Intelligent substation management and control system and method based on BIM (Building Information Modeling)

Abstract

The invention relates to the technical field of intelligent management and control of substations. 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 is used for acquiring basic information data and maintenance resources of a transformer substation through a building information model and acquiring position information of the transformer substation; the data transmission module is used for transmitting the acquired basic information condition and maintenance resource of the transformer substation and the position information of the transformer substation; and the data analysis module is used for predicting maintenance resources of the transformer substation and planning position information of the newly-built transformer substation. According to the method, the resources needing to be consumed by the transformer substation are predicted, the predicted value is compared with the construction cost of the transformer substation, one of a new transformer substation building mode and a maintenance mode is selected, resource waste is reduced, and the workload of the transformer substation is relieved.

Description

Technical Field

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

[0002] A substation is a place in the power system that transforms voltage and current, receives and distributes electrical energy. The substation in a power plant is a step-up substation, which boosts the voltage of the power generated by the generator and feeds it into the high-voltage power grid.

[0003] As the core part of the substation, the operation and maintenance quality of the substation equipment is the key to ensure the stable and reliable operation of the substation system. Therefore, it is necessary to fully realize the importance of substation equipment maintenance and strengthen the daily maintenance and management of substation equipment to improve the reliability and safety of substation operation. When the resources required for the daily maintenance and management of a substation exceed the construction cost of a substation, it will cause 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 system and method to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: a BIM-based intelligent substation management and control method, the specific steps of the intelligent substation management and control method are as follows:

[0006] S1-1. Obtain the basic information of all substations within the set area and the historical data of 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 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 next time;

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

[0009] 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.

[0010] 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:

[0011] S2-1. Set the number of substations in the area to i, where 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 maintenance times of the ith 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] Furthermore, the specific method for predicting the maintenance resources required for each substation in the next area 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, by 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+1th maintenance of the substation can be 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 is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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 , β i are all constants.

[0023] Furthermore, the calculation of β in S3-4 i and γ i The specific method is as follows: i and γ i Satisfies normal distribution:

[0024]

[0025] where β i is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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 The time it takes to build the i-th substation; m i is the maintenance times of the ith substation; γ i +β i ≤1,γ i and β i are all constants.

[0026] 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.

[0027] 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:

[0028] S6-1. Sort the predicted values ​​of maintenance resources that do not exceed the threshold A within the area from large to small. Wherein h=1, 2, 3,,,,,H; H is a constant; H<I;

[0029] 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;

[0030] 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.

[0031] A BIM-based intelligent substation management and control system, 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 obtains basic information data and maintenance resources of the substation through a building information model and collects 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 a 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.

[0032] 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 was established and the number of times the substation was 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.

[0033] 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 encrypts the basic information data of the substation using a symmetric encryption algorithm; the data transmission unit transmits the collected basic information and maintenance resources of the substation and the location information of the substation.

[0034] 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 location information of the substation in 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.

[0035] Compared with the prior art, the beneficial effects achieved by the present invention are as follows: the present invention predicts the resources required for the next maintenance of the substation, compares the predicted value with the cost of rebuilding the substation, and selects the method of maintenance or new construction of the substation, thereby reducing the waste of resources; and plans the location of the new substation so that the new substation can reduce the operating pressure of other substations within its working range. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0037] Figure 1 It is a structural diagram of a BIM-based substation intelligent management and control system. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] See also Figure 1 The present invention provides a technical solution: a BIM-based intelligent control method for substations, wherein the specific steps of the intelligent control method for substations are as follows:

[0040] S1-1. Obtain the basic information of all substations within the set area and the historical data of resources required for substation maintenance through the 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 next time;

[0042] S1-3. When the predicted value of maintenance resources required for a substation in the area exceeds a set threshold, a new substation can be rebuilt using the maintenance resources required for the 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, where 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 maintenance times of the ith 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 area 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 the GM (1, 1) model:

[0053] 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:

[0054]

[0055] 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;

[0056] 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+1th maintenance of the substation can be 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 is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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 , β i are all constants.

[0057] Furthermore, the calculation of β in S3-4 i and γ i The specific method is as follows: i and γ i Satisfies normal distribution:

[0058]

[0059] where β i is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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 The time it takes to build the i-th substation; m iis the maintenance times of the ith substation; γ i +β i ≤1,γ i and β i are all constants.

[0060] 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.

[0061] 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:

[0062] S6-1. Sort the predicted values ​​of maintenance resources that do not exceed the threshold A within the area from large to small. Wherein h=1, 2, 3,,,,,H; H is a constant; H<I;

[0063] 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;

[0064] 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.

[0065] A BIM-based intelligent substation management and control system, 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 obtains basic information data and maintenance resources of the substation through a building information model and collects 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 a 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.

[0066] 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 was established and the number of times the substation was 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.

[0067] 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 encrypts the basic information data of the substation using a symmetric encryption algorithm; the data transmission unit transmits the collected basic information and maintenance resources of the substation and the location information of the substation.

[0068] 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 location information of the substation in 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.

[0069] In this embodiment:

[0070] 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 maintenance times of the ith substation m i ;

[0071] Set the historical data of maintenance resources of the i=3rd substation within the region as the set in

[0072] Establish a data prediction model to predict the resources consumed by the i-th substation during the sixth maintenance of the substation;

[0073] Accumulate the resources consumed by the third substation in the region during the nth maintenance of the substation; get a new set

[0074] 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:

[0075]

[0076] 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;

[0077] According to the whitening model The cumulative predicted value of the resources consumed by the third substation in the area during the sixth maintenance of the substation can be 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 influence of the time of the establishment of the third substation on the predicted value of the resources consumed for substation maintenance, γ3 is the influence of the number of maintenance times of the third substation on the predicted value of the resources consumed for substation maintenance; γ3+β3≤1;

[0078] β3 and γ3 satisfy the normal distribution:

[0079]

[0080] Prediction of the resources consumed by the 3rd substation in the region during the 6th maintenance of the substation Use the maintenance resources that would be consumed by the substation to rebuild a new substation;

[0081] The maintenance resources required within the area do not exceed the threshold A = 100. The predicted values ​​are sorted from large to small to collect Where h = 1, 2, ..., ..., H = 4;

[0082] 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;

[0083] 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=3km, the location of the new substation is replanned.

[0084] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0085] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A BIM-based intelligent substation management and control method, characterized by: The specific steps of the method for intelligent control of substations are as follows: S1-1. Obtain the basic information of all substations within the set area and the historical data of resources required for substation maintenance through the building information model; 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 next time; S1-3. When the predicted value of maintenance resources required for a substation in the area exceeds a set threshold, a new substation can be rebuilt using the maintenance resources required for the substation; 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.

2. According to the BIM-based intelligent substation management and control method of claim 1, it is characterized by: 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 area to i, where 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 maintenance times of the ith substation m i ; S2-2, set the historical data of maintenance resources of the ith substation in 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.

3. According to the BIM-based intelligent substation management and control method of claim 2, it is characterized by: The specific method for predicting the maintenance resources required for each substation within 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, 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: 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+1th maintenance of the substation can be 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 is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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.

4. The BIM-based intelligent substation management and control method according to claim 3 is characterized by: The calculation of β in S3-4 i and γ i The specific method is as follows: i and γ i Satisfies normal distribution: where β i is the influence of the time taken to build the i-th substation on the predicted value of the resources consumed for 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, and ti 为 The time it takes to build the i-th substation; m i is the maintenance times of the ith substation; γ i +β i ≤1,γ i and β i are all constants.

5. The BIM-based intelligent substation management and control method according to claim 4 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.

6. The BIM-based intelligent substation management and control method according to claim 5 is characterized by: The specific method of analyzing the address of the newly built 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 that do not exceed the threshold A within the area 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 (χ 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 of the rebuilt substation to the substation whose maintenance resources do not exceed the set threshold is When L t-(-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.

7. A BIM-based intelligent substation management and control system for a BIM-based substation intelligent management and control method according to any one of claims 1 to 6, characterized in that: The intelligent management and control system of substation 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 a 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.

8. The BIM-based intelligent substation management and control system according to claim 7 is characterized by: 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 collection unit is connected to the input end of the new substation location planning unit; the substation basic information data collection unit collects the length of time the substation was established and the number of times the substation was repaired; The substation maintenance resource collection unit collects the resources consumed by the substation during maintenance; The substation positioning and collection unit converts the substation location information into two-dimensional coordinate information for collection.

9. The BIM-based intelligent substation management and control system according to claim 8 is characterized by: 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 encrypts the basic information data of the substation using a symmetric encryption algorithm; the data transmission unit transmits the collected basic information and maintenance resources of the substation and the location information of the substation.

10. The BIM-based intelligent substation management and control system according to claim 9 is 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 a 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.

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