滑流理論 的英文怎麼說

中文拼音 [liúlún]
滑流理論 英文
slipstream theory
  • : Ⅰ形容詞1 (光滑; 滑溜) slippery; smooth 2 (油滑; 狡詐) cunning; crafty; slippery Ⅱ動詞(貼著物...
  • : 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...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 理論 : theory
  1. The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication

    詳細述了導軌副的設計過程,運用數學上的拉格朗日條件極值求解法,建立最優化數學模型,求出環矩形負壓吸附導軌的結構參數的比例情況,並運用體力學和氣體潤確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結
  2. 6. investigate the base oil for environment friendly lubricant and then select the composition of colza oil, esters and pao2. discuss on low - temperature flowability theories of vegetable - base lubricants

    對環境兼容潤油的基礎油進行了考察,選擇菜籽油、季戊四醇酯和聚-烯烴作為基礎油,並從上對植物基潤油的低溫動性原進行了探討。
  3. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    文系統研究了自主式水下航行器的建模、非線性自適應模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據體力學,建立了螺旋槳推進器的動態模型,它以螺旋槳來速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。
  4. Based on hydrodynamic lubrication theory, a rectangular tire tread model for simulating the viscous hydroplaning of tire is set up, taking into consideration the effects of hydrodynamic action, squeeze action and road roughness with numerical solutions obtained

    摘要根據體動力潤,將輪胎貓性水問題模擬為胎面單元與路面之間的動壓、擠壓膜問題,同時考慮了路面粗糙度的影響,建立了輪胎胎面單元黏性水問題的數學模型,並進行數值求解。
  5. These mathematics models involved the theories includes : elastohydrodynamic lubrication theory, the bearing kinesiology and ferrule control theory, etc

    這里所涉及到的有:軸承運動學,彈,套圈控制等。
  6. The potential flow theory is then applied to the overlap of the slipstream and the flow over the wing

    用位來處螺旋槳與機翼繞的迭加。
  7. The paper analyzes the characteristic of aerodynamics with structure of helicopter propeller blade, dissertrates vortex theory and the theory about gliding air field which produce the power of helicopter propeller blade. at the same time it also deduce the method of computing the induced velocity produced by helicopter propeller blade with vortex theory. at last, an influcence to the spreading of sound is discussed

    並且將兩種定位演算法進行了比較,說明了優劣;結合直升機的結構分析了旋翼的空氣動力特性,述了直升機旋翼產生拉力的滑流理論和渦,結合渦述了直升機旋翼場誘導速度的計算方法,在此基礎上分析了直升機旋翼場對聲音傳播的影響。
  8. In theoretical analysis, the motion of radially - emitted electron beam in diode region and drift region has been analyzed, and the relation between radial momentum or current of electron beam and the guiding magnetic field has also been studied, then the possibility to optimize the guiding magnetic field has been derived. the motion of radially - emitted beam electrons in smooth bore magnetron and smooth bore milo has also been studied theoretically. at last, the motion of radially - emitted beam electrons in compound axial and azimuthal magnetic field has been studied

    分析中,初步分析了軸向發射條件下電子在二極體區域和漂移區的運動規律,電子徑向動量隨著外加磁場變化的規律,以及電子束電隨著外加磁場的變化規律,還有二極體區域磁場優化的可能性;分別研究了有軸向磁場時以及有角向磁場時徑向發射的電子在光陽極結構中的運動規律,最後分析了在軸向和角向復合磁場中電子的運動規律。
  9. On the basis of the investigation on the related literatures of new refrigerants substitutes and new refrigerant oil, the in - tube evaporation of refrigerant and refrigerant - oil mixtures. this paper make a experimental research on the saturated temperature of propane ( r290 ) and lubricant oil ( suniso 3gs ) mixtures, evaporation heat transfer and pressure drop characteristics in a horizontal micro - fin tube

    文在參考研究國內外有關製冷工質、替代製冷工質及其含潤油混合物在水平管內動沸騰換熱研究現狀的基礎上,對丙烷( r290 )與潤油suniso3gs的混合物的飽和溫度、水平微肋管內動沸騰換熱及壓降進行了實驗研究與分析。
  10. Analyze the flow activation and low - temperature jellification theories that well illustrate the low - temperature properties of environment friendly lubricants, then study and discuss in perspective of molecule the low - temperature flowability of environment friendly lubricants

    分析了可以用於解釋環境兼容潤油低溫性能的動活化和低溫成膠,從分子的角度分析討了環境兼容潤油低溫變特性。
  11. The thesis introduces the general engine development, domestic and foreign, analyses the present situation and future development trend of environment friendly lubricants, studies on theories of flow activation and low - temperature jellification which well illustrate the low - temperature property of environment friendly lubricants, researches the low - temperature flowability of environment friendly lubricants in perspective of molecule, then theoretically synthesizes plastic and flow principles of environment friendly lubricants and finally reaches a ground to explain low - temperature properties of environment friendly lubricants

    本文述了國內外內燃機油的發展概況,分析了環境兼容潤油的發展現狀及趨勢,研究了可以用於解釋環境兼容潤油低溫性能的動活化和低溫成膠,從分子的角度研究了環境兼容潤油低溫變特性,對潤油的粘塑性變機進行了推導,找出了解釋環境兼容潤油低溫變特性的根據。
  12. With the development of automobile industry and road transportation , the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore , it is urgent to study vehicle collision accidents comprehensively and systematically , and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results , this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly , according to the collinear collision and two - dimension collision and the restitution coefficient , the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly , this paper try to research reconstruction of road traffic accident and put forward the method on it

    對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析,其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型,只有建立正確的數學模型,才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上,深入地研究汽車碰撞,分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系;其次,根據交通事故中最普遍的一維和二維碰撞的不同情況,採用恢復系數和動摩擦系數等概念,分別建立了碰撞后車輛動力學模型;第三,對汽車碰撞事故再現進行了初步研究,確定了車對車碰撞事故模擬計算和反推計算方法,並給出相應的模擬程序程圖。
  13. 3 ) based on the analysis result of equal contact stress curve and the theory of elasto - hydrodynamic lubrication, the expression of the oil film thickness between roller ( or ball ) and orbit are calculated. the simulation result proved that the thickness of oil film is enough for bearing and lubricating

    ( 3 )基於等接觸應力曲線的求解結果和彈性體動力潤,求得滾動體和軌道曲線間的油膜厚度表達式,並通過模擬分析證了馬達正常工作時這種油膜能滿足承載能力和潤的需要。
  14. By means of a detailed analysis to the interaction between droplet and its carrying fluid for horizontal stratified / atomization two - phase flow, a theoretical model is proposed to calculate the droplet axial velocity profile and the relative slip between dispersed phase and continuous phase

    摘要通過對水平分層霧化中液滴和其攜帶體間交互作用的分析,提出了一個預則水平分層霧化中軸向液滴速度分佈以及彌散相和連續相之間相對移的模型,通過計算獲得了兩相速度參數及相對移參數。
  15. According to the practical geological model of slope, by means of the finite element analysis, from the constitutive equations of the elastoplasticity and the viscoelasticity - viscoplasticity, the process and mechanism for progressive failure of the locked segment of rockmass are quantitatively revealed and simulated during the rupture, deformation, destruction, and failure of highsteep slope rockmass, and the dynamics driving the motion of rocky landslide with violent starting velocity by high pressure water flow is dealed with

    根據邊坡實際地質模型,基於彈塑性與粘彈-粘塑性的本構方程,通過有限元模擬分析,定量地揭示和模擬再現了高邊坡巖體破裂、變形、破壞及失穩前後鎖固段巖體漸進性破壞的機制和過程,探討了高壓水作用下坡啟程劇動的破壞機
  16. Fem analysis of associated and non - associated flow rules in theory of slip line field

    移線場中不同動法則的極限分析有限元解
  17. And then in detail the paper explains the main technique in sliding construction, which includes jacking scheme, plan layout, assembly, transport and stacking of component, setting of sliding system, setting of track, conformation of falsework, traction facility etc. third, the paper researches on se veral key points which are sum - up about technics flow of sliding construction, the select of falsework by bearing capacity which was calculated through three methods, the theoretic discuss on auto - control, dynamic or static inspect and adjust

    然後對其中的重點問題作進一步的討,包括移法工藝程的總結;對胎架的選型參考腳手架的計算,運用規范、軟體程序等三種方法進行受力特徵分析,與已有腳手架試驗結果進行比較分析,得出較為符合實際的胎架承載力值;對移過程中的自動控制及動、靜態控制監測等做出了應用分析和上的探討。
  18. In view of the problem of three - phase flow interpretation, a method for applying grey theory and optimization technique to processing three - phase producing profile is presented

    該方法以脫模型為基礎,建立極小化目標函數及視體速度(量) 、密度、持水率、溫度和壓力等測量參數的響應方程。
  19. So studies on the liquid - solid lubrication not only have great significance to lubrication theory, but also have great value in application

    因此,研究液-固二相體潤不僅對潤的發展具有重要的意義,而且也具有重要的應用價值。
  20. Based on an experiment performed on the piston ring - cylinder bore wear tester, liquid - solid lubrication is investigated in this thesis. the wear of the samples under different lubrication conditions ( the solid concentrations are 0 %, 0. 02 % and 0. 1 % by weight ) are discussed. the variations of the surface topography, especially the statistical parameters and functional parameters are studied, and the reasons that cause the variations are analysed

    本研究基於活塞環-缸套摩擦磨損臺架實驗研究了液-固二相體潤的問題,探討了潤油中不含固體顆粒、含有0 . 02和0 . 1納米顆粒三種潤狀態下的磨損情況,並進一步研究了液-固二相體潤狀態下試件表面形貌特性的變化,主要是統計參數和功能參數的變化,並探討了引起變化的原因,為更深入的液-固二相體潤問題的研究以及表面形貌設計提供上的參考。
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