JP2014079063A - Electric power system monitoring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electric power system monitoring device which can easily monitor an electric power system.SOLUTION: The electric power system monitoring device has a controller having input information identification means which acquires user specific information inputted to input means and display processing means which allows display means to display an arbitrary image. Moreover, the electric power system monitoring device has a monitoring control server which includes server communication means which receives status change information indicating the status change in electric power system equipment, display information storage means which stores display item information set in advance corresponding to the user specific information and the status change information, and display instruction means which determines the display item information corresponding to the user specific information and the status change information on the basis of the display information storage means. The display processing means allows the display means to display the display item information determined by the display instruction means.

Description

  Embodiments described herein relate generally to a power system monitoring apparatus.

  2. Description of the Related Art Conventionally, a power system monitoring device is used to monitor the state of power system facilities such as power transmission lines, buses, and transformers that constitute the power system. This power system monitoring device acquires facility state information indicating the state of each power system facility from a remote monitoring control device via a network. Here, the power system facility information acquired from the remote monitoring control device includes information on the state change of the power system facility in addition to the state of the power system facility described above.

  For example, the equipment status information is the circuit breaker switching status, the current value detected by the current transformer installed in the transmission line, etc., while the status change information is the circuit breaker from the closed state to the open state. Information indicating that the change has occurred, change time, accident information indicating that the protective relay device has detected an accident, and the like are included.

  In recent power system monitoring devices, the number of screens to be displayed has increased due to the concentration of operation locations and the advancement of advanced information. Therefore, the procedure until the user operates the power system monitoring apparatus to display the target screen is complicated. Therefore, this complicated procedure induces an operation error and an operation delay for the user of the power system monitoring apparatus.

JP 2011-3034 A

  An object of an embodiment of the present invention is to provide a power system monitoring device that can easily monitor a power system.

  The power system monitoring apparatus of the present invention includes a control device including input information identification means for acquiring user-specific information input to the input means, and display processing means for displaying an arbitrary image on the display means. Further, a server communication unit that receives state change information indicating a state change of the power system facility, and a display information storage unit that stores display item information set in advance corresponding to the user-specific information and the state change information And a display command means for determining the display item information corresponding to the user-specific information and the state change information based on the display information storage means. Further, the display processing means causes the display means to display the display item information determined by the display command means.

The figure which shows the structure of the electric power system monitoring apparatus 1 of 1st Embodiment, and a peripheral device. The block diagram which shows the structure of the electric power system monitoring apparatus 1 of 1st Embodiment. The figure which shows an example of the identification information memorize | stored in the identification information storage part 121 of 1st Embodiment. The figure which shows an example of the present user information memorize | stored in the present user memory | storage part 123 of 1st Embodiment. The figure which shows an example of the display information memorize | stored in the display information storage part 124 of 1st Embodiment. The flowchart which shows operation | movement of the electric power system monitoring apparatus 1 of 1st Embodiment. The figure which shows an example displayed on the display part 111 of 1st Embodiment. The figure which shows an example displayed on the display part 111 of 1st Embodiment. The figure which shows the structure of the electric power system monitoring apparatus 1 of 2nd Embodiment. The figure which shows the state change information memorize | stored in the state change memory | storage part 127 of 2nd Embodiment. The flowchart which shows operation | movement of the electric power grid monitoring apparatus 1 of 2nd Embodiment.

  A power system monitoring apparatus according to an embodiment of the present invention will be described with reference to the drawings.

(First embodiment)
(Constitution)
The configuration of the power system monitoring apparatus according to the first embodiment will be described with reference to FIG. FIG. 1 is a diagram illustrating a configuration of a power system monitoring apparatus and peripheral devices.

  The power system monitoring device 1 is connected to the remote monitoring control devices 3-1 to 3-3 via the network 2. The remote monitoring control devices 3-1 to 3-3 are connected to the power system facilities 4-1 to 4-3. Here, the remote monitoring control devices 3-1 to 3-3 acquire equipment state information from the power system equipment 4-1 to 4-3 and transmit the equipment state information to the power system monitoring device 1 via the network 2.

  The above-described power system facilities 4-1 to 4-3 are electric devices that constitute a power system such as a circuit breaker, a power transmission line, a bus line, and a transformer. In addition, when there is a change in the equipment state of the power system equipments 4-1 to 4-3 (hereinafter referred to as a state change), the state change information is displayed together with time information indicating the time when the state change has occurred. Transmit to the monitoring device 1.

  In addition, facility status information is the circuit breaker switching status, current value detected by the current transformer installed in the transmission line, etc., whereas status change information is the status of the circuit breaker from the closed state to the open state. Information indicating that the change has occurred, a change time, information indicating that the protective relay device has detected an accident, and the like are included.

  Next, the configuration of the power system monitoring apparatus 1 will be described with reference to FIG. FIG. 2 is a block diagram illustrating a configuration of the power system monitoring apparatus 1.

  The power system monitoring device 1 includes control devices 11-1 to 11-3, a monitoring control server 12, and a local area network 13 (hereinafter referred to as a LAN 13). Connected to the control unit.

  Since all of the control devices 11-1 to 11-3 have the same configuration, the control device 11-1 will be described below. The control device 11-1 includes a display unit 111, a control device communication unit 112, an input unit 113, an input information identification unit 114, and a display processing unit 115.

  The display unit 111 is realized by an LCD (Liquid Crystal Display), a CRT (Cathode Ray Tube) display, or the like, and displays the received video on the screen.

  The control device communication unit 112 communicates with the monitoring control server 12 via the LAN 13.

  The input unit 113 is realized by a keyboard, a mouse, a touch panel, or the like, and input information is input by an operation of a user of the control device 11-1. The input information input here includes user-specific information assigned to each user and password information arbitrarily set by each user.

  The input information identification unit 114 acquires input information input by the user to the input unit 113. Here, the input information entered by the user is user-specific information and password information. The user-specific information is information uniquely assigned to each user, and the password information is user-specific. It is information that can be individually set by the user corresponding to the information.

  The display processing unit 115 displays an arbitrary image on the display unit 111.

  The monitoring control server 12 includes an identification information storage unit 121, a server communication unit 122, a current user storage unit 123, a display information storage unit 124, and a display command unit 125.

  The identification information storage unit 121 is realized by a storage medium, stores user identification information, and is configured to be accessible from the input information identification unit 114 of the control device 11-1. The identification information stored in the identification information storage unit 121 will be described with reference to FIG. FIG. 3 is a table showing an example of identification information. The identification information includes user specific information and password information. The user specific information here is information uniquely assigned to each of the users who operate the control devices 11-1 to 11-3, and the password information is used corresponding to the user specific information. Information that can be individually set by the user.

  The server communication unit 122 is connected to the LAN 13 and communicates with the control devices 11-1 to 11-3. Further, it communicates with a remote monitoring control device (not shown) via the network 2.

  The current user storage unit 123 is realized by a storage medium, stores current user information indicating the user identified by the input information identification unit 114 of the control device 11-1, and is input by the control device 11-1. It is configured to be accessible from the information identification unit 114. The current user information stored in the current user storage unit 123 will be described with reference to FIG. FIG. 4 is a table showing an example of current user information. The current user information includes control device information and user-specific information. The control device information here is information uniquely assigned to each of the control devices 11-1 to 11-3, and the user unique information is the user unique information stored in the identification information storage unit 121. It is the same.

  The display information storage unit 124 is realized by a storage medium, and stores display information for the display processing unit 115 to display on the display unit 111 of the control device 11-1. The display information stored in the display information storage unit 124 will be described with reference to FIG. FIG. 5 is a table showing an example of display information. The display information includes user-specific information, state change information, and display item information. The user specific information here is the same as the user specific information stored in the identification information storage unit 121 and the current user storage unit 123. The state change information is information indicating that the equipment state has changed. The display item information is information indicating items displayed by the display processing unit 115 on the display unit 111 of the control device 11-1.

  Here, the display item information stored in the display information storage unit 124 is a state change list, a supervised power system diagram, a substation single-line diagram, a circuit breaker operation screen, and the like. The state change list shows a list of state changes of the power system facilities that occurred within an arbitrary time from the current time. The jurisdiction power system diagram is a diagram of the power system in the jurisdiction of the owner of the power system monitoring device 1. The substation single-line diagram is a single-line diagram of an arbitrary substation in the power system in the jurisdiction. The circuit breaker operation screen is a screen for controlling opening or closing of an arbitrary circuit breaker.

  The display command unit 125 outputs display command information to the display processing unit 115 of the control device 11-1.

(Function)
Next, the effect | action of the electric power system monitoring apparatus 1 mentioned above is demonstrated using FIG. FIG. 6 is a flowchart showing the operation of the power system monitoring apparatus 1. The power system monitoring apparatus 1 performs the following steps.

The input unit 113 obtains input information indicating user-specific information and password information from the user (S61).

The input information identification unit 114 compares the identification information stored in the identification information storage unit 121 of the monitoring control server 12 with the input information input to the input unit 113, and whether the input information matches the identification information. Step of determining whether or not (S62).

When it is determined that the input information matches the identification information (YES in S62), the input information identification unit 114 stores the control device information and the user specific information in the current user storage unit 123 (S63) .

A step of detecting that the server communication unit 122 has received the state change information from a remote monitoring control device (not shown) via the network 2 (S64).

The display command unit 125 determines display item information based on the received state change information, the user-specific information currently stored in the user storage unit 123, and the display information stored in the display information storage unit 124. Step (S65).

The display command unit 125 transmits the display item information determined in the step of determining display item information (S65) to the display processing unit 115 of the control device 11-1 (S66).

The display processing unit 115 displays the received display item information on the display unit 111 (S67).

  Here, in the step (S62) of determining whether or not the input information matches the identification information, if it is determined that they do not match (NO in S62), the flow ends.

  Next, the operation of the power system monitoring apparatus 1 will be described using a specific example. Here, state change information indicating that “A transmission line ground fault” has occurred when “user A” to which user-specific information “A12345” is assigned is using the control device 11-1. The case of reception will be described in correspondence with the operation of the flowchart.

  First, the input unit 113 acquires user-specific information “A12345” and password information “abc” indicating input information input from the user A (S61).

  Next, the input information identification unit 114 compares the identification information stored in the identification information storage unit 121 of the monitoring control server 12 with the input information input to the input unit 113 and determines that they match (S62). YES).

  Next, the input information identification unit 114 stores the control device information “control device 11-1” and the user specific information “A12345” in the current user storage unit 123 (S63).

  Next, it is detected that the server communication unit 122 has received the state change information “A power transmission line ground fault” from the remote monitoring control device (not shown) via the network 2 (S64).

  Next, based on the display information stored in the display information storage unit 124, the display command unit 125 displays the display item information “state” from the state change information “A power transmission line ground fault” and the user specific information “A12345”. The “change list” and “supervised power system diagram” are determined (S65).

  Next, the display command unit 125 transmits the display item information “state change list” and “supervised power system diagram” to the display processing unit 115 of the control device 11-1 (S66).

  Finally, the display processing unit 115 causes the display unit 111 to display the received display item information “state change list” and “supervised power system diagram” (S67). Here, the display item information to be displayed on the display unit 111 may be displayed by dividing the display unit 111 into a plurality of display fields as shown in FIG. When selected, a screen corresponding to each display item information is displayed in a display column in which display item information is not displayed among the plurality of divided display columns. Further, the display item information may be displayed together with the thumbnail image as shown in FIG.

(effect)
According to the present embodiment, display item information can be displayed on the display unit 111 based on user-specific information and state change information, and display item information corresponding to each user can be displayed. Become. That is, inexperienced users can display a lot of display item information, and veteran users with a lot of experience can display limited display item information. Furthermore, it is possible to display the display item information according to the jurisdiction range of the electric power system assigned to each user (for example, the user A has the X region, the user B has the Y region, etc.). Thus, by displaying the display item information corresponding to each user, it is possible to provide a power system monitoring apparatus that can easily monitor the power system.

  In addition to the above-described effects, the user's visibility and operability are improved by dividing the display into a plurality of display fields as shown in FIG. 7, and the power system can be monitored more easily. A power system monitoring device can be provided. Further, as shown in FIG. 8, by displaying the corresponding thumbnail image assigned in advance together with the display item information, the user can perform an intuitive operation.

(Second Embodiment)
(Constitution)
The configuration of the power system monitoring apparatus according to the second embodiment will be described with reference to FIG. FIG. 9 is a block diagram illustrating a configuration of the power system monitoring apparatus 1 according to the second embodiment. The same code | symbol is attached | subjected to the structure same as the electric power system monitoring apparatus 1 of 1st Embodiment shown in FIG. 1, and description is abbreviate | omitted.

  The configuration of the power system monitoring apparatus 1 of the present embodiment is different from the configuration of the power system monitoring apparatus 1 of the first embodiment in that a state change processing unit 126 and a state change storage unit 127 are newly provided.

  The state change processing unit 126 is stored in the storage medium and realized by a program executed by the CPU, and the state change information received by the server communication unit 122 is stored in the state change storage unit 127 realized by the storage medium. Let Here, the state change information received by the server communication unit 122 is added with time information when the state change occurs. The state change processing unit 126 stores the time information together with the state change information. In addition, the recovery operation from the occurrence of a state change to the return and the power system information (for example, the amount of electricity) at that time are also stored.

  The state change information and time information stored in the state change storage unit 127 will be described with reference to FIG. FIG. 10 is a table showing an example of state change information and time information stored in the state change storage unit 127. Here, for example, “A power transmission line ground fault” occurs at “15:23:45 on January 1, 2012”, and operation information and power system data indicating operations associated therewith are stored. It also shows that “B transformer short circuit” occurred at “15:23:50 on January 1, 2012”. The state change information and time information shown in FIG. 10 are examples, and the time information may be stored up to the order of microseconds or nanoseconds. Further, the time received by the server communication unit 122 may be received from an internal clock (not shown) and stored as time information, not the time when the state change occurs.

(Function)
Next, the operation of the power system monitoring apparatus 1 according to the second embodiment will be described with reference to FIG. FIG. 11 is a flowchart showing the operation of the power system monitoring apparatus 1. The same steps as those in the power system monitoring apparatus 1 of the first embodiment shown in FIG.

  The difference between the operation of the power system monitoring apparatus 1 of the present embodiment and the operation of the power system monitoring apparatus 1 of the first embodiment is that a step (S68) of detecting that a state change list item has been selected, It is a point provided with the step (S69) which displays state change information in time series.

  Next, steps (S68, S69) newly added in the second embodiment will be described in detail. After executing the step (S67) of displaying the display item information on the display unit 111, the power system monitoring apparatus 1 executes the following steps.

A step in which the display processing unit 115 detects that the user has selected a state change list indicating items for displaying a list of state changes in the display item information by operating the input unit 113 (S68).

The display processing unit 115 acquires the state change information and time information stored in the state change storage unit 127 of the monitoring control server 12 via the control device communication unit 112 and the server communication unit 122, and displays the time information on the display unit 111. Step of displaying in sequence order (S69)

(effect)
According to the present embodiment, in addition to the effects of the first embodiment, the state change processing unit 126 stores the state change information in the state change storage unit 127 together with the time information, so that the state change information is displayed on the display unit 111. Can be displayed in chronological order, and the user can easily realize the state of the state change of the power system.

As described above, according to the embodiment of the present invention, it is possible to provide a power system monitoring apparatus capable of easily executing power system monitoring.

  As mentioned above, although some embodiment of this invention was described, these embodiment was shown as an example and is not intending limiting the range of invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

  Further, although the functional configuration of the above-described embodiment has been described using a block diagram, each configuration is not limited to being realized by either software or hardware.

DESCRIPTION OF SYMBOLS 1 ... Electric power system monitoring apparatus 2 ... Network 3-1, 3-2, 3-3 ... Remote monitoring control apparatus 4-1, 4-2, 4-3 ... Electric power system equipment 11-1, 11-2, 11- 3 ... Control device 12 ... Monitoring control server 13 ... LAN
111 ... Display unit 112 ... Control device communication unit 113 ... Input unit 114 ... Input information identification unit 115 ... Display processing unit 121 ... Identification information storage unit 122 ... Server communication unit 123 ... Current user storage unit 124 ... Display information storage unit 125 ... Display command unit 126 ... State change processing unit 127 ... State change storage unit

Claims (4)

Input information identifying means for acquiring user-specific information input to the input means;
Server communication means for receiving state change information indicating a state change of the power system facility;
Display information storage means for storing display item information set in advance corresponding to the user-specific information and the state change information;
Display instruction means for determining the display item information corresponding to the user-specific information and the state change information based on the information stored in the display information storage means;
Display processing means for causing the display means to display the display item information determined by the display command means;
A power system monitoring device comprising: The power system monitoring apparatus according to claim 1, further comprising a plurality of control devices including the input information identification unit and the display processing unit. Current user storage means for storing the user specific information acquired by the input information identification means and control device information indicating the control device to which the user specific information is input,
The display command means stores the display item information corresponding to the user-specific information acquired by the input information identification means and stored in the current user storage means, and the state change information, in the display information storage. The power system monitoring apparatus according to claim 1, wherein the power system monitoring apparatus is determined based on the means. Including state change storage means for storing the state change information received by the server communication means before and time information corresponding to the state change information;
The power system monitoring apparatus according to any one of claims 1 to 3, wherein the display processing unit displays the state change information stored in the state change storage unit in chronological order based on the time information.

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