JPH05155542A - Elevator group control device - Google Patents

Abstract

PURPOSE:To enable flexible and efficient operation of elevators during rush hours in the morning, etc., without returning all the elevators to the main floor. CONSTITUTION:A destination button 1 and a service floor indicator 2 are installed at each elevator hall and floors are classified in advance into a predetermined number of zones, which are in turn classified into fixed zones and variable zones using a membership function. The controller then determines whether a destination floor registered by the destination button 1 is in fixed or variable zones to see whether the floor has alreadly been indicated for guide and the destination floor is alloted to a cage and then the range of service floors of the cage, which has already been indicated for guide in the service floor indicator 2, is enlarged and indicated.

Description

Detailed Description of the Invention

[0001]

This invention has a destination button at the hall,
The present invention relates to a group management device for elevators in which a car working floor (hereinafter referred to as a service floor) display is installed.

[0002]

2. Description of the Related Art In recent years, a group management device for controlling a plurality of elevators has been able to perform arithmetic processing on a large amount of information and realize sophisticated control by adopting a microcomputer.

In a large-scale office building, there are times when the elevators are very busy due to the intensive movement of residents in the building, such as the office work hours in the morning, lunch time in the daytime, and work hours in the evening. Existing. In such a busy time, unlike normal operation, group management operations (assignment of multiple cars to crowded floors and waiting for doors to open) are performed according to each operation pattern to efficiently handle passengers that are concentrated. Controlled to carry.

[0004] Therefore, for example, at the entrance floor (hereinafter referred to as the main floor) where passengers are concentrated during work hours, the hall call is permanently registered, and a plurality of cars are made to wait on the main floor with the door open. To save. Further, when it is very crowded, as shown in FIG. 8, the upper floor from the main floor A is divided into a lower floor zone B and an upper floor zone C in advance, and each zone B, C is divided into two zones. It has been proposed to carry out the time-division service in which the cars that can be serviced are uniformly decided to efficiently carry the passengers who are concentrated.

[0005]

SUMMARY OF THE INVENTION In the conventional elevator group management device as described above, when the attendance service is divided during attendance at work,
Since the floor is divided into two in advance, the service floor will be uniform for each car, and passengers must always press the landing button in consideration of which zone they want to go. Also, despite the degree of congestion of passengers and the balance of traffic volume between divided zones depending on the day and time of day,
There is a problem in that all cars are pulled back to the main floor more than necessary, and efficient operation is not always achieved.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an elevator group control device capable of flexible and efficient operation during busy hours such as attendance at work. And

[0007]

According to a first aspect of the present invention, there is provided an elevator group management device, wherein a destination button and a service floor indicator are installed at a hall, and each floor zone is fixed by using a membership function. And the variable zone, determine whether the destination calling floor is in a fixed or variable zone, and whether it is already displayed as a guide, and display the service floor of the car that is already displayed as a guide by expanding the range. It was done like this.

Further, the elevator group management device according to the second aspect of the present invention determines whether or not there is a car which is already displayed within the predetermined floor above and below the destination call floor and determines whether the car is already displayed for guidance. The service floor range of is expanded and displayed.

[0009]

In the first aspect of the present invention, which one of the fixed zone and the variable zone divided using the membership function has the destination call floor, and in the second aspect of the invention,
Since it is determined whether or not there is a car with guidance displayed within the predetermined floor above and below the destination call floor, the range of the service floor of the car that has already been displayed for guidance is expanded and displayed. Can be cruped and assigned to a car.

[0010]

【Example】

Example 1. 1 to 5 are views showing an embodiment of the present invention, FIG. 1 is a block diagram, FIG. 2 is an operation flow chart, FIG. 3 is a view showing a membership function of a destination call floor, and FIG. 4 is an operation flow chart. 5 is an explanatory view of a main floor floor landing display state.

In FIG. 1, 1 is a destination button which is installed in a hall to register a destination call, and 2 is a digital display using a dot matrix light emitting diode or the like, and a service floor indicator for guiding and displaying the service floor of each car. Reference numeral 3 is a hall lantern that lights and displays forecasts and arrival information of each car, and 4 is a control device for each car that controls the operation of each car.

Reference numeral 5 denotes a group management device for instructing the operation of the entire elevator, 5a determines a car to respond to a destination call registered by a destination button 1, and a service floor display 2 of this car indicates a service schedule. Call assignment determination means for transmitting floor information, 5b is operation control means for performing overall operation control for each car, and 6 is a system bus for communication between each car controller 4 and group management controller 5. ..

Next, the operation of this embodiment will be described with reference to FIGS. When the destination button 1 is pressed in step 11, it is determined in step 12 whether or not the floor including the destination call floor is already displayed on the service floor display 2. If there is a car, in step 13, the destination call is assigned to the car that is already displayed for guidance. If there is no car displaying the guidance, the call assignment determination shown in FIG. 4 is performed using the membership function shown in FIG. 3 in order to determine the car to respond in step 14.

In FIG. 3, a floor having a goodness of fit of 1.0 is set in the fixed zone X, and a floor having a goodness of fit of less than 1.0 is set in the variable zone Y. If the generated destination call is a call within the fixed zone X, the zone is fixedly displayed by the service floor indicator 2, and if it is a call within the variable zone Y, a range continuous from either of the adjacent fixed zones X. Display with.

At step 21, it is judged whether the destination call floor pushed is a floor in the fixed zone X. If the floor is within the fixed zone X, the response car is selected in step 22 and the service floor is displayed in the guidance of the fixed zone X. If the floor is in the variable zone Y, the process proceeds to step 23, and it is determined whether or not there is already a floor indicating the floor including the fixed zone X which is adjacent to the pressed destination call floor and is located above or below. To do.

If there is a car for which guidance is displayed, the service floor of the car that has already been displayed for guidance is expanded and displayed in step 24. If it is determined in step 23 that there is no car displaying the guidance, the process proceeds to step 25, in which it is determined whether the zone with the higher degree of conformity of the membership function has already been forecast. The process proceeds to step 24, and the service floor of the car that has already been displayed for guidance is expanded and displayed.

If it is not predicted, the process proceeds to step 26, a new answering car is selected, and the service floor is displayed as guidance in the range from the fixed zone X to the call registration floor. By this procedure, the pressed destination call is culled and assigned to each car by using the preset membership function.

Next, an example of the guide display when the above embodiment is applied to a crowded time zone such as when going to work will be described with reference to FIG. It is assumed that the elevator has 14 stops on the 1st to 14th floors (the main floor is the 1st floor), and that three cars, namely, Nos. 1 (a) to 3 (c), are installed. Service floor display 2 for each unit
Displays the floor that each car is to service next, if it is, for example, the 7th floor to the 10th floor, with the character information "7-10".

First, in FIG. 5 (A), if the second and tenth floors of the destination button 1 are pressed, the cars that should answer the call are selected, and the service floor display 2 of the first unit (a) is selected. The indication "2-4" is displayed on Unit 2 (b) as "7-1.
"0" is displayed. In this way, for newly registered destination calls, not only the first floor but also a predetermined range of floors are displayed.

Next, it is assumed that the 3rd floor, 11th floor and 14th floor of the destination button 1 are pressed in FIG. 5 (B). The call on the 3rd floor is already 1
Since Unit No. (a) displays that it will service the 2nd to 4th floors, it is assigned to Unit No. 1 (a) and there is no change in the display. The call on the 11th floor indicates that Unit 2 (b) will service the 7th to 10th floors, so it is assigned to Unit 2 (b) and the display range is further expanded to display "7-11". Switch to. Since the surrounding floor guidance has not been given to the call on the 14th floor, the call is assigned to the unassigned Unit 3 (c) and "12-14" is displayed.

Next, it is assumed that the 5th floor, 6th floor and 13th floor of the destination button 1 are pressed in FIG. 5 (C). The call on the 5th floor indicates that Unit 1 (a) will service the 2nd to 4th floors, so it will be assigned to Unit 1 (a), and the display range will be further expanded to display "2-5". Switch. The call on the 6th floor indicates that Unit 2 (b) will service the 7th to 11th floors, so it is assigned to Unit 2 (b) and the display range is further expanded to display "6-11". Switch to. 1
The call on the 3rd floor is already assigned to the 3rd unit (c) because the 3rd unit (c) has already displayed that the 12th to 14th floors will be serviced, and the display remains unchanged.

As described above, each time the destination button 1 is pressed at the hall, the car to respond to is immediately decided, the service floor is displayed for waiting passengers, and the guide display is expanded depending on the situation. , The waiting passengers wait for the arrival of the car in front of the car displaying the destination call floor pushed by the passenger.

Example 2. 6 and 7 are views showing one embodiment of the second invention of the present invention, FIG. 6 is an operation flowchart, and FIG. 7 is an explanatory view of a main floor floor display state. In addition,
1, 2 and 5 are also used in this embodiment.

First, at step 31, it is judged whether or not there is a car which is already displayed as a guide within a predetermined floor above and below the pressed destination call floor. If there is no corresponding car, a response car is newly selected from the unallocated cars in step 32, and the service floors are displayed as guidance within the predetermined upper and lower floors including the pressed destination call floor.

If there is a corresponding car, it is judged in step 33 whether both the upper and lower predetermined floors are displayed as guidance, and if both are displayed, in step 34, the car with the narrower floor range is displayed. Expand the service floor of to display information. If the guidance is not displayed, the service floor of the car which is already guidance-displayed is expanded and displayed in step 35. By this procedure, regardless of the position of the destination call floor that has been pressed, the destination calls are grouped by assigning them to the cars that are already displayed within the predetermined floor above and below the floor.

Next, an example of the guide display by the operation of FIG. 6 will be described with reference to FIG. In FIG. 7 (A), the first unit (a) has already been used.
Displays the 2nd to 6th floors, and Unit 2 (b) serves the 11th to 14th floors. At this time, if the destination call on the 8th floor is pressed, the upper and lower 2nd floors will be seen from the 8th floor, and it will be assigned to Unit 1 (a) which is already displaying the 6th floor,
The content displayed on the service floor display 2 of Unit 1 (a) is "2-
6 "to" 2-8 ".

In FIG. 7B, the first unit (a) has already been used.
Displays the 3rd to 5th floors, and the third unit (c) services the 11th to 13th floors. At this time, if the destination call for the 8th floor is pressed, looking at the range from the 8th floor to the upper and lower 1st floors, no car is displaying the relevant floor, so select a new response car and select Unit 2 Assigned to (b),
The content displayed on the service floor display 2 of Unit 2 (b) is "7-
9 ".

In each of the above embodiments, the destination button 1 is provided on the main floor.
Although the case where the service floor indicator 2 is installed has been described, the present invention is not limited to this and can be applied to a general floor. Moreover, it is obvious that the present invention can be applied to other than the time of going to work, for example, in a normal time zone.

[0029]

As described above, according to the first aspect of the present invention, the destination call and the service floor display are installed at the hall,
Each floor zone is divided into a fixed zone and a variable zone by using a membership function to determine which zone the destination call floor is in. In the second invention, it is already within a predetermined floor above and below the destination call floor. It is determined whether or not there is a car displaying the guidance, and the range of the service floor of the car that has already displayed the guidance is expanded and displayed.Therefore, destination calls can be cruped and assigned to the car. In particular, there is an effect that flexible and efficient operation can be performed especially in a busy time.

[Brief description of drawings]

FIG. 1 is a block diagram showing a first embodiment and a second embodiment of the present invention.

FIG. 2 is an operation flowchart showing Embodiments 1 and 2 of the present invention.

FIG. 3 is a membership function of a destination call floor showing the first embodiment of the present invention.

FIG. 4 is an operation flowchart showing the first embodiment of the present invention.

FIG. 5 is an explanatory view of a main floor floor display state showing the first and second embodiments of the present invention.

FIG. 6 is an operation flowchart showing a second embodiment of the present invention.

FIG. 7 is an explanatory view of a main floor floor display state showing the second embodiment of the present invention.

FIG. 8 is an explanatory diagram showing a conventional elevator group management device.

[Explanation of symbols]

 1 Destination button 2 Service floor display 5 Group management device 5a Call assignment determination means

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] August 17, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0005

[Correction method] Change

[Correction content]

[0005]

SUMMARY OF THE INVENTION In the conventional elevator group management device as described above, when the attendance service is divided during attendance at work,
Since the floor is divided into two in advance, the service floor will be uniform for each car, and passengers must always press the landing button in consideration of which zone they want to go. Also, despite the degree of congestion of passengers and the balance of traffic volume between divided zones depending on the day and time of day,
Will be pulled back a basket of be base in Omokai floor more than necessary, there is a problem such as that should not necessarily efficient operation.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction content]

Next, shall be the 5th and the 6th and 13th floor destination button 1 in Figure 5 (C) is pressed. The call on the 5th floor indicates that Unit 1 (a) will service the 2nd to 4th floors, so it will be assigned to Unit 1 (a), and the display range will be further expanded to display "2-5". Switch. The call on the 6th floor indicates that Unit 2 (b) will service the 7th to 11th floors, so it is assigned to Unit 2 (b) and the display range is further expanded to display "6-11". Switch to. 1
The call on the 3rd floor is already assigned to the 3rd unit (c) because the 3rd unit (c) has already displayed that the 12th to 14th floors will be serviced, and the display remains unchanged.

[Procedure 3]

[Document name to be amended] Statement

[Name of item to be corrected] Figure 3

[Correction method] Change

[Correction content]

FIG. 3 is a diagram showing a membership function of a destination calling floor according to the first embodiment of the present invention.

Claims (2)

[Claims] 1. An elevator for registering a destination call using a destination button provided at a hall, allocating a car to the destination call and operating the elevator, and displaying the service floor at the hall by displaying a predetermined number of floors in advance. It is divided into zones, each zone is divided into a fixed zone where the service floor is fixed and a variable zone where the service floor is variable by using a membership function, and when the destination call is registered, the destination call floor If the fixed zone is not displayed on the floor in the fixed zone, a car is newly assigned to the registered destination call, a command to display the service floor of this assigned car is transmitted, and the destination call floor is displayed. If is in the variable zone and the adjacent fixed zone is already displayed as a guide, another floor with a high degree of conformity with the membership function is already displayed as a guide. An elevator group management device comprising call assignment determination means for transmitting a command for expanding and displaying a range of a service floor to a car. 2. An elevator for registering a destination call using a destination button provided at a landing, allocating a car to the destination call and driving, and displaying a service floor of the destination at the landing at a predetermined height above and below the destination calling floor. If there is a car for which guidance is already displayed within the floor, a command for expanding the range of the service floor to be displayed is sent to the car, and the above-mentioned car is already within the predetermined floor above and below the registered destination floor. If there is no car displayed as a guide, a new car is assigned to the registered destination call, and call assignment determination means for transmitting a command to display the service floor of this assigned car is provided. Elevator group management device.