JP2002262446A - Operation indication device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an operation indication device which allows an operator who monitors an apparatus whose status is to be confirmed, such as a protection relay apparatus, to quickly know an operation of the apparatus or an abnormality of it and further confirm the content of its screen. SOLUTION: The operation indication device, when there is an action of the apparatus or an abnormality of it, using a touch panel display screen 2 of a touch panel display device 1 provided with a power system protection relay apparatus to protect a power system, turns the LED indication lamp 3 of the touch panel display device 1 on according to the operation and the abnormality, and automatically turns an operation display screen and an abnormality display screen, with which the content of the operation and the abnormality can be confirmed, on.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operation display device having a touch panel display screen provided in, for example, a power system protection relay device.

[0002]

2. Description of the Related Art In general, an operation display device having a touch panel display screen provided on a protective relay device has a touch panel display inside a touch panel display.
A plurality of LED indicators and an operation switch group corresponding to the LED indicators are provided. When the protection relay device is normal, the LED that indicates normality among the plurality of LED indicators is turned on, and the screen is operated with the light turned off. A flat display screen is used as the touch panel screen of the touch panel display, and the screen is turned off in a normal state to extend the life. In addition, as the indicator light mounted on the touch panel display, an LED indicator light smaller than the size of the touch panel type screen is often used for reasons such as space restrictions. Generally, a plurality of protective relay devices are usually installed and operated in the same building.

The operation of the operator (operator) on the operation display device configured as described above will be described below. When the operator checks the status of the device during a patrol or when the device is operating or the device is abnormal, etc., it is determined whether the device is normal, the device has operated, and the device according to the lighting state of the LED indicator on the touch panel. Is operated, the operation switches corresponding to each operation are operated, the touch panel type screen is started, and the screen for displaying necessary information is opened to check the detailed state of the device.

That is, in normal times, the status of the apparatus is periodically checked by patrol or the like.
The ED indicator lights up, the operator operates the operation switch to display the touch panel screen, and confirms the update of the number of times of the automatic inspection. After confirmation, perform the screen display return operation to turn off the screen.

On the other hand, if there is a device operation or a device abnormality, the operator confirms that the LED of the device operation or the device abnormality on the touch panel display of the device is turned on. When the LED of the device operation is lit according to the lighting state of the LED, the operator operates the corresponding operation switch to display the operation display screen and confirm the contents of the device operation. When the LED of the device abnormality is lit, a screen for displaying the abnormality is displayed to confirm the content of the device abnormality.

[0006]

As described above, when a device to be confirmed such as a protective relay device has a device operation or a device abnormality, it is necessary to take necessary measures depending on the contents thereof. However, as described above, protective relays are usually installed side by side in the same building and are operated. Is difficult to find.

Further, when the service life of the protective relay device is compared with the guaranteed life of the flat display constituting the touch panel display, the service life of the device is sufficiently longer. Another problem is that only the flat display must be replaced during the service life of the device.

[0008] In the automatic inspection of the apparatus, it is necessary to confirm the inspection result. Also in this case, the screen operation must be performed for each of a plurality of the juxtaposed devices, and at present, it takes a long time to check the inspection result.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problem. For example, an operator who patrols the state of a state-confirmed device such as a protective relay device has an operation or abnormality of the device. It is an object of the present invention to provide an operation display device which makes it easy to find out the matter, allows the user to quickly check the operation display of the device and the contents on an abnormal display screen, and can extend the life of the screen.

[0010]

According to the first aspect of the present invention, there is provided an operation display device provided in a state confirmation device, a touch panel type screen, a plurality of LED display lights, and operation switches. In the operation display device configured by a touch panel display having, when there is an abnormality in the operation or the device of the state-confirmed device, while turning on the LED indicator lamp of the operation display device corresponding to the operation or abnormality, The operation display screen or the abnormality display screen is automatically turned on on the touch panel type screen. According to this operation display device, when the protection relay device serving as the state-confirmed device has an operation or an abnormality, the operation or abnormality display screen is automatically turned on without an operator's operation, and the operator can easily find the operation or abnormality display screen. At the same time, confirmation can be prompted.

According to the third aspect of the present invention, there is provided an operation display device which is provided in the state confirmation device and includes a touch panel type screen, and a touch panel display having a plurality of LED indicators and operation switches. When both the operation of the state-confirmed device and the abnormality of the device are present, the LED indicators of the operation display device corresponding to the operation and the abnormality are turned on, and the operation display and the abnormality display are confirmed on the touch panel screen. The message screen for prompting the user is automatically turned on.

According to this operation display device, when the protection relay device, which is the state-confirmed device, becomes operational and abnormal,
The message screen that confirms the operation display screen and the error display screen without the operator's operation is automatically turned on, so that the operator can easily find it and, at the same time, instruct the screen that displays the contents to be confirmed by the operator and confirm Can be encouraged.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows the configuration of the operation display device, and FIG. 2 is a flowchart for explaining the operation in the first embodiment of the present invention. A touch panel display 1 is provided in the protective relay device housing. The touch panel display 1 includes a touch panel type screen 2 composed of a flat display and a plurality of LED indicator lights 3.
In addition, an operation switch 4 is arranged. Multiple LEs
The D indicator light 3 indicates the operation status of the protective relay, ie, the operation of the device,
An indicator lamp corresponding to each operation is turned on when the apparatus is normal or abnormal. The operation switch 4 causes an operation screen corresponding to the indicator light 3 to be displayed on the touch panel type screen 2.

Next, the confirmation of the device state of the operator will be described with reference to the flowchart of FIG. In checking the state of the device during patrol or the like, it is determined whether or not the protection relay device has been operated (S21). When the device has been operated, the operation LED of the LED indicator 3 is turned on (S22). And action L
When the ED is turned on, the operation display screen is automatically turned on on the touch panel type screen 2 in S23. Therefore, although operation switch 4 is provided, operation LED
Since the operation display screen is automatically turned on by turning on, no operation by the operator is required.

By automatically turning on the operation display screen, the operator can easily find the device and prompt the operator to confirm the contents of the operation screen. After the confirmation, the operation switch 4 corresponding to the operation LED is operated to turn off the operation display screen.

FIG. 3 is a flowchart for explaining the operation in the second embodiment according to the present invention. This embodiment is an improvement of FIG. 2, and in checking the device status during patrol or the like, it is determined whether or not the protection relay device has been operated (S31). The operation LED of the LED indicator 3 is turned on (S32), and the operation L
When the ED is turned on, the operation display screen is displayed on the touch panel screen 2 in a flickering state (screen lighting,
The light is turned on automatically by repeating the turning off.

After the operation LED is turned on, the process proceeds to step 33, in which the operation screen is flicker-displayed, so that the operator can quickly find out the state of the apparatus and easily recognize it.

FIG. 4 is a flowchart for explaining the operation of the third embodiment according to the present invention, particularly when an abnormality occurs in the protective relay. It is determined whether or not there is an abnormality in the device (S41). If there is an abnormality, the process proceeds to S42, in which the abnormal LED in the LED indicator is turned on, and a screen for displaying the abnormality on the touch panel screen is automatically turned on. Things.

As described above, when an abnormality occurs in the apparatus, not only the abnormal LED is lit, but also the screen for displaying the abnormality is illuminated, so that the operator can easily find the apparatus.
Confirmation of the contents of the abnormal screen can be encouraged, so that quick response measures can be taken.

FIG. 5 is a flowchart for explaining the operation of the fourth embodiment according to the present invention. The abnormal screen display performed at S43 in the embodiment described with reference to FIG. 4 is flickered (S53). ). That is, an abnormality of the device is detected (S51), and the abnormality LE is detected.
After turning on D (S52), a flicker display (S53) that repeatedly turns on and off the abnormal display screen is made easier for the operator to find.

FIG. 6 is a flowchart for explaining the operation of the fifth embodiment according to the present invention. In this embodiment, when an operation of the protection relay device is performed, the operation LED of the corresponding LED indicator is turned on, and when there is an abnormality in the device, the operation LED is turned on. It is determined whether or not both are present (S61). If both the device operation and the device abnormality occur, the operation LED is turned on (S62), and the process proceeds to S63 to turn on the abnormal LED. Further, in this embodiment, a message screen prompting confirmation of the operation display and the abnormal display of the apparatus is turned on (S64).

As described above, when a plurality of events occur in the apparatus, the corresponding LED is turned on, and both message screens for confirming the operation display and the abnormal display of the apparatus are automatically turned on. In addition to facilitating discovery, it is possible to promptly confirm the contents of the operation screen and the abnormal screen.

The present invention is not limited to each of the above embodiments, but may employ the following embodiments in combination.

FIG. 7 is a flowchart for explaining the operation of the protective relay device during automatic inspection. In the conventional apparatus, the automatic inspection screen is turned on (S72) when the operation of displaying the automatic inspection screen is performed (S71). However, in the present invention, the protection relay is performed even when the automatic inspection screen is not displayed. The electrical equipment performs the automatic inspection (S73), and displays the automatic inspection screen when the automatic inspection is completed (S7).
2) Processing is added.

The automatic inspection is started by a clock function inside the apparatus at regular intervals, for example, every week, and forcibly operates and returns important points of the apparatus, and confirms whether or not the intended operation is performed.

The automatic inspection screen includes an "inspection counter" for counting and displaying the number of times the automatic inspection has been performed, a "next inspection time" for setting and displaying the date, month, day, hour, minute, and second of the next inspection.
“Inspection cycle” for setting and displaying the inspection cycle (date and time), and “Inspection normal / defective” for displaying normal and defective inspections on the touch panel type screen 2 separately from the LED indicator 3
Are displayed.

By automatically turning on the automatic inspection screen in this way, the number of inspections can be confirmed from the automatic inspection screen without the operator (driver) operating the touch panel.

FIG. 8 is a flowchart for explaining the operation of the embodiment in which the automatic lighting screen is turned on in accordance with the patrol of the operator. It is determined whether it is time to turn on the preset automatic inspection screen (S81), the automatic inspection screen is turned on (S82), and then it is determined whether it is time to turn off the preset automatic inspection screen (S83). Then, the screen is turned off (S84).

By setting the time at which the operator (operator) patrols in advance and turning on the automatic inspection screen at that time, the operator can operate the automatic inspection screen without any operation. You can check the contents.

FIG. 9 is a flow chart for explaining the operation of the embodiment in which the operation of turning off the screen is prevented. It is determined whether or not the operation switch of the touch panel display or the operation of the touch panel screen has been performed (S91). If the predetermined time has elapsed, the screen is turned off (S93). On the other hand, if the predetermined time has not elapsed, the elapsed time is counted (S94), and if the screen is operated (S91), the elapsed time count is set to 0 (S95).

Thus, it is possible to prevent the operator (operator) from forgetting to turn off the screen when he or she forgets to turn off the screen, and to extend the life of the screen.

FIG. 10 is a flowchart for explaining the operation of the configuration shown in FIG. 9 in which the set value is used as the value of the elapsed time. It is determined whether or not the operation switch of the touch panel display or the operation of the touch panel screen has been operated (S101), and the set value of the elapsed time is read (S102). If there is no operation, the operation is set in advance. It is determined whether or not the set value has passed (S103), and the screen is turned off (S104). On the other hand, if the settling time has not elapsed, the elapsed time is counted (S105), and if there is a screen operation (S10
In 1), the count is set to 0 (S106).

This makes it possible to arbitrarily change the time for confirming that there is no operation on the screen. If it is necessary to keep the screen lit, such as during a test, increase the time until the light is turned off and increase the screen before the end of work. Can be prevented from being turned off.

[0034]

As described above, according to the present invention, by automatically turning on the screen, when an operation of a state-confirmed device such as a protective relay device or an abnormality occurs in the device, the abnormality is detected. Confirmation of the device can be performed promptly. If the screen is automatically turned off, the life of the touch panel type flat display screen can be extended.

[Brief description of the drawings]

FIG. 1 is a configuration diagram for explaining a relationship between a touch panel display of an operation display device of the present invention and an operator.

FIG. 2 is a flowchart for explaining the operation of the first embodiment of the present invention.

FIG. 3 is a flowchart for explaining the operation of the second embodiment of the present invention.

FIG. 4 is a flowchart for explaining the operation of the third embodiment of the present invention.

FIG. 5 is a flowchart for explaining the operation of the fourth embodiment of the present invention.

FIG. 6 is a flowchart for explaining the operation of the fifth embodiment of the present invention.

FIG. 7 is a flowchart for explaining the operation of the embodiment applicable to the present invention;

FIG. 8 is a flowchart for explaining the operation of the embodiment that can be applied to the present invention;

FIG. 9 is a flowchart for explaining the operation of the embodiment applicable to the present invention;

FIG. 10 is a flowchart for explaining the operation of the embodiment applicable to the present invention;

[Explanation of symbols]

 1. Touch panel display 2. Touch panel screen 3. LED indicator group 4. Operation switch group

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Shizuji Oshima 2-24-24 Harumi-cho, Fuchu-shi, Tokyo F-term in Toshiba System Technology Corporation (reference) 5G042 DD02 DD13 DD15

Claims (3)

[Claims] An operation display device equipped with a touch panel-type screen and a touch panel display having a plurality of LED indicators and operation switches, the operation display device being provided in the state-confirmed device. An operation characterized in that when an abnormality is detected, an LED indicator of the operation display device corresponding to the operation or abnormality is turned on, and an operation display screen or an abnormality display screen is automatically turned on on the touch panel type screen. Display device. 2. The operation display device according to claim 1, wherein the display screen to be automatically turned on is blinked. 3. An operation display device equipped with a touch panel type screen and a touch panel display having a plurality of LED display lamps and operation switches, which is mounted on the device under condition check, wherein the operation of the device under condition check and the operation of the device are performed. When both abnormalities are present, the operation and the LED display lamp of the operation display device corresponding to the abnormality are turned on, and a message screen for prompting confirmation of the operation display and the abnormality display is automatically turned on on the touch panel type screen. An operation display device, characterized in that: