The remote monitoring for the dynamic strain of bridge is very important for its safety.
桥梁动态应变的远程监测对于确保桥梁安全运行具有十分重要的意义。
Provide both static and dynamic strain sample holders that conform to international standards.
配备有符合国际标准之静态与动态试片夹具。
There is similar relationship between dynamic strain of expansive soil and the number of loading repetition.
膨胀土的动应变与荷载作用次数之间也有类似的关系。
An array sensing technique of fiber grating for the dynamic strain measurement is demonstrated in this paper.
研究了一种用光纤光栅测量动态应变的阵列传感技术。
It analyses the measuring principle of dynamic strain gauge and introduces the principle of adjusting balance.
分析了动态应变仪的测量原理和调平衡技术的原理。
A method based on dynamic strain signals for identifying damage of beam structures in time domain is presented.
提出了一种通过测量动态应变实现工程中低频振动监测的方法。
The paper has analyzed the dynamic strain measurement system and verified the functions of it through experiment.
这里对动应变测量系统进行分析,并在实测中验证了该测量系统的功能。
The tests include compaction test, unconfined compression test, dynamic strength and dynamic strain test and so on.
包括击实试验、无侧限强度试验、动应变和动强度试验等。
Its output signal can be displayed by digital voltmeter, signal conditioner or dynamic strain amplifier with recorder.
其输出信号可用数字电压表,信号调节器,或动态应变仪接示波器记录。
Last, this paper explicate systematic dynamic strain gauge some principle about data acquisition and graphics display.
最后,系统介绍了动态应变仪及计算机数据采集和图形显示系统的工作原理。
Numcrical calculations show that the impact compression effect of spring is important for dynamic strain of the fixed end.
分析结果表明,考虑弹簧冲击压缩效应与否,对弹簧固定端动态应变历程有很大影响。
The objective of this program is to investigate the biological effect of dynamic strain on human periosteal cells in vitro.
探讨动态力学应变对体外分离培养的人骨膜细胞的生物学效应。
The design of dynamic strain impact testing apparatus of beam with equal strength and some important technique are introduced.
介绍了等强度梁动应变冲击试验测试仪器的控制系统设计和其中一些关键技术。
The dynamic strain aging of low carbon steel is the main reason of low plastic strain ratios value of the ferrite rolled strip.
低碳钢的动态应变时效行为是导致其铁素体轧制薄板塑性应变比值较低的主要原因。
Analyzed the conditions applying for the dynamic strain measurement of fiber grating sensor, and did some correlative experiments.
分析了适用于动态应变测量的光纤光栅传感器所应满足的条件,并进行了相关实验。
But it's difficult to demodulate the light signal and encapsulate the FBG when the dynamic strain inside the concrete is measured.
但是将光纤光栅传感器埋入混凝土中,进行动态应变测量,尚存在诸如解调、封装等工程技术难题有待解决。
The experimental results showed that the dynamic strain has feature of cyclic creep. Cyclic loading affected the creep and creep speed.
结果显示动态应变呈循环蠕变状态,蠕变的大小、速度与循环应力幅值有关。
The dynamic strain is an important mechanic parameter of the structural response produced in the target structure bombarded by electron beam.
动态应变是电子束辐照靶结构产生结构响应中的一个重要力学参数。
An virtual instrument of dynamic strain measurement and the designing procedure of the signal processing function were discussed in this paper.
信号分析与处理是测试技术工作的重要组成部分,论述了一种自行开发的虚拟动态应变测试分析仪和信号分析功能的具体设计过程。
Through model experiments, reasonable decouple coefficient range and slot width are gotten, and unsymmetrical dynamic strain field is analyzed.
通过水泥砂浆模型实验,得到了理想的名义不偶合系数与切缝宽度,测试分析了不均匀的动态应变场。
A digital filtering method is proposed for compensation of the low frequency characteristics of piezoelectric dynamic strain measurement system.
针对采用压电元件的动态应变测量系统的低频失真问题,提出一种采用数字滤波器的低频特性补偿方案。
The structure and main specifications of the instrument designed for the measurements of both static and dynamic strain in soil are presented here.
设计了与这种传感器配用的,适合于动、静态测量的土壤应变仪,给出了它的主要性能指标。
This paper will research the method and devices of generating dynamic strain simulative signal from the working principle of dynamic strain amplifier.
从动态应变仪的工作原理出发,研究了动态应变模拟信号的产生方法及其设备。
The equipment to measure and record magnetostrictive includes the resistance strain slice, the dynamic strain device and the computer acquisition system.
测量和记录磁致伸缩的设备包括电阻应变片,动 态应变仪和计算机采集系统。
The data of bullet velocities and time history curves of strain were recorded respectively by laser setup, high dynamic strain indicator and TDS420A oscilloscope.
采用激光测速仪测量子弹速度,动态应变仪和TDS420 A数字示波器记录应变时程曲线进行动力响应分析。
Dynamic strain of flexible beam was measured by pasted FBG strain sensor, and the results were compared with that by acceleration sensor of piezoelectric ceramic.
研究了粘贴式光纤布拉格光栅应变传感器对柔性梁的动态响应特性,并用压电陶瓷加速度传感器作对照。
Aimed at popular bridge in the engineering, we build a piezoelectric bridge vibration model and analyze the vibration shape and distribution of the dynamic strain.
针对工程实践中常见的桥梁问题,建立了其在自由振动下的模型,分析了其前几阶振动模态下的振形和动态应变分布。
Dynamic Strain Aging (DSA) is a strengthening phenomenon in metals and alloys caused by the interaction between the diffusive solute atoms and the moving dislocation.
动态应变时效是在金属和合金中,移动着的溶质原子和运动中的位错发生交互作用时所出现的一种强化现象。
By measuring the dynamic strain of the cylinder and calculating the dynamic strain by finite element method, the impact internal pressure of experiment is determined.
通过对带裂纹厚壁筒试件外壁动应变的测定,和用有限元方法计算冲击内压下动应变的变化规律,求出了实验中所加的冲击内压。
The application of dynamic strain ageing during cycling creep of Al-Mn alloys , consisting of various compositions, is studied at the middle temperature in this paper.
研究了不同成份的铝镁合金在中温和不同应力作用下的动态应变时效,并阐述了动态应变时效在循环蠕变中的作用。
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