土壤水分传感器

基于PIC单片机的智能化土壤水分传感器的研究

Study on intelligent soil moisture sensor Based on the PIC MCU

根据已有利用E型土壤水分传感器测得的数据建立的遗传神经网络土壤水分预测模型来对田间土壤水分进行预测。

According to the existing data measured by E type soil moisture sensor , establish a genetic neural network prediction model of soil water to predict soil moisture on the field .

基于E形土壤水分传感器设计了监测系统。

The monitoring system is designed based on the E-type soil water sensor .

FDS土壤水分传感器的两步标定法

Two-step calibration of the FDS soil water content sensor

最后，基于SWR型土壤水分传感器和本课题已设计的嵌入式应用系统进行土壤水分测试仪的快速开发。

Based on above , the soil water content meter has been developed quickly with the SWR sensor .

本文为了研究SWR型土壤水分传感器的特性设计了土柱试验，对SWR型土壤水分传感器进行了试验建模和性能分析。

For the sake of studying the characteristics of SWR soil moisture sensor , the soil cylindrical tube experiment is designed and the experiment modeling and performance analysis are done in this thesis .

本文通过对墒情数据的相关分析、方差分析等，认为土壤水分传感器的合适埋设位置是地表下10cm、30cm、60cm、100cm处。

In this paper , the moisture sensor laying place at 10 、 30 、 60 、 100cm under the earth is suggested through the related analysis of the data of soil moisture content .

基于传输线理论的土壤水分传感器的性能试验

Research of Soil Moisture Sensor Based on Transmission Line Theory

基于自建模技术的电容土壤水分传感器研究

Study of a Capacitance-Based Self Model-Establishing Sensor for Measuring Water Content of Soil

对土壤水分传感器的埋设位置进行了研究。

The burying position of soil water sensors in drought monitoring is studied .

墒情监测中土壤水分传感器埋设位置研究

Study on the Moisture Sensor Laying Place in Watching and Forecasting Soil Moisture Content

基于微波测量原理的单点土壤水分传感器的开发与应用研究

The Study on Soil Water Content Sensor of One Pin Probe and Application Based on Microwave Measure Theory

土壤水分传感器的研制

Soil - moisture Sensors

本文介绍了土壤水分传感器的设计原理，材料选择和标定方法，并给出了实验数据。

The design principles of soil-moisture sensors , selection of material and calibration methods are described , and experiment data are also given .

实践结果表明，基于该原理的土壤水分传感器具有测试精度较高、实时性强、造价低廉等特点。

The results show that the data of soil water sensor based on this principle has feature of high measurement accuracy , timeliness , low cost and so on .

该系统配合设计了稻田水位地表灌溉深度渗漏三联测量装置、高精度土壤水分传感器（专利），更能满足实时的全方位立体控制要求。

To meet the requirements of the complete three dimension-covered control , a program of rice watering , level-surface , watering level-measuring combined device and the precision soil moisture sensors were designed and tested .

介绍了一种电容式土壤水分传感器的基本原理、工作特性及应用、在多种土壤中实验表明：它具有线性工作特性，适应面较广，精度较高，可实现有线遥测的优点。

The basic principles , work characteristics and application of a telemetering capacity soil moisture sensor are introduced . In several kinds of soil , the experiments show it have advantages of linear input - output characteristics , higher precision and wire telemetering .

基于GPS技术的土壤水分无线传感器网络研究

Study on Soil Water Wireless Sensor Network Based on GPS Technology

一种太阳能供电的土壤水分无线传感器

A wireless-sensor for soil water content powered by solar energy

通过详细介绍传输线的高频率响应原理及其推导方程，以此为基础设计了基于频域反射的土壤水分探测传感器。

A new design of soil moisture sensor using frequency domain reflectometry technology is introduced by derivation of equation of high frequency response of transmission line .

土壤水分剖面实时测量传感器试验研究

Experimental study of a sensor for real-time measurement of soil moisture profile

土壤水分吸力压阻传感器与A/D转换器的配合使用

The Use of Soil Water Pressure - Resistance Sensor Combined with A / D Transferor

土壤质量及其演变土壤水分传感器的研制

Soil quality and its development Soil - moisture Sensors

土壤水分的测定是由土壤水分传感器完成的。

Moisture sensor is the principal part of the instrument , which is used to determine soil moisture content .