Travel control method for energy-saving operation of elevator

Abstract

The invention discloses a stroke control method for energy-saving operation of an elevator, which utilizes a simulated annealing-genetic algorithm to solve energy-saving operation control parameters of the elevator, adopts a five-stage S-shaped speed curve to control the stroke of the mine elevator, and can meet the operation requirements of safety, reliability, comfort and the like. A simulated annealing-genetic algorithm is utilized to calculate the minimum value of the primary improvement energy consumption, so that the S curve travel parameter when the energy consumption is minimum is solved; and the elevator is controlled by using the S curve stroke parameter when the energy consumption of one-time lifting is minimum, so that a remarkable energy-saving effect is achieved. According to the method, on the basis of S-stroke control, the energy consumption is analyzed to obtain the related quantity of the energy consumption, then the simulated annealing-genetic algorithm is utilized to solve the globally optimal solution of the established energy consumption target function, so that the maximum speed and the acceleration in the S-stroke control are determined, the whole S-shaped speed curve is determined, all the advantages of the S-stroke control are achieved, and the method is suitable for the S-stroke control. And the purpose of saving energy consumption can be achieved.

Description

technical field [0001] The invention belongs to the field of mine production and transportation, and in particular relates to a stroke control method for energy-saving operation of a hoist. Background technique [0002] With the continuous development of science and technology, the mine hoist is an important equipment in the mine production and transportation process. Therefore, the operation of the mine hoist requires safety, reliability, and accurate parking position. [0003] The essence of mine hoist control is to realize the control of running speed under the condition of given stroke. At present, mine hoists in my country mostly use S-shaped speed curves for stroke control, which can meet the requirements of safe, reliable, efficient, and comfortable hoist operation. Among the S-shaped speed curves, the five-stage speed curve is the most widely used, which mainly includes acceleration section, constant speed section, deceleration section, crawling section and parking ...

AI Technical Summary

Problems solved by technology

[0005] Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a stroke control method for energy-saving operation of the hoist, which solves the problem that when the mine hoist uses an S-shaped speed curve for stroke control in the prior art, among the five-stage speed curves, The maximum speed, acceleration, and jerk of the lifting container are given fixed values ​​based on the range and expert experience. Although they can meet the basic operating requirements, the energy consumption cannot be minimized, resulting in waste of energy consumption.

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