紊流河 的英文怎麼說

中文拼音 [wènliúhé]
紊流河 英文
turbulent stream
  • 紊 : 形容詞（紊亂） disorderly; confused
  • 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...
  • 河 : 1 （天然的和人工的大水道） river 2 （指銀河系） the milky way system; the galaxy 3 （特指黃河） t...
  • 紊流 : burble
  1. K - l les of shallow - water turbulent flow in open channels with a vegetated domain

    帶有植物的河道水流淺水紊流運動大渦模擬
  2. By using the three - dimension acoustic doppler velocimeter to measure velocities of flow in an ecological river before and after arrangement of cropping loops, the velocity distribution, turbulence intensity and reynolds stress before and after arrangement of cropping loops are compared

    摘要採用三維超聲波多普勒測速儀對河道生態修復中種植圈布設前後的工況量測，比較了布設種植圈前後的流速分佈、紊動強度和雷諾應力的變化。
  3. In the tidal estuary, the current is complex, and the flow is oscillatory. some experiential formulation has presented to calculate the vertical turbulent mixing coefficient. on the base of analysis of the hydrodynamic in the estuary, the theoretical equation, which describes the distribution of the space and time of vertical turbulent exchange coefficient, has developed, the equation has applied to the practice

    潮汐河口水流呈往復振蕩運動，本文在分析潮汐河口水動力特性基礎上，考慮了慣性力及重力等項的影響，通過理論推導得到潮汐河口垂向紊動交換系數的空間分佈及時間分佈的計算公式，以及垂向平均紊動交換系數的時間分佈的計算公式，並將其應用於潮汐河口的實際計算中。
  4. Through flume experiment and numerical simulation, preliminary work on computation of water surface profile in regulation river reach, numerical simulation of flow with single spur dike in flume, and 3 - d numerical solution of flow around spur dikes group are carried out in this paper

    本文通過模型實驗和數值模擬相結合的研究方法，在整治河段一維水面曲線計算，單丁壩繞流數值模擬，紊流數學模型在航道整治工程中的應用以及丁壩群附近水流的三維流動特性等方面做了一些初步研究。
  5. To analyze the hydrodynamic structure of the estuary, 3d k - numerical model with curvilinear fitted coordinate has developed. the distribution of velocity and turbulent exchange coefficient at different time has obtained and analyzed

    紊流模型對測驗河段進行計算，得到特徵時刻該潮汐河口段的水力要素及垂向紊動混合系數的分佈。
  6. First of all, the vertical mixing law of point source in the river is studied

    首先研究了河流中點源污染物排放的垂向紊動混合規律。
  7. On the base of summarizing the results, the law of vertical turbulent mixing and transportation in the natural river is researched and applied in numerical model through the theoretical derivation combined with analysis of the data of measurement in this dissertation

    本文在總結分析前人研究成果的基礎上，通過理論推導、現場資料分析和數值模擬相結合的方法，著重研究天然河流中物質的垂向紊動混合、輸移的基本規律，並將這些規律運用於數學模型的數值計算中。
  8. Furthermore, for problems with submerged vegetation, a 3d les model named 3d k - 1 les has been set up

    針對淹沒植物情況，建立了三維的河道水流紊流運動大渦模擬數值計算模型，稱為3dk - lles模型。
  9. Applying the proposed model, the turbulent flow in open channel with submerged vegetation has been simulated and the flow effect due to vegetation has been analyzed

    應用該模型進行了存在淹沒植物的河道水流紊流運動數值計算研究，分析了淹沒植物對河道水流的影響。
  10. Applying the proposed model, the turbulent flow in open channel with emergent vegetation region has been simulated and the flow effect due to vegetation has been analyzed

    應用該模型進行了存在非淹沒植物的河道水流紊流運動數值計算研究，分析了非淹沒植物對河道水流的影響。
  11. This work is under the project " numerical study of turbulent flow in open channel with a vegetated region ". two numerical models have been proposed and developed by using the technique of large eddy simulation ( les ). model verification and applications have been carried out subsequently

    本文結合「帶有植物的河道水流紊流運動數值計算研究」項目，應用大渦模擬方法，提出了兩個河道水流紊流運動大渦模擬數值計算模型，並應用模型對帶有植物的河道水流紊流運動進行了數值模擬計算研究。
  12. The computational results of models are in satisfactorily agreement with the experimental data. all the results show the validity of the proposed models. the present k - l les and 3d k - l les model are proven to be new useful tools for the study on turbulent flow in open channel with a vegetated region

    K - lles模型和3dk - lles模型為進行帶有植物的河道水流紊流運動數值計算研究，特別是對分析存在植物的河道水流運動形態及由於植物的阻礙在河道中產生的大尺度渦的形成、發展研究提供了一個新的研究途徑。
  13. The standard k - e model is adopted to simulate the flow of practical channel regulation projects. the numerical results show that the velocity distribution of flow in the regulation project river reach are mainly controlled by the geometries of natural river

    最後將標準k一:紊流數學模型應用於實際航道整治工程應用中，引入相應的邊界條件，數值模擬了整治河段水流的三維流動過程。
  14. One of the most important innovations in his analysis was the application of the theory of probability to account for the statistical variation of the agitating forces on bed particles caused by turbulence

    在他的分析中其中一個最重要的革新，是應用在紊動流場的攪動力作用於河床粒子時去計算統計上變量的概率理論。
  15. P. r. c abstract the study of the turbulent mixing and transportation in the natural river is of theoretical and practical importance. plenty of indoor and outdoor experiments, theoretical analysis and application research on this object have been performed, and have bought about a lot of results by many investigators

    天然河流中的紊動混合及輸移規律，是一個在學術上及應用上都具有重要意義的研究課題，國內外學者曾進行大量的室內外的實驗、理論分析和應用研究，取得許多研究成果。
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