CN115036911A - Power grid concentrator for power system - Google Patents
Power grid concentrator for power system Download PDFInfo
- Publication number
- CN115036911A CN115036911A CN202210587815.9A CN202210587815A CN115036911A CN 115036911 A CN115036911 A CN 115036911A CN 202210587815 A CN202210587815 A CN 202210587815A CN 115036911 A CN115036911 A CN 115036911A
- Authority
- CN
- China
- Prior art keywords
- preset
- terminal
- module
- adjusting
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/10—Power transmission or distribution systems management focussing at grid-level, e.g. load flow analysis, node profile computation, meshed network optimisation, active network management or spinning reserve management
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention relates to a power grid concentrator for an electric power system, which comprises an acquisition module, a power grid module and a power grid module, wherein the acquisition module is used for acquiring power grid signals; the judgment module is used for judging the working state of the power grid concentrator and analyzing reasons; the terminal comprises a classification module, a processing module and a display module, wherein the classification module is used for classifying the terminals; the analysis module is used for comparing the power consumption change of each grade of type terminal within the first preset time with the preset power consumption change and judging the power supply quantity of each grade of type terminal; and the adjusting module is used for acquiring the priority of each terminal in each level type to be adjusted and determining an adjusting sequence according to the priority after the analyzing module judges that the power supply quantity does not meet the preset standard, comparing the acquired priority with the preset priority and selecting adjusting parameters to adjust the power supply quantity of each terminal after the adjusting module determines the adjusting sequence, wherein the priority is determined according to the power consumption quantity, the power consumption rate and the time adjusting parameters of the terminal in the second preset time.
Description
Technical Field
The invention relates to the technical field of concentrator application, in particular to a power grid concentrator for an electric power system.
Background
In the modern society, electricity is closely related to the life of people, wherein, a power grid concentrator is widely applied in a power system, and can obtain the electricity consumption parameters of each terminal of the power system.
Chinese patent ZL201120123469.6 discloses a power grid concentrator, which is technically characterized by comprising a metering and interface chip, wherein the metering and interface chip is connected with a data processing and control chip, the metering and interface chip is further connected with a display module, a key module, a sampling circuit and an RS-485 module, the data processing and control chip is connected with a FLASH and a communication interface, the metering and interface chip and the data processing and control chip are connected with a power supply module, but the power supply amount cannot be monitored and adjusted in time according to the actual power consumption condition of a user, and normal production and life are influenced.
Disclosure of Invention
Therefore, the invention provides a power grid concentrator for an electric power system, which can solve the technical problems that the terminals cannot be classified according to the power consumption, and the power supply quantity regulating sequence and regulating parameters of the terminals are determined according to the priority.
To achieve the above object, the present invention provides a grid concentrator for an electric power system, including:
the judging module is used for comparing the acquired number of the terminals with a preset number, judging the working state of the power grid concentrator and analyzing reasons when the power grid concentrator works abnormally;
the classification module is used for comparing the power consumption in the acquired power consumption parameters of each terminal with preset power consumption and classifying the terminals when the judgment module judges that the working state of the power grid concentrator is normal;
the analysis module is used for comparing the power consumption change of each grade of type terminal with the preset power consumption change within the first preset time and judging the power supply quantity of each grade of type terminal;
the adjusting module is used for acquiring the priority of each terminal in each grade type to be adjusted and determining an adjusting sequence according to the priority after the analyzing module judges that the power supply quantity does not meet the preset standard, comparing the acquired priority with the preset priority and selecting adjusting parameters to adjust the power supply quantity of each terminal after the adjusting module determines the adjusting sequence, wherein the priority is determined according to the power consumption quantity, the power consumption rate and the time adjusting parameters of the terminal in the second preset time.
Further, the judging module presets a number X, compares the obtained number X of the terminals with the preset number, and judges the working state of the power grid concentrator, wherein,
when X is less than or equal to X1, the judging module judges that the working state of the power grid concentrator is abnormal, and the judging module judges that an input wiring harness of the power grid concentrator has a fault;
when X1 is larger than X and smaller than X2, the judging module judges that the working state of the power grid concentrator is abnormal, and judges that a terminal connected with the power grid concentrator is damaged;
when X is larger than or equal to X2, the judging module judges that the working state of the power grid concentrator is normal;
wherein, when the judging module judges that the working state of the power grid concentrator is normal, the classifying module presets the electricity consumption W, the classifying module compares the obtained electricity consumption wp in the electricity consumption parameter of the pth terminal with the preset electricity consumption to classify the pth terminal, wherein,
when wp is not more than W1, the classification module divides the p terminal into a first-level type;
when W1 < wp < W2, the classification module classifies the pth terminal into a second class type;
when W1 < wp < W3, the classification module classifies the pth terminal as a tertiary type;
when wp is more than or equal to W3, the classification module divides the p-th terminal into a fourth class type;
the classification module presets electricity consumption W, and sets a first preset electricity consumption W1, a second preset electricity consumption W2 and a third preset electricity consumption W3, wherein p is 1, 2. n, and n is the number of terminals.
Further, the analysis obtains a power consumption change ei of the i-th class terminal within a first preset time, and sets ei as wi2-wi1, where the power consumption of the i-th class terminal obtained by the wi1 analysis module and the power consumption of the i-th class terminal obtained by the analysis module through the first preset time are wi2, the analysis module compares the obtained power consumption change with a preset power consumption change E, and determines whether the power supply of each terminal of the i-th class terminal needs to be adjusted, where,
when ei is less than or equal to E1, the analysis module judges that the power supply amount of each terminal of the ith grade type does not meet a preset standard, and the adjustment module adjusts the power supply amount of each terminal of the ith grade type;
when E1 is more than ei and less than E2, judging that the power supply quantity of each terminal of the ith grade type meets a preset standard;
when ei is larger than or equal to E2, the analysis module judges that the power supply quantity of each terminal of the ith grade type does not meet the preset standard, and the adjustment module adjusts the power supply quantity of each terminal of the ith grade type;
the analysis module presets a power consumption change E, sets a first preset power consumption change E1 and a second preset power consumption change E2, wherein i is 1,2,3 and 4.
Further, the analysis module determines that the power supply amount of each terminal of the ith type does not meet a preset standard, the adjustment module acquires the priority of each terminal of the ith type, the acquired priorities are arranged according to a descending order, and the adjustment module adjusts the power supply amount of each terminal of the ith type according to the order of the priorities.
Further, the adjusting module presets a priority level R, compares the acquired priority level rp of each terminal of the ith class with the preset priority level, selects an adjusting parameter as a power supply amount adjusting parameter of each terminal of the ith class, wherein,
when rp is less than or equal to R1, the adjusting module selects a first preset adjusting parameter H1 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when R1 is larger than rp and is not larger than R2, the adjusting module selects a second preset adjusting parameter H2 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when rp is larger than or equal to R2, the adjusting module selects a third preset adjusting parameter H3 as a power supply amount adjusting parameter of each terminal of the i-th level type;
the adjusting module presets a priority R, sets a first preset priority R1 and a second preset priority R2, presets an adjusting parameter H, and sets a first preset adjusting parameter H1, a second preset adjusting parameter H2 and a third preset adjusting parameter H3.
Further, when the change of the power consumption acquired by the analysis module is smaller than or equal to a first preset power consumption change, the adjustment module determines to reduce the power supply amount Dp of each terminal of the i-th level type to Dp1, sets Dp1 to Dp x (1-hjx | E1-E |/E1), when the change of the power consumption acquired by the analysis module is larger than or equal to a second preset power consumption change, the adjustment module determines to increase the power supply amount Dp of each terminal of the i-th level type to Dp2, sets Dp2 to Dp x (1+ hjx | E1-E |/E1); wherein j is 1,2, 3.
Further, the priority rp is determined according to the power consumption ap and the power consumption rate bp of the pth terminal within the second preset time and the time adjusting parameter Gk, and rp is set to be ap/ap0 × bp × Gk, where k is 1,2,3,4, and ap0 is the average value of the power consumption of the pth terminal.
Further, the grid concentrator for power system according to claim 8, wherein the power consumption rate bp is determined according to a power consumption amount W0 and a power supply amount D0 of the pth terminal within a second preset time, wherein bp is W0/D0.
Further, the time adjustment parameter is determined according to the power supply time l, the adjustment module compares the acquired power supply time with a preset power supply time, and selects the time adjustment parameter, wherein,
when L is less than L1, the adjusting module selects a first preset time adjusting parameter G1;
when L is more than or equal to L1 and less than L2, the adjusting module selects a second preset time adjusting parameter G2;
when L is more than L2 and less than or equal to L3, the adjusting module selects a third preset time adjusting parameter G3;
when L is larger than L3, the adjusting module selects a fourth preset time adjusting parameter G4;
the adjusting module presets power supply time L, sets first preset power supply time L1, second preset power supply time L2, third preset power supply time L3, adjusts module preset time adjusting parameters G, sets first preset time adjusting parameters G1, second preset time adjusting parameters G2, third preset time adjusting parameters G3 and third preset time adjusting parameters G4.
Compared with the prior art, the invention has the advantages that the invention is provided with a judging module for comparing the number of the terminals acquired by the acquisition module with a preset number, judging the working state of the power grid concentrator and analyzing reasons when the power grid concentrator works abnormally so as to find faults and overhaul in time and maintain the normal operation of the power grid concentrator, a classifying module for comparing the acquired power consumption in the power consumption parameters of each terminal with the preset power consumption when the judging module judges that the working state of the power grid concentrator is normal and classifying the terminals, an analyzing module for judging the power supply amount of each type of terminal according to the comparison between the power consumption change of each type of terminal and the preset power consumption change within a first preset time, an adjusting module for judging that the power supply amount does not accord with a preset standard, the method comprises the steps that an adjusting module obtains the priority of each terminal in each grade type to be adjusted, the adjusting sequence is determined according to the priority, after the adjusting module determines the adjusting sequence, the adjusting module compares the obtained priority with a preset priority, adjusting parameters are selected to adjust the power supply quantity of each terminal, wherein the priority is determined according to the power consumption quantity, the power consumption rate and the time adjusting parameters of the terminal within second preset time, the power consumption condition of each grade type terminal is monitored in real time, and the power supply quantity of each terminal is adjusted, so that the user requirements are met.
In particular, the judging module compares the acquired number of the terminals with a preset number, judges the working state of the power grid concentrator, wherein, when the number of the terminals acquired by the judging module is less than or equal to a first preset number, the judging module judges that a plurality of terminal information of the power grid system where the power grid concentrator is positioned are not acquired by the power grid concentrator, the judging module judges that the working state of the power grid concentrator is abnormal and the input wire harness of the power grid concentrator has a fault, when the number of the terminals acquired by the analysis module is greater than the first preset number and less than the second preset number, it indicates that although the number of the acquired terminals is still less than the preset number, but the number of the power grid concentrators is small, the judgment module judges that the working state of the power grid concentrator is abnormal, the terminal connected with the power grid concentrator is damaged, and a worker can take corresponding measures to repair the fault in time.
Particularly, the classification module compares the power consumption in the acquired power consumption parameters of each terminal with preset power consumption to classify the terminals, because the terminals may have different uses such as civil use, commercial use, industrial use, agricultural use and the like, the power consumption parameters of the terminals are greatly different to a certain extent, and the classification module classifies the terminals into four types in order to more accurately analyze and adjust the power supply condition.
Especially, the analysis module changes the power consumption in the first preset time that will acquire and predetermines the power consumption and change and compare, whether need adjust the power supply volume and judge, wherein, when the power consumption change that analysis module acquireed changes the time of the first preset power consumption of less than or equal to, explain this kind of terminal's power consumption reduces this moment, it is unfavorable for practicing thrift the electric energy to keep present power supply volume, consequently analysis module judges that power supply volume is not conform to and predetermines the standard, when the power consumption change that analysis module acquireed is more than or equal to the second preset power consumption changes, explain the power consumption demand increase at this kind of terminal, present power supply volume can not satisfy the user demand, consequently analysis module judges that power supply volume does not conform to and predetermines the standard.
Particularly, when the analysis module judges that the power supply amount of a certain grade of terminal does not meet the preset standard, the adjusting module acquires the priority of each terminal in the type of terminal to be adjusted, the adjusting module firstly adjusts the terminal with higher priority according to the adjusting sequence of each terminal, after the adjusting module determines the adjusting sequence, the adjusting parameters are determined and selected according to the acquired priority, the power supply amount is accurately adjusted according to the signals transmitted by the analysis module, wherein, when the change of the power consumption acquired by the analysis module is less than or equal to the first preset power consumption change, the power consumption is reduced, so the adjustment module judges that the power supply quantity to the terminal is reduced, when the change of the power consumption acquired by the analysis module is larger than or equal to the second preset power consumption change, the power consumption is increased, and therefore the adjustment module judges that the power supply amount to the terminal is increased.
Especially, because different terminals can change because of the demand of the power supply amount, and the loss that causes is also different, when adjusting the power supply amount, the adjusting module obtains the priority according to the power consumption, the power consumption rate and the time adjusting parameter of each terminal, when the power consumption of a certain period of time of a certain terminal is higher than average power consumption, the power consumption rate is higher and is in the peak of power consumption, the more serious influence that the power supply amount is insufficient causes, the waste that the power supply surplus caused just more, therefore the adjusting module considers above factors comprehensively obtains the priority.
Drawings
Fig. 1 is a schematic structural diagram of a power grid concentrator for an electric power system according to an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations.
Fig. 1 is a schematic diagram of a power grid concentrator for an electric power system according to an embodiment of the present invention, including,
the acquisition module is used for acquiring real-time power utilization parameters of each terminal connected with the power grid concentrator;
the judging module is used for comparing the number of the terminals acquired by the acquiring module with a preset number, judging the working state of the power grid concentrator and analyzing reasons when the power grid concentrator works abnormally;
the classification module is used for comparing the power consumption in the acquired power consumption parameters of each terminal with preset power consumption and classifying the terminals when the judgment module judges that the working state of the power grid concentrator is normal;
the analysis module is used for comparing the power consumption change of each grade of type terminal with the preset power consumption change within the first preset time and judging the power supply quantity of each grade of type terminal;
and the adjusting module is used for acquiring the priority of each terminal in each level type to be adjusted and determining an adjusting sequence according to the priority after the analyzing module judges that the power supply quantity does not meet the preset standard, comparing the acquired priority with the preset priority and selecting adjusting parameters to adjust the power supply quantity of each terminal after the adjusting module determines the adjusting sequence, wherein the priority is determined according to the power consumption quantity, the power consumption rate and the time adjusting parameters of the terminal in the second preset time.
Specifically, the terminal electricity consumption parameter includes a voltage, a current, power, an electricity consumption amount, a power supply amount, and the like of the terminal.
The judging module presets a number X, compares the acquired number X of the terminals with the preset number and judges the working state of the power grid concentrator, wherein,
when X is less than or equal to X1, the judging module judges that the working state of the power grid concentrator is abnormal, and the judging module judges that an input wiring harness of the power grid concentrator has a fault;
when X1 is larger than X and smaller than X2, the judging module judges that the working state of the power grid concentrator is abnormal, and judges that a terminal connected with the power grid concentrator is damaged;
when X is larger than or equal to X2, the judgment module judges that the working state of the power grid concentrator is normal;
the judging modules are preset in number X, and a first preset number X1 and a second preset number X2 are set.
Specifically, the judging module compares the number of the terminals acquired by the acquiring module with a preset number, judges the working state of the power grid concentrator, wherein, when the number of the terminals acquired by the judging module is less than or equal to a first preset number, the judging module judges that a plurality of terminal information of the power grid system where the power grid concentrator is positioned are not acquired by the power grid concentrator, the judging module judges that the working state of the power grid concentrator is abnormal and the input wire harness of the power grid concentrator has a fault, when the number of the terminals acquired by the analysis module is greater than the first preset number and less than the second preset number, it indicates that although the number of the acquired terminals is still less than the preset number, but the number of the power grid concentrators is small, the judgment module judges that the working state of the power grid concentrator is abnormal, the terminal connected with the power grid concentrator is damaged, and a worker can take corresponding measures to repair the fault in time.
When the judging module judges that the working state of the power grid concentrator is normal, the classifying module presets the electricity consumption W, compares the obtained electricity consumption wp in the electricity consumption parameter of the pth terminal with the preset electricity consumption and classifies the pth terminal, wherein,
when wp is not more than W1, the classification module divides the p terminal into a first-level type;
when W1 < wp < W2, the classification module classifies the pth terminal into a second class type;
when W1 < wp < W3, the classification module classifies the pth terminal as a tertiary type;
when wp is larger than or equal to W3, the classification module divides the p-th terminal into a fourth class;
the classification module presets electricity consumption W, and sets a first preset electricity consumption W1, a second preset electricity consumption W2, a third preset electricity consumption W3, p is 1, 2. cndot. n, and n is the number of terminals.
Specifically, the classification module compares the power consumption in the acquired power consumption parameters of each terminal with preset power consumption to classify the terminals, because the terminals may have different uses such as civil use, commercial use, industrial use, agricultural use and the like, the power consumption parameters of the terminals are greatly different to a certain extent, and the classification module classifies the terminals into four categories in order to more accurately analyze and adjust the power supply condition.
The analysis obtains the electricity consumption change ei of the ith type terminal in first preset time, and sets ei as wi2-wi1, wherein the electricity consumption of the ith type terminal is obtained by the wi1 analysis module, the wi2 is the electricity consumption of the ith type terminal obtained by the analysis module through the first preset time, the analysis module compares the obtained electricity consumption change with the preset electricity consumption change E, and judges whether the power supply quantity of each terminal of the ith type needs to be adjusted, wherein,
when ei is less than or equal to E1, the analysis module judges that the power supply amount of each terminal of the ith grade type does not meet a preset standard, and the adjustment module adjusts the power supply amount of each terminal of the ith grade type;
when E1 is more than ei and less than E2, judging that the power supply amount of each terminal of the ith grade meets the preset standard;
when ei is larger than or equal to E2, the analysis module judges that the power supply quantity of each terminal of the ith grade type does not meet the preset standard, and the adjustment module adjusts the power supply quantity of each terminal of the ith grade type;
the analysis module presets a power consumption change E, sets a first preset power consumption change E1 and a second preset power consumption change E2, wherein i is 1,2,3 and 4.
Specifically speaking, the analysis module changes the power consumption in the first preset time that will acquire and predetermines the power consumption and change and compare, whether need adjust the power supply volume and judge, wherein, when the power consumption that analysis module acquireed changes the first preset power consumption of less than or equal to, explain this type of terminal's power consumption reduces this moment, it is unfavorable for practicing thrift the electric energy to keep present power supply volume, consequently analysis module judges that power supply volume is not conform to and predetermines the standard, when the power consumption that analysis module acquireed changes the second preset power consumption of more than or equal to, explain the power consumption demand increase at this type of terminal, present power supply volume can not satisfy the user demand, consequently analysis module judges that power supply volume is not conform to and predetermines the standard.
The analysis module judges that the power supply amount of each terminal of the ith type does not meet a preset standard, the adjustment module acquires the priority of each terminal of the ith type and arranges the acquired priority in descending order, and the adjustment module adjusts the power supply amount of each terminal of the ith type according to the priority order.
The adjusting module presets a priority level R, compares the acquired priority level rp of each terminal of the ith type with the preset priority level, selects adjusting parameters as power supply amount adjusting parameters of each terminal of the ith type, wherein,
when rp is less than or equal to R1, the adjusting module selects a first preset adjusting parameter H1 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when R1 is greater than rp and less than or equal to R2, the adjusting module selects a second preset adjusting parameter H2 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when rp is larger than or equal to R2, the adjusting module selects a third preset adjusting parameter H3 as a power supply amount adjusting parameter of each terminal of the i-th level type;
the adjusting module presets a priority R, sets a first preset priority R1 and a second preset priority R2, presets an adjusting parameter H, and sets a first preset adjusting parameter H1, a second preset adjusting parameter H2 and a third preset adjusting parameter H3.
When the change of the power consumption obtained by the analysis module is smaller than or equal to a first preset power consumption change, the adjustment module judges that the power supply amount Dp of each terminal of the ith grade is reduced to Dp1, Dp1 is set to Dp x (1-Hj x E1-E i/E1), when the change of the power consumption obtained by the analysis module is larger than or equal to a second preset power consumption change, the adjustment module judges that the power supply amount Dp of each terminal of the ith grade is increased to Dp2, and Dp2 is set to Dp x (1+ Hj x E1-E i/E1); wherein j is 1,2, 3.
Specifically, when the analysis module judges that the power supply amount of a certain grade of terminal does not meet the preset standard, the adjusting module acquires the priority of each terminal in the type of terminal to be adjusted, the adjusting module firstly adjusts the terminal with higher priority according to the adjusting sequence of each terminal, after the adjusting module determines the adjusting sequence, the adjusting parameters are determined and selected according to the acquired priority, the power supply amount is accurately adjusted according to the signals transmitted by the analysis module, wherein, when the change of the power consumption acquired by the analysis module is less than or equal to the first preset power consumption change, the power consumption is reduced, so the adjustment module judges that the power supply quantity to the terminal is reduced, when the change of the power consumption acquired by the analysis module is larger than or equal to the second preset power consumption change, the power consumption is increased, and therefore the adjustment module judges that the power supply amount to the terminal is increased.
The priority rp is determined according to the electricity consumption ap, the electricity consumption rate bp and the time adjusting parameter Gk of the pth terminal in the second preset time, and rp is set to ap/ap0 × bp × Gk, wherein k is 1,2,3,4 and ap0 is the average value of the electricity consumption of the pth terminal.
And the power consumption rate bp is determined according to the power consumption amount W0 and the power supply amount D0 of the pth terminal within the second preset time, wherein bp is W0/D0.
The time adjustment parameter is determined according to the power supply time l, the adjustment module compares the acquired power supply time with the preset power supply time, and selects the time adjustment parameter, wherein,
when L is less than L1, the adjusting module selects a first preset time adjusting parameter G1;
when L is more than or equal to L1 and less than L2, the adjusting module selects a second preset time adjusting parameter G2;
when L is more than L2 and less than or equal to L3, the adjusting module selects a third preset time adjusting parameter G3;
when L is larger than L3, the adjusting module selects a fourth preset time adjusting parameter G4;
the adjusting module presets power supply time L, sets first preset power supply time L1, second preset power supply time L2, third preset power supply time L3, adjusts module preset time adjusting parameters G, sets first preset time adjusting parameters G1, second preset time adjusting parameters G2, third preset time adjusting parameters G3 and third preset time adjusting parameters G4.
Specifically, the present invention is not limited to the time adjustment parameter, and the present invention provides a preferred embodiment, wherein G1 ═ 0.8 to 1.0, G2 ═ 1.1 to 1.3, G3 ═ 1.5 to 1.8, and G3 ═ 1.3 to 1.5.
Specifically, because different terminals have different requirements for the amount of power supply, and the losses caused by the different terminals are different, when the amount of power supply is adjusted, the adjusting module obtains the priority according to the power consumption, the power consumption rate and the time adjusting parameters of each terminal, when the power consumption of a certain period of time of a certain terminal is higher than the average power consumption, the power consumption rate is higher and is in a peak power consumption, the influence caused by insufficient amount of power supply is more serious, the waste caused by excessive power supply is more, and therefore the adjusting module comprehensively considers the factors to obtain the priority.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can be within the protection scope of the invention.
Claims (10)
1. A grid concentrator for an electrical power system, comprising:
the judging module is used for comparing the acquired number of the terminals with a preset number, judging the working state of the power grid concentrator and analyzing the reason of the abnormal working of the power grid concentrator;
the classification module is used for comparing the power consumption in the acquired power consumption parameters of each terminal with preset power consumption and classifying each terminal;
the analysis module is used for comparing the power consumption change of each grade of type terminal with the preset power consumption change within the first preset time and judging the power supply quantity of each grade of type terminal;
the adjusting module is used for acquiring the priority of each terminal in each grade type to be adjusted and determining an adjusting sequence according to the priority after the analyzing module judges that the power supply quantity does not meet the preset standard, comparing the acquired priority with the preset priority and selecting adjusting parameters to adjust the power supply quantity of each terminal after the adjusting module determines the adjusting sequence, wherein the priority is determined according to the power consumption quantity, the power consumption rate and the time adjusting parameters of the terminal in the second preset time.
2. The grid concentrator for an electric power system according to claim 1, wherein the determining module is configured to determine the operating state of the grid concentrator by comparing the obtained number of terminals X with a preset number, wherein,
when X is less than or equal to X1, the judging module judges that the working state of the power grid concentrator is abnormal, and the judging module judges that an input wiring harness of the power grid concentrator has a fault;
when X1 is larger than X and smaller than X2, the judging module judges that the working state of the power grid concentrator is abnormal, and judges that a terminal connected with the power grid concentrator is damaged;
when X is larger than or equal to X2, the judging module judges that the working state of the power grid concentrator is normal;
the judging modules are preset in number X, and a first preset number X1 and a second preset number X2 are set.
3. The grid concentrator for an electric power system according to claim 2, wherein the classification module presets a power consumption W when the judgment module judges that the grid concentrator is in a normal working state, and the classification module compares a power consumption wp in the obtained electricity consumption parameter of the pth terminal with a preset power consumption to classify the pth terminal, wherein,
when wp is not more than W1, the classification module divides the p terminal into a first-level type;
when W1 < wp < W2, the classification module classifies the pth terminal as a second level type;
when W1 < wp < W3, the classification module classifies the pth terminal as a tertiary type;
when wp is larger than or equal to W3, the classification module divides the p-th terminal into a fourth class;
the classification module presets electricity consumption W, and sets a first preset electricity consumption W1, a second preset electricity consumption W2 and a third preset electricity consumption W3, wherein p is 1, 2. n, and n is the number of terminals.
4. The grid concentrator for the electric power system according to claim 3, wherein the analyzing obtains a power consumption change ei of the i-th class terminal within a first preset time, and sets ei to wi2-wi1, wherein the wi1 analyzes the power consumption of the i-th class terminal obtained by the module, the wi2 analyzes the power consumption of the i-th class terminal obtained by the module through the first preset time, the analyzing module compares the obtained power consumption change with a preset power consumption change E, and determines whether the power supply amount of each terminal of the i-th class needs to be adjusted, wherein,
when ei is less than or equal to E1, the analysis module judges that the power supply quantity of each terminal of the ith grade type does not meet the preset standard, and the adjustment module adjusts the power supply quantity of each terminal of the ith grade type;
when E1 is more than ei and less than E2, judging that the power supply amount of each terminal of the ith grade meets the preset standard;
when ei is larger than or equal to E2, the analysis module judges that the power supply quantity of each terminal of the ith grade type does not meet the preset standard, and the adjustment module adjusts the power supply quantity of each terminal of the ith grade type;
the analysis module presets a power consumption change E, sets a first preset power consumption change E1 and a second preset power consumption change E2, wherein i is 1,2,3 and 4.
5. The grid concentrator for the electric power system according to claim 4, wherein the analysis module determines that the power supply amount of each terminal of the ith type does not meet a preset standard, the adjustment module obtains the priority of each terminal of the ith type, arranges the obtained priorities in descending order, and adjusts the power supply amount of each terminal of the ith type according to the priority order.
6. The grid concentrator for the electric power system according to claim 5, wherein the adjusting module presets a priority level R, compares the obtained priority level rp of each terminal of the i-th class with the preset priority level, and selects an adjusting parameter as a power supply amount adjusting parameter of each terminal of the i-th class, wherein,
when rp is less than or equal to R1, the adjusting module selects a first preset adjusting parameter H1 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when R1 is larger than rp and is not larger than R2, the adjusting module selects a second preset adjusting parameter H2 as a power supply amount adjusting parameter of each terminal of the i-th level type;
when rp is larger than or equal to R2, the adjusting module selects a third preset adjusting parameter H3 as a power supply amount adjusting parameter of each terminal of the i-th level type;
the adjusting module presets a priority R, sets a first preset priority R1 and a second preset priority R2, presets an adjusting parameter H, and sets a first preset adjusting parameter H1, a second preset adjusting parameter H2 and a third preset adjusting parameter H3.
7. The grid concentrator for electric power system according to claim 6, wherein the adjusting module determines to decrease the power supply amount Dp of each terminal of the i-th class to Dp1 when the change in the power consumption obtained by the analyzing module is equal to or less than a first preset power consumption change, sets Dp1 ═ Dp x (1-Hj x | E1-E |/E1), and determines to increase the power supply amount Dp of each terminal of the i-th class to Dp2, sets Dp2 × (1+ Hj x | E1-E |/E1) when the change in the power consumption obtained by the analyzing module is equal to or more than a second preset power consumption change; wherein j is 1,2, 3.
8. The grid concentrator for the power system according to claim 7, wherein the priority rp is determined according to the power consumption ap of the pth terminal within the second preset time, the power consumption rate bp, and the time adjustment parameter Gk, and is set to rp _ ap/ap0 × bp × Gk, where k _ 1,2,3,4, and ap0 are average values of the power consumption of the pth terminal.
9. The grid concentrator for an electric power system according to claim 8, wherein the power consumption rate bp is determined according to a power consumption amount W0 and a power supply amount D0 of a pth terminal within a second preset time, wherein bp is W0/D0.
10. The grid concentrator for power systems according to claim 9, wherein the time adjustment parameter is determined according to a power supply time/, and the adjustment module compares the obtained power supply time with a preset power supply time to select the time adjustment parameter,
when L is less than L1, the adjusting module selects a first preset time adjusting parameter G1;
when L is more than or equal to L1 and less than L2, the adjusting module selects a second preset time adjusting parameter G2;
when L is more than L2 and less than or equal to L3, the adjusting module selects a third preset time adjusting parameter G3;
when L is larger than L3, the adjusting module selects a fourth preset time adjusting parameter G4;
the adjusting module presets power supply time L, sets first preset power supply time L1, second preset power supply time L2, third preset power supply time L3, adjusts module preset time adjusting parameters G, sets first preset time adjusting parameters G1, second preset time adjusting parameters G2, third preset time adjusting parameters G3 and third preset time adjusting parameters G4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587815.9A CN115036911B (en) | 2022-05-26 | 2022-05-26 | Power grid concentrator for power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587815.9A CN115036911B (en) | 2022-05-26 | 2022-05-26 | Power grid concentrator for power system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115036911A true CN115036911A (en) | 2022-09-09 |
| CN115036911B CN115036911B (en) | 2023-03-21 |
Family
ID=83120448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210587815.9A Active CN115036911B (en) | 2022-05-26 | 2022-05-26 | Power grid concentrator for power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115036911B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130245850A1 (en) * | 2012-03-14 | 2013-09-19 | Kabushiki Kaisha Toshiba | Electric power supply-and-demand control apparatus |
| CN105449719A (en) * | 2014-08-26 | 2016-03-30 | 珠海格力电器股份有限公司 | Distributed energy power supply control method, distributed energy power supply control device and distributed energy power supply control system |
| CN107526633A (en) * | 2017-08-04 | 2017-12-29 | 广东美的制冷设备有限公司 | Energy-saving control method, device, energy conserving system and the storage medium of electrical equipment |
| CN109120006A (en) * | 2018-07-17 | 2019-01-01 | 温州大学 | A kind of off-network photovoltaic system load management method and system |
| CN110728836A (en) * | 2019-10-22 | 2020-01-24 | 深圳供电局有限公司 | Concentrator meter reading abnormity analysis method and system |
| CN114444739A (en) * | 2022-04-11 | 2022-05-06 | 广东电网有限责任公司 | Digital smart power grid region management system and method |
-
2022
- 2022-05-26 CN CN202210587815.9A patent/CN115036911B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130245850A1 (en) * | 2012-03-14 | 2013-09-19 | Kabushiki Kaisha Toshiba | Electric power supply-and-demand control apparatus |
| CN105449719A (en) * | 2014-08-26 | 2016-03-30 | 珠海格力电器股份有限公司 | Distributed energy power supply control method, distributed energy power supply control device and distributed energy power supply control system |
| CN107526633A (en) * | 2017-08-04 | 2017-12-29 | 广东美的制冷设备有限公司 | Energy-saving control method, device, energy conserving system and the storage medium of electrical equipment |
| CN109120006A (en) * | 2018-07-17 | 2019-01-01 | 温州大学 | A kind of off-network photovoltaic system load management method and system |
| CN110728836A (en) * | 2019-10-22 | 2020-01-24 | 深圳供电局有限公司 | Concentrator meter reading abnormity analysis method and system |
| CN114444739A (en) * | 2022-04-11 | 2022-05-06 | 广东电网有限责任公司 | Digital smart power grid region management system and method |
Non-Patent Citations (1)
| Title |
|---|
| 陈振宇 等: "考虑用户偏好和设备特性的自动需求响应策略", 《南方电网技术》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115036911B (en) | 2023-03-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104868845B (en) | Embedded solar photovoltaic assembly data monitoring device and method | |
| CN114444739B (en) | Digital smart power grid region management system and method | |
| CN114137916B (en) | Supervision and control system for circuit board production based on data analysis | |
| CN104618122A (en) | Method for signal feedback and apparatus thereof, method for power supply and equipment thereof, and method for controlling and system thereof | |
| CN115603453B (en) | Take intelligent monitoring system's direct current generating line group control device | |
| CN101636898A (en) | The control device that is used for the converter station of high-voltage direct-current transmission system | |
| CN101297468A (en) | Regulation method of DC power transmission | |
| CN105703374A (en) | New-type urbanization-based low voltage treatment measures optimization method | |
| CN116128241A (en) | Intelligent power supply system | |
| CN115833402A (en) | Artificial intelligence network command management and issuing system based on power dispatching | |
| CN111884585A (en) | Photovoltaic power generation intelligent energy storage system | |
| CN115036911B (en) | Power grid concentrator for power system | |
| CN112886604A (en) | Operation control method for offshore oil field group with typical fault and shore-based power supply | |
| CN108321832A (en) | A kind of control method and control device reducing equipment overcurrent operation risk | |
| CN113923062A (en) | Power supply method and device, network equipment and readable storage medium | |
| US20150103572A1 (en) | Inverting apparatus and control method thereof | |
| CN114580562A (en) | Abnormal data detection method and device based on process flow | |
| CN112233406B (en) | Quick data response control method based on 5G communication | |
| CN108551330A (en) | A kind of photovoltaic module array monitoring system and monitoring method | |
| CN106887848B (en) | Voltage power-less real-time control method based on Fuzzy Pattern Recognition | |
| CN117728584A (en) | Comprehensive data monitoring method and system for electric power system | |
| CN112731059A (en) | Low-voltage line intelligent monitoring device and monitoring system thereof | |
| CN109599951A (en) | The intelligent distributed acquisition of one kind and integrated terminal and its data processing method | |
| CN207449825U (en) | A kind of automobile start and stop BOOST voltage-stablizers | |
| CN115630790B (en) | Metering network management method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |