CN109214690A - A kind of multi-factor evaluation car inspection and repair plan balance scheduling system and method - Google Patents
A kind of multi-factor evaluation car inspection and repair plan balance scheduling system and method Download PDFInfo
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Abstract
The invention discloses a kind of multi-factor evaluation car inspection and repair plans to balance scheduling system and method, belongs to car inspection and repair technical field.The planning management module of program system of the invention, for carrying out layout and management to the annual plan of car inspection and repair, monthly plan, week plan；Thread management module is repaired, for Cheng Jinhang digitization is repaired, formation 12 is variable to repair journey；Vehicle health state evaluation module, health status used for vehicles are evaluated, and from vehicle reliability, critical component detection parameters, life prediction and defect hidden danger various dimensions constitute vehicle health evaluation, provide foundation to formulate maintenance plan scheduling and part replacement；Job management module, for being managed to according to the upkeep operation task of final maintenance plan formation.The present invention adjusts repair Cheng Shunxu and repair time according to the actual situation, scientific and rational plan layout, is conducive to improve the online rate of train, while improving the reliability and safety of vehicle.
Description
Technical field
The present invention relates to car inspection and repair technical fields, more specifically to a kind of multi-factor evaluation car inspection and repair
Plan balance scheduling system and method.
Background technique
Urban rail transit vehicles be with, service work Rail Transit System important component.With city
The development of rail traffic, gradually forms Rail traffic network, and this requires the utilization of urban rail transit vehicles and service works
It must adapt to the overhaul management system of urban mass transit network, improve car inspection and repair quality and overhaul efficiency, guarantee vehicle fortune
With efficiency and safety.
Existing urban rail transit vehicles maintenance plan is according to traveling mileage or with the time come layout, by operation
Subsequent " breakdown maintenance " that mileage and service time carry out preventative " planned maintenance " and train breaks down, to vehicle arrangement into
Row regularly preventative maintenance, including daily test, double all inspections, monthly test, three monthly tests, periodical repair and un-wheeling repair etc., the maintenance of each rank is made
Hold in the industry it is many and diverse, maintenance content degree of redundancy it is larger, and ordinary maintenance can only train exit operation after carry out, maintenance activity
Process occupies the excessive service time, causes vehicle utilization rate low.Simultaneously with the continuous improvement of metro operation level, expose
Following problem.
(1) maintenance task is completed in order to guarantee the quality, it has to take interim measures, not only increase workload, but also imitate work
Rate is impacted, also causes the waste of human and material resources to a certain extent.
(2) contradiction of capacity and freight volume becomes increasingly conspicuous.With along the development of urban economy and subway infrastructure it is complete
Kind, metro passenger flow demand is continuously increased, and proposes very high requirement to vehicle in use operational percentage, and railcar quantity without
Increase accordingly, how the needs of further satisfaction Rail traffic network operation, improve the operational percentage of train, promote capacity, delay
Solve the contradiction of increasingly serious capacity and freight volume.
(3) existing maintenance instruction is not able to satisfy vehicle maintenance requirements under existence conditions.It arranges and carrys out maintenance plan and execute again
When do not change flexibly, do not account for the situation of vehicle, be equivalent to periodical repair, will cause the generation for repairing or owing phenomena such as repairing.
Through retrieving, Chinese Patent Application No. 201611222420.X, the applying date is on December 27th, 2016, innovation and creation name
Referred to as: based on the Transit Equipment year maintenance plan pre- discharge method automatically for repairing journey；The year maintenance plan of this application is automatically pre-
Discharge method: step 1, input year overhaul planning chart template, facility information table, history record of examination and repair journey table；Step 2 recalls
Year maintenance planning chart template；Step 3, filling year overhaul planning chart template；It is filtered out from facility information table and belongs to certain route
All repair apparatus of profession, and the corresponding service information of each repair apparatus is read in journey table from repairing, by repair apparatus and correspondence
Service information be filled into year maintenance planning chart template；Step 4 establishes objective function and constraint condition；Step 5, will filling after
Year maintenance planning chart template initial year maintenance plan is generated according to objective function and constraint condition, by annual maintenance task
It is assigned to 12 middle of the month；Step 6 audits initial year maintenance plan, is intended to be with year maintenance after the approval
Final year maintenance plan.This application improves the maintainability and economy of overhaul of the equipments, avoids artificial walkthrough annual test meter
Working efficiency caused by drawing is low, arranges phenomena such as not reasonable, but this application is just for the annual test plan of Transit Equipment
Automatic walkthrough is carried out, there is no this most important equipment is independent by vehicle；Walkthrough the result is that year maintenance plan, does not have
Related variation is made to the maintenance task of every month according to the actual conditions that equipment is run.
Summary of the invention
1. technical problems to be solved by the inivention
It is an object of the invention to overcome above-mentioned problems of the prior art, a kind of multi-factor evaluation is provided
Car inspection and repair plan balances scheduling system and method, and the present invention is by commenting from repairing the multi-factor comprehensives such as journey modularization, vehicle condition
Estimate maintenance plan, so that adjustment is repaired Cheng Shunxu and repair time according to the actual situation, scientific and rational plan layout, favorably
In the raising online rate of train, while improving the reliability and safety of vehicle.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
A kind of multi-factor evaluation car inspection and repair plan balance program system of the invention, including planning management module,
Repair thread management module, vehicle health state evaluation module and job management module, in which:
The planning management module, for the annual plan of car inspection and repair, monthly plan, week plan carry out layout and
Management；
Described repairs thread management module, for Cheng Jinhang digitization is repaired, formation 12 is variable to repair journey；
The vehicle health state evaluation module, health status used for vehicles are evaluated, from vehicle reliability,
Critical component detection parameters, life prediction and defect hidden danger various dimensions constitute vehicle health evaluation, to formulate maintenance plan scheduling
Foundation is provided with part replacement；
The job management module, for carrying out pipe to according to the upkeep operation task of final maintenance plan formation
Reason.
Further, thread management module, planning management module and the job management module of repairing is sequentially connected, and completes number
According to interaction；The planning management module is connected with vehicle health state evaluation module, completes data interaction.
Further, the program system further includes multiple station billboard and hand-held maintenance terminal, station billboard
Using touching display screen, mode is connected system with hand-held maintenance terminal by wireless communication, realizes with hand-held maintenance eventually
The information exchange at end is intended to variation and is presented to related service personnel.
A kind of multi-factor evaluation car inspection and repair plan of the invention balances scheduling method, the steps include:
Step 1: the annual maintenance total amount of train it is constant, do not change the maintenance cycle of each component and repair depth feelings
Under condition, the maintenance content of traditional plan and control originally is split in monthly test, new maintenance procedure is formed；
Step 2: annual plan, monthly plan and week plan are worked out according to journey is repaired；
Step 3: comprehensively utilizing the support of multi-source monitoring data, and vehicle operation data is relied on to establish commenting for automation collection
Valence index carries out logical operation, evaluates vehicle health state；
Step 4: according to step 3 data processed result, variation is made an amendment to Strategies of Maintenance；
Step 5: institute's layout is planned to be presented to related maintenance people on station billboard and/or hand-held maintenance terminal
Member, maintenance personal repair operation according to plan.
Further, it is that drivers' cab is electrical that the division of teaching contents repaired is intended in step 1, and guest room is electrical, guest room, driver
Indoor dress, car door is electrical under vehicle, bogie, hitch, car body, run-through channel, and braking system and air gas circuit, drivers' cab function are surveyed
Commissioning examination is moved in examination, guest room functional test, and it includes several overhauling projects in each maintenance task that special project, which repairs 12 maintenance tasks,
It the time between overhauls(TBO) for determining each overhauling project according to train maintenance instruction manual, was allocated by 12 months, makes to concentrate maintenance originally
Mode be converted to by it is monthly divide equally, make full use of the window time of car operation peak Hui Ku to be overhauled.
Further, annual plan in annual October carries out rolling volume according to the plan of previous year in step 2
System, each repaired the time interval controls of journey at 30 days, positive and negative deviation 15%；To each monthly maintenance task amount and this year
The maintenance task amount of degree is counted.
Monthly plan is worked out according to annual plan, and plan time is not across the moon when establishment, to the maintenance task of every train
Amount and this monthly maintenance task amount are counted, monthly plan include maintenance in need train；
Week plan carries out layout according to monthly plan, plans in week comprising overhauling train number, repairs journey title, maintenance teams and groups, inspection
Repair personnel's number, inspector, technology rectification.
Further, monitoring data described in step 3 include the body system, built in system, hitch system of train
System, run-through channel system, door device, bogie system, air-conditioning and heating system, lighting system, low-voltage power supply system, air system
Dynamic system, passenger information system, fire alarm system, main circuit system, trailer system, secondary power system and network-control system
The operating status of system, malfunction, runing time.
Further, in step 3 vehicle health evaluation state objective function are as follows:
Wherein xijKey characterization parameter j, the count (x of expression system iij) it is counting function, system is alerted
Number adds up, Δ parameter (yij) it is parameter fluctuation function, indicate the parameter fluctuation value of system, yijIt is to pass through system
Parameter logistics operation obtains, and F (x) is evaluation result value, and the health status for being worth bigger expression vehicle is poorer, is worth smaller expression vehicle
Health status it is better.
Further, step 4 does following variation to Strategies of Maintenance:
1) three vehicles minimum to comprehensive score, maintenance plan of giving priority in arranging for；
2) five low vehicles of comprehensive score time are wanted the time advance of car inspection and repair no more than the time in step 2
It asks；
3) it according to the accumulative alarm number of system in step 3, related journey task of repairing will be overhauled in advance with the system.
3. beneficial effect
Using technical solution provided by the invention, compared with existing well-known technique, there is following remarkable result:
(1) a kind of multi-factor evaluation car inspection and repair plan of the invention balances program system, planning management module
Layout and management are carried out to the annual plan of car inspection and repair, monthly plan, week plan, repair thread management module to repairing Cheng Jinhang data
Change, formation 12 is variable to repair journey, and vehicle health state evaluation module evaluates the health status of vehicle, to formulate inspection
It repairs plan scheduling and part replacement provides foundation, job management module is appointed to according to the upkeep operation of final maintenance plan formation
Business is managed, and four module cooperative cooperations reduce the inspection of single vehicles using new maintenance model, while using the empty window phase
The time is repaired, the service time of train is increased, improves vehicle utilization rate；
(2) a kind of multi-factor evaluation car inspection and repair plan of the invention balances program system, in many ways in real time
Notify related service personnel comprising be shown by station billboard, real-time informing correlation service personnel, which can
Using touching display screen, easy access personnel's is operated with, and mode and hand-held maintenance terminal phase by wireless communication
Even, the information exchange for realizing system and hand-held maintenance terminal is intended to variation and is presented to related service personnel；
(3) a kind of multi-factor evaluation car inspection and repair plan of the invention balances scheduling method, has carried out maintenance plan
Optimization, improve vehicle utilization rate, improve the operational percentage of train, promote capacity, alleviate increasingly serious capacity and freight volume
Contradiction；
(4) a kind of multi-factor evaluation car inspection and repair plan of the invention balances scheduling method, to rail traffic vehicles
The multi-factor evaluations such as maintenance procedure and vehicle condition, provide maintenance plan strategy, not only increase overhaul efficiency, compensate for
The deficiency of scheduled overhaul mode also greatly improves the online rate of train, the reliability of vehicle and safety.
Detailed description of the invention
Fig. 1 is a kind of module diagram of multi-factor evaluation car inspection and repair plan balance program system of the invention；
Fig. 2 is a kind of flow diagram of multi-factor evaluation car inspection and repair plan balance scheduling method of the invention.
Specific embodiment
To further appreciate that the contents of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
In conjunction with Fig. 1, a kind of multi-factor evaluation car inspection and repair plan of the present embodiment balances program system, including plan
Management module, to repair thread management module, vehicle health state evaluation module, job management module, multiple station billboard (touch aobvious
Display screen) and hand-held maintenance terminal (PDA).Wherein, system real-time informing correlation service personnel in many ways comprising logical
It crosses station billboard to be shown, touching display screen, easy access can be used in real-time informing correlation service personnel, the station billboard
Personnel's operates with, and mode is connected with hand-held maintenance terminal by wireless communication, realizes system and hand-held maintenance eventually
The information exchange at end is intended to variation and is presented to related service personnel.Station billboard (touching display screen) can show the work
Essential information, maintenance task and the job instruction of position, failure propose report, the submission of work order.Hand-held maintenance terminal (PDA) can
Inspection is put in task push.It is described repair thread management module, planning management module is connected with job management module, planning management mould
Block is connected with vehicle health state evaluation module.
The planning management module, for the annual plan of car inspection and repair, monthly plan, week plan carry out layout and
Management.
Described repairs thread management module, for Cheng Jinhang digitization is repaired, formation 12 is variable to repair journey.
The vehicle health state evaluation module, health status used for vehicles are evaluated, from vehicle reliability,
Critical component detection parameters, life prediction and defect hidden danger various dimensions constitute vehicle health evaluation, to formulate maintenance plan scheduling
Foundation is provided with part replacement.
The job management module, for carrying out pipe to according to the upkeep operation task of final maintenance plan formation
Reason.
In conjunction with Fig. 2, a kind of multi-factor evaluation car inspection and repair plan of the present embodiment balances scheduling method, including following
Step:
Step 1: the annual maintenance total amount of train it is constant, do not change the maintenance cycle of each component and repair depth feelings
Under condition, scientifically and rationally the maintenance content of traditional plan and control originally is split in monthly test, forms new maintenance procedure.Specifically such as
Under:
Being intended to the division of teaching contents repaired is that drivers' cab is electrical, and guest room is electrical, and guest room, drivers' cab are built-in, car door, Che Xia electricity
Gas, bogie, hitch, car body, run-through channel, braking system and air gas circuit, drivers' cab functional test, guest room functional test are moved
Commissioning examination, special project repair 12 maintenance tasks, include several overhauling projects in each maintenance task, according to train maintenance instruction manual
It the time between overhauls(TBO) for determining each overhauling project, was allocated by 12 months, makes to concentrate the mode of maintenance to be converted to by monthly originally
Respectively, the window time of car operation peak Hui Ku is made full use of to be overhauled.
Step 2: annual plan, monthly plan and week plan are worked out according to journey is repaired.It is specific as follows:
Annual plan carries out rolling establishment according to the plan of previous year in annual October, each repairs the time interval of journey
Control was at 30 days or so, positive and negative deviation 15%.To each monthly maintenance task amount and the maintenance task amount in the current year
There is statistics.
Monthly plan is worked out according to annual plan, and plan time not appoint the maintenance of every train across the moon when establishment
Business amount and this monthly maintenance task amount have statistics, to prevent omitting, monthly plan include maintenance in need train.
Week plan carries out layout according to monthly plan, plans in week comprising overhauling train number, repairs journey title, maintenance teams and groups, inspection
Repair personnel's number, inspector, technology rectification.
Step 3: comprehensively utilizing the support of multi-source monitoring data, and vehicle operation data is relied on to establish commenting for automation collection
Valence index carries out logical operation, evaluates vehicle health state.
In above-mentioned steps, the multi-source monitoring data include the body system of train, built in system, coupler system,
Run-through channel system, door device, bogie system, air-conditioning and heating system, lighting system, low-voltage power supply system, air damping
System, passenger information system, fire alarm system, main circuit system, trailer system, secondary power system and network control system
Operating status, malfunction, runing time.If pantograph, wheel are to, battery, operation milimeter number.
By the parameter of each system more than acquiring, the fluction analysis of multi-parameter is carried out:
Failure is calculated using cumulative alarm number, accumulation calculating such as is carried out to the alarm number of door device.Its
In, system core characteristic parameter determines: key characterization parameter refers to that this feature parameter has particularly important influence in the system, such as should
Characteristic parameter up to standard cannot will seriously affect the normal work of the system.The confirmation of key characterization parameter needs administrative staff, skill
The personnel such as art personnel, technologist, maintenance personal discuss to the parameter of system monitoring.
The objective function of vehicle health evaluation state are as follows:
Wherein xijKey characterization parameter j, the count (x of expression system iI, j) it is counting function, system is alerted
Number adds up, Δ parameter (yij) it is parameter fluctuation function, indicate the parameter fluctuation value of system, yijIt is to pass through system
Parameter is obtained by logical operation, and F (x) is evaluation result value, and the health status for being worth bigger expression vehicle is poorer, is worth smaller table
Show that the health status of vehicle is better.
The key characterization parameter x of vehicle health evaluation model identification train systemijWith other parameters aij.To train system
The number that whether alerts of key characterization parameter counted.There is no alarms to believe for the key characterization parameter of train system
Breath carries out the operation about parameter fluctuation to key characterization parameter and system other parameters.Parameter is normalized, if
The intrinsic range of quantitative shape parameter i is [Mmin, Mmax], the normalization formula of the parameter index for being the bigger the better isNormalization formula for the smaller the better parameter index isTo normalized number
According to standard deviation calculation process is carried out, the formula of standard deviation is calculatedIt indicates to join with last standard deviation result
Several fluctuation situation, wherein the average value of μ expression parameter fluctuation.
Step 4: according to step 3 data processed result, there is following variation to Strategies of Maintenance:
1) three vehicles minimum to comprehensive score, maintenance plan of giving priority in arranging for；
2) five low vehicles of comprehensive score time are wanted the time advance of car inspection and repair no more than the time in step 2
It asks, i.e., the time overhauled in advance is no more than the 15% of 30 days；
3) it according to the accumulative alarm number of certain system in step 3, related journey task of repairing will be overhauled in advance with the system.
A kind of multi-factor evaluation car inspection and repair plan of the present embodiment balances scheduling system and method, by track
The multi-factor evaluations such as vehicular traffic maintenance procedure and vehicle condition, provide maintenance plan strategy.Not only increase maintenance effect
Rate compensates for the deficiency of scheduled overhaul mode, also substantially increases the online rate of train, the reliability of vehicle and safety.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (9)
1. a kind of multi-factor evaluation car inspection and repair plan balances program system, it is characterised in that: including planning management module,
Repair thread management module, vehicle health state evaluation module and job management module, in which:
The planning management module, for carrying out layout and pipe to the annual plan of car inspection and repair, monthly plan, week plan
Reason；
Described repairs thread management module, for Cheng Jinhang digitization is repaired, formation 12 is variable to repair journey；
The vehicle health state evaluation module, health status used for vehicles are evaluated, from vehicle reliability, key
Component detection parameters, life prediction and defect hidden danger various dimensions constitute vehicle health evaluation, to formulate maintenance plan scheduling and portion
Part replacement provides foundation；
The job management module, for being managed to according to the upkeep operation task of final maintenance plan formation.
2. a kind of multi-factor evaluation car inspection and repair plan according to claim 1 balances program system, feature exists
In: thread management module, planning management module and the job management module of repairing is sequentially connected, and completes data interaction；The plan
Management module is connected with vehicle health state evaluation module, completes data interaction.
3. a kind of multi-factor evaluation car inspection and repair plan according to claim 1 or 2 balances program system, feature
Be: the program system further includes multiple station billboard and hand-held maintenance terminal, and station billboard uses touch display
Screen, mode is connected system with hand-held maintenance terminal by wireless communication, realizes the information exchange with hand-held maintenance terminal, will
Planned change is presented to related service personnel.
4. a kind of multi-factor evaluation car inspection and repair plan balances scheduling method, which is characterized in that the steps include:
Step 1: the annual maintenance total amount of train it is constant, do not change the maintenance cycle of each component and maintenance depth in the case where,
Originally the maintenance content of traditional plan and control is split in monthly test, new maintenance procedure is formed；
Step 2: annual plan, monthly plan and week plan are worked out according to journey is repaired；
Step 3: comprehensively utilizing the support of multi-source monitoring data, and the evaluation for relying on vehicle operation data to establish automation collection refers to
Mark carries out logical operation, evaluates vehicle health state；
Step 4: according to step 3 data processed result, variation is made an amendment to Strategies of Maintenance；
Step 5: by institute's layout plan be presented to related maintenance personal on station billboard and/or hand-held maintenance terminal, tie up
It repairs personnel and repairs operation according to plan.
5. a kind of multi-factor evaluation car inspection and repair plan according to claim 4 balances scheduling method, feature exists
In: it is that drivers' cab is electrical that the division of teaching contents repaired is intended in step 1, and guest room is electrical, and guest room, drivers' cab are built-in, car door, under vehicle
Electrically, bogie, hitch, car body, run-through channel, braking system and air gas circuit, drivers' cab functional test, guest room functional test,
Dynamic commissioning examination, special project repair 12 maintenance tasks, include several overhauling projects in each maintenance task, according to train maintenance instruction
Book determines the time between overhauls(TBO) of each overhauling project, is allocated by 12 months, makes to concentrate the mode of maintenance to be converted to monthly originally
Degree is divided equally, and the window time of car operation peak Hui Ku is made full use of to be overhauled.
6. a kind of multi-factor evaluation car inspection and repair plan according to claim 5 balances scheduling method, feature exists
In: annual plan carries out rolling establishment according to the plan of previous year in annual October in step 2, each repairs the time of journey
Separation control was at 30 days, positive and negative deviation 15%；To each monthly maintenance task amount and the maintenance task amount in the current year into
Row statistics.
Monthly plan is worked out according to annual plan, when establishment plan time not across the moon, maintenance task amount to every train and
This monthly maintenance task amount is counted, monthly plan include maintenance in need train；
Week plan carries out layout according to monthly plan, plans in week comprising overhauling train number, repairs journey title, maintenance teams and groups, maintenance people
Member's number, inspector, technology rectification.
7. a kind of multi-factor evaluation car inspection and repair plan according to claim 6 balances scheduling method, feature exists
In: monitoring data described in step 3 include the body system, built in system, coupler system, run-through channel system, car door of train
System, bogie system, air-conditioning and heating system, lighting system, low-voltage power supply system, Pneumatic brake systems, Customer information system
The operating status of system, fire alarm system, main circuit system, trailer system, secondary power system and network control system, failure
State, runing time.
8. a kind of multi-factor evaluation car inspection and repair plan according to claim 7 balances scheduling method, feature exists
In: the objective function of vehicle health evaluation state in step 3 are as follows:
Wherein xijKey characterization parameter j, the count (x of expression system iij) be counting function, the number that system is alerted into
Row is cumulative, Δ parameter (yij) it is parameter fluctuation function, indicate the parameter fluctuation value of system, yijIt is to be patrolled by system parameter
Collect what operation obtained, F (x) is evaluation result value, and the health status for being worth bigger expression vehicle is poorer, is worth being good for for smaller expression vehicle
Health state is better.
9. a kind of multi-factor evaluation car inspection and repair plan according to claim 8 balances scheduling method, feature exists
In: step 4 does following variation to Strategies of Maintenance:
1) three vehicles minimum to comprehensive score, maintenance plan of giving priority in arranging for；
2) five vehicles low to comprehensive score time, by the time advance of car inspection and repair, no more than the time requirement in step 2；
3) it according to the accumulative alarm number of system in step 3, related journey task of repairing will be overhauled in advance with the system.
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| CN110210782A (en) * | 2019-06-12 | 2019-09-06 | 中国神华能源股份有限公司 | Formulate the method and apparatus and machine readable storage medium of components time between overhauls(TBO) |
| CN110210161A (en) * | 2019-06-12 | 2019-09-06 | 中国神华能源股份有限公司 | Appraisal procedure, device and the storage medium of rail vehicle health status |
| CN110222436A (en) * | 2019-06-12 | 2019-09-10 | 中国神华能源股份有限公司 | Appraisal procedure, device and the storage medium of Train Parts health status |
| CN110222437A (en) * | 2019-06-12 | 2019-09-10 | 中国神华能源股份有限公司 | Appraisal procedure, device and the storage medium of train car team health status |
| CN110232452A (en) * | 2019-06-12 | 2019-09-13 | 中国神华能源股份有限公司 | Repair method and system based on track car team state of the art |
| CN111489071A (en) * | 2020-03-30 | 2020-08-04 | 上海电气集团股份有限公司 | Maintenance method and system for rail transit vehicle |
| CN111598269A (en) * | 2020-05-26 | 2020-08-28 | 上海烟草集团有限责任公司 | Equipment maintenance plan scheduling method, system, medium and device |
| CN112132422A (en) * | 2020-09-07 | 2020-12-25 | 明阳智慧能源集团股份公司 | Wind field intelligence operation and maintenance scheduling system |
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| CN114493066A (en) * | 2020-11-11 | 2022-05-13 | 中核核电运行管理有限公司 | Automatic scheduling method based on overhaul of nuclear power plant |
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| CN112966842A (en) * | 2021-03-29 | 2021-06-15 | 卡斯柯信号(成都)有限公司 | Subway vehicle maintenance plan automatic generation method based on time slice segmentation |
| CN115320676A (en) * | 2022-07-26 | 2022-11-11 | 中国铁路工会中国铁路乌鲁木齐局集团有限公司乌鲁木齐西车辆段委员会 | Railway freight car tool car shunting management system |
| CN115719221A (en) * | 2022-11-22 | 2023-02-28 | 北京思维实创科技有限公司 | Vehicle bogie overhauling method, system, terminal equipment and storage medium |
| CN115719221B (en) * | 2022-11-22 | 2023-09-19 | 北京思维实创科技有限公司 | Method, system, terminal equipment and storage medium for overhauling bogie of vehicle |
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