CN103093084A - Unified modeling method of device maintenance objectives and constraints - Google Patents
Unified modeling method of device maintenance objectives and constraints Download PDFInfo
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- CN103093084A CN103093084A CN2012105915690A CN201210591569A CN103093084A CN 103093084 A CN103093084 A CN 103093084A CN 2012105915690 A CN2012105915690 A CN 2012105915690A CN 201210591569 A CN201210591569 A CN 201210591569A CN 103093084 A CN103093084 A CN 103093084A
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Abstract
The invention provides a unified modeling method of device maintenance objectives and constraints. The method includes the following steps of generating a programming pool, analyzing a maintenance ticket, generating device maintenance series, and carrying out logical processing for a zone bit of the programming pool. The logic of the objectives and the constraints planned by the device maintenance programming is in datamation; the unified modeling method of the device maintenance objectives and constraints carries on a classification according to the actual required strength. In addition, some necessary logical extensions are added, and a novel type data structure form is acquired. Under the data structure form, a logical operation can be quickly carried out between the objectives or the constraints which can be also decoded as language expression under a particular application, and be easy to store, modify and expand.
Description
Technical field
The invention belongs to the turnaround plan technical field, be specifically related to the unified modeling method of a kind of overhaul of the equipments target and constraint.
Background technology
when carrying out the turnaround plan establishment, tend to run into the situation of multiple goal multiple constraint, and the ripe optimization preparation method of the existing overwhelming majority can only be considered the situation of two targets at the most simultaneously under the condition of multiple constraint, therefore when considering that plural multiple goal maintenance is optimized, between constraint and constraint, even approach from different directions often between target and target between constraint and target and reach optimum solution, computing machine often can not rely on single algorithm and disposablely find suitable target equilibrium point, cause final establishment result always to have not as the people's will part, thereby bring a large amount of artificial adjustment work.
Can't find the reason of suitable target equilibrium point, to reflect various situation servants' difference needs fully due to algorithm itself on the one hand, be due to all types of target or the different data model realization (time, electric weight, expense etc.) of binding target needs on the other hand, become loaded down with trivial details difficult thereby dissimilar compromise found the solution.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides the unified modeling method of a kind of overhaul of the equipments target and constraint, the target of plan is worked out in overhaul of the equipments and the logic of constraint is carried out datumization, and carry out classification by its actual desired strength, add again some necessary logicality expansions, obtain a kind of novel data structure form.Under this data structure form, can carry out rapidly logical operation between target or constraint, also can be decoded as language performance under application-specific, be easy to store, revise and expansion.
In order to realize the foregoing invention purpose, the present invention takes following technical scheme:
The unified modeling method of a kind of overhaul of the equipments target and constraint is provided, said method comprising the steps of:
Step 1: generate and work out the pond;
Step 2: resolve the maintenance ticket, and generate the overhaul of the equipments string;
Step 3: to the establishment pond zone bit for carrying out logical process.
Described constraint comprises variable bound and immutable constraint; Described variable bound comprises that single equipment constraint and equipment room retrain mutually.
In described step 1, work out the pond and comprise determined zero-time, concluding time and background information; Described background information comprises the electricity price of every day, standby electric weight, estimate power consumption and zero-time start-stop facility information during the concluding time.
The period given according to the user, the establishment pond of segment length when generating length and being, then with information on load or standby message as a setting information deposit in the establishment pond with same length correspondence.
Described step 2 comprises the following steps:
Step 2-1: parsing need to be optimized the maintenance ticket of establishment in described establishment pond; The information of every maintenance ticket is converted into to work out the logical message of pond equal length, wherein take every day as unit data, each data comprises the zone bit that whether can work out and this overhaul of the equipments on same day capacity;
Step 2-2: generate the overhaul of the equipments string; Specifically comprise:
A) for the single equipment constraint, carry out logical and and process in the maintenance string of single equipment, can obtain the overhaul of the equipments string, described overhaul of the equipments string limits the maintenance setting range of this equipment;
B) mutually retrain for equipment room, when adjusting the information of maintenance string, if Constrained or target call have influence on other equipment, utilize the logical operation between both zone bits in the same time period to revise the information of other overhaul of the equipments strings.
In described step 3, for immutable constraint, for carrying out logical process, soon under constraint requirements, the corresponding period all is set to and can not works out to the zone bit in establishment pond.
Compared with prior art, beneficial effect of the present invention is:
1, can make maintenance target or the constraint between can carry out rapidly logical operation (with or, non-), also can be decoded as language performance under application-specific, be easy to store, revise and expansion, be applicable to most of algorithm needs, improve the speed ability of optimized algorithm under multiple goal;
2, unified modeling form is convenient to storage and the renewal of data.The intelligent algorithm of being convenient to is from now on passed through the preference trend of different user adjusting operation analysis user, improves user's experience thereby upgrade this class data;
3, simple and clear logic displaying, convenient is other data expansion interfaces, just the data message of constraint or target can be turned to language description by simple syntactic definition and express, or even be retrained or target data information by language description reverse definition.
Description of drawings
Fig. 1 generates in the embodiment of the present invention to work out the pond process flow diagram;
Fig. 2 resolves the maintenance ticket and generates overhaul of the equipments string process flow diagram in the embodiment of the present invention;
Fig. 3 is the unified modeling method applicating flow chart of overhaul of the equipments target and constraint in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The unified modeling method of a kind of overhaul of the equipments target and constraint is provided, said method comprising the steps of:
Step 1: generate and work out the pond;
Step 2: resolve the maintenance ticket, and generate the overhaul of the equipments string;
Step 3: to the establishment pond zone bit for carrying out logical process.
Described constraint comprises variable bound and immutable constraint; Described variable bound comprises that single equipment constraint and equipment room retrain mutually.
As Fig. 1, work out the pond and comprise determined zero-time, concluding time and background information; Described background information comprises the electricity price of every day, standby electric weight, estimate power consumption and zero-time start-stop facility information during the concluding time.
The period given according to the user, the establishment pond of segment length when generating length and being, then with information on load or standby message as a setting information deposit in the establishment pond with same length correspondence.
As Fig. 2, described step 2 comprises the following steps:
Step 2-1: parsing need to be optimized the maintenance ticket of establishment in described establishment pond; The information of every maintenance ticket is converted into to work out the logical message of pond equal length, wherein take every day as unit data, each data comprises the zone bit that whether can work out and this overhaul of the equipments on same day capacity;
Step 2-2: generate the overhaul of the equipments string; Specifically comprise:
A) for the single equipment constraint, carry out logical and and process in the maintenance string of single equipment, can obtain the overhaul of the equipments string, described overhaul of the equipments string limits the maintenance setting range of this equipment; For example there are two to be constrained to this equipment and can not to overhaul (zone bit is 0) at a-b in the time and can not overhaul in the b-c time period, the maintenance string that will comprise two constraints carries out logical and to be processed, can obtain fast result maintenance string, this string just defines the maintenance setting range of this equipment.
B) mutually retrain for equipment room, when adjusting the information of maintenance string, if Constrained or target call have influence on other equipment, utilize the logical operation between both zone bits in the same time period to revise the information of other overhaul of the equipments strings.
In described step 3, for immutable constraint, for example any maintenance must not be arranged because of force majeure such as weather in limiting several days, after all maintenance string manipulation are complete, the zone bit of this several days data of all strings is carried out logical and process, be about to that under constraint requirements, the corresponding period all is set to and can not works out.
Multiobject realization is chosen on the one hand take an interim algorithm as target, on the other hand other targets is converted into variable element impact maintenance string information.Reach equilibrium point between multiple goal by the weights coefficient of adjusting manually or automatically parameter before establishment.Wherein the parameter weights are configured in the global variable in establishment pond, such as electricity price weights or each maintenance interval etc.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment, the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or be equal to replacement the specific embodiment of the present invention, and do not break away from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of claim scope of the present invention.
Claims (6)
1. the unified modeling method of an overhaul of the equipments target and constraint is characterized in that: said method comprising the steps of:
Step 1: generate and work out the pond;
Step 2: resolve the maintenance ticket, and generate the overhaul of the equipments string;
Step 3: to the establishment pond zone bit for carrying out logical process.
2. the unified modeling method of overhaul of the equipments target according to claim 1 and constraint, it is characterized in that: described constraint comprises variable bound and immutable constraint; Described variable bound comprises that single equipment constraint and equipment room retrain mutually.
3. the unified modeling method of overhaul of the equipments target according to claim 1 and constraint, is characterized in that: in described step 1, work out the pond and comprise determined zero-time, concluding time and background information; Described background information comprises the electricity price of every day, standby electric weight, estimate power consumption and zero-time start-stop facility information during the concluding time.
4. the unified modeling method of overhaul of the equipments target according to claim 1 and constraint, it is characterized in that: the period given according to the user, the establishment pond of segment length when generating length and being, then with information on load or standby message as a setting information deposit in the establishment pond with same length correspondence.
5. the unified modeling method of overhaul of the equipments target according to claim 1 and constraint, it is characterized in that: described step 2 comprises the following steps:
Step 2-1: parsing need to be optimized the maintenance ticket of establishment in described establishment pond; The information of every maintenance ticket is converted into to work out the logical message of pond equal length, wherein take every day as unit data, each data comprises the zone bit that whether can work out and this overhaul of the equipments on same day capacity;
Step 2-2: generate the overhaul of the equipments string; Specifically comprise:
A) for the single equipment constraint, carry out logical and and process in the maintenance string of single equipment, can obtain the overhaul of the equipments string, described overhaul of the equipments string limits the maintenance setting range of this equipment;
B) mutually retrain for equipment room, when adjusting the information of maintenance string, if Constrained or target call have influence on other equipment, utilize the logical operation between both zone bits in the same time period to revise the information of other overhaul of the equipments strings.
6. the unified modeling method of overhaul of the equipments target according to claim 1 and constraint, it is characterized in that: in described step 3, for immutable constraint, for carrying out logical process, soon under constraint requirements, the corresponding period all is set to and can not works out to the zone bit in establishment pond.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117057593A (en) * | 2023-10-11 | 2023-11-14 | 中国长江电力股份有限公司 | Hydropower station maintenance strategy dynamic optimization method under multiple constraint conditions |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8275642B2 (en) * | 2007-01-19 | 2012-09-25 | International Business Machines Corporation | System to improve predictive maintenance and warranty cost/price estimation |
| CN102722852A (en) * | 2012-06-15 | 2012-10-10 | 中国电力科学研究院 | Method for compiling overhaul ticket |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8275642B2 (en) * | 2007-01-19 | 2012-09-25 | International Business Machines Corporation | System to improve predictive maintenance and warranty cost/price estimation |
| CN102722852A (en) * | 2012-06-15 | 2012-10-10 | 中国电力科学研究院 | Method for compiling overhaul ticket |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117057593A (en) * | 2023-10-11 | 2023-11-14 | 中国长江电力股份有限公司 | Hydropower station maintenance strategy dynamic optimization method under multiple constraint conditions |
| CN117057593B (en) * | 2023-10-11 | 2023-12-12 | 中国长江电力股份有限公司 | Hydropower station maintenance strategy dynamic optimization method under multiple constraint conditions |
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