基于土壤张力的土壤湿度传感器的设计与标定
기우토양장력적토양습도전감기적설계여표정
Design and Calibrate of Soil Humidity Sensor based on Soil Tension Theory
  • 万方数据
    农业科技与装备 농업과기여장비
    AGRICULTURAL SCIENCE & TECHNOLOGY AND EQUIPMENT
    2012年 4期 26-27,30 ,共3页

    应立志%王振海%王波%潘爱娜

    응립지%왕진해%왕파%반애나

    传感器%土壤湿度%设计%土壤张力%标定 傳感器%土壤濕度%設計%土壤張力%標定
    전감기%토양습도%설계%토양장력%표정
    sensor%soil humidity%design%soil tension%calibration
    为实时准确监测土壤的水吸力，基于土壤张力计电阻应变原理，研制开发一款结构简单、价格低廉的土壤张力传感器。传感器标定与误差分析结果表明，该传感器的精度与灵敏度较高，能够满足设计要求。
    위실시준학감측토양적수흡력，기우토양장력계전조응변원리，연제개발일관결구간단、개격저렴적토양장력전감기。전감기표정여오차분석결과표명，해전감기적정도여령민도교고，능구만족설계요구。
    In order to determine the soil matric suction accurately and timely, a soil tension sensor with sample structure and low cost was designed based on soil tensionmeter and according to electric resistance strain theory. The sensor calibration and the error analysis show that the sensor possesses the advantage of high precision and sensitivity, and it is capable of meeting the design requirement.
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