KR100903883B1 - Remote wireless water gate control system for using web web server - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote hydrological control system using a web server. In particular, in a remote hydrological control system, commercial power and emergency power are supplied to operate the system even in a power failure, and commercial power is supplied to protect the system during a lightning strike. A power control unit for blocking; A communication unit connected to the Internet network to transmit various types of information of the system to the user terminal and to provide various commands transmitted from the user terminal to the system; A web camera controller for controlling the web camera to check the remote image captured by the web camera on the web, and transmitting the image captured by the web camera to the user terminal through the communication unit; A detector connected to various detectors used in the system and transmitting a detection signal detected by the various detectors; An auxiliary control unit for controlling various devices of the hydrologic gate according to an external control signal; A touch screen for displaying various types of information of the system and receiving an input to change the state of the system; A CF memory controller configured to control the data generated in the system to be stored in a database in real time; And a web server which controls each component of the system as a whole and which is connected to the Internet via the communication unit to provide various information of the system on the web.

According to the present invention as described above, by installing a micro web server in the control panel of the field can control various devices of the site directly from the user terminal of the remote site through the micro web server and the Internet communication, it is possible to monitor the status of the site, In addition, when lightning strikes on the site, the system detects a lightning strike, cuts off the power line, protects the system, and ensures safety against lightning strikes.

Hydro, Remote, Control, Web Server, Site

Description

Remote hydrological control system using web server {REMOTE WIRELESS WATER GATE CONTROL SYSTEM FOR USING WEB WEB SERVER}

The present invention relates to a remote hydrologic control system using a web server, and in particular, it is possible to control various devices in the field directly from a remote user terminal through an ultra-small web server and Internet communication, and to monitor the state of the site. The present invention relates to a remote hydrologic control system using a web server.

In general, in order to check the water level and control the opening and closing of the water gate, the manager directly goes to the installation position of the water gate and manually operates the water gate by a manpower using a handle or a stick, or when a motor is installed in the water gate, The motor switch had to be operated from a separate remote location connected by wire.

However, the manual opening and closing method of the hydrological gate has a problem that a person must go directly to the hydrologic gate, and it is very cumbersome and inconvenient because the hydrologic gate is opened and closed by human personnel.

In addition, when the gate is opened and closed by a motor, even if the gate is operated at a remote location, the actual state of the gate is not known at the remote site. And there was a problem that could not accurately determine whether the actual gate opening and closing.

As a conventional technology for solving the above problems, there is one disclosed in Patent Publication No. 10-0611343 published on August 11, 2006.

Accordingly, the remote control system of the hydrologic winch can control a plurality of hydrogenerators in real time through a single local server, and can further monitor the operating state of each hydrostatic winch in real time, Various information can be provided statistically analyzed by hydropower level and region, and statistically analyzed data and images of the site can be provided to a large number of users regardless of time and place.

However, the remote control system of the hydrologic hoist as described above can not be directly controlled by the administrator, the remote management can be achieved only by the multi-level configuration, such as local server, management server, management costs and installation costs increase There is this.

In addition, the existing control system cannot cope with the difficulties that a person has to go to the gate directly when the motor overload or breaker abnormal operation occurs, and solves the changes in the control system in real time. There was a problem that could not be.

The present invention is to solve the above problems, by installing a micro web server in the control panel of the field, it is possible to control various devices in the field directly from the user terminal of the remote site through the micro web server and the Internet communication, the state of the field The purpose is to provide a remote hydrologic control system using a web server to monitor the.

In addition, the present invention provides a remote hydrologic control system using a web server to ensure the safety against lightning by protecting the system by detecting a lightning strike in the field and blocking it with a power line to operate by an emergency power source. There is another purpose.

In addition, the present invention can remotely check the presence or absence of the abnormality of the control system without going to the field, and can quickly release the abnormality, the remote hydrological control system using a web server that can be stored in real time data all the phenomena occurring in the control system There is another purpose to provide.

Features of the present invention for achieving the above object,

A remote sluice control system, comprising: a power control unit for supplying commercial power and emergency power to operate the system even in the event of a power failure, and shutting off the commercial power to protect the system during a lightning strike; A communication unit connected to the Internet network to transmit various types of information of the system to the user terminal and provide various commands transmitted from the user terminal to the system; A web camera controller for controlling the web camera to check the remote image captured by the web camera on the web, and transmitting the image captured by the web camera to the user terminal through the communication unit; A detector connected to various detectors used in the system and transmitting a detection signal detected by the various detectors; An auxiliary control unit for controlling various devices of the hydrologic gate according to an external control signal; A touch screen for displaying various types of information of the system and receiving an input to change the state of the system; A CF memory controller configured to control the data generated in the system to be stored in a database in real time; And a web server which controls each component of the system as a whole and which is connected to the Internet via the communication unit to provide various information of the system on the web.

Here, the remote hydrological control system using the web server further includes a reset controller for resetting part or all of the system in order to solve malfunctions and other situations caused by abnormalities of the system.

Herein, the power control unit may include an inverter for receiving commercial power and battery power and converting the power into a power required for the system; A battery which is charged with power supplied from the commercial power and supplies power to the inverter in case of power failure or lightning; An automatic switching switch which is switched according to external control in the case of power failure or lightning and cuts off input of commercial power, and supplies emergency power of the battery to the inverter; And a power controller controlling the operation of the inverter, the battery, and the automatic switching switch under the control of the web server.

Here, the communication unit and a communication cut-off switch for blocking and protecting the Internet network in the event of a lightning strike under the control of the power controller; A modem for communication with the Internet network; And a router for connecting a plurality of components to one Internet network.

Here, the sensing unit is installed in the field environment detection stage is connected to the lightning sensor for detecting the occurrence of lightning and the temperature sensor for detecting the on-site temperature and the humidity sensor for detecting the field humidity; A command detection stage connected with various operation switches installed for system control; A state detection stage to which a detector for checking the operation of a breaker or a magnet required for system control is connected; A safety detection stage connected to a detector used to reduce damage due to abnormal operation of the device generated during system control; A pressure sensing stage to which a detector is connected for checking and maintaining a pressure value required for system control; And a position sensing stage to which a detector for checking and maintaining the position of equipment necessary for system control is connected.

The auxiliary control unit may further include: an environment controller configured to control an environment required for driving a system according to the control of the web server by information input through the environment sensing unit; A motor controller controlling various motors used in the system under the control of the web server; A solenoid controller controlling various solenoids used in the system according to the control of the web server; And a preliminary controller for controlling a control device that may be necessary for use of the system under the control of the web server.

Here, when the user terminal accesses the web page through the Internet network, the web server displays the web page according to the grade on the screen by the use grade management for each authentication if the user terminal goes through the authentication process.

Here, the use level management for each authentication is displayed on the web page only the monitoring function for the system when the general administrator is connected, and the function for controlling and operating the system on the web page when the sub administrator is connected. When the super administrator connects, all functions necessary for system control and maintenance are displayed on the web page.

Here, the power control unit, the communication unit, the web camera controller, the sensing unit, the auxiliary control unit, the touch screen, the web server, and the reset controller are integrally installed in the control panel installed in the field.

According to the remote sluice control system using the web server of the present invention configured as described above, by installing a micro web server in the control panel of the site, it is possible to control various devices in the field directly from the user terminal of the remote site through the Internet communication with the micro web server It can database the status of the site precisely and monitor it, and also detect the lightning strike at the site, cut off the power line to protect the system and operate with emergency power to ensure safety against lightning strike. There is an advantage to this.

Hereinafter, the configuration of a remote hydrologic control system using a web server according to the present invention will be described in detail with reference to the accompanying drawings.

In the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Terms to be described later are terms defined in consideration of functions in the present invention, and may be changed according to intentions or customs of users or operators. Therefore, the definition should be made based on the contents throughout the specification.

1 is a view schematically showing a remote hydrologic control system using a web server according to the present invention, Figure 2 is a block diagram showing the configuration of a remote hydrological control system using a web server according to the present invention.

1 and 2, the remote hydrologic control system 100 using the web server according to the present invention includes a power control unit 110, a communication unit 120, a web camera controller 130, and a detection unit ( 140, an auxiliary control unit 150, a touch screen 160, a web server 170, and a reset controller 180.

First, the power control unit 110 supplies commercial power and emergency power so that the system is driven even in the event of a power failure, and receives commercial power and emergency power to cut off the commercial power to protect the system during lightning strikes. Inverter 111 to be changed and output, the battery 112 to be charged by the power supplied from the commercial power supply, the power supply to the inverter 111 in case of power failure or lightning, and the web server to be described later in case of power failure or lightning Switched under the control of 170 to cut off the input of commercial power, the automatic switching switch 113 for automatically switching to the emergency power of the inverter 111, and the inverter 111 and the control under the control of the web server 170 and The power controller 114 controls the operation of the battery 112 and the automatic switching switch 113.

In addition, the communication unit 120 is connected to the Internet network and transmits various types of information of the system to the user terminal 101 such as a PC or a PDA, and provides various commands transmitted from the user terminal 101 to the system. A communication cutoff switch 121 for blocking and protecting the Internet network in case of a lightning strike under the control of 114, a modem 122 for communicating with the Internet network, and a router 123 for connecting a plurality of components to one Internet network. It consists of.

In addition, the web camera controller 130 controls the web camera 131 so that the remote image captured by the web camera 131 can be checked on the web, and the image captured by the web camera 131 through the communication unit 120. Transfer to the user terminal 101.

In addition, the detector 140 is connected to the various detectors used in the system, and installed in the field to transmit the detection signal detected by the various detectors to detect a lightning strike (not shown) and the temperature of the site to detect a lightning strike site temperature An environmental sensing stage 141 to which a sensor (not shown) and a humidity sensor (not shown) for detecting field humidity are connected, and a command sensing stage 142 to which various operation switches (not shown) installed for system control are connected. And, a state detection stage 143 is connected to a detector (not shown) for checking the operation of the breaker or magnet required for system control, and a detector used to reduce the damage caused by abnormal operation of the device generated during system control Safety detection stage 144 connected to the (not shown), pressure detection stage 145 is connected to a detector (not shown) for checking and maintaining the pressure value required for system control, and system control It consists of a position detection stage 146 is connected to a detector (not shown) for checking and maintaining the position of the equipment required for.

On the other hand, the auxiliary control unit 150 is to drive the system under the control of the web server 170 by the information input through the environmental sensor 141 to control the various devices of the hydrologic according to the control signal of the web server 170. Under the control of the environment controller 151 for controlling the necessary environment, the motor controller 152 for controlling various motors (not shown) used in the system under the control of the web server 170, and the web server 170 A solenoid controller 153 for controlling various solenoids (not shown) used in the system, and a preliminary controller 154 configured to control a control device that may be required in use of the system according to the control of the web server 170. It consists of.

The touch screen 160 displays various types of information of the system and receives an input to change the state of the system.

In addition, the web server 170 controls each component of the system as a whole, and is connected to the Internet through the communication unit 120 to provide various information of the system on the web page, in particular, the user terminal to the web page through the Internet network Upon access, the webpage according to the grade is displayed on the screen by the use grade management by certification. Here, the use level management by authentication displays only the monitoring function of the system on the web page when the general administrator is connected, and displays the function to control and operate the system on the web page when the sub-administrator is connected, When the super administrator accesses, the web page displays all the functions necessary for controlling and maintaining the system. Here, the web server 170 further includes a timer 171, a DMA 171-1, an interrupt controller 172, an interpreter controller 173, a UARTS 174, and a watchdog ( 175, a central processing unit 176, a BootRom 177-1 on which an OS program is mounted, a Cash SRam 177-2, a CF Memory controller ( 178-1, an I / O controller 178-2, a Com Port controller 178-3, an Ethernet controller 178-4 for connecting to the Internet, and a web page. When the user terminal 101 accesses through a web page, the authentication is performed, and the flash memory 177-3 and the web server 170 are executed to execute the status check, control, and management of the system after authentication. SRAM 177-4, which is a cache memory for temporarily storing data, and a touch screen controller 179.

In addition, the reset controller 180 resets part or all of the system in order to solve malfunctions and other situations caused by abnormalities of the system.

Meanwhile, the power control unit 110, the communication unit 120, the web camera controller 130, the detection unit 140, the auxiliary control unit 150, the touch screen 160, and the web server according to the present invention. The 170 and the reset controller 180 are integrally installed and operated in the control panel 103 installed in the field.

Hereinafter, the operation of the remote hydrologic control system using a web server according to the present invention will be described in detail with reference to the accompanying drawings.

First, when power is input to the system, the central processing unit 176 of the web server 170 reads and starts the basic OS embedded in the boot ROM 177-1. The I / O controller 178-2 and the power supply are activated. Initializes the power controller 114 of the controller 110, checks whether the system is abnormal, reads the data stored in the flash memory 177-3, activates the web server 170, and activates the touch screen controller 179. ) To display the current state on the touch screen 160.

In addition, the central processing unit 176 of the web server 170 initializes the Ethernet controller 178-4 to activate the connection through the Internet to detect the control by the web in real time and perform a corresponding operation according to the control.

On the other hand, the method that the administrator can perform the control can be directly input the control command through the touch screen 160 in the field or the control command through the sensing unit 140, or the web server 170 from the remote After accessing the web page and going through the authentication process, if the web page according to the grade is displayed on the screen by the use grade management by authentication, the desired part on the web page can be controlled. On the other hand, when remotely controlled, the control panel displays the current location of the currently connected to the control screen on the web page and at the same time on the touch screen 160 of the site, MAC, control time, control environment, The control type and result are stored in a database in the CF memory (not shown) connected to the CF memory controller 178-1.

The web server 170 controls each component to perform a corresponding operation according to a schedule set by an administrator, stores a record according to the corresponding operation, and alarms when an abnormality occurs during the corresponding operation. Record it.

Hereinafter, the present invention will be described in detail with reference to the actual hydrological control.

When power is applied to the system, the CPU 176 displays a main menu on the touch screen 160, checks whether the system is abnormal, and displays the touch screen 160. At this time, if the abnormality is confirmed, the alarm sound and abnormal state is displayed on the touch screen 160, and if there is no abnormality, the current system status is displayed on the touch screen 160 and waits for the next command of the administrator.

In this state, the central processing unit 176 of the web server 170 checks the data on the temperature and humidity input from the environmental sensing stage 141 of the sensing unit 140, the web page and the touch screen 160 of the site Real-time information is displayed on the display, and a control signal is applied to the environment controller 151 to maintain a constant temperature and humidity so that the administrator can maintain the temperature and humidity to be controlled.

In addition, the central processing unit 176 of the web server 170 grasps the lightning alarm signal from the environment detection stage 141 and displays the current value and the alarm on the web page when the lightning alarm level set by the administrator is reached. When the dangerous level is reached, the power control unit 110 controls the commercial power line, and at the same time, blocks the communication cutoff switch 121 to block the lightning that flows on the communication line and to the system by the emergency power of the battery 112. Drive and control the power control unit 110 when canceling the lightning warning to switch to normal operation to prevent accidents due to lightning strikes. At this time, the outside temperature and humidity are only monitored to obtain reference data for accurate control, and the temperature and humidity of the mechanical equipment installed in the field are monitored. In addition, by measuring the water level through the position detection stage 146, it is possible to check the state change of the water level on the web page and the touch screen 160. In addition, the central processing unit 176 of the web server 170 performs the above operation even in the case of power failure.

And, if the administrator wants to operate the system manually, the administrator presses the manual operation portion of the touch screen 160, the central processing unit 176 switches to the screen related to the manual operation to operate the motor controller 152 according to the input of the administrator It controls and drives the motor to open and close the gate.

At this time, the central processing unit 176 checks the detection signal input from the safety detection stage 144, the pressure detection stage 145 and the position detection stage 146, and stops the motor to open and close the water gate when an abnormal signal is input. At the same time, abnormalities are displayed on the web page and the touch screen 160, and the state of the floodgate is recorded and stored. In addition, the central processing unit 176 is a detector connected to the command detection stage 142 and the state detection stage 143, and performs a corresponding command when a command signal is input from the various operation switches through the command detection stage 142, When the confirmation request signal for confirming the operation of the breaker or the magnet is input through the state detecting unit 143, the controller detects the operation of the corresponding device and outputs it to the state detecting unit 143.

In more detail, when the gate is opened in a completely closed state, the central processing unit 176 sends an operation signal to the motor controller 152 and at the same time detects a state of the motor through the position sensing stage 146 to detect an abnormality. When not present, the timer 171 is controlled to generate a reference time.

Then, the central processing unit 176 reads the reference time through the watchdog 175 and closes the bypass solenoid through the solenoid controller 153 and opens the hydraulic cylinder control solenoid when the motor is idle for a predetermined time. At the same time, the detection signal input from the pressure sensing stage 145 and the position sensing stage 146 is checked in real time to check whether there is an abnormality in pressure and position.

Thus, if there is no abnormality, the central processing unit 176 opens the water gate by operating the hydraulic cylinder, and simultaneously monitors the current position of the water gate through the position detection stage 146, and touches the pressure and position of the water gate with the web page. Real time display on the screen 160.

In addition, when the hydrostatic stop pressure signal is detected through the pressure sensing stage 145 before the position of the hydrologic gate set by the administrator during the operation of the hydrologic gate, the interrupt controller 172 notifies the central processing unit 176 of the abnormality. The device 176 stops driving the motor, closes the hydraulic cylinder control solenoid, opens the bypass solenoid, displays the current status on the web page and the touch screen 160, and records the current hydrological status. Remember.

In addition, the central processing unit 176 closes the hydraulic cylinder control solenoid, opens the bypass solenoid, stops the motor after idling for a reference time, and then stops the webpage and touches. The current state is displayed on the screen 160, and the current hydrologic state is recorded and stored.

On the other hand, when the automatic stop, the central processing unit 176 recognizes the normal stop when the stop pressure signal is detected within the limit of the position error of the hydrology set by the administrator, performs the above operation, and performs the above operation. If it is out of the limit and no stop pressure signal is detected, it is judged that the hydraulic system is abnormal, stops the motor, closes the hydraulic cylinder control solenoid, opens the bypass solenoid, and then displays the current on the web page and the touch screen 160. Display the status and record and memorize the current hydrologic status.

When the idle time zone is generated during operation of the system, the central processing unit 176 transfers and records the operating conditions and processes stored in the SRAM 177-4 to the CF memory as a database file, and registers the data. Filed to a specific IP to be managed and verified.

As those skilled in the art would realize, the described embodiments may be modified in various ways, all without departing from the spirit or scope of the present invention. It is to be understood, however, that the present invention is not limited to the specific forms referred to in the description, but rather includes all modifications, equivalents, and substitutions within the spirit and scope of the invention as defined by the appended claims. Should be.

1 is a view schematically showing a remote hydrologic control system using a web server according to the present invention;

Figure 2 is a block diagram showing the configuration of a remote hydrological control system using a web server according to the present invention.

<Explanation of symbols on main parts of the drawings>

110: power control unit 120: communication unit

130: web camera controller 140: detector

150: auxiliary control unit 160: touch screen 170: Web server 180: reset controller

Claims (9)

delete delete delete delete delete delete A power control unit for supplying commercial power and emergency power so that the system is driven even in the event of a power failure, and shutting off commercial power to protect the system during a lightning strike; A communication unit connected to the Internet network to transmit various types of information of the system to the user terminal and to provide various commands transmitted from the user terminal to the system; A web camera controller for controlling the web camera to check the remote image captured by the web camera on the web, and transmitting the image captured by the web camera to the user terminal through the communication unit; A detector connected to various detectors used in the system and transmitting a detection signal detected by the various detectors; An auxiliary control unit for controlling various devices of the hydrologic gate according to an external control signal; A touch screen for displaying various types of information of the system and receiving an input to change the state of the system; A CF memory controller configured to control the data generated in the system to be stored in a database in real time; And a web server for controlling overall components of the system, and a web server connected to the Internet through the communication unit to provide various types of information of the system on the web. The web server, When the user terminal accesses the web page through the Internet network, if the user goes through the authentication process, the remote hydrological control system using a web server, characterized in that to display the web page according to the grade by the use grade management by authentication. The method of claim 7, wherein The use grade management for each certification, When the general manager accesses, only the monitoring function of the system is displayed on the web page, and when the sub-administrator accesses, the function to control and operate the system is displayed on the webpage. Remote hydrological control system using a web server, characterized in that to display all the functions required for the web page. delete

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