CN111654024B - Power protection, supply and management control method, device and equipment for power system - Google Patents
Power protection, supply and management control method, device and equipment for power system Download PDFInfo
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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Abstract
The application discloses a power protection and supply management and control method, a device and equipment for a power system, wherein the method comprises the following steps: acquiring a plurality of protection power supply circuits of an electric power system, protection power supply information corresponding to each protection power supply circuit and a power distribution ring network circuit at the opposite side of each protection power supply circuit; based on a main, distribution and utilization integrated model of the power system, adding marks to corresponding protection power supply lines through each protection power supply information to obtain a visual protection power supply monitoring list, and adding all power distribution ring network lines in the protection power supply monitoring list; when an operation instruction for a protection power supply line or a distribution ring network line is obtained, an alarm signal is sent out; when a fault power supply protection line exists in the power supply protection monitoring list, a power supply protection object of a non-fault section on the fault power supply protection line is supplied with power through a power distribution ring network line corresponding to the fault power supply protection line; and when judging that the due guaranteed power supply line exists in the guaranteed power supply monitoring list, sending a reminding signal to enable a user to perform due processing on the due guaranteed power supply line.
Description
Technical Field
The application relates to the technical field of power protection and supply management and control, in particular to a power protection and supply management and control method, device and equipment for an electric power system.
Background
With the social development, the high-level and high-difficulty power protection and supply tasks are increased day by day, and the structure of a power protection and supply circuit is complicated day by day. The power supply protection aims at zero flicker of a power grid, zero fault of equipment, zero error of service, zero complaint of service customers and zero event of power protection. In order to ensure safe and reliable operation of a power supply grid during important activities, research on power supply protection technology is of great significance.
Due to the fact that the protection power supply lines are dispersed, the protection power supply time periods are different, and the protection power supply grades are different, difficulty is increased for protection power supply control in a circuit system, however, an existing management and control method is disordered, and monitoring and accident handling work of scheduling is affected.
Therefore, providing an effective power protection management and control method is a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The application provides a power protection and supply management and control method, device and equipment for an electric power system, and solves the technical problem of disordered power protection and supply management and control of the electric power system in the prior art.
In view of the above, a first aspect of the present application provides a power protection, supply and control method for an electric power system, including:
the method comprises the steps of obtaining a plurality of protection power supply circuits of an electric power system, protection power supply information corresponding to the protection power supply circuits and power distribution ring network circuits on opposite sides of the protection power supply circuits;
based on a main, distribution and use integrated model of the power system, adding an identifier to the corresponding protection power supply line through each protection power supply information to obtain a visual protection power supply monitoring list, and adding all the power distribution ring network lines in the protection power supply monitoring list;
when an operation instruction for the power protection and supply line or the power distribution ring network line is obtained, an alarm signal is sent out;
when a fault power supply protection line exists in the power supply protection monitoring list, supplying power to a power supply protection object of a non-fault section on the fault power supply protection line through a power distribution ring network line corresponding to the fault power supply protection line;
and when the power supply protection monitoring list has the power supply protection line due, sending a reminding signal to enable a user to carry out expiration processing on the power supply protection line due so as to realize the power supply protection whole-flow management and control of the power system.
Optionally, the acquiring the power distribution ring network line on the opposite side of the protection and power supply line specifically includes:
and based on the main, distribution and utilization integrated model, topologically searching the power distribution ring network circuit on the opposite side of the protection power supply circuit.
Optionally, the step of supplying power to the protection power supply object on the non-fault section on the failsafe power supply line through the distribution ring network line corresponding to the failsafe power supply line specifically includes:
acquiring power parameters and a topology searching structure of the power distribution ring network circuit;
and based on the electric power parameters, the topology searching structure and the preset power supply condition, judging whether the distribution ring network line can supply power to a protection power supply object at a non-fault end on the fault protection power supply line, if so, supplying power to the protection power supply object through the distribution ring network line.
Optionally, the power parameter comprises: current line load and line load limits;
the preset power supply available condition comprises: and the sum of the demand load corresponding to the power protection object and the current line load is less than the line load limit.
Optionally, the obtaining a plurality of protection power supply lines of the power system and protection power supply information corresponding to each protection power supply line specifically includes:
and the method comprises the steps of passing a plurality of protection power supply lines of an OMS interface power system and protection power supply information corresponding to each protection power supply line.
Optionally, the method further comprises:
acquiring a jump request, wherein the jump request comprises a power supply line to be jumped;
and responding to the jump request, and loading a plant station wiring diagram corresponding to the power supply line to be jumped.
Optionally, the method further comprises:
and storing the power protection and monitoring list.
Optionally, the expiration process comprises: and removing the identifier corresponding to the due guaranteed power supply line, or prolonging the power supply time of the due guaranteed power supply line.
A second aspect of the present application provides a power system protection and supply control apparatus, including:
the acquisition unit is used for acquiring a plurality of power protection and supply circuits of an electric power system, power protection and supply information corresponding to each power protection and supply circuit and a power distribution ring network circuit opposite to each power protection and supply circuit;
the adding unit is used for adding marks to the corresponding protection power supply line through the protection power supply information based on a main, distribution and utilization integrated model of the power system to obtain a visual protection power supply monitoring list, and adding all the power distribution ring network lines in the protection power supply monitoring list;
the alarm unit is used for sending an alarm signal when an operation instruction for the power protection circuit or the power distribution ring network circuit is obtained;
the power supply unit is used for supplying power to a power-protection object on a non-fault section on the power-protection line through a power distribution ring network line corresponding to the power-protection line when the power-protection line is judged to exist in the power-protection monitoring list;
and the expiration processing unit is used for sending out a reminding signal when the expired guaranteed power supply line exists in the guaranteed power supply monitoring list, so that a user can perform expiration processing on the expired guaranteed power supply line, and the full-process management and control on the guaranteed power supply of the power system are realized.
A third aspect of the present application provides a power system protection and supply control apparatus, including a processor and a memory;
the memory is used for storing program codes and transmitting the program codes to the processor;
the processor is configured to execute the power system protection and power management method according to the first aspect according to instructions in the program code.
According to the technical scheme, the embodiment of the application has the following advantages:
the application provides a power protection and supply management and control method for an electric power system, which comprises the following steps: acquiring a plurality of protection power supply circuits of an electric power system, protection power supply information corresponding to each protection power supply circuit and a power distribution ring network circuit at the opposite side of each protection power supply circuit; based on a main, distribution and utilization integrated model of the power system, adding marks to corresponding protection power supply lines through each protection power supply information to obtain a visual protection power supply monitoring list, and adding all power distribution ring network lines in the protection power supply monitoring list; when an operation instruction for a protection power supply line or a distribution ring network line is obtained, an alarm signal is sent out; when a fault power supply protection line exists in the power supply protection monitoring list, a power supply protection object of a non-fault section on the fault power supply protection line is supplied with power through a power distribution ring network line corresponding to the fault power supply protection line; and when the power supply protection monitoring list has the power supply protection line due, sending a reminding signal to enable a user to process the power supply protection line due so as to realize the power supply protection and supply whole-process management and control of the power system.
In the application, after a plurality of guarantee power supply lines of an electric power system, guarantee power supply information corresponding to each guarantee power supply line and a distribution ring network line at the opposite side of each guarantee power supply line are obtained, a guarantee power supply monitoring list can be obtained after a mark (namely a hang tag) is added to the corresponding guarantee power supply line through each guarantee power supply information, all distribution ring network lines are added into the guarantee power supply monitoring list, the guarantee power supply lines are monitored in real time through the guarantee power supply monitoring list, when a fault guarantee power supply line exists in the power supply monitoring list, the rapid recovery of power supply is carried out through the distribution ring network line at the opposite side of the fault guarantee power supply, the condition that power cannot be supplied is avoided, when the expired guarantee power supply line exists in the guarantee power supply monitoring list, an alarm signal is sent out to remind a user of carrying out expiration treatment on the expired guarantee power supply line, and the waste of power supply is avoided, and subsequent management is disordered, and when an operation instruction of the protection power supply line or the distribution looped network line is obtained, an alarm signal is sent out, so that the protection power supply line is prevented from being operated due to misoperation.
Drawings
Fig. 1 is a schematic flowchart of a power protection and management control method for an electric power system according to a first embodiment of the present disclosure;
fig. 2 is a schematic flowchart of a power protection and management control method for an electric power system according to a second embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a power protection and supply control device of an electric power system in an embodiment of the present application.
Detailed Description
The embodiment of the application provides a power protection and supply management and control method, device and equipment for an electric power system, and solves the technical problem of disordered power protection and supply management and control of the electric power system.
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, a schematic flow chart of a first embodiment of a power protection and control method for an electric power system in an embodiment of the present application includes:
It should be noted that, first, a plurality of protection power supply lines of the power system, and protection power supply information and a distribution ring network line corresponding to each protection power supply line are obtained.
Wherein, the guarantee power supply information of the guarantee power supply line comprises: the station name of the transformer substation, the line name of the protection power supply line, the serial number, the current, the protection power supply time interval, the protection power supply level, the target name (including contact and telephone) of the protection power supply line and the reason. It can be understood that the above information corresponds to the protection power supply line, and the specific setting may be performed according to a scene and an actual situation, which is not described herein again.
The acquisition mode of the protection power supply work order may be various, and may be manually entered or acquired in other modes, which is not specifically described in this embodiment.
102, based on a main, distribution and utilization integrated model of the power system, adding an identifier to a corresponding protection power supply line through each protection power supply information to obtain a visual protection power supply monitoring list, and adding all power distribution ring network lines in the protection power supply monitoring list.
It should be noted that, by adding an identifier to the corresponding protection power supply line through each protection power supply information, that is, by performing a conventional listing operation in the power system, at the same time, adding all distribution ring network lines in the protection power supply monitoring list, at this time, what is displayed in the monitoring list is the protection power supply line, the corresponding protection power supply information and the distribution ring network lines, and the protection power supply line can be monitored and managed through the protection power supply monitoring list.
And 103, sending an alarm signal when an operation instruction for a power protection circuit or a power distribution ring network circuit is obtained.
It should be noted that, when the obtained operation instruction is applied to a protection power supply line or a distribution ring network line, in order to avoid loss of the protection power supply line due to misoperation, an alarm signal is sent here to remind a user to observe, and the correctness of the operation instruction is determined through artificial secondary inspection and confirmation.
The alarm signal may be an audible and visual alarm signal suitable for a small range and a small distance, or an alarm signal suitable for a long distance such as a short message or a mail, and may be specifically set in different application scenes or demand scenes, which may be flexibly performed by those skilled in the art, and is not specifically limited herein.
And step 104, when the fault power supply protection monitoring list has a fault power supply protection circuit, supplying power to a power supply protection object of a non-fault section on the fault power supply protection circuit through a power distribution ring network circuit corresponding to the fault power supply protection circuit.
And after the monitoring list is obtained, monitoring the power protection and supply line in the power protection and supply monitoring list, and when the power protection and supply monitoring list has a fault power protection and supply line, supplying power to a power protection and supply object of a non-fault section on the fault power protection and supply line through a power distribution ring network line corresponding to the fault power protection and supply line.
It is understood that the above fault determination may be determined by various methods, and is not specifically described in this embodiment.
And 105, when the power supply protection monitoring list has the due power supply line, sending a reminding signal to enable a user to perform due processing on the due power supply line so as to realize the full-process power supply protection and control of the power system.
The expired reserve power supply line is a reserve power supply line which exceeds the reserve power supply period.
Whether the power conservation period has been exceeded means: for example, the power conservation period of line a: and 8:00-12:00 at 25 days 8:00-12:00 at 3 months in 2020, and 12:01 at 25 days, the line A exceeds the guarantee power supply time period, and can be subjected to expiration processing after confirmation, and is converted into a non-guarantee power supply line, and monitoring is removed.
By monitoring the expired guaranteed power supply cashing, the phenomenon that a large number of guaranteed power supply cards are accumulated in the system, a plurality of guaranteed power supply cards are not picked, personnel are required to find passive treatment through inspection, and the monitoring and accident treatment work of a power grid is seriously influenced is avoided.
In the embodiment, after a plurality of guaranteed power supply lines of the power system, guaranteed power supply information corresponding to each guaranteed power supply line and a distribution ring network line opposite to each guaranteed power supply line are obtained, a guaranteed power supply monitoring list can be obtained after a mark (namely a hang-up) is added to the corresponding guaranteed power supply line through each guaranteed power supply information, all distribution ring network lines are added into the guaranteed power supply monitoring list, the guaranteed power supply monitoring list is used for monitoring the guaranteed power supply lines in real time, when a fault guaranteed power supply line exists in the power supply monitoring list, the distribution ring network line opposite to the fault guaranteed power supply is used for rapidly recovering power supply, the situation that power cannot be supplied is avoided, when the fault guaranteed power supply line exists in the guaranteed power supply monitoring list, an alarm signal is sent out to remind a user of treating the expired guaranteed power supply line, and power supply waste is avoided, and subsequent management is disordered, and when an operation instruction of the protection power supply line or the distribution looped network line is obtained, an alarm signal is sent out, so that the protection power supply line is prevented from being operated due to misoperation.
The above is a first embodiment of a power protection and supply control method for an electric power system provided in the present application, and the following is a second embodiment of the power protection and supply control method for the electric power system provided in the present application.
Referring to fig. 2, a schematic flow chart of a second embodiment of a power protection and control method for an electric power system in the embodiment of the present application includes:
The data are obtained in batch by obtaining a plurality of protection power supply lines and protection power supply information corresponding to each protection power supply line through the OMS interface, the method is convenient and quick, and the effect is obvious for application scenes with more protection power supply lines, such as college entrance examination and the like.
It is understood that the above information may also be obtained through other interfaces, which is not illustrated in this embodiment.
The master, distribution, and utility integrated model is an integrated structure of model data of a master grid and power grid model data of a power distribution grid in a power system.
The topology searching is to search along the connection relation of the lines in the power system, and can topologically search the 110kV power supply and the 220kV power supply corresponding to the protection power supply line upwards, and can topologically search the load carried by the protection power supply line and the opposite distribution ring network line downwards.
And 203, adding identifications to corresponding protection power supply lines through each protection power supply information based on the master, distribution and utilization integrated model to obtain a visual protection power supply monitoring list, and adding all power distribution ring network lines in the protection power supply monitoring list.
It should be noted that the description of step 203 is the same as that of step 102 in the first embodiment, and reference may be specifically made to the above description, which is not repeated herein.
And step 204, when an operation instruction for a power protection circuit or a power distribution ring network circuit is obtained, an alarm signal is sent out.
It should be noted that the description of step 204 is the same as that of step 103 in the first embodiment, and reference may be specifically made to the above description, which is not repeated herein.
And step 205, when the fault power supply protection monitoring list has a fault power supply protection circuit, supplying power to a power supply protection object of a non-fault section on the fault power supply protection circuit through a power distribution ring network circuit corresponding to the fault power supply protection circuit.
It should be noted that, through the distribution ring network line corresponding to the fail-safe power supply line, supplying power to the non-failure section of the fail-safe power supply line includes:
acquiring power parameters and a topology searching structure of a power distribution ring network circuit;
and judging whether the power distribution ring network line can supply power to a power protection object at a non-fault end on the fault power protection and supply line or not based on the power parameters, the topology searching structure and the preset power supply condition, and if so, supplying power to the power protection and supply object through the power distribution ring network line.
Wherein the power parameters include: current line load and line load limits;
the preset power supply available condition comprises the following steps: and ensuring that the sum of the demand load corresponding to the power supply object and the current line load is less than the limit of the line load.
It is understood that line load limiting includes: line load upper limit and supply channel bottleneck. The preset power supply conditions corresponding to the upper limit of the line load are specifically as follows: the sum of the demand load corresponding to the power supply protection object and the current line load is smaller than the upper limit of the line load, and the preset power supply conditions of the bottleneck corresponding to the power supply protection channel are as follows: after the power distribution ring network line supplies power to the fault protection power supply line, a bottleneck does not exist in a power supply channel of the power distribution ring network line.
And step 206, when the power supply protection monitoring list is judged to have the due power supply line, sending a reminding signal to enable a user to perform due processing on the due power supply line so as to realize the full-process power supply protection and control of the power system.
It should be noted that the expiration process includes: and removing the identifier corresponding to the expired guaranteed power supply line or prolonging the guaranteed power supply time of the expired guaranteed power supply line.
And step 207, acquiring a jump request, wherein the jump request comprises a power supply circuit to be jumped.
And step 208, responding to the jump request, and loading a plant station wiring diagram corresponding to the power supply line to be jumped.
In order to facilitate checking of a plant wiring diagram corresponding to a guaranteed power supply line so as to perform work such as power distribution of the guaranteed power supply line, in the embodiment, a jump link is added in a guaranteed power supply monitoring list, and after a jump request is obtained, the plant wiring diagram corresponding to the to-be-jumped guaranteed power supply line corresponding to the jump request can be loaded through the jump link.
And step 209, storing a power protection and supply monitoring list.
In order to facilitate subsequent management and tracing, the power supply protection monitoring list is stored in this embodiment, that is, the content and the workflow in the whole power supply protection monitoring list are stored.
In the embodiment, after a plurality of guaranteed power supply lines of the power system, guaranteed power supply information corresponding to each guaranteed power supply line and a distribution ring network line opposite to each guaranteed power supply line are obtained, a guaranteed power supply monitoring list can be obtained after a mark (namely a hang-up) is added to the corresponding guaranteed power supply line through each guaranteed power supply information, all distribution ring network lines are added into the guaranteed power supply monitoring list, the guaranteed power supply monitoring list is used for monitoring the guaranteed power supply lines in real time, when a fault guaranteed power supply line exists in the power supply monitoring list, the distribution ring network line opposite to the fault guaranteed power supply is used for rapidly recovering power supply, the situation that power cannot be supplied is avoided, when the fault guaranteed power supply line exists in the guaranteed power supply monitoring list, an alarm signal is sent out to remind a user of treating the expired guaranteed power supply line, and power supply waste is avoided, and subsequent management is disordered, and when an operation instruction of the protection power supply line or the distribution looped network line is obtained, an alarm signal is sent out, so that the protection power supply line is prevented from being operated due to misoperation.
The second embodiment of the power protection and control method for the power system provided in the embodiment of the present application is described above, and the following is an embodiment of a power protection and control device for the power system provided in the embodiment of the present application, please refer to fig. 3.
The power system power protection control device provided in the embodiment of the present application includes:
an obtaining unit 301, configured to obtain multiple protection power supply lines of an electric power system, protection power supply information corresponding to each protection power supply line, and a distribution ring network line on an opposite side of each protection power supply line;
an adding unit 302, configured to add an identifier to a corresponding protection power supply line through each protection power supply information based on a master, distribution, and utilization integrated model of the power system to obtain a visual protection power supply monitoring list, and add all power distribution ring network lines in the protection power supply monitoring list;
the alarm unit 303 is configured to send an alarm signal when an operation instruction for a protection power supply line or a distribution ring network line is obtained;
the power supply unit 304 is configured to, when it is determined that a fail-safe power supply line exists in the fail-safe power supply monitoring list, supply power to a fail-safe power supply object on a non-failed section of the fail-safe power supply line through a distribution ring network line corresponding to the fail-safe power supply line;
and the expiration processing unit 305 is configured to send a reminding signal when it is determined that the expired guaranteed power supply line exists in the guaranteed power supply monitoring list, so that a user performs expiration processing on the expired guaranteed power supply line, and thus full-flow management and control on the guaranteed power supply of the power system are realized.
In the embodiment, after a plurality of guaranteed power supply lines of the power system, guaranteed power supply information corresponding to each guaranteed power supply line and a distribution ring network line opposite to each guaranteed power supply line are obtained, a guaranteed power supply monitoring list can be obtained after a mark (namely a hang-up) is added to the corresponding guaranteed power supply line through each guaranteed power supply information, all distribution ring network lines are added into the guaranteed power supply monitoring list, the guaranteed power supply monitoring list is used for monitoring the guaranteed power supply lines in real time, when a fault guaranteed power supply line exists in the power supply monitoring list, the distribution ring network line opposite to the fault guaranteed power supply is used for rapidly recovering power supply, the situation that power cannot be supplied is avoided, when the fault guaranteed power supply line exists in the guaranteed power supply monitoring list, an alarm signal is sent out to remind a user of treating the expired guaranteed power supply line, and power supply waste is avoided, and subsequent management is disordered, and when an operation instruction of the protection power supply line or the distribution looped network line is obtained, an alarm signal is sent out, so that the protection power supply line is prevented from being operated due to misoperation.
The embodiment of the application also provides an embodiment of the power protection and supply control device of the power system, and the embodiment comprises a processor and a memory; the memory is used for storing the program codes and transmitting the program codes to the processor; the processor is configured to execute the power system protection and power supply management and control method of the first embodiment or the second embodiment according to instructions in the program code.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed to by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (9)
1. A power protection and supply management and control method for an electric power system is characterized by comprising the following steps:
the method comprises the steps of obtaining a plurality of protection power supply circuits of an electric power system, protection power supply information corresponding to the protection power supply circuits and power distribution ring network circuits on opposite sides of the protection power supply circuits;
based on a main, distribution and use integrated model of the power system, adding an identifier to the protection power supply line corresponding to each piece of protection power supply information to obtain a visual protection power supply monitoring list, and adding all the distribution ring network lines to the protection power supply monitoring list;
when an operation instruction for the power protection and supply line or the power distribution ring network line is obtained, an alarm signal is sent out;
when judging that there is the fail safe power supply line in the guarantee power supply monitoring list, through the distribution looped netowrk circuit that the fail safe power supply line corresponds, it specifically includes to supply power to the guarantee power supply object of the non-trouble section on the fail safe power supply line:
acquiring power parameters and a topology searching structure of the power distribution ring network circuit;
judging whether the distribution ring network line can supply power to a power protection object at a non-fault end on the fault power protection and supply line or not based on the power parameter, the topology searching structure and a preset power supply condition, and if so, supplying power to the power protection and supply object through the distribution ring network line;
and when the power supply protection monitoring list has the power supply protection line due, sending a reminding signal to enable a user to carry out expiration processing on the power supply protection line due so as to realize the power supply protection whole-flow management and control of the power system.
2. The power system protection, supply and management control method according to claim 1, wherein the obtaining of the distribution ring network line on the opposite side of the protection and supply line specifically comprises:
and based on the main, distribution and utilization integrated model, topologically searching the power distribution ring network circuit on the opposite side of the protection power supply circuit.
3. The power system protection, power supply and management method according to claim 1, wherein the power parameters include: current line load and line load limits;
the preset power supply available condition comprises: and the sum of the demand load corresponding to the power protection object and the current line load is less than the line load limit.
4. The power protection and supply management and control method of the power system according to claim 1, wherein the obtaining of the power protection and supply information corresponding to the plurality of power protection and supply lines and each power protection and supply line of the power system specifically comprises:
and the method comprises the steps of passing a plurality of protection power supply lines of an OMS interface power system and protection power supply information corresponding to each protection power supply line.
5. The power system protection and supply management method according to claim 1, further comprising:
acquiring a jump request, wherein the jump request comprises a power supply line to be jumped;
and responding to the jump request, and loading a plant station wiring diagram corresponding to the power supply line to be jumped.
6. The power system protection and supply management method according to claim 1, further comprising:
and storing the power protection and monitoring list.
7. The power system power conservation management and control method according to claim 1, wherein the expiration process comprises: and removing the identifier corresponding to the due guaranteed power supply line, or prolonging the power supply time of the due guaranteed power supply line.
8. A power system power conservation control apparatus, comprising:
the acquisition unit is used for acquiring a plurality of power protection and supply circuits of an electric power system, power protection and supply information corresponding to each power protection and supply circuit and a power distribution ring network circuit opposite to each power protection and supply circuit;
the adding unit is used for adding marks to the corresponding protection power supply line through the protection power supply information based on a main, distribution and utilization integrated model of the power system to obtain a visual protection power supply monitoring list, and adding all the power distribution ring network lines in the protection power supply monitoring list;
the alarm unit is used for sending an alarm signal when an operation instruction for the power protection circuit or the power distribution ring network circuit is obtained;
and the power supply unit is used for supplying power to the power-protection object of the non-fault section on the fault power-protection line through the power distribution ring network line corresponding to the fault power-protection line when the fault power-protection line exists in the power-protection monitoring list, and specifically comprises the following steps:
acquiring power parameters and a topology searching structure of the power distribution ring network circuit;
judging whether the distribution ring network line can supply power to a power protection object at a non-fault end on the fault power protection and supply line or not based on the power parameter, the topology searching structure and a preset power supply condition, and if so, supplying power to the power protection and supply object through the distribution ring network line;
and the expiration processing unit is used for sending out a reminding signal when the expired guaranteed power supply line exists in the guaranteed power supply monitoring list, so that a user can perform expiration processing on the expired guaranteed power supply line, and the full-process management and control on the guaranteed power supply of the power system are realized.
9. The power system power protection and supply control equipment is characterized by comprising a processor and a memory;
the memory is used for storing program codes and transmitting the program codes to the processor;
the processor is configured to execute the power system protection and power supply management and control method according to any one of claims 1 to 7 according to instructions in the program code.
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| CN202010506413.2A CN111654024B (en) | 2020-06-05 | 2020-06-05 | Power protection, supply and management control method, device and equipment for power system |
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| CN102841269B (en) * | 2011-06-21 | 2015-02-04 | 国家电网公司 | Comprehensive power protection method |
| CN111047195A (en) * | 2019-12-13 | 2020-04-21 | 北京科东电力控制系统有限责任公司 | Power supply protecting system based on multi-source data |
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