JPH04242402A - Control and monitor equipment - Google Patents

Abstract

PURPOSE:To enable many indicating operations with a small number of kinds of images by selecting a contact sensing type VDT which is easily operated and utilizing it basically. CONSTITUTION:The control and monitor equipment uses the contact sensing type VDT 24 for operations and indications and a symbol to be monitored or operated which is displayed on the screen of the VDT 24 is touched with a finger to superimpose a detailed independent image which includes the operation or monitor items that the symbol has on the original image nearby the symbol.

Description

[Detailed description of the invention]

0001

FIELD OF INDUSTRIAL APPLICATION The present invention relates to a cargo handling control and monitoring system for, for example, a liquid carrier, and in particular to a contact-sensitive VDT (Vis.
This invention relates to an image display method and usage applied to control/monitoring images of a control/monitoring system product using a dual display terminal.

0002

2. Description of the Related Art A conventional technique is shown in FIGS. 8 and 9. Figure 8
is a block diagram showing the circuit configuration of a conventional control and monitoring device, in which 11 is a keyboard, 12 is a mouse, and 13 is a CP.
U and 14 are VDTs. FIG. 9 is a diagram for explaining the conventional operation. As shown in FIG. 9, conventionally, VDT14
Mouse 1 over the device to be operated on the screen to be operated displayed on the screen.
2 (a, b), and the operation was executed using the keyboard 11 (c). After the operation is executed, the screen switches to the next operation target screen (d).

In this way, image display instructions to the VDT 14 and device operation instructions are sent to the computer main body (CPU 13).
), the image is displayed and fixed for each purpose. Therefore, a large number of images must be prepared for each device to be controlled and monitored, and the images must be switched each time.
In order to gather all the information about the subject in a small number of images, it is necessary to create a very dense image. For this reason, traditional methods
The following drawbacks occur.

(1) When inputting instructions using the keyboard 11, a fixed display corresponding to the input is required in the image, and only alphabets, numbers, or special symbols can be used for input, making it difficult for people who are not familiar with the keyboard 11 to use the keyboard 11. It is inconvenient for people. (2) When inputting instructions using the mouse 12, a dedicated space for operating the mouse is required.

(3) When inputting using the touch-sensitive VDT 14, since the image area is constant, the number of symbols that can be displayed on one image is limited, and it is difficult to When performing display and operation, it is necessary to switch images each time.

[0006]

[Problems to be Solved by the Invention] As mentioned above, when controlling and monitoring plant equipment using a computer, it is necessary to use a keyboard or mouse to display information on the VDT as a control and monitoring means. An input instruction is made using the VDT or by touching the contact VDT with a finger or the like. In this case, conventionally, image display on the VDT has been handled by displaying different types of images for each device or purpose each time using a keyboard, mouse, and touch-sensitive VDT, but depending on the size of the plant and the control equipment, Depending on the number of images and the amount of information to be displayed, it is necessary to prepare many images and many VDTs.

The present invention has been made in view of the above, and focuses on the easy-to-operate function of the touch-sensitive VDT, and based on the use thereof, provides a control and monitoring device that can perform many instruction operations with a small number of image types. The purpose is to provide.

[0008]

[Means for Solving the Problems] The control/monitoring device according to the present invention uses a touch-sensitive VDT for operation/instruction, and by touching the symbol displayed on the screen with a finger to monitor or operate, the control/monitoring device according to the present invention can move the vicinity of the symbol. A detailed independent image incorporating the operation or monitoring items of the same symbol is displayed superimposed on the original image.

In this case, an independent image that requires manipulation is provided with a symbol corresponding to touch sensitivity, and an independent image that requires monitoring is provided with information ( Pressure, temperature, equipment operating status, etc.) are specifically displayed in analog or numerical form. In addition, this independent image that is displayed overlapping the type of symbol displayed in the original image,
A large number of symbols are prepared and stacked one after another according to the contact of the symbols.

0010

[Function] Until now, VDTs only had a monitoring function, and separate devices such as a keyboard and mouse were required to operate and give instructions to the equipment, but with the present invention, monitoring and instructions can be performed only on the VDT screen. Able to operate equipment and give instructions.

[0011]Also, until now, operations, instructions, and monitoring for multiple devices have been performed by switching screens each time, but with the present invention, multiple devices can be operated, instructed, and monitored using a single image or the minimum necessary information. Operations can be performed using only images.

0012

DESCRIPTION OF THE PREFERRED EMBODIMENTS A control and monitoring device according to an embodiment of the present invention will be described below with reference to the drawings.

First, a first embodiment of the present invention is shown in FIGS. 1 to 4.
This is explained by: FIG. 1 is a block diagram showing the circuit configuration of a control and monitoring device using a touch-sensitive VDT.
is the keyboard, 22 is the CPU, 23 is the touch panel, 2
4 is a touch-sensitive VDT. FIG. 2 is a diagram for explaining the operation of the same embodiment. As shown in FIG. 2, in response to an instruction from the keyboard 21, an operation target screen stored in the CPU 22, for example, a piping system diagram, is displayed on the VDT 24 (e). On this operation target screen, a symbol indicating a target device as shown in FIG. 3, for example, is displayed.

[0014] Here, when a certain symbol (target device) on the operation target screen is specified by touching the screen (f), an independent image that matches the purpose of the symbol is superimposed and displayed near that symbol. . For example, the VD shown in FIG.
If you specify the valve number 316 in the piping system diagram displayed on the T screen, the VDT screen will change as shown in Figure 4, and the opening degree of the valve 316 will be displayed near the valve 316, and the opening/closing operation graphic "OPE" will be displayed near the valve 316.
An independent image 25 including "N" and "CLOSE" is displayed.

[0015] Therefore, the operator can select "
By touching ``OPEN'' or ``CLOSE'' on the screen, a command to change the valve opening degree can be executed (g). After performing the operation, the screen returns to the operation target device selection screen f. Next, a second embodiment in which the present invention is applied to a cargo handling control and monitoring device for a liquid cargo carrier will be described with reference to FIGS. 5 to 7.

FIG. 7 shows a conventional cargo handling control and monitoring system for a liquid cargo carrier, in which the piping system is displayed in a graphic 100 on the upper surface of the console, and the open/closed status of the valve is symbolized in the graphic 100 and recognized by lamps, etc. ing. Also, on the front of the console is a level meter for monitoring the liquid level.
Instruments 200 such as a pressure gauge are arranged to indicate the operating status of the pump. Further, switch buttons 300 arranged for each device to be controlled are provided on the top surface of the console, and each worker operates the switch buttons 300 to issue control commands.

FIG. 5 is a block diagram showing the circuit configuration of a cargo handling control and monitoring device to which the present invention is applied. In Figure 5, 3
1 is a keyboard, 32 is a CPU, 33 is a touch panel,
34 is a touch-sensitive VDT, and these units are 3
Each unit is provided with a communication circuit 35.
, are connected to sensors or actuators of each control device via an input/output circuit 36. The reason why three sets of units are provided is to simultaneously monitor three different control devices and issue control operation commands. FIG. 6 is a perspective view showing the external configuration of the cargo handling control and monitoring device.

In such a configuration, the cargo handling information is automatically monitored by the computer system, and the VD is updated as necessary.
Displayed on T34. As a result, the instruments 200 for monitoring cargo handling information, which were previously placed in large numbers on the front of the console,
can be abolished. In addition, regarding the piping status, the piping system is displayed on the VDT 5, and the open/close status of the valve is transmitted from the sensor and actuator to the input/output circuit 36 and the communication circuit 3.
5 to the CPU 32 and simultaneously displayed on the VDT 33, the active/inactive state of the piping can be recognized. This allows for graphics 10
The piping system displayed as 0 can be abolished.

Furthermore, in each unit, as in the first embodiment, touch the symbol of the device on the VDT 34 screen with your finger to select the operation target, and specify the operation command displayed in the independent image (multi-screen). Execute the operation by touching . This makes it possible to eliminate the switches that were conventionally placed on the console for each individual device.

[0020]

[Effects of the Invention] As described above, according to the present invention, the following effects can be obtained.

(1) Since equipment operations and instructions are performed using the symbols displayed on the VDT screen, there is no need for complicated operations using a keyboard, mouse, etc., and even people who are not accustomed to handling computer systems can easily read the screen. However, it can be easily executed. (2) No operation/instruction devices other than the VDT and keyboard are required, reducing the installation space. Furthermore, when the present invention is applied to a cargo handling control and monitoring device for a liquid carrier, the following effects can be obtained. (1) Instruments and graphic panels can be eliminated, and the console can be made smaller accordingly. (2) By using a plurality of VDT units, it is possible to centrally monitor each cargo handling device, such as tank status monitoring and pump status monitoring. (3) Monitoring and control functions can be expanded arbitrarily by developing and adding software.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing the circuit configuration of a control and monitoring device according to a first embodiment of the present invention.

FIG. 2 is a diagram for explaining the operation of the first embodiment.

FIG. 3 is a diagram showing an example of symbol display in the first embodiment.

FIG. 4 is a diagram showing an example of displaying independent images in the first embodiment.

FIG. 5 is a block diagram showing a circuit configuration of a control and monitoring device according to a second embodiment of the present invention.

FIG. 6 is a perspective view showing the external configuration of a control and monitoring device in a second embodiment.

FIG. 7 is a perspective view showing the external configuration of a conventional control and monitoring device.

FIG. 8 is a block diagram showing a circuit configuration of a conventional control monitoring device.

FIG. 9 is a diagram for explaining conventional operation.

[Explanation of symbols]

21...Keyboard, 22...CPU, 23...Touch panel, 24...VDT, 25...Independent image, 31...Keyboard,
32...CPU, 33...touch panel, 34...VDT, 3
5...Communication circuit, 36...Input/output circuit.

Claims (1)

[Claims] 1. A control and monitoring device using a touch-sensitive VDT, comprising an instruction means for instructing a specific symbol in an overall display image by touching the screen, and a display indicating the purpose of the symbol in the vicinity of the symbol indicated by the instruction means. 1. A control and monitoring device comprising display means for superimposing and displaying independent images matching the above.