轉動粘度計 的英文怎麼說
中文拼音 [zhuǎndòngniándùjì]
轉動粘度計
英文
rotational viscosimeter-
To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering
為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議Paints. method of use a rotational viscosimeter for measuring the apparent dynamic viscosity of varnishes, paints and similar preparations
塗料.用轉動粘度計測量清漆塗料和類似製品的外觀動態粘度The computations are shown to agree well with available experimental and numerical data and the physics of 3d large - scale flow separations and vortex shedding are confirmed. the simulation of the flow around a maneuvering wigley hull is a demonstration of capability for calculations of sway forces and yaw moments acting on a hull moving obliquely at a large range of yaw angles. the focus of study is large - scale cross - section separation flows, bilge - vortex development along the hull in the longitudinal direction and their effects on hydrodynamic forces
應用所開發的求解器,以wigley船型為算例計算了大角度斜航船體粘性流場和水動力,分析了漂角的變化對船體所受到的粘性水動力的影響,相當精確地預報了以橫流分離和般渦生成與泄出為特徵的操縱運動船體特有流動形態及橫向水動力和轉脂力矩,經與現有試驗和計算數據比較,檢驗和驗證了該求解器精確模擬繞斜航運動船體的大尺度分離流動和計算非線性水動力的能力。Glass - viscosity and viscometric fixed points - part 2 : determination of viscosity by rotation viscometers iso 7884 - 2 : 1987
玻璃.粘度和粘度固定測定點.第2部分:用轉動粘度計測The threshold speed and the typical characteristics of the oil whip of the system are simulated under the nonlinear model of oil film force, and the state of motion and type of the bifurcation are analyzed by floquet multiplicators which is computed by the shooting method. secondly, the the nonlinear dynamical model of the low - pressure rotor - bearing system by column bearing with reduced dimensions is presented. the numerical results show the rule of the amplitude with the eccentricity of rotor, the length - to - diameter ratio, oil viscosity and the clearance - to - radius ratio of the bearing under the definite speed
其次,對降維后的低壓轉子?軸承系統的非線性動力學方程,計算了圓柱瓦軸承支撐的轉子系統的振動穩定性在固定轉速下隨偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比的變化規律,並分析了轉子前軸承軸頸的失穩轉速與轉子偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比之間的關系,同時利用floquet理論分析其運動狀態和分岔類型。Surface active agents. determination of flow properties using as rotational viscometer
表面活性劑.用旋轉粘度計測定流動性能Abstract : the article introduces cement slurry rheological characteristics and the method of determining the main parameters for cement slurry rheological characteristics, and analyses the difference between the rotation type and funnel type of viscometers in measuring plastic viscosity and apparent viscosity of cement slurry, and then the limitation of the funnel type of viscometer is described. the difference between rigidity and yield value is pointed out. finally through analysis of cement slurry rheological characteristics, the cement slurry filling mechanism is proposed, and the main factors affecting cement slurry are studied
文摘:介紹塑性流體水泥漿的流變性及確定水泥漿主要流變參數的一般方法;分析旋轉式粘度計與漏斗式粘度計在測定水泥漿塑性粘度、表觀粘度時的區別,說明漏斗式粘度計在使用上的局限性;針對粘聚力(動切力)的測定進行分析,認為粘聚力與動切力為不同的概念.通過對水泥漿流變性分析,提出水泥漿充填機理,並對影響水泥漿擴散的主要因素,即粘度影響水泥漿在節理裂隙中向前擴散的速度,動切力限制水泥漿擴散距離作了說明Viscometry ; measurement of the dynamic viscosity of newtonian fluids with rotational viscometers ; sources of errors and corrections concerning cylinder ; rotation viscometers
粘度測定法.第2部分:用旋轉粘度計測量牛頓流體的動態Viscometry ; measurement of the dynamic viscosity of newtonian fluids with rotational viscometers ; principles
粘度測定法.第1部分:用旋轉粘度計測量牛頓流體的動態According to the characteristic of fermenter, we designed the control system based on single chip computer and personal computer, realizing the measurement and control over do, ph, temperature, pressure, ventilating rate and the speed of the stirring motor
根據發酵罐的特點,本文基於單片機和pc機結合,設計了發酵過程自動控制系統,實現do 、 ph 、溫度、罐壓、通氣量和攪拌電機轉速的測控以及發酵液的粘度的在線測量。Test methods for pigments - part 6 : fluidity - section 2 : rotational viscometer method
顏料試驗方法.第6部分:流動性.第2節:旋轉粘度計法Surface active agents - determination of viscosity and flow properties using a rotational viscometer
表面活性劑用旋轉式粘度計測定粘度和流動性質的方法The third one describes the properties of working fluid and some experiments on viscous - temperature curves of silicone oil, named as 0. 017m2 / s, 0. 027m2 / s and 0. 037m2 / s. the experimental results demonstrate that the dimension of plate and properties of working fluid have influences on life - span and torque transfer performance of lvc. in chapter four, the strength of each component of lvc were designed and corrected and the new seals were used and the space between the inner and outer plate is 0. 4mm
第一章主要說明了課題研究的背景和意義、液體粘性聯軸器的工作原理及其在工程上的應用,介紹了常時四輪驅動汽車的概念與分類;第二章在閱讀大量文獻的基礎上,對液體粘性聯軸器的研究成果進行總結,包括粘性聯軸器的扭矩計算,扭矩輸出所受的影響因素,駝峰發生的機理、駝峰觸發的溫度、駝峰發生時的最小轉速差,聯軸器在發生駝峰現象之前硅油剪切的內部溫度特性,聯軸器的傳熱模型以及汽車速度、滑移率對轉速差的影響。Then, the phase - space equations is presented based on the two - mass - oscillator dynamic equations, taking the relative velocity as the factors, to get the criterion as how to distinguish the stick phase and slip phase, which give a great convenience to optimize the design, and stability and control strategy. the response is studied following
然後根據二元摩擦振子動力學方程,建立運動狀態方程;並轉化為相對速度狀態量,通過對相對速度狀態量的討論建立判別粘滯與滑動狀態轉換過程及劃分標準,狀態空間的建立為球基微操作器的優化設計,控制理論以及穩定性討論奠定理論鋪墊。分享友人