湍流強度 的英文怎麼說

中文拼音 [liúqiángdù]
湍流強度 英文
turbulent intensity
  • 湍 : [書面語]Ⅰ形容詞（湍急） rapid; rushing; torrential; swiftⅡ名詞（急流的水） rapids; rushing waters
  • 流 : 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...
  • 強 : 強形容詞（強硬不屈;固執） stubborn; unyielding
  • 度 : 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. 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湍流強度作出性質評估。
  2. 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，混合層深度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湍流混合，促使加深幅度也增加。
  3. Research on wind is the precondition of wind response, then the section plane of static wind, intensity of onflow, psd function and correlativity of dynamic wind are involved in

    對風的研究是進行風振響應研究的前提，風的基本特徵包括平均風速剖面、湍流強度、脈動風功率譜密度函數、脈動風的空間相關性以及極端風速的概率統計特性。
  4. Southerly gales brought severe windshear and turbulence to the airport

    當晚主要吹南風，強度達烈風程度，為機場帶來強烈風切變和湍流。
  5. Turbulence usually happen in the vicinity of thundery showers where vigorous convective activities occur. it will also appear in areas where air masses with different speed, direction or temperature meet each other

    湍流大多是發生在強烈對流活動（如雷雨區）附近出現，它亦會在不同速度、方向或溫度的氣流相遇之處出現。
  6. It is studied that the formation mechanism of taylor bubble and its control method in gas - liquid two - phase flow, which affects the pressure balance and mechanical driving efficiency in the flow of petroleum engineering. experiments show that the formation of taylor bubble in gas - liquid two - phase flow is due to the intensive congregation and amalgamation of small bubbles driven by void fraction waves and that the highly turbulent flow is able to restrain this formation. thus, the flow regime transition may be checked by increasing the flow turbulence and controlling the disturbed frequency

    對大管徑氣-液兩相流動中嚴重影響壓力平衡與機械驅動效率的段塞流生成機制和控制方法進行了研究，實驗證明段塞流的形成是由於空隙率波的大幅度增長使氣泡高度集中，並形成聚並所致。強湍流運動可以抑制taylor泡的形成。因此，通過強化湍流或控制擾動頻率可以對氣泡聚並起明顯的抑制作用。
  7. According to the markov approximation under a long haul condition, we get the inter - correlation function, log - amplitude and phase covariance function. the thesis puts much emphasis on three phenomenon of the laser under the effects of turbulence, i. e., intensity fluctuation ( atmosphere glistening ), beam floating and extension, phase fluctuation

    重點介紹湍流作用下的激光的三種物理現象及其產生機理，即強度起伏（大氣閃爍） ，光束漂移和擴展，相位起伏和到達角起伏。
  8. In case of high reynolds number, the turbulence intensity of centreline drifted off its stable course in the sections, where the flow was in the transition

    在大雷諾數情況下，在流動處于發展階段的管長范圍內，流動中心處的相對湍流強度在入口擋環作用下偏離了穩定狀態。
  9. The effects of the different tripping size were not alike, 20 % tripping annulus was the best size for a pipe flow to obtain fully developed turbulence in the experiment. 8

    不同尺寸的擋環對流動中心處相對湍流強度的影響不同，實驗結果表明， 20擋環是形成充分發展圓管湍流的最佳尺寸。
  10. The goal of this paper is to study fully developed turbulent pipe flow. with the aid of the tripping annulus at the inlet, based on the experimental investigation and numerical simulation, detailed researches on a few basic rules in pipe flow have been performed, such as mean velocity profile, relative intensity of turbulence, the log - law, von karman ' s constant and reattachment length, thus filling some gaps in the research work of predecessors and obtaining a far - reaching understanding

    本文的目的就是利用入口擋環進一步探索充分發展的圓管湍流，通過實驗和數值模擬對圓管湍流的若干基本規律，如平均速度分佈、相對湍流強度、對數定律、馮?卡門常數和再附著長度等進行詳細的研究，以填補前人研究中的一些空白，並獲得更深入的了解。
  11. The results showed that the turbulence intensity and turbulent energy of the two - phase flow increased while the transverse velocity decreased in the presence of the temperature difference

    分析已有實驗數據表明：在溫度場存在的氣粒兩相流中，兩相流場的湍流強度和湍動能將會增加而橫向速度將會減小。
  12. At last, three - dimensional mathematical model of gas - particle two phase turbulence was established, and it was adopted to study the gas - particle two phase rectangular jet as well. the distribution of the time - averaged velocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results ; the coherent structure of flow field was described in the three direction, the evolution and motion of the eddies was discussed too ; the dispersion of fine particles in the three dimensional space was also investigated

    全面地分析了矩形射流氣相時均流場的速度、湍流強度的空間分佈規律，並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了氣相流場湍流擬序結構，對流向、橫向和展向三個方向旋渦的空間結構特點進行分析研究，並分析了流向渦隨時間變化的發展、運動規律。
  13. And then simulations of gas - particle two phase plane wake and gas - particle two phase plane jet were carried out by using this model. after numerical simulations of the two flow fields were finished, series of analytical work was done. first, the distribution of time - averaged velocity, turbulence intensity was analyzed, and some of the simulation results were compared with those of the experiments ; the coherent structure of vortices in the near wall region of the plane wake flow were studied by describing the evolution of the eddy structures, including the forming, developing and shedding from the wall of the vortices in the near wall region ; the coherent structure of vortices in the whole field was also studied, such as the forming, developing, moving, pairing and merging of the eddies etc.

    在對上述兩種流動形態的二維大渦模擬研究中，首先全面地分析了氣相時均流場的速度、湍流強度的分佈規律以及氣相速度的脈動規律等並就部分數值模擬結果與實驗結果進行了對比研究；分析了平面尾跡流場中近壁處旋渦擬序結構，全面和逼真地反映了近壁處旋渦的生成、發展和脫落的規律；描述分析了平面尾跡流和平面射流的全場流動旋渦擬序結構，從整個流場的角度反映旋渦的生成、發展、運動以及旋渦之間相互配對、合併的作用規律等。
  14. Under strong turbulent flow condition the property in three direction is different, and it relates with the particle granularity and density, as well as the fluid property and the turbulent intension

    在此基礎上，分析了固體顆粒與液體的跟隨性，認為在強湍流情況下，顆粒除在徑向方向的運動有別于液體介質外，在軸向與切向也存在差異，且這種差異與顆粒粒度大小、密度、流體性質以及湍流強度有關。
  15. The axial velocity, fluctuation velocity, the turbulence intensity, and transverse velocity of the fine particle were studied

    研究了管道中近壁區顆粒的軸向速度、湍流強度和徑向速度。
  16. The existence of a log - law in the centreline velocity profile and the variation of the turbulence intensity in the centreline were discussed in detail

    進一步探討了軸線速度分佈中對數定律的存在和軸線上相對湍流強度的變化情況。
  17. Various turbulence conditions, ranging from weak to strong, are considered as well as the dependence on turbulence strength, propagation length, wavelength, and the inner scales of turbulence are presented

    計算結果表明，相位不連續點的數目不僅與描述光強起伏量的大氣湍流強度、傳輸路徑長度和傳輸光的波長有關，而且還與湍流的內尺度有關。
  18. The improved lagrangian stochastic model has attributed to the successful prediction of the turbulence inhomogeniety, turbulence anisotropy, and particle crossing - trajectories effect. the collisions between the particles are also considered in this thesis. numerical results for the particles trace and collection efficiencies in the cyclone separator were compared with available experimental data and with theoretic models

    為了驗證以上固體顆粒運動模型及修正的湍流模型，文中給出了顆粒在水平管道和u形撞擊式分離器中的運動，比較了不同顆粒軌跡模型的特點及運動行為對流體湍流強度的影響。
  19. Through the analysis of extracting stabilization we found : it ' s suitable to use the lighting segment in little turbulence at night, but it ' s better to use the edge segment under bad environment such as strong turbulence, strong natural lighting and cloudy background

    從分割演算法的穩定性分析中發現：夜間弱湍流環境適合用亮度分割來提取目標；而白天的強湍流、強自然光和雲層背景等因素使得邊緣變化分割對目標提取更適用。
  20. Besides, in this paper, the velocity distributes and recirculation areas of two phases are shown, and the differences between simulations and experiments are diminutive. turbulence kinetic energy ( ?, turbulence dissipation rate ( e ), reynolds stress and turbulence intensity are also simulated to reflect turbulence flow

    另外，本文計算了旋流燃燒器內氣固兩相的速度和迴流區的分佈，並和已有的實驗數據進行了比較，同時還計算了湍動能、湍能耗散、雷諾應力和湍流強度等反映湍流的物理量。
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