JPH05201627A - Group controlling device for elevator - Google Patents

Abstract

PURPOSE:To distribute a proper number of cars at a landing where the number of waiting persons increases, even if a detector for detecting the number of persons is in trouble, by installing the detector for detecting the number of persons at the landing hall of an elevator and utilizing the information for the group control. CONSTITUTION:When a trouble judging means 8 judges that a detector 6 for the number of persons is in trouble, the first determining means 5 for the number of allotted machines determines the number of allotted machines according to the load inside a car, and the second determining means 9 for the allotted machines determines the number of allotted machines according to the number of waiting passengers. The third means 10 for determining the allotted machines determines the larger number between both the above-described quantity of the allotted machines, as the number of allotted machines, and transmits instructions to a group controller 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for grouping elevators by assigning hall calls to cars.

[0002]

2. Description of the Related Art Conventionally, as an elevator group management device, for example, as disclosed in Japanese Utility Model Publication No. 57-42934, a passenger number detecting device is installed at a hall to detect the number of waiting passengers at the hall. There are things to try to use as traffic information. That is, on the condition that the number of waiting passengers at the hall has reached a predetermined value or more, the generated hall call is assigned to multiple cars so that the multiple halls can be serviced at the hall where the number of waiting passengers has increased. It is the one.

[0003]

In the conventional elevator group management device as described above, the number of waiting passengers is detected by the output of the number-of-people detecting device installed in the hall. However, it becomes impossible to allocate a plurality of cars, and it becomes impossible to service a plurality of cars at a landing where the number of waiting passengers has increased, so that there is a problem that the waiting passengers cannot be processed promptly.

The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide an elevator group management device capable of promptly processing waiting passengers even if the number of passengers detection device in the hall fails. To aim.

[0005]

According to a first aspect of the present invention, there is provided an elevator group management system for determining whether or not the number of persons detected by the number of people detection device in a hall is correct by the failure determination means, and the load in the car determines whether or not the assigned car is assigned. The number of dispatched vehicles (hereinafter referred to as the assigned number) is determined by the first assigned number determining means, the assigned number is determined by the second assigned number determining means based on the detected number of persons, and the failure determining means determines that the number detecting apparatus is in failure. When done, the first and second
According to the output result of the assigned number determining means, the third assigned number determining means finally determines the assigned number.

Further, in the elevator group management system according to the second aspect of the present invention, when the number of people detected by the hall number detecting device exceeds a predetermined value, the failure determining means determines that the vehicle is out of order, and the load in the car exceeds the predetermined value. When the car leaves
Of the number of assigned persons is determined by the second assigned number determining means based on the detected number of persons, and the failure determination means determines that the number of persons detecting device is in failure, the first and second assignments are made. The third assigned quantity determining means finally determines the assigned quantity with the larger assigned quantity by the quantity determining means.

[0007]

According to the first aspect of the present invention, when it is determined that the number-of-persons detecting device is out of order, the assigned number is finally determined from the assigned number determined by the load in the car and the assigned number determined by the number of waiting customers. However, in the second aspect of the present invention, when the number of people detected by the number-of-people detection device exceeds a predetermined value, it is determined to be a failure, and according to the assigned number of cars when the car starts with the load in the car above the predetermined value and the number of waiting customers. Since the one with the larger number of allocated units is finally determined as the allocated unit, the allocated unit is determined without depending on the output of the number-of-people detecting device.

[0008]

1 to 6 are views showing an embodiment of the present invention. FIG. 1 is an overall configuration diagram, FIG. 2 is a block diagram, FIG. 3 is a failure judgment operation flowchart, and FIG. 4 is a first allocation. The operation flow chart for determining the number of vehicles, FIG. 5 is the operation flow chart for determining the number of assigned vehicles, and FIG. 6 is the operation flow chart for determining the number of assigned vehicles.

In FIG. 1, (1) is a drive control device for driving a car, (2) is a control device for controlling the running of the car, and (3) is a hall call registration when the hall button (4) is operated. However, this is assigned to multiple cars, and the elevators are managed in groups by making these assigned cars respond to landing calls. When an additional assignment command is input, one optimal car is selected from the cars other than the currently assigned cars. A group management control device that outputs an allocation command to the car control device (2).

(5) is first allocation number determining means for determining the allocation number based on the load in the car input from the car control device (2), (6) is an industrial television camera installed in the hall, A well-known number-of-people detection device that detects the number of people, including a sound wave receiver, (7) is a waiting-number detection device that detects the number of waiting customers from the output of the number-of-people detection device (6), and (8) is the number of waiting customers A failure determination means for determining whether the number of persons output from the detection device (7) is normal or abnormal.

(9) is a second assigned number determining means for determining the assigned number based on the number of people output from the waiting number detecting device (7), (10)
Uses the assigned number input from the first assigned number determining means (5) or determines the assigned number input from the second assigned number determining means (9) according to the determination result of the failure determination means (8). It is a third allocation number determining means for determining whether to use and outputting an additional allocation command to the group management control device (3).

In FIG. 2, (2) is a car control device (1
(Only for a vehicle), it has a CPU (2A), a storage device (2B), a transmission device (2C), and a conversion device (device for converting input / output signal levels) (2D), and a conversion device (2D). A drive control device (1) is connected to the.

(3) is a group management control device which is also composed of a microcomputer, and includes a CPU (3A), a storage device (3B), and a transmission device (3C).
(3D) and the conversion device (3E), the hall button (4) is connected to the conversion device (3E). (7) is a waiting number detecting device which is also composed of a microcomputer, and includes a CPU (7A), a storage device (7B),
It has a transmission device (7C) and a conversion device (7D), and the people detection device (6) is connected to the conversion device (7D).

Next, the operation of this embodiment will be described with reference to FIGS. The programs of these flowcharts are stored in the storage device (3B) of the group management control device (3).

First, the failure determination operation will be described with reference to FIG. This operation is activated at regular intervals. Step (2
Set the variables in 1) to (23). Ie the step
The number of waiting customers is cleared in (21), the failure flag is cleared in step (22), and the variable i is set to 1 in step (23). In step (24), it is judged whether or not the processing by all the waiting passenger number detecting devices (7) has been carried out, and if all processing has been carried out, this processing is ended.

If there is any unprocessed one, the process proceeds to step (25), it is judged whether the transmission with the waiting number detecting device (7) being processed is normal, and if there is a transmission error, the process proceeds to step (28). Then, the failure flag is set and the process proceeds to step (29). If it is normal, proceed to step (26) to detect the number of waiting passengers during processing (7)
It is determined whether the number of waiting passengers input from is greater than or equal to a predetermined value. This predetermined value is the maximum number of customers that can be detected by the customer waiting number detection device (7).

If the number of waiting customers is less than the predetermined value, step (27)
Then, the number of waiting passengers detected by the number of waiting passengers detecting device (7) is added to the number of waiting customers detected so far, and the process proceeds to step (29).
If the number of waiting customers is equal to or greater than the predetermined value, the process proceeds to step (28), the failure flag is set, and the process proceeds to step (29). Step (2
In 9), the variable i is incremented by 1, that is, the waiting number detecting device.
Update (7) and return to step (24). Then, the steps (24) to (29) are processed for the next waiting passenger number detection device (7). Incidentally, a transmission error with the waiting number detecting device (7) is processed by another program (not shown).

Next, the first operation for determining the number of assigned units will be described with reference to FIG. This program has a car number detector (6)
It is activated every time you depart from the installation floor.

In step (31), it is judged from the installation floor of the number-of-people detection device (6) whether the car has started with a car load of a predetermined value or more, and if the car has a car load of a predetermined value or more, the step is carried out.
Proceeding to (32), the number of cars allocated due to the load in the car is set to two, and is output to the third allocated car number determining means (10) to end the processing. If you start less than the specified value, proceed to step (33),
The assigned number of cars due to the load in the car is set to one, and the process ends.

Next, the second operation for determining the number of assigned units will be described with reference to FIG. This program is started at regular intervals.

In step (41), it is judged whether the number of waiting customers is a predetermined value or more. If it is more than the predetermined value 1, the process proceeds to step (45), and the number of waiting customers is set to three, and the process is terminated. Predetermined value 1
If the number is less than the predetermined value, the process proceeds to step (42) to determine whether the number of waiting customers is a predetermined value 2 or more. If it is less than the predetermined value 2, the process proceeds to step (43), and the number of assigned passengers by the number of waiting customers is set to one, and the process is ended.

Next, the third operation for determining the number of assigned vehicles will be described with reference to FIG. This program is started at regular intervals.

In step (51), it is determined whether the failure signal output from the failure determination means (8) is on. If it is on, the procedure proceeds to step (52), and if it is off, the step (54).
Go to. In step (52), it is determined whether the number of cars allocated by the load in the car is larger than the number of cars allocated by the number of waiting customers. If it is larger, the process proceeds to step (53), and if it is smaller, the process proceeds to step (54). In step (53), the final assigned number is set as the assigned number due to the load in the car, and the process proceeds to step (55). Step (54)
Then, the final assigned number is set as the assigned number according to the number of waiting customers, and the process proceeds to step (55).

In step (55), it is judged whether the currently allocated number is smaller than the final allocated number. If it is smaller, the process proceeds to step (56), one optimal car is selected from the other than the allocated car, and the additional allocation is performed. The command is output to the car control device (2), and the process ends. If it is less than or equal to the final allocated number, the process ends. The process of registering a hall call and assigning one car to this hall call is performed by another program (not shown).
Performed by.

In the above embodiment, the failure judgment of the waiting passenger number detecting device (7) is made by detecting the transmission error and the detection upper limit value of the waiting passenger number, but the invention is not limited to this. Although the number of cars to be assigned is determined to be one, two, and three depending on the number of waiting customers, the number is not limited to this. Further, as the condition for determining the assigned number of cars by the load in the car, the load in the car at the time of car departure is used for determination, but it may be determined by combining the load on the car and the like.

[0026]

As described above, according to the first aspect of the present invention, when the number-of-persons detecting device is determined to be out of order, the number of assigned vehicles determined by the load in the car and the number of assigned vehicles determined by the number of waiting passengers are used. The final decision is made on the number of assigned cars
In the invention of (1), when the number of people detected by the number of people detection device exceeds a predetermined value, it is determined that there is a failure, and the number of assigned vehicles when the load in the car starts above a predetermined value and the number of assigned vehicles determined by the number of waiting customers The final decision is made as to the number of assigned cars to be dispatched.

As a result, the number of assigned cars to be dispatched is determined without depending on the output of the passenger detecting device, and even if the passenger detecting device fails, there are a plurality of cars in the hall where it is expected that the number of waiting passengers will increase. There is an effect that the elevator service can be improved by promptly processing the waiting customers.

[Brief description of drawings]

FIG. 1 is an overall configuration diagram showing an embodiment of the present invention.

FIG. 2 is a block diagram showing an embodiment of the present invention.

FIG. 3 is a flowchart of a failure determination operation according to FIG.

FIG. 4 is a flowchart of a first operation for determining the number of assigned units according to FIG. 2;

FIG. 5 is a flowchart of a second operation for determining the number of assigned units according to FIG.

FIG. 6 is a flowchart of a third operation for determining the number of assigned units according to FIG. 2;

[Explanation of symbols]

 2 Car control device 3 Elevator group management control device 4 Landing button 5 First assigned vehicle number determination means 6 Number of persons detection device 7 Waiting number detection device 8 Failure determination means 9 Second assigned vehicle number determination means 10 Third assigned vehicle number Means of decision

Claims (2)

[Claims] 1. An elevator for allocating a hall call to any one of a plurality of cars and having the assigned car respond to the hall where the hall call has occurred is provided with a person number detecting device for detecting the number of waiting passengers at the hall. Failure determination means for determining whether the detected number of persons is correct, first allocation number determining means for determining the number of vehicles to be assigned to the assigned car according to the load in the car, and dispatch of the assigned cars based on the output of the number of persons detecting device. When the number of persons to be detected is determined to be no by the second assigned number determining means for determining the number of vehicles and the failure determining means, the first
And a third assigned vehicle number determining means for finally determining the vehicle delivery number of the assigned car according to the output result of the second assigned vehicle number determining means. 2. An elevator for allocating a hall call to any one of a plurality of cars and having the assigned car respond to the hall where the hall call has occurred is provided with a person number detecting device for detecting the number of waiting passengers at the hall. , A failure determination means for determining a failure when the number of detected persons exceeds a predetermined value, and a first assigned vehicle number determination for determining an increase in the number of assigned cars when the car starts when the load in the car is equal to or more than a predetermined value Means, second allocation number determining means for determining the number of vehicles allocated to the assigned car based on the detected number of persons, and the first and second allocation number determining means when the failure is determined by the failure determination means. The group management device for an elevator, characterized in that it is provided with a third assigned vehicle number determining means for finally determining the assigned vehicle number of the assigned car and the assigned vehicle number having the larger assigned vehicle number.