CN113225458A - Intelligent linkage system and method for unattended transformer substation - Google Patents
Intelligent linkage system and method for unattended transformer substation Download PDFInfo
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- CN113225458A CN113225458A CN202110063479.3A CN202110063479A CN113225458A CN 113225458 A CN113225458 A CN 113225458A CN 202110063479 A CN202110063479 A CN 202110063479A CN 113225458 A CN113225458 A CN 113225458A
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000000779 smoke Substances 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000013500 data storage Methods 0.000 claims abstract description 14
- 230000009466 transformation Effects 0.000 claims description 17
- 238000012544 monitoring process Methods 0.000 claims description 11
- 230000003321 amplification Effects 0.000 claims description 10
- 230000010365 information processing Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses an intelligent linkage system and method for an unattended substation, wherein the intelligent linkage system comprises a video collector, a smoke sensor, a temperature and humidity sensor, a transformer operation data collector and a control system which are arranged in the unattended substation, and the control system comprises a main control chip, a data storage system, a linkage control unit and a data transmission unit.
Description
Technical Field
The invention relates to the technical field of transformer substation monitoring, in particular to an intelligent linkage system and method for an unattended transformer substation.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substation in the power plant is a step-up substation, and the function of the substation is to boost up and feed electric energy generated by a generator into a high-voltage power grid. The transformer substation is classified into three types: (1) a kind of transformer substation. The system is characterized in that an alternating-current extra-high voltage station, a nuclear power and large-scale energy base (300 ten thousand kw and above) is delivered and a large-span area (north China, east China, northeast China and northwest China) is connected with an 750/500/330kV transformer substation; (2) and a second-class transformer substation. The transformer substation is characterized in that the transformer substation is other than a class I transformer substation, namely an 750/500/330kV transformer substation, a power plant delivery transformer substation (100 ten thousand kW and above and 300 ten thousand kW and below) and a trans-provincial contact 220kV transformer substation, and a main transformer or a bus is shut down, and a switch is failed to operate, so that four or more levels of power grid events are caused; (3) three types of transformer substations. The transformer substation is a 220kV transformer substation except for two types, a power plant delivery transformer substation (30 ten thousand kW and above, and less than 100 ten thousand kW), a transformer substation with five-level power grid events caused by shutdown of a main transformer or a bus and failure of a switch, and a transformer substation directly supplying power to one-level or above important users; (4) and 4, four types of transformer substations. The transformer substation is 35kV or more except for the first, second and third types.
The intelligent monitoring efficiency of the existing unattended transformer substation is low, and once abnormity occurs, immediate processing cannot be realized, so that the operation safety coefficient of transformer substation equipment is reduced, and therefore, an intelligent linkage system is necessary to be designed to solve the defects.
Disclosure of Invention
The invention aims to provide an intelligent linkage system and method for an unattended substation, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent linkage system for an unattended substation, which comprises a video collector, a smoke sensor, a temperature and humidity sensor, a power transformation operation data collector and a control system which are arranged in the unattended substation, the control system comprises a main control chip, a sensing signal acquisition unit, a data storage system, a linkage control unit and a data transmission unit, the input end of the sensing signal acquisition unit is respectively connected with the smoke sensor and the temperature and humidity sensor, the video collector and the power transformation operation data collector are respectively connected with a main control chip, the output end of the sensing signal collection unit is connected with the main control chip, the data storage system and the linkage control unit are respectively connected with a main control chip, the main control chip is connected with a background server through a data transmission unit, and the video collector is used for collecting images inside and outside the transformer substation; the smoke sensor is used for collecting smoke signals in the transformer substation; the temperature and humidity sensor is used for acquiring temperature and humidity signals in the transformer substation; the power transformation operation data acquisition unit is used for acquiring power transformation operation data in a transformer substation.
Preferably, the data storage system comprises a storage unit, an information processing unit and an alarm unit, wherein the storage unit is used for archiving and storing the equipment operation data; the information processing unit is used for preprocessing the monitoring data; and the alarm unit is used for sending an alarm signal to the background server when the information processing unit finds that the equipment operation data is abnormal.
Preferably, the linkage control unit is respectively connected with the fire extinguishing driving unit, the ventilation driving unit and the temperature and humidity adjusting unit.
Preferably, the data transmission unit comprises a data processing chip, a power amplification chip and an antenna switch chip, wherein a radio-frequency signal transmitting end of the data processing chip is connected with a radio-frequency signal receiving end of the power amplification chip, a radio-frequency signal transmitting end of the antenna switch chip is connected with a radio-frequency signal receiving end of the data processing chip, and an antenna switch control end of the data processing chip is connected with a switch signal end of the antenna switch chip; the model of the data processing chip adopts RDA 8908A; the power amplification chip adopts RPM 6569; the antenna switch chip is made of RDASW 61.
Preferably, the using method comprises the following steps:
A. the video acquisition device, the smoke sensor, the temperature and humidity sensor and the power transformation operation data acquisition device respectively acquire a video image signal, a smoke signal, a temperature and humidity signal and power transformation operation data in the transformer substation in real time;
B. the collected signals are transmitted to a main control chip and stored in a data storage system;
C. once the abnormal signal is monitored, the main control chip immediately triggers the linkage control unit to work, and the linkage control unit sends a control instruction to the corresponding driving unit;
D. meanwhile, the main control chip transmits the monitored data signals to the background server in real time.
Compared with the prior art, the invention has the beneficial effects that: the intelligent monitoring system has a simple working principle and high intelligent degree, can carry out all-dimensional real-time monitoring on the unattended transformer substation, can immediately carry out linkage control when abnormality occurs, and ensures the normal operation of the transformer substation; the data transmission unit can realize stable transmission of data, has strong transmission anti-interference capability and further improves the monitoring efficiency.
Drawings
FIG. 1 is a block diagram of the control scheme of the present invention;
FIG. 2 is a schematic block diagram of a data transmission unit of the present invention;
FIG. 3 is a control flow chart of the present invention.
In the figure: the system comprises a video collector 1, a smoke sensor 2, a temperature and humidity sensor 3, a power transformation operation data collector 4, a main control chip 5, a sensing signal collection unit 6, a data storage system 7, a linkage control unit 8, a data transmission unit 9, a background server 10, a storage unit 11, an information processing unit 12, an alarm unit 13, a fire extinguishing driving unit 14, a ventilation driving unit 15, a temperature and humidity adjusting unit 16, a data processing chip 17, a power amplification chip 18 and an antenna switch chip 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other. The meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: an intelligent linkage system for an unattended transformer substation comprises a video collector 1, a smoke sensor 2, a temperature and humidity sensor 3, a transformer operation data collector 4 and a control system which are arranged in the unattended transformer substation, wherein the control system comprises a main control chip 5, a sensing signal acquisition unit 6, a data storage system 7, a linkage control unit 8 and a data transmission unit 9, the input end of the sensing signal acquisition unit 6 is respectively connected with the smoke sensor 2 and the temperature and humidity sensor 3, the video collector 1 and the transformer operation data collector 4 are respectively connected with the main control chip 5, the output end of the sensing signal acquisition unit 6 is connected with the main control chip 5, the data storage system 7 and the linkage control unit 8 are respectively connected with the main control chip 5, the main control chip 5 is connected with a background server 10 through the data transmission unit 9, the video collector 1 is used for collecting images inside and outside the transformer substation; the smoke sensor 2 is used for collecting smoke signals in the transformer substation; the temperature and humidity sensor 3 is used for acquiring temperature and humidity signals in the transformer substation; the power transformation operation data collector 4 is used for collecting power transformation operation data in a transformer substation; the linkage control unit 8 is respectively connected with a fire extinguishing driving unit 14, a ventilation driving unit 15 and a temperature and humidity adjusting unit 16.
In the invention, the data storage system 7 comprises a storage unit 11, an information processing unit 12 and an alarm unit 13, wherein the storage unit 11 is used for archiving and storing the equipment operation data; the information processing unit 12 is configured to perform preprocessing on the monitoring data; the alarm unit 13 is configured to send an alarm signal to the background server when the information processing unit finds that the device operation data is abnormal.
In the invention, a data transmission unit 9 comprises a data processing chip 17, a power amplification chip 18 and an antenna switch chip 19, wherein a radio-frequency signal transmitting end of the data processing chip 17 is connected with a radio-frequency signal receiving end of the power amplification chip 18, a radio-frequency signal transmitting end of the antenna switch chip 19 is connected with a radio-frequency signal receiving end of the data processing chip 17, and an antenna switch control end of the data processing chip 17 is connected with a chip switch signal end of the antenna switch chip 19; the model of the data processing chip 17 adopts RDA 8908A; the power amplification chip 18 adopts RPM 6569; the antenna switch chip 19 is model RDASW 61. The data transmission unit adopted by the invention can realize stable data transmission, has strong transmission anti-interference capability and further improves the monitoring efficiency.
The working principle is as follows: the using method of the invention comprises the following steps:
A. the video acquisition device, the smoke sensor, the temperature and humidity sensor and the power transformation operation data acquisition device respectively acquire a video image signal, a smoke signal, a temperature and humidity signal and power transformation operation data in the transformer substation in real time;
B. the collected signals are transmitted to a main control chip and stored in a data storage system;
C. once the abnormal signal is monitored, the main control chip immediately triggers the linkage control unit to work, and the linkage control unit sends a control instruction to the corresponding driving unit;
D. meanwhile, the main control chip transmits the monitored data signals to the background server in real time.
In conclusion, the intelligent monitoring system has the advantages of simple working principle and high intelligent degree, can carry out all-dimensional real-time monitoring on the unattended substation, can immediately carry out linkage control when an abnormality occurs, and ensures the normal operation of the substation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides an intelligent linkage system for unmanned on duty transformer substation which characterized in that: the intelligent linkage system comprises a video collector (1), a smoke sensor (2), a temperature and humidity sensor (3), a power transformation operation data collector (4) and a control system which are arranged in an unattended substation, the control system comprises a main control chip (5), a sensing signal collection unit (6), a data storage system (7), a linkage control unit (8) and a data transmission unit (9), the input end of the sensing signal collection unit (6) is respectively connected with the smoke sensor (2) and the temperature and humidity sensor (3), the video collector (1) and the power transformation operation data collector (4) are respectively connected with the main control chip (5), the output end of the sensing signal collection unit (6) is connected with the main control chip (5), the data storage system (7) and the linkage control unit (8) are respectively connected with the main control chip (5), the main control chip (5) is connected with a background server (10) through a data transmission unit (9), wherein the video collector (1) is used for collecting images inside and outside the transformer substation; the smoke sensor (2) is used for collecting smoke signals in the transformer substation; the temperature and humidity sensor (3) is used for acquiring temperature and humidity signals in the transformer substation; the power transformation operation data collector (4) is used for collecting power transformation operation data in a transformer substation.
2. The intelligent linkage system for an unattended substation according to claim 1, wherein: the data storage system (7) comprises a storage unit (11), an information processing unit (12) and an alarm unit (13), wherein the storage unit (11) is used for archiving and storing equipment operation data; the information processing unit (12) is used for preprocessing monitoring data; and the alarm unit (13) is used for sending an alarm signal to the background server when the information processing unit finds that the equipment operation data is abnormal.
3. The intelligent linkage system for an unattended substation according to claim 1, wherein: the linkage control unit (8) is respectively connected with the fire extinguishing drive unit (14), the ventilation drive unit (15) and the temperature and humidity adjusting unit (16).
4. The intelligent linkage system for an unattended substation according to claim 1, wherein: the data transmission unit (9) comprises a data processing chip (17), a power amplification chip (18) and an antenna switch chip (19), wherein a radio-frequency signal transmitting end of the data processing chip (17) is connected with a radio-frequency signal receiving end of the power amplification chip (18), a radio-frequency signal transmitting end of the antenna switch chip (19) is connected with an antenna radio-frequency signal receiving end of the data processing chip (17), and an antenna switch control end of the data processing chip (17) is connected with a chip switch signal end of the antenna switch (19); the model of the data processing chip (17) adopts RDA 8908A; the power amplification chip (18) adopts RPM 6569; the antenna switch chip (19) adopts RDASW61 model.
5. The use method of the intelligent linkage system for the unattended substation, which is used for realizing the unattended substation of claim 1, is characterized in that: the using method comprises the following steps:
A. the video acquisition device, the smoke sensor, the temperature and humidity sensor and the power transformation operation data acquisition device respectively acquire a video image signal, a smoke signal, a temperature and humidity signal and power transformation operation data in the transformer substation in real time;
B. the collected signals are transmitted to a main control chip and stored in a data storage system;
C. once the abnormal signal is monitored, the main control chip immediately triggers the linkage control unit to work, and the linkage control unit sends a control instruction to the corresponding driving unit;
D. meanwhile, the main control chip transmits the monitored data signals to the background server in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110063479.3A CN113225458A (en) | 2021-01-18 | 2021-01-18 | Intelligent linkage system and method for unattended transformer substation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110063479.3A CN113225458A (en) | 2021-01-18 | 2021-01-18 | Intelligent linkage system and method for unattended transformer substation |
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| CN113225458A true CN113225458A (en) | 2021-08-06 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052151A (en) * | 2014-05-14 | 2014-09-17 | 国家电网公司 | Intelligent auxiliary comprehensive monitoring and D5000 comprehensive linkage platform of transformer substation |
| CN106131510A (en) * | 2016-08-26 | 2016-11-16 | 张振堂 | A kind of unattended operation transformer station safety management system |
| CN106444684A (en) * | 2016-12-02 | 2017-02-22 | 新疆信息产业有限责任公司 | Electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device and use method |
| CN108375922A (en) * | 2018-03-28 | 2018-08-07 | 合肥云智物联科技有限公司 | A kind of visualization safety monitoring system of unattended operation transformer station |
| CN109813375A (en) * | 2019-03-01 | 2019-05-28 | 苏州洪昇新能源科技有限公司 | A kind of intelligent substation monitoring system |
| CN209030212U (en) * | 2018-12-24 | 2019-06-25 | 上海移柯通信技术股份有限公司 | A kind of NB-IoT data transmission module and NB-IoT data transmit chip |
-
2021
- 2021-01-18 CN CN202110063479.3A patent/CN113225458A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052151A (en) * | 2014-05-14 | 2014-09-17 | 国家电网公司 | Intelligent auxiliary comprehensive monitoring and D5000 comprehensive linkage platform of transformer substation |
| CN106131510A (en) * | 2016-08-26 | 2016-11-16 | 张振堂 | A kind of unattended operation transformer station safety management system |
| CN106444684A (en) * | 2016-12-02 | 2017-02-22 | 新疆信息产业有限责任公司 | Electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device and use method |
| CN108375922A (en) * | 2018-03-28 | 2018-08-07 | 合肥云智物联科技有限公司 | A kind of visualization safety monitoring system of unattended operation transformer station |
| CN209030212U (en) * | 2018-12-24 | 2019-06-25 | 上海移柯通信技术股份有限公司 | A kind of NB-IoT data transmission module and NB-IoT data transmit chip |
| CN109813375A (en) * | 2019-03-01 | 2019-05-28 | 苏州洪昇新能源科技有限公司 | A kind of intelligent substation monitoring system |
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Application publication date: 20210806 |