A Method of Energy Saving in Discrete Manufacturing System Based on Maximum Algebra

A manufacturing system and algebraic technology, applied in the energy-saving field of discrete manufacturing systems based on maximum algebra, can solve problems such as the inability to realize the response and optimization of discrete manufacturing systems, achieve real-time dynamic response, reduce additional energy consumption, and reduce operating energy consumption Effect

CN110737969BActive Publication Date: 2021-07-27HUAZHONG UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2021-07-27

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Abstract

The invention belongs to the field of discrete manufacturing, and specifically discloses a method for energy-saving of a discrete manufacturing system based on maximum algebra, including the following steps: establishing a mathematical model of a discrete manufacturing system based on a maximum algebra method; The thirsty or blocked machine is used as a controlled machine, and the mathematical model of the discrete manufacturing system is initialized at the same time; according to the energy-saving window calculation rules and the initialization mathematical model, iteratively calculate the energy-saving window running time of the controlled machine; control the controlled machine to enter the sleep state, and When the associated machines of the controlled machines are hungry or blocked, the associated machines are controlled to enter the dormant state; when the dormancy time of the controlled machines reaches the energy-saving window running time, all machines are turned on and resume normal operation. The invention linearizes the nonlinear general algebraic model of the discrete manufacturing system, makes the solution simpler and faster, has strong applicability, can effectively reduce the extra energy consumption of the system, and realizes the energy-saving operation of the system.
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Description

technical field

[0001] The invention belongs to the field of discrete manufacturing, and more specifically relates to a method for saving energy in a discrete manufacturing system based on maximum algebra. Background technique

[0002] As people pay more and more attention to the earth's ecological environment, energy conservation, emission reduction and low-carbon development have become a global consensus. Discrete manufacturing, as a large energy consumer, has the characteristics of high energy consumption and low energy efficiency. Therefore, how to reasonably reduce energy consumption and improve energy utilization efficiency has become a major problem facing discrete manufacturing.

[0003] Existing research on energy consumption of discrete manufacturing systems focuses on developing new low-energy equipment, researching energy scheduling optimization methods, and establishing energy consumption models of discrete manufacturing systems. Among them, the development of...

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Embodiment Construction

[0034] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other.

[0035] Such as figure 1 As shown, the embodiment of the present invention proposes a method for saving energy in a discrete manufacturing system based on maximum algebra, which is used as figure 2 In the shown serial discrete manufacturing system with m machines and m-1 buffers, it includes the following steps:

[0036] S1 establishes the mathematical model of the discrete manufacturing syste...