Control of Micro Stick-Slip and Stiction in MEMS 微机电系统中的微观黏滑、黏附与控制
Stick-slip flow is a jerky movement of compacted grains with velocity of particles at the walls slightly lower than in the rod like core. 粘附滑移流动是一种密集颗粒的急跳式的运动,在壁面处,颗粒的速度稍低于呈杆状的中心的速度。
The abrupt disappearance of stick-slip at the lower speed level is attributed to changes in the elastic deformation of the fiber. 在低速水平时,粘滑现象也消失,这是由于纤维弹性变形的改变。
Analysis and design principles of stick-slip phenomenon in large pitch conveyor chain 大节距输送链爬行现象分析及设计原则
In the experiments, a small-amplitude sine wave of displacement is modulated to shear loading to study the effects of shear stress perturbation on stick-slip instability. 实验中通过在剪切方向上叠加正弦波状的位移扰动,研究了剪应力扰动对断层粘滑失稳的影响。
Based on the characteristics of coupled wheelset, a new way to restrain stick-slip vibration is presented, whose feas. 基于耦合轮对的特点,提出采用耦合轮对抑制粘滑振动的新方法,并对其可行性进行了分析。
Locomotion Mechanism of Micro Robot Based on Impact and Stick-Slip Driving 基于碰撞与粘滑复合驱动的微小型机器人移动机构研究
Analysis of Disk Braking Flutter for Rolling Stock Based on Stick-Slip Theory 基于黏滑机理的铁道车辆盘形制动颤振分析
2-stop stick-slip motion of a dry friction oscillator under a harmonic excitation of one-third natural frequency 三分之一固有频率谐激励下干摩擦振子的双Stop粘滑运动
The Research of Core Competence System Construction on Travel Agency Industry in China; Control of Micro Stick-Slip and Stiction in MEMS 国有旅行社业核心竞争力微观系统经验解析微机电系统中的微观黏滑、黏附与控制
Management of Severe Intrauterine Adhesion Combination of Sacculus and Hyaluronic Acid after Trans-cervical Resection of Adhesion Control of Micro Stick-Slip and Stiction in MEMS 重度宫腔黏连分离术后宫腔放置球囊加透明质酸钠预防再黏连的临床观察微机电系统中的微观黏滑、黏附与控制
The results show that with the decrease of belt velocity the system loses its equilibrium stability and the self-excited vibrations, containing pure-slip and stick-slip types, are induced. 通过分析可知,在传输带速度减小的过程中,系统的静平衡状态失稳,出现纯滑动和粘滞-滑动形式的干摩擦自激振动。
The system steady-state error and the stick-slip phenomenon caused by the nonlinear friction are analyzed. 分析了由非线性摩擦力矩引起的系统稳态误差及粘滑振荡现象;
During the friction period, there is no precursory increasing of AE activity before the big stick-slip events. 摩擦滑动过程中,大的粘滑失稳前未见有AE活动前兆性的增强过程。
Research and Model of Friction Drive Theory Based on Stick-Slip Effect 基于粘滑原理的摩擦力驱动机理研究与建模
The friction between gabbro and marble exhibited stick-slip with visible displacement weakening. 辉长岩与大理岩之间的摩擦出现粘滑,位移弱化现象非常显著。
Research on Application of Periodic Method in Stick-Slip Motion Parameter Testing System of the Machine Tool 周期法在机床爬行参数测试系统中的应用
The laboratory results of stick-slip of a fault with weak barrier were presented in this paper. 本文给出了一种带有软弱障碍体的粘滑实验结果。
An improvement has been made on the measuring device of stick-slip tester and it can measure and test parameters of system dynamics in different cases and data for quantitative analysis such as friction factor. 对爬行试验机的测量装置进行了改进,可测出各种工况下系统的动态特性参数和摩擦系数等定量分析数据。
The stick-slip motion law of the mass blocks induced by rotary friction at the beam end is calculated and analyzed theoretically, and the influencing factors upon the stick-slip motion are discussed. 从理论上计算和分析了旋转摩擦诱发梁端质量块的粘滑运动规律,并对影响粘滑运动的主要因素进行了讨论。
To the subject of cylinder stick-slip characteristic criterion in low-speed motion, an in-depth theoretical analysis and experimental study is made in this thesis. 论文针对气缸低速爬行现象特征判据的课题,进行了深入的理论分析和试验研究。
First the mechanism of stick-slip occurring and affecting factors on stick-slip is analyzed thoroughly. 首先,深入地分析了气缸产生爬行现象的机理和影响因素。
The torque feedback system is a successful technology for eliminating stick-slip vibration of drill-string assembly. 扭矩负反馈减振是控制和消除钻柱周向粘滑振动较为有效的方法之一。
And the main factors influencing the amplitude and period of the stick-slip vibration are discussed. 并对影响粘滑振动幅值和周期的主要因素进行了讨论。
A stick-slip model has been given out; 建立了断层冲击地压的粘滑模型;
The rotary body and the mass which is the attachment of the elastic beam are regarded as friction pair, and the stick-slip vibration law of the mass induced by rotary friction is determined. 把旋转体和与弹性梁固结的质量块作为一对摩擦副,研究了旋转摩擦诱发质量块的粘滑运动规律。
The wheelset seized process, anti-slide control and stick-slip chatter problem during braking are thoroughly studied. The influence of chatter vibration on the braking anti-slide control is investigated. 建立了制动防滑控制模型,进行了摆式列车制动动力学问题的研究,深入研究了制动过程中轮对的抱死过程和防滑控制以及粘滑颤振问题,并分析了颤振对制动防滑控制的影响。
According to the PDC bit and the rock interaction model, analyzed the influence of the parameters of PDC bit to the stick-slip vibration. 根据PDC钻头和岩石相互作用的模型,分析了PDC钻头的参数对钻柱粘滑振动的影响。
The new locomotion mechanism can get high driving velocity with resonance principle and high moving resolutions with stick-slip principle. 该机构可以采用粘滑驱动原理较高的运动分辨力;也可以采用谐振驱动原理实现较高运动速度。
Stick-slip vibration is a kind of severe torsional vibration, while whirl is a kind of serious lateral vibration. 粘滑振动是一种扭转振动,而涡动是一种横向振动。