CN105956767B - Regional power grid disturbance control capability evaluation method based on analytic hierarchy process - Google Patents
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Abstract
The invention discloses a regional power grid disturbance control capability evaluation method based on an analytic hierarchy process, which comprises the following steps of: defining a standard layer and an index layer of a power grid hierarchical model according to the disturbance recovery capacity of a power grid; setting judgment matrixes of a target layer and a standard layer as well as the standard layer and an index layer; calculating the maximum eigenvalue and the corresponding eigenvector of the judgment matrix, and obtaining the comprehensive weight of the index evaluating the disturbance recovery capability of each region according to the weight vector; and counting the evaluated times of each index of each region every month, and finally obtaining the comprehensive evaluation value of the disturbance recovery capability of each region every month. The invention has the following advantages: the quantitative evaluation of the disturbance control capability of each control area is realized through the steps of model definition, determination of a judgment matrix, calculation of comprehensive weight and the like.
Description
Technical Field
The invention belongs to the technical field of operation and control of power systems, and particularly relates to a regional power grid disturbance control capability evaluation method based on an analytic hierarchy process.
Background
At present, the Huazhong power grid is rewarded, Jinsu and Bijin three direct currents are transmitted to the Huadong power grid from Sichuan, the extra-high voltage day medium direct current high-power is transmitted to the Huazhong power grid, the Jiuquan-Hunan extra-high voltage direct current transmission project is started in 2015 and 6 months, and the Huazhong power grid is expected to be built and put into operation in 2017, and has the obvious characteristics of large transmitting end and large receiving end. The large disturbance in the interconnected power grid is easy to develop into cascading failure to cause large-area power failure, which poses serious threat to the safe and stable operation of the large power grid.
Therefore, the Huazhong power grid needs to quantitatively evaluate the disturbance control capability of the control area under the condition of a large power grid accident, and the quantitative evaluation is used as a reference for measuring the disturbance control capability of the control area and a reference for evaluating the control behavior.
Disclosure of Invention
The present invention is directed to solving at least one of the above problems.
Therefore, the invention aims to provide a regional power grid disturbance control capability evaluation method based on an analytic hierarchy process.
In order to achieve the purpose, the embodiment of the invention discloses a regional power grid disturbance control capability evaluation method based on an analytic hierarchy process, which comprises the following steps of: s1: defining a standard layer and an index layer of a power grid hierarchical model according to the disturbance recovery capability of a power grid, wherein the standard layer and the index layer are used for describing the operation condition of the power grid, and the index layer is used for describing the operation scheme of the power grid in a standby state; s2: setting judgment matrixes of a target layer and a standard layer as well as the standard layer and an index layer; s3: calculating the maximum eigenvalue and the corresponding eigenvector of the judgment matrix, and obtaining the comprehensive weight of the index evaluating the disturbance recovery capability of each region according to the weight vector; and S4: and counting the evaluated times of each index of each region every month, and finally obtaining the comprehensive evaluation value of the disturbance recovery capability of each region every month.
According to the regional power grid disturbance control capability evaluation method based on the analytic hierarchy process, quantitative evaluation of disturbance control capability of each control area is achieved through the steps of model definition, determination of a judgment matrix, calculation of comprehensive weight and the like.
In addition, the evaluation method for the disturbance control capability of the regional power grid based on the analytic hierarchy process according to the embodiment of the present invention may further have the following additional technical features:
further, step S1 further includes: obtaining a power grid level model for evaluating the disturbance recovery capability of each region, wherein the target layer of the power grid level model is the disturbance recovery capability; the criterion layer comprises: normal operating conditions, accident conditions; the index layer includes: spare capacity, 10min spare start time, 10min spare correct action rate, disturbance recovery rate, 30min spare start time, 30min spare correct action rate, 60min spare start time and 60min spare correct action rate.
Further, the step S2 further includes:
determining a judgment matrix of the target layer and the criterion layer and the index layer, and checking the consistency of all elements in the judgment matrix, wherein the judgment matrix is as follows:
wherein, A is disturbance recovery capability, B1 is normal operation state, B2 is accident state, C1 is AGC operation rate, C2 is regulation capacity, C3 is 10min standby starting time, C4 is 10min standby correct action rate, C5 is disturbance recovery rate, C6 is 30min standby starting time, C7 is 60min standby starting time, and C9 is 60min standby correct action rate.
Further, in step S3, according to the maximum eigenvalue of the determination matrix and the corresponding eigenvector, the comprehensive weight of the index for evaluating the disturbance recovery capability of each region according to the weight vector is obtained as shown in the following table:
further, in step S4, a smaller integrated weight value indicates a better disturbance restoration capability.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flowchart of a regional power grid disturbance control capability evaluation method based on an analytic hierarchy process according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a hierarchy model according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited correspondingly. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
The method for evaluating the disturbance control capability of an enterprise unit based on the analytic hierarchy process is described below with reference to the accompanying drawings.
Referring to fig. 1, a method for evaluating disturbance control capability of a regional power grid based on an analytic hierarchy process includes the following steps:
s1: according to the disturbance recovery capability of the power grid, a criterion layer and an index layer of a power grid level model are defined, wherein the criterion layer and the index layer are used for describing the power grid operation condition, and the index layer is used for describing the operation scheme of the power grid in a standby state.
In one embodiment of the present invention, step S1 further includes: firstly, obtaining a hierarchical model for evaluating disturbance recovery capability of each province (city), wherein a target layer of the model is the disturbance recovery capability; the criterion layer comprises: normal operating conditions, accident conditions; the index layer includes: spare capacity, 15min spare starting time, 15min spare correct action rate, disturbance recovery rate, 30min spare starting time, 30min spare correct action rate, 60min spare starting time and 60min spare correct action rate. The hierarchical model is shown in detail in FIG. 2.
S2: and setting judgment matrixes of the target layer and the standard layer and judgment matrixes of the standard layer and the index layer.
In one embodiment of the present invention, step S2 further includes: and determining a judgment matrix of the target layer and the standard layer and a judgment matrix of the standard layer and the index layer, and checking the consistency of all elements in the judgment matrix. Each judgment matrix has complete consistency through MATLAB calculation. The judgment matrix for evaluating disturbance recovery capability of each province (city) is detailed in the following table:
s3: and calculating the maximum eigenvalue and the corresponding eigenvector of the judgment matrix, and obtaining the comprehensive weight of the index for evaluating the disturbance recovery capability of each region according to the weight vector.
In one embodiment of the present invention, step S3 further includes: the maximum eigenvalue and the corresponding eigenvector of the judgment matrix are respectively calculated to obtain a weight vector, and further obtain a comprehensive weight of the index for evaluating the disturbance recovery capability of each province (city), which is detailed in the following table:
s4: and counting the evaluated times of each index of each region every month, and finally obtaining a comprehensive evaluation value of the disturbance recovery capability of each region every month, wherein the smaller the value is, the better the disturbance recovery capability of the province (city) is.
In addition, other components and functions of the regional power grid disturbance control capability evaluation method based on the analytic hierarchy process in the embodiment of the present invention are known to those skilled in the art, and are not described in detail for reducing redundancy.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. A regional power grid disturbance control capability evaluation method based on an analytic hierarchy process is characterized by comprising the following steps:
s1: acquiring a criterion layer and an index layer in a power grid layer mode according to disturbance recovery capability of a power grid, wherein the criterion layer includes an operation condition of the power grid, and the index layer includes an operation parameter of the power grid in a standby state, wherein step S1 further includes:
acquiring a power grid hierarchical model for judging disturbance recovery capability of each region, wherein a target layer of the power grid hierarchical model comprises the disturbance recovery capability; the criterion layer comprises: normal operating conditions, accident conditions; the index layer includes: AGC commissioning rate, regulation capacity, 10min standby starting time, 10min standby correct action rate, disturbance recovery rate, 30min standby starting time, 30min standby correct action rate, 60min standby starting time and 60min standby correct action rate;
s2: acquiring a target layer and the criterion layer in the power grid hierarchical mode and a judgment matrix of the criterion layer and the index layer;
s3: calculating the maximum eigenvalue and the corresponding eigenvector of the judgment matrix to obtain a weight vector, and obtaining a comprehensive weight of the index evaluating the disturbance recovery capability of each region according to the weight vector; and
s4: counting the assessed times of each indicator in each region per month, and finally obtaining a comprehensive assessment value of the disturbance recovery capability of each region per month;
and S5, determining the disturbance recovery capability of each region according to the comprehensive assessment value of the disturbance recovery capability of each region.
2. The analytic hierarchy process-based regional power grid disturbance control capability evaluation method of claim 1, wherein the step S2 further comprises:
acquiring judgment matrixes of the target layer and the criterion layer and between the criterion layer and the index layer, and checking the consistency of all elements in the judgment matrixes, wherein the judgment matrixes are as follows:
wherein, A is disturbance recovery capability, B1 is normal operation state, B2 is accident state, C1 is AGC operation rate, C2 is regulation capacity, C3 is 10min standby starting time, C4 is 10min standby correct action rate, C5 is disturbance recovery rate, C6 is 30min standby starting time, C7 is 30min standby correct action rate, C8 is 60min standby starting time, and C9 is 60min standby correct action rate.
3. The method for evaluating the disturbance control capability of the regional power grid based on the analytic hierarchy process of claim 2, wherein the maximum eigenvalue of the judgment matrix and the corresponding eigenvector are calculated in step S3 to obtain a weight vector, and the comprehensive weight of the index for evaluating the disturbance recovery capability of each region according to the weight vector is shown in the following table:
4. the analytic hierarchy process-based regional power grid disturbance control capability evaluation method of claim 3, wherein in step S5, a smaller comprehensive assessment value indicates a better disturbance recovery capability.
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| CN103236026A (en) * | 2013-05-03 | 2013-08-07 | 东南大学 | Optimizing method of high-permeability throughput type power system planning scheme |
| WO2015167712A1 (en) * | 2014-04-29 | 2015-11-05 | Schweitzer Engineering Laboratories, Inc. | Resilient communication for an electric power delivery system |
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| TWI544440B (en) * | 2012-12-04 | 2016-08-01 | 財團法人資訊工業策進會 | Demand response determination apparatus and demand response determination method thereof |
| CN103824234B (en) * | 2014-03-18 | 2017-02-22 | 国家电网公司 | Blocking and hierarchical structure based power distribution system reliability evaluation method |
| CN105096207B (en) * | 2014-05-06 | 2022-02-25 | 国家电网公司 | Important power user power supply reliability assessment method based on analytic hierarchy process |
| CN104299070B (en) * | 2014-09-12 | 2017-06-27 | 大连理工大学 | Operation of power networks trend real time security evaluation method |
| CN105023121B (en) * | 2015-08-20 | 2018-08-07 | 国家电网公司 | A kind of comprehensive estimation method that distributed generation resource access influences power distribution network |
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| CN103236026A (en) * | 2013-05-03 | 2013-08-07 | 东南大学 | Optimizing method of high-permeability throughput type power system planning scheme |
| WO2015167712A1 (en) * | 2014-04-29 | 2015-11-05 | Schweitzer Engineering Laboratories, Inc. | Resilient communication for an electric power delivery system |
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