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- The experimental results show that multi-layer steel plate isolator has good hysteretic damping performances and the relation between the rigidity and the energy dissipation coefficient is non linear. 實(shí)驗結果表明,多層鋼板隔振器具有良好的遲滯阻尼性能,隔振器的剛度和能耗系數都隨形變的變化而呈非線(xiàn)性變化;
- By using hysteretic damping resultin from superelastic deformation of shape memory alloy(SMA),a new type of SMA-rubber bearing for seismic isolation is developed in this paper. 利用形狀記憶合金(SMA)超彈性滯回特性,提出了一種SMA-橡膠支座,并建立了這種新型隔震支座力學(xué)模型。
- In order to restrain low frequency vibration of flexible manipulator, hysteretic damping of assembled flexible link is used to restrain the vibration of flexible manipulator. 摘要為抑制柔性機械臂的低頻固有振動(dòng),該文提出利用組合結構滯遲阻尼效應來(lái)提高柔性機械臂的抑振性能。
- By using hysteretic damping resultin from superelastic deformation of shape memory alloy (SMA), a new type of SMA-rubber bearing for seismic isolation is developed in this paper. 摘要利用形狀記憶合金(SMA)超彈性滯回特性,提出了一種SMA-橡膠支座,并建立了這種新型隔震支座力學(xué)模型。
- In addition, radial displacement attenuates with the increaseof viscous damping coefficient. 粘滯阻尼系數越大徑向位移幅值衰減越快。
- Appropriate damping clearances are formed by changing inner diameter of the cylinder, which makes that damping coefficient varies with displacement. 通過(guò)改變阻尼器缸體內徑形成合理的阻尼通道間隙,使阻尼系數具有隨位移改變而變化的特性。
- Each one of the MTMD possesses the same stiffness and damping coefficient but unequal mass. MTMD具有相同的剛度和阻尼系數但不同的質(zhì)量。
- From the simple linear model, both stiffness constant and damping coefficient were increased in the stroke patients with spasticity. 由簡(jiǎn)單線(xiàn)性模型估計所得之剛性系數和組尼系數在中風(fēng)痙攣患者皆升高。
- The amplitude of ship seismic wave varies with the frequency of point source, absorption coefficient of seafloor and damp coefficient of seabed terrane. 聲源頻率、海底吸聲系數和海底基巖阻尼系數對艦船海底地震波信號均有影響。
- It has been demonstrated that the MTMD with the identical stiffness and damping coefficient but unequal mass provides better effectiveness and higher robustness. 剛度和阻尼保持常量但質(zhì)量變化形成的MTMD模型能夠提供更好的有效性和魯棒性。
- Based on the shear theory of Newtonian viscous liquid, the fusible damp coefficient is established for electromagnetism dynamic polymer Extruder screw s axial vibration system. 對聚合物電磁動(dòng)態(tài)塑化擠出機螺桿軸向振動(dòng)系統,根據牛頓型粘性流體的剪切理論,確定了聚合物熔體的阻尼系統。
- This paper put forward a method, which is used to identify the blow-off point of shock absorber valve system, based on the damping-displacement characteristic test of shock absorber, conversation of energy and equivalent damping coefficient. 摘要以減振器示功特性試驗為基礎,以能量守恒為依據,提出一種以等效阻尼系數為對象的識別減振器閥系開(kāi)閥點(diǎn)的方法。
- By which linear and non linear frequency response function was estimated, and nonlinear stiffness coefficient and damping coefficient of the model were optimized by least square method in this paper. 利用該方法對非線(xiàn)性頻響函數進(jìn)行估計,并利用了最小二乘法對模型的非線(xiàn)性剛度系數和非線(xiàn)性阻尼系數進(jìn)行了優(yōu)化。
- Then an example of retrofit techniques of steel truss bridge is introduced, in which the concept of damage control design is adopted introducing an girder floor isolation system and hysteretic damper. 另外,還例舉說(shuō)明了鋼桁架橋的改造,其設計引入了震害控制的觀(guān)念,采用了桁架橋板梁隔震系統和滯后減振裝置。
- It is shown that the OAG is a non-monotonic function of the strength, the correlation time of the DN, the system damping coefficient, as well as the frequency of the driving signal. 研究表明:輸出幅度增益是噪聲的強度和相關(guān)時(shí)間、系統阻尼系數,以及激勵信號的頻率的非單調函數;
- Considering influence of equivalent damping coefficient's changeability, motor parameter's veracity and algorithm, the deviation of the simulation results from the experimental data is less than 10%. 該模型具有可靠性好、準確性高、應用方便等特點(diǎn),為壓縮機系統參數的優(yōu)化設計提供了新的途徑,可以作為設計開(kāi)發(fā)直線(xiàn)壓縮機的一個(gè)有效工具。
- Variations on which attitude of spacecraft dependents are time,law of motion of manipulators,liquid mass,liquid inertial tensor and damping coefficient besides paths of motion of manipulators. 研究表明:影響充液航天器姿態(tài)的因素除了機械臂運動(dòng)的路徑,還有機械臂運動(dòng)的時(shí)間、機械臂轉角的變化規律、液體的粘性、質(zhì)量和慣性張量等。
- To investigate the effect of the parameters on the seismic response of structures, a large number of parameter analyses were carried out on the damping coefficient, damping exponent and period. 為了研究阻尼系數、阻尼指數和周期對減隔震橋梁地震反應的影響,作了大量的參數分析,給出了參數的合理取值范圍。
- Hysteretic Damping Application in Time Domain Analysis of Soil Layer 滯后阻尼在土層時(shí)域分析中的應用
- The result shows that when the damping coefficients are smaller, the stress rate decreases faster and EDR becomes higher, and vice verse. 并且發(fā)現當阻尼項組成律之系數值越小,則應力松弛衰竭速度越快,能量消散率則越大,反之亦然。