流體模型試驗 的英文怎麼說

中文拼音 [liútǐmóxíngshìyàn]
流體模型試驗 英文
hydroulic model experiment
  • 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...
  • 體 : 體構詞成分。
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  • 試驗 : trial; experiment; test
  1. On the basis of collecting and arranging a large amount of projects experience, conbined with construction diversion flood passing measures design and hydraulic model test of lihua hydraulic pawer station in 1995 and 1996, the dissertation studies the issues related with characteristics of concrete face rockfill dam including the selection of construction diversion flood passing standard and measures, flood passing during construction period and embankment stage, coffer dam design, construction scheme and general schedule etc. and present preference for project construction

    本文在搜集整理大量工程經驗的基礎上，結合蓮花水電站在1995年及1996年導流渡汛工程措施設計及水工模型試驗，對混凝土面板堆石壩的導流渡汛標準、導流方式及其選擇、施工期渡汛及壩體填築分期、圍堰設計以及施工方案及總進度等與混凝土面板堆石壩特點有關的問題進行研究，為工程建設提供一定的參考。
  2. Abstract : through a series of hydraulic model tests for researching actual power tunnel operation, a conclusion is reached that in order to get a better flow pattern the profile of the wate - carrying structure should be adapted to the variation of water streamline shrinkage, flow velocity and pressure intensity. the configuration and dimension of the kinetic energy dissipator should be selected carefully to make the water tunnel safe and reliable at different levels of diversion dischage

    文摘:針對實際工程中的發電引水隧洞運行的各種工況進行了水工模型試驗研究，指明要獲得良好的水流流態，過水建築物各部位結構輪廓的造型應適應水流流線的收縮、流速及壓強的變化；為使引水隧洞在各級引水流量下能安全可靠地運行，需慎重確定洞內消能工的體形和尺寸。
  3. But using a floating bulkhead as a door of checkgate is a new concept. because of the complex boundary condition and the fluid - structure interaction, model testing is a very important method of researching in this field

    浮箱門在動水中運行時，由於門體和水流的耦合作用和邊界條件的影響，其受力情況極其復雜，研究手段以物理模型試驗為主。
  4. The researches including discharge capacity, pressare properties, cavitation characteristics at some key positions, hoisting load of the gate, configuration of energy dissipator at the exit dentated - sill, and downstream scouring were performed by hydraulic model tests

    藉助系列水工模型試驗對水布埡放空洞的泄流能力、壓力特性及關鍵部位的空化特性、閘門啟閉力、出口鼻坎消能工體型及下游沖刷等進行了較深入的研究、分析。
  5. Abstract : variation of flow condition caused by the multi - pur pose regulation schemes has been investigated on the basis of measured date in r iver model. flood - control of the upper river, operation of the power - station, saf ety of the bridge and power - station, navigation and evolution of the river are a nalyzed. a reasonable and feasible project alternative and the improvement measur ement are proposed

    文摘:涪江潼南河段防洪整治是一項以防洪為主體的綜合性河岸整治工程，在平面二維數值模擬計算的基礎上再進行河工模型試驗，比較分析各防洪整治方案下潼南河段水流條件的變化，及其對上游防洪、河道、大橋、電站、航運、河勢的影響，提出合理可行的工程方案
  6. In boundary treatment, the model turns into generally adds coarseness boundary made of specially complex many coarseness body in the physical model experiment as the coarseness body highly and discharges the density to add the coarseness spot as the main characteristic whole, both to avoid the location within the body of this complex mathematical simulation problems, and could realize this model after to simulate the apron that adds the coarseness namely adds the coarseness section downriver speed of flow to the downriver current of water base speed of flow influence in to hang upward

    該模型在邊界處理時，將物理模型試驗中由特別復雜的多個加糙體組成的加糙邊界概化成以糙體高度為主要特徵的整個加糙部位，既避開了對加糙體內部進行極其復雜數學模擬的這一難題，又能實現模擬海漫加糙段下游水流流速在垂向上的分佈變化這一主要目的。在獲得基本的入流流速分佈、初始水位及加糙體的絕對高度和加糙段長度的情況下，能迅速模擬出加糙段下游各個斷面在垂向上的流速分佈情況。
  7. The open angle, head loss and hydrodynamic pressure under the rated flow and several kinds of proportion are carefully observed in the model test, and these results are given for reference in engineering design

    階段模型試驗中詳細觀測了在額定流量下，不同比重拍門的開啟角度，水頭損失及門體動水壓力變化情況，以供工程設計應用參考。
  8. Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case

    文摘:針對水石流顆粒粗，粘性小的特點，提出了利用水槽進行分段模擬水石流的設想，首次通過幾何變率解決難度較大的阻力相似問題，改變了以往過度加糙的方式;通過變粒徑比尺的方法消除了模型沙級配不連續相似的問題，較好地實現了固體物質級配相似，達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例，對本方法進行了驗證
  9. Based on the mode experment, we research the vibration property of the sonar dome with its fixing manner and find a manner for control under water self - noise near the sonar. because of the similitude between mode and real sonar dome, the result is useful for sonar design

    本文在導流罩的相似縮比模型試驗的基礎上，討論不同安裝連接方式對導流罩振動特性的影響，探討通過改變導流罩的振動特性降低聲吶自噪聲的技術途徑.由於模型與實體存在相似關系，試驗分析結論對實際應用具有一定的指導意義
  10. On the basis of existing studies in the field of seepage of rock mass both at home and abroad, the present dissertation has conducted a broad study in terms of hydraulic and geometric parameters, computing model, basic seepage law, fracture drainage, rockmass " unloading mechanics and its relations with seepage. the paper is written by employing such methods as field observation, model test, theory research and numerical analysis. the main research payoffs are as follows

    本文在充分認識了國內外巖體滲流研究的發展及研究現狀的基礎上，結合現場觀測、模型試驗、理論研究及數值分析等多種方法，對裂隙巖體的水力幾何參數、計算模型、基本滲流規律、裂隙排水、巖體卸荷力學及其與滲流的相互作用等多方面進行了研究，取得了如下一些主要成果。
  11. Centrifuge model test technique preferably solves two problems : one is the gravity loss of the model soil, the other is the coupling problem between the seepage field of the ground water and the stress field of the stratum, which is a guidance for other deformation controls under the similar condition

    離心模型試驗技術較好的解決了在地下工程研究中模型土體的自重損失和地層位移分析中地下水滲流場和地層應力場相互耦合作用問題，對于在相似條件下富水地層隧道開挖施工如何控制地表沉降變形的研究方面具有指導意義。
  12. The prediction of propeller - induced hull pressure fluctuation in non - uniform flow is studied by using theoretical calculation and model experiment systematically. an intact method and computer program for the prediction of unsteady cavitating propeller - induced hull pressure fluctuation in non - uniform flow is set up in this paper. the measurement of propeller induced hull pressure fluctuation in depressurized towing tank carried out in this paper is the first time inland

    本文從理論計算和模型試驗兩個方面系統地研究了不均勻流場中螺旋槳空泡誘導的船體表面脈動壓力的預報問題，建立了一套完整的預報非定常空泡螺旋槳誘導的船體表面脈動壓力的方法和程序，並在國內首次完成了在減壓拖曳水池中進行空泡螺旋槳誘導的船體表面脈動壓力測試。
  13. As an inlet structure, the forbay is an important part of the pumping station. the pressurized forbay, close in top structure, is a kind of particular forbay in which water is pressurized. based on the integral hydraulic model test of shanghai changqiao waterwork ' s water - transport pumping station, some research on the hydraulic characteristics of the pressurized forbay has been done in the paper. the main content is listed as follows : l. the hydraulic characteristics of the pressurized forbay in different water supply combination and different pump unit combination without divertion measure, and the reason of the poor flow state. 2. the hydraulic characteristics of the pressurized forbay with diversion pier, and the reason why the flow state can be improved. 3. the experimental research on the critical air suction condition of the pressurized forbay

    本文基於上海長橋自來水廠改造工程送水泵站整體水力模型試驗，對有壓前池的水力特性進行了研究，研究的主要內容如下： 1 、無導流措施的有壓前池在不同供水組合及不同機組開機組合條件下的水力特性，並分析了流態較差的原因； 2 、加設導流墩後有壓前池的水力特性，以及加設導流墩流態改善的原因; 3 、有壓前池進氣臨界條件的試驗研究； 4 、水泵進氣以後水泵性能的討論。
  14. Based on the 3 - d numerical simulation and the model test, many factors affecting the flow pattern stability and the hydraulic characteristics of the horizontal submerged jets are studied

    摘要採用數值模擬和模型試驗相結合的方法，分析了水股分層、坎高、出口體型和跌坎形式等因素對多股水平淹沒射流的流態穩定性和水力特性的影響。
  15. The flow regime inside of the tunnel, the characteristics of hydrodynamic load, the hydrodynamic pressure feature at the gate slot and the vent air speed during the shutting of the gate is studied through model test, and then the reliability of the gate, the feature of the vent air speed and the pressure at the gate slot during the shutting of the gate are analyzed based on the test result concerned

    通過模型試驗研究了事故閘門關閉過程中泄洪洞內的水流流態、門體的水動力荷載特性以及門槽段動水壓力特性、通氣孔風速，並根據試驗結果分析了該閘門動水下門過程中的可靠性，通氣孔風速特性和門槽段壓力特性。
  16. With theory analysis, similarity principle and similarity three - laws of hydromechanics, the paper applies methods of law analysis and equation analysis to give an assumptive condition of simulation and original mold ’ s geometry scale, with which to deduce parameters " simulation scale, and builds theory foundation for experiments of model

    在模型試驗階段，在理論分析的基礎上，藉助于流體力學相似性原理，應用定律分析法，以模型和原型的幾何比例尺為基礎，推導出各參數的相似比例尺，從而為模型試驗打下了理論基礎。
  17. By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring

    本文通過廣泛調研、儀器研製、系列模型試驗和相關的理論分析，在河工模型時間變態率控制、模型加糙、出入流檢測方法和設備、水位流速測量新技術、模型自動測控系統等方面取得了下列成果： （ 1 ）應用工控組態軟體技術，開發了一套大型河工模型自動測控系統，實現了模型內外邊界的自動控制和基本水力參數的自動量測。
  18. For the laser stream cleaning, the removing force is qualified by setting up a model, in which laser heats the medium film and produces bubbles in a film of medium near substrate surface, then the growing bubble impels the medium around it, at last the particles on the surface are removed by the rapidly moving medium

    然後引入氣泡成長動力學和流體沖擊力學理論，解釋了激光濕式清洗中微粒被去除的機理，建立了激光濕式清洗光學基片的動力學模型。試驗的結果與模型分析的結論都表明激光濕式清洗能夠有效去除表面吸附的微米甚至亞微米級的污染微粒。
  19. In this paper, scale models are used to study local scour around bridge piers and abutments, and the scour pit pattern and maximum scour depth, which may serve as a reference for engineering design, are given

    採用系列模型試驗方法，對具體工程大型橋墩在水流和波流共同作用下的局部沖刷分別進行研究，提出了沖刷坑形態和最大沖刷深度，供工程設計參考。
  20. Based on the hydraulics series model experiments of the t type barrier stilling basin, the paper gives a full exposition to changing process of the current ' s flow regime of the t type barrier stilling basin and discloses the flow regime characteristics, the theory of energy dissipation, the shape optimization choice, the method on hydraulic design parameter and programme. what ' s more, it provides the expression of mathematics and key of the t type barrier stilling basin

    本文通過t形墩消力池的水力學系列模型試驗，完整地闡述了t形墩消力池水流流態的演變過程，揭示了t形墩消力池的流態特性、消能機理、體型優化選擇以及水力設計參數方法及程序，並給出了t形墩池界限水深的數學表達式及解。
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