流變動力學 的英文怎麼說
中文拼音 [liúbiàndònglìxué]
流變動力學
英文
rheological dynamics-
The influence of myocardial function on cerebral hemodynamics in asphyxiated neonates
窒息新生兒心功能變化對腦血流動力學影響初探Hemodynamic changes in combined operation of portal azygous devascularization with mesocaval shunt for portal hypertension
斷流加分流聯合手術治療門靜脈高壓癥的血流動力學變化One cardiac cycle is divided into 50 parts in the transient analysis to accurately simulate the continuous pulsatile blood flow in the coronary artery, the hemodynamic parameters of the atherosclerotic and the controlled models at each of the 50 moments were computed in accordance with the physiological condition
這些計算包括：脈動流情況下的非狹窄和狹窄不對稱性對狹窄流場的影響，分岔角度變化時動脈狹窄和非狹窄的各種血流動力學參數的計算模擬。For obtaining the numeral solutions of round elastic plates in axisymmetrical deformation with varying - thickness in nonlinear deformation in the unsteady electromagnetic field and mechanical field, by establishing the equations of motion, the equations of distortion, the equations of lorentz force, the equations of electronic dynamic mechenical, and adopting iterative method, we gained the nonlinear magneto - elastic calculation method and outcome of current - carrying shell, and gained the influencing degree toward mechanical parameter of varying thickness round ferreous plates in the electromagnetic field and mechanical field
摘要為了獲得內邊界固定的環形導電薄板在均布力與橫向磁場作用下的變形問題的數值解，通過建立運動方程、變形方程、電動力學方程和洛侖茲力方程，運用迭代法得出了載流板殼的非線性磁彈性的計算方法和結果，以及機械場、電磁場對鐵質變厚度圓板各力學參量的影響程度。Changes of hemodynamics after cerebral ischemia - reperfusion injury in rats
大鼠腦缺血再灌注損傷后血流動力學變化Color doppler imaging of ocular hemodynamics in early ischemic papillopathy
彩色多普勒超聲對缺血性視乳頭病變早期血流動力學的研究A new method should be discovered to design the function block. the thesis is based on the rheology and hydrokinetics of the polymer melt, and calculates the velocity in the die by fem simulation, and provides die design with theory proof. according to the existed theory, i summarize and conclude the fem formula of the polymer flow, and then write the program to calculate on the computer
本論文中功能塊結構的研究，是以熔體的流變性以及流體動力學理論基礎上，對在口模中的熔體進行數值模擬，計算出熔體在口模中的流動參數（主要是速度的分佈） ，從而可以科學的對功能塊幾何結構進行優化。Through the study on the character of hydrokinetics and heat transfer and combustion and dynamic of cfbb, three kind of single fuzzy controllers and a kind of synthetically fuzzy controller are designed, and control system is analyzed in some one power plant, and the three kind of control scheme are simulated on deferent objects
本文通過對循環流化床的流體動力學特性、傳熱學特性、燃燒特性和動態特性等的研究，設計了三種單模糊控制器和一種綜合模糊控制器，分析了某一電廠實際控制系統，並對這三種控制方案進行了變對象的模擬。Cerebral hemodynamic changes and the subtypes of cerebral infarction in patients with symptomatic internal carotid artery stenosis
有癥狀頸內動脈狹窄患者血流動力學改變與腦梗死亞型Simulated experiments effects of intrathoracic pressure change on hemodynamics model i and ii tests demonstrated that the same itpc had different actions on the simulated ventricular fillings. the itpc would not change the pressure in the simulated right heart but its volume while it changed the pressure in the simulated left heart without direct influencing on its volume
模擬實驗胸壓變化對血流動力學的影響3第四軍醫大學博士學位答辯論文外周靜脈壓和模擬胸腔壓力變化相同時所引起的右心室容積的變化是相同的；當兩者同時同步變化時，右心室容積無變化。Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星（如木衛三，水星，地球，木星和土星）和恆星（如太陽）具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動，磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線，即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色，並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型3. effects of intrathoracic pressure change on the hemodynamics and the motion of ivs in patients with pe to observe the respiration - related hemodynamic changes and the ivs motion in 10 patients with pe with or without cardiac tamponade using echocardiographic technique. 4
心包積液時呼吸對血流動力學及室間隔運動的影響用超聲心動圖觀察心包積液伴有或不伴有心包填塞患者川例的血流動力學改變及室間隔隨呼吸運動倩況，計算rvi值，並與正常人進行對照。Several semi - active control algorithms used in the semi - active suspension system with mr dampers are proposed and developed including the " on - off " voltage controller, the continuously linear variable voltage controller, the modulated continuously linear variable voltage controller based on " sky - hook " damping concept and the hybrid controller based on the combination of " sky - hook " damping concept and " ground - hook " damping concept and the fuzzy logic controllers using measurements of the relative displacement between the sprung and unsprung mass or the absolute acceleration of the sprung mass as the input variables of fuzzy logic controllers. the simulation models were prepared in matlab ? simulink ? fuzzy toolbox programs. the experiment setup of the semi - active suspension system with mr dampers in the lab has been designed and developed
根據磁流變阻尼器特性和對懸架系統動力學特性的規律性研究，為磁流變阻尼器設計了基於「天棚」阻尼控制概念的「 on - off 」 、線性連續和修正的線性連續控制策略，基於「地棚」阻尼控制概念的磁流變阻尼線性連續控制策略， 「天棚」阻尼和「地棚」阻尼控制概念線性組合起來的磁流變阻尼混合控制策略，根據模糊控制原理設計了以簧載質量和非簧載質量間相對位移或簧載質量加速度分別作為輸入變量的模糊邏輯控制器用於磁流變阻尼半主動懸架的智能控制。There is more and more evidence that hemodynamic factors play an important role in the development of the arterial atherogenesis, but even up to now, the specific role of the hemodynamic factors is not well understood yet, therefore further research work of revealing the biomechanical mechanism of atherosclerosis is helpful and necessary to learn its pathology and occurrence, which is very important in biofluid dynamics and is closely related to the development of the biofluid dynamics in theory and numerical simulation, the investigation of coronary circulation rules of human cardiovascular system and the further study of occurrence mechanism of cardiovascular diseases, so is of great significance in both scientific research work and realistic application
越來越多的研究證據表明，血流動力學因素在動脈粥樣硬化的發生和發展過程中起著關鍵的作用。但時至今日血流動力學因素確切的作用還需要進一步了解，因此更深入地研究動脈粥樣硬化的生物力學機理對于掌握動脈粥樣硬化的病理和發病規律有著巨大的研究價值。近年來，隨著人們生活水平的不斷提高和生活結構的逐步改變，心血管病的發病率也在不斷增加，並已經成為危害人類生命健康最為嚴重的疾病之一，其患病率和死亡率居各類疾病之首，因而成為發達國家和發展中國家的頭號殺手。Catastrophe analysis of airflow reversal for descensionally ventilated mine fire
礦井火災下行風流逆轉的突變動力學分析In addition, considering the essential characteristics of the fusion - fission hybrid reactor, the preliminary analysis and research of the mhd pressure drop of liquid metal that flow through the fuel packed pebble bed - based blanket are given
另外，基於聚變中子源驅動的次臨界清潔核能系統，針對聚變?裂變嬗變混合堆的本質特點，對液態金屬球床包層進行初步地探討和研究，進行了球床液態金屬溢流的磁流體動力學流動的建模分析和計算。3 ) a novel martensitic transformation kinetics model for sma is proposed based on the phenomenological description of the martensitic transformation heat flow - temperature curve and on the linear relationship between the partial derivatives with respect to the temperature of martensite fraction and of gbbis free energy. numerical simulations by utilizing the proposed model are closer to experimental results than those from other models
3 ）基於對馬氏體相變熱流-溫度實驗曲線的唯象模擬，以及馬氏體體積分數與熱力勢對溫度偏導數之間的線性關系，建立了一種新的馬氏體相變動力學模型，並與其他模型及實驗結果進行了比較。To estimate the influence of the flatness ratio on hydrodynamic performance, a group of torque converters with different widths were investigated by cfd simulation to improve the power diversity and reduce the mass based on the variable - width circulatory circle torque converter design method
摘要在變寬度循環圓設計方法的基礎上，為提高液力傳動系統功率密度，減輕質量，對幾組不同寬度比循環圓的變矩器進行了cfd （計算流體動力學）數值模擬，藉以評估對其整體傳動性能的影響。To use the dynamic mesh model, it is necessary to provide a starting volume mesh and the description of the motion of any moving zones in the model. this paper describes the motion using a c program, a user - defined function ( udf ), to calculate the linear and angular velocities from the force balance on the store
與此相映，動態網格計算技術是最近兩年計算流體動力學最新發展成熟的重大成果，並且在先進的cfd計算軟體中得到了實際的應用，開始為計算飛機投彈之類復雜相對運動造成的時變流場等領域提供了實際可行的工程方法。The multi - functional blanket for waste transmutation and fuel production has been developed. based on studies for feasibility and reliability of fusion - driven hybrid reactor, the conceptual design of dwtb is presented, especially the analysis activities of liquid metal mhd pressure drop in the fds blanket that is included into thermal - hydraulic analysis
本論文針對雙冷嬗變核廢物包層設計，從液態金屬磁流體動力學觀點出發，提出與液態金屬mhd效應相關的研究設計概念，並對雙冷嬗變核廢物包層中液態金屬mhd壓降進行分析研究和模擬計算，評價其可行性。分享友人