Surface temperature monitoring terminal for satellite remote sensing compensation
By designing a surface temperature monitoring terminal that includes a column, a monitoring box, an inductive temperature sensor, and a needle thermocouple, the problem of surface temperature data deviation in satellite remote sensing was solved, and accurate acquisition of surface temperature data was achieved, providing reliable temperature compensation for satellite remote sensing.
Patent Information
- Application Number
- CN202520596995.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-01
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2035-04-01
AI Technical Summary
The surface temperature data obtained by satellite remote sensing has biases, which affects the accuracy of related analysis and decision-making. Existing equipment cannot accurately obtain surface temperature.
The surface temperature monitoring terminal consists of a column, a monitoring box, an inductive temperature sensor, a needle thermocouple, and a data acquisition and processing module. It detects the ambient temperature through the inductive temperature sensor and directly detects the surface temperature through the needle thermocouple. By combining multiple detection terminals and an inclined installation method, it can obtain accurate surface temperature data.
This invention enables the direct detection of Earth's surface temperature using needle-shaped thermocouples, and the detection of ambient temperature using inductive temperature sensors. This results in accurate Earth's surface temperature data, solving the problem of data deviation in satellite remote sensing and providing more reliable temperature compensation.
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Figure CN223925864U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the technical field of satellite remote sensing, and particularly relates to a ground surface temperature monitoring terminal for satellite remote sensing compensation. BACKGROUND
[0002] Satellite remote sensing technology plays an important role in many fields such as earth observation, weather prediction, agricultural monitoring and the like. However, due to atmospheric interference, satellite sensor errors and various factors, the ground surface temperature data obtained by satellite remote sensing has a certain deviation, and inaccurate temperature data can seriously affect the accuracy of related analysis and decision-making.
[0003] Therefore, some temperature monitoring devices such as weather station fixed-point measurement appear, but the temperature detection device at present only directly measures the environment temperature through a temperature sensor or a thermometer.
[0004] The ground surface temperature and the environment temperature have different uses in different directions, and research attempts need not only an air temperature model but also a ground surface temperature model. The ground surface temperature and the environment temperature have different differences in different regions and different seasons, and the existing terminal for temperature monitoring cannot obtain accurate ground surface temperature, so that the model of satellite remote sensing always has deviation. CONTENT OF THE INVENTION
[0005] The application provides a ground surface temperature monitoring terminal for satellite remote sensing compensation, which can provide accurate ground surface temperature data for satellite remote sensing and provide more reliable compensation for the ground surface temperature model of satellite remote sensing.
[0006] The application provides a ground surface temperature monitoring terminal for satellite remote sensing compensation, which comprises a stand, a monitoring box, a power supply, an inductive temperature sensor, a data acquisition and processing module, a needle-shaped thermocouple, an electronic controller and a protective sleeve. The stand is vertically arranged on the ground and is partially buried underground. The monitoring box is fixedly arranged on the top of the stand. The power supply is fixedly arranged in the monitoring box. The inductive temperature sensor is fixedly arranged in the monitoring box and is electrically connected with the power supply. A ventilation hole is arranged on the bottom wall of the monitoring box, and the inductive temperature sensor is communicated with the air outside the monitoring box through the ventilation hole. The data acquisition and processing module is arranged in the monitoring box and is in communication connection with the inductive temperature sensor and in electrical connection with the power supply. The needle-shaped thermocouple is obliquely inserted into the bottom surface of one side of the stand and has a plurality of detection ends and partially extends to the ground. The electronic controller is in electrical connection with the plurality of detection ends of the needle-shaped thermocouple and in electrical connection with the power supply and in communication connection with the data acquisition and processing module. The protective sleeve is arranged on the part of the needle-shaped thermocouple located on the ground, the protective sleeve is coated with a reflective paint outside, and one end of the protective sleeve is closed.
[0007] The ground temperature monitoring terminal in the application has an inductive temperature sensor and a needle-shaped thermocouple, the needle-shaped thermocouple is directly inserted obliquely on the ground, the ground temperature can be directly detected by the needle-shaped thermocouple, and the ambient temperature can be detected by the inductive temperature sensor, so that the ground temperature monitoring terminal can obtain two kinds of temperature data at the same time, which is convenient for providing compensation for the temperature data of satellite remote sensing, and can make the ground temperature model more accurate.
[0008] In some embodiments of the application, the needle-shaped thermocouple is provided as at least two, and the at least two needle-shaped thermocouples are distributed at intervals around the circumference of the column. The at least two needle-shaped thermocouples can further improve the accuracy of the temperature monitoring results of the ground.
[0009] In some embodiments of the application, the needle-shaped thermocouple has a plurality of detection ends, and the plurality of detection ends are located between the ground surface and a depth of 9 cm underground. The plurality of detection ends can simultaneously monitor the temperature of the ground surface and a certain depth underground, so as to further improve the ground temperature model.
[0010] In some embodiments of the application, the detection end is 4, and the depth difference between adjacent two detection ends is 3cm. The same interval detection end can help to determine the accuracy of the data, so that when the ground temperature data deviation is large due to unstable contact, the underground temperature can be used for data estimation, and the large error of the ground temperature data can be avoided.
[0011] In some embodiments of the application, the inclination angle of the needle-shaped thermocouple is between 25° and 50°. The inclined installation can reduce the shading of sunlight by the needle-shaped thermocouple, prevent the local ground temperature of the monitoring point from being abnormal due to shading sunlight, and further cause measurement deviation. At the same time, the installation angle of the inclination makes it difficult for dust, rainwater and other foreign matters to accumulate around the needle-shaped thermocouple, so that the foreign matters are difficult to adhere by means of gravity and natural wind force.
[0012] In some embodiments of the application, the inclination angle of the needle-shaped thermocouple is between 30° and 45°. The inclination range can further reduce the shading of sunlight, prevent the local ground temperature of the monitoring point from being abnormal due to shading sunlight, and further reduce the measurement deviation.
[0013] In some embodiments of the application, the data acquisition and processing module includes a data collector, a microprocessor and a storage unit, the data collector is used to collect the electrical signal of the inductive temperature sensor and convert it into a digital signal; the microprocessor is used to analyze and process the collected digital signal; the storage unit is used to store the original measurement data and the processed results. The data collector, microprocessor and storage unit can support the work of the inductive temperature sensor and the needle-shaped thermocouple, so that the ground temperature monitoring terminal has complete functions.
[0014] In some embodiments of the present application, the data acquisition and processing module further comprises a communication unit, which is electrically connected with the microprocessor. The communication unit can make the data be transmitted quickly, and help the real-time acquisition of the data.
[0015] In some embodiments of the present application, the power module adopts a power supply mode combining a solar panel and a lithium battery. The solar panel and the lithium battery jointly supply power, so that the power supply is stable. BRIEF DESCRIPTION OF DRAWINGS
[0016] The accompanying drawings are used to provide a further understanding of the technical scheme of the present application, and constitute a part of the specification, and are used together with the embodiments of the present application to explain the technical scheme of the present application, and do not constitute a limitation on the technical scheme of the present application.
[0017] Figure 1 A schematic view of a ground surface temperature monitoring terminal for satellite remote sensing compensation provided by an embodiment of the present application.
[0018] Figure 2 Another embodiment schematic view of a ground surface temperature monitoring terminal for satellite remote sensing compensation provided by an embodiment of the present application.
[0019] The accompanying drawings are used to provide a further understanding of the technical scheme of the present application, and constitute a part of the specification, and are used together with the embodiments of the present application to explain the technical scheme of the present application, and do not constitute a limitation on the technical scheme of the present application. DETAILED DESCRIPTION
[0020] The technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.
[0021] It should be noted that all the directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.
[0022] The terms "first", "second", "third", etc. are used only for descriptive purposes and do not connote or imply any relative importance or any priority. Thus, a feature defined with "first", "second", etc. can include one or more of the features. In the description of the application, the meaning of "a", "an" and "the" is intended to be the same as "one or more".
[0023] In the description of the application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances. In addition, when describing the pipeline, "connected" and "connected" in the application have the meaning of conducting. The specific meaning should be understood in combination with the context.
[0024] In the embodiments of the present application, the words such as "exemplary" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design presented as "exemplary" or "for example" in the embodiments of the present application should not be interpreted as being more preferred or advantageous than other embodiments or design solutions. Rather, the use of "exemplary" or "for example" is intended to present relevant concepts in a specific manner.
[0025] Satellite remote sensing technology plays an important role in many fields such as earth observation, weather prediction, and agricultural monitoring. However, due to atmospheric interference, satellite sensor errors and other factors, the surface temperature data obtained by satellite remote sensing has certain deviation, and inaccurate temperature data will seriously affect the accuracy of related analysis and decision-making.
[0026] Therefore, some temperature monitoring devices have appeared, such as weather station fixed point measurement, but the current temperature detection device only measures the environment temperature directly through the temperature sensor or thermometer.
[0027] The surface temperature and the environment temperature have different uses in different directions, and the research tries not only need the air temperature model, but also need the surface temperature model. The surface temperature and the environment temperature have different differences in different regions and different seasons, and the existing terminal for temperature monitoring cannot obtain accurate surface temperature, resulting in deviation of the model of satellite remote sensing.
[0028] Therefore, please refer to Figure 1 The application provides a surface temperature monitoring terminal for satellite remote sensing compensation, which comprises a stand 1, a monitoring box 2, a power supply 3, an inductive temperature sensor 4, a data acquisition and processing module 5, a needle-shaped thermocouple 6, an electronic controller 62 and a protective sleeve 63.
[0029] Please refer to Figure 1The stand 1 is vertically arranged on the ground and partially embedded in the ground. The stand 1 can be a mounting column and can be made of metal, such as aluminum alloy or stainless steel, to provide stable support. The stand 1 can be vertically arranged or have a certain inclination with the vertical direction, such as an inclination angle of 10° or less.
[0030] Please refer to Figure 1 The monitoring box 2 is fixedly arranged on the top of the stand 1. The monitoring box 2 can be a mounting shell of part of the local surface temperature monitoring terminal and can protect various elements. The monitoring box 2 can have a cuboid shape and can be made of plastic. The monitoring box 2 can be fixedly connected to the stand 1, such as threaded connection, bonding or clamping.
[0031] Please refer to Figure 1 The power supply 3 is fixedly arranged in the detection box. The power supply 3 can adopt a power supply mode combining a solar panel 32 and a lithium battery 31. The solar panel 32 converts solar energy into electric energy during the day to supply power to each module and charge the lithium battery 31. The lithium battery 31 provides stable power supply for the monitoring terminal at night or when the light is insufficient. This power supply mode has the advantages of energy saving, environmental protection and strong endurance, which can ensure the stable operation of the monitoring terminal for a long time.
[0032] Please refer to Figure 1 The power supply 3 can also be adapted with a corresponding power supply circuit to stabilize the power supply voltage when the power supply 3 is connected to each element, so as to avoid damaging the elements.
[0033] Please refer to Figure 1 The inductive temperature sensor 4 is fixedly arranged in the monitoring box 2 and is electrically connected to the power supply 3. The monitoring box 2 is provided with a ventilation hole 21 on the bottom wall, and the inductive temperature sensor 4 communicates with the air outside the monitoring box 2 through the ventilation hole 21. The inductive temperature sensor 4 can be a thermistor sensor, which changes the resistance value by sensing the built-in measuring resistance and temperature, thereby causing the current to change and forming the temperature value.
[0034] Please refer to Figure 1 The data acquisition and processing module 5 is arranged in the monitoring box 2 and is in communication connection with the inductive temperature sensor 4. The data acquisition and processing module 5 is electrically connected to the power supply 3. The data acquisition and processing module 5 can include a data acquisition device 51, a microprocessor 52 and a storage unit 53. The data acquisition device 51 is responsible for acquiring the electric signal output by the temperature measurement module and converting it into a digital signal.
[0035] Please refer to Figure 1The microprocessor 52 analyzes and processes the collected digital signals, removes abnormal data, and calculates statistical parameters such as the average value and standard deviation of the ground temperature. The storage unit 53 is used to store the original measurement data and the processed results for subsequent query and analysis. In addition, the data acquisition and processing module 5 can also have a data quality control algorithm built-in, which can perform real-time quality evaluation on the measurement data to ensure the reliability of the data.
[0036] Please refer to Figure 1 The data acquisition and processing module 5 can also include a communication unit 54 that supports multiple communication methods such as 4G, 5G, and Wi-Fi through wireless communication technology. According to the environment and communication needs of the monitoring terminal, the communication method can be flexibly selected. The communication unit 54 can send the data processed by the data acquisition and processing module 5 to the data center, and also receive instructions from the data center to realize remote control and management.
[0037] Please refer to Figure 1 The needle-shaped thermocouple 6 is inserted obliquely on the bottom surface of one side of the stand 1, and has multiple detection ends 61, with part of the needle-shaped thermocouple 6 extending to the ground.
[0038] Please refer to Figure 1 The needle-shaped thermocouple 6 is installed in a lateral buried manner, and a tunnel is horizontally dug at a certain distance from the target monitoring point. The direction of the tunnel needs to avoid the direction of direct sunlight, for example, in the northern hemisphere, the tunnel direction is preferably east-west to reduce the impact of sunlight on the thermocouple in the tunnel.
[0039] Please refer to Figure 1 The needle-shaped thermocouple 6 is buried along the direction of the tunnel wall, with one measurement end of the needle-shaped thermocouple 6 flush with the ground surface. This installation method can accurately sense the ground temperature of the needle-shaped thermocouple 6, avoid shading of sunlight, and reduce the impact of direct sunlight on the thermocouple itself.
[0040] Please refer to Figure 1 At the same monitoring point, the needle-shaped thermocouple 6 can have multiple detection ends 61 to obtain temperature data at different depths. By analyzing the temperature data at different depths using algorithms, the accurate ground temperature can be further calculated. Even if the thermocouple at a certain layer is affected by direct sunlight or shading, the data from other layers can be used for correction to improve the accuracy of the measurement.
[0041] Please refer to Figure 1The electronic controller 62 is electrically connected with the multiple detection ends 61 on the needle-shaped thermocouple 6, the electronic controller 62 is electrically connected with the power supply 3, and the electronic controller 62 is in communication connection with the data acquisition and processing module 5. The electronic controller 62 can select a high-performance microcontroller (MCU) as the core processor of the electronic controller 62, such as an STM32 series. The microcontroller in this series has rich peripheral resources, powerful computing power and low power consumption, and can meet the functional requirements of data acquisition, processing, control and communication.
[0042] Please refer to Figure 1 The electronic controller 62 can also be configured with a signal amplifier, a filter and an analog-to-digital converter. The signal amplifier amplifies the weak electrical signal output by the thermocouple, the filter removes noise in the signal, and the analog-to-digital converter converts the analog signal to a digital signal for processing by the microcontroller.
[0043] Please refer to Figure 1 Since the needle-shaped thermocouple 6 has multiple detection ends 61, multiple data acquisition ends of the electronic controller 62 can be connected one by one with the multiple detection ends 61 to detect temperature values through the potential difference between adjacent detection ends 61.
[0044] Please refer to Figure 1 It should be noted that the needle-shaped thermocouple 6 is in the shape of a column, and the multiple detection ends 61 of the columnar structure are multiple thermocouples, which are in contact with different areas of soil to sense the soil temperature in different areas. The generation of the battery difference also requires a base level to form a temperature difference with the detection end 61 and form a corresponding voltage value.
[0045] Please refer to Figure 1 At this time, the base level can be formed in the central area of the needle-shaped thermocouple 6 and not in contact with the soil. The detection end 61 of the needle-shaped thermocouple 6 is a thermocouple, and the main body of the needle-shaped thermocouple 6 can be made of plastic material, or quartz or other hard materials with poor thermal conductivity.
[0046] Please refer to Figure 1 The protective sleeve 63 is arranged on the part of the needle-shaped thermocouple 6 located on the ground, the protective sleeve 63 is coated with reflective paint, and one end of the protective sleeve 63 is closed. The effect of the protective sleeve 63 is to block light, that is, to avoid direct sunlight on the detection end 61 of the needle-shaped thermocouple 6, and also to avoid the detection end 61 being abnormally heated by direct sunlight.
[0047] Please refer to Figure 1The protective sleeve 63 can be made of aerogel composite material, which not only has excellent heat insulation performance, but also has certain flexibility, and can closely fit the shape of the needle-shaped thermocouple 6, or a certain gap can be provided inside.
[0048] Please refer to Figure 1 The reflective paint can be made by acrylic resin as a base material and adding directional reflective material (such as glass beads) to achieve the reflective effect.
[0049] Please refer to Figure 1 The ground surface temperature monitoring terminal in the application has an inductive temperature sensor 4 and a needle-shaped thermocouple 6. The needle-shaped thermocouple 6 is directly inserted obliquely on the ground surface, and the ground surface temperature can be directly detected by the needle-shaped thermocouple 6, and the ambient temperature can be detected by the inductive temperature sensor 4, so that the ground surface temperature monitoring terminal can obtain two kinds of temperature data at the same time, which is convenient for providing compensation for the temperature data of satellite remote sensing, and can make the ground surface temperature model more accurate.
[0050] Please refer to Figure 2 It should be noted that the detection end 61 in the present application can be platinum-rhodium alloy or nickel-chromium alloy, and it should be matched with pure platinum, nickel-silicon alloy, etc. to form positive and negative electrodes to realize ground surface temperature monitoring through its own sensitivity to temperature.
[0051] Please refer to Figure 1 In some examples, the needle-shaped thermocouple 6 is provided as at least two, and the at least two needle-shaped thermocouples 6 are distributed at intervals around the circumference of the stand 1. The at least two needle-shaped thermocouples 6 can further improve the accuracy of the temperature monitoring result of the ground surface.
[0052] In some examples, the needle-shaped thermocouple 6 can be two, three or four.
[0053] Please refer to Figure 1 In some examples, the needle-shaped thermocouple 6 has a plurality of detection ends 61, and the plurality of detection ends 61 are located between the ground surface and the depth of 9 cm underground. The plurality of detection ends 61 can simultaneously monitor the temperature of the ground surface and a certain depth underground, so as to further perfect the ground surface temperature model.
[0054] In some examples, the detection end 61 of the needle-shaped thermocouple 6 can be 2, 3 or 4.
[0055] Please refer to Figure 1In some examples, there are four detection ends 61, and the depth difference between two adjacent detection ends 61 is 3 cm. The detection ends 61 with the same interval can help determine the accuracy of the data, so that when the ground surface temperature data deviates greatly due to unstable contact, the data can be inferred by the underground temperature, avoiding large errors in the ground surface temperature data.
[0056] In some examples, the depth difference between two adjacent detection ends 61 can also be unequal, that is, the deeper the depth, the greater the interval, so that it has a better effect on ground surface detection.
[0057] Please refer to Figure 1 In some examples, the inclination angle of the needle-shaped thermocouple 6 is between 25° and 50°. The inclined installation can reduce the shading of the needle-shaped thermocouple 6 to the sunlight, prevent the local ground surface temperature of the monitoring point from being abnormal due to shading of the sunlight, and further cause measurement deviation. At the same time, the installation angle of the inclination makes it difficult for dust, rainwater and other foreign matters to accumulate around the needle-shaped thermocouple 6, so that the foreign matters are difficult to adhere by means of gravity and natural wind force.
[0058] In some examples, the inclination angle of the needle-shaped thermocouple 6 can be 25°, 30°, 45° or 50°.
[0059] In some examples, the inclination angle of the needle-shaped thermocouple 6 is between 30° and 45°. This inclination range can further reduce the shading of the needle-shaped thermocouple 6 to the sunlight, prevent the local ground surface temperature of the monitoring point from being abnormal due to shading of the sunlight, and further reduce the measurement deviation.
[0060] In some examples, the inclination angle of the needle-shaped thermocouple 6 can be 35°, 40° or 42°.
[0061] Please refer to Figure 1 In some examples, the data acquisition and processing module 5 includes a data collector 51, a microprocessor 52 and a storage unit 53. The data collector 51 is used to collect the electrical signal of the inductive temperature sensor 4 and convert it into a digital signal; the microprocessor 52 is used to analyze and process the collected digital signal; and the storage unit 53 is used to store the original measurement data and the processed results. The data collector 51, the microprocessor 52 and the storage unit 53 can support the operation of the inductive temperature sensor 4 and the needle-shaped thermocouple 6, so that the ground surface temperature monitoring terminal has complete functions.
[0062] In some examples, the data acquisition and processing module 5 can have the same configuration as a general environmental temperature monitoring terminal and achieve similar functions, which will not be described here.
[0063] Please refer to Figure 1In some examples, the data acquisition and processing module 5 further comprises a communication unit 54, which is electrically connected with the microprocessor 52. The communication unit 54 can make the data be transmitted quickly, and help the real-time acquisition of the data.
[0064] In some examples, the communication unit 54 is a common function of the existing environment temperature monitoring terminal, which is not described herein.
[0065] Please refer to In some examples, the power supply 3 module adopts a power supply mode combining the solar panel 32 and the lithium battery 31. The solar panel 32 and the lithium battery 31 jointly supply power, which can make the power supply stable.
[0066] In some examples, the power supply combining the solar panel 32 and the lithium battery 31 is a common structure of the existing environment temperature monitoring terminal, which is not described herein.
[0067] In the description of the present specification, specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.
[0068] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto, any change or replacement within the technical scope disclosed in the present application should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A ground surface temperature monitoring terminal for satellite remote sensing compensation, characterized in that, The utility model relates to a kind of ground surface temperature monitoring terminal for satellite remote sensing compensation, including: Column, vertical setting on ground, the column is partially buried in underground; Monitoring box, fixedly arranged on the top of the column; Power supply, fixedly arranged in the monitoring box; Inductive temperature sensor, fixedly arranged in the monitoring box, the inductive temperature sensor is electrically connected with the power supply, the bottom wall of the monitoring box is provided with ventilation hole, the inductive temperature sensor is communicated with the air outside the monitoring box by the ventilation hole; Data acquisition and processing module, arranged in the monitoring box, the data acquisition and processing module is connected with the inductive temperature sensor, the data acquisition and processing module is electrically connected with the power supply; Needle thermocouple, obliquely inserted on the bottom surface of one side of the column, the needle thermocouple has multiple detection ends, the needle thermocouple partially extends to ground; Electronic controller, electrically connected with multiple detection ends on the needle thermocouple, the electronic controller is electrically connected with the power supply, the electronic controller is connected with the data acquisition and processing module; Protective sleeve, arranged on the part of the needle thermocouple on ground, the protective sleeve is coated with reflective paint, one end of the protective sleeve is closed.
2. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 1, wherein: The needle thermocouple is arranged as at least two, and the at least two needle thermocouples are distributed at intervals around the circumference of the column.
3. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 1, wherein: The thermocouple has multiple detection ends, and the multiple detection ends are located between the ground surface and a depth of 9 cm underground.
4. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 3, wherein: The detection ends are four, and the depth difference between adjacent two detection ends is 3 cm.
5. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to any one of claims 1-4, wherein: The inclination angle of the needle thermocouple is between 25° and 50°.
6. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 5, wherein: The inclination angle of the needle thermocouple is between 30° and 45°.
7. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to any one of claims 1-4, wherein: The data acquisition and processing module comprises a data collector, a microprocessor and a storage unit, the data collector is used to collect the electrical signal of the inductive temperature sensor and convert it into a digital signal, the microprocessor is used to analyze and process the collected digital signal, and the storage unit is used to store the original measurement data and the processed result.
8. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 7, wherein: The data acquisition and processing module further comprises a communication unit, and the communication unit is electrically connected with the microprocessor.
9. The ground surface temperature monitoring terminal for satellite remote sensing compensation according to claim 1, wherein: The power supply module adopts a power supply mode combining a solar panel and a lithium battery.