徑向流動 的英文怎麼說

中文拼音 [jìngxiàngliúdòng]
徑向流動 英文
flow，radial
  • 徑 : Ⅰ名詞1 （狹窄的道路; 小路） footpath; path; track 2 （達到目的的方法） way; means 3 （直徑的簡稱...
  • 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...
  • 流動 : 1. （液體或氣體移動） flow; run; circulate 2. （經常變換位置） going from place to place; on the move; mobile
  1. The radial velocity profile of the liquid is dependent on the superficial air velocity and the column height, and flows from the wall to the center at bottom of the column

    徑向液相速度既與氣相折算速度有關又與位置高度有關，在塔底部呈現負值，這意味著向塔軸心方向流動。
  2. The results indicate that : the high positioned air inflow do good to heat transfer in rotator disk ; different size of radial outflow have small effects on flow and heat transfer ; the heat transfer near rotating disk increases as rotating reynold number increases or non - dimensional mass flow rate increases

    結果表明，高位軸向進氣對轉盤換熱有利；不同的徑向出口大小對盤腔內的流動換熱影響不大；隨旋轉雷諾數和無量綱質量流量增加，轉盤盤面的換熱效果增強。
  3. By comparing the results with relative experiment data, it is shown that rng k - is more exactly than the other turbulent model. 2 ) the influences of axial inflow position, radial outflow size, rotating reynold number, non - dimensional mass flowrate and axial inflow angle on the flow and heat transfer characteristics were numerically investigated for a typical rotator - stator cavity with axial inflow, radial inflow and radial outflow. the correlations for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established

    （ 2 ）針對一典型的徑向、軸向進氣，徑向出氣的轉-靜盤腔結構，系統研究軸向進氣位置、徑向出口大小、旋轉雷諾數、無量綱質量流量和軸向垂直預旋進氣等對盤腔內流動和換熱的影響，整理出轉-靜盤腔內轉盤平均努謝爾數與旋轉雷諾數無量綱質量流量之間的準則關聯式。
  4. According to rigorous procedures, an experimental study was carried out to investigate the effects of jet exit velocity, flow direction, fluid subcooling and nozzle diameter on hysteresis of boiling heat transfer with impinging circular submerged jets of highly - wetting liquids

    摘要系統地研究了液體在圓形斷面噴嘴浸沒射流作用下沸騰熱滯后與射流沖擊速度大小、液體流動方向、液體過冷度和噴嘴直徑等因素的影響。
  5. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  6. The article below deals with the mechanism research of this kind of machine, describing the structure and principle ; theoretically analyzing the data to derive formula ; tentatively proposing theory of radial flow between parallel plates for future design ; pores arrangement, i. e., longitudinal pores are equally spaced, horizontal pores bore size is preferred unequal and rows distance can be either equal or not but generally smaller than pores distance, and rows shall be odd numbers and are arranged symmetrical from the center row and bore size reduces gradually from the center row

    本文對氣墊機作了機理研究，描述了氣墊機的結構型式及工作原理，對氣墊機的主參數作了理論分析，根據平行平板間的徑向流動理論，建立了計算模型，導出了計算公式，可作為氣墊設計理論的依據；提出了氣孔布置的原則：縱向孔間距相等較好，橫向孔徑不等為佳，橫向孔排距可以相等，也可以不相等，但一般小於孔間距。氣孔排數應為奇數，由中心兩側呈對稱布置，孔徑由中心向兩旁逐漸減小。
  7. Plain bearings ; hydrodynamic plain journal bearings designed for operation under steady - state conditions ; design of circular cylindrical bearings

    滑動軸承.設計用於穩定狀態使用的流體動力徑向滑動軸
  8. Plain bearings ; hydrodynamic plain journal bearings designed for operation under steady - state conditions ; operational parameters necessary when designing circular cylindrical bearings

    滑動軸承.設計用於穩定狀態使用的流體動力徑向滑動軸
  9. The random mathematical model is described using equivalent markov equations. the time and state parameters are discrete. based on the model, the flow rate distributions along radial and average at any height can be calculated directly, moreover, the probability transition matrix of the flow can be determined via the statistic character of the random cumulate particles, and be corrected by s. cd the random theoretical model shown in fig. l, the section of the bed of tbr is divided into a series of concentric circles

    一、在常溫和常壓下進行滴流床反應器流率分佈的研究，以狀態離散、時間離散的齊次markov過程描述了滴流床在滴流區的流率分佈，建立了滴流床在滴流區流率分佈的隨機模型，根據此模型可以： 1 、可直接確定任一高度下的液體徑向流率分佈及平衡流率分佈； 2 、液體流動的概率轉移矩陣可由隨機堆積顆粒的統計特性確定，以參數s修正。
  10. Drainage domain of partial penetration gas well in bottom water reservoirs consists of the following two parts : ( 1 ) non - darcy binomial radial flow near the well ; ( 2 ) three dimensional darcy flow in areas far away from the partial penetration gas well due to bottom water drive

    摘要底水打開不完善氣井的滲流是由井附近區域遵循二項式徑向流規律的非達西流動及此區域外遵循由底水驅動向不完善井三維達西流動兩部分組成。
  11. The swing check to stop reverse - flow is moounted in the disc - lever with little axial and radial play and held by screw nuts

    用來阻止逆流的旋啟式止回閥是安裝在閥板拉桿上，有微小的軸向和徑向活動間隙，並用調節螺母固定。
  12. And the conclusion is that vita method is a more reasonable method in burst detection when the threshold value is between 0. 7 to 1. 0. in order to investigate the influence of transverse curvature of the wall, the direct numerical simulated data bank of turbulent channel flow is also analyzed. the mean velocity profile in pipe and channel flow is compared

    本文還對圓管和槽道內的猝發事件進行了分析，得到的圓管和槽道內的猝發周期大致是相同的，但是在猝發的強度上槽道要大於圓管；並且進一步的分析表明猝發強度的差別主要在於徑向速度的差別，這說明壁面橫向曲率對于徑向的流動影響較大，而對流向流動幾乎沒有影響。
  13. According the principle of the statistical energy analysis method, define subsystem the whole system into four subsystem : subsystem of rail ' s vertical vibration, subsystem of wheel ' s vertical vibration, subsystem of wheel ' s lateral vibration and subsystem of acoustic space. then define the power flow equation between the subsystems

    首先根據統計能量分析方法中子系統劃分的原則，將整個結構系統劃分為：鋼軌的垂向振動子系統、車輪的徑向振動子系統、車輪的軸向振動子系統及聲空間子系統共四個子系統；並且建立了子系統間功率流平衡方程。
  14. Radial flow laser

    徑向流動激光器
  15. For the specific yield surface problem of bingham fluid, the yield characteristics of bingham and er fluid flow in journal bearings with infinite length are analyzed

    針對賓漢流體所特有的屈服面問題，分析了無限寬徑向滑動軸承中賓漢流體和電流變流體的屈服特性。
  16. The first boundary value problem of radical flow of the plane non - newtonian fluids

    平面非牛頓流體徑向流動的第一邊值問題
  17. The radical flow of plane non - newtonian fluid when m

    1時的徑向流動
  18. In the present thesis, theoretical analysis and numerical study of the lubrication performance for er journal bearings are presented

    本論文對基於電流變流體的徑向滑動軸承的潤滑問題進行了理論和數值研究。
  19. Abstract : concerning the models for discribing aerodynamic stability of axial flow compressor, the original model is one - dimensional, and it is reasonable for the onset of surge only. for the onset of rotating stall, there are just some two - dimensional models at published literatures. a three - dimensional aerodynamic of compressor has been presented in this paper. an aerodynamic stability model concerning radial disturbance of compressor is presented. the calculated results show that the occurrence of radial disturbance is related to the axial velocity disturbance, which has important effect on aerodynamic stability of compressor. the position of onset of stall, in blade tip or hub, is dependent upon the characteristics of blade element. the comparisons of calculated results predicted by 2d and 3d aerodynamic stability model have also been made in this paper

    文摘:軸流壓氣機的氣動穩定性模型，最初為一維模型，僅適用於描述喘振發作.對于旋轉失速發作，在公開文獻中有一些二維模型發表.本文提出了一類考慮壓氣機徑向擾動對失速影響的新的氣動穩定性模型.計算結果表明壓氣機的軸向擾動往往隨著徑向擾動的產生，徑向擾動的強度影響壓氣機的氣動穩定性，在葉尖還是葉根首先產生失速與壓氣機基元葉柵特性密切相關.本文對軸流壓氣機二維和三維氣動穩定性模型的計算結果進行了對比分析
  20. Concerning the models for discribing aerodynamic stability of axial flow compressor, the original model is one - dimensional, and it is reasonable for the onset of surge only. for the onset of rotating stall, there are just some two - dimensional models at published literatures. a three - dimensional aerodynamic of compressor has been presented in this paper. an aerodynamic stability model concerning radial disturbance of compressor is presented. the calculated results show that the occurrence of radial disturbance is related to the axial velocity disturbance, which has important effect on aerodynamic stability of compressor. the position of onset of stall, in blade tip or hub, is dependent upon the characteristics of blade element. the comparisons of calculated results predicted by 2d and 3d aerodynamic stability model have also been made in this paper

    軸流壓氣機的氣動穩定性模型，最初為一維模型，僅適用於描述喘振發作.對于旋轉失速發作，在公開文獻中有一些二維模型發表.本文提出了一類考慮壓氣機徑向擾動對失速影響的新的氣動穩定性模型.計算結果表明壓氣機的軸向擾動往往隨著徑向擾動的產生，徑向擾動的強度影響壓氣機的氣動穩定性，在葉尖還是葉根首先產生失速與壓氣機基元葉柵特性密切相關.本文對軸流壓氣機二維和三維氣動穩定性模型的計算結果進行了對比分析
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