Fourth chapter mainly elaboratess the signal conditioning circuit of strain gauge and the supply circuit of strain bridge system's design methods.
第四章主要阐述了应变仪信号测量电路及电桥电源电路的设计方法。
A study of the stress and strain distribution of anchorage zone in a long span PC box girder was undertaken in the background of Hangzhou Bay Bridge project.
本文以杭州湾跨海大桥北航道非通航孔桥为工程背景,对大跨度预应力混凝土箱梁锚固区混凝土的应力应变分布特征进行了分析研究。
It was revealed that local strain rate is a key factor that builds a bridge between different tests, different samples and different cracking processes, and dominates fracture mode.
结果表明,在该体系中局部应变速率是联系各种不同断裂过程的纽带,决定着断裂的模式。
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。
With the advantages of good stability, high precision and good electromagnetic resistance, the Fabry-Perot(F-P) strain sensor get increasing applications in the bridge structure status monitoring.
光纤法-布(F-P)应变传感器具有稳定性好、精度高、抗电磁干扰能力强等特点,在桥梁结构状态监测中得到日益广泛的应用。
The distributed strain measuring system for monitoring and measurement of the deformation and strain of the bridge engineering structure is applied.
该系统拟用于大桥工程结构的分布应变场实时监测系统中以监测大桥结构的整体安全性。
The strain of bridge structure is main performance to estimate bridge health.
桥梁结构的应变状况是评价桥梁健康状况的主要性能指标。
A number of matters are discussed on integrated test of low strain in bridge piles.
论述了桥梁桩低应变完整性测试的若干问题。
A new high speed Weigh-in-motion method was provided based on the bridge strain.
针对动态车辆超重检测,基于桥梁应变建立了一种新型的高速动态超载检测方法。
To generate the required bending strain, a slit is cut on one side to create bending bridge on the opposite side, to which a strain gage is bonded.
以产生所需的弯曲应变,狭缝是削减对一方创造弯曲大桥的对岸,一个应变片是保税区。
The applied results indicate that fiber grating strain sensors are effectively able to monitor the tension status about reinforced concrete bowstring arch bridge.
应用结果表明,光纤光栅测力传感器可有效监测钢管混凝土系杆的受力状况。
Bridge resistance strain sensor, excellent moisture proof seal, suitable for any harsh working environment.
桥式电阻应变模拟传感器,优良的防潮密封,适应任何恶劣的工作环境。
The means which is to reveal the stress level according to strain value is presented. All those methods have been verified by the example of Jingzhou Yangtze River Bridge.
提出了用测试应变反映混凝土应力的处理方法,并以荆州长江公路大桥为例介绍了这种消除办法和处理方法的应用效果。
" bridge brand " marble mostly to use in slagging powder with drug cover welding electrode. improve slag basicity, steady arc, increase surface strain. it also used on architecture industry.
粤桥牌大理石粉为白色或浅灰色矿粉,主要用于药皮焊条等焊接材料的造渣造气剂,可提高熔渣堿度稳。
Testing purpose, model design principle, testing case, loading program, strain and deformation test point arrangement of the first Zhongshan Bridge test model are introduced in detail.
介绍了该桥模型试验的目的、模型设计原则、测试工况、加载方案以及应变和变形测点布置情况等,给出了几个主要荷载工况下模型试验的主要结果。
The AD7781 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors.
AD7781是一款完整的低功耗前端解决方案,适用于桥式传感器产品,包括电子秤、应变计和压力传感器。
The strain_stress variation measuring experiments of steel_cable_stayed bridge model under loading condition were done by using fiber optic strain sensing instrument.
采用光纤应变测量仪对桥梁钢索的应力应变在载荷情况下的变化进行了实验研究。
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。
With the common application of prestress in bridge construction, the strain-pull controlling has become an important working procedure during the upper structure construction of bridge.
随着预应力在桥梁施工中的普遍应用,预应力张拉控制已成为桥梁上部结构施工中的一道重要工序。
Suitable for all resistance strain gauge load cell in bridge type.
适用于所有电阻应变桥式称重传感器。
By analyzing variation of FBG Bragg wavelength with temperature and strain, a metal bridge structure for Bragg wavelength shift compensation is demonstrated.
通过对光纤光栅布喇格波长随温度及应力变化的分析,设计制作了金属桥式结构来补偿光栅的温度漂移。
The high strain dynamic load tests, vertical static load tests and horizontal load tests for part of PHC trial piles of East China Sea Bridge are described.
介绍东海大桥部分PHC试桩的高应变动测、竖向静载和水平荷载试验情况。
Based on the theory of modal strain energy, a damage index is deduced to identify the concrete bridge structure damage.
基于模态应变能理论,得到能用于混凝土桥梁结构损伤的识别指标。
The strain expiratory sensor is used to measure people's expiratory flow through strain-measuring bridge.
应变式呼气流量传感器利用应变电桥对人的呼气流量进行测量。
This article puts forward a kind of strain gauge active bridge circuit.
本文提出了一种电阻应变片有源电桥电路。
Based on element local frequency change ratio method and element modal strain energy ratio method, numerical study is carried on to detect the damage of the bridge.
利用单元局部频率变化率法和单元模态应变能比法,对连续梁桥进行了损伤诊断的数值模拟研究。
In the process of the engineering, some experiments were made to check the strain of the bridge.
在施工过程中对该桥的各关键点进行实验监测,实验中使用了振弦式应变计。
The testing purpose, model design principle, testing case, loading program, strain and arrangement of deformation test point of the special-shaped arch bridge test model are introduced in detail.
介绍了该桥模型试验的目的、模型设计原则、测试工况、加载方案以及应变和变形测点布置情况等,给出了几个主要荷载工况下模型试验的主要结果。
The author believes that the interference level cau- sed by a semi-bridge connection is lower than that by a fully-bridged connection, and a semi-bridge wiring plan is better suited for strain tests.
对于桥路的选择作了分析,认为半桥连接比全桥连接的干扰电平低,建议在应变测试中采用半桥连接电路;
The calculation on relative parameters for strain-pull controlling of T-style beam bridge prestress, can provide reference for construction in future.
对T型梁桥梁板预应力张拉控制相关参数的计算,可为今后的施工提供参考。
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