The formula of impact velocity,impact forces of the ball mediums is extracted.
在超临速球磨机工业化设计的基础上,对超临速球磨机的磨矿介质冲击特性进行了研究、分析,推导出超临速球磨机磨矿介质钢球的冲击速度和冲击力计算公式。
The relations of erosive ratio to impact time, impact angle,and impact velocity are revealed,the formula of erosive relation is also quantitatively deduced.
本文探讨了涂层的一般组成及防冲击机理,系统研究了砂类颗粒冲击两边固定CF/EP、GF/CTBN/EP板的失重机理,分析了冲蚀率与冲击时间、冲击角及冲击速度的关系,并定性导出冲蚀率表达式。
A formula for calculating dynamic stress intensity factor of three-poi n t bending specimen is obtained by taking the impact velocity effect on dynamic s tress intensity factor into account.
采用振动理论分析了三点弯曲试样的动态响应 ,得到了一个计及冲击速度影响的动态应力强度因子计算公式。
In order to understand the properties of impact toughness of coal with different impact speeds and the change of impact toughness of lump coal to joint directivity of lump coal.
为了研究不同冲击速度条件下块煤冲击韧度的变化特征,以及块煤节理方向性对块煤冲击韧度的变化特性。
As the jet approaches the surface of road,the impact speed and pressure at staff point are the max.
当接近冲击面时,在滞点附近的冲击速度及压力最大。
In order to understand the properties of impact toughness of frozen soil with different impact speeds, and the strength of frozen soil under high strain rates, a series of notched Charpy bar impact tests are conducted on frozen Lanzhou loess, Lanzhou sand, and pure ice with different impact speeds and temperatures.
为研究不同冲击速度条件下冻土冲击韧度的变化特性,以及冻土在高应变速率下的强度特性,采用传统冲击试验机对冻结兰州黄土、兰州中砂和纯冰进行了不同冲击速度、不同温度条件下有缺口冲击试验研究。
Through the data of impulsive load experiment on this fuel assembly,this paper obtained how the impact force and impact acceleration changed with time and other parameters,and analyzed the causation of the different impact force and impact acceleration,further more,found the disciplinarian of impulsive load.
进行了该型控制棒驱动机构驱动线跟随燃料组件的冲击载荷实验后,分析了冲击载荷实验数据,得到了多种快速落棒工况下跟随燃料组件的冲击力和冲击加速度与时间等参数的关系,研究了影响冲击力、冲击加速度的因素,得出了冲击力最大值的变化规律。
First, the primary parameters included maximal acceleration and its pulse width which mainly affect the collimator’s intensity are established in the basis of impact acceleration’s analysis from the time domain and frequency.
本文通过对光学瞄具冲击加速度响应的时域和频域分析,获取了影响光学瞄具强度的主要特征参量,即冲击加速度峰值及脉冲宽度幅值,并以这两个特征参量作为试验系统的主要设计参量,进行了系统的总体方案设计。
This paper discusses the protection of firefighter’s helmet from impact acceleration.
本文通过论述消防头盔对冲击加速度的防护原理、试验方法和试验结果,分析了不同方向冲击时,消防头盔对冲击加速度的防护作用,提出改进消防头盔设计的一些设想。
Research on the last impacting velocity of the piston of pneumatic DTH hammer by FEM;
风动冲击器活塞冲击末速度的有限元研究
This paper researched the test system of impact deceleration based on the virtual instrument technology,gave detailed exposition of its function,composition,theory and applications.
研究了基于虚拟仪器技术的冲击减速度测试系统,详细阐述了其功能、构成、原理以及应用。
Contactless Velocity Measurements of Vibration and Shock Using the Laser Doppler Method
非接触测量振动与冲击速度的激光多普勒方法
Calculation of Gear Corner Contact Meshing Impact Rate
齿轮线外啮合啮入冲击速度的计算问题
The performance of abrasive waterjet depends on the impact velocity of abrasive.
磨料水射流的性能主要取决于磨料颗粒的冲击速度。
Tests of unbelted dummies at various impact speeds.
在各种冲击速度下用不系座位安全带的人体模型所做的试验
Displacement velocity and acceleration shock response spectrum
位移、速度和加速度冲击响应谱
A New Type System Design of Acceleration Concussion Measurement
一种新型的冲击加速度测量系统设计
Mechanical vibration and shock--Mechanical mounting of accelerometers
GB/T14412-1993机械振动与冲击加速度计的机械安装
Research of the Shock Calibration with Laser-interferometry for High G Accelerometers;
高g值加速度计激光干涉冲击校准技术研究
Failure Analysis of MEMS Accelerometers with Comb Structures Under Shock
梳齿式MEMS加速度计在冲击下的失效分析
Study on Generation of Artificial Accelerogram from Shock Response
用冲击响应谱合成人工加速度时程的方法
Method to determine burst tendency of coal rock by residual energy emission speed
用剩余能量释放速度判定煤岩冲击倾向性
Optimizing design of piezoelectric accelerometer under high impact environment using Msc.dytran software
利用Msc.dytran优化高冲击压电式加速度传感器设计
If the rapid shock-wave mechanism were operative, the excited molecules would have a substantial translational velocity.
如果快速冲击波机制起作用,激发分子将有显著的平移速度。
Shock velocities were measured to 1.2~1.5% accuracy using the ASM probe.
用轴对称式电磁感应探头测量冲击波速度,测量精度约1.2~1.5%。
Investigation of scaling laws for radiation temperature with shock wave velocity in Al
辐射温度与其驱动Al冲击波速度的定标关系研究
By solving the dynamic buckling equation numerically, the effect of pre-load, impact yate and geometrical imperfection on critical impact load is studied.
文中考查了静力预载荷、冲击载荷速度以及初始几何缺陷对临界冲击载荷的影响。
LOW-VELOCITY IMPACT CHARACTERISTICS AND COMPRESSIVE STRENGTH AFTER IMPACT OF PLAIN WOVEN CARBON FIBER REINFORCED SILICON CARBIDE COMPOSITES
平纹编织碳纤维增强碳化硅复合材料低速冲击特性及冲击后的压缩强度(英文)
Generous run-off zones help reduce the speed of a car that has come off the track, while tyre stacks absorb the impact energy of the car when hit.
大量的缓冲区帮助一辆冲出赛道的赛车减慢速度,而轮胎墙则是承担了赛车撞上来时的冲击力。
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