针对小型飞行器相对空速测量问题,提出一种气压式空速计设计方案;首先分析计算200km/h以内、精度1m/s的空速计测量需求,提出选用SM5662-003-D3L作为气压敏感元件,分析其工作特性及测量精度;给出信号调理电路的总体设计架构,分别完成公用电源电路、仪表放大电路、三阶巴特沃斯低通滤波器电路、高精度有源限幅电路的构建和调试;设计完成等效气压传感器输出电路,检验了信号调理电路的工作性能,结果表明,空速计能准确感应相对空速,电路输出稳定。
小型预制构件 施 工 组 织 设 计 第 1 页 目 录 一、编制依据······································2 二、编制范围······································2 三、工程概况······································2 四、施工机械组合、施工人员配备· ···················3 五、施工计划······································3 六、施工准备······································4 七、施工工艺及施工方法· ···························4 八、质量控制要点·································6 九、质量保证措施··