粘壓阻力 的英文怎麼說
中文拼音 [niányāzǔlì]
粘壓阻力
英文
viscous pressure resistance-
Since lots of factors such as pumping blood ability of heart, heart rate, vascular resistance, flexibility of main artery and big artery, body blood capability and hemal physical state can be reflected by blood pressure, it is of great importance to be one physiological parameter for body cycle system enginery
=血壓是反映心臟泵血功能、心率、血管阻力、主動脈和大動脈的彈性、全身血容量及血液粘滯性等生理參數的重要指標，是反映人體體循環系統機能的重要生理參數。The experiential formula between kc and base resistance q from cpt and, the relationship between ke and c # ( strength of concrete ) are also created by fitting 94 pressed pile testing date. based on analyzing the compacting effects caused by driving pile in loess and it ' s influence on bearing capacity and settlement, another two disturbance parameters, c and e, are proposed for multiplying respectively the parameters of soil cohesive c and deformation modulus es to reflect this effect. by fitting 51 driven pile testing date, we created an experiential formula between the e and r ( the modulus ratio between pile and surrounding soil ), also an experiential formula between the c and base friction resistance fs / pa from cpt of pile surrounding soil
在本文中分析了靜壓樁的沉樁擠土效應對其承載力與沉降特性的影響，在計算模型中引入了樁周土粘聚力c的修正系數k _ c和樁周土變形模量e _ s的修正系數k _ e來體現這種影響，通過對94根靜壓樁試樁資料進行擬合，建立了k _ c與樁端土靜力觸探的端阻q _ c之間經驗公式以及k _ e與c # （混凝土標號）之間的對應關系。Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application
熱、壓環境下壓阻變換壓力傳感器的性能可以通過有限元方法預測.這里研究了簡化的1 / 8模型，模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元預測結果和實驗數據具有可比性.範例研究表明，硼硅堆導致產生一定的非線性，但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而，在相對穩定的環境下，軟黏合劑對傳感器的影響可以忽略.此外，詳細的設計和過程信息有助於提高模型的適用性In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile
根據彈塑性理論，運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算，獲得樁端承載力與樁長（埋置深度） 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系，並採用數理統計方法，對81組ansys模擬試驗結果數據進行回歸分析，得到有限元法確定樁端極限承載力的回歸公式，並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析，得到大直徑樁端阻的尺寸效應系數計算公式。This dissertation also presents the equivalent stiffness and damping models and the nonlinear hysteresis and saturation model of a kind of the mr damper developed by the experimental testing and modeling in order to describe accurately characteristics of the mr damper
建立了磁流變阻尼器的等效剛度和等效粘性阻尼系數與施加電壓、激振頻率和振幅的關系以及能精確表示磁流變阻尼器的力學特性的非線性滯回模型。Firstly a mathematical swath in full scale is studied. the numerical results of total pressure, wall shear stress, corresponding viscous resistance coefficient at different velocity and so on are obtained. the computational viscous resistance coefficients are compared with the estimated ones using empirical formula and the results are found to be in good agreement
首先對一swath數學船型做了研究，得到不同航速下的物面總壓力、物面切應力分佈及相應的粘性阻力系數等結果，並將各航速下的粘性阻力計算結果和經驗公式估算結果做了比較，吻合得較好。Injection time switchover temperature affects the viscosity of the melt, which presents resistance to the advance of the screw
注射時間轉換溫度影響熔融塑料的粘度，而粘度會給螺桿的頂部帶來阻力（反壓力） 。The influences of soil structure, confining pressure and strain amplitude on dynamic properties of recently deposited soils of nanjing and its surrounding areas are discussed. furthermore, based on test results and theoretical analysis, the averaging curves, recommended values and envelopes of dynamic shear modulus ratio ggmax and damping ratio versus dynamic strain for recently deposited soils of nanjing and its surrounding areas are presented. by use of vibration triaxial apparatus, nanjing silty clay and fine sand interbedded strata and nanjing fine sand were tested and their test results are discussed
通過自振柱試驗，探討了土的結構性、有效圍壓和應變幅值大小對動荷載作用下南京及其鄰近地區新近沉積土的動剪切模量、阻尼比和應力?應變關系的影響；通過試驗和理論分析，給出了南京及其鄰近地區的粘土、淤泥質粉質粘土、粉質粘土、粉質粘土與粉砂互層土、粉土以及砂土等六類新近沉積土中典型土類的動剪切模量比和阻尼比隨剪應變幅值變化的平均曲線、包絡線和推薦值。Viscous pressure resistance
粘性壓力阻力The impedance matching design of the ultrasonic motor has been completed. the measuring pzt have been adhered to either side of the stator, measuring voltage changes of it making use of piezoelectric effect when the ultrasonic motor works
為增大馬達的輸出能力，定子採用雙面粘貼壓電陶瓷驅動。建立了超聲波馬達的等效電學模型，完成了超聲波馬達阻抗匹配的設計。In this paper, a theoretical investigation of the drag reduction for underwater submarine by riblet biomimetic non - smooth surface and microbubble carried out, the prime mechanism of two drag reduction technology is open out, and provide theoretical foundation for engineering, which proved efficiency of thruster
粘性摩擦阻力在低速前進時對航行器的阻力起主導作用，而在高速航行時壓差阻力是主要的，因此在設計當中綜合考慮了兩方面因素，使表面結構具有雙重減阻特性。It is shown that vibration suppression efficiency of these kind of treatments depend much more on the viscoelastic layer thickness, material properties and the piezoelectric layer thickness. secondly, a linear quadratic regulator and output feedback are used to actively control vibration. it is shown that placing the active element on the opposite side of pcld or underneath pcld is capable of vibration suppression with lower control effort and more inherent damping
定義了主被動混合阻尼結構控制性能指標：被動抑振性能指標、主動抑振性能指標、控制能量指標和控制力性能指標；然後，基於狀態反饋最優控制律，根據定義的控制性能指標分析粘彈性阻尼層厚度、粘彈性阻尼材料參數、壓電作動層厚度對主被動混合阻尼結構振動控制性能的影響，得到了一些有價值的結論。The sand is provided with the pseudo - cohesion c by reinforcement, which verified " the frictional reinforcement theory " and " the pseudo - cohesion theory " ; ( 2 ) the vertical pressure can influent the friction only within certain limits ; ( 3 ) the frictional performances of different filling with the same reinforcement are different ; ( 4 ) when the reinforcement and filling are similar, the development of the friction between reinforcement and filling is influenced by physical state of filling ; ( 5 ) the achievement of experiment are applied to project
砂土加筋后具有較大的準粘聚力c值，這證實了關于加筋土原理中的「摩擦加筋理論」和「準粘聚力理論」 。 （ 2 ）當垂直壓力在一定范圍內時，垂直壓力越大，摩阻力越大；但當垂直壓力超出一定范圍后，其對摩阻力的影響逐漸減弱， f曲線趨于平緩，且似摩擦系數隨垂直壓力的增大呈非線性減小。As we know, when meeting these soils, many breakdown and danger will occur, such as the blockings, which has attracted attention of many construction personal on site. however, at present, there exist many unknown fields in blocking. firstly, the definition of blocking is not interpretative
但是，如果地層是粘粒含量較少的卵石層、砂土地層、風化巖地層，進入壓力艙的土體就很難形成這種「塑性流動狀態」 ，從而嚴重阻礙施工進程甚至造成施工事故，閉塞就是常見的一種施工障礙，已經引相關方面的重視。分享友人