阅读说明：本技术 一种土壤成分含量检测智能分析系统 (Soil component content detection intelligent analysis system ) 是由 肖光莉 徐强 朱双 戚明辉 韩�熙 龙震 姚旭松 于 2019-12-17 设计创作，主要内容包括：本发明公开了一种土壤成分含量检测智能分析系统,包括：土壤光谱检测模块,用于获取土壤的光谱信号；土壤成分分析模块,用于对光谱信号进行分析获取土壤中的成分。所述土壤光谱检测模块包括光谱仪模块、通信模块和控制器。本发明通过设置光谱仪模块采集土壤的光谱信号,通过分析光谱信号即可实现对土壤成分的分析；以及通过设置通信模块,可将远程实现光谱分析,可实现野外快速检测土壤成分。(The invention discloses an intelligent analysis system for detecting soil component content, which comprises: the soil spectrum detection module is used for acquiring a spectrum signal of soil; and the soil composition analysis module is used for analyzing the spectrum signals to obtain the compositions in the soil. The soil spectrum detection module comprises a spectrometer module, a communication module and a controller. The invention collects the spectrum signal of the soil by arranging the spectrometer module, and the analysis of the soil component can be realized by analyzing the spectrum signal; and through setting up communication module, can realize remote spectral analysis, can realize the field short-term test soil composition.)

1. The utility model provides a soil composition content detection intelligent analysis system which characterized in that includes:

the soil spectrum detection module is used for acquiring a spectrum signal of soil; and the soil composition analysis module is used for analyzing the spectrum signals to obtain the compositions in the soil.

2. The soil component content detection intelligent analysis system according to claim 1, characterized in that: soil spectrum detection module includes the casing to and spectrum appearance module, controller and the communication module of setting in the casing, the controller is connected with spectrum appearance module and communication module respectively, the top of casing is equipped with the lid that can open and shut, and the casing of lid below is equipped with in the detection platform, and spectrum appearance module orientation is examined the platform and is installed in the lid, the externally mounted of lid has the pilot lamp of being connected with the controller.

3. The soil component content detection intelligent analysis system according to claim 2, characterized in that: the soil component analysis module is a software program which can be executed by a computer, the communication module is connected with the computer, and the spectrum signal acquired by the spectrometer module is sent to the soil component analysis module for soil component analysis.

4. The soil component content detection intelligent analysis system according to claim 1 or 3, characterized in that: and the soil component analysis module performs component analysis on the spectrum signal by adopting a BP neural network model.

Technical Field

The invention relates to the field of soil component detection, in particular to an intelligent analysis system for soil component content detection.

Background

In order to improve the productivity of agricultural products, it is necessary to appropriately grasp the fertility of soil. As an index of the fertility of soil, there are soil fertility characteristics such as available nitrogen, available phosphoric acid, total phosphorus, total carbon, total nitrogen, K, Ca, Mg, Fe, Al, Na, CN ratio, CEC (Cation Exchange Capacity) and the like contained in soil. At present, the existing soil component detection equipment needs to convey soil to be detected to a laboratory for detection, and has the disadvantages of tedious work, low work efficiency and higher detection cost; meanwhile, because the soil components are very complex, the soil texture, humidity, organic matters, iron oxide and other contents can all affect the soil spectral characteristics, and soil denaturation possibly exists in the soil sample ectopic detection to affect the detection result.

Disclosure of Invention

The invention aims to provide a soil component content detection intelligent analysis system which is convenient to carry and can quickly detect soil components.

In order to achieve the purpose, the invention adopts the following technical scheme:

an intelligent analysis system for detecting soil component content, comprising:

the soil spectrum detection module is used for acquiring a spectrum signal of soil; and the soil composition analysis module is used for analyzing the spectrum signals to obtain the compositions in the soil.

Further, soil spectrum detection module includes the casing to and spectrum appearance module, controller and the communication module of setting in the casing, the controller respectively with spectrum appearance module and communication module, the top of casing is equipped with the lid that can open and shut, is equipped with in the casing of lid below and detects the platform, and the scanning mouth of spectrum appearance module in the casing is located and detects bench side and install in the lid, the externally mounted of lid has the pilot lamp of being connected with the controller.

Furthermore, the soil component analysis module is a software program which can be executed by a computer, and the communication module is connected with the computer and sends the spectrum signal acquired by the spectrometer module to the soil component analysis module for soil component analysis.

Further, the soil component analysis module performs component analysis on the spectrum signal by adopting a BP neural network model.

The invention has the following beneficial effects:

(1) the spectrometer module is arranged to collect the spectral signals of the soil, and the analysis of the soil components can be realized by analyzing the spectral signals;

(2) by arranging the communication module, the spectrum analysis can be realized remotely, and the rapid detection of the soil components in the field can be realized;

(3) the spectral signal is analyzed through a BP neural network model, the detection result accuracy is high, and the detection result accuracy is higher as the detected data is more.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the connection relationship of the soil spectrum detection modules of the present invention.

Detailed Description

As shown in fig. 1, the soil component content detection intelligent analysis system provided by this embodiment includes a soil spectrum detection module and a soil component analysis module.

The soil spectrum detection module is used for acquiring a spectrum signal of soil; as shown in fig. 2, the spectrometer comprises a housing, and a spectrometer module, a controller and a communication module which are arranged in the housing, wherein the controller is respectively connected with the spectrometer module and the communication module, the controller is realized by a single chip microcomputer (such as an ARM, an FPGA and the like) which has data processing and control coordination in the prior art, and the communication module is communicated with the next stage in a wired or wireless mode to upload data and facilitate data analysis. The spectrometer module comprises a visible near-infrared spectrometer and a multispectral imager, the visible near-infrared spectrometer can emit visible light with the wavelength range of 325-2500 nm, the spectral imager can collect near-infrared light and infrared light, the visible light is emitted by the visible near-infrared spectrometer, spectral signals are acquired by the multispectral imager after passing through soil, a cover body which can be opened and closed is arranged at the top of the shell, a detection table is arranged in the shell below the cover body and used for storing detected soil, the visible near-infrared spectrometer and the multispectral imager are arranged on the cover body and face the detection table, and an indicator light connected with a controller is arranged outside the cover body.

The soil component analysis module is a software program which can be executed by a computer and is used for analyzing the spectrum signals to obtain the components in the soil; the communication module is connected with the computer and sends the spectrum signals collected by the spectrometer module to the soil component analysis module for soil component analysis. The soil component analysis module performs component analysis on the spectral signals by adopting a BP neural network model, and the dimension reduction is performed on spectral data by using a component analysis method before the BP neural model is established, wherein the dimension reduction refers to that a plurality of new variables are generated through component analysis operation, and the new variables are a certain combination of original variables and can represent information of the original variables.

In this embodiment, the BP neural model adopts 3 layers, the excitation function of each neuron of the model is a sigmoid function, the value of the sigmoid function is 0.9, the input node is 15, the output node is 1, the maximum number of iterations of the model is set to 10000, the allowable error is 0.0001, and the dynamic parameter is set to 0.7.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the scope of the present invention.