1) three-dimension micro force
三维微力
2) tri-axial micro-force sensor
三维微力传感器
1.
In order to satisfy this request,a novel micro-gripper integrating tri-axial micro-force sensor,based on the technology of piezoresistive detection,is presented.
因此,该文提出了一种以压阻检测技术为基础,集成三维微力传感器的微夹持器。
3) 3-D micro-tactile force sensor
三维微触觉力传感器
1.
To meet the requirements of micro-force measurements in small space, in this paper, a kind of MEMS piezo-resistance 3-D micro-tactile force sensor was developed,the method to calibrate the sensor was studied,a set of 3-D micro-force measuring system was built based on this kind of micro-sensor, on this basis, micro-force measuring experiment was carried on.
针对微空间内微小力测量的需求,本文开发了一种MEMS压阻式三维微触觉力传感器,研究了该传感器力特性的标定方法,基于这种微型传感器建立了一套三维微小力测量系统,开展了微小力测量实验,论文完成的主要工作包括:1。
4) 3D stress
三维应力
1.
The characteristics of 3D stress distribution of coal-seam and its thickness effects are obtained.
基于非对称综放开采布置特点,以谢桥煤矿1151(3)综放面地质技术条件为背景,采用计算机数值模拟,并结合现场实测研究,揭示非对称开采煤层三维应力分布及一次开采煤厚变化对应力分布的影响规律。
2.
The coupling equation of the seepage flow in fractured rock masses and 3D stress is concluded.
围绕裂隙岩体渗流与应力之间的关系问题,从理论出发,经过合理的建模和严密的推演,得出裂隙岩体渗流与三维应力的耦合方程。
3.
The physical model and strict relative equations of rock mass with single fracture under 3D stresses are proposed by considering the tectonic characteristics of fracture in rock.
建立了单一裂缝岩体在三维应力作用下的物理模型和严密的关系方程,推导出渗透系数计算公式,并对该公式进行了大量的三轴试验数据的验证。
5) three dimensional stress
三维应力
1.
The experiment expresses that the method of control fracturing of rock in three dimensional stress state can create cracks more than two randomly and improve the permeate rate of rock seams efficiently.
通过对岩石三维应力控制压裂实验结果的分析，得出了裂缝的条数、长度、方向与应力场、装药量、孔径的关系。
6) D stress
三维应力
1.
In this paper, the secondary stress, radius and displacement in plastic zone of cylinder tunnel under 3-D stress are analyzed on basis of do u ble shear strength theory.
为此本文利用双剪强度理论分析了三维应力状态下圆筒形巷道塑性区次生应力、半径和位移。
2.
In this paper,the authors study stress and strain field of rock body in dam site using 3- D finite- element simulation method,discuss the correlation3- D stress and strain of rock body to rock failure,and evaluate the stability of rock body.
采用三维有限元数值模拟方法 ,对坝址区岩体应力场和位移进行了研究 ;探讨了岩体三维应力、应变分布与岩体变形破坏的关系 ,评价了岩体的稳定
补充资料：测力传感器
测力传感器
force transducer
‘日，lm龟刃叮兀阅nql测力传感器(肠比etransducer提供与翰人的力值有确定关系的输出电量(如电阻、电感、电容等)的器件。例如，电阻应变式、电容式、电感式侧力传感器等。目前广泛使用的为电阻应变式，其最大力值有looN一20 MN多种规格，准确度有0.01、0.03、0.05和0.1等多种等级。电阻应变式测力传感器利用金属导线电阻的应变效应，将被侧力值转换为电阻的相对变化。压阻式测力传感器利用半导体的压阻效应，将被测力值转换为电阻率的相对变化。压磁式测力传感器利用铁磁材料的压磁效应，将被测力值转换为输出感应电势的变化。压电式测力传感器利用压电效应，将被测力值转换为输出电荷的变化。振弦式测力传感器利用张紧的振弦的固有频率与其张力间的关系，将被测力值转换为翰出频率的变化。陀螺式侧力传感器利用三自由度陀螺的二次旋进角速度与外力成正比的原理，将被测力值直接转换为数字信号输出。数字传感器的发展迅速，已进人实用化和商品化阶段。 (施昌彦)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条