A BIM-based intelligent substation management and control method and system

Abstract

The application relates to a BIM-based intelligent substation management and control method and system. The system comprises a data acquisition module, a data transmission module and a data analysis module; the data acquisition module obtains basic information data and maintenance resources of a substation through a building information model and acquires position information of the substation; the data transmission module transmits the collected basic information data and maintenance resources of the substation and the position information of the substation; and the data analysis module predicts the maintenance resources of the substation and plans the position information of a newly-built substation. The application predicts the resources consumed by the substation, compares the predicted value with the construction cost of the substation, selects one of the newly-built substation and the maintenance mode, reduces the waste of resources and reduces the work burden of the substation.

Description

Technical Field

[0001] The present invention relates to the technical field of intelligent control of substations, and specifically to a BIM-based intelligent control method and system for substations. Background Art

[0002] A substation is a location within a power system that transforms voltage and current, receives electricity, and distributes it. The substation within a power plant is a step-up substation, whose function is to boost the voltage of electricity generated by the generator and feed it into the high-voltage grid.

[0003] Substation equipment, as the core component of a substation, is crucial for ensuring stable and reliable operation. Therefore, it's crucial to fully understand the importance of substation equipment maintenance and strengthen its routine maintenance and management to improve the reliability and safety of substation operations. When the resources required for routine substation maintenance and management exceed the construction cost of a substation, this results in a waste of resources. Summary of the Invention

[0004] The purpose of the present invention is to provide a BIM-based intelligent substation management and control method and system to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the technical solution of the present invention is: a BIM-based intelligent substation management and control method, comprising the following steps:

[0006] S1-1. Obtain basic information of all substations within a set area and historical data on resources required for substation maintenance through the building information model;

[0007] S1-2. Based on the basic information of the substation and the historical data on the resources required for substation maintenance, a data prediction model is established to predict the maintenance resources required for each substation in the region in the next round;

[0008] S1-3. When the predicted value of maintenance resources required for a substation within the area exceeds a set threshold, a new substation is rebuilt using the maintenance resources required for the substation;

[0009] S1-4. Analyze the address planning of new substations based on the basic information of all substations in the region to reduce the burden on substations in the region.

[0010] In one embodiment of the present invention, the specific method for obtaining basic information of the substation and historical data of maintenance resources through the building information model in S1-1 is as follows:

[0011] S2-1. Set the number of substations in the area to i, i = 1, 2, 3, ..., ..., I; I is a constant; set the basic information of the i-th substation as follows: the time t when the i-th substation was established i , the number of maintenance times of the i-th substation m i ;

[0012] S2-2, set the historical data of maintenance resources of the i-th substation within the region as the set in in It is expressed as the resources consumed by the i-th substation during the n-th maintenance of the substation; n = 1, 2, 3, ..., N; N is a constant.

[0013] In one embodiment of the present invention, the specific method for predicting the maintenance resources required for each substation within the next regional range in S1-2 is as follows:

[0014] S3-1. Establish a data prediction model to predict the resources consumed by the i-th substation during the (n+1)-th maintenance of the substation; where i = 1, 2, 3, ..., ..., I; I is a constant;

[0015] S3-2. Accumulate the resources consumed by the i-th substation in the region during the n-th maintenance of the substation

[0016]

[0017] Get a new collection Where n = 1, 2, 3, ..., ..., N;

[0018] S3-3. Establishing the GM(1,1) model

[0019] is the basic form of the GM(1,1) model, where k is the development coefficient and z 1 (n) is the whitening background value, a is the gray action amount; introducing the matrix formula, we get:

[0020]

[0021] Expressed as Y=Bu, using the normal equation (B T B) -1 B T Y uses the principle of least squares to find the values ​​of k and a;

[0022] S3-4, according to the whitening model The cumulative predicted value of the resources consumed by the i-th substation in the region during the n+1-th maintenance of the substation is calculated as Where Q = n+1; the predicted value of the resources consumed by the ith substation in the region during the n+1th maintenance of the substation where β i The influence of the construction time of the i-th substation on the predicted value of the resources consumed in substation maintenance, γ i is the impact of the maintenance times of the ith substation on the predicted value of the resources consumed in substation maintenance; γ i +β i ≤1,γ i and β i are all constants.

[0023] In one embodiment of the present invention, the calculation of β in S3-4 is i and γ i The specific methods are as follows:

[0024] β i and γ i Satisfies the normal distribution:

[0025]

[0026] where β i The influence of the construction time of the i-th substation on the predicted value of the resources consumed in substation maintenance, γ i is the impact of the maintenance times of the ith substation on the predicted value of the resources consumed for substation maintenance; μ is the mean, σ is the standard deviation, t i is the i-th substation.

[0027] In one embodiment of the present invention, the predicted value of maintenance resources required by the substations in the area S1-3 is When the threshold A is exceeded, a new substation is rebuilt using the maintenance resources consumed by the substation; A is a constant.

[0028] In one embodiment of the present invention, the specific method of analyzing the address of the newly built substation by analyzing the basic information of all substations in the area in S1-4 is as follows:

[0029] S6-1. Sort the predicted values ​​of maintenance resources that do not exceed the threshold A within the area from large to small to collect Where h = 1, 2, 3, ..., ..., H; H is a constant; H <I;

[0030] S6-2. Establish a rectangular coordinate system and map the location of the substation to the rectangular coordinate system. The location information of the substation whose maintenance resources do not exceed the threshold A is (x h, r h ), the location information of the substation whose maintenance resource exceeds the threshold A is (x i-h , r i-h ); the location information of the substation which needs to be newly built is set as (x t , r t ), wherein t=1, 2, 3, T, T is a constant and T+H=I;

[0031] The distance of the newly built substation to the substation whose maintenance resource exceeds the set threshold is The distance of the newly built substation to the substation whose maintenance resource does not exceed the set threshold is When L t-(i-h) and L t-h are greater than the set threshold G, the location of the newly built substation is re-planned, wherein G is a constant.

[0032] The application also provides a BIM-based intelligent substation management and control system for executing the method described above; the intelligent substation management and control system comprises a data acquisition module, a data transmission module and a data analysis module; the data acquisition module acquires basic information data and maintenance resources of the substation through a building information model and acquires location information of the substation; the data transmission module transmits the acquired basic information data and maintenance resources of the substation and the location information of the substation; the data analysis module predicts the maintenance resources of the substation and plans the location information of the newly built substation; the output end of the data acquisition module is connected to the input end of the data transmission module, and the output end of the data transmission module is connected to the input end of the data analysis module.

[0033] In an embodiment of the application, the data acquisition module comprises a substation basic information data acquisition unit, a substation maintenance resource acquisition unit and a substation positioning acquisition unit; the output ends of the substation basic information data acquisition unit and the substation maintenance resource acquisition unit are connected to the input end of the substation maintenance resource prediction unit; the output end of the substation positioning acquisition unit is connected to the input end of the newly built substation location planning unit; the substation basic information data acquisition unit acquires the length of time for which the substation is built and the number of times of maintenance of the substation; the substation maintenance resource acquisition unit acquires the resources consumed by the substation during maintenance; and the substation positioning acquisition unit converts the location information of the substation into two-dimensional coordinate information for acquisition.

[0034] In an embodiment of the present application, the data transmission module comprises a data encryption unit and a data transmission unit; the output of the data encryption unit is connected to the input of the data transmission unit; the data encryption unit encrypts the basic information data of the transformer substation by using a symmetric encryption algorithm; and the data transmission unit transmits the collected basic information and maintenance resources of the transformer substation and the collected location information of the transformer substation.

[0035] In an embodiment of the present application, the data analysis module comprises a data storage unit, a transformer substation maintenance resource prediction unit and a newly-built transformer substation location planning unit; the data storage unit stores the collected basic information and maintenance resources of the transformer substation and the collected location information of the transformer substation into a database; the transformer substation maintenance resource prediction unit predicts the maintenance resources that will be consumed by the transformer substation in the next time; and the newly-built transformer substation location planning unit plans the location of the newly-built transformer substation.

[0036] Compared with the prior art, the present application has the following beneficial effects: the present application predicts the resources that will be consumed by the transformer substation in the next time, compares the predicted value with the cost of rebuilding the transformer substation, selects the maintenance or new construction of the transformer substation, and reduces the waste of resources; and the location of the newly-built transformer substation is planned, so that the newly-built transformer substation reduces the operation pressure of other transformer substations in the related working range. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 FIG. 1 is a structural schematic diagram of a BIM-based intelligent management and control system of a transformer substation according to the present application. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0039] Please refer to Figure 1 The present application provides a technical solution: a BIM-based intelligent management and control method of a transformer substation, and the specific steps of the intelligent management and control method of the transformer substation are as follows:

[0040] S1-1, obtaining the basic information situation of all transformer substations in a set area range and the historical data of resources required for transformer substation maintenance by a building information model;

[0041] S1-2. Based on the basic information of the substation and the historical data of resources required for previous maintenance of the substation, a data prediction model is established to predict the maintenance resources required for each substation in the region in the next round;

[0042] S1-3. When the predicted value of maintenance resources required for a substation within the area exceeds a set threshold, the maintenance resources required for the substation can be used to rebuild a new substation;

[0043] S1-4. By analyzing the basic information of all substations in the region, the address planning of new substations is analyzed to reduce the burden on substations in the region.

[0044] Furthermore, the specific method for obtaining the basic information of the substation and the historical data of maintenance resources through the building information model in S1-1 is as follows:

[0045] S2-1. Set the number of substations in the area to i, i = 1, 2, 3, ..., ..., I; I is a constant; set the basic information of the i-th substation as follows: the time t when the i-th substation was established i , the number of maintenance times of the i-th substation m i ;

[0046] S2-2, set the historical data of maintenance resources of the i-th substation within the region as the set in in It is expressed as the resources consumed by the i-th substation during the n-th maintenance of the substation; n = 1, 2, 3, ..., N; N is a constant.

[0047] Furthermore, the specific method for predicting the maintenance resources required for each substation in the next regional range in S1-2 is as follows:

[0048] S3-1. Establish a data prediction model to predict the resources consumed by the i-th substation during the (n+1)-th maintenance of the substation; where i = 1, 2, 3, ..., ..., I; I is a constant;

[0049] S3-2. Accumulate the resources consumed by the i-th substation in the region during the n-th maintenance of the substation

[0050]

[0051] Get a new collection Where n = 1, 2, 3, ..., ..., N;

[0052] S3-3, by establishing GM(1, 1) model

[0053] is the basic form of GM(1, 1) model, wherein k is a development coefficient, z 1 (n) is a whitening background value, and a is a gray amount; a matrix is introduced to obtain:

[0054]

[0055] is expressed as Y = Bu, and the normal equation (B T B) -1 B T Y is used to obtain the values of k and a according to the least square principle;

[0056] S3-4, according to the whitening model The accumulated predicted value of the resources consumed by the ith transformer substation in the region during the n+1th maintenance of the transformer substation can be calculated as wherein Q = n+1; the predicted value of the resources consumed by the ith transformer substation in the region during the n+1th maintenance of the transformer substation is wherein β i is the influence of the establishment time of the ith transformer substation on the predicted value of the resources consumed by the transformer substation during the maintenance, γ i is the influence of the maintenance times of the ith transformer substation on the predicted value of the resources consumed by the transformer substation during the maintenance; γ i + β i ≤ 1, γ i , β i are constants.

[0057] Further, the specific method for calculating β i and γ i in S3-4 is as follows:

[0058] β i and γ i satisfy normal distribution:

[0059]

[0060] wherein β i is the influence of the establishment time of the ith transformer substation on the predicted value of the resources consumed by the transformer substation during the maintenance, γ i is the influence of the maintenance times of the ith transformer substation on the predicted value of the resources consumed by the transformer substation during the maintenance; μ is the mean value, σ is the standard deviation, t i is the establishment time of the ith transformer substation; m i is the maintenance times of the ith transformer substation; γ i + βi ≤1,γ i and β i are all constants.

[0061] Furthermore, the predicted value of maintenance resources required for the substations in the area S1-3 is When the threshold A is exceeded, a new substation is rebuilt using the maintenance resources consumed by the substation; A is a constant.

[0062] Furthermore, the specific method of analyzing the address of the newly built substation by analyzing the basic information of all substations in the area in S1-4 is as follows:

[0063] S6-1. Sort the predicted values ​​of maintenance resources that do not exceed the threshold A within the area from large to small to collect Where h = 1, 2, 3, ..., ..., H; H is a constant; H <I;

[0064] S6-2. Establish a rectangular coordinate system and map the location of the substation to the rectangular coordinate system. The location information of the substation whose maintenance resources do not exceed the threshold A is (x h , r h ), the location information of the substation whose maintenance resources exceed the threshold A is (x i-h , r i-h ); Set the location information of the new substation to be rebuilt as (x t , r t ), where t = 1, 2, 3, ..., ..., T, T is a constant and T + H = I;

[0065] S6-3. The distance between the rebuilt substation and the substation whose maintenance resources exceed the set threshold is The distance between the rebuilt substation and the substation whose maintenance resources do not exceed the set threshold is When L t-(i-h) and L t-h When it is greater than the set threshold G, the location of the new substation is replanned, where G is a constant.

[0066] The present invention also provides a BIM-based intelligent substation management and control system, which executes the method described above; the intelligent substation management and control system includes a data acquisition module, a data transmission module and a data analysis module; the data acquisition module obtains basic information data and maintenance resources of the substation through the building information model and collects the location information of the substation; the data transmission module transmits the collected basic information and maintenance resources of the substation and the location information of the substation; the data analysis module predicts the maintenance resources of the substation and plans the location information of the newly built substation; the output end of the data acquisition module is connected to the input end of the data transmission module, and the output end of the data transmission module is connected to the input end of the data analysis module.

[0067] Furthermore, the data acquisition module includes a substation basic information data acquisition unit, a substation maintenance resource acquisition unit and a substation positioning acquisition unit; the output ends of the substation basic information data acquisition unit and the substation maintenance resource acquisition unit are connected to the input end of the substation maintenance resource prediction unit; the output end of the substation positioning acquisition unit is connected to the input end of the new substation location planning unit; the substation basic information data acquisition unit collects the length of time the substation has been established and the number of times the substation has been repaired; the substation maintenance resource acquisition unit collects the resources consumed by the substation during maintenance, including equipment maintenance, annual calibration of protection equipment, and office resources; the substation positioning acquisition unit converts the location information of the substation into two-dimensional coordinate information for collection.

[0068] Furthermore, the data transmission module includes a data encryption unit and a data transmission unit; the output end of the data encryption unit is connected to the input end of the data transmission unit; the data encryption unit uses a symmetric encryption algorithm to encrypt the basic information data of the substation; the data transmission unit transmits the collected basic information and maintenance resources of the substation and the collected location information of the substation.

[0069] Furthermore, the data analysis module includes a data storage unit, a substation maintenance resource prediction unit and a new substation location planning unit; the data storage unit stores the collected basic information and maintenance resources of the substation and the collected location information of the substation into a database; the substation maintenance resource prediction unit predicts the maintenance resources that will be consumed by the substation in the future based on historical data; the new substation location planning unit plans the location of the new substation so that the rebuilt substation can reduce the operating pressure of other substations on the basis of the working range of the original substation.

[0070] In this embodiment:

[0071] The number of substations in the region is i, i = 1, 2, 3, ..., ..., I; I = 5; the basic information of the i-th substation is as follows: the time t when the i-th substation was established i , the number of maintenance times of the i-th substation m i ;

[0072] Set the historical data of maintenance resources of the i=3rd substation within the region as the set in

[0073] Establish a data prediction model to predict the resources consumed by the i-th substation during the sixth maintenance of the substation;

[0074] Accumulate the resources consumed by the third substation in the region during the nth maintenance of the substation; get a new set

[0075] By establishing the GM(1,1) model, is the basic form of the GM(1,1) model, where k is the development coefficient and z 1 (n) is the whitening background value, a is the gray action amount; introducing the matrix formula, we get:

[0076]

[0077] Expressed as Y=Bu, using the normal equation (B T B) -1 B T Y uses the principle of least squares to find the values ​​of k and a;

[0078] According to the whitening model The cumulative predicted value of the resources consumed by the third substation in the area during the sixth maintenance substation is calculated as Where Q = 5 + 1; the predicted value of the resources consumed by the third substation in the area during the sixth maintenance substation Where β3 is the effect of the time taken to build the third substation on the predicted value of the resources consumed for substation maintenance, and γ3 is the effect of the number of maintenance times of the third substation on the predicted value of the resources consumed for substation maintenance; γ3+β3≤1;

[0079] β3 and γ3 satisfy the normal distribution:

[0080]

[0081] Prediction of the resources consumed by the 3rd substation in the region during the 6th maintenance reconstruct a new substation with the maintenance resource consumed by the substation;

[0082] The substation whose maintenance resource consumed is less than the threshold value A=100 prediction value is sorted from large to small in the region, which can be collected Wherein h=1, 2, H=4;

[0083] A rectangular coordinate system is established, the position of the substation is mapped into the rectangular coordinate system, the position information of the substation whose maintenance resource consumed is less than the threshold value A is (x h , r h ), the position information of the substation whose maintenance resource consumed is more than the threshold value A is (x i-h , r i-h ); The position information of the substation which needs to be reconstructed is (x t , r t ), wherein t=1, 2, 3, T, T is a constant and T+H=I;

[0084] S6-3, the distance of the reconstructed substation and the substation whose maintenance resource consumed is more than the set threshold value is The distance of the reconstructed substation and the substation whose maintenance resource consumed is less than the set threshold value is When L t-(i-h) and L t-h are greater than the set threshold value G=3km, the position of the new substation is re-planned.

[0085] It should be noted that the relationship terms such as first and second in the present text are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0086] Finally, it should be noted that the above description is only for the preferred embodiments of the present application and does not limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A BIM-based intelligent substation management and control method, characterized in that: The steps include: S1-1. Obtain basic information of all substations within a set area and historical data on resources required for substation maintenance through the building information model; S1-2. Based on the basic information of the substation and the historical data on the resources required for substation maintenance, a data prediction model is established to predict the maintenance resources required for each substation in the region in the next round; S1-3. When the predicted value of maintenance resources required for a substation within the region exceeds a set threshold, a new substation is rebuilt using the maintenance resources required for the substation; S1-4. Analyze the location planning of new substations based on the basic information of all substations in the region to reduce the burden on substations in the region; The specific method for obtaining the basic information of the substation and the historical data of maintenance resources through the building information model in S1-1 is as follows: S2-1. Set the number of substations in the region to i, i = 1, 2, 3, ..., I; I is a constant; set the basic information of the i-th substation as follows: the time t when the i-th substation was established i , the number of maintenance times of the i-th substation is m i ; S2-2, set the historical data of maintenance resources of the i-th substation within the region as the set in in It is expressed as the resources consumed by the i-th substation during the n-th maintenance of the substation; n = 1, 2, 3, ..., N; N is a constant.

2. The BIM-based intelligent substation management and control method according to claim 1 is characterized in that: The specific method for predicting the maintenance resources required for each substation in the next regional range in S1-2 is as follows: S3-1. Establish a data prediction model to predict the resources consumed by the i-th substation during the (n+1)-th maintenance of the substation; where i = 1, 2, 3, ..., I; I is a constant; S3-2. Accumulate the resources consumed by the i-th substation in the region during the n-th maintenance of the substation Get a new collection Where n = 1, 2, 3, ..., N; S3-3. Establishing the GM(1,1) model is the basic form of the GM(1,1) model, where k is the development coefficient and z 1 (n) is the whitening background value, a is the gray action amount; introducing the matrix formula, we get: Expressed as Y=Bu, using the normal equation (B T B) -1 B T Y uses the principle of least squares to find the values ​​of k and a; S3-4, according to the whitening model The cumulative predicted value of the resources consumed by the i-th substation in the region during the n+1-th maintenance of the substation is calculated as Where Q = n+1; the predicted value of the resources consumed by the ith substation in the region during the n+1th maintenance of the substation where β i The influence of the construction time of the i-th substation on the predicted value of the resources consumed in substation maintenance, γ i is the impact of the maintenance times of the ith substation on the predicted value of resources consumed during substation maintenance; γ i +β i ≤1,γ i and β i are all constants.

3. The BIM-based intelligent substation management and control method according to claim 2 is characterized in that: β is calculated in S3-4 i and γ i The specific methods are as follows: β i and γ i Satisfies the normal distribution: where β i The influence of the construction time of the i-th substation on the predicted value of the resources consumed in substation maintenance, γ i is the impact of the maintenance times of the ith substation on the predicted value of resources consumed during substation maintenance; μ is the mean and σ is the standard deviation.

4. The BIM-based intelligent substation management and control method according to claim 3 is characterized in that: The predicted value of maintenance resources required for substations in the area S1-3 When the threshold A is exceeded, a new substation is rebuilt using the maintenance resources consumed by the substation; A is a constant.

5. The BIM-based intelligent substation management and control method according to claim 4 is characterized in that: The specific method for analyzing the address of a new substation in S1-4 by analyzing the basic information of all substations in the area is as follows: S6-1. Sort the predicted values ​​of maintenance resources required within the region that do not exceed the threshold A from large to small. Where h=1, 2, 3, ..., H; H is a constant; H <I; S6-2. Establish a rectangular coordinate system and map the location of the substation to the rectangular coordinate system. The location information of the substation whose maintenance resources do not exceed the threshold A is (x h , r h ), the location information of the substation whose maintenance resources exceed the threshold A is (x i-h , r i-h ); Set the location information of the new substation to be rebuilt as (x t , r t ), where t = 1, 2, 3, ..., T, T is a constant and T + H = I; S6-3. The distance between the rebuilt substation and the substation whose maintenance resources exceed the set threshold is The distance between the rebuilt substation and the substation whose maintenance resources do not exceed the set threshold is When L t-(i-h) and L t-h When it is greater than the set threshold G, the location of the new substation is replanned, where G is a constant.

6. A BIM-based intelligent substation management and control system, characterized by: Execute the method as described in any one of claims 1 to 5; the intelligent management and control system of the substation includes a data acquisition module, a data transmission module and a data analysis module; the data acquisition module obtains the basic information data and maintenance resources of the substation and collects the location information of the substation through the building information model; the data transmission module transmits the collected basic information and maintenance resources of the substation and the location information of the substation; the data analysis module predicts the maintenance resources of the substation and plans the location information of the newly built substation; the output end of the data acquisition module is connected to the input end of the data transmission module, and the output end of the data transmission module is connected to the input end of the data analysis module.

7. The BIM-based intelligent substation management and control system according to claim 6 is characterized in that: The data acquisition module includes a substation basic information data acquisition unit, a substation maintenance resource acquisition unit and a substation positioning acquisition unit; the output ends of the substation basic information data acquisition unit and the substation maintenance resource acquisition unit are connected to the input end of the substation maintenance resource prediction unit; The output end of the substation positioning acquisition unit is connected to the input end of the new substation location planning unit; the substation basic information data acquisition unit collects the length of time the substation was established and the number of times the substation was maintained; The substation maintenance resource collection unit collects the resources consumed by the substation during maintenance; The substation positioning and acquisition unit converts the substation location information into two-dimensional coordinate information for acquisition.

8. The BIM-based intelligent substation management and control system according to claim 7 is characterized in that: The data transmission module includes a data encryption unit and a data transmission unit; the output end of the data encryption unit is connected to the input end of the data transmission unit; the data encryption unit uses a symmetric encryption algorithm to encrypt the basic information data of the substation; the data transmission unit transmits the collected basic information and maintenance resources of the substation and the location information of the substation.

9. The BIM-based intelligent substation management and control system according to claim 8, characterized in that: The data analysis module includes a data storage unit, a substation maintenance resource prediction unit and a new substation location planning unit; the data storage unit stores the collected basic information and maintenance resources of the substation and the location information of the substation in the database; The substation maintenance resource prediction unit predicts the maintenance resources that will be consumed by the substation in the future; the new substation location planning unit plans the location of the new substation.

Images