湍流度 的英文怎麼說

中文拼音 [liú]
湍流度 英文
gustiness
  • : [書面語]Ⅰ形容詞(湍急) rapid; rushing; torrential; swiftⅡ名詞(急流的水) rapids; rushing waters
  • : 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...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 湍流 : 1 (急流) swift current; rushing waters; torrent; rapids 2 [物理學] turbulent flow; turbulence; ...
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環耦合模式( time - gcm ) ,對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬,結果表明,從對層向上傳播的重力波經歷了產生、發展、飽和、對產生直至破碎的非線性演化,大氣的非等溫結構加速了重力波在中層頂區的破碎,重力波的非線性傳播是小尺產生的一個重要的源。
  2. We make the best use of foreign advanced technology to meet the requirements of different units and the demand of users to its limit. for instance, turbo - sorp technique, wet limestone - gypsum fgd, sda, scr flue gas denitration technique

    例如:環吸收turbo - sorp技術濕式石灰石石膏法煙氣脫硫技術霧乾燥法sda選擇性催化還原scr煙氣脫硝技術等,最大限地滿足了不同機組不同用戶的需要。
  3. Dust devils are small tornadoes. they are common on earth, particularly in desert regions that have few obstructions, and on mars, a world dominated by deserts and great dust storms

    在木星雲頂景觀中,體的旋轉速取決于體與旋轉中心的距離,所產生及層形態,與木星土星天王星及海王星的大氣層相似。
  4. During each flight, the pilot made qualitative assessment of the severity of turbulence above the proposed runways and glide paths of the airport at chek lap kok

    在每次飛行中,飛機師均對赤角新機場擬設的跑道及下滑航道上空的作出性質評估。
  5. Numerical simulation and analysis of wind environment in an urban residential district are carried out, based on the theoretical research conclusions mentioned above. airflow fields distributions of pressure and turbulent quantities are obtained and laid out. statuses of wind environment with two different inflowing - azimuths are discussed

    基於上述基礎理論研究對住宅小區風環境(住宅小區熱環境的主要組成部分)進行了數值模擬及分析,討論了兩種不同角的風環境狀況:氣組織、風壓分佈、量分佈等。
  6. Changes in the gain could occur if the length of the maser changed because of turbulent gas motions.

    氣體的運動使微波激射區的長改變時,增益就可能發生改變。
  7. When the effect of surface wave breaking is considered, mld is 50 cm deeper than that obtained without wave breaking, and with the enhancement of wind stress forcing, the deepening of mld is increased

    模擬結果表明,當考慮波浪破碎的影響時,混合層深比無波浪影響時的結果加深了約50cm ;隨著風應力作用的增加,波浪破碎加強了混合層中的混合,促使加深幅也增加。
  8. The magnitude of the turbulence then follows directly from the observed line with if the nebular gas temperature is known.

    如果已知星雲氣體的溫,則的大小可直接從觀測的譜線寬得出。
  9. Another man-made effect is the generation of mechanical turbulence caused by the nonuniform height of buildings in a city.

    由於城市建築物高不一致而引起的機械是另一種人為的影響。
  10. Results show when velocity of flow remains unchanged in the onflow area and openness of the tube is changed, then resistance coefficient changes obviously

    實驗結果表明:在區域內速(量)不變時,改變管件開,阻力系數變化較顯著;改變量,管件開不變時,變化不大。
  11. It is showed that numerical calculation could give the same position of separation line with the cold gas simulation. however, numerical simulation result is of a little deferent from cold gas simulation in some details, such as recirculation velocity and turbulent intensity. the main problem of numerical simulation is that the turbulent model is not perfect, and the computational grid is not precise enough

    利用實驗結果對數值模擬的準確性作了檢驗和評價,結果表明數值模擬能給出與實驗結果一致的分離線位置,但在某些動細節上還有差別,如迴大小和湍流度等,數值模擬中存在的主要問題是模型不夠完善和網格生成不夠精細。
  12. Using the system designed in this thesis work, flow field calibration of the wind tunnel is accomplished, which covers dynamic pressure drop coefficient, dynamic pressure time stability, axial static pressure gradient, boundary layer, and degree of turbulence, etc. boundary layer measuring principle and method are especially described in detail, the relationship between boundary layer thickness, wind speed setting, and the depth of the experimental section is summarized, and finally the calibration data for th e model center zone under specific wind speed are given

    然後利用本文設計的系統完成了落差系數、動壓時間穩定姓、軸向靜壓梯、邊界層及湍流度等內容的場校測。特別對邊界層測量的原理及方法做了較詳盡的敘述,總結出邊界層厚與設定風速、實驗段深的關系,然後給出模型中心區一定風速下校正數值。
  13. In this paper, we have discussed the influences of supply air temperature, supply air quantity, supply air turbulence, as well as mixing ratio of supply unit. all of above parameters are important for the extension of the adjacent zone. consideration of all the parameters is essential for a good system design which can ensure the advantage of displacement ventilation

    本文研究了各種送風參數對鄰接區的大小的影響,結果表明:送風溫差、送風量、送風湍流度以及送風口的摻混量等因素對其都有重要影響,在設計時必須仔細平衡這些因素,確定合適的送風口和送風參數,才能使設計更加合理,充分發揮出置換通風系統的優勢。
  14. Numerical simulation in a 90 176 ; curved duct with low velocity and high turbulence level

    低速高湍流度90 176 ;彎管動數值模擬
  15. Numerical simulation on unsteady flow with turbulence intensity effects in a turbine stage

    渦輪級內湍流度影響的非定常數值模擬
  16. In annular space, the values of tangential, axial and radial turbulence intensity were of the same order of magnitude

    環形空間3個速分量的湍流度是同一個數量級的。
  17. In some areas, such as the entrance of annular space, vicinity of the roof of annular space, vicinity of the wall, the distributions of turbulence intensity varied sharply, and turbulence was strongly anisotropic

    環形空間入口處、近壁和頂部附近的湍流度變化非常劇烈,呈現強烈的各向異性。
  18. Turbulence over flat wall is presented with the cfd software cfd ace ( u ) when given by various inlet boundary conditions, subgrid model and turbulence intensity under the two - dimensional circumstance. on comparing these outcomes with the experimental data, we can analyze the impacts that all these factors have on the development of flow boundary layer

    採用計算體力學軟體cfdace ( u ) ,在二維情況下應用不同的進口邊界條件、亞格子模型和來湍流度對平壁動進行大渦模擬,並將模擬結果與已有的實驗結果進行對比,分析比較了這些因素對動邊界層發展的影響。
  19. These roof structures are generally in high turbulent regions, then wind loads become important to these structures. however, wind - induced response for most of roof structures has not been considered in the present load code of building structures because of the complexity of the structures and wind loads. so the investigation for characteristics of wind load of large span roofing becomes a critical subject

    這類結構的屋蓋或看臺挑蓬通常具有質量輕、柔性大、阻尼小、自振頻率低等特點,且往往比較低矮,處于大氣邊界層中風速變化大、湍流度高的近地區域,對風荷載十分敏感,風荷載往往是此類結構設計的主要控制荷載。
  20. Abstract : in this paper, a principle and method of the speed pulse waveform sampling are introduced. its object is to study an effect of the turning factor on torbulence. test is done in the aerofoil fengwen. on design of the user interface, application of the timer and displaying way of a pape and continuity are specifically discussed. expermental results and analysis is showed at the last

    文摘:以翼型風洞為對象,著重介紹了變湍流度對翼型轉捩因子影響的速脈動波形採集的原理和方法,重點對波形採集系統用戶界面的設計、定時器的應用、分頁顯示和連續顯示等技術進行了具體介紹,並給出了實驗結果及分析。
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