相對渦流 的英文怎麼說

中文拼音 [xiāngduìguōliú]
相對渦流 英文
relative eddy
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 渦名詞1. (漩渦) eddy; whirlpool; vortex 2. (酒窩) dimple
  • : 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...
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  1. The big dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill

    七星膠體磨工作原理充分動靜磨盤齒形斜面的運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋等復雜力的作用下使物料為體超微粒粉碎、乳化、分散、均質、攪拌等功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。
  2. Seven stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill

    七星膠體磨工作原理充分動靜磨盤齒形斜面的運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋等復雜力的作用下使物料為體超微粒粉碎、乳化、分散、均質、攪拌、混合等多種功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。
  3. By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water

    通過細小顆粒在剪切場中運動方程的fourier分析,得到了顆粒脈動強度和體脈動強度之間的定量關系,表明顆粒粒徑、顆粒密度、速梯度以及紊動場含能旋的特徵頻率是影響顆粒脈動強度的主要因素,首次從理論上證明了在一定條件下,顆粒在縱、垂向的脈動強度均會超過應的體脈動強度,為已有的實測資料提供了合理的解釋。
  4. In this work, a new dual triangulate bluff body vortex flowmeter was developed, the flux lower limit value of which lower by 50 % that of the old single bluff body vortex flowmeter. the linear correlation of the correlation between the velocity pressures of fluid disturbs wave and that of vortex precession in vortex precession flowmeter was brought to light, and a spectrum phase discrimination method based on fft to remove the effect of fluid pulsating interference on vortex precession flowmeter was advanced

    研製出比傳統單鈍體量計量下限降低約50的新型雙鈍體量計;揭示出脈動中旋進旋量計體振動特性,並在此基礎上提出基於fft位判別的數字信號處理方法來消除場脈動旋進旋量計的干擾的方法。
  5. However, recent years the study of electric eddy - current detection mostly overweights the study of measuring system, and the design of the eddy - current. methods are still equivalent magnetic circuit and equivalent electric circuit model calculation and experiment ' s experience design method

    然而,近幾年電測量方法的研究多偏重於測量系統的研究,而檢測探頭的設計至今仍採用等效磁路、等效電路模型計算同實驗結合的經驗設計方法。
  6. The interaction between the eddy currents and the field therefore will brake the action on the disk.

    於是,與磁場之間的互作用圓盤產生一種制動作用。
  7. Aimed to realize the problem of quenched rail qualification forcast through quantitative analysis of quenched rail surface hardness by eddy current, and combined the eddy current theory with the computer image processing and signal analysis, the hardness testing model is established in this paper

    無損檢測淬火鋼軌踏面硬度的定量分析來實現淬火鋼軌質量保證預報問題,將電理論與現代計算機圖象處理和信號分析結合,完成硬度測試模型建立。
  8. Abstract : aimed to realize the problem of quenched rail qualification forcast through quantitative analysis of quenched rail surface hardness by eddy current, and combined the eddy current theory with the computer image processing and signal analysis, the hardness testing model is established in this paper

    文摘:針無損檢測淬火鋼軌踏面硬度的定量分析來實現淬火鋼軌質量保證預報問題,將電理論與現代計算機圖象處理和信號分析結合,完成硬度測試模型建立。
  9. Abstract : this paper uses the topology theory to analyze the surface flow spectrums of straight, positively curved and negatively curved cascades with relative tip clearances of 0. 023 and 0. 036, finds apparent differences of topology and vortex structures in the blade tip and the suction side wall corner of single type of cascade with this two clearances, and studies the mechanism of the difference formation as well as their effects on the energy loss

    文摘:應用拓撲原理分析了葉頂間隙為0 . 023和0 . 036的輪直葉柵和正、反彎葉柵的壁面譜,發現在兩種間隙下同類葉柵的拓撲與旋結構在葉頂和吸力面壁角明顯不同,探討了差別形成的機理及其能量損失的影響
  10. Wake vortex separation standards are used to prevent hazardous wake vortex encounters which mainly found in the final approach course within the airport termination zone. firstly, this paper analysis the mechanism of the vortex decay and research the influence on the safety of the flight ; then. several different radar wake vortex separation standards are compared and some basic guidelines are developed to establish the future vortex standards. in addition, one kind of advance vortex classification for the civil airplane is proposed. secondly, an encounter hazard model which established for the following aircraft and a simple vortex decay model which mostly concern with the proceeding one are developed ; and a safe separation model can be derived from the both. finally, through the simulation calculation, the correctness of the vortex classification of different types of aircrafts are tested and proved

    本課題雷達管制條件下的最小尾間隔標準進行了較為詳細的分析和研究;首先的形成和消散機理以及尾飛行安全的影響做出了詳細的分析,然後就目前實行的幾種不同的最小尾間隔標準進行了比較和分析,提出了關的幾條準則和一種改進的機型尾分類標準;在這之後,採用理論分析和統計數據分析結合的方法,建立了尾危險遭遇基本模型和尾消散模型;並在此基礎上民用航空不同機型的尾分類的合理性進行了計算和評估,為最小尾間隔標準的確定和改進提供了初步的理論依據。
  11. Through analysis of potential vorticity in equity - entropy surface field, a relatively high potential vorticity center in cyclone top in low - troposphere have discovered, and make cyclone develop in a more deep cyclone circulation by this ; and an anticyclone circulation zone with more severe low potential vorticity in high - troposphere

    通過等熵面的位分析,發現了層中低層的位場,在氣旋上方有一個高位中心,由此使得氣旋在一個比較深厚的氣旋性環中發展;而層高層則是一個伴有較強位低值的反氣旋環區。
  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時均場的速度、湍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比研究;描述分析了氣場湍擬序結構,向、橫向和展向三個方向旋的空間結構特點進行分析研究,並分析了隨時間變化的發展、運動規律。
  13. This program can be used to calculate continuous enclosure type isolated - phase bus of different volt and current conveniently. secondly, it calculates a series of rational continuous enclosure type isolated - phase bus for the external diameter of the enclosure is 900mm, analyzes and calculates the magnetic fields of the continuous enclosure type isolated - phase bus by using limited unit method. from this it acquires the distributions of magnetic fields and magnetic density as well as the eddy current

    其次,以全連離封閉母線外殼外徑為900mm的情況進行了理論計算,計算了多種預選方案,採用有限元方法全連離封閉母線場域的電磁場進行了數值計算,得出了設計母線的電磁場及電密分佈以及等情況,並所得結果進行了分析。
  14. Compared with traditional electromagnet, this device has many merits. the article discusses methods of magnetization and demagnetization by the pulse of strong current. then the problems about whirlpool and material ' s selecting are discussed

    介紹了永磁起重吸盤的工作原理及于傳統電磁鐵的節能、省材、廉價、安全等特點,討論了應用電容儲能經rlc串聯二階電路放電產生的強電脈沖永磁體進行充、退磁的方法及問題。
  15. With this axial symmetric quasi - 3d model, the gas - flow field in such a wedge - shape air - gap is studied, the phenomena about taylor vortex in such a narrow wedge - shape air - gap is illuminated and the so caused gas - flow in axial direction is explained

    採用準三維軸稱的計算模型,楔形氣隙的場進行了研究,驗證了高速旋轉情況下,環形間隙場中充滿taylor的現象及關規律。
  16. 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.

    上述兩種動形態的二維大模擬研究中,首先全面地分析了氣時均場的速度、湍強度的分佈規律以及氣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比研究;分析了平面尾跡場中近壁處旋擬序結構,全面和逼真地反映了近壁處旋的生成、發展和脫落的規律;描述分析了平面尾跡和平面射的全場動旋擬序結構,從整個場的角度反映旋的生成、發展、運動以及旋之間互配、合併的作用規律等。
  17. Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate

    摘要以普蘭德動量傳遞理論為基礎,按照卡門的三層模型,通過室內模擬環道用0號柴油及加入減阻劑在圓管內的動參數的測定,計算了非牛頓型體管內湍邊界層的層內層、過渡層、湍中心的粘度,粘度與運動粘度比、總應力隨位置的變化等定量參數,探討了高分子減阻劑非牛頓動特性的影響,減阻現象的機理與增大減阻率的條件進行了定量分析。
  18. In order to validate the correctness of the simulation, the flow velocity of x vector is measured to compare the flow field between the simulation and the experiment in wind tunnel. the results indicate that the flow field is improved and more stable than the original shield flow field. the tendency between the improved shield and the original shield from simulation is consistent with the tendency from experiments

    開口罩蓋場由於穩定,模擬和試驗的測點速平均誤差為15 ,未開口罩蓋場中由於影響較大,平均誤差為22 . 45 ;同時驗證了結構改進前後罩蓋場的模擬比較結果和試驗比較結果的趨勢是一致的。
  19. The typical coherent large scale structures include the single spanwise vortex, the pairing vortexes with same signs, which are similar to the structures in the weak - shearing jet, and the vortex pair composed of two vortexes with opposite signs

    典型的擬序大結構包括單個的展向大、有同符號的兩組成的配(與弱剪切射中類似)及由符號反的兩組成的組合。
  20. In order to research the eddy current electromagnetic force that varies with the relative speed, including brake force and attraction, the high speed simulation test stand for track eddy current brake was developed

    為了研究電磁力包括制動力的電磁吸力,在不同的運動速度下的變化規律,研製了軌道制動試驗臺。
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