离心力

lí xīn lì
  • centrifugal force;centrifugal pull
离心力离心力
离心力 [lí xīn lì]
  • (1) [centrifugal force]∶ 一个沿曲线运动的质点反作用于约束它运动的物体上的力,也就是由于惯性原因迫使该质点作离开曲率中心运动的力,此力的方向是沿曲率半径指向外(如在弯曲的公路上高速行驶的汽车会向路的外侧边缘滑去)

  • (2) [centrifugence]∶离心倾向或离心作用

离心力[lí xīn lì]
  1. 果汁是通过离心力榨取的。

    The juice is extracted by centrifugal force .

  2. 结论加大离心力可增加MNC的回收率。

    Conclusion Recovery rate of MNC will increase by increasing centrifugal force .

  3. 离心力作用下Al/SiCp系统二维凝固过程的数值模拟

    Numerical simulation of a1 / sic_p system two dimension solidification processing by centrifugal casting

  4. 离心力场下V型火焰稳定器火焰稳定性的研究

    Characterization of flame stabilization for V-gutter in centrifugal force field

  5. 基于ANSYS的高速旋转刀具系统离心力效应的分析

    Analysis by ANSYS for Effect of Centrifugal Force on Tool System at High Rotational Speed

  6. 离心力场中的三维裂纹的J积分有限元计算

    The finite element analysis about J integral for three-dimensional cracks in centrifugal force field

  7. 本文建立了离心力作用下电液伺服振动台的系统模型,并采用了鲁棒H∞控制方法。

    In this paper , the theoretical mathematical-model of the electro-hydraulic shaking table in the centrifugal force field is established , and the robust H ∞ control method is adopted .

  8. NJ重介质离心力选煤的理论与实践

    Theory and practice of NJ dense medium

  9. LAN负极在结构设计合理的情况下可使热电池在径向2048.2m/s2离心力作用下正常放电。

    When the reasonable LAN anode structure designed , the activated thermal battery with LAN anode can sustain 2 048.2 m / s2 radial centrifugal force , and the output voltage curve is very smooth .

  10. 铝热反应Fe2O3+2Al→2Fe+Al2O3产生的热量使生成物处于熔融状态,在离心力的作用下,Fe和Al2O3发生分离,从而形成陶瓷复合钢管。

    The aluminithermic reaction Fe_2O_3 + Al-Fe + Al_2O_3 can produce melting products of Fe and Al_2O_3 which can be separated under centrifugal force to form ceramic & steel composite pipe .

  11. 考虑重力、离心力及曲率的影响,建立了溢流坝反弧段边界层动量积分方程及连续方程,应用Runge-Kutta法进行了数值求解,并将计算结果与模型试验结果进行了对比。

    Considering influences of gravity , centrifugal force and curvature , the momentum integral equation and continuity equation were established , then solving them with the Runge-Kutta method .

  12. 初生Mg2Si和初生Si的位置、数量和分布决定于其内浮速度和离心力场作用下的凝固速度;

    The position , quantity and distribution of primary Mg_2Si and primary Si are determined by solidification velocity under the effect of centrifugal force and their floating velocity inward .

  13. 在离心力场下,必须考虑土体自重的影响,推荐采用Gibson一维固结理论对试验结果进行计算研究。

    In the centrifugal force field , the impact of soil weight must be considered , Gibson one-dimensional consolidation theory was recommended for calculation of test results . 5 .

  14. 引入表示离心力与液体表面张力之比的常数Cf,以Stewartson&Wedemeyer理论和Murphy方法为基础,研究腔内液体晃动对共振不稳定频带的影响。

    On the basis of Stewartson-Wedemeyer theory and Murphy method , a constant Cf representing the ratio of centrifugal force to liquid surface tension is introduced for studying the influence of liquid sloshing within the body to resonant instability frequency band .

  15. 结果表明:通过适当的粒度配比,可在低温、低离心力下熔渗制备组织均匀的高体积比SiCp/Al复合材料,SiC颗粒体积分数可达到63%;

    It is concluded that uniform distribution SiCp / Al composites with up to 63 % high SiC particulate volume fraction can be prepared by infiltration method at low temperature and low centrifugal force for appropriate grain size proportion of particulates .

  16. 本文建立了基于一种合理考虑湍流&离心力相互作用的新的代数Reynolds应力模型和颗粒随机轨道模型的强旋湍流气固两相流动数学模型。

    A mathematical model for strongly swirling gas particle turbulent flow is formulated in this paper , based on a new algebraic Reynolds stress model accounting properly for turbulence swirl interactions and the particle stochastic trajectory model .

  17. 考虑离心力的影响,应用Hamilton原理建立了桨叶的摆振运动方程,并用广义Galerkin法对方程进行求解,分析了微型直升机旋翼桨叶变速度旋转时在摆振平面内的弯曲振动。

    The equation for the rotor blade lag was derived using the Hamilton principle and solved using the extended Galerkin method . The blade lagging motion for the condition of varying angular velocities was analyzed .

  18. 采用无刷直流电机,微机控制,数字显示,切换显示RCF离心力;

    Brushless DC motor , free maintenance , no powder pollution , micro computer control , digital display indicates the time , speed and RCF .

  19. 应用MATLAB软件,对并联机器人进行动力学仿真分析,得到驱动力的变化范围,综合仿真结果得出重力在运动过程中对驱动力的影响最大,哥氏力和离心力对驱动力的影响很小。

    In addition , it also finished dynamics simulation analysis of parallel robot in MATLAB , and got the range of driving force , verified the gravity is the biggest influence in the movement , the influence of centrifugal force and Coriolis forces is very small .

  20. 本文利用热色液晶技术,首次通过温度场显现试验,研究了离心力场下封闭微小通道内氟利昂R12的热驱动运动。

    A experiment using liquid crystal method was carried out to investigate the thermally driven in centrifugal field and the distribution of temperature .

  21. 最后应用ANSYS有限元软件利用循环对称的方法分析了某型发动机高压涡轮在温度场及离心力作用下的叶尖间隙在发动机工作过程中变化情况,并分析了计算中的接触热阻的处理问题。

    Finally , ANSYS software is used to analyzed the variation of tip clearance with the method of cyclic symmetry analysis when engine works under the conditions of temperature and rotational speed , AM using a new method to deal with thermal contact resistance in the calculation .

  22. 通过二次旋转回归正交组合设计分析了微量SRC法中离心力、溶剂量、溶涨温度和溶涨时间等因素对乳酸SRC值的影响,得到了乳酸SRC值的模型。

    The factors such as centrifugal force , solvent volume , solvent temperature and solvent time , which influence the lactic acid SRC value , were analyzed through quadratic rotating combined design and a model of lactic acid SRC value was obtained .

  23. 首先,本文借鉴了新经济地理学的D-S模型和OTT模型,通过本地市场效应、价格指数效应、市场拥挤效应三个方面,阐述了导致经济集聚和扩散的向心力和离心力。

    First of all , we focus on D-S model and OTT model , and analyze centripetal force and centrifugal force which lead to economic concentration and diffusion , through local market effect , price index effect , market crowding effect .

  24. 根据颗粒在离心力场中的运动状态和Lambert-Beer定律,导出了离心沉降测稀释效应的补偿系数,以及修正测量误差的方法,从而提高了测量的准确度。

    The compensation coefficient for the radial effect is deduced from the movement states of particles in the field of centrifugal force and the Lambert-Beer law to correct measurement er-rors . The application of compensation coefficient has increased the accuracy of measurement .

  25. 果汁的浊度测量受离心力和离心时间影响,但经4200r/min离心15min以上其浊度不再显著降低。

    The result of measuring for juices turbidity was effected by centrifuge force and centrifuge time used in the test . If the juices were centrifuged for more than 15 min in 4200g before measuring , the turbidity of them would not decrease .

  26. 在用消化法培养的过程中,采用Ⅳ型胶原酶消化脂肪组织,200目筛网孔径、800g离心力离心5min可获得大量的、纯度均一的细胞。

    During the culture by digested method , the ¢? collagenase was used for the first time , the 200 item mesh , 800 g centrifugal force , 5 min could get lots of , homogeneous porcine preadipocyte .

  27. 本文应用T■lke的轴对称环壳复变量方程,将张维对此方程求得的渐近解推广到二级渐近解,并求得了级数解(对离心力载荷和轴向载荷)。

    In this paper , Zhang-Wei 's asymptotic solution for the T lke 's equation of axial symmetric toroidal shell in complex variable is extended to the solution of second order , both for centrifugal and for axial loads . Power series solution is also obtained .

  28. 离心力在惯性除尘器中的作用及应用

    Contribution of Centrifugal Force to Inertial Dust Collectors and its Application

  29. 静电场和离心力场联合分离水/油型乳状液

    W / o emulsion separation in combined electrostatic and centrifugal fields

  30. 公路桥梁离心力系数可靠性研究

    Study of the Reliability of Centrifugal Force Coefficient in Highway Bridges