本文主要是设计收获机谷物流量传感器实验台。
This article is designed for Harvester grain flow sensor test-bed.
联合收割机测产系统是精细农业的重要组成部分，谷物流量传感器试验台是测产系统研究的主要试验平台。
The Yield Monitoring System of Combine Harvester is an important part in Precision Agriculture, And the Grain Flow Sensor Test-bed is the main tester.
冲击式谷物流量传感器是常用的测产装置。 流量传感器的性能主要取决于敏感梁的设计、应变片的选取粘贴以及测量电路的设计。
The performance of pressure sensor lies on the design of sensitive girder, selection and sticking of strain gauge and design of metrical circuit.
关于谷物流量在线测量的研究方法，有光电、冲量法、核辐射及电容传感器等。
Many methods of measuring grain flow on combines are presented in the literature, such as volumetric method, impact sensor, radiometric method and capacitor sensor, etc.
试验结果表明，对于产量监测系统中的谷物流量和含水率传感器，可通过标定来有效的减小测量误差；
Experiment result show that, for grain flow sensor and moisture sensor, measurement errors can be effectively reduced by calibration;
试验结果表明，对于产量监测系统中的谷物流量和含水率传感器，可通过标定来有效的减小测量误差；
Experiment result show that, for grain flow sensor and moisture sensor, measurement errors can be effectively reduced by calibration;
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