摘要
介绍了结构受力变形数值表征系统的硬件组成,重点分析了容栅数显卡尺位移信号变送和力信号的AD574A模/数转换变送电路,提供了下位机数据采集和上位机数据处理的软件设计思路和技术重点。在工业检测领域中,利用该系统能够实时表征测试公路和桥梁的结构受力变形。
The hardware organization of numerical representation system for structure force and deformation is introduced. Signal transform circuits of capacitive transducer digital display calipers and AD574A are analyzed. The idea and key point of software design for data collecting and processing are presented. In the industry detection field, the real-time detection of the structure force and deformation of roads and bridges can be obtained by this system.
出处
《物理测试》
CAS
2006年第1期39-42,共4页
Physics Examination and Testing
关键词
数值表征
容栅数显卡尺
模数转换
采集
numerical representation method
capacitive transducer digital display calipers
signal transform
collection.
