CN112688320A - Toughness power distribution network management system - Google Patents
Toughness power distribution network management system Download PDFInfo
- Publication number
- CN112688320A CN112688320A CN202110003585.2A CN202110003585A CN112688320A CN 112688320 A CN112688320 A CN 112688320A CN 202110003585 A CN202110003585 A CN 202110003585A CN 112688320 A CN112688320 A CN 112688320A
- Authority
- CN
- China
- Prior art keywords
- distribution network
- power distribution
- module
- tough
- sensing
- 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.)
- Pending
Links
Images
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a tough power distribution network management system which comprises a planning module, a cooperation module, a sensing module, an evaluation module and a processing module. The planning module is used for guiding the construction of the flexible power distribution network; the sensing module grasps the states of the flexible power distribution network and the external environment through sensing equipment and provides data support for operation recovery of the power distribution network; when the power distribution network has a full stop risk in an extreme event, the processing module cuts off the impacted part of the power distribution network and accesses the power distribution network again after the impacted part of the power distribution network is recovered; the cooperation module is used for cooperating the power distribution network with the government and the user to form a stable union to deal with extreme events; the evaluation module is used for judging the anti-interference capability of the power distribution network. By the tough power distribution network management system provided by the invention, the stability of the power distribution network in a normal situation, the strain capacity of the power distribution network in an emergency situation and the restoring force of the power distribution network in an extreme situation are enhanced, so that the tough power distribution network management system of the power distribution network is improved.
Description
Technical Field
The invention belongs to the technical field of electric power, and particularly relates to a tough power distribution network management system.
Background
With the continuous development of cities, the scale and complexity of power distribution network construction are increasing, the technology is not innovated, but the power distribution network is still fragile when facing extreme events. Extreme events can be generally divided into two categories, namely natural disasters and social events, and the events are characterized by low occurrence probability and extremely serious consequences. Extreme events usually present the characteristics of diffusion, recessiveness, acceleration, uncertainty, catastrophe and the like, so that the whole city is in a 'fate of risk community', and a single body and a single measure in the city cannot independently face the impact and the destructiveness of the extreme events, but the comprehensive reinforcement of the power system for the extreme events is not economical and practical.
The power distribution network is connected with the nerve endings of the society and users, and is responsible for energy production and energy consumption. Under the condition of extreme events, the improvement of the toughness of the power distribution network is very important for maintaining or quickly recovering the functions of all subsystems in the energy Internet. "toughness" of a distribution network refers to the ability of the distribution network to prepare and adapt to changing conditions, as well as withstand and recover quickly from disturbances. A distribution network with higher toughness can adjust self source load distribution when extreme events with small probability and large influence occur, maintain or quickly recover the original running state, greatly reduce the influence of the extreme events on a power system, and provide more powerful guarantee for key loads.
Therefore, a co-construction co-treatment shared energy toughness ecosystem is created, a sound large-area power failure emergency plan and a disposal mechanism are established, the configuration management of a power supply and a self-provided emergency power supply of key users and important urban infrastructure is standardized, and the innovation of a power distribution network toughness management mode is realized, so that the toughness of the power distribution network is improved, and the method is very important for coping with extreme events.
Disclosure of Invention
In order to cope with extreme events and improve the toughness of a power distribution network, the invention provides a tough power distribution network management system, which comprises a planning module, a coordination module, a perception module, an evaluation module and a processing module;
inputting planning information of the tough power distribution network into the planning module for guiding construction of the tough power distribution network, and sending the constructed tough power distribution network information to the processing module; the sensing module grasps the states of the flexible power distribution network and the external environment through the sensing equipment, and sends related state information to the processing module to provide data support for operation recovery of the power distribution network; when the power distribution network has a full stop risk in an extreme event, the processing module cuts off the impacted part of the power distribution network and accesses the power distribution network again after the impacted part of the power distribution network is recovered; the cooperation module is used for cooperating the power distribution network with the government and the user to form a stable union, and sending the information related to the government and the user to the processing module to deal with extreme events; the evaluation module is used for judging the anti-interference capability of the power distribution network.
Optionally, the sensing of the power distribution network by the sensing module includes: the method comprises the steps of electric quantity and state quantity sensing, fault sensing and data safety sensing.
Optionally, the sensing module senses the external environment and includes: the perception of weather information, geological information and landform information, and the perception of user energy status.
Optionally, the perception module is further used for recognizing weak links and key links of the power distribution network, and comprises equipment/system risk level perception.
Optionally, the coordination module includes a power supply risk prevention and control system, a user-owned emergency power supply device, and a power grid disaster emergency linkage system.
Optionally, the evaluation module determines the anti-interference capability of the power distribution network by evaluating the health status of the power distribution network equipment, the toughness level of the key user, and the restoration capability of the power distribution network.
Optionally, the processing module includes an active defense system for an extreme event of the power distribution network in advance, a coordinated control and distributed autonomous system for the power distribution network in advance, and a reconstruction and recovery system for the power distribution network in the later period.
Compared with the prior art, the tough power distribution network management system provided by the invention has the following advantages or beneficial effects:
1) the stability of the power distribution network under the normal situation is enhanced, the power distribution network can stably cope with various individualized distributed power generation and normal fluctuation of user load and various random disturbances when the power distribution network normally operates, the development trend of 'more arbitrary power access and more individualized user power consumption' in the future is adapted, the adjustable resources and sensing equipment of the power distribution network are scientifically planned, the power supply capacity and the power supply reliability are improved, and the stable operation capacity of the power distribution network under the normal situation is ensured;
2) the method has the advantages that the strain capacity of the power distribution network under the emergency situation is enhanced, the risk source positioning, the danger propagation path identification and the system risk evaluation are rapidly completed when the power distribution network has a large fault or impact, and a closed-loop security defense strategy is actively formed; through network reconstruction and user-side emergency demand response, the 'whole part breaking to zero' of the power distribution network is realized, modular distribution autonomous operation is realized, and critical users are guaranteed not to be powered off under emergency situations;
3) the restoring force of the power distribution network under the extreme situation is enhanced, the fact that resources can be adjusted through the aggregation user side under the condition that the power distribution network suffers from major disasters is guaranteed, the 'zero-turning-into-one' of a power supply module is achieved, fault loss is reduced to the maximum extent, normal power supply of the power distribution network is recovered at the highest speed, and recovery after disasters of a tough city is supported.
Drawings
Fig. 1 is a schematic structural diagram of a management system for a flexible power distribution network according to the present invention.
Detailed Description
The tough power distribution network management system provided by the invention comprises a planning module 1, a coordination module 2, a perception module 3, an evaluation module 4 and a processing module 5, as shown in fig. 1. The planning module 1 is a basic premise for guiding the construction of a tough power distribution network; the sensing module 3 can be used for knowing the state of the power distribution network and the external environment condition in real time, the prediction accuracy of an extreme event can be improved, and the auxiliary processing module 5 is used for making a decision and is an important support for improving the toughness; the processing module 5 traverses the whole occurrence process of extreme events, actively defends in advance, coordinates and controls emergency repair in the process, and reconstructs and recovers after the events; the coordination module 2 integrates available resources with a tough power distribution network, a government and a user, establishes a stable and reliable community and copes with extreme events together; the evaluation module 4 refers to data such as the health state evaluation of the power distribution network equipment, comprehensively and accurately evaluates the specific performance of the tough power distribution network, and feeds evaluation information back to the planning module 1.
And inputting the planning information of the tough power distribution network into the planning module 1 for guiding the construction of the tough power distribution network, and sending the constructed tough power distribution network information to the processing module. The planning module 1 is a basic guarantee for constructing a tough power distribution network management system. The method has the advantages that multi-party resources are considered comprehensively, key users are researched and relevant configurations are optimized through reasonable construction and transformation of the power distribution network frame and the equipment, and the toughness of the power distribution network is improved to the greatest extent on the basis of controlling the input cost.
The perception module 3 is an important support for constructing a flexible power distribution network management system. Through perception module 3, grasp the state of distribution network and external environment constantly, for operation and resume provide corresponding data support, be the basis that promotes the toughness of distribution network. The perception module 3 comprises real-time perception of the tough power distribution network, external state perception and weak link and key link identification; the real-time perception of the tough power distribution network comprises electric quantity and state quantity perception, fault perception, data safety perception and the like; the external state perception comprises perception of meteorological information, geological information, landform information and the like and user energy state perception; the identification of weak links and key links comprises equipment/system risk level perception, risk identification and influence of super-large cities, disaster prevention and reduction resource allocation and the like.
The processing module 5 is the core content for constructing a tough power distribution network management system, and is an important guarantee that a key user does not stop power by resisting impact through 'breaking whole parts' of the power distribution network when the system has a full stop risk under an extreme event and quickly recovering normal power supply through 'breaking whole parts' after the event. The processing module 5 comprises: the method comprises the following steps of (1) an active defense system for extreme events of a power distribution network in advance, a coordinated control and distribution autonomous system for the power distribution network in the event, emergency power utilization guarantee and regulation for key users, and emergency repair of the power distribution network; and the power distribution network reconstruction and recovery system is used for reconstructing and recovering the power distribution network afterwards, and the urban energy utilization system and the infrastructure are recovered in a cooperative manner.
The cooperation module 2 is a key means for constructing a tough power distribution network management system, and the power distribution network is cooperated with governments and users through the cooperation module 2 to form a stable union body which can cope with extreme events with small probability and large influence. The collaboration module 2 comprises: the system comprises a power supply risk prevention and control system, a user self-contained emergency power supply device, a power grid disaster emergency linkage system and the like.
The evaluation module 4 is a guiding driver for constructing a toughness power distribution network management system, evaluates the health state of power distribution network equipment, the toughness level of key users and the recovery capability of the power distribution network through a toughness evaluation system of the evaluation module 4, and judges the anti-interference capability of the power distribution network, thereby being beneficial to objectively evaluating the capability of the power distribution network in resisting various disasters, and providing an auxiliary decision for improving the toughness for the operation and management of the power distribution network through comparative research.
The strain force, the stability force and the restoring force are core characteristics of embodying a tough power grid, and the tough power distribution network management system provided by the invention enhances the stability force of the power distribution network in a normal situation, the strain force of the power distribution network in an emergency situation and the restoring force of the power distribution network in an extreme situation, so that the tough power distribution network management system of the power distribution network is improved.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (7)
1. A tough power distribution network management system is characterized by comprising a planning module, a coordination module, a sensing module, an evaluation module and a processing module;
inputting planning information of the tough power distribution network into the planning module for guiding construction of the tough power distribution network, and sending the constructed tough power distribution network information to the processing module; the sensing module grasps the states of the flexible power distribution network and the external environment through the sensing equipment, and sends related state information to the processing module to provide data support for operation recovery of the power distribution network; when the power distribution network has a full stop risk in an extreme event, the processing module cuts off the impacted part of the power distribution network and accesses the power distribution network again after the impacted part of the power distribution network is recovered; the cooperation module is used for cooperating the power distribution network with the government and the user to form a stable union, and sending the information related to the government and the user to the processing module to deal with extreme events; the evaluation module is used for judging the anti-interference capability of the power distribution network.
2. The system for managing a power distribution network according to claim 1, wherein the sensing module senses the power distribution network and comprises: the method comprises the steps of electric quantity and state quantity sensing, fault sensing and data safety sensing.
3. The system for managing a flexible power distribution network of claim 1, wherein the perception module's perception of the external environment comprises: the perception of weather information, geological information and landform information, and the perception of user energy status.
4. The system for managing a flexible power distribution network of claim 1, wherein the perception module is further configured to identify weak and critical links of the power distribution network, including equipment/system risk level perception.
5. The system for managing a flexible power distribution grid according to claim 1, wherein the coordination module comprises a power risk prevention and control system, a user-owned emergency power supply device, and a grid disaster emergency linkage system.
6. The system for managing a power distribution network according to claim 1, wherein the evaluation module determines the interference rejection capability of the power distribution network by evaluating the health status of the power distribution network equipment, the key user toughness level, and the power distribution network restoration capability.
7. The system for managing a flexible power distribution network of claim 1, wherein the processing module comprises an active defense system for distribution network extreme events in advance, a coordinated control and distribution autonomous system for distribution network in advance, and a reconstruction and recovery system for distribution network in the later period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003585.2A CN112688320A (en) | 2021-01-04 | 2021-01-04 | Toughness power distribution network management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003585.2A CN112688320A (en) | 2021-01-04 | 2021-01-04 | Toughness power distribution network management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112688320A true CN112688320A (en) | 2021-04-20 |
Family
ID=75457057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110003585.2A Pending CN112688320A (en) | 2021-01-04 | 2021-01-04 | Toughness power distribution network management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112688320A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112132354A (en) * | 2020-09-28 | 2020-12-25 | 国网江苏省电力有限公司苏州供电分公司 | Urban power grid load advanced transfer method considering network toughness and system thereof |
| CN112580829A (en) * | 2020-11-10 | 2021-03-30 | 国网上海市电力公司 | Management system and method for tough power distribution network system |
-
2021
- 2021-01-04 CN CN202110003585.2A patent/CN112688320A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112132354A (en) * | 2020-09-28 | 2020-12-25 | 国网江苏省电力有限公司苏州供电分公司 | Urban power grid load advanced transfer method considering network toughness and system thereof |
| CN112580829A (en) * | 2020-11-10 | 2021-03-30 | 国网上海市电力公司 | Management system and method for tough power distribution network system |
Non-Patent Citations (2)
| Title |
|---|
| 周晓敏等: "极端天气条件下的配电网韧性分析方法及提升措施研究", 《中国电机工程学报》, vol. 38, no. 2, 20 January 2018 (2018-01-20), pages 505 - 513 * |
| 许寅等: "韧性背景下的配网故障恢复研究综述及展望", 《电工技术学报》, vol. 34, no. 16, 31 August 2019 (2019-08-31), pages 3416 - 3429 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2022116548A1 (en) | Power emergency command system | |
| CN104182902B (en) | A kind of monitoring method that operational system is concentrated based on dispatch data net | |
| CN101236575B (en) | Black start assistant decision making support/training system and its method | |
| CN100466416C (en) | Intelligent decision support system for urban power grid accidents | |
| CN103700025B (en) | A kind of assessment sort method of power system device importance degree based on risk analysis | |
| CN107846011A (en) | A kind of distribution network failure restoration methods based on main distribution Collaborative Control | |
| CN104272210B (en) | The determination method for remedying control action of the power system under unsafe condition | |
| CN103474990A (en) | Power distribution network fault quick recovery method based on micro-grid and controllable load of micro-grid | |
| CN101957891A (en) | Static safety analysis system of modularization power grid on basis of communication system | |
| CN102780264A (en) | Modularized power grid static safety analysis system based on communication system | |
| CN110182244A (en) | A kind of tramcar cloud platform based on cloud computing and AI intelligence | |
| CN116128223A (en) | Intelligent energy system taking electric power system as core | |
| CN106570775A (en) | Power grid fault countermeasure plan combining compilation method and device | |
| CN112688320A (en) | Toughness power distribution network management system | |
| CN107016490A (en) | Power networks risk takes precautions against pre-control practical application method, apparatus and system | |
| Kadir et al. | Reinforcement-Learning-Based Proactive Control for Enabling Power Grid Resilience to Wildfire | |
| CN111178551A (en) | Power protection system intelligent decision method based on power protection big data | |
| Kumar et al. | Power Systems Resilience Enhancement through Renewable Energy Integration: Insights and Future Directions | |
| CN202004535U (en) | Substation computer monitoring system | |
| CN115759600A (en) | Automatic dispatching method for distribution network emergency generator car under multi-source and multi-target conditions | |
| Ren et al. | Fault diagnosis for substation automation based on Petri nets and coding theory | |
| CN110854848B (en) | Control aid decision-making method for distribution network scheduling load | |
| CN110175736A (en) | Automatically listed method is torn open in a kind of electric system regulation center | |
| CN112580829A (en) | Management system and method for tough power distribution network system | |
| CN102570616A (en) | Comprehensive security defense system of disaster responding lambda-shaped structure of provincial power grid |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210420 |
|
| RJ01 | Rejection of invention patent application after publication |