动力放大系数,dynamic magnification factor
1)dynamic magnification factor动力放大系数
1.To study effects of parameters of a vehicle-bridge system ondynamic magnification factor,a simply supported bridge is modeled an Euler beam with equal length,and a moving vehicle is modeled a two-degree-of-freedom system with five parameters.为了分析汽车桥梁系统参数变化对动力放大系数的影响规律,将桥梁等效为等长的欧拉梁单元,将汽车等效为两自由度五参数模型,在状态空间求解车桥耦合振动方程得到系统的动力响应,定义了由垂向挠度和弯矩表示的动力放大系数。
2.Based on thedynamic magnification factor derived for tall building with tuned mass damper (TMD), the design tables for TMD optimum parameters were given by iteration.根据导出的设置调谐质量阻尼器（ＴＭＤ）高层建筑动力放大系数计算公式，利用数值迭代法给出了ＴＭＤ最优参数设计表格，同时分析了ＴＭＤ最优设计参数对振型参与系数的敏感性。
1.Probe into Dynamic Magnification Coefficient of Side Impact of Ships to Bridge Foundation船舶侧向撞击桥梁基础的动力放大系数探讨
2.Determination of Bridge Lifetime Dynamic Amplification Factor Using Finite Element Analysis of Critical Loading Scenarios临界荷载作用下通过有限元分析的桥寿命动力放大系数
3.Aarameter design of switch power amplifier for dynamic load capability of AMB磁轴承大动载能力与开关功放参数的设计
4.Three-Level Digital Power Amplifier Drive System of Magnetic Bearing;磁悬浮轴承三电平功率放大器数字驱动系统
5.power coefficient功率系数，动力系数
6.coefficient of kinetic viscosity动力粘性系数，动力粘度
7.hostile action/(forced) abandonment factor敌对行动/（被迫）放弃系数
8.Mathematics: an Open Cultural System--Wilder theory on the motive and regulation of mathematical development;数学:开放的文化系统——怀尔德论数学发展的动力和规律
9.transistor-alpha meter晶体管放大系数测定器
10.variable-mu hexode可变放大系数六级管
11.amplification factor bridge测量放大系数的电桥
12.The Research of Open CNC System Circle Interpolation Track Based on Kinetics and Kinematics基于动力学和运动学的开放式数控系统圆弧插补轨迹研究
13.A Digital Frequency Stabilizing System Consisting of High Precision Differential Amplifier AD620 for Four Frequency Differential Laser Gyro高精度差动放大器AD620构成的四频差动激光陀螺数字稳频系统
14.Design and Study on Collecting and Playbacking Operating Data System of Hybrid Electric Vehicle混合动力汽车行车数据采集及回放系统的设计与研究
15.Parameter Identification of Generators for Large Power System Dynamic Equivalence;大型互联电力系统动态等值发电机组参数辨识
16.Dynamic influence coefficient test of the crane of long-span hangar大跨度维修机库吊车动力影响系数测试
17.Particularly, the dynamics of soliton periodic distributed amplification system is discussed in detail.特别地,详细讨论了孤子周期分布放大系统的动力学行为。
18.Reform and Opening:the Powerful Motivity of Form and Development for Theoretical-system of Socialism with Chinese Characteristic;改革开放:中国特色社会主义理论体系形成和发展的强大动力
相关短句/例句
dynamic amplification factor动力放大系数
parison studies have been performed concerning ofdynamic amplification factor β and power spectrum density function (approximately estimated from design spectra) between Eurocode 8 and primary seismic design codes of China.用动力放大系数β对欧洲规范 (Eurocode 8)和我国主要抗震设计规范的设计谱进行比较 ;并对由欧洲规范和我国主要抗震设计规范设计谱估计出的功率谱密度函数作了比较。
2.In this way,thedynamic amplification factors(DAF) were calculated with vertical deflection,longitudinal stress,and transverse stress.利用数值方法分别以不同的动力响应(竖向位移、纵向应力和横向应力)计算车辆荷载动力放大系数。
3.Thedynamic amplification factor caused by the settlement was much bigger in a short span beam than that in a long span one.沉降差在桥梁中产生的动力放大系数随着跨径增大而减小。
3)dynamic magnification factor (DMF)动力放大系数(DMF)
4)force amplifying coefficient力放大系数
1.Some corresponding mechanics calculating formulae of output force andforce amplifying coefficient are also given.文中介绍了一种基于直线电机驱动的新型二级双向复合增力夹具,并对系统的工作原理进行了分析;文章给出了相应的输出力的计算公式及其力放大系数;该装置以直线电机为动力源,利用铰杆的角度效应以及杠杆的长度效应对输入力进行放大和传递;该装置结构紧凑,技术功能较为完善,增力效果明显,是传动机构绿色化设计的一种尝试。
5)displacement dynamic magnification factor(DDMF)位移动力放大系数
1.Based on the transfer function of the general MTMD,the unified expression for the displacement dynamic magnification factor(DDMF)is derived for MTMD-1 to MTMD-5.多重调谐质量阻尼器(MTMD)是由许多频率成线性分布的调谐质量阻尼器组成，可能的参数组合形成5种MTMD，即MTMD-1~MTMD-5，基于一般MTMD的传递函数，建立了MTMD-1~MTMD-5位移动力放大系数(DDMF)的统一模式，利用DDMF和数值搜寻技术进行了参数研究。
2.Based on the derived displacement transfer function of the structure with the general MTMD under the ground acceleration,the unified expression for the displacement dynamic magnification factor(DDMF)is formulated for the MTMD1～MTMD5.基于在基底加速度作用下具有一般MTMD时结构的位移传递函数 ,建立了MTMD 1～MTMD 5位移动力放大系数 (DDMF)的统一模式。
6)amplification factor of impact dynamics冲击动力放大系数
1.road condition factor andamplification factor of impact dynamics are proposed.从结构力学的理论出发 ,考虑影响车辆冲击力的各种因素 ,提出了路况系数和冲击动力放大系数两个新概念 ;克服了目前简单确定冲击系数和直线中插确定冲击力的弊端。
延伸阅读
放大系数分子式：CAS号：性质：又称增益，输出变化量与输入变化量之比。其反映的是稳态特性，放大系数越大，输入变量对输出，变量的影响越大。
