1. The utility model provides an automatic system of patrolling and examining of transformer substation which characterized in that includes:

the automatic inspection end is used for acquiring substation inspection data through the inspection robot, the camera, the sensor combination and the substation system butt joint interface;

the data processing terminal is used for receiving the routing inspection data of the automatic routing inspection terminals, and performing abnormal screening on the routing inspection data of the automatic routing inspection terminals by using a big data technology to obtain routing inspection results;

and the information summarizing end is used for receiving and summarizing the polling results of the data processing ends and outputting and displaying the corresponding polling results according to the query instruction.

2. The system of claim 1, wherein the automated inspection terminal comprises:

the inspection robot comprises a camera and an infrared camera, wherein the camera acquires an appearance image, a split-joint indication image and a pointer reading of the substation equipment, and the infrared camera acquires infrared images of a local part and a joint of the substation equipment;

the camera is installed in the transformer substation and is used for regularly shooting appearance images of the transformer substation equipment;

the sensor combination comprises a temperature sensor, a humidity sensor and a smoke sensor for acquiring environmental parameters of the transformer substation;

the system comprises a substation system butt joint interface, wherein the substation system butt joint interface comprises a substation equipment butt joint sub-interface and a station end main equipment monitoring system butt joint sub-interface, the substation equipment butt joint sub-interface acquires operation data of the substation equipment, and the station end main equipment monitoring system butt joint sub-interface acquires operation monitoring data of the station end main equipment monitoring system.

3. The system of claim 2, wherein the inspection robot further comprises a moving mechanism and a moving mechanism controller, a preset inspection route is stored in the moving mechanism controller, and the moving mechanism controller controls the moving mechanism to move according to the inspection route.

4. The system of claim 2, wherein the automated inspection terminal further comprises:

and the auxiliary control network shutdown machine receives the substation polling data acquired by the polling robot, the camera, the sensor combination and the substation system docking interface, preprocesses the substation polling data, and sends the preprocessed substation polling data to the data processing end.

5. The system according to claim 4, wherein standard threshold values of a plurality of items of data are stored in the auxiliary control gateway machine, the auxiliary control gateway machine performs threshold value matching processing on data items with corresponding standard threshold values in the substation routing inspection data, screens out unmatched abnormal data items from processing results, generates alarm information of the abnormal data items, and packages the alarm information into a data packet sent to the data processing end.

6. The system of claim 5, wherein data that has undergone a threshold matching process is deleted.

7. The system of claim 1, wherein the data processing side comprises:

the transverse comparison unit is used for comparing the consistency of the substation polling data of the respective dynamic polling ends acquired at the current time;

and the longitudinal comparison unit is used for respectively comparing the consistency of the current substation polling data of each automatic polling end with the historical substation polling data, and the historical substation polling data is standard polling data prestored in the system or the previous polling data judged to be normal.

8. The system of claim 7, wherein the data processing side further comprises:

and the image identification unit is used for matching and identifying the images collected by the inspection robot and the camera according to the standard images prestored in the database, and generating alarm information if the identification results are not matched.

9. The system of claim 8, wherein the information summarizing side comprises:

and the data transfer server is used for receiving and summarizing the inspection results uploaded by the data processing terminals and storing the inspection results in a classified manner according to the substation equipment information to which the inspection results belong.

And the service platform is used for calling a corresponding target inspection result from the data transfer server according to the target substation equipment of the query request, and outputting and displaying the target inspection result.

Background

Along with the rapid increase of the power grid scale, the shortage of operation and maintenance personnel, particularly the problem of structural personnel shortage, is increasingly prominent, the manual inspection mode is mainly adopted for power transformation inspection at present, the shortage accounts for about 30% of daily operation and maintenance work, the manual inspection of a transformer substation covers all inspection projects, the continuous repeated and average force applying searching mode often causes psychological fatigue of the operation and maintenance personnel during inspection, the inspection quality of the manual inspection mode is difficult to control, the inspection efficiency is not high, and the problem of equipment existence is difficult to find. The development requirement of 'lean' of power grid operation and inspection under the new power transformation situation is difficult to adapt. The information systems lack means of deep fusion and comprehensive penetration of power transformation operation and maintenance data, cannot be combined with actual production business, and greatly reduce the intelligent level of the system.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an automatic inspection system for a transformer substation, which aims to solve the technical problems.

In a first aspect, the present invention provides an automatic inspection system for a transformer substation, including:

the automatic inspection end is used for acquiring substation inspection data through the inspection robot, the camera, the sensor combination and the substation system butt joint interface;

the data processing terminal is used for receiving the routing inspection data of the automatic routing inspection terminals, and performing abnormal screening on the routing inspection data of the automatic routing inspection terminals by using a big data technology to obtain routing inspection results;

and the information summarizing end is used for receiving and summarizing the polling results of the data processing ends and outputting and displaying the corresponding polling results according to the query instruction.

Further, the automatic inspection end comprises:

the inspection robot comprises a camera and an infrared camera, wherein the camera acquires an appearance image, a split-joint indication image and a pointer reading of the substation equipment, and the infrared camera acquires infrared images of a local part and a joint of the substation equipment;

the camera is installed in the transformer substation and is used for regularly shooting appearance images of the transformer substation equipment;

the sensor combination comprises a temperature sensor, a humidity sensor and a smoke sensor for acquiring environmental parameters of the transformer substation;

the system comprises a substation system butt joint interface, wherein the substation system butt joint interface comprises a substation equipment butt joint sub-interface and a station end main equipment monitoring system butt joint sub-interface, the substation equipment butt joint sub-interface acquires operation data of the substation equipment, and the station end main equipment monitoring system butt joint sub-interface acquires operation monitoring data of the station end main equipment monitoring system.

Furthermore, the inspection robot further comprises a moving mechanism and a moving mechanism controller, a preset inspection route is stored in the moving mechanism controller, and the moving mechanism is controlled by the moving mechanism controller to move according to the inspection route.

Further, the automatic inspection end further comprises:

and the auxiliary control network shutdown machine receives the substation polling data acquired by the polling robot, the camera, the sensor combination and the substation system docking interface, preprocesses the substation polling data, and sends the preprocessed substation polling data to the data processing end.

Further, the auxiliary control gateway machine stores standard thresholds of multiple data, performs threshold matching processing on data items with corresponding standard thresholds in the substation routing inspection data, screens out unmatched abnormal data items from processing results, generates alarm information of the abnormal data items, and packages the alarm information into a data packet sent to the data processing end.

Further, the data subjected to the threshold matching process is deleted.

Further, the data processing terminal includes:

the transverse comparison unit is used for comparing the consistency of the substation polling data of the respective dynamic polling ends acquired at the current time;

and the longitudinal comparison unit is used for respectively comparing the consistency of the current substation polling data of each automatic polling end with the historical substation polling data, and the historical substation polling data is standard polling data prestored in the system or the previous polling data judged to be normal.

Further, the data processing terminal further includes:

and the image identification unit is used for matching and identifying the images collected by the inspection robot and the camera according to the standard images prestored in the database, and generating alarm information if the identification results are not matched.

Further, the information summarizing terminal includes:

and the data transfer server is used for receiving and summarizing the inspection results uploaded by the data processing terminals and storing the inspection results in a classified manner according to the substation equipment information to which the inspection results belong.

And the service platform is used for calling a corresponding target inspection result from the data transfer server according to the target substation equipment of the query request, and outputting and displaying the target inspection result.

The beneficial effect of the invention is that,

the automatic transformer substation inspection system provided by the invention can realize automatic acquisition of transformer substation inspection data, improves the inspection automation and intelligence level, timely and comprehensively masters the operation condition of transformer equipment, performs inspection in a targeted manner, improves inspection efficiency and quality, improves the problem discovery probability of the transformer substation equipment, and eliminates the potential safety hazard of transformer substation equipment operation.

In addition, the invention has reliable design principle, simple structure and very wide application prospect.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic block diagram of a system of one embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to facilitate understanding of the present invention, the operation principle of the substation automatic inspection system of the present invention is described below with reference to embodiments.

Specifically, referring to fig. 1, the automatic substation inspection system includes:

and the automatic inspection end is used for acquiring the inspection data of the transformer substation through the inspection robot, the camera, the sensor combination and the transformer substation system butt joint interface.

The automatic end of patrolling and examining includes:

the inspection robot comprises a camera and an infrared camera, wherein the camera acquires an appearance image, a split-joint indication image and a pointer reading of the substation equipment, and the infrared camera acquires infrared images of a local part and a joint of the substation equipment; the inspection robot further comprises a motion mechanism and a motion mechanism controller, wherein a preset inspection route is stored in the motion mechanism controller, and the motion mechanism controller controls the motion mechanism to move according to the inspection route;

the camera is installed in the transformer substation and is used for regularly shooting an appearance image of the transformer substation equipment;

the sensor combination comprises a temperature sensor, a humidity sensor and a smoke sensor for acquiring environmental parameters of the transformer substation;

the system comprises a substation system docking interface, a substation system docking interface and a station end main equipment monitoring system docking interface, wherein the substation system docking interface comprises a substation equipment docking sub-interface and a station end main equipment monitoring system docking sub-interface;

the auxiliary control network shutdown machine receives substation polling data acquired by the polling robot, the camera, the sensor combination and the substation system docking interface, preprocesses the substation polling data, and sends the preprocessed substation polling data to the data processing end; the auxiliary control gateway machine is used for carrying out threshold matching processing on data items with corresponding standard thresholds in the substation routing inspection data, screening unmatched abnormal data items from processing results, generating alarm information of the abnormal data items, packaging the alarm information into a data packet sent to a data processing end, and deleting the data subjected to threshold matching processing. The auxiliary control gateway deployed at the station end can not only realize the data transmission between the automatic inspection end and the data processing end, but also reduce the calculation workload of the data processing end by preprocessing the inspection data.

The automatic inspection end is arranged at a transformer substation, and one transformer substation deploys one automatic inspection end. The automatic inspection end mainly realizes automatic acquisition of relevant data of the substation equipment. The intelligent inspection realizes the full-coverage inspection of indoor and outdoor primary and secondary equipment facilities and accessory equipment facilities, and achieves the purpose of replacing manual on-site inspection. The inspection data is fused with multivariate data such as a main equipment account, video monitoring, real-time environment data, main equipment operation data, online monitoring and the like, and the data is contrasted and analyzed, so that the inspection mode is no longer the contrast between single images, and the inspection report is generated and has higher practicability.

The data processing end is deployed on a city company management layer, so that one data processing end can receive the routing inspection data of the automatic routing inspection ends, and the routing inspection data of the automatic routing inspection ends are subjected to abnormal screening by using a big data technology to obtain routing inspection results.

The data processing end comprises a transverse comparison unit and a longitudinal comparison unit based on a big data technology, and an image identification unit based on an image identification technology.

The transverse comparison unit is used for comparing the consistency of the substation polling data of the respective dynamic polling ends acquired at the current time;

the system comprises a longitudinal comparison unit, a data processing unit and a data processing unit, wherein the longitudinal comparison unit is used for respectively comparing the consistency of current substation polling data and historical substation polling data of respective automatic polling ends, and the historical substation polling data is standard polling data prestored in the system or previous polling data judged to be normal;

and the image identification unit is used for matching and identifying the images collected by the inspection robot and the camera according to the standard images prestored in the database, and generating alarm information if the identification results are not matched. The specific method of matching and identifying is to respectively extract the characteristic vectors of the standard image and the collected image, and obtain the similarity of the two by calculating the Euclidean distance of the characteristic vectors of the two. And judging that the acquired image is matched with the standard image when the similarity reaches a preset threshold value. In actual application, corresponding project standard images are stored in advance according to the image inspection projects, and the standard images are named by project names, such as the main-view appearance image of the substation equipment 1. Therefore, the corresponding standard image can be quickly searched according to the inspection item to which the acquired image belongs.

The data processing end accumulates a large amount of patrol data after long-time application, and carries out deep analysis of the data from longitudinal and transverse dimensions by applying a big data technology on the basis of the patrol data, and the longitudinal analysis carries out self-comparison on the basis of all patrol records of the equipment in self-operation to find out the development trend of the operation rule and the state of the equipment; and transversely comparing, namely selecting the same time node, selecting equipment with similar parameters to compare the current state, and analyzing the state of the current equipment. Data analysis developed in the longitudinal dimension and the transverse dimension assists operators to make corresponding decisions on the equipment, and special inspection, experiments, long-term tracking and the like are carried out on the equipment, so that the utilization efficiency of inspection results is improved, and the safe and stable operation of a power grid is guaranteed.

And the information collecting end is deployed on a provincial company management layer, receives and collects the inspection results of a plurality of city company data processing ends administered by the provincial company, and outputs and displays the corresponding inspection results according to the query instruction.

The information collecting end comprises a data transfer server and is used for receiving and collecting the inspection results uploaded by the data processing ends and storing the inspection results in a classified mode according to the substation equipment information to which the inspection results belong. The transfer server transmits related information to the service platform as required, wherein the related information comprises equipment standing book information, equipment defect records, equipment experiment records and live detection records, the main equipment standing book information is used as a link to fuse various data, and the current state of the equipment is comprehensively analyzed.

And the service platform is used for calling a corresponding target inspection result from the data transfer server according to the target substation equipment of the query request, and outputting and displaying the target inspection result.

Wherein, the service platform includes: (1) a power grid GIS platform: and the integration of the resource center and the GIS1.6 is realized by a RESTful API mode, and the power grid resource coordinate information is accessed. (2) PMS2.0 system: the method comprises the steps that Informatica is used as a tool for etl data extraction, and the data of the main equipment ledger information table are periodically and totally extracted to the system; and (4) acquiring the operation and inspection data such as PMS2.0 defects and the like in a uap multi-data source configuration mode.

Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.