High-resolution underground temperature multi-point acquisition system
Through the coordinated work of multiple high-precision temperature sensors and data processing modules distributed underground, the problems of few data acquisition points, low accuracy and poor real-time performance of traditional systems are solved, and high-resolution multi-point acquisition of underground temperatures is achieved, which improves data Acquisition and analysis accuracy provides reliable temperature data support for geological exploration and environmental monitoring.
Patent Information
- Application Number
- CN202411333725.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-24
- Publication Date
- 2024-12-27
AI Technical Summary
Traditional underground temperature acquisition systems have problems such as few data acquisition points, low accuracy and poor real-time performance, which are difficult to meet the needs of modern high-precision data, especially in the scientific utilization of shallow geothermal energy.
A high-resolution underground temperature multi-point acquisition system is designed, including multiple high-precision temperature sensors, data acquisition modules, data transmission modules and data processing modules. Through collaborative work, multi-point and real-time temperature monitoring is realized, and wireless data transmission is adopted. and anti-interference design, supporting data storage, analysis and visualization.
It realizes accurate, multi-point, real-time monitoring of underground temperatures, improves data acquisition efficiency and analysis accuracy, and provides reliable temperature data support, suitable for geological exploration, environmental monitoring and shallow geothermal energy development.
Smart Images
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Abstract
Description
Technical Field
[0001] The present invention relates to the field of environmental monitoring and geological exploration technology, and specifically to a high-resolution underground temperature multi-point acquisition system. The system is widely used in the fields of geological exploration, environmental monitoring, scientific development of shallow geothermal energy, etc. It aims to achieve accurate monitoring and analysis of underground temperature changes through the arrangement of multi-point temperature sensors and real-time data acquisition, and provide reliable temperature data support to improve the data acquisition efficiency and analysis accuracy of related industries. Background Art
[0002] In the process of geological exploration and environmental monitoring, underground temperature data is an important parameter for evaluating underground resources and environmental changes. Traditional underground temperature acquisition systems usually have problems such as few data collection points, low accuracy, and poor real-time performance, which makes it difficult to meet modern high-precision data requirements. Especially in the scientific utilization of shallow geothermal energy, accurate underground temperature data is of great significance for underground field energy density, geothermal environment modeling, and geological condition judgment. Therefore, there is an urgent need for a system that can accurately and stably measure multiple underground temperature points to solve the deficiencies in existing technologies and improve the efficiency and accuracy of data acquisition and processing. Summary of the invention
[0003] The present invention provides a high-resolution underground temperature multi-point acquisition system, which aims to solve the problems of few data acquisition points, low accuracy, poor real-time performance, etc. in the prior art, and realize accurate, multi-point, and real-time monitoring of underground temperature. The system includes multiple temperature sensors, data acquisition modules, data transmission modules, and data processing modules. Through the coordinated work of each module, it can provide reliable underground temperature data support and improve the data acquisition efficiency and analysis accuracy of related industries.
[0004] Temperature sensor module: Multiple temperature sensors are distributed at different depths and locations, which can accurately measure the temperature at different depths underground. The sensor adopts high-precision design, has good anti-environmental interference ability, and can work stably for a long time in harsh environments.
[0005] Data transmission module: The data transmission module is responsible for transmitting the collected data to the data processing module, supporting wireless data transmission and remote data transmission, reducing wiring complexity, and improving system flexibility and installation convenience. Anti-interference design is adopted to ensure the stability and reliability of data transmission.
[0006] Data processing module: The data processing module includes data storage and data analysis functions. The data storage function has large-capacity storage capacity and can store a large amount of temperature data for a long time. The data analysis function has built-in multiple analysis algorithms, which can process and analyze the collected temperature data and provide intuitive temperature change trends and characteristics. It supports data visualization function, which is convenient for users to intuitively understand underground temperature changes.
[0007] Figure 1 A physical three-dimensional diagram of the system is shown.
[0008] Figure 2 The first-layer structural design diagram of the temperature measurement circuit PCB is shown (2 layers in total).
[0009] Figure 3 The sub-layer structure design diagram of the temperature measurement circuit PCB (2 layers in total) is shown.
[0010] Figure 4 The single-point acquisition characteristics and analysis method of the underground temperature acquisition system are shown.
[0011] Figure 5 The pan-collection characteristics and analysis method of the underground temperature multi-point collection system are shown.
[0012] Figure 6 The detailed design flow chart of the system software architecture is shown.
[0013] Temperature sensor module Arrange multiple temperature sensors at different depths and locations underground. The specific arrangement is as follows: Sensor type: Choose a high-precision digital temperature sensor, such as QZLN32SPIN712; Arrangement: The sensors are evenly distributed in the vertical and horizontal directions to obtain temperature data at different depths and locations; Installation method: The sensor is connected to the data acquisition module through a waterproof cable and waterproof and sealed to ensure stable operation in harsh environments such as humidity and corrosion.
[0014] Data acquisition module The data acquisition module is connected to the temperature sensor to realize real-time data collection: Hardware design: Using STM32 series microcontroller as the core processor, with multi-channel ADC (analog-to-digital conversion) interface; Collection frequency: Set the collection frequency according to application requirements, and achieve millisecond-level data collection frequency; Data caching: Cache the collected data into the memory and transfer it to the data processing module regularly.
[0015] Data transmission module The data transmission module is responsible for transmitting the collected data to the data processing module: Anti-interference design: Adopt custom frequency and custom frame format protocol to improve the anti-interference ability and security of data transmission.
[0016] Data processing module The data processing module is responsible for data storage, analysis and visualization: Data storage: Equipped with EEPROM storage chip, supporting large-capacity data storage; Data analysis: built-in multiple data analysis algorithms, such as temperature trend analysis, anomaly detection, etc., to process and analyze the collected temperature data; Data visualization: After exporting data, you can use Excel scripts to generate temperature trend charts, and users can view data through the web or mobile applications.
[0017] How it works Data acquisition: The temperature sensor collects high-precision temperature data at different depths and locations underground at set time intervals, which are processed and cached by the data acquisition module; Data transmission: The data acquisition module sends the cached data to the data processing module through an anti-interference cable.
[0018] Data processing: The data processing module stores, analyzes and visualizes the received data, and generates temperature trend graphs and analysis reports; Through the above specific implementation methods, the high-resolution underground temperature multi-point acquisition system of the present invention can realize multi-point, accurate and real-time monitoring of underground temperature, and has the advantages of high precision, high resolution, strong real-time performance, stable data, high flexibility, strong adaptability and easy management, providing reliable technical support for geological exploration, environmental monitoring, shallow geothermal energy development and other fields.
Claims
1. A high-resolution underground temperature multi-point acquisition system These include the following modules and features: Temperature sensor module High-precision measurement: The high-precision temperature sensor can accurately measure the temperature at different depths underground with small error and high reliability; Multi-point distribution: The sensors are distributed at different depths and locations, which can provide multi-point temperature data and realize comprehensive monitoring of the underground temperature field; Environmental resistance: The sensor has good resistance to environmental interference and can work stably for a long time in harsh environments such as humidity and corrosion; Data acquisition module Real-time acquisition: With high-speed data acquisition capability, it can obtain data from temperature sensors in real time to ensure the timeliness of the data; High resolution: supports high-resolution data acquisition, can capture tiny temperature changes within 0.0005°C, and provide precise temperature data; Multi-channel support: has multi-channel data acquisition capabilities, can collect data from multiple sensors at the same time, and improve acquisition efficiency; Data transmission module Agile transmission: The measurement point chip is simple in design and integrated with the cable, which reduces the complexity of wiring and can obtain field data remotely and in real time. Improve system flexibility and installation convenience; Anti-interference: It adopts anti-interference design and has lightning protection function to ensure the stability, reliability and security of data during transmission. Data processing module Data storage: With large-capacity data storage function, a large amount of temperature data and node number data can be stored for a long time, which is convenient for subsequent analysis; Data analysis: Built-in multiple data analysis algorithms can process and analyze the collected temperature data and provide intuitive temperature data and features; Visualization display: Supports data visualization function, which can display the analysis results in the form of charts, etc., to help users intuitively understand the changes in underground temperature; Energy management module Low power consumption design: With low power consumption design, the system itself has less heat loss, which extends the system operation time. It is especially suitable for unattended field environments and underground environments.