CN106904503A - The elevator multiple control device and its group control method of a kind of variable-ratio - Google Patents

Abstract

A variable-speed elevator group control device of the present invention comprises: a call prediction module, which generates a predicted call; a credibility judgment module, which determines the prediction credibility; a speed curve selection module, a speed curve The selection module calculates the optimal speed for each elevator to serve the predicted call; the call scheduling module selects the optimal elevator to serve the predicted call according to the specified speed; and the communication module communicates with each elevator respectively, and controls The optimal elevator serves the predicted call at the specified speed. Also disclosed is a group control method for realizing the variable speed elevator group control device. The beneficial effects of the present invention are: the intelligent control of the running speed of the elevator; the purpose of saving energy and reducing the wear and tear of elevator components by reducing the running distance and the number of starts and stops; and shortening the waiting time of passengers.

Description

A variable-speed elevator group control device and group control method thereof

technical field

The invention relates to the technical field of elevator group control devices, in particular to a variable-speed elevator group control device and a group control method thereof.

Background technique

The existing elevator group control algorithm only considers the rationality of call distribution, and cannot control the running speed of the elevator. The running distance of the elevator is long, and the number of starts and stops is high. This not only increases energy consumption and accelerates the wear of elevator components, but also increases the number of passengers waiting Time, unable to achieve higher scheduling efficiency. Furthermore, the existing elevators usually operate with a designed speed curve, which will easily lead to the accumulation of elevators in the same area, resulting in low scheduling efficiency. For this reason, the applicant has conducted useful explorations and attempts, and has found a solution to the above-mentioned problems, and the technical solutions to be introduced below are produced under this background.

Contents of the invention

One of the technical problems to be solved by the present invention is to provide a variable-speed elevator group control device for the problem of low dispatching efficiency in the existing elevator group control device, so as to realize intelligent control of the elevator running speed and improve elevator dispatching. Efficiency, by reducing the running distance of the elevator and the number of starts and stops to achieve the purpose of saving energy and reducing the wear and tear of elevator components.

The second technical problem to be solved by the present invention is to provide a group control method for realizing the above variable-speed elevator group control device.

A variable-speed elevator group control device as the first aspect of the present invention includes:

A call prediction module, the call prediction module predicts the probability of calling on each floor according to the elevator history call record and generates a forecast call;

A credibility judging module, the credibility judging module compares the actual calls within a certain period of time with the predicted calls generated by the call prediction module to determine the predicted credibility;

A speed curve selection module, the speed curve selection module calculates the optimal speed for each elevator to serve the predicted call according to the position of each elevator, the load of each elevator, and the prediction reliability determined by the reliability determination module;

A call dispatching module, the call dispatching module selects the optimal elevator to serve the forecasted call according to the specified speed according to the operating conditions of each elevator and the optimal speed of each elevator serving the forecasted call calculated by the speed curve selection module; and

A communication module, the communication module is respectively connected to each elevator in communication, and according to the optimal elevator selected by the call dispatching module and the specified speed determined, controls the optimal elevator to serve the predicted call at the specified speed.

As a second aspect of the present invention, a group control method for realizing the above-mentioned variable-speed elevator group control device includes the following steps:

Step S10, the call prediction module predicts the probability of calls occurring on each floor according to the elevator history call record and generates a forecast call;

Step S20, the reliability judgment module compares the actual call within a certain period of time with the predicted call generated by the call prediction module to determine the predicted reliability;

Step S30, the speed curve selection module calculates the optimal speed for each elevator to serve the forecast call according to the position of each elevator, the load of each elevator, and the prediction reliability determined by the reliability determination module;

Step S40, the call dispatching module selects the optimal elevator to serve the forecasted call according to the specified speed according to the optimal speed of each elevator serving the forecasted call calculated by the operating conditions of each elevator and the speed curve selection module; and

Step S50, the communication module controls the optimal elevator to serve the predicted call at the designated speed according to the optimal elevator selected by the call dispatching module and the determined designated speed.

Owing to adopting above technical scheme, the beneficial effect of the present invention is:

1. Intelligent control of elevator running speed;

2. Achieve the purpose of saving energy and reducing the wear and tear of elevator components by reducing the running distance and the number of starts and stops;

3. Shorten the waiting time of passengers.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a structural schematic diagram of a variable-speed elevator group control device of the present invention.

detailed description

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.

Referring to Fig. 1, what is shown in the figure is a variable-speed elevator group control device of the present invention, including a call prediction module 100, a reliability judgment module 200, a speed curve selection module 300, a call scheduling module 400 and a communication module 500 .

The call prediction module 100 predicts the probability of a call occurring on each floor according to the historical call records of the elevator and generates a predicted call.

The reliability judgment module 200 receives the predicted call generated by the call prediction module 100, and compares the actual calls within a certain period of time (usually 5 minutes) with the predicted call to determine the predicted reliability.

The speed curve selection module 300 receives the predicted credibility determined by the credibility determination module 200 and the predicted call generated by the call prediction module 100, and calculates the predicted call served by each elevator according to the position of each elevator, the load of each elevator and the predicted reliability. optimal speed.

The call scheduling module 400 receives the optimal speed of each elevator serving passenger calls calculated by the speed curve selection module 300, and selects the optimal elevator to serve at the specified speed according to the operating conditions of each elevator and the optimal speed of each elevator serving the predicted call The predictive call.

The communication module 500 is respectively connected to each elevator in communication. The communication module 500 receives the optimal elevator selected by the call dispatching module 400 and the determined specified speed, and controls the optimal elevator to serve the predicted call at the specified speed.

The group control method of the variable-speed elevator group control device of the present invention comprises the following steps:

Step S10, the call prediction module 100 predicts the probability of calls occurring on each floor according to the elevator history call records and generates a forecast call;

Step S20, the reliability determination module 200 compares the actual calls within a certain period of time (generally 5 minutes) with the predicted calls to determine the predicted credibility;

Step S30, the speed curve selection module 300 calculates the optimal speed for each elevator to serve the predicted call according to the position of each elevator, the load of each elevator and the prediction reliability;

Step S40, the call dispatching module 400 selects the optimal elevator to serve the predicted call according to the specified speed according to the operating conditions of each elevator and the optimal speed of each elevator serving passenger calls; and

In step S50, the communication module 500 controls the optimal elevator to serve the predicted call at a specified speed.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (2)

1. A variable-speed elevator group control device, characterized in that, comprising: A call prediction module, the call prediction module predicts the probability of calling on each floor according to the elevator history call record and generates a forecast call; A credibility judging module, the credibility judging module compares the actual calls within a certain period of time with the predicted calls generated by the call prediction module to determine the predicted credibility; A speed curve selection module, the speed curve selection module calculates the optimal speed for each elevator to serve the predicted call according to the position of each elevator, the load of each elevator, and the prediction reliability determined by the reliability determination module; A call dispatching module, the call dispatching module selects the optimal elevator to serve the forecasted call according to the specified speed according to the operating conditions of each elevator and the optimal speed of each elevator serving the forecasted call calculated by the speed curve selection module; and A communication module, the communication module is respectively connected to each elevator in communication, and according to the optimal elevator selected by the call dispatching module and the specified speed determined, controls the optimal elevator to serve the predicted call at the specified speed. 2. A group control method for realizing the variable-speed elevator group control device as claimed in claim 1, characterized in that, comprising the following steps: Step S10, the call prediction module predicts the probability of calls occurring on each floor according to the elevator history call record and generates a forecast call; Step S20, the reliability judgment module compares the actual call within a certain period of time with the predicted call generated by the call prediction module to determine the predicted reliability; Step S30, the speed curve selection module calculates the optimal speed for each elevator to serve the forecast call according to the position of each elevator, the load of each elevator, and the prediction reliability determined by the reliability determination module; Step S40, the call dispatching module selects the optimal elevator to serve the forecasted call according to the specified speed according to the optimal speed of each elevator serving the forecasted call calculated by the operating conditions of each elevator and the speed curve selection module; and Step S50, the communication module controls the optimal elevator to serve the predicted call at the designated speed according to the optimal elevator selected by the call dispatching module and the determined designated speed.