JP2005121615A - Observation station device, monitor station device and river management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To increase the number of points where warning information is informed by using an observation station device. <P>SOLUTION: This observation station device is provided with a river display plate 23 displaying information visibly on the observation station device 2 acquiring at least one of the water level data of a river and rainfall amount data and transmitting to a monitor station, and a river display controlling part 240 receiving display information data transmitted from the monitor station and displaying the information on the river display plate 23 based on the display information data. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an observation station device and a monitoring station device used for river management, and a river management system configured using the observation station device and the monitoring station device.

  The conventional river monitoring system uses a radio telemeter system, and the observation station device that captures data from the river acquires and returns data in response to a data collection call (polling) from the monitoring station device provided on the center side. It simply performs the processing.

  In addition, a river display board is installed to notify the residents of the river basin of danger information. The river information processing device captures the data observed by the rain / water telemeter system and collects rainfall data and water level data. After using the warning judgment, if there is a danger, display information is sent from the river information processing apparatus to the river display board via the optical cable to display the danger.

  Since the river display board is connected to the river information processing apparatus by an optical cable, it is not often installed due to problems such as cost, and there is a possibility that sufficient information transmission is not necessarily performed.

  In addition, when making a warning judgment in a river information processing device, if multiple data observation points are provided, it takes time to make a judgment after collecting data from these multiple points. In some cases, quick response was not possible.

In contrast to the above, a system for making a determination and sending an alarm in a slave station has been known.
Japanese Patent Laid-Open No. 2-59899

  The problem to be solved is that alert information is not reported at an appropriate number of points. Moreover, when alert information is alert | reported, it is that a quick response is not performed.

  An observation station apparatus according to the present invention obtains at least one of river water level data and rainfall amount data, and transmits it to a monitoring station. In the observation station apparatus, a display board for displaying information visually, and a display sent from the monitoring station It comprises display control means for receiving information data and displaying information on the display board based on the information data.

  The observation station apparatus according to the present invention further includes transmission means for taking in information displayed on the display board from the display board and transmitting the information to the monitoring station.

  The monitoring station device according to the present invention collects data from an observation station that sends at least one of water level data and rainfall data of a river, and sends the collected data and the warning level information to a monitoring device that sends the data to a host device. The display information determining means for determining display information to be sent to the observation station based on the comparison, and the transmission means for transmitting the display information determined by the display information determining means to the corresponding observation station, To do.

  The river management system according to the present invention obtains at least one of river water level data and rainfall data, and transmits an observation station device that transmits the data, and transmits data sent from the observation station device to a host device. In the river management system comprising a device, the monitoring station device includes display information determination means for determining display information to be sent to the observation station based on a comparison between the collected data and the warning level information, Transmission means for transmitting the display information determined by the display information determination means to the corresponding observation station, the observation station device receives display information data sent from the monitoring station, and based on the display information data, Display control means for displaying information on the display board is provided.

  The observation station apparatus of the present invention is provided with a display board for visual display of information, receives display information data sent from the monitoring station, and displays information on the display board based on this data. It is possible to secure an alarm notification point corresponding to the number of station devices.

  In the observation station apparatus of the present invention, the information displayed from the display board is captured and transmitted to the monitoring station, so that the monitoring station can grasp the contents actually displayed on the display board in the observation station apparatus. Is possible.

  In the monitoring station apparatus of the present invention, display information to be sent to the observation station is determined based on the comparison between the collected data and the warning level information, and this display information is transmitted to the corresponding observation station. Notification is possible.

  In the river management system according to the present invention, the observation station device is provided with a display board for visual display of information, receives display information data sent from the monitoring station, and displays information on the display board based on the display information data. As a result, it is possible to secure a point of alarm notification corresponding to the number of observation station devices, and the monitoring station device displays information to be sent to the observation station based on a comparison between the collected data and the warning level information. Since the information is determined and the display information is transmitted to the corresponding observation station, an alarm can be promptly notified.

  The shortage of alarm reporting points is resolved by using the current facility by installing a display board on the observation station device, and the delay of the alarm is based on the comparison with the warning level information using the collected data. It has been resolved by determining the display information to be sent to.

  Hereinafter, embodiments of an observation station device, a monitoring station device, and a river management system according to the present invention will be described with reference to the accompanying drawings. In each figure, the same components are denoted by the same reference numerals, and redundant description is omitted. FIG. 1 shows a block diagram of the observation station device 2. The observation station device 2 has a configuration in which a radio device 21, a measurement device 22, and a river display board (display board) 23 are connected to the main body 20. The measuring device 22 is a water level gauge or a rain gauge.

  The main body unit 20 is provided with a basic control unit 200 and is configured to control each unit. A transmission control unit 210, a digital input unit 220, a pulse input unit 230, a river display control unit 240, a river display information input unit 250, a test unit 260, and a power supply unit 270 are connected to the basic control unit 200.

  A modem unit 280 is connected to the transmission control unit 210, and the wireless device 21 is connected to the modem unit 280. The transmission control unit 210 receives the signal from the monitoring station received by the wireless device 21 in a demodulated state via the modulation / demodulation unit 280, and sends it as data to each required unit under the control of the basic control unit 200. In addition, the transmission control unit 210 receives data from each required unit under the control of the basic control unit 200, sends the data to the modulation / demodulation unit 280, modulates the data, and transmits the data from the radio apparatus 21 to the monitoring station. The digital input unit 220 is an interface connected to a water level gauge that is the measuring device 22 and takes in water level data. The pulse input unit 230 is an interface connected to a rain gauge as the measuring device 22 and inputs rain data as a pulse. These water level data and rainfall data are sent to the transmission control unit 210 under the control of the basic control unit 200 in response to polling by the monitoring station, modulated by the modulation / demodulation unit 280, and monitored by the radio station 21. Sent to.

  The river display control unit 240 converts the display information data received through the transmission control unit 210 under the control of the basic control unit 200 into a display signal and applies it to the input terminal of the river display board 23 to display alarm information ( Display control means). The river display information input unit 250 receives a display signal corresponding to the displayed alarm information from the output terminal of the river display board 23, converts it into display information data, and is controlled by the basic control unit 200. The data is sent to the transmission control unit 210, sent from here to the modulation / demodulation unit 280, modulated, and sent to the monitoring station via the wireless device 21 (transmission means).

  The test unit 260 holds test data, and performs a data transmission test without polling from the monitoring station or in response to test polling. The power supply unit 270 receives power from the outside and supplies necessary power to each unit.

  FIG. 2 is a block diagram illustrating a configuration of the monitoring station device 1. The monitoring station device 1 has a configuration in which a wireless device 11, a printer 12, a host device 13 such as a river information processing device, an external clock 14 and an operation panel 15 are connected to a main body 10.

  The main body unit 10 includes a basic control unit 100, and the basic control unit 100 controls each unit. The basic control unit 100 includes a transmission control unit 111, a clock control unit 112, a two-volume batch call control unit 113, 114, an operation control unit 115, a print output unit 116, an external output unit 117, a data storage unit 118, a river display board A control determination unit 119, a control determination value setting unit 120, a pause setting unit 121, a test unit 122, and a power supply unit 123 are connected.

  The transmission control unit 111 transmits information to and from the observation station via the wireless device 11, and a modem unit 124 and a branch input unit 125 are connected to the wireless device 11. The modulation / demodulation unit 124 modulates and demodulates the signal, and the branch input unit 125 is connected to a wired line or μ-V (multiplex line) to branch the signal. A clock unit 126 is connected to the clock control unit 112, and time information of the clock unit 126 is taken out by the clock control unit 112 and used for reference in processing by the basic control unit 100. The clock unit 126 performs time correction by sending a correction pulse to the external clock 14. The two-quantity batch call control units 113 and 114 perform call control when acquiring two quantities of water level data and rainfall data in a batch for the observation station. An operation panel 15 is connected to the operation control unit 115, and the operation control unit 115 sends data to be displayed to the operation panel 15, and receives data corresponding to an operation of a key or the like on the operation panel 15 to the basic control unit 100. Send it out.

  The printer 12 is connected to the print output unit 116, and printing data sent from the basic control unit 100 or the like is sent to the printer 12 to execute printing. The external output unit 117 is a serial interface and is connected to the host device 13 and is used when sending collected data to the host device 13. The data storage unit 118 is used for storing collected data. The control determination value setting unit 120 stores warning level information for water level data and rainfall data. The river panel control determination unit 119 compares the warning level information stored in the control determination value setting unit 120 for each observation station with the collected water level data and rainfall data, and based on the comparison, Display information determining means for determining the display information to be sent to. The dormancy setting unit 121 is for setting the setting information of dormant (no polling) for the observation station device, that is, the identification information of the observation station device related to dormancy.

  The test unit 122 performs test polling and collects data from the test unit 260 of the observation station device, or collects data independently transmitted from the test unit 260 of the observation station device without polling. Test for proper operation. The power supply unit 123 receives power from the outside and supplies necessary power to each unit.

  FIG. 3 shows a table example of the water level warning level information stored in the control determination value setting unit 120. In this example, water level data corresponding to three levels is set for each observation point of each observation station device. FIG. 4 shows a table example of hourly rainfall alert level information stored in the control determination value setting unit 120. In this example, hourly rainfall data corresponding to three levels is set for each observation point of each observation station device. Further, FIG. 5 shows a table example of accumulated rain warning level information stored in the control determination value setting unit 120. In this example, integrated rainfall data corresponding to three levels is set for each observation point of each observation station device.

  The monitoring station apparatus 1 configured as described above is connected to a plurality of observation station apparatuses 2 shown in FIG. 1 via a wireless line, constitutes a river management system, and includes at least water level data and rainfall data. One of them is collected, and display information to be sent to the observation station device 2 is determined based on the comparison between the collected data and the warning level information, and this display information is transmitted to the corresponding observation station. The format of the display information sent to the observation station device 2 in this case is as shown in FIG. The display information is sandwiched between 8-bit flag sequences consisting of a predetermined bit pattern.

  Following the first flag sequence, an address is set. This address consists of 8-bit station number information, 8-bit system number information, and 8-bit system / region code, and corresponds to a unique address assigned to each observation station apparatus. Next to the address, 8-bit control unit information is set, and a control instruction such as a display instruction is given. Next, a 32-bit information part is set. As shown in an enlarged manner, this information part is composed of an 8-bit word address, an 8-bit flag that is not used here, and a 16-bit control code. The display content is specified by a 16-bit control code. Next to the 16-bit control code, an 8-bit frame check sequence is set.

  FIG. 7 shows the operation of the river management system in which the monitoring station configured by the monitoring station apparatus 1 transmits and receives information to and from the three observation stations # 1 to # 3 having the same configuration as the observation station apparatus 2. A time chart for explaining the above is shown. The operation will be described based on this. The polling timing comes at n time indicating a certain time point, and the observation call information is sent from the monitoring station to each of the observation stations # 1 to # 3 (S1). This is executed, for example, by the binary batch call control unit 113 sending out via the transmission control unit 111 under the control of the basic control unit 100, and the format of the observation call information is basically as shown in FIG. In the address, a broadcast address for calling all the observation stations is set, and data indicating a two-quantity batch call is set in the control unit.

  The observation call information is received by each observation station # 1 to # 3, and each observation station # 1 to # 3 returns observation response information (S2 to S4). Each observation response information includes at least one of water level data obtained by the digital input unit 220 of the observation station device 2 and rainfall data obtained by the pulse input unit 230, and an address corresponding to the observation station. These data are separated for each of the observation stations # 1 to # 3 by the address in the monitoring station apparatus 1 and stored in the data storage unit 118. The collected water level data and the data in the water level warning level information table shown in FIG. And determine whether or not the water level warning level information is exceeded. Further, the hourly rainfall data composed of the rainfall data stored in the data storage unit 118 is compared with the data in the hourly rainfall alert level information table shown in FIG. 4, and the rainfall data stored in the data storage unit 118 is used. The constructed integrated rainfall data is compared with the data in the integrated rainfall alert level information table shown in FIG. 5 to determine whether or not the alert level has been exceeded.

  According to an individual comparison of the data of each of the observation stations # 1 to # 3, it is detected at the observation station # 3 that at least one of water level data, hourly rainfall data, or accumulated rainfall data exceeds the warning level. (S5). Then, the river display board control determination unit 119 of the observation station # 3 determines the corresponding display information based on which warning level in the tables in the tables of FIGS. For example, if the water level is at the warning level 2, the display information indicates that the river water level is at the warning level 2, the water level is at the warning level 3, and the accumulated rainfall is at the warning level 3. If the water level is at the warning level 3, the accumulated rainfall is at the warning level 3 as display information.

  The display information is sent to the transmission control unit 111 under the control of the basic control unit 100, where it is sent from the wireless apparatus 11 in the format shown in FIG. At this time, the address corresponding to the observation station # 3 is set, and the display information is set as the control code of the information section. This information is received by the observation station # 3 and given to the river display control unit 240. The river display control unit 240 receives the display information set as the control code of the information unit and converts it into corresponding character display data. For this conversion, the river display control unit 240 includes a generator that generates bit pattern data corresponding to each display information (code). The generated bit pattern data is sent to the river display board 23, and a character message related to the warning information is displayed on the river display board 23.

  A decoder (river display) that performs a process reverse to the process of converting each display information (code) into bit pattern data is displayed in the river display information input unit 250 from the output terminal of the river display board 23. Is converted into corresponding display information by the information input unit 250) and sent to the basic control unit 200. From there, the address of the observation station # 3 is added as control response information via the transmission control unit 210 to the monitoring station. Returned (S6).

  When the control response information is returned, transmission history information is searched based on the added address, the display information already sent to the same address as this address is obtained, and compared with the display information included in the control response information. If they match, it is confirmed that the display is properly performed. Further, if they do not match, a notification is sent to the upper device 13 or an indication that the observation station # 3 is out of order is output to the printer 12. As a result, the monitoring station can monitor whether the control is properly performed.

  Next, when the predetermined time elapses from n o'clock and n + 1 o'clock is the time for polling, the observation call information is again sent from the monitoring station to each of the observation stations # 1 to # 3 (S7). The transmission of the observation call information is performed as already described in the operation at the n hour. The observation call information is received by each of the observation stations # 1 to # 3, and each of the observation stations # 1 to # 3 returns observation response information as described in the operation at the n hour (S8 to S8). S10). The water level data for each observation station # 1 to # 3 is compared with the data in the corresponding alert level information tables of FIGS. 3 to 5 to determine whether or not the alert level is exceeded.

  From the individual comparison of the data of each of the observation stations # 1 to # 3, it was detected in the observation station # 3 that all of the water level data, the hourly rainfall data, or the accumulated rainfall data are below the alert level. It shall be (S11). Then, the display information is to turn off the display.

  The display information is sent to the transmission control unit 111 under the control of the basic control unit 100, where it is sent from the wireless apparatus 11 in the format shown in FIG. At this time, the address corresponding to the observation station # 3 is set as the address, information indicating that the display is turned off is set in the control unit, and null information is set as the control code of the information unit. . This information is received by the observation station # 3 and given to the river display control unit 240. The river display control unit 240 receives the information from the control unit and stops sending the character display data to be displayed. As a result, the display of the text message related to the alert information on the river display board 23 is stopped.

  From the output terminal of the river display board 23, data corresponding to non-display (display OFF) is taken into the river display information input unit 250, converted into display information corresponding to display OFF, and sent to the basic control unit 200. Is added as the control response information to the monitoring station # 3 via the transmission control unit 210 and returned to the monitoring station (S12).

  When the control response information is returned, transmission history information is searched based on the added address, the display information already sent to the same address as this address is obtained, and compared with the display information included in the control response information. If they match, it is confirmed that the display has been made properly (here, the display has been turned OFF). Further, if they do not match, a notification is sent to the upper device 13 or an indication that the observation station # 3 is out of order is output to the printer 12. As a result, the monitoring station can monitor whether the control is properly performed.

  A warning level for water level data, hourly rainfall data, and accumulated rainfall data is set for some observation station devices, and when at least a predetermined number of them becomes a warning level, display information is displayed on the corresponding observation station devices. It can also be used for displaying wide area disaster warnings.

The block diagram of the observation station apparatus used for the river management system which concerns on this invention. The block diagram of the monitoring station apparatus used for the river management system which concerns on this invention. The figure which shows the table example of the water level alert level information with which the monitoring station apparatus of the river management system which concerns on this invention is equipped. The figure which shows the example of a table of the time rainfall warning level information with which the monitoring station apparatus of the river management system which concerns on this invention is equipped. The figure which shows the example of a table of the integrated rainfall warning level information with which the monitoring station apparatus of the river management system which concerns on this invention is equipped. The figure which shows the data format when transmitting display information to the observation station apparatus in the river management system which concerns on this invention. The flowchart for demonstrating the operation | movement in the river management system which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Alarm station apparatus 2 Observation station apparatus 11, 21 Radio | wireless apparatus 12 Printer 13 High-order apparatus 14 External clock 15 Operation panel 22 Measuring apparatus 23 River display board 10, 20 Main-body part 100, 200 Basic control part 111, 210 Transmission control part 112 Clock Control unit 113, 114 Two-volume batch call control unit 115 Operation control unit 116 Print output unit 117 External output unit 118 Data storage unit 119 River display board control determination unit 120 Control determination value setting unit 220 Digital input unit 230 Pulse input unit 240 River Display control unit 250 River display information input unit

Claims (4)

In an observation station device that acquires at least one of river water level data and rainfall data and transmits it to the monitoring station,
A display board for visually displaying information;
An observation station apparatus comprising: display control means for receiving display information data sent from the monitoring station and displaying information on the display board based on the display information data. The observation station apparatus according to claim 1, further comprising a transmission unit that takes in information displayed on the display board from the display board and transmits the information to the monitoring station. In the monitoring station device that collects data from the observation station that sends at least one of the water level data and rainfall data of the river and sends it to the host device,
Display information determination means for determining display information to be sent to the observation station based on the comparison between the collected data and the warning level information;
A monitoring station apparatus comprising: transmission means for transmitting display information determined by the display information determination means to a corresponding observation station. In a river management system comprising an observation station device that acquires and transmits at least one of river water level data and rainfall data, and a monitoring station device that collects data sent from the observation station device and sends it to a host device ,
The monitoring station apparatus includes display information determination means for determining display information to be sent to the observation station based on a comparison between the collected data and warning level information, and display information determined by the display information determination means And transmitting means for transmitting to the corresponding observation station,
A river management system, wherein the observation station device includes display control means for receiving display information data sent from the monitoring station and displaying information on the display board based on the display information data.

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