A mechanical device used downhole to deliver an impact load to another downhole component, especially when that component is stuck.
井下使用的机械装置,用于向另一个井下部件传递一种冲击载荷,尤其当该部件被卡住时。
Generally applies to capsize under tremendous torque and rotational movement relative to the mechanical equipment, is a kind of efficient, high load-bearing capacity bearings.
一般适用于承受巨大倾覆力矩并作相对旋转运动的机械设备,是一种具有高效、高承载能力的组合轴承。
Rotary uninterruptible power system is a power supply technology based on mechanical energy storage technology to achieve continuous uninterrupted power system on load.
旋转不间断电源是一种基于机械储能技术来实现对负载的不间断连续供电的电源技术。
The failure mechanism and mechanical property of a brittle composite matrix, reinforced with short fibers under the uniaxial tensile load, have been studied.
研究短纤维增强脆性基复合材料在单轴拉伸荷载下的力学性能和破裂机理。
Load moment limiter is a safety device with comprehensive function. The accuracy and reliability in work of the device are certainly restricted by factors both mechanical and electrical.
力矩限制器是具有机械与电气技术综合功能的安全装置,其工作精度和可靠性必然受到这两方面因素的制约。
A mechanical model and its calculation method are advanced for calculating the variation regularity of load on the rails of the close contact section between switch point and stock rail.
提出了求解道岔转辙器部分尖轨与基本轨密贴区域内轮载在两钢轨上分布规律的力学模型与计算方法。
Then this article analyze the mechanical characters of construction platform when it bear the dynamic load and draw a applied conclusion.
分析了平台在动力荷载作用下的力学特点,得出了有益结论。
A new method to determine mechanical efficiency of diesel engine by acceleration deceleration method under non external load is proposed.
提出了一种快速确定柴油机机械效率的方法——无外载加减速法。
Metal forming is a kind of process to form billets into parts with proper shapes and mechanical properties, under huge energy and load by utilizing the plasticity of metal materials.
金属塑性成形是一种利用金属材料的塑性,对金属毛坯施加适当的能量和载荷,使金属毛坯发生塑性变形而形成具有一定几何形状和力学性能的零件或半成品件的成形工艺。
In order to investigate the mechanical performance of lattice girders, a series of small scale static load tests are carried out and the loading properties and failure behaviour are analysed.
为研究地下工程格栅支撑这一新型支护结构的力学性能,进行了一系列格栅支撑的小比例结构静力加载试验,分析了格栅支撑的承载力性质和破坏特性。
The feature where the mechanical and electrical interface is compatible enables a retrofit from traditional on Load Tap Changers to a vacuum based on Load Tap Changers.
机械和电气接口的兼容特性支持从传统有载分接开关到基于真空的有载分接开关的改造。
The compression process of a cylindrical-helical spring is analyzed. Distribution of the spring's mechanical parameters and load-distance curve are achieved. Plastic deformation is included.
用有限元方法分析了一种圆柱疏圈螺旋弹簧的压缩变形过程,获得了弹簧的力学参量分布、载荷-行程曲线等结果,包括了弹簧发生塑性变形的情况。
Impact experiment equipment was used to study the dynamic mechanical properties and characterization method of a new kind of damping aluminum alloy under impact load.
采用冲击实验装置研究了新型阻尼铝合金材料在冲击载荷作用下的动态力学性能及表征方法。
Finally, a theoretical formula is established, which describes the rule and stability condition of the morphological evolution for a void under mechanical and thermal load.
最后,本文给出了基于机械和热荷载共同作用下描述孔洞形貌演化规律及稳定性条件的解析方法及数值模拟结果。
This paper illuminates the mechanical performance of staggered truss system under various load cases according to the analysis of a steel structure house.
通过对一钢结构住宅建筑方案实例的空间分析,说明了错列桁架结构体系在各种荷载工况下的受力特性。
The exact state equation solution of mechanical electric coupling for a simply supported beam subject to uniform distribution of load is given.
在此基础上,给出了两端简支压电梁机电耦合作用在均布载荷下的精确状态方程解。
The mechanical properties and the situation of damage and failure element of concrete in different kinds of load were displayed in this paper. And a new method on study concrete was proposed.
本文较为直观的显示了,混凝土梁在受到静荷载和不同加载速率的冲击荷载作用时,其力学性能及损伤破坏的特点,为研究混凝土梁的力学性能及损伤状况提供了新的途径。
The Mechanical properties of glass fiber filament yarn are presented in this paper, especially the stress-relaxation property and the fatigue property under a cyclic load.
本文对玻璃纤维长丝纱的机械性能做了较全面的讨论。
The load reacting unit (9) preferably comprises a fluid pressure unit and the indicator (60) comprises a mechanical indicator that operates at a predetermined pressure threshold.
负载反应单元(9)优选地包括流体压力单元,指示器(60)包括在预定压力阈值下操作的机械指示器。
The load rate K is an important Parameter in describing the mechanical vibration on human body. It is also used as a quantitative control criterion.
负荷率K是描述人体承受机械振动的一项重要参数,也用作定量控制的一种标准。
A new spectral stochastic finite element method to solve mechanical problems involving material variability and random load is proposed.
提出了一种新的谱随机有限元分析方法——递推求解方法。
To the scheme of mechanical on load tap changer combined with thyristors, its characteristic of arc suppression is analyzed in details, and a corrected scheme is then present.
介绍了有载分接开关切换波形测试的意义、原理和方法,指出现场测试经常遇到的问题并分析了其原因,提出了根据现场所测波形判断有载分接开关能否正确切换的方法。
To the scheme of mechanical on load tap changer combined with thyristors, its characteristic of arc suppression is analyzed in details, and a corrected scheme is then present.
介绍了有载分接开关切换波形测试的意义、原理和方法,指出现场测试经常遇到的问题并分析了其原因,提出了根据现场所测波形判断有载分接开关能否正确切换的方法。
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