CN110209104A - The system and method for intelligent monitoring and operation and maintenance - Google Patents

The system and method for intelligent monitoring and operation and maintenance Download PDF

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Publication number
CN110209104A
CN110209104A CN201910441256.9A CN201910441256A CN110209104A CN 110209104 A CN110209104 A CN 110209104A CN 201910441256 A CN201910441256 A CN 201910441256A CN 110209104 A CN110209104 A CN 110209104A
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China
Prior art keywords
data
equipment
maintenance
unit
data acquisition
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Pending
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CN201910441256.9A
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Chinese (zh)
Inventor
曾军
杨泳
甘露
张玉泉
张彦铎
卢涛
李晓林
鲁统伟
曹鹏彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Institute of Technology
Wuhan Fiberhome Technical Services Co Ltd
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Wuhan Institute of Technology
Wuhan Fiberhome Technical Services Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan Institute of Technology, Wuhan Fiberhome Technical Services Co Ltd filed Critical Wuhan Institute of Technology
Priority to CN201910441256.9A priority Critical patent/CN110209104A/en
Publication of CN110209104A publication Critical patent/CN110209104A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/048Monitoring; Safety

Abstract

The invention discloses the system and methods of a kind of intelligent monitoring and operation and maintenance, it is related to urban track traffic field of communication technology, which includes: device data acquisition unit, device data processing unit, equipment performance analysis and anticipation unit and operation maintenance management unit;The device data acquisition unit is used to acquire the equipment fault data and/or device performance data of each equipment;The device data processing unit is for sending the device performance data to the equipment performance analysis and anticipation unit, by the equipment fault data transmission to the operation maintenance management unit;The equipment performance analysis and anticipation unit are used for analytical equipment performance data, and generate corresponding anticipation data;The operation maintenance management unit forms maintenance management data for obtaining and analyzing the equipment fault data and the anticipation data.The present invention can the performance degradation trend to equipment prejudge, instruct staff to equipment carry out operation and maintenance.

Description

The system and method for intelligent monitoring and operation and maintenance
Technical field
The present invention relates to urban track traffic fields of communication technology, and in particular to a kind of intelligent monitoring and operation and maintenance are System and method.
Background technique
Urban track traffic includes: subway system, light rail systems, monorail system, tramcar, magnetic floating system, leads automatically To rail system, administrative region of a city fast railway system.The many cities in China are in the stage of high speed development, urban track traffic also with Carry out Large scale construction, Urban Rail Transit Communication System is the control core of urban track traffic, as city rail is handed over The operation and maintenance of logical Large scale construction, Urban Rail Transit Communication System become increasingly complex.
Currently, the operation and maintenance of rail traffic communication system have the following problems:
1, rail traffic communication system is typically provided fault warning unit, but general collecting device of fault warning unit Fault data, then these equipment fault data are shown into equipment fault on the display device, it has a single function, lacks to equipment The guidance of operation and maintenance.
2, existing equipment alarm and upkeep operation are independent from each other in process, and shortage is subsequent to equipment to be tieed up again The guidance of shield is in particular in that each upkeep operation is isolated cases, and the valuable information of process is difficult to be worked below point It enjoys and uses for reference.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide a kind of intelligent monitoring and operation and maintenance System and method, can the performance degradation trend to equipment prejudge, instruct staff to equipment carry out operation and maintenance.
To achieve the above objectives, the technical solution adopted by the present invention is that: a kind of system of intelligent monitoring and operation and maintenance, use It is monitored and operation and maintenance in the equipment to Urban Rail Transit Communication System, comprising: device data acquisition unit, number of devices According to processing unit, equipment performance analysis and anticipation unit and operation maintenance management unit;
The device data acquisition unit is used to acquire the equipment fault data and/or equipment performance number of each equipment According to, and it is sent to the device data processing unit;
The device data processing unit is used to send to the device performance data equipment performance analysis and pre- Sentence unit, by the equipment fault data transmission to the operation maintenance management unit;
Equipment performance analysis and anticipation unit be used for the device performance parameters value in the device performance data into Row analysis of trend determines that this sets if one or more of which device performance parameters value is inferior to preset threshold values Standby failure will occur and generate corresponding anticipation data;
The operation maintenance management unit is used to obtaining and analyzing the equipment fault data and the anticipation data, according to The result of analysis forms maintenance management data.
Based on the above technical solution, the system also includes:
Mobile terminal processing unit is used to obtain the maintenance management data and carries out corresponding maintenance processing, and will maintenance The maintenance result data that processing obtains is transferred to the operation maintenance management unit and is stored.
Based on the above technical solution, the device data processing unit includes server end and client, described Server end is equipped with warning data acquisition module, and the client is equipped with alarm display module;
The warning data acquisition module is sent for receiving the equipment fault data and the maintenance result data To the client;
The alarm display module is for showing the equipment fault data and the maintenance result data.
Based on the above technical solution, the device data acquisition unit is acquired equipped with three-level: sub- device data is adopted Collect unit, line level device data acquisition unit and gauze grade device data acquisition unit;
The sub- device data acquisition unit is used to acquire the equipment fault data and/or equipment of the equipment from a certain equipment Performance data;
The line level device data acquisition unit be used to obtain the data of the line level device data acquisition unit into Row parsing and regular, and is sent to the gauze grade device data acquisition unit;
The gauze grade device data acquisition unit be used to obtain the data of the gauze grade device data acquisition unit into Row parsing and regular, and is sent to the device data acquisition unit.
Based on the above technical solution, the equipment performance analysis and anticipation unit include device performance data management Component, device performance data analytic unit and equipment fault prejudge component;
The device performance data management assembly is for being managed the device performance data;
The device performance data analytic unit is for the change to all properties parameter value in the device performance data Change trend is analyzed;
The equipment fault anticipation component is used for the variation tendency according to the performance parameter value, carries out with preset threshold values Compare, if one or more device parameter values are inferior to preset threshold values, judges that equipment fault will occur and generate corresponding Prejudge data.
It is an object of the invention to also provide a kind of method of intelligent monitoring and the operation and maintenance of above system, including it is following Step:
Device data acquisition unit acquires the equipment fault data and/or device performance data of each equipment, and is sent to Device data processing unit;
Device data processing unit sends device performance data to equipment performance analysis and anticipation unit, by equipment fault Data transmission gives operation maintenance management unit;
Equipment performance analysis and anticipation unit carry out trend analysis to the device performance parameters value in device performance data, if When one or more of which device performance parameters value is inferior to preset threshold values, then determine that the equipment fault will occur and give birth to At corresponding anticipation data;
Device data processing unit obtains simultaneously analytical equipment fault data and anticipation data, is formed and is tieed up according to the result of analysis Pillar manages data.
Based on the above technical solution, further comprising the steps of:
Mobile terminal processing unit obtains maintenance management data and carries out corresponding maintenance processing, and the dimension that maintenance is handled Shield result data is transferred to operation maintenance management unit and is stored.
Based on the above technical solution, operation maintenance management unit includes server end and client, server end Equipped with warning data acquisition module, client is equipped with alarm display module;
Warning data acquisition module receiving device fault data, and it is sent to client;
Alarm display module shows equipment fault data.
Based on the above technical solution, device data acquisition unit is acquired equipped with three-level: sub- device data acquisition list Member, line level device data acquisition unit and gauze grade device data acquisition unit;
Sub- device data acquisition unit acquires the equipment fault data and/or equipment performance number of the equipment from a certain equipment According to;
Line level device data acquisition unit obtain line level device data acquisition unit data carry out parsing and it is regular, And it is sent to gauze grade device data acquisition unit;
The data that gauze grade device data acquisition unit obtains the gauze grade device data acquisition unit carry out parsing and It is regular, and it is sent to device data acquisition unit.
Based on the above technical solution, equipment performance analysis and anticipation unit include device performance data management group Part, device performance data analytic unit and equipment fault prejudge component;
Device performance data management assembly is managed device performance data;
Device performance data analytic unit divides the variation tendency of the device performance parameters value in device performance data Analysis;
Equipment fault prejudges component according to the variation tendency of device performance parameters value, is compared with preset threshold values, if Wherein one or more device performance parameters values are inferior to preset threshold values, then judge that equipment fault will occur and generate corresponding Prejudge data.
Compared with the prior art, the advantages of the present invention are as follows: the system of intelligent monitoring and operation and maintenance of the invention and side Method is analyzed and is prejudged by equipment performance unit and analyzes the device performance data of equipment, and then bad to the performance of equipment Change trend is prejudged, and staff is instructed to carry out operation and maintenance to equipment.
Detailed description of the invention
Fig. 1 is a schematic diagram of the system of intelligent monitoring and operation and maintenance in the embodiment of the present invention;
Fig. 2 is another schematic diagram of the system of intelligent monitoring and operation and maintenance in the embodiment of the present invention;
Fig. 3 is the schematic diagram for the comprising modules that device data acquisition unit includes in the embodiment of the present invention;
Fig. 4 is the flow chart of the method for intelligent monitoring and operation and maintenance in the embodiment of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
Shown in Figure 1, the embodiment of the present invention provides the system of a kind of intelligent monitoring and operation and maintenance, for city rail The equipment of road traffic communications system is monitored and operation and maintenance, comprising: device data acquisition unit, device data processing are single Member, equipment performance analysis and anticipation unit and operation maintenance management unit;
Device data acquisition unit is used to acquire the equipment fault data and/or device performance data of each equipment, concurrently It send to device data processing unit;
Device data processing unit is used to send to device performance data equipment performance analysis and anticipation unit, by equipment Fault data sends operation maintenance management unit to;
Equipment performance analysis and anticipation unit to the device performance parameters value in device performance data for being changed Potential analysis determines the equipment fault i.e. if one or more of which device performance parameters value is inferior to preset threshold values It will occur and generate corresponding anticipation data;
Operation maintenance management unit is for obtaining simultaneously analytical equipment fault data and anticipation data, according to the result shape of analysis At maintenance management data.
Compared with prior art, the system of intelligent monitoring and the operation and maintenance of the embodiment of the present invention passes through equipment performance point Analysis and anticipation unit analyze the device performance data of equipment, and then prejudge to the performance degradation trend of equipment, refer to It leads staff and operation and maintenance is carried out to equipment.
It is shown in Figure 2 as preferred embodiment, the system of intelligent monitoring and the operation and maintenance of the embodiment of the present invention It further include mobile terminal processing unit, mobile terminal processing unit obtains maintenance management data and carries out corresponding maintenance processing, and will dimension The maintenance result data that shield is handled is transferred to operation maintenance management unit and is stored.Preferably, mobile terminal processing unit Android (Android) and apple (IOS) system of support.
Specifically, equipment fault warning information generation-equipment alarm information is sent to maintenance personnel-maintenance personnel and receives dimension Shield information processing equipment failure-maintenance processing result feeds back to maintenance management unit and is stored, and carries out when subsequent to the equipment When maintenance, related data can be extracted, follow-up maintenance personnel is instructed to safeguard, the embodiment of the present invention by equipment fault alarm and The maintenance processing of maintenance personnel is associated, the closed-loop process of realization operation and maintenance event, operation and maintenance process real-time tracking, and When understand work disposal progress, be conducive to resource rational allocation, valuable operation and maintenance information shared and used for reference, is mentioned High experience precipitates effectiveness, and the Centralized Monitoring and operation maintenance management for improving equipment in Urban Rail Transit Communication System are horizontal.
Shown in Figure 3 as preferred embodiment, device data acquisition unit includes at least private communication and transmits mould Block, official telephone module, telephone for special use module, dedicated video monitoring module, Customer information module, clock module, broadcast module, Private communication power module.Private communication transmission module, official telephone module, telephone for special use module, dedicated video monitoring module, Customer information module, clock module, broadcast module and power source special module are by respective northbound interface by equipment fault number According to and/or device performance data, be sent to device data acquisition unit.
As preferred embodiment, device data processing unit includes server end and client, and server end is equipped with Warning data acquisition module, client are equipped with alarm display module;
Warning data acquisition module is used for receiving device fault data, and is sent to client.By the association appointed in advance Specification is discussed, the data of script various criterion can also be carried out consistency conversion by warning data acquisition module, after data Phase processing.
Alarm display module is for showing equipment fault data, and according to the care degree of user, alarm display module can be with thing Several templates are first set, these templates can be text, be also possible to figure, realize the visualization of data.
As preferred embodiment, device data acquisition unit is acquired equipped with three-level: sub- device data acquisition unit, line Road grade device data acquisition unit and gauze grade device data acquisition unit;
Sub- device data acquisition unit is used to acquire the equipment fault data and/or equipment performance of the equipment from a certain equipment Data;
Line level device data acquisition unit be used for obtain line level device data acquisition unit data carry out parsing and It is regular, and it is sent to gauze grade device data acquisition unit;
Gauze grade device data acquisition unit be used for obtain gauze grade device data acquisition unit data carry out parsing and It is regular, and it is sent to device data acquisition unit.
The embodiment of the present invention uses sub- device data acquisition unit-line level device data acquisition unit-gauze grade equipment The deployment of data acquisition unit three-level, it is ensured that equipment level and clear logic, the adjustment of any equipment and change do not influence be System operation.
As preferred embodiment, equipment performance analysis and anticipation unit include device performance data management assembly, set Standby performance data analysis component and equipment fault prejudge component;
Device performance data management assembly is for being managed device performance data;
Device performance data analytic unit be used for the variation tendency of all properties parameter value in device performance data into Row analysis;
Equipment fault prejudges component for the variation tendency according to performance parameter value, is compared with preset threshold values, if One or more device parameter values are inferior to preset threshold values, then judge that equipment fault will occur and generate corresponding anticipation number According to.
Shown in Figure 4, the embodiment of the present invention also provides the method for a kind of intelligent monitoring and operation and maintenance, including following step It is rapid:
Device data acquisition unit acquires the equipment fault data and/or device performance data of each equipment, and is sent to Device data processing unit;
Device data processing unit sends device performance data to equipment performance analysis and anticipation unit, by equipment fault Data transmission gives operation maintenance management unit;
Equipment performance analysis and anticipation unit carry out trend analysis to the device performance parameters value in device performance data, if When one or more of which device performance parameters value is inferior to preset threshold values, then determine that the equipment fault will occur and give birth to At corresponding anticipation data;
Operation maintenance management unit obtains simultaneously analytical equipment fault data and anticipation data, is formed and is tieed up according to the result of analysis Pillar manages data.
Compared with prior art, the method for intelligent monitoring and the operation and maintenance of the embodiment of the present invention passes through equipment performance point Analysis and anticipation unit analyze the device performance data of equipment, and then prejudge to the performance degradation trend of equipment, can To instruct staff to carry out operation and maintenance to equipment.
As preferred embodiment, mobile terminal processing unit obtains maintenance management data and carries out corresponding maintenance processing, And the maintenance result data that maintenance is handled is transferred to operation maintenance management unit and is stored.
As preferred embodiment, the device data processing unit includes server end and client, server end Equipped with warning data acquisition module, client is equipped with alarm display module;
Warning data acquisition module receiving device fault data and maintenance result data, and it is sent to client;
Alarm display module shows equipment fault data and maintenance result data.
As preferred embodiment, device data acquisition unit is acquired equipped with three-level: sub- device data acquisition unit, line Road grade device data acquisition unit and gauze grade device data acquisition unit;
Sub- device data acquisition unit acquires the equipment fault data and/or equipment performance number of the equipment from a certain equipment According to;
Line level device data acquisition unit obtain line level device data acquisition unit data carry out parsing and it is regular, And it is sent to gauze grade device data acquisition unit;
Gauze grade device data acquisition unit obtain gauze grade device data acquisition unit data carry out parsing and it is regular, And it is sent to device data acquisition unit.
As preferred embodiment, equipment performance analysis and anticipation unit include device performance data management assembly, set Standby performance data analysis component and equipment fault prejudge component;
Device performance data management assembly is managed device performance data;
Device performance data analytic unit divides the variation tendency of the device performance parameters value in device performance data Analysis;
Equipment fault prejudges component according to the variation tendency of device performance parameters value, is compared with preset threshold values, if Wherein one or more device performance parameters values are inferior to preset threshold values, then judge that equipment fault will occur and generate corresponding Prejudge data.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.

Claims (10)

1. the system of a kind of intelligent monitoring and operation and maintenance, for the equipment to Urban Rail Transit Communication System be monitored with Operation and maintenance characterized by comprising device data acquisition unit, device data processing unit, equipment performance analysis and anticipation Unit and operation maintenance management unit;
The device data acquisition unit is used to acquire the equipment fault data and/or device performance data of each equipment, And it is sent to the device data processing unit;
The device data processing unit is used to send to the device performance data equipment performance and analyzes and prejudge list Member gives the equipment fault data transmission to the operation maintenance management unit;
The equipment performance analysis and anticipation unit are for becoming the device performance parameters value in the device performance data Change trend analysis, if one or more of which device performance parameters value is inferior to preset threshold values, determines equipment event Barrier will occur and generate corresponding anticipation data;
The operation maintenance management unit is for obtaining and analyzing the equipment fault data and the anticipation data, according to analysis Result formed maintenance management data.
2. the system of intelligent monitoring as described in claim 1 and operation and maintenance, which is characterized in that the system also includes:
Mobile terminal processing unit is used to obtain the maintenance management data and carries out corresponding maintenance processing, and maintenance is handled Obtained maintenance result data is transferred to the operation maintenance management unit and is stored.
3. the system of intelligent monitoring as described in claim 1 and operation and maintenance, it is characterised in that:
The device data processing unit includes server end and client, and the server end is equipped with warning data acquisition mould Block, the client are equipped with alarm display module;
The warning data acquisition module is sent to institute for receiving the equipment fault data and the maintenance result data State client;
The alarm display module is for showing the equipment fault data and the maintenance result data.
4. the system of intelligent monitoring as described in claim 1 and operation and maintenance, it is characterised in that:
The device data acquisition unit is acquired equipped with three-level: sub- device data acquisition unit, line level device data acquisition list Member and gauze grade device data acquisition unit;
The sub- device data acquisition unit is used to acquire the equipment fault data and/or equipment performance of the equipment from a certain equipment Data;
The data that the line level device data acquisition unit is used to obtain the line level device data acquisition unit are solved It analyses and regular, and is sent to the gauze grade device data acquisition unit;
The data that the gauze grade device data acquisition unit is used to obtain the gauze grade device data acquisition unit are solved It analyses and regular, and is sent to the device data acquisition unit.
5. the system of intelligent monitoring as described in claim 1 and operation and maintenance, it is characterised in that:
Equipment performance analysis and anticipation unit include device performance data management assembly, device performance data analytic unit with And equipment fault prejudges component;
The device performance data management assembly is for being managed the device performance data;
The device performance data analytic unit is for becoming to the variation of all properties parameter value in the device performance data Gesture is analyzed;
The equipment fault anticipation component is used for the variation tendency according to the performance parameter value, is compared with preset threshold values Compared with judging that equipment fault will occur and generate corresponding pre- if one or more device parameter value is inferior to preset threshold values Sentence data.
6. a kind of side of intelligent monitoring and the operation and maintenance of the system based on intelligent monitoring described in claim 1 and operation and maintenance Method, which comprises the following steps:
Device data acquisition unit acquires the equipment fault data and/or device performance data of each equipment, and is sent to equipment Data processing unit;
Device data processing unit sends device performance data to equipment performance analysis and anticipation unit, by equipment fault data Send operation maintenance management unit to;
Equipment performance analysis and anticipation unit carry out trend analysis to the device performance parameters value in device performance data, if wherein One or more device performance parameters value when being inferior to preset threshold values, then determine that the equipment fault will occur and generate phase The anticipation data answered;
Operation maintenance management unit obtains simultaneously analytical equipment fault data and anticipation data, forms maintenance according to the result of analysis and manages Manage data.
7. the method for intelligent monitoring as claimed in claim 6 and operation and maintenance, which is characterized in that further comprising the steps of:
Mobile terminal processing unit obtains maintenance management data and carries out corresponding maintenance processing, and the maintenance knot that maintenance is handled Fruit data are transferred to operation maintenance management unit and are stored.
8. the method for intelligent monitoring as claimed in claim 6 and operation and maintenance, it is characterised in that:
Device data processing unit includes server end and client, and server end is equipped with warning data acquisition module, client Equipped with alarm display module;
Warning data acquisition module receiving device fault data, and it is sent to client;
Alarm display module shows equipment fault data.
9. the method for intelligent monitoring as claimed in claim 6 and operation and maintenance, it is characterised in that:
Device data acquisition unit equipped with three-level acquire: sub- device data acquisition unit, line level device data acquisition unit and Gauze grade device data acquisition unit;
Sub- device data acquisition unit acquires the equipment fault data and/or device performance data of the equipment from a certain equipment;
Line level device data acquisition unit obtain line level device data acquisition unit data carry out parsing and it is regular, concurrently It send to gauze grade device data acquisition unit;
The data that gauze grade device data acquisition unit obtains the gauze grade device data acquisition unit carry out parsing and it is regular, And it is sent to device data acquisition unit.
10. the method for intelligent monitoring as claimed in claim 6 and operation and maintenance, it is characterised in that:
Equipment performance analysis and anticipation unit include device performance data management assembly, device performance data analytic unit and set Standby failure prejudges component;
Device performance data management assembly is managed device performance data;
Device performance data analytic unit analyzes the variation tendency of the device performance parameters value in device performance data;
Equipment fault prejudges component according to the variation tendency of device performance parameters value, is compared with preset threshold values, if wherein One or more device performance parameters values are inferior to preset threshold values, then judge that equipment fault will occur and generate corresponding anticipation Data.
CN201910441256.9A 2019-05-24 2019-05-24 The system and method for intelligent monitoring and operation and maintenance Pending CN110209104A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110633189A (en) * 2019-09-20 2019-12-31 深圳市广通软件有限公司 Intelligent operation and maintenance monitoring method and intelligent operation and maintenance monitoring system of IT system
CN116700092A (en) * 2023-06-16 2023-09-05 广州正奇科技有限公司 Operation control intelligent early warning system suitable for industrial personal computer

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CN104661891A (en) * 2012-09-18 2015-05-27 西门子公司 Method for diagnosing railroad components of a railroad network for rail transport
CN109413614A (en) * 2018-09-27 2019-03-01 北京全路通信信号研究设计院集团有限公司 A kind of vehicle ground integrated synthesis analysis platform

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Publication number Priority date Publication date Assignee Title
CN102407867A (en) * 2011-08-09 2012-04-11 河南辉煌科技股份有限公司 Urban rail transit signal maintenance supporting system
CN104661891A (en) * 2012-09-18 2015-05-27 西门子公司 Method for diagnosing railroad components of a railroad network for rail transport
CN103674586A (en) * 2013-12-12 2014-03-26 同济大学 Method for hidden danger and fault feature extraction for train running system
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Publication number Priority date Publication date Assignee Title
CN110633189A (en) * 2019-09-20 2019-12-31 深圳市广通软件有限公司 Intelligent operation and maintenance monitoring method and intelligent operation and maintenance monitoring system of IT system
CN110633189B (en) * 2019-09-20 2023-04-07 深圳市广通软件有限公司 Intelligent operation and maintenance monitoring method and intelligent operation and maintenance monitoring system of IT system
CN116700092A (en) * 2023-06-16 2023-09-05 广州正奇科技有限公司 Operation control intelligent early warning system suitable for industrial personal computer
CN116700092B (en) * 2023-06-16 2024-02-09 广州正奇科技有限公司 Operation control intelligent early warning system suitable for industrial personal computer

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