KR101864528B1 - Method and system for providing water quality information - Google Patents

Abstract

A river water quality information providing method and a river water quality information providing system are disclosed. According to an embodiment of the present invention, the river water quality information providing method includes the steps of: collecting a measurement value obtained by measuring the water quality of a river at regular intervals and storing the collected values in a database; reading a first measurement value associated with an inputted measurement station, in an initial page provided according to the connection of a client terminal, from the database; and providing a written inquiry page including the first measurement value to the client terminal. Accordingly, the present invention can visualize a relationship between individual items using a graph.

Description

METHOD AND SYSTEM FOR PROVIDING WATER QUALITY INFORMATION BACKGROUND OF THE INVENTION [0001]

The present invention relates to a web-based river water quality monitoring technology, and more particularly, to a river water quality information providing method and a river water quality information providing system for collecting information on a river water quality in real time and visualizing the web-based information on a client terminal.

Currently, various systems for monitoring water quality and providing water quality information are commercially available, such as the National Water Resources Management Integrated Information System, the National Institute for Environmental Studies's real-time water quality information system, the Ministry of Water Environment Information System, and the Korea Water Resources Corporation (waterworks / have.

For example, in a conventional water quality monitoring system, when a water system (river) is selected, the measurement site installed in the water system is displayed on the map, and the water quality measurement data at the measurement site selected on the map is output on a daily basis.

However, in the past, since data on specific items selected by the inquiry among the plurality of items representing the water quality are separately provided, there is a limit to visualizing the relationship between the items using the graph.

In addition, in the past, the inquired water quality information can not be downloaded using a program such as Excel, so that it is inconvenient to check the water quality information through the system connection every time.

In addition, there is not provided a function of notifying weather information that may affect the water quality of the river.

Accordingly, there is a need for a technique to improve the existing water quality monitoring system and to easily provide the water quality information of the river on a web basis.

An embodiment of the present invention is to provide a graph including a measurement value for each selected measurement item among a plurality of measurement items representing the quality of a river as a reference page and visualize the association between the items by using a graph do.

Further, the embodiment of the present invention aims at facilitating the water quality management by providing the weather information that can affect the water quality of the river by visualizing the water quality information of the river in one graph in connection with the weather information .

In addition, embodiments of the present invention can provide at least one time interval between daily, weekly, monthly, yearly, and real time to the client terminal that inquires the river water quality information, .

 It is another object of the embodiment of the present invention to provide a function of comparing the upstream and downstream water quality so that the water quality information of upstream and downstream of the river can be compared and grasped at a glance for each measurement item.

A method of providing river water quality information according to an embodiment of the present invention includes the steps of collecting measured values of river water quality at regular intervals and storing the collected values in a database, Reading the first measurement value associated with the measurement site from the database, and providing an inquiry page including the first measurement value to the client terminal.

According to another aspect of the present invention, there is provided a system for providing river water quality information, comprising: a collecting unit for collecting measured values of river water quality at regular intervals and storing the same in a database; And a providing unit that provides the client terminal with a read unit that reads from the database a first measurement value associated with the input measurement site and an inquiry page that includes the first measurement value.

According to an embodiment of the present invention, a comparison function for each measurement item is supported to provide a graph including a measurement value for each of the selected measurement items among a plurality of measurement items representing the water quality of a stream as an inquiry page, Associations between items can be visualized using graphs.

According to an embodiment of the present invention, the water quality information of the river is visualized in a single graph in connection with the weather information to provide weather information that can affect the water quality of the river, It is possible to identify the cause and to predict the water quality later, thereby facilitating water quality management and providing accurate water quality information to users such as farmers and plants using the river.

In addition, according to an embodiment of the present invention, it is possible to enhance user convenience by providing a search function by day, week, month, year, and period.

According to an embodiment of the present invention, the upstream and downstream water quality comparison functions are supported, and water quality information of upstream and downstream of a river can be grasped at a glance for each measurement item.

FIG. 1 is a diagram illustrating a connection relationship between a remote water sensor information providing system, a remote server, a sensor, and a client terminal according to an embodiment of the present invention.
2 is a block diagram illustrating an internal configuration of a river water quality information providing system according to an embodiment of the present invention.
3 is a view showing an example of an initial page in the river water quality information providing system according to an embodiment of the present invention.
4 is a view showing an example of an inquiry page in the system for providing river water quality information according to an embodiment of the present invention.
FIG. 5 is a view showing an example of a screen for providing the upstream and downstream water quality comparison functions in the river water quality information providing system according to the embodiment of the present invention.
FIG. 6 is a view showing an example of a screen for providing a table view function in the system for providing river water quality information according to an embodiment of the present invention.
7 is a flowchart illustrating a procedure of a method for providing river water quality information according to an embodiment of the present invention.

Hereinafter, an apparatus and method for updating an application program according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. However, the present invention is not limited to or limited by the embodiments. Like reference symbols in the drawings denote like elements.

FIG. 1 is a diagram illustrating a connection relationship between a remote water sensor information providing system, a remote server, a sensor, and a client terminal according to an embodiment of the present invention.

Referring to FIG. 1, a system 100 for providing river water quality information according to an embodiment of the present invention may include a server and a database.

The server communicates with the remote server 120 associated with each measuring station installed in the river to measure a measurement value of the quality of the river where the measuring station is located at a predetermined period (for example, '1 hour interval'), And the database can be constructed.

Here, the remote server 120 may include a management server that manages each meteorological station, and a weather station server that provides meteorological information of a meteorological station that measures water quality of the stream.

That is, the server in the river water quality information providing system 100 collects measurement values for each measurement item from a management server operating each measurement site, or collects measurement values for each measurement item from various remote sensors 110 installed at each measurement site And the measured values of the collected measurement items can be stored in the database in association with the measurement site. Here, the database may be implemented as 'MySQL', for example.

The server may collect weather information corresponding to the location of each measurement site from the weather station server, and store the information in association with the measurement site in the database.

The server provides an initial page to a connected client terminal (130), reads, from the initial page, a first measurement value associated with the incoming metrology station from the database, And provide an inquiry page to the client terminal 130. [

Here, the client terminal 130 may be a computer terminal of a user requesting a river water quality inquiry, or may be a mobile device such as a smart phone, a tablet PC, and the like.

In one example, the client terminal 130 may select the location of the metrology item and the metrology station that desire to measure the quality of the stream in the initial page. The server may generate a lookup page by obtaining a first measurement value for each selected measurement item at the measurement site selected on the initial page from the database and including a graph or a table listing the acquired first measurement value for each measurement item have.

In another example, the server sets the search period to the date of inquiry ('today's date') and sets the initial page set by the client terminal 130 as a default location, To the client terminal (130).

Thereafter, when an inquiry is requested by the client terminal 130, the server can inquire the first measured value for each measurement item within 24 hours of the measurement station set as the default in the database.

The server may display a first measurement value for each measurement item returned from the database on a map or may provide an inquiry page in which a table is created. In the inquiry page, a measurement item selected by the client terminal 130 is displayed as a graph Output.

At this time, when the server provides the inquiry page to the client terminal 130, the server can express the water quality according to the position of the river in various colors. For example, the server compares the first measurement value for each measurement item with a reference value for each water quality condition to distinguish the water quality state as 'good', 'normal', and 'poor'. If the water quality is 'poor' Such as 'green' for 'red', 'yellow' for 'normal', or 'green' for 'good'.

In addition, the server may provide upstream and downstream water quality comparison pages to output a table and a graph of the upstream and upstream and downstream water quality information to the client terminal 130.

In addition, when the 'more tables' is clicked on the inquiry page, the server may go to the table search page according to the search period and output detailed information for each search period to the client terminal 130, , And output the detailed information for each search period to a file format (e.g., 'Excel') suitable for the table and provide the converted information to the client terminal 130.

2 is a block diagram illustrating an internal configuration of a river water quality information providing system according to an embodiment of the present invention.

2, a system 200 for providing river water quality information according to an exemplary embodiment of the present invention includes a collecting unit 210, a lead unit 220, a providing unit 230, and a database 240, can do.

The collection unit 210 collects the measured values of the water quality of the river at regular intervals and stores the collected values in the database 240.

For example, the collecting unit 210 correlates measurement values for each measurement item collected at regular intervals from the remote sensor installed at each measurement site located in the river or the management server operating the measurement sites to the measurement site, (240).

For example, the collecting unit 210 may measure the water quality of at least one stream of water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electric conductivity, ammonium, turbidity, total dissolved solids (DDS), chlorophyll The measurement values for the items may be collected from the remote sensor or the management server at intervals of, for example, one hour, and the collected measurement values for each measurement item may be stored in the database 240 related to the measurement site in association with the measurement time. Here, the TDS is an abbreviation of total dissolved solids, which may mean "total amount of solids dissolved in water ".

The collecting unit 210 may further store at least one weather information, such as temperature, humidity, precipitation, wind speed, and wind direction, collected from the weather station, corresponding to the locations of the metering stations, in the database 240.

The lead unit 220 reads from the database 240 the first measurement value associated with the input measuring station in the initial page provided according to the connection of the client terminal.

The providing unit 230 provides an inquiry page (for example, a graph or a table) including the first measured value to the client terminal.

For example, the providing unit 230 may provide an initial page to the connected client terminal, including an interface for inputting at least one of a search period for querying the water quality of the river and a location and a measurement item of the survey site Through which the lead 220 can retrieve and obtain from the database 240 a first measurement of a particular metric at a designated metering site of the stream.

For example, the supply unit 230 is an index indicating the water quality of a river, and includes at least one of water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electric conductivity, ammonium, turbidity, total dissolved solids (TDS), and chlorophyll An initial page listing the measurement items can be provided to the client terminal.

For example, referring to FIG. 3, the read unit 220 may select a particular measurement item ('water temperature', 'hydrogen ion concentration', 'dissolved oxygen') among the measurement items 340 listed in the initial page 300 , The first measured value of each measurement item measured during the search period 310 may be read from the database 240 at the measurement site ('Three Oncatching Centers') 320.

At this time, when the search period 310 is not input separately from the initial page 300, the lead unit 220 sets the search period 310 to the inquiry day ('today date'), The first measurement value for each measurement item can be inquired in the database 240.

If the location 320 of the measurement site is not separately input in the initial page 300, the lead unit 220 may perform a first measurement for each measurement item in the measurement site Values can be queried in the database 240.

The initial page 300 may include a map 360 marking a measurement site located in a stream and the lead unit 220 may include the first measurement 360 in the measurement site 370 clicked on the map 360. [ The value can be read.

('Graph' or 'table') for visualizing the first measurement value for each measurement item, a time interval (X axis) 330 of the first measurement value at the time of graph creation, The initial page 300 may further include an interface for specifying details of at least one of water quality inquiry of the river, whether or not the information 350 is displayed, and the kind of the weather information 350 and whether the upstream and downstream water quality are compared. . Here, the time interval 330 may be selected in real time, daily, monthly, or year, and a plurality of measurement items 340 and weather information 350 may be selected. When the weather information 350 is selected in the initial page 300, the read unit 220 can inquire weather information 350 in the measurement site in the database 240.

The providing unit 230 may provide the initial page 300 with a measurement value of each measurement item measured at each measurement site of the river within a set time (for example, 24 hours) from the connection time of the client terminal Can be provided together.

The initial page 300 may include a map 360 indicating a plurality of measurement sites located in a predetermined range (for example, 'Busan Metropolitan City'), and the provider 230 may include a plurality It is possible to output the measurement value 380 for each measurement item measured in the measurement site 370 in association with the measurement site 370 on the map 360 as one of the measurement sites 370 of the measurement sites 370 is clicked have.

Accordingly, the client terminal does not specify specific items such as the search period 310, the measurement item 340, and the weather information 350 for the river water quality inquiry in the initial page 300, The user can easily confirm the measurement value of each measurement site 370 within 24 hours by simply moving the cursor on the map 360 and confirm the detailed information in the measurement site 370 by clicking the ' Can be requested.

Returning to FIG. 2, the providing unit 230 may create the inquiry page including the items specified on the initial page.

The providing unit 230 may generate the inquiry page by including a graph that divides the first measurement value of at least one measurement item selected in the initial page by the measurement item. In this way, the provider 230 can support the comparison function of each measurement item.

Specifically, the lead unit 220 receives the search period ('2016.12.02 ~ 2017.01.03') from the initial page and requests the search function for each period to check the validity of the search period requested for the search And if it is valid, the measurement value for each measurement item including the measurement time point may be read from the database 240 within the search period. The providing unit 230 may provide the client terminal with a graph created using the measurement values of the read measurement items as the inquiry page 400. [ Thus, according to an embodiment of the present invention, it is possible to improve user convenience by providing a search function by day, week, month, year, and period.

For example, referring to FIG. 4, the providing unit 230 may generate the measurement values for each of the measurement items ('water temperature', 'hydrogen ion concentration', and 'dissolved oxygen') selected in the initial page Including the graphs 410 to 430, to visualize the inquiry page 400 on the client terminal.

As described above, the providing unit 230 provides a graph including measurement values for each of the selected measurement items among the plurality of measurement items indicating the water quality of the river as the inquiry page 400, 410 to 430).

At this time, the provider 230 arranges the first measurement values for each measurement item according to one of the time intervals selected in the initial page, real time, daily, monthly, and year to generate graphs 410 to 430 (The highest pole '?', The lowest pole 'X') of the graph, the highest value or the lowest value among the first measurement values for each measurement item included in each graph, Can be created. The client terminal can grasp at a glance whether the first measured value is the highest or the lowest at a certain point on the average through the pole.

The providing unit 230 may output the first measured value for each measurement item corresponding to the point 401 or 402 at which the cursor is located by the client terminal through the pop-up window 403 in the graphs 410 to 430 . In other words, the provider 230 can easily confirm the accurate numerical value of the date ('2016.12.09') on which the cursor is placed in the graphs 410 to 430 created for each measurement item.

According to the embodiment, when the upstream and downstream water quality comparison function is requested for a specific measurement item in the inquiry page, the lead unit 220 determines, at the measurement site located upstream or downstream of the stream, The second measurement value measured for the specific measurement item is read from the database 240 and the providing unit 230 reads the graph including the second measurement value by using the first measurement value in the inquiry page And can be visualized on the client terminal together with the graph created by using it.

For example, referring to FIG. 5, when the upper and lower water quality comparison buttons (see 404 in FIG. 4) for a specific measurement item ('turbidity') 501 are clicked, the lead unit 220 reads' ('Turbidity') (501) in the other measurement sites ('Oncheon Stream Bugokyo' and 'Oncheon Stream Lee') located upstream or downstream of the stream, The second measurement value is read from the database 240 and the providing unit 230 reads the graph 520 and 530 including the second measurement value as the inquiry page 500, Can be visualized on the client terminal together with the graph 510 created by using the graph.

Also, the client terminal can easily check the upstream and downstream water quality comparison graphs of other measurement items by changing the measurement item (turbidity) 501 in the inquiry page 500.

In another example, the providing unit 230 may provide the upstream and downstream water quality comparison pages 500 when the upstream and downstream water quality comparison buttons (see 404 in FIG. 4) are clicked on the inquiry page (400 of FIG. 4) have. The lead unit 220 obtains a first measurement value for each measurement item of the river when the stream ('onsen river') is selected, and the provider 230 visualizes the map on the client terminal, And output the related table. When the measurement item ('turbidity') 501 is selected in the upstream and downstream water quality comparison pages 500 by the client terminal, the supplier 230 can simultaneously output the upstream and downstream graphs 510, 520, and 530 of the river.

As described above, according to the embodiment of the present invention, the upstream and downstream water quality comparison function is supported, and the water quality information of upstream and downstream of the river can be grasped at a glance for each measurement item.

The providing unit 230 may include a rewritten graph including a first measurement value for each measurement item corresponding to the changed information as the time interval or the information about the measurement site is requested in the inquiry page The inquiry page can be updated.

For example, when the search term change is requested by the client terminal, the lead unit 220 performs the date validity check on the search term for which the change is requested, and if valid, One measurement value is read from the database 240 and the provider 230 rewrites the graph based on the first measured value to visualize the graph of the selected measurement item on the client terminal.

Also, when the client terminal requests the change of the time interval (time scale), the provider 230 changes the X axis of the graph according to the time interval ('month') at which the change is requested, The graph can be rewritten using the first measurement value read out as the first measurement value.

In another example, when the table view function is requested in the initial page, the provider 230 creates a table including the measured value of each measurement item measured at the measurement site within a predetermined time from the time when the client terminal is connected And provide the same to the client terminal as the inquiry page.

For example, referring to FIG. 6, when providing the inquiry page 600 including a table to the client terminal, the provider 230 may include measurement values of the measurement items selected at the time of creating the graph, Or a table may be created including the measurement values of all the measurement items, or a table may be created by further including weather information.

The provider 230 converts the first measurement value of each measurement item during the search period into a file format suitable for the table (for example, 'Excel') according to 'Download Excel' on the inquiry page 600 And provide it to the client terminal.

According to the embodiment, the collecting unit 210 can further store at least one weather information among the temperature, humidity, precipitation, wind speed, and wind direction collected from the weather station, corresponding to the positions of the respective metering stations, in the database 240 have. The providing unit 230 may further include weather information corresponding to the first measured value in the database 240 to generate the inquiry page. At this time, the client terminal can select weather information desired to be inquired among temperature, humidity, precipitation, wind speed / wind quantity on the initial page in duplicate.

For example, the supply unit 230 can visualize water quality information (measured values of each measurement item) of a river in the form of an icon in one graph in association with weather information (temperature, humidity, precipitation, wind velocity and wind direction).

Thus, according to the present invention, by providing weather information that can affect the water quality of the river, it is possible to grasp the cause of the present value of the water quality and to predict the water quality thereafter to facilitate the water quality management, It is possible to provide accurate water quality information to users such as farmers and factories using rivers.

As described above, according to the embodiment of the present invention, a comparison function for each measurement item is supported, and a graph including a measurement value for each selected measurement item among a plurality of measurement items representing the water quality of the stream is provided as a reference page The relationship between each item can be visualized using a graph.

3 is a view showing an example of an initial page in the river water quality information providing system according to an embodiment of the present invention.

Referring to FIG. 3, the river water quality information providing system may provide an initial page 300 according to the connection of the client terminal, and receive specific details of the river water quality inquiry.

That is, the river water quality information providing system includes at least one of a search period 310 for inquiring a river water quality, a location 320 of a survey site, a time interval 330, a measurement item 340 and weather information 350 An initial page 300 may be provided to the client terminal, including an interface for input of the initial page.

Here, the search period 310 may be set to a default value on the inquiry day ('today's date') so as to retrieve the water quality information within 24 hours from the present point of time when not separately input by the client terminal.

The location 320 of the metering site can be input as a name of a river ('onsen river') or an identification number ('102') or can be clicked and inputted among a plurality of metering sites marked on the map 360.

The time interval 330 is a unit for reading measurement values from the database and displaying them on the X-axis of the graph. For example, the time interval 330 may include at least one of real time, daily, monthly, and yearly.

Measurement item 340 may include an indicator of water quality, water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electrical conductivity, ammonium, turbidity, TDS, and water quality of chlorophyll.

The weather information 350 may include at least one of temperature, humidity, precipitation, wind speed and wind direction.

In the river water quality information providing system, when a specific measurement item ('water temperature', 'hydrogen ion concentration', 'dissolved oxygen') is selected among the listed measurement items 340, The first measurement value of each measured item measured during the input search period 310 may be read from the database to provide an inquiry page (400 of FIG. 4).

The initial page 300 may include a map 360 indicating a plurality of measurement sites located in a predetermined range (for example, 'Busan Metropolitan City'). The river water quality information providing system may include a map 360 , The measurement value of each measurement item measured within a predetermined time ('24 hours') in the measurement site 370 and the current weather information (&Quot; clear ") in various colors and icons on the map 360. The map information 360 may be displayed on the map 360 as shown in FIG.

For example, the river water quality information system divides the water quality into 'good', 'normal', and 'poor' by comparing the measured values of each measurement item with the water quality standards, Water quality can be expressed intuitively through color, such as 'green' for 'red', 'yellow' for 'normal' and 'green' for 'good'.

In addition, according to current weather information, river water quality information providing system can provide information such as 'Sun', 'Cloud', 'Rain', 'Umbrella' and 'Snowman' Current weather information can be simply expressed by weather icons.

At this time, when the 'more' button is clicked on the summary information 380, the river water quality information providing system displays the measurement values for each measurement item in the measurement site 370 and specific values of the weather information such as temperature, humidity, Can be provided in more detail using graphs or tables.

4 is a view showing an example of an inquiry page in the system for providing river water quality information according to an embodiment of the present invention.

Referring to FIG. 4, the system for providing river water quality information according to an embodiment of the present invention includes a first measurement for each specific measurement item ('water temperature', 'hydrogen ion concentration', and 'dissolved oxygen' The query page 400 can be visualized on the client terminal by including the graphs 410 to 430 created by using the values without separating them by measurement items. Accordingly, the river water quality information providing system can display the correlation between the measurement items using the graphs 410 to 430.

When generating the graphs 410 to 430, the river water quality information providing system calculates the highest or lowest value among the first measurement values of the measurement items included in each graph as the pole (the highest pole ' The minimum pole 'X'), it is possible to grasp at a glance whether the first measured value is the highest or the lowest at an average on the average through the pole.

Also, the river water quality information providing system outputs the first measurement value for each measurement item corresponding to the point (401 or 402) where the cursor is located by the client terminal in the graphs 410 to 430 through the pop-up window 403 The accurate measurement value corresponding to the day ('2016.12.09') on which the cursor is placed can be easily confirmed for each measurement item in the case of the graphs 410 to 430 created for each day.

When the upstream and downstream water quality comparison buttons 404 are selected on the inquiry page, the river water quality information providing system determines whether or not the river water quality information providing system has been installed on the measurement point ('Oncheon Stream Bugok') located upstream or downstream of the river A graph comparing the measured values measured in the " Oncheon Stream "

FIG. 5 is a view showing an example of a screen for providing the upstream and downstream water quality comparison functions in the river water quality information providing system according to the embodiment of the present invention.

Referring to FIG. 5, the system for providing the river water quality information according to an embodiment of the present invention can provide the client terminal with the upstream and downstream water quality comparison pages 500 for a specific measurement item ('turbidity') 501.

Specifically, the river water quality information providing system, when the upstream and downstream water quality comparison functions are requested, is based on the current location of the measurement site ('Oncheon Stream Three Camps') and the other measurement sites located upstream or downstream of the river ('Oncheon Stream' Graphs 520 and 530 including a second measurement value measured for a specific measurement item ('turbidity') 501 are displayed on a measuring station ('Onchoncheon stream tax Can be visualized on the client terminal together with the graph 510 created using the first measured value in the '

At this time, when the measurement item ('turbidity') 501 is changed to another measurement item by the client terminal in the upstream and downstream water quality comparison page 500, the river water quality information providing system outputs the upstream and downstream water quality comparison graphs for the changed measurement items can do.

As described above, the stream water quality information providing system can support the water quality comparison function between upstream and downstream, so that the water quality information of the upstream and downstream of the stream can be compared at a glance and can be grasped by each measurement item.

FIG. 6 is a view showing an example of a screen for providing a table view function in the system for providing river water quality information according to an embodiment of the present invention.

Referring to FIG. 6, when a table view function is requested in an initial page, the system for providing river water quality information according to an embodiment of the present invention includes a step of, , And a table including measurement values for each measurement item measured at the measurement site may be created and provided to the client terminal as the inquiry page 600. [

At this time, the river water quality information providing system may prepare the table including the measurement values of the measurement items selected at the time of creating the graph according to the selection of the client terminal, or may create a table including the measurement values of all the measurement items, You can also create a table that contains more information.

In addition, the river water quality information providing system may set the first measurement value for each measurement item during the search period to a file format (e.g., 'Excel') suitable for the table according to the 'download Excel' And provide it to the client terminal.

Hereinafter, the work flow of the river water quality information providing system 200 according to the embodiments of the present invention will be described in detail with reference to FIG.

7 is a flowchart illustrating a procedure of a method for providing river water quality information according to an embodiment of the present invention.

The method of providing river water quality information according to the present embodiment may be performed by the river water quality information providing system 200 described above.

Referring to FIG. 7, in step 710, the river water quality information providing system 200 collects measured values of river water quality at regular intervals and stores the collected values in a database.

For example, the river water quality information providing system 200 can measure a measurement item related to a water quality of at least one of river water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electric conductivity, ammonium, turbidity, TDS and chlorophyll For example, at intervals of one hour, from the remote sensor or the management server, and stores the collected measurement values in the database related to the measurement site in association with the measurement time.

In addition, the river water quality information providing system 200 may further store at least one weather information, such as temperature, humidity, precipitation, wind speed, and wind direction, collected from a weather station, corresponding to the locations of the meteorological stations, in the database.

In step 720, the river water quality information providing system 200 reads from the database the first measurement value associated with the input metrology station in the initial page provided according to the connection of the client terminal, and in step 730, , The river water quality information providing system 200 provides an inquiry page including the first measured value to the client terminal.

For example, the river water quality information providing system 200 can generate a graph by arranging first measurement values for each measurement item according to a time interval selected from the initial page, real time, daily, monthly, and yearly have.

For example, referring to FIG. 4, the river water quality information providing system 200 may calculate a first measurement value for each of the selected measurement items ('water temperature', 'hydrogen ion concentration', and 'dissolved oxygen' The client terminal can visualize the inquiry page 400 including the graphs 410 to 430 created using the client terminal.

At this time, the river water quality information providing system 200 sets the highest or lowest value among the first measurement values of the measurement items included in each graph as the pole (the highest pole '?', The lowest pole 'X') for the graph And create the inquiry page 400. [

Accordingly, the client terminal can grasp at a glance whether the first measured value is the highest or the lowest at a certain point on the average through the pole.

As described above, the river water quality information providing system 200 provides a graph including measurement values for each of the selected measurement items among the plurality of measurement items representing the water quality of the river as the inquiry page, Can be visualized.

The method according to an embodiment of the present invention may be implemented in the form of a program command that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions to be recorded on the medium may be those specially designed and configured for the embodiments or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. For example, it is to be understood that the techniques described may be performed in a different order than the described methods, and / or that components of the described systems, structures, devices, circuits, Lt; / RTI > or equivalents, even if it is replaced or replaced.

Therefore, other implementations, other embodiments, and equivalents to the claims are also within the scope of the following claims.

200: River water quality information providing system
210:
220:
230: Offering
240: Database

Claims (16)

A method for providing river water quality information implemented by a river water quality information providing system,
Collecting measurement values of the river water quality at regular intervals in the river water quality information providing system and storing the collected values in a database;
Reading from the database a first measured value associated with an input measuring station in an initial page provided in connection with the connection of the client terminal in the stream quality information providing system;
In the river water quality information providing system, a first graph is created by arranging first measurement values of specific measurement items selected on the initial page according to one of real time, daily, monthly and yearly time intervals ;
Providing, in the stream quality information providing system, an inquiry page including the first measurement value to the client terminal;
In the inquiry page, when the upstream and downstream water quality comparison functions are requested,
Reading from the database a second measurement value measured for the specific measurement item at another measurement site located upstream or downstream of the river on the basis of the measurement site in the river water quality information providing system; And
Visualizing the second graph including the second measured value on the client terminal together with the first graph in the stream quality information providing system
Wherein the method comprises: The method according to claim 1,
In the above river water quality information providing system, at least one of water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electric conductivity, ammonium, turbidity, total dissolved solids (DDS) and chlorophyll Listing the items to provide the initial page; And
The step of creating the inquiry page in the river water quality information providing system includes a graph dividing the first measurement value of at least one measurement item selected in the initial page by the measurement item,
Further comprising the steps of: 3. The method of claim 2,
The step of creating the inquiry page by displaying the highest numerical value or the lowest numerical value among the first measured values of the measurement items included in the graph as the pole for the graph in the river water quality information providing system,
Further comprising the steps of: The method of claim 3,
In the inquiry page, as the information on the time interval or the metrological site is requested to be changed,
Updating the inquiry page in the river water quality information providing system by including a rewritten graph including a first measurement value for each measurement item corresponding to the changed information;
Further comprising the steps of: The method of claim 3,
In the stream quality information providing system, in the graph, a step of outputting, through a pop-up window, a first measurement value for each measurement item corresponding to a point where the cursor is positioned by the client terminal
Further comprising the steps of: delete The method according to claim 1,
In the initial page, when a table view function is requested,
Preparing a table including measurement values for each measurement item measured at the measurement site within a predetermined time from the time when the client terminal is connected in the river water quality information providing system and providing the table to the client terminal as the inquiry page
Further comprising the steps of: The method according to claim 1,
In the initial page, when a period-by-period search function is requested,
Performing validation on a search period in which the search is requested in the river water quality information providing system;
If it is valid, reading the measurement value for each measurement item including the measurement point within the search period from the database, in the river water quality information providing system; And
Providing, in the river water quality information providing system, a graph created using measurement values of the read measurement items to the client terminal as the inquiry page
Further comprising the steps of: The method according to claim 1,
Wherein the storing in the database comprises:
Storing measurement values for each measurement item collected at regular intervals from a remote sensor installed in each measurement site located in the river or a management server operating the measurement sites in association with the measurement site in the database; And
Further storing at least one weather information of a temperature, a humidity, a precipitation, a wind speed and a wind direction collected from a meteorological station server corresponding to positions of the respective metering stations in the database
Wherein the method comprises: The method according to claim 1,
In the river water quality information providing system, further comprising weather information corresponding to the first measurement value in the database,
Further comprising the steps of: The method according to claim 1,
Providing a measurement value for each measurement item measured at the measurement site within a predetermined time from a connection time of the client terminal when providing the initial page in the stream quality information providing system; And
Wherein in the river water quality information providing system, in a map that marks a plurality of measurement sites located in a predetermined range in the initial page, when any one of the plurality of measurement sites is clicked, Outputting the measured value in association with the corresponding metrological site on the map
Further comprising the steps of: A collecting unit for collecting measured values of water quality of a river at regular intervals and storing the measured values in a database;
A lead unit for reading from the database a first measurement value associated with an input measuring station in an initial page provided according to connection of a client terminal; And
The first graph is created by arranging first measurement values for a specific measurement item selected in the initial page according to a time interval of one of real time, daily, monthly, and year, And providing the generated inquiry page to the client terminal
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In the inquiry page, when the upstream and downstream water quality comparison functions are requested,
The lead portion
A second measurement value measured for the specific measurement item is read from the database at another measurement site located upstream or downstream of the river based on the measurement site,
Wherein the providing unit comprises:
And visualizing a second graph including the second measured value on the client terminal together with the first graph
River water quality information providing system. 13. The method of claim 12,
Wherein the providing unit comprises:
The method of claim 1, further comprising the step of providing at least one measurement item of water temperature, salinity, hydrogen ion concentration, dissolved oxygen, electric conductivity, ammonium, turbidity, TDS and chlorophyll,
And a graph for classifying a first measurement value of at least one measurement item selected in the initial page by the measurement item,
River water quality information providing system. 13. The method of claim 12,
Wherein the providing unit comprises:
Among the first measurement values for each measurement item included in the graph, a peak value or a lowest value is displayed as a pole for the graph to create the inquiry page
River water quality information providing system. 13. The method of claim 12,
Wherein the providing unit comprises:
Further comprising meteorological information corresponding to the first measurement value in the database to create the inquiry page
River water quality information providing system. delete

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