離掘進通風在雙高礦井中的應用
  6. Carried out experimental research on conditions of different point heat source ( single, double and many heat sources ), and analyzed the influence of such factors as temperature of air - in, amount and distribution of inlets and outlets, heat emission quantity of heat sources and so on, on distribution of indoor air temperature 、 shape of plume flow 、 heat lamination height 、 ventilation efficiency 、 thermal comfort and so on

    考慮不同點熱源(單、雙及多點熱源)條件下地板送風的系統特性,通過實驗研究,分析了不同送風溫度,送排風口數量及位置,熱源發熱量的大小等因素對室內溫度分佈、羽流流態、熱力分層高度、通風效率、熱舒適性等的影響。
  7. This paper will pay attention to inlets and outlets to improve the efficiency of natural ventilation

    本課題將從風口入手,進一步尋求提高自然通風效率的方法。
  8. Concludes a concrete form of the criterion equation of ventilation efficiency by the regression analysis of the experimental and numerical simulation data in literatures

    對有關文獻中的實驗和模擬計算數據進行了回歸分析,獲得了通風效率特徵方程式的一種具體形式。
  9. Presents the equation of the characteristics of air vertical temperature distribution using the mean dimensionless excess temperature and ventilation efficiency as undetermined group and the other groups as determined ones

    用平均量綱一過餘溫度和通風效率(待定綜合量)與其他已定綜合量確定了室溫垂直分佈特徵的表達式。
  10. The research of the ventilation efficiency is great important to the design of ventilating and air - conditioning engineering. many researches show that the indoor air quality have close relation to the ventilation efficiency

    室內通風效率的研究,對于全室通風或空調的設計效果都有著重要意義,眾多研究表明它與室內空氣品質有直接的關系。
  11. Since the 1980s, with the developing of air - condition technology, men begin thinking much of room condition quality, displacement ventilation has been given a good favour for its higher ventilation effectiveness and air exchange efficiency

    二十世紀八十年代以來,空調技術的發展開始對室內環境質量有了足夠的重視,置換通風因其較高的通風效率和換氣效率而受到人們的青睞。
  12. This thesis introduced the status quo, existent problems and tasks which still need to be studied in the domestic and international research on ufad ( underfloor air distribution system ), expounded the principle and characteristic of ufad. compared with the traditional mixed ventilation, this thesis pointed out ufad has advantages of specially ventilated air organize, higher ventilation efficiency, flexible collocation, optionally accommodate to realize local environment in control of individual and satisfy personal request for the thermal comfort, and energy saving, and it is a ventilated way of all for human which has broad development foreground

    本文介紹了地板送風空調系統在國內外的研究現狀、存在的問題以及仍需研究的課題,簡述了地板送風的原理與特性,並與傳統的混合通風方式進行了比較,指出地板送風有獨特的通風氣流組織、較高的通風效率、布置靈活、能夠隨意調節實現局部氣候環境的個人控制滿足個人熱舒適性要求以及節能的優點,是一種充分體現以人為本的通風方式,具有廣闊的發展前景。
  13. Then by using the excel software, we get the figures of the velocity profile and pollution concentration distribution of different sections, and get the ventilation efficencies of the three ventilation forms. as view from the efficiency of the draining pollution, a desired ventilation is regarded as the up - inlet and down - outlet on the same side after compairing the three ventilation efficiency. the trend of the velocity profile and the pollution concentration distribution both are basically identical with the practice, and the numerical results of the ventilation efficency accord with the ones studied by prof

    從排污效果的角度上來看,分析得出這幾種方式下較好的送排風方式是同側上送下排方式。從得到的流場、濃度場分佈的趨勢來看與實際大體一致,計算的通風效率與已經有的實驗值大體相吻合,說明本文所採用的數學模型合理,計算方法基本可靠。
  14. Presently, in the design of the ventilation and heat dispersion of the cabin, only necessary wind quantity is considered simply, while detailed mode and efficiency of the ventilation and heat dispersion are not considered too. so maybe the resource is wasted by the equipment, while noise is increased and stealth ability is decreased

    目前,在機組艙通風散熱的設計中,只是簡單地考慮了散熱所需的風量,而沒有考慮通風散熱的具體方式和效率,這不但造成了整個裝備對資源的浪費,同時還增加了機組艙的噪聲和降低了機組艙的隱身能力。
  15. The paper introduces the basic principle of the inducement type ventilation in the province of aerodynamics : disturbed characteristic of high - speed cascade can effectively leads quiescent air around it and drive air flow, compares and analyzes the traditional ventilation type and inducement ventilation type applied in underground garage in the facets of airflow organization, practicability and economy, coming to the conclusion that the inducement type ventilation is applied to the underground garage in the facets of economy, practicality and high efficiency

    摘要介紹了誘導式通風利用空氣動力學中高速噴流的擾動特性,能夠有效地誘導周圍靜止的空氣,帶動空氣流通的基本工作原理,就傳統通風方式和誘導通風方式,在地下車庫應用中的氣流組織、實用性、經濟性等幾個方面做了比較,分析認為,誘導式通風因其經濟、適用、高效的特性適合在地下車庫應用。
  16. Ventilation efficiency : an evaluation of the pollutant removal capacity of a ventilation system

    名義時間除去平均空氣齡的兩倍為換氣效率,表示空氣通過房間的快慢。
  17. Aiming at the relatively lower air sterilization efficiency of wind tube with uv sterilizer, analyses the ventilation and environment characteristics of air conditioned buses with top return air and designs a new cleaning process

    摘要針對目前車載風筒式紫外線消毒器殺菌率不高的現狀,分析了車頂式空調客車的通風和環境特點,設計了新的凈化流程。
  18. Compared with the traditional mixing ventilation, displacement ventilation, a new concept in air - conditioning system, has showed several remarkable advantages : it improves indoor air quality, consumes less energy, and has better economical efficiency

    置換通風系統作為一種新型的通風方式,與傳統的混合通風相比,在許多場合具有明顯的優勢:例如,能提供更好的室內空氣品質、節約能耗以及經濟效益顯著等等。
  19. Energy efficiency analysis for building envelopes under natural ventilation condition in shanghai

    單層建築自然通風量的計算
  20. After putting the 150 mg / m3 electrostatic needle filtration fabric on the home air condition, the air condition ' s purifying efficiency can get to 71. 0 % ~ 73. 6 % and the resistance is 56 ~ 92pa which is a little higher. and the blast air ' s speed becomes lower and the quality of ventilation becomes less which affect the air condition ' s work

    櫃式家用空調器上使用150g m3的針刺荷電纖維后,過濾pm _ ( 10 )的效果顯著,過濾效率可以達到71 . 0 73 . 6 ;阻力稍微偏高,達到56 92pa ,送風口風速降低30 ,通風量減少,延遲了空調製冷時間,製冷效果沒有原來好,使用時應注意。
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