JPH0522776A - Facility control method and equipment in building automation system - Google Patents

Abstract

PURPOSE:To make it easy to improve the man-machine interface mechanism of a facility controller that carries out integrated monitoring and control of a plurality of facilities in a building. CONSTITUTION:Facility information collecting program 61 for facility controller 6 connected to data way 3 collects information of heat source facilities 1-1-1m via data way 3 and remote stations 2-1-2-m at a constant period, and stores the collected information in the first memory 62. Facility control program 63, based on facility information stored in the first memory 62 and operator's request stored in the second memory 64, sends a control command for each of facilities 1-1-1-m, and stores data necessary to monitor the content of control in the second memory 64. Man-machine interface program 65 outputs facility information from the first memory 62 and data from the second memory 64 to user's input/output unit 66 and also stores the operator's request input from the user's input/output unit 66 in the second memory 64.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building automation system, and more particularly to a facility control method and apparatus for monitoring and controlling a plurality of facilities dispersedly arranged in a building from one location.

[0002]

2. Description of the Related Art Conventionally, as a method of monitoring and controlling equipment such as heat source equipment provided in various places in a building, DD is used for each equipment.
It is known that there are a distributed system in which a control device such as a C (Direct Digital Control) device is installed and a centralized system in which a common device control device is installed for a plurality of facilities, and the building scale is relatively large. The latter centralized system, which has various advantages over the former system, is favored when it is small or when the entire building is to be totally controlled.

In the supervisory control of the facility in the building by this centralized system, generally, a remote station for monitoring information such as the state of the facility and a measured value and outputting various control to the facility is provided for each facility and each remote station is provided. Is connected to a data way, and a common equipment control device is connected to a plurality of equipments to this data way.

Conventionally, on this equipment control device, an equipment information collecting mechanism for collecting information of each equipment through a data way and a remote station, and a control for controlling each equipment based on the collected equipment information. A control mechanism that generates commands and sends them to each facility via the data way and remote station, and outputs the collected facility information and control judgment results to the user I / O device as a monitor output, and vice versa. By operating the package software provided by the maker, which has three mechanisms, the man-machine interface mechanism for transmitting the operator request input from the controller to the control mechanism, it is possible to collectively monitor and control a plurality of facilities.

[0005]

However, according to the conventional method using the package software provided by the maker, which has the above-mentioned equipment information collecting mechanism, control mechanism, and man-machine interface mechanism in combination, There is a problem that it is difficult to improve the functions and especially the man-machine interface mechanism and to develop new functions. That is,
It is desirable to be able to continue collecting equipment information and controlling equipment even when the man-machine interface mechanism is improved, but with package software provided by the manufacturer, 3
Because the two mechanisms are tightly coupled, all mechanisms must be stopped to improve the man-machine interface mechanism.

The present invention solves such a conventional problem, and its purpose is to collect equipment information by making the three mechanisms of equipment information collecting mechanism, control mechanism and man-machine interface mechanism completely independent. It is to be able to improve the man-machine interface mechanism while continuing to control equipment and equipment.

[0007]

In order to achieve the above object, a facility control method in a building automation system according to the present invention uses the facility information collecting program of a facility control device connected to a data way of the building automation system to store the data. Information on the building equipment is collected at regular intervals through a remote station provided between the way and the data way and the building equipment.
Stored in the storage device, and stored in the second storage device and the facility information stored in the first storage device by the facility control program that operates independently of the facility information collection program on the facility control device. A control command is generated based on an operator request to control the facility inside the building through the data way and the remote station, and data to be output from the facility control program to a user input / output device is stored in the second storage device. The facility information and the second storage device that are stored and stored in the first storage device by a man-machine interface program that operates independently of the facility information collection program and the facility control program on the facility control device. And outputs the data stored in the user input / output device to the user input / output device. It is to be stored in the second storage device the operator request entered from.

Further, an equipment control device of the present invention suitable for carrying out the equipment control method in the building automation system is a first storage device, a second storage device, a program storage device, a processing device, A user input / output device, and the processing device executes a facility information collecting program stored in the program storage device at a constant cycle to thereby establish a data way of a building automation system and a data way of the data way and a facility in a building. It is possible to operate independently of the facility information collection program stored in the program storage device by collecting information of the facility inside the building at a constant cycle through a remote station provided therebetween and storing it in the first storage device. Information stored in the first storage device and the second storage device by executing a simple equipment control program A control command is generated based on an operator request stored in a storage device to control the facility inside the building through the data way and the remote station, and data to be output from the facility control program to a user input / output device is stored. Stored in a second storage device and stored in the program storage device;
By executing a man-machine interface program that operates independently of the equipment information collection program and the equipment control program, the equipment information stored in the first storage device and the man-machine interface program stored in the second storage device. The data is output to the user input / output device and the operator request input from the user input / output device is stored in the second storage device.

[0009]

In the present invention, the facility information collecting program collects the facility information in the building at a constant cycle and stores it in the first storage device, and the facility control program which operates independently of the facility information collecting program is the first. The control command is generated based on the facility information stored in the storage device and the operator request stored in the second storage device to control each facility, and the data indicating the generated control command and various determination results are displayed. The data to be output to the user input / output device such as the indicated data is stored in the second storage device, and the man-machine interface program that operates independently of the facility information collection program and the facility control program is stored in the first storage device. The installed facility information and the data stored in the second storage device are output to the user input / output device and at the same time input from the user input / output device. Storing regulator request to the second storage device.

[0010]

Embodiments of the present invention will now be described in detail with reference to the drawings.

FIG. 1 is a block diagram showing a schematic configuration of an embodiment of an equipment control apparatus of the present invention and a configuration example of a building automation system to which it is connected.

As shown in FIG. 1, a building automation system to which the present invention is applied includes a plurality of heat source equipments 1-1 to 1-m installed in a building and heat source equipments 1-1 to 1-l.
Remote stations 2-1 to 2-m that monitor information such as state values and measured values in m and perform various control outputs to the heat source facilities 1-1 to 1-m, and remote stations 2-1 to 2 Data way 3 connected to -m,
Man-machine controller 5 connected to data way 3
And a terminal 4 including a CRT and a keyboard connected to the terminal.

In such a building automation system, various information such as information indicating the state of the heat source equipment 1-1 to 1-m in the building and information indicating measured values of predetermined items are stored in the remote station 2-1. ~ 2-m, can be displayed on the CRT of the terminal 4 via the data way 3 and the man-machine controller 5.

Now, the equipment control device 6 according to one embodiment of the present invention is connected to the data way 3 in the above-mentioned building automation system, and the equipment information collection program 61, the first storage device 62, and the equipment. It includes a control program 63, a second storage device 64, a man-machine interface program 65 and a user input / output device 66.

The facility information collecting program 61 is a program for collecting information of the heat source facilities 1-1 to 1-m through the data way 3 and the remote stations 2-1 to 2-m at regular intervals.

The first storage device 62 is a device for storing the information of the heat source equipment collected by the equipment information collection program 61.

The equipment control program 63 is a program which operates independently of the equipment information collection program 61,
A control command is generated based on the equipment information stored in the first storage device 62 and the operator request stored in the second storage device 64, and the control command is used to generate the data way 3 and the remote stations 2-1 to 2-. is a program for controlling the heat source equipment 1-1 to 1-m through m.

The second storage device 64 stores data to be output to the user input / output device 66 and the user input / output device 6 for monitoring the control contents of the facility control program 63.
This is a device for storing the operator request to be passed from 6 to the equipment control program 63.

Man-machine interface program 65
Is a program that operates independently of the equipment information collection program 61 and the equipment control program 63, and is output from the equipment information and equipment control program 63 stored in the first storage device 62 and stored in the second storage device. It is a program for outputting the selected data to the user input / output device 66 and storing the operator request input from the user input / output device 66 in the second storage device 64.

FIG. 2 is a block diagram showing an example of the hardware configuration of the equipment control device 6.

The equipment control device 6 of this example includes a processing device 100 such as a central processing unit, a program storage device 101 such as a RAM or a ROM, a data way connection unit 102 for connecting to a data way 3, Of the first storage device 62, the magnetic disk controller 104 for controlling the magnetic disk 103, and the second storage device 6 of FIG.
4, a magnetic disk controller 106 that controls the magnetic disk 105, a CRT 107, a keyboard 109 and a printer 111 that configure the user input / output device 66 of FIG. 1, and a CRT that controls the CRT 107.
A controller 108, a keyboard interface 110 that controls the interface of the keyboard 109, and a printer controller 112 that controls the printer 111 are included.

The equipment information collection program 61, equipment control program 63 and man-machine interface program 65 of FIG. 1 are stored in the program storage device 101 of FIG.

FIG. 3 is an operation explanatory view of the equipment control device 6, and the detailed operation will be described below with reference to each drawing. In FIG. 3, 200 is a timer in the processing device 100 that times out at a predetermined time interval, 201 is a table that specifies all the heat source equipment necessary for the equipment control program 63, which is stored in the program storage device 101, for example. Remembered

The processing device 100 of FIG. 2 has an internal timer 2
Program storage device 101 every time 00 times out
The equipment information collection program 61 stored in is started.

The activated equipment information collection program 61
Refers to the table 201, and for each piece of information of the heat source equipment 1-1 to 1-m designated therein, the current contents are given to the corresponding remote stations 2-1 to 2-1 through the data way connection unit 102 and the data way 3. -M, the data way 3 and the data way connection part 10 are provided with the information on the heat source equipment returned from the remote station.
The magnetic disk controller 1 so that it can be obtained via 2 and the information of which heat source equipment and which information is obtained.
The data is stored in time series on the magnetic disk 103 via 04.

The equipment information collection program 61 ends the operation when the collection of the information on all the heat source equipment specified in the table 201 is completed. Then, when the magnetic disk 1 is restarted next, the same operation as described above is performed.
In 03, the latest equipment information is stored in time series.

The processing apparatus 100 also activates the facility control program 63 independently of the facility information collection program 61. In this embodiment, the equipment control program 63 is started immediately after the collection of the equipment information collection program 61 is completed.

The activated facility control program 63 executes the magnetic disk 1 via the magnetic disk controller 104.
The equipment information stored in 03 is acquired, the information is analyzed, and the control command for controlling the heat source equipment 1-1 to 1-m is generated. Then, the generated control command is sent to the remote stations 2-1 to 2-m via the data way connection unit 102 and the data way 3, and the heat source equipment 1-
1 to 1-m are controlled.

At this time, the facility control program 63 causes the magnetic disk controller 106 to execute the magnetic disk 10
The control policy is determined by referring to the operator request in 5.
Further, the transmitted control command and data indicating various judgment results are stored in the magnetic disk 105 in time series as data for monitoring. The facility control program 63 also has a function of automatically correcting an error in the content requested by the operator.

The operator requests the equipment information stored in the magnetic disk 103 by the equipment information collection program 61 and the monitor data stored in the magnetic disk 105 by the equipment control program 63 from the user input / output device 66. By inputting, it can be output from the user input / output device 66.

That is, the operator operates the user input / output device 66.
When a request is made to output facility information from the processor 100, the processor 100 activates the man-machine interface program 65, and the activated man-machine interface program 65 causes the magnetic disk controller 104 to execute the magnetic disk 1.
The equipment information in 03 is read and the CRT controller 10
8 to display on the CRT 107 or / and print out from the printer 111 via the printer controller 112.

Further, the operator inputs the user input / output device 66.
When a request is made to output monitor data from the processing device 1,
00 starts the man-machine interface program 65, and the man-machine interface program 65 causes the magnetic disk 10 via the magnetic disk controller 106.
The monitor data in 5 is read and displayed on the CRT 107 via the CRT controller 108, or /
And the printer 1 via the printer controller 112.
Print out from 11.

Further, the processing device 100 includes a keyboard 10
When an operator request is input to the equipment control program 63 from the keyboard interface 110, the man-machine interface program 65 is activated.

The activated man-machine interface program 65 stores the input operator request in the magnetic disk 105 via the magnetic disk controller 106. The stored operator request is referred to by the equipment control program 63 as described above.

[0035]

As described above, the facility control method and device in the building automation system of the present invention is a facility information collection program that operates independently of each other.
The equipment control program and the man-machine interface program realize the data collection mechanism, the control mechanism, and the man-machine interface mechanism, and transfer the data from the equipment information collection program to the equipment control program and the man-machine interface program, such as a magnetic disk. Of the first storage device and the second storage device of
In addition, since the data transfer between the equipment control program and the man-machine interface program is performed through the second storage device such as a magnetic disk, the operation timing of each mechanism affects the operation timing of other mechanisms. It is possible to set freely without being disturbed. Therefore, there is an effect that the man-machine interface mechanism can be improved while continuing to collect the equipment information and control the equipment.

[Brief description of drawings]

FIG. 1 is a block diagram showing a schematic configuration of an embodiment of an equipment control device of the present invention and a configuration example of a building automation system to which the equipment control device is connected.

FIG. 2 is a block diagram showing a hardware configuration example of an embodiment of an equipment control device of the present invention.

FIG. 3 is an operation explanatory diagram of the equipment control device of the present invention.

[Explanation of symbols]

1-1 to 1-m ... Heat source equipment 2-1 to 2-m in building ... Remote station 3 ... Data way 4 ... Terminal 5 including CRT and keyboard, etc .... Man-machine controller 6 ... Equipment control device 61 ... Equipment information Collection program 62 ... First storage device 63 ... Facility control program 64 ... Second storage device 65 ... Man-machine interface program 66 ... User input / output device 100 ... Processing device 101 ... Program storage device 103 ... First storage Magnetic disk 105 constituting device ... Magnetic disks 107, 109, 111 constituting second storage device ... CRT, keyboard, printer constituting user input / output device

Claims (3)

[Claims] 1. A facility information collecting program of a facility control device connected to a data way of a building automation system allows a facility information collecting program of a facility control device connected to the data way and a remote station provided between the data way and the facility in the building. First to collect information at regular intervals
Stored in the storage device, and stored in the second storage device and the facility information stored in the first storage device by the facility control program that operates independently of the facility information collection program on the equipment control device. A control command is generated based on an operator request to control the facility inside the building through the data way and the remote station, and data to be output from the facility control program to a user input / output device is stored in the second storage device. The facility information and the second storage device that are stored in the first storage device by a man-machine interface program that operates independently of the facility information collection program and the facility control program on the facility control device. And outputs the data stored in the user input / output device to the user input / output device. Equipment control method in building automation systems to put et input operator request, characterized in that so as to store in the second storage device. 2. A first storage device and a second storage device,
A program storage device, a processing device, and a user input / output device are provided, and the processing device executes a facility information collection program stored in the program storage device at a constant cycle to thereby provide a data way of a building automation system. The information of the facility in the building is collected at a constant cycle through a remote station provided between the data way and the facility in the building, stored in the first storage device, and stored in the program storage device. A control command is generated based on the facility information stored in the first storage device and the operator request stored in the second storage device by executing a facility control program that can operate independently of the facility information collection program. And control the facilities in the building through the data way and the remote station. Together, the facility information collection program and the facility control program, which store data to be output from the facility control program to the user input / output device in the second storage device and are stored in the program storage device, By executing a man-machine interface program that operates independently, the facility information stored in the first storage device and the data stored in the second storage device are output to a user input / output device. An equipment control device in a building automation system, wherein an operator request inputted from the user input / output device is stored in the second storage device. 3. The facility control device in a building automation system according to claim 2, wherein the facility in the building is a heat source facility.