CN105590180A - Storage and distribution out-of-warehouse management method based on multi-Agent system - Google Patents
Storage and distribution out-of-warehouse management method based on multi-Agent system Download PDFInfo
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- CN105590180A CN105590180A CN201410571121.1A CN201410571121A CN105590180A CN 105590180 A CN105590180 A CN 105590180A CN 201410571121 A CN201410571121 A CN 201410571121A CN 105590180 A CN105590180 A CN 105590180A
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Abstract
The invention discloses a storage and distribution out-of-warehouse management method based on a multi-Agent system. The method particularly comprises steps: 1, a management layer determines an out-of-warehouse task, selects an out-of-warehouse mode and sends an instruction to a sub Agent corresponding to a control layer; 2, the sub Agent of the control layer issues a decision making result to a stacker or a carousal corresponding to a physical layer and an AGV and a sorting system according to the idle state of the stacker or the working condition of a lifting table of the carousal, and the operation of the physical layer is monitored at the same time; 3, the physical layer receives and executes the task and the instruction issued by the control layer; 4, during the process of executing the instruction by the physical layer, a goods with an electronic tag attached feeds back the information to an intelligent storage and distribution system in a server through RFID; and 5, after the system server of the management layer receives the feedback information, the feedback information is stored in a database, and the management layer makes a decision on the next task. The method of the invention is high in accuracy and high in working efficiency.
Description
Technical field
The invention belongs to storage pipe arrangement reason technical field, relate to a kind of storage based on Agent system and allot storehouseManagement method.
Background technology
Control structure is joined in traditional storage generally centralized and distributed two kinds.
Between the upper and lower layer of centralized control structure system control module, be that principal and subordinate controls relation, sensing dataFlow to top management control module from the bottom, top management control unit produces instruction, and to lower floorUnit sends. The major function that upper strata is controlled is scheduling, and controls according to lower floor the knowledge of submitting to and determinePlan. The advantage of centralized control structure is because upper strata effector has overall viewpoint, thereby can provideOptimized Operation. But there is more shortcoming in centralized control structure: centralized control structure can not provide capableFor timely state description, to flow to response speed low for transmission and control; Structure ossifys, and is difficult to add, repairChange and delete resource, thereby causing expanding or redesign system; Nearly all decision-making is allMade by master controller, ignored the reciprocation of control module, if the inefficacy of upper strata control module willCause whole system malfunctioning.
Distributed control structure is relatively independent autonomous entity system divides, and each entity disappears by transmissionBreath is realized entire system control. Local module is enjoyed autonomy, can make decisions on one's own to reach its target,Also can mutually cooperate if desired, task is distributed and determined the scheme of dealing with problems. Distributed controlThe advantage of system comprises: each module can stand-alone development, easily realizes; Entity is enjoyed autonomy, is easy to repairChange and safeguard; Local fault does not affect other modules, zmodem; Favorable expandability, does not need to revise existingSystem; Dynamically reconfigure ability higher; Focus on mutual between control module, system suitability is good,Flexibility and antijamming capability are strong. The shortcoming of distributed control structure is to ignore between levels control moduleInteractive relation, lack perspective and overall viewpoint.
Summary of the invention
The object of this invention is to provide a kind of storage based on Agent system and allot library management method, solveThe unreasonable allocation existing in existing warehousing management technology, cause the problem that outbound efficiency is not high.
The technical solution adopted in the present invention is that library management side is allotted in a kind of storage based on Agent systemMethod, concrete control procedure is:
The first step: management level Agent determines outbound task according to sequence information, selection outbound mode (byFixed goods shelf outbound is still by rotary goods shelves outbound), and instruction is sent to the corresponding son of key-courseAgent；
Second step: control straton Agent and receive outbound instruction, according to the idle condition of piler or rotationThe working condition of shelf lifting platform, through algorithm computing, formulates Optimized Operation scheme, determines outbound taskGoods yard, place, and the result of decision is handed down to piler Agent or the rotary goods shelves that physical layer is correspondingAgent, and AGVAgent, sorting system Agent, the simultaneously running of monitoring entity layer;
The 3rd step: physical layer receives and carry out task and the instruction that key-course sends;
The 4th step: physical layer is carried out in instruction process, goods is passing through to install the outbound of RFID reader, every goods with electronic tag feeds back information by RFID when at the important outpost of the tax office such as platform, pigeonholesGive the match system of the intelligence storage in server;
The system server of the 5th step: management level Agent receives after feedback information, is deposited in dataStorehouse, management level make decisions to next task again.
The invention has the beneficial effects as follows, compared with traditional WMS (WMS), (1) is carriedGo out the dispatching method based on multi-agent system, parallel processing, the stalwartness of utilizing Agent technology to haveProperty, be easy to advantage such as amendment expansions etc., adaptability, the flexibility and intelligent of enhancing system. (2) to passingThe warehousing flow of system is analyzed improvement, and warehousing and storage activities flow process is optimized and is reproduced, and improves operation processThe adaptability to changes of operation phase, realizes the warehousing and storage activities of work flow dynamic dispatching and intelligent flexible.
Detailed description of the invention
The inventive method depends on a kind of Agent system, Agent system (Multi-AgentSystem, MAS) refer to that the Agent social system being made up of multiple Agent, each Agent have certainlyOneself ability and the role who is associated with PE, each Agent member's activity is autonomy and independent, between Agent, can intercom mutually, can process the information receiving, to what receiveMessage is carried out reasoning. In problem solving process, each Agent, for common global object, also canCan be different target separately, these Agent share the knowledge of relevant issues and method for solving, each other itBetween target and behavior contradiction and conflict by competing and the means such as consultation are coordinated solution.
Agent system tool has the following advantages:
(1) parallel processing: each Agent selects to be conducive to decision objective and the control of own local interestStrategy, makes decisions on one's own, and the formulation of decision-making and the execution of task have parallel feature. This parallel processingMechanism has improved problem solving efficiency greatly.
(2) robustness: in Agent system, the autonomy of each Agent and loose couplings relation makeIndivedual Agent break down etc. after other problems, can not affect the normal behaviour of other Agent, alsoCause catastrophic effect can not to the operation of whole Agent system, even can also be through consultation, coordinateGive other Agent by its local task and carry out, do not affect completing of overall task.
(3) easily expand and easily revise: if the corresponding control strategy of configuration and communication protocol, Yi JixiangThe data of answering and knowledge, new Agent just can add normally operation in Agent system, originalAgent system does not need too much change, easily expands. This mechanism has flexibly facilitated in reality large-scaleThe demand in expansion tunnel, warehouse. Meanwhile, be all local behavior to the amendment of any one Agent, only relate toAnd this Agent module, in modification process, all the other Agent still can normally move, and are not subject to this Agent shadowRing. Therefore very convenient to the amendment of whole Agent system.
Warehouse-out method of the present invention, depends on above-mentioned a kind of Agent system, and concrete control procedure is:
The first step: management level Agent determines outbound task according to sequence information, selection outbound mode (byFixed goods shelf outbound is still by rotary goods shelves outbound), and instruction is sent to the corresponding son of key-courseAgent；
Second step: control straton Agent and receive outbound instruction, according to the idle condition of piler or rotationThe working condition of shelf lifting platform, through algorithm computing, formulates Optimized Operation scheme, determines outbound taskGoods yard, place, and the result of decision is handed down to piler Agent or the rotary goods shelves that physical layer is correspondingAgent, and AGVAgent, sorting system Agent, the simultaneously running of monitoring entity layer;
The 3rd step: physical layer receives and carry out task and the instruction that key-course sends;
The 4th step: physical layer is carried out in instruction process, goods is passing through to install the outbound of RFID reader, every goods with electronic tag feeds back information by RFID when at the important outpost of the tax office such as platform, pigeonholesGive the match system of the intelligence storage in server;
The system server of the 5th step: management level Agent receives after feedback information, is deposited in dataStorehouse, management level make decisions to next task again.
System of the present invention is that the centralized and distributed mixing combining based on multi-agent system is adjustedDegree control method, in the situation that not affecting the normal work of other modules, system has parallel processing, toolThere is robustness and be easy to the advantages such as amendment expansion, strengthen adaptability, the flexibility and intelligent of system;By optimization system physical layer work flow, system key-course decision making algorithm reasonable in design, realizes storage and joinsSystem is real-time, dynamic dispatching; Utilize the collection of RFID technology, system information, monitor in real time logisticsThe state of system, for management level scheduling decision provides reference, realizes intelligence storage match system information management and controlAutomation, intellectuality, the informationization of system scheduling, for the intelligence storage match system building based on Internet of Things providesStrong technical support.
Claims (2)
1. a library management method is allotted in the storage based on Agent system, and its feature is: specifically controlProcess is:
The first step: management level Agent determines outbound task according to sequence information, selection outbound mode (byFixed goods shelf outbound is still by rotary goods shelves outbound), and instruction is sent to the corresponding son of key-courseAgent；
Second step: control straton Agent and receive outbound instruction, according to the idle condition of piler or rotationThe working condition of shelf lifting platform, through algorithm computing, formulates Optimized Operation scheme, determines outbound taskGoods yard, place, and the result of decision is handed down to piler Agent or the rotary goods shelves that physical layer is correspondingAgent, and AGVAgent, sorting system Agent, the simultaneously running of monitoring entity layer;
The 3rd step: physical layer receives and carry out task and the instruction that key-course sends;
The 4th step: physical layer is carried out in instruction process, goods is passing through to install the outbound of RFID reader, every goods with electronic tag feeds back information by RFID when at the important outpost of the tax office such as platform, pigeonholesGive the match system of the intelligence storage in server;
The system server of the 5th step: management level Agent receives after feedback information, is deposited in dataStorehouse, management level make decisions to next task again.
2. the storage based on Agent system according to claim 1 is allotted library management method, its spyPoint is: the method depends on a kind of Agent system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410571121.1A CN105590180A (en) | 2014-10-23 | 2014-10-23 | Storage and distribution out-of-warehouse management method based on multi-Agent system |
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| CN201410571121.1A CN105590180A (en) | 2014-10-23 | 2014-10-23 | Storage and distribution out-of-warehouse management method based on multi-Agent system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249738A (en) * | 2016-07-19 | 2016-12-21 | 南京航空航天大学 | A kind of AGV Contents in brief Intelligent Dynamic Scheduling method under workshop condition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249738A (en) * | 2016-07-19 | 2016-12-21 | 南京航空航天大学 | A kind of AGV Contents in brief Intelligent Dynamic Scheduling method under workshop condition |
| CN106249738B (en) * | 2016-07-19 | 2019-08-20 | 南京航空航天大学 | A kind of AGV Contents in brief Intelligent Dynamic Scheduling method under workshop condition |
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Application publication date: 20160518 |