CN214124941U - Data real-time acquisition device for power grid risk early warning and safety scheduling system - Google Patents
Data real-time acquisition device for power grid risk early warning and safety scheduling system Download PDFInfo
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- CN214124941U CN214124941U CN202023162387.0U CN202023162387U CN214124941U CN 214124941 U CN214124941 U CN 214124941U CN 202023162387 U CN202023162387 U CN 202023162387U CN 214124941 U CN214124941 U CN 214124941U
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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- 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
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Abstract
The utility model relates to a real-time collection system of data for electric wire netting risk early warning and safety dispatching system, including consecutive data monitoring acquisition unit, data processing unit, alarm unit, data monitoring acquisition unit installs on the power transmission line of electric wire netting, including consecutive electric wire netting information mutual-inductor module that is used for detecting each transmission line electric current and voltage, the state estimator module that is used for discerning the bad data of gathering and switching element's state, electric wire netting information mutual-inductor module includes current transformer and voltage transformer. The utility model discloses can acquire electric wire netting data in real time and carry out analysis and decision-making to in order to obtain more scientific, more timely electric wire netting operation dispatch and risk early warning, reduce or avoid the emergence of electric wire netting accident, reduce the loss that the accident caused.
Description
Technical Field
The utility model relates to a power grid safety scheduling technical field especially relates to a data real-time collection system for electric wire netting risk early warning and safety scheduling system.
Background
According to the operation experience of the power grid, the operation mode of the power grid operation scheduling is adjusted and the power flow distribution of the power grid is adjusted depending on historical load data and the experience of scheduling personnel. However, with the continuous enlargement of the scale of the power grid, the structure and the operation mode of the power grid become more complex, the difficulty of the construction and the maintenance of the power grid becomes more and more difficult, when the power grid has an emergency or needs to be overhauled and maintained, the conventional mode of converting the operation of the power grid according to historical experience cannot achieve the expected effect, and higher requirements are provided for the safety monitoring and the analysis and decision-making means of the power grid. Meanwhile, due to the fact that data acquisition is not timely, the power grid operation scheduling cannot be effectively responded, four-level or above power grid risks are caused, and great negative effects are caused on social public safety. Therefore, how to establish a set of data acquisition device of a power grid risk early warning and real-time safety scheduling system, which can reduce or avoid power grid accidents and reduce loss caused by accidents, has important significance, and is a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Based on the problem, the utility model provides a data real-time collection system for electric wire netting risk early warning and safety dispatching system to acquire electric wire netting data in real time and carry out analysis decision-making, so that obtain more scientific, more timely electric wire netting operation dispatch and risk early warning, reduce or avoid the emergence of electric wire netting accident, reduce the loss that the accident caused.
(II) technical scheme
Based on foretell technical problem, the utility model provides a data real-time collection system for electric wire netting risk early warning and safety dispatching system, including consecutive data monitoring acquisition unit, data processing unit, alarm unit, data monitoring acquisition unit installs on the power transmission line of electric wire netting, including consecutive electric wire netting information mutual-inductor module that is used for detecting each transmission line electric current and voltage, the state estimator module that is used for discerning the state of the bad data and the switching element who gathers, electric wire netting information mutual-inductor module includes current transformer and voltage transformer.
Furthermore, the data monitoring and collecting unit further comprises a first control module and a first communication module.
Furthermore, the data monitoring and collecting unit further comprises a power module I which is respectively connected with the power grid information transformer module, the state estimator module, the control module I and the communication module I.
Furthermore, the data processing unit comprises a DSP processing module, a storage module and a communication module II which are connected in sequence, and the communication module II is connected with the communication module I.
Furthermore, the data processing unit also comprises a power module II which is respectively connected with the DSP processing module, the storage module and the communication module.
Furthermore, the alarm unit comprises a central processing unit, and a display, a printer and an early warning lamp which are respectively connected with the central processing unit, and the central processing unit is provided with a judgment criterion library and simulation software.
Furthermore, the first communication module comprises a first optical fiber communication module.
Furthermore, the communication module II comprises an optical fiber communication module II and a wireless transmission module, the optical fiber communication module I is connected with the optical fiber communication module II, and the optical fiber communication module II and the wireless transmission module are both connected with the alarm unit.
Furthermore, the data processing unit is installed in a communication room of a workstation of operation and maintenance personnel of the converter station.
Further, the alarm unit is installed in a converter station operation and maintenance personnel working room.
(III) advantageous effects
The above technical scheme of the utility model has following advantage:
the utility model provides a data real-time collection system for electric wire netting risk early warning and safety dispatching system, data monitoring acquisition unit installs on the transmission line of electric wire netting, can realize the real-time detection to each transmission line voltage, electric current to voltage, electric current, active power, reactive power that the emergent risk dispatching system of electric wire netting detected each transmission line provide basic data, can discern the state of the bad data and switching element who gather, show the transmission rate that improves effective information; the data processing unit can rapidly realize various digital signal processing in real time and directly convert the received information, the device has simple structural design and convenient application, and provides a scheme for power grid risk early warning and data real-time acquisition of a safety scheduling system for scheduling personnel more pertinently; the device avoids the problem of limitation of other cables on data transmission distance in an optical fiber transmission mode, adopts a wireless transmission channel, enhances the reliability of data transmission, overcomes the problems of optical fiber transmission shunting and inflexible coupling, and avoids the condition that lines are not suitable to be erected in remote areas.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 is a schematic structural diagram of a data real-time acquisition device for a power grid risk early warning and safety scheduling system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a data acquisition and detection unit according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a data processing unit according to an embodiment of the present invention;
in the figure: 1: a data monitoring and collecting unit; 2: a data processing unit; 3: an alarm unit; 11: a power grid information transformer module; 12: a state estimator module; 13: a first control module; 14: a first communication module; 15: a first power supply module; 111: a current transformer; 112: a voltage transformer; 21: a second communication module; 22: a DSP processing module; 23: a storage module; 24: a power supply module II; 211: a first optical fiber communication module; 212: and a wireless transmission communication module.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The utility model relates to a real-time collection system of data for electric wire netting risk early warning and safety dispatching system, as shown in fig. 1, including consecutive data monitoring acquisition unit 1, data processing unit 2, alarm unit 3, data monitoring acquisition unit 1 installs on the power transmission line of electric wire netting, and data processing unit 2 installs in converter station fortune dimension personnel workstation communication room, and alarm unit 3 installs in converter station fortune dimension personnel workstation.
The data monitoring and collecting unit 1 comprises a power grid information transformer module 11, a state estimator module 12, a control module I13, a communication module I14, and a power supply module I15 respectively connected with the power grid information transformer module 11, the state estimator module 12, the control module I13 and the communication module I14, which are sequentially connected with one another; the power grid information transformer module 11 includes a plurality of current transformers 111(TA1, TA2, · · TAn) for detecting current of each transmission line and a plurality of voltage transformers 112(TV1, TV2, ·, TVn) for detecting voltage information of each transmission line, the current transformers 111 can monitor current information of each transmission line, the voltage transformers 112 can monitor voltage information of each transmission line, data can be provided for the state estimator module 12 of the next stage, the state estimator module 12 of the data monitoring and collecting unit 1 can identify collected bad data and states of switching devices, and transmission rate of effective information in the power grid is improved.
As shown in fig. 3, the data processing unit 2 includes a DSP processing module 22, a storage module 23, a second communication module 21, and a second power module 24 respectively connected to the DSP processing module 22, the storage module 23, and the second communication module 21, where the second communication module 21 is connected to the first communication module 14; the second communication module 21 includes an optical fiber communication module 211 and a wireless communication module 212, and the optical fiber communication module 211 is connected to the first communication module 14 through an optical fiber.
The second communication module 21 is also connected with the alarm unit 3 through an optical fiber, and the wireless communication module 212 is connected with the alarm unit 3 as a standby channel. Because the communication capacity is large, the transmission distance is long and the geographical position is high, in order to avoid the interference of external signals in the transmission process and enhance the confidentiality of power grid information, the embodiment adopts an optical fiber transmission mode, so that the problem of limitation of other cables on the data transmission distance is avoided, meanwhile, in order to enhance the reliability of data transmission, the problems of optical fiber transmission shunting and inflexible coupling are overcome, and the condition that a line is not suitable to be erected in a remote area is avoided, and a wireless transmission channel is additionally adopted as a standby channel.
The alarm unit 3 comprises a central processing unit, and a display, a printer and an early warning lamp or an alarm lamp which are respectively connected with the central processing unit, and the central processing unit is provided with a judgment criterion library and simulation software. The data processing unit 2 is connected with a central processing unit of the alarm unit 3 in two modes of a first optical fiber communication module 211 and a wireless communication module 212, the central processing unit performs prejudgment by receiving information of the DSP processing module, compares tide data of normal operation stored in the system, and does not need to make a response by a dispatcher and does not need to change the operation mode of a power grid if an indicator light is green; if the power failure load is about to reach the four-level power grid accident standard, the yellow early warning lamp flickers and sends a signal for converting the power grid operation mode to the system, and the power grid is ready before reaching the four-level power grid; and if the accident standard of the four-level power grid is met, a red alarm lamp is emitted, and the power grid mode is converted according to the power grid operation mode predicted in advance and the experience of dispatching personnel.
In summary, by the data real-time acquisition device for the power grid risk early warning and safety scheduling system, the data monitoring and acquisition unit is installed on the power transmission line of the power grid, and can realize real-time detection of the voltage and the current of each power transmission line, so that basic data is provided for the power grid emergency risk scheduling system to detect the voltage, the current, the active power and the reactive power of each power transmission line, the acquired bad data and the state of a switch device can be identified, and the transmission rate of effective information is obviously improved; the data processing unit can rapidly realize various digital signal processing in real time and directly convert the received information, the device has simple structural design and convenient application, and provides a scheme for power grid risk early warning and data real-time acquisition of a safety scheduling system for scheduling personnel more pertinently; the device avoids the problem of limitation of other cables on data transmission distance in an optical fiber transmission mode, adopts a wireless transmission channel, enhances the reliability of data transmission, overcomes the problems of optical fiber transmission shunting and inflexible coupling, and avoids the condition that lines are not suitable to be erected in remote areas.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. The utility model provides a data real-time collection system for electric wire netting risk early warning and safety scheduling system which characterized in that, includes consecutive data monitoring acquisition unit, data processing unit, alarm unit, data monitoring acquisition unit installs on the power transmission line of electric wire netting, including consecutive electric wire netting information mutual-inductor module that is used for detecting each electric wire netting current and voltage, the state estimator module that is used for discerning the bad data of gathering and the state of switching element, electric wire netting information mutual-inductor module includes current transformer and voltage transformer.
2. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 1, wherein the data monitoring and acquisition unit further comprises a first control module and a first communication module.
3. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 2, wherein the data monitoring and acquisition unit further comprises a first power supply module respectively connected with the first power grid information transformer module, the first state estimator module, the first control module and the first communication module.
4. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 2, wherein the data processing unit comprises a DSP processing module, a storage module and a second communication module which are sequentially connected, and the second communication module is connected with the first communication module.
5. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 4, wherein the data processing unit further comprises a second power module respectively connected with the DSP processing module, the storage module and the communication module.
6. The real-time data acquisition device for the power grid risk early warning and safety scheduling system as claimed in claim 1, wherein the alarm unit comprises a central processing unit, and a display, a printer and an early warning lamp which are respectively connected with the central processing unit, and the central processing unit is provided with a judgment criterion library and simulation software.
7. The real-time data acquisition device for the power grid risk early warning and safety dispatching system as claimed in claim 4, wherein the first communication module comprises a first optical fiber communication module.
8. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 7, wherein the second communication module comprises a second optical fiber communication module and a wireless transmission module, the first optical fiber communication module is connected with the second optical fiber communication module, and the second optical fiber communication module and the wireless transmission module are both connected with the alarm unit.
9. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 1, wherein the data processing unit is installed in a communication room of a converter station operation and maintenance personnel workstation.
10. The real-time data acquisition device for the power grid risk early warning and safety scheduling system according to claim 1, wherein the alarm unit is installed in a converter station operation and maintenance personnel working room.
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| CN202023162387.0U CN214124941U (en) | 2020-12-24 | 2020-12-24 | Data real-time acquisition device for power grid risk early warning and safety scheduling system |
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| CN202023162387.0U CN214124941U (en) | 2020-12-24 | 2020-12-24 | Data real-time acquisition device for power grid risk early warning and safety scheduling system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115589070A (en) * | 2022-11-11 | 2023-01-10 | 贵州电网有限责任公司 | Power grid risk early warning method and system based on cloud computing processing |
| CN116404759A (en) * | 2023-06-08 | 2023-07-07 | 深圳凯升联合科技有限公司 | Circuit load prediction monitoring system and method based on deep learning |
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2020
- 2020-12-24 CN CN202023162387.0U patent/CN214124941U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115589070A (en) * | 2022-11-11 | 2023-01-10 | 贵州电网有限责任公司 | Power grid risk early warning method and system based on cloud computing processing |
| CN116404759A (en) * | 2023-06-08 | 2023-07-07 | 深圳凯升联合科技有限公司 | Circuit load prediction monitoring system and method based on deep learning |
| CN116404759B (en) * | 2023-06-08 | 2023-08-15 | 深圳凯升联合科技有限公司 | Circuit load prediction monitoring system and method based on deep learning |
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