KR102101065B1 - Adaptive environmental integrated measuring system in the polar regions - Google Patents

Abstract

Polar adaptive environment integrated measurement system according to the present invention includes a polar environment analysis server; A polar integrated measurement device that detects a polar environment in the polar region and transmits the detected polar environment information; And an artificial satellite that receives the polar environment information detected by the polar integrated measurement device from the polar integrated measurement device and transmits it to the data center, wherein the polar integrated measurement device detects various polar environments in the polar region. A plurality of sensors; A terminal board including a plurality of connection ports for connecting to the plurality of sensors, respectively; A satellite communication board including a satellite communication module and a GPS module for performing satellite communication with the artificial satellite; A signal processing board including a converter for analog and digital conversion of input signals and output signals for the plurality of sensors and a multiplexer for multiplexing; A control board controlling at least one operation of the terminal board, the satellite communication board, and the signal processing board; A power supply module that supplies power to at least one of the plurality of sensors, the satellite communication board, the signal processing board, and the control board; And a housing for mounting the terminal board, the satellite communication board, the signal processing board, the control board and the power supply module.

Description

{Adaptive environmental integrated measuring system in the polar regions}

The present invention is intended to collect environmental information, and more particularly, to a technique for measuring environmental information in polar regions such as the North Pole and the South Pole.

Currently, many countries that operate observation stations in the world's polar regions, including the Polar Research Institute in Korea, are building and operating the AWS (Autometic Weather Station) for analysis and prediction of changes in the atmospheric environment around the observation base.

The automatic weather observation system in operation at the observation base uses its own power generation and operates without external power supply.

More than 10 AWSs are installed and operated in Antarctica and provide weather data. However, equipment failure and data loss are frequently occurring due to ice formation and low temperature (below -60 ℃) in the polar regions. For research using AWS, AWS repairs were performed regularly, resulting in approximately 80% of data observation and transmission. However, if you look at the quality of the transmitted data, the function of all observation sensors (air temperature / humidity, wind direction / wind velocity, air pressure, etc.) is significantly reduced in winter, and error data is included considerably.

According to the analysis of the cause of the failure, the power source by battery type was the most frequent, and the causes are in the order of origin change of wind direction, temperature / humidity sensor failure, and pressure sensor failure.

The IMBBS (The Ice Mass Balance Buoy System) measures the air temperature, surface temperature, glacial temperature of each layer, and seawater temperature by installing equipment after installing a hole that can be fixed to the glacier by supplying equipment to ice floes and glaciers at the installation site. Refers to equipment configured to be possible.

However, the equipment installed on such ice floes has different upper air temperature, glacial temperature, and seawater temperature, which affects the durability of the equipment, which is unfavorable for long-term observation, and the antenna is exposed to the outside, and the risk of damage due to external influences is high. In addition, if expensive equipment and batteries are used, it is difficult to operate for a long time, and the cost of installing a large number of equipment due to the installation of expensive equipment is increasing.

The problem to be solved by the present invention is to provide an integrated measurement system for a polar adaptive environment that enables data to be transmitted to and monitored by a user by using satellites by performing glacial flow in a polar region, observation by a large organ, or ecosystem.

The polar adaptive environment integrated measurement system for solving the above problems includes a polar environment analysis server; A polar integrated measurement device that detects a polar environment in the polar region and transmits the detected polar environment information; And an artificial satellite that receives the polar environment information detected by the polar integrated measurement device from the polar integrated measurement device and transmits it to the data center, wherein the polar integrated measurement device detects various polar environments in the polar region. A plurality of sensors; A terminal board including a plurality of connection ports for connecting to the plurality of sensors, respectively; A satellite communication board including a satellite communication module and a GPS module for performing satellite communication with the artificial satellite; A signal processing board including a converter for analog and digital conversion of input signals and output signals for the plurality of sensors and a multiplexer for multiplexing; A control board controlling at least one operation of the terminal board, the satellite communication board, and the signal processing board; A power supply module that supplies power to at least one of the plurality of sensors, the satellite communication board, the signal processing board, and the control board; And a housing for mounting the terminal board, the satellite communication board, the signal processing board, the control board and the power supply module.

The plurality of sensors may include at least one of an insolation sensor, a wind direction sensor, a wind speed sensor, an air pressure sensor, an air temperature sensor, a humidity sensor, an acceleration sensor, a gravity sensor, a gyro sensor, a geomagnetic sensor, and a soil moisture sensor.

The signal processing board is characterized by including an SDI module for multi-channel input capable of processing a SDI (Serial Digital Interface) protocol.

The signal processing board is characterized in that it comprises a signal processing module that processes the polar environment information collected from the plurality of sensors to compress, store and transmit data in a binary manner.

The control board is characterized in that it comprises a plurality of sensors, the signal processing board, a switching control module to enable selective power supply to at least one of the satellite communication board.

The terminal board, the satellite communication board, the signal processing board, and the control board are respectively disk-shaped structures, and the disk-shaped structures are hierarchically mounted in the housing.

At least one solar panel that collects sunlight to generate direct current energy; And an inverter that converts DC energy generated in the solar panel into AC energy, and the control board controls the operation of the inverter.

Three solar panels are provided, and three solar panels surround the battery module in the form of a triangular pillar while the battery modules constituting the power supply module are located at the center.

A plurality of the polar integrated measurement devices are provided, and any one of the plurality of polar integrated measurement devices operates in a host mode and the remaining polar integrated measurement devices operate in a client mode.

Between the polar integrated measurement device operating in the host mode and the polar integrated measurement device operating in the client mode, using at least one communication method of Zigbee (Zigbee) communication, Wi-Fi (WiFi) communication and Bluetooth (Bluetooth) communication It is characterized by.

The housing is characterized by including a vacuum type and a waterproof case structure made of aluminum.

The housing is characterized in that the inside is filled with a nitrogen material for room temperature and an absorber for dust prevention.

The environmental information analysis unit is characterized in that it calculates the amount of power used for a certain period in the polar integrated measurement device.

According to the present invention, by implementing a low-power ultra-small measurement system, it is possible to operate for a long time while minimizing external power supply and maintenance even in the polar region. In addition, unnecessary sensors and external power are controlled using satellite communication and internal clocks, and power control using an independent power control algorithm is configured to minimize power consumption and analyze data on actual usage to be utilized in various ways.

In addition, the durability and stability of the measurement system are secured to ensure normal operation even in watertight, temperature change and snowfall, so that high-quality data can be secured.

In addition, by establishing a short-range communication network between measurement equipment, an integrated network can be formed, so that detailed and precise environmental changes in the region can be observed and analyzed.

1 is a block diagram of an embodiment for explaining an integrated system for a polar adaptive environment according to the present invention.
2 is a block diagram of an embodiment for explaining the artificial satellite 20 shown in FIG. 1.
3 is a block diagram of an embodiment for explaining the polar environment analysis server shown in FIG. 1.
FIG. 4 is a block diagram of an embodiment for explaining the polar integrated measurement device shown in FIG. 1.
5 is a block diagram illustrating a converter, an SDI module, and a signal processing module mounted on a signal processing board according to the present invention.
6 is a block diagram illustrating detailed components of the converter shown in FIG. 5.
7 is a circuit diagram illustrating a connection state of circuit elements of the SDI module shown in FIG. 5.
8 illustrates a functional block diagram for a control board to perform power control for each component of a polar integrated measurement device.
9 is a reference diagram illustrating a power supply module including a solar module having a plurality of solar panels and a battery module.
10 is a reference diagram illustrating a polar integrated measurement device including a housing according to the present invention.
FIG. 11 is a block diagram of an embodiment for explaining a polar adaptive environment integrated measurement system including a plurality of polar integrated measurement devices.
12 is a reference diagram illustrating a network connection state for a plurality of polar integrated measurement devices shown in FIG. 11.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art, and the following embodiments can be modified in various other forms, and the scope of the present invention is It is not limited to the following embodiments. Rather, these examples are provided to make the present disclosure more faithful and complete and to fully convey the spirit of the present invention to those skilled in the art.

The terms used in this specification are used to describe specific embodiments, and are not intended to limit the present invention. As used herein, singular forms may include plural forms unless the context clearly indicates otherwise. Also, as used herein, “comprise” and / or “comprising” specifies the shapes, numbers, steps, actions, elements, elements and / or the presence of these groups. And does not exclude the presence or addition of one or more other shapes, numbers, actions, elements, elements and / or groups. As used herein, the term “and / or” includes any and all combinations of one or more of the listed items.

Although terms such as first and second are used herein to describe various members, regions, and / or parts, it is obvious that these members, parts, regions, layers and / or parts should not be limited by these terms. Do. These terms do not imply a specific order, top or bottom, or superiority, and are only used to distinguish one member, region or site from another. Accordingly, the first member, region, or site to be described below may refer to the second member, region, or site without departing from the teachings of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing embodiments of the present invention. In the drawings, deformations of the illustrated shape can be expected, for example, according to manufacturing techniques and / or tolerances. Therefore, the embodiments of the present invention should not be interpreted as being limited to a specific shape of the region shown in this specification, but should include, for example, a change in shape caused by manufacturing.

1 is a block diagram of an embodiment for explaining an integrated system for a polar adaptive environment according to the present invention.

Referring to FIG. 1, the polar adaptive environment integrated measurement system includes a polar integrated measurement device 10, an artificial satellite 20 and a polar environment analysis server 30.

The polar integrated measurement device 10 detects the environment in the polar region and transmits the detected polar environment information to the polar environment analysis server 30 through the artificial satellite 20.

The polar integrated measuring device 10 is equipped with a sensor capable of measuring a polar environment such as weather or atmosphere in a data logger and a sensor capable of measuring soil moisture, conductivity, and underground temperature of each layer, and the measured data is It is configured to be transmitted through the satellite 20. To this end, the polar integrated measuring device 10 includes components for detecting reactions of vegetation in response to changes in the atmosphere, ocean, climate, and crust in the polar regions and observations of ecosystem changes. In addition, the polar integrated measurement device 10 includes components that enable monitoring by transmitting in real time to the user by observing solar radiation, soil moisture, and other atmospheric data in the polar regions. In addition, the polar integrated measurement device 10 is embedded in the glacier around the polar region and includes components for understanding the movement of the glacier and the physical properties of the real-time glacier. In addition, the polar integrated measurement device 10 is configured to observe the current location of the glacier and the current temperature of the glacier by simultaneously observing the location of the glacier and the direction of movement using GPS.

In addition, the polar integrated measuring device 10 is composed of a buoy (BUOY) in a form capable of drifting with its own buoyancy, and is composed of a device capable of observing water temperature and air on its own over an ocean current or a glacier. By installing this possible sensor, it can be configured as a system that transmits the measured data to the user through a satellite.

In addition, the polar integrated measurement device 10 may be configured to transmit observation data to a user using satellite communication by installing an iridium satellite terminal therein to enable satellite communication, and within 100 [M] between each device. In the distance, an internal network can be configured to transmit and receive data in real time. A detailed description of the polar integrated measurement device 10 will be described with reference to FIG. 3 described below.

The artificial satellite 20 receives the polar environment information detected by the polar integrated measurement device 10 from the polar integrated measurement device 10 and transmits the received polar environment information to the polar environment analysis server 30. To this end, the artificial satellite 20 may include a communication module capable of performing satellite communication with the polar integrated measurement device 10 and the polar environment analysis server 30, respectively.

2 is a block diagram of an embodiment for explaining the artificial satellite 20 shown in FIG. 1. Referring to FIG. 2, the artificial satellite may include an iridium satellite or an Argo satellite.

The artificial satellite 20 may include a subscriber reception module 21, a subscriber transmission module 22, a gateway transceiver 23, a satellite control module 24, and the like.

The subscriber receiving module 21 wirelessly receives data from the polar integrated measurement device 10 and transmits the received data to the gateway transceiver 23.

The subscriber transmission module 22 wirelessly transmits data on the polar environment analysis server 30 received from the gateway transceiver 23 to the polar integrated measurement device 10.

 The gateway transceiver 23 wirelessly transmits the data of the polar integrated measurement device 10 received from the subscriber receiving module 21 to the polar environment analysis server 30, and the polar integrated measurement device from the polar environment analysis server 30. Data for control of (10) is wirelessly received, and the received data is transmitted to the subscriber transmission module (22).

The satellite control module 24 controls the operation of the above-described subscriber reception module 21, subscriber transmission module 22, and gateway transceiver 23. In addition, the satellite communication battery module (not shown 0, GPS communication module) The operation of (not shown) can be controlled.

The polar environment analysis server 30 collects and analyzes polar environment information detected by the polar integrated measurement device 10. Here, the polar environment analysis server 30 may analyze various environmental information detected by the polar integrated measurement device 10, and calculate information that can predict changes in the climate and ecology of the polar regions according to the analysis.

3 is a block diagram of an embodiment for explaining the polar environment analysis server 30 shown in FIG. 1.

Referring to FIG. 3, the polar environment analysis server 30 may include an environment information collection unit 31, an environment information analysis unit 32, and an environment information database 33.

The environmental information collection unit 31 collects various environmental information of the polar region from the polar integrated measurement device 10. The environment information collecting unit 31 is executed every cycle based on the previously stored schedule information to collect environment information, and also stores log information according to the collection of environment information.

The environmental information analysis unit 32 converts the environmental information collected by the environmental information collection unit 31 into a data format required for analysis processing. The environmental information analysis unit 32 converts environmental information into codes for data analysis. The environmental information analysis unit 32 may extract necessary variables and levels from environmental information converted into codes for analysis, and then generate analysis information on environmental information from the coded data.

Also, the environmental information analysis unit 32 may calculate the amount of power used for a certain period in the polar integrated measurement device 10. For example, the environmental information analysis unit 32 calculates the power consumption that can be used for one year in the polar integrated measurement device 10. To this end, the environmental information analysis unit 32 calculates the overall data consumption for each component of the polar integrated measurement device 10.

The environmental information analysis unit 32 calculates the current of the operating time and the standby time by using the current consumed in the data sheets of each sensor of the polar integrated measuring device 10, and for this purpose, is connected to the polar integrated measuring device 10 To calculate the current of the operating time and standby time. The environmental information analysis unit 32 refers to the temperature sensor, humidity sensor, wind speed sensor, soil moisture sensor, satellite communication module, and Zigbee current used for the detection of environmental information by referring to the contents of the data sheet for 1 [cycle], 1 day, Calculate in units of 1 month, 1 year, etc. to calculate the total amount of power

For example, in case of using the highest current, a portion for transmitting data to the satellite 20 is used for data transmission of about 2 seconds, and the next highest current value is the amount of current used for data measurement, It can be seen that the rest of the time uses minimal current for standby. According to this algorithm, the environmental information analysis unit 32 may calculate the amount of power in one cycle, one day, one month, and one year using this data. In addition, the environmental information analysis unit 102 refers to the temperature and humidity sensor, wind speed sensor, gps, gyro sensor, acceleration sensor, satellite module, Zigbee current used for the necessity of the glacial flow device, referring to the contents of the data sheet for 1 cycle, 1 day, It can be calculated in units of 1 month, 1 year, etc.

Table 1 below is table information illustrating a result of calculating the amount of power used for the polarized integrated measurement device 10 analyzed by the environmental information analysis unit 102.

Item Power consumption / Month Power consumption / Year Signal processing and control operation Sleep 10mA * 24h * 30day = 7.2Ah 87Ah Active 60mA * 10min * 30day = 12.5mAh 0.15Ah Zigbee operation Sleep 10μA * 24h * 30day = 7.2mAh 0.87Ah TX 30mA * 1h * 30day = 900mAh 10.8Ah Satellite communication operation Sleep 18μA * 24h * 30day = 13mAh 0.16Ah TX 83mA * 4h * 30day = 10Ah 120Ah GPS operation Sleep Measure 120mA * 10mim * 30day = 25mAh 0.3Ah Sensor (8CH) operation Sleep Measure 200mA * 10mim * 30day = 42mAh 0.5Ah Total action Total consumption per year 220Ah

Referring to Table 1, the amount of power used for the polarized integrated measurement device 10 analyzed by the environmental information analysis unit 102 requires a capacity of up to 220Ah per year, and when the efficiency of the battery is calculated as 70%, the total power consumption is It may be about 320Ah. Most of the consumption amount corresponds to the communication standby and satellite communication parts, which can be improved through the performance and real communication test of the communication sensitivity of the polar integrated measurement device 10. In addition, as will be described later, by minimizing the influence of external temperature changes through thermal insulation treatment for the battery of the polar integrated measurement device 10, the battery efficiency can be improved, and accordingly the environmental information analysis unit 102 It is possible to calculate the amount of power used in the polarized integrated measurement device 10 corresponding to the improved battery efficiency.

The environmental information database 33 stores collected environmental information and analyzed environmental information. The environment information database 33 may store input / output of environment information and a user's access history to the entire system. Also, the environment information database 33 may store information for authentication of a user accessing the environment information database 33 through a communication network. The environment information database 33 may extract environment information requested to be accessed, and may store a program for converting the extracted environment information into a graphic image desired by a user so that it can be visually easily checked.

FIG. 4 is a block diagram of an embodiment for describing the polar integrated measurement device 10 shown in FIG. 1.

Referring to FIG. 4, the polar integrated measurement device 10 includes a plurality of sensors 100, a terminal board 101, a signal processing board 102, a satellite communication board 103, a control board 104, and power supply It may include a module 105 and a housing 106.

The plurality of sensors 100 detect various polar environments in the polar region including the North Pole or the South Pole. Here, the plurality of sensors 100 includes an insolation sensor, a wind direction sensor, a wind speed sensor, an air pressure sensor, an air temperature sensor, a humidity sensor, an acceleration sensor, a gyro sensor, a gravity sensor, a geomagnetic sensor, and a soil moisture sensor. The plurality of sensors 100 are respectively connected to the terminal board 101.

The terminal board 101 includes a plurality of connection ports for connecting to each of the plurality of sensors 100. At this time, the connection ports of the terminal board 101 may include a push-type connector, and the terminal board 101 may be connected to a plurality of sensors 100 using the push-type connector, respectively.

The signal processing board 102 may include a converter for analog and digital conversion of input signals and output signals for the collected plurality of sensors 100, a serial digital interface (SDI) module for performing multiplexing, and a signal processing module. Can be.

5 is a block diagram illustrating a converter, an SDI module, and a signal processing module mounted on the signal processing board 102 according to the present invention, and FIG. 6 shows detailed components of the converter 102-1 shown in FIG. It is an exemplary block diagram, and FIG. 7 is a circuit diagram illustrating a connection state of circuit elements of the SDI module shown in FIG. 5.

5 and 6, the converter 102-1 may include respective converting modules capable of high resolution to increase accuracy of sensor values input from the plurality of sensors 100. For example, a temperature sensor using a current such as a thermocouple includes amplification and linear conversion modules 102-1a for amplification or linearization of a temperature sensor value, and a current for a temperature sensor using a resistance such as RTCs. And a current excitation and linear converting module 102-1b for linearization of the temperature sensor value, and in the case of a pressure sensor such as a strain gauge, a voltage excitation and bridge setting converting module for converting the pressure sensor value ( 102-1c), a common module, that is, an insulation amplification converting module 102-1d with respect to a common ground value, and AC mechanical switching or electromechanical relay converting module 102-1e reflecting the load for the maximum current ), And a low-pass converting module 102-1f for a signal having high frequency noise. As described above, the converter 102-1 analyzes the characteristics of each sensor and configures modular analog / digital converting to perform sampling of 0.1 [Hz] to 1 [Hz] or more by reflecting the output characteristics of each measurement sensor. Meanwhile, amplification and filtering in consideration of the output characteristics of each measurement sensor are performed. In addition, it includes a sensor input channel of up to 12 or more channels, and it is possible to allocate 8 channels for a differential signal and 12 channels for a single signal.

The SDI module 102-2 corresponds to a module for multi-channel input capable of processing the SDI protocol, and is connected to sensors capable of using the SDI protocol to receive a plurality of sensor values.

5 and 7, the SDI module 102-2 may be connected in parallel with a predetermined number of sensors 100-1, 100-2, ... 100-n. The SDI module 102-2 individually controls a plurality of sensor data in one port by selectively controlling a plurality of sensors 100-1, 100-2, .... 100-n connected in parallel. Can be acquired. Accordingly, the SDI module 102-2 has a superior function in expandability of sensor processing. That is, it has a superior efficiency than the existing method of using a plurality of ports to connect a plurality of sensors. That is, as shown in FIGS. 5 and 7, the signal processing module 102-3 is provided with a signal processing board 102 to which the SDI module 102-2 is added, thereby extending sensor signal processing. It enables performance and also minimizes unnecessary power consumption by controlling power when not in use through development and improvement of firmware for external power and module control. In this way, the signal processing board 102 is configured to enable control of the active inactive mode through power control of each module.

5, the signal processing module 102-3 controls individual processing of signals received from the converter 102-1 or the SDI module 102-2. The signal processing module 102-3 may control each operation by using an enable signal that allows each module to selectively operate with respect to the plurality of sensors 100. Accordingly, the signal processing module 102-3 is configured to control the extended serial port from the terminal board 101.

In addition, the signal processing module 102-3 converts and compresses data by using a binary method instead of the ASCII code method corresponding to a conventional data storage and transmission method, and converts and compresses data into the converted and compressed binary data. For storage and transmission.

Table 2 below is table information illustrating that data is converted to binary code according to the signal processing module 102-3.

A Designation number ID Use bit-> bit 15 ~ 0
Effective range-> 1 to 32767
Data type-> binary code B date year Use bit-> bit 15 ~ 9
Expression range-> 0 ~ 127 (Binary)
Effective range-> 0 ~ 99 month Use bit-> bit 8 ~ 5
Expression range-> 0 ~ 15 (Binary)
Effective range-> 1 to 12 Work Use bit-> bit 4 ~ 0
Expression range-> 0 ~ 31 (Binary)
Effective range-> 1 to 31 C time city Use bit-> bit 12 ~ 8
Expression range-> 0 ~ 31 (Binary)
Effective range-> 1 to 23 minute Use bit-> bit 5 ~ 0
Expression range-> 0 ~ 63 (Binary)
Effective range-> 0 ~ 59 D Wind direction / wind speed Wind direction Use bit-> bit 8 ~ 0
Expression range-> 0 ~ 511 (Binary)
Effective range-> 0 ~ 359 Wind speed Use bit-> bit 18 ~ 9
Expression range-> 0 ~ 1024 (Binary)
Effective range-> 1 to 1000

As shown in Table 2, the signal processing module 102-3 converts and compresses data to be transmitted to the satellite 20 in a binary manner, and controls to store and transmit the converted and compressed data. Through the control of the board 104 is sheared to the satellite communication board 103. Accordingly, by increasing the data transmission quality and transmission speed by minimizing the amount of data for data transmission, the signal processing module 102-3 has 30 [%] or less data compression compared to the prior art. Data transmission speed can be improved.

The satellite communication board 103 may include a satellite communication module and a GPS module that perform satellite communication with the artificial satellite 20.

The satellite communication module includes a satellite antenna, and performs signal processing to perform satellite communication with the artificial satellite 20 through the satellite antenna. The satellite communication module converts environmental information detected by the plurality of sensors 100 into a satellite signal so as to be transmitted to the satellite 20, and transmits the converted satellite signal to the satellite 20 through a satellite antenna.

The satellite communication module may determine a satellite having good transmission / reception status in the polar region. The satellite communication module may support data transmission and reception using an iridium satellite or an Argo satellite. It may be composed of a communication module with enhanced durability in consideration of the operation environment of the polar region (for example, -49 [degree]). The satellite communication module may set an interval so that data can be transmitted and received more than once a day. Since the antenna of the satellite communication module is exposed to the outside, it may include a support structure capable of mechanically securing stability.

The GPS module receives signals from a plurality of satellites 20. The GPS module can calculate the position of the current system by calculating the distance from each satellite from the time it takes to reach the signal. As a method of calculating the current position, the GPS module may use any one of a simple GPS positioning method, a DGPS (Differential GPS) positioning method, an A-GPS (Assisted GPS) positioning method, and a positioning method using a double differential method.

The control board 104 controls the operation of the plurality of sensors 100, the terminal board 101, the signal processing board 102, and the satellite communication board 103. The control board 104 processes arithmetic operations, logical operations, complements, and the like as calculation operations, and includes registers for calculation operations. In addition, the control board 104 includes a plurality of sensors 100, a terminal board 101, a signal processing board 102, a satellite communication board 103, as it includes a CPU core, memory, and programmable input / output. You can control the operation. To this end, the control board 104 is electrically connected to a plurality of sensors 100, a terminal board 101, a signal processing board 102, and a satellite communication board 103.

The control board 104 processes the data processed by the signal processing module 102 and transmits the processed data to the satellite communication board 105, and interprets data received from the satellite 20 to perform control commands. To this end, the control board 104 performs time synchronization for data transmission and reception with the satellite communication board 103, and controls entry of a sleep mode for each component to minimize power consumption. In addition, the control board 104 may recover an error that may occur during the control operation through a watchdog function.

In addition, the control board 104 in the present invention, for each component (eg, sensors, controller, memory, communication module, etc.) of the polar integrated measurement device 10 to minimize power consumption It can be controlled so that the power supply is made individually.

FIG. 8 illustrates a functional block diagram for the control board 104 to perform power control for each component of the polar integrated measurement device 10.

Referring to FIG. 8, the control board 104 includes a battery array connected in parallel for low power control, and the converter may use 15, 5, 3.3 [V] as DC power. Also, the control board 104 includes a main power driver for main power, a sub power driver for auxiliary power, and a linear regulator, and CPLD (CPLD) for power protection. Complex Programmable Logic Device) or OSC.

The control board 104 is selectively supplied with power to each of a plurality of sensors 100, a signal processing board 102, a satellite communication board 103, or a control module 104-2 including a controller and a memory. And a switching control module 104-1. The switching control module 104-1 may include a plurality of NPN transistor elements, PNP transistor elements, or IC chips for a switching operation. The control board 104 may control the power supply to only components that require operation by the switching control module 104-1, and perform switching control to cut off the power supply to components that do not require operation. .

The power supply module 105 supplies power to at least one of the plurality of sensors 100, the terminal board 101, the signal processing board 102, the satellite communication board 103, and the control board 104. The power supply module 105 is mounted in the housing 106 as described below to enable stable power supply in an environment of polar regions (eg, -40 degrees or less). In addition, the power supply module 105 may include a battery module capable of operating according to the amount of power consumption available for a certain period (eg, 1 year). To this end, as described above, the polar environment analysis server 30 calculates the total data consumption for each component of the polar integrated measurement device 10, and the power supply module 105 is the minimum according to the calculated amount It may include a battery capable of securing a power amount of 1.3 times or more. To this end, information on the operation time and the waiting time may be provided to the polar environment analysis server 30 by connecting the polar integrated measurement device 20 and the polar environment analysis server 30. Therefore, the power supply module 105 may be equipped with a battery module having an amount of power required for continuous operation for a certain period (eg, 1 year).

In addition, the power supply module 105 may further include a solar module including a solar panel and an inverter in addition to the battery module to supply eco-friendly energy using sunlight. The solar panel collects sunlight to generate direct current energy corresponding to electrical energy. The inverter converts the direct current energy generated by the solar panel into alternating current energy. In addition, the inverter may perform a maximum power tracking function for maximizing power generated by the solar module, an operation stop function in the event of an abnormality of the solar panel or other devices. On the other hand, the control board 104 controls the operation of the inverter, so that the electric energy generated by collecting light from the solar panel can be supplied to each module.

The solar module can be designed to be more than twice the total power consumption in consideration of the sunshine time (480 hours / year). For example, the solar module may be 12 [V] and 20 [W] class modules. In addition, the power consumption of the solar module may be 8 [W] per day, the charging power per year may be 760 [Ah], and at this time, the power consumption of the polar integrated measurement device 20 may be 320 [Ah]. . The solar module is configured to operate for up to one year even when there is no solar power generation. The power supply module 105 further includes 12 [V] and 5 [A] or more overcharge prevention circuits according to the solar module, wherein the charging module for charging the ocean light module sufficiently covers the power capacity of the solar module Make it possible.

At least one or more solar panels may be provided, and particularly, three or more solar panels may be provided. For example, in the case where three solar panels are provided, the three solar panels may have a structure surrounding the battery module in the form of a triangular pillar while the battery module is located in the center.

9 is a reference diagram illustrating a power supply module 105 including a solar module having a plurality of solar panels and a battery module. Referring to FIG. 9, a battery module 105a is positioned under a position where each of a terminal board, a satellite communication board, a signal processing board, and a control board are hierarchically mounted, and three solar panels are positioned around the battery module 105a. The side edges of each of the fields 105b-1, 105b-2, and 105b-3 may be in a shape surrounded by triangular pillars in contact with the side edges of other solar panels. As the three solar panels 105b-1, 105b-2, and 105b-3 are disposed around the battery module 105a, the solar power is low in the polar region while minimizing the volume of the power supply module 105. Solar radiation radiated from the solar panels 105b-1, 105b-2, and 105b-3 is allowed to be maximally incident.

The housing 106 mounts the terminal board 101, the signal processing board 102, the satellite communication board 103, the control board 104, and the power supply module 105. Further, the housing 106 may mount at least one of the plurality of sensors 100 therein. At this time, the terminal board 101, the signal processing board 102, the satellite communication board 103 and the control board 104 so that the miniaturized and mounted in the housing 106, the terminal board 101, the signal processing board ( 102), the satellite communication board 103, and the control board 104 may each be disc-shaped structures, and the housing 106 includes a cylindrical structure so that these disc-shaped structures can be hierarchically mounted in the housing 106. can do.

10 is a reference diagram illustrating a polarized integrated metrology device 10 comprising a housing 106 according to the present invention. Referring to FIG. 10, the polar integrated measurement device 10 includes a terminal board 101, a signal processing board 102, a satellite communication board 103, and a control board 104 having a disc-shaped structure and housing hierarchically. It can be confirmed that it is mounted in (106).

The housing 106 is composed of a durable case and assembly that can withstand external temperatures and impacts. The housing 106 includes a mutually compatible and assembled coupling structure. That is, the housing 106 has a mechanical structure to be removable by simple assembly and coupling. In particular, the housing 106 may include vacuum and waterproof case structures made of aluminum. The housing 106 is filled with nitrogen material for room temperature therein, and may be filled with an absorbent material for dustproofing. The condensation phenomenon according to the external temperature (for example, -40 [degree]) can be prevented by the vacuum-type housing structure, and the moisture-proof and dust-proof effect can be obtained by the waterproof-type housing structure. Such

Meanwhile, a plurality of the above-described polar integrated measurement devices may be provided. When a plurality of polar integrated measurement devices are provided, any one of them may operate in a host mode and the remaining polar integrated measurement devices may operate in a client mode.

11 is a block diagram of an embodiment for explaining a polar adaptive environment integrated measurement system including a plurality of polar integrated measurement devices, and FIG. 12 is a network connection state for the plurality of polar integrated measurement devices shown in FIG. 11. It is a reference diagram for illustrating.

Referring to FIG. 11, among the plurality of polar integrated measurement devices 10-1, 10-2, 10-3, and 10-4, the polar integrated measurement device 10-2 set as the host H is a client C ) Can sequentially collect environmental information from other polar integrated measurement devices (10-1, 10-3, 10-4) set, and the polar integrated measurement device (10-2) set as a host (H) Each of the obtained environmental information may be transmitted to the polar environment analysis server 30 through the artificial satellite 20. At this time, Zigbee communication and Wi-Fi are provided between the polar integrated measurement devices 10-2 operating in the host mode and the polar integrated measurement devices 10-1, 10-3, and 10-4 operating in the client mode. WiFi) communication, Bluetooth (Bluetooth) communication, and the like can perform short-range wireless communication. In addition, referring to FIG. 12, it can be seen that a process in which the polar integrated measurement device indicated by the host H collects respective environmental information from other polar integrated measurement devices indicated by the client C. In addition, in FIG. 12, it can be confirmed that various network topology types are illustrated for a plurality of polar integrated measurement devices composed of a host H and clients C.

For example, when the host H requests data transmission of environment information to each of the clients C, the clients C transmit environment information to the host H in response to the data request signal. In addition, when the host H does not request a separate data from the clients C, the clients C may transmit their environment information to the host H according to a preset time period. The host H transmits the data stored in the memory (not shown) to the satellite when the data transmission time reaches the satellite 20, and if there is no data in the memory, requests data transmission to the clients through Zigbee or the like. And, among them, the Zigbee protocol is used to send and receive data as soon as it responds. The transmission speed between the host H and the client C may have 250 Kbps at 2.4 GHz, and the number of nodes of the host H and the client C may be supported up to 65,536. In addition, the number of channels between the host H and the client C may be up to 16, and the maximum reception sensitivity may be -85 [dBm]. In addition, the power consumption between the host H and the client C is generally 3 [μA], and may be 35 [mA] during transmission.

The present invention may be implemented by a software program and operated by a computer-readable recording medium. For example, the recording medium may be a hard disk, flash memory, RAM, ROM, etc. as an internal type, or an optical disk such as CD-R, CD-RW, compact flash card, smart media, memory stick, multimedia card as an external type.

Although the embodiments of the present invention have been described as above, the embodiments disclosed in the specification of the present invention are not intended to limit the present invention. The scope of the present invention should be interpreted by the following claims, and all technologies within the scope equivalent thereto should be interpreted as being included in the scope of the present invention.

10: polar integrated measurement device
20: satellite
30: Polar environment analysis server
100: multiple sensors
101: terminal board
102: signal processing board
103: satellite communication board
104: control board
105: power supply module
106: housing

Claims (13)

Polar environment analysis server;
A polar integrated measurement device that detects a polar environment in the polar region and transmits the detected polar environment information; And
And an artificial satellite that receives the polar environment information detected by the polar integrated measurement device from the polar integrated measurement device and transmits it to the polar environment analysis server.
The polar integrated measuring device,
A plurality of sensors sensing various polar environments in the polar region;
A terminal board including a plurality of connection ports for connecting to the plurality of sensors, respectively;
A satellite communication board including a satellite communication module and a GPS module for performing satellite communication with the artificial satellite;
A signal processing board including a converter for analog and digital conversion of input signals and output signals for the plurality of sensors and a multiplexer for multiplexing;
A control board controlling at least one operation of the terminal board, the satellite communication board, and the signal processing board;
A power supply module that supplies power to at least one of the plurality of sensors, the satellite communication board, the signal processing board, and the control board; And
A housing for mounting the terminal board, the satellite communication board, the signal processing board, the control board and the power supply module,
The polar environment analysis server,
An environmental information collection unit that collects the polar environment information from the polar integrated measurement device every period based on the previously stored schedule information, and stores log information according to the collection of the collected polar environment information;
An environmental information database that stores the collected polar environment information; And
Includes an environmental information analysis unit for converting the collected polar environment information into a code for analyzing, and analyzing the code converted polar environment information,
The environmental information analysis unit,
The current of each operation time and standby time for the plurality of sensors is calculated using the current consumption provided from the data sheets for the plurality of sensors, and according to the current of each of the operation time and the standby time Calculate the power consumption that can be used annually for the polar integrated measurement device as the polar environment information,
The signal processing board,
It includes high-resolution converting modules for sensor values input from the plurality of sensors, and reflects the output characteristics of each sensor according to the converting modules to sample, amplify and filter 0.1 or more [Hz] to 1 [Hz] or more. Converter to perform;
SDI module for multi-channel input capable of processing a serial digital interface (SDI) protocol; And
And a signal processing module for processing the polar environment information collected from the plurality of sensors to compress, store, and transmit data in a binary manner,
The converting modules,
An amplification and linear conversion module that amplifies and linearizes a temperature sensor value of a temperature sensor using current;
A current excitation and linear converting module that excites the current of the temperature sensor using a resistor to linearize it with respect to the temperature sensor value;
A voltage setting and bridge setting converting module for converting the pressure sensor value of the pressure sensor;
An insulation amplification converting module providing a common ground value;
An electromechanical relay converting module that reflects AC switching or load for maximum current; And
Includes a low-pass converting module for signals with high frequency noise,
The housing,
It is a cylindrical structure that can be easily detached because it is formed of a compatible and assembled structure. Each of the terminal board, the satellite communication board, the signal processing board, and the control board formed of a disk-shaped structure is hierarchically mounted inside and polar environment. It is equipped with at least one sensor for sensing the sensor, and is formed of a vacuum and waterproof case structure made of aluminum to prevent condensation caused by cryogenic temperatures, and is filled with a nitrogen material for moisture resistance and an absorbent for dust prevention,
Together with the power supply module, three solar panels that collect sunlight and generate direct current energy; And an inverter that converts DC energy generated by the three solar panels into AC energy,
The terminal board, the satellite communication board, the signal processing board, and each of the control boards are hierarchically mounted in order to minimize the volume and allow maximum sunlight incident from the sun having a low altitude in the polar region. The battery module constituting the power supply module is located at the bottom of the,
The three solar panels are in contact with the side edges of the photovoltaic panels, each side edge of each other is a triangular columnar shape surrounding the side of the battery module, the polar adaptive environment integrated measurement system. The method according to claim 1,
The plurality of sensors includes at least one of an insolation sensor, a wind direction sensor, a wind speed sensor, an air pressure sensor, an air temperature sensor, a humidity sensor, an acceleration sensor, a gravity sensor, a gyro sensor, a geomagnetic sensor, and a soil moisture sensor. Adaptive environment integrated measurement system. delete delete The method according to claim 1,
The control board,
And a switching control module that enables selective power supply to at least one of the plurality of sensors, the signal processing board, and the satellite communication board. delete delete delete The method according to claim 1,
A plurality of the polar integrated measurement device is provided,
Polar adaptive environment integrated measurement system, characterized in that any one of the plurality of polar integrated measurement device operates in a host mode and the remaining polar integrated measurement devices operate in a client mode. The method according to claim 9,
Using at least one communication method between Zigbee communication, Wi-Fi communication and Bluetooth communication between the polar integrated measurement device operating in the host mode and the polar integrated measurement device operating in the client mode Characterized in that the polar adaptive environment integrated measurement system. delete delete delete

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