CN109802492A - Prevention and control system and circuit loss processing method - Google Patents

Prevention and control system and circuit loss processing method Download PDF

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Publication number
CN109802492A
CN109802492A CN201910207176.7A CN201910207176A CN109802492A CN 109802492 A CN109802492 A CN 109802492A CN 201910207176 A CN201910207176 A CN 201910207176A CN 109802492 A CN109802492 A CN 109802492A
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China
Prior art keywords
processing unit
information processing
signal
electric power
prevention
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CN201910207176.7A
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Chinese (zh)
Inventor
张华赢
汪清
汪伟
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Shenzhen Power Supply Bureau Co Ltd
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Shenzhen Power Supply Bureau Co Ltd
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Priority to CN201910207176.7A priority Critical patent/CN109802492A/en
Publication of CN109802492A publication Critical patent/CN109802492A/en
Pending legal-status Critical Current

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Abstract

This application involves a kind of prevention and control system and circuit loss processing method, prevention and control system includes voltage and current acquisition device, electric power data reception device, information carrying means, information processing unit and electric power controller.Voltage and current acquisition device is used to acquire the electric current and voltage value in outside line.Electric power data reception device is for receiving power supply related data, weather data, environmental data and generating equipment efficiency.Information processing unit is connect with voltage and current acquisition device and the electrical connection of electric power data reception device information carrying means and signal.Information carrying means is connect with information processing unit signal.Electric power controller is used to provide electric energy for voltage and current acquisition device, electric power data reception device, information carrying means and information processing unit;And the loss of external circuit is converted into loss signal and is sent to information processing unit.Prevention and control system and circuit loss processing method provided by the present application can solve traditional scheme electric network monitoring device and there is the incomplete problem of monitoring.

Description

Prevention and control system and circuit loss processing method
Technical field
This application involves electric network monitoring device technical fields, at a kind of prevention and control system and circuit loss Reason method.
Background technique
By the power transformation entirety that electric line forms in one's power of voltage class various in electric system, it includes power network Three power transformation, transmission of electricity, distribution units.The task of power network is conveying and distribution electric energy, changes voltage.Electric network monitoring device is to use In the equipment for being monitored management to power network.
Existing electric network monitoring device during use, can use infrared moisture acquisition module, environment temperature is adopted Collection module, load data acquisition module etc. are acquired the ambient humidity of power network, environment temperature, load data etc., wherein There are also power module be infrared moisture acquisition module, collecting ambient humidity module, load data acquisition module provide electric energy.But It is when traditional electric network monitoring device is monitored power network, often to ignore the loss of external circuit, this has been resulted in pair The not comprehensive halfway problem of the monitoring of power network.
Therefore, the electric network monitoring device of traditional scheme, which exists, monitors incomplete problem.
Summary of the invention
Based on this, it is necessary to there is the incomplete problem of monitoring for the electric network monitoring device of traditional scheme.One kind is provided Prevention and control system and circuit loss processing method.
A kind of prevention and control system, for monitoring power grid, comprising:
Voltage and current acquisition device is connect, for acquiring the electric current in outside line with outside line electrical connection and signal And voltage value;
Electric power data reception device is connect, for receiving power supply dependency number with external power equipment electrical connection and signal According to, weather data, environmental data and generating equipment efficiency;
Information processing unit, with the voltage and current acquisition device and electric power data reception device is electrically connected and signal Connection;
Information carrying means is connect with the information processing unit signal;
At electric power controller, with the voltage and current acquisition device, the electric power data reception device and the information Reason device electrical connection is connected with signal, and is electrically connected with external circuit, for being the voltage and current acquisition device, the electricity Force data reception device, the information carrying means and the information processing unit provide electric energy;And
The loss of external circuit is converted into loss signal and is sent to the information processing unit.
The prevention and control system provided by the present application can acquire outside line by the voltage and current acquisition device Electric current and voltage value.And power supply related data, weather data, environmental data are received by the electric power data reception device With generating equipment efficiency.In addition to this, the loss of external circuit can be also converted to loss signal hair by the electric power controller Give the information processing unit.Further, after being analyzed and processed by the information processing unit to a variety of data, through institute Stating information carrying means will analyze that treated that data are transmitted to terminal device.The prevention and control system provided by the present application can The loss of external circuit to be analyzed and processed, it is incomplete in the presence of monitoring to can solve electric network monitoring device in traditional scheme Problem.
In one of them embodiment, the information processing unit includes:
Processor, with the voltage and current acquisition device, the electric power data reception device and the electric power controller Electrical connection is connected with signal;
Chip is handled, is connect with the processor and information carrying means electrical connection and signal.
In one of them embodiment, the processor is ML processor, and the processing chip is dsp chip.
In one of them embodiment, the information carrying means includes:
Wireless communication assembly, the wireless communication assembly is electrically connected with the information processing unit and signal is connect.
In one of them embodiment, further includes:
Storage device is connect with information processing unit electrical connection and signal.
In one of them embodiment, the storage device is FLASH memory.
In one of them embodiment, further includes:
Display device, the display device is electrically connected with the information processing unit and signal is connect.
In one of them embodiment, the display device is display screen.
In one of them embodiment, the voltage and current acquisition device, the electric power data reception device, the information are passed Defeated device, the electric power controller, the storage device and the display device pass through row with the information processing unit Line connection.
A kind of circuit loss processing method, comprising:
The loss signal of electric power controller transmission is received by information processing unit;
The loss signal is handled by information processing unit, and generates analysis result.
Circuit loss processing method provided by the present application, including receiving electric power controller transmission by information processing unit Signal is lost;The loss signal is handled by information processing unit, and generates analysis result.Circuit provided by the present application Processing method is lost, the loss of power grid external circuit can be converted, to solve electric network monitoring device in traditional scheme In the presence of the incomplete problem of monitoring.
It is described that the loss signal is handled by information processing unit in one of them embodiment, and generate analysis As a result after, the method also includes:
The analysis result is stored by storage device.
It is described that the loss signal is handled by information processing unit in one of them embodiment, and generate analysis As a result after, the method also includes:
The analysis result is sent to terminal device by information carrying means 200.
Detailed description of the invention
Fig. 1 is the schematic diagram for the prevention and control system that one embodiment of the application provides.
Fig. 2 is the schematic diagram for the display device that one embodiment of the application provides.
Fig. 3 is the working principle diagram for the prevention and control system that one embodiment of the application provides.
Fig. 4 is the flow diagram for the circuit loss processing method that one embodiment of the application provides.
Description of symbols:
Prevention and control system 10
Voltage and current acquisition device 110
Electric power data reception device 120
Information carrying means 200
Wireless communication assembly 210
Information processing unit 300
Processor 310
Handle chip 320
Electric power controller 400
Storage device 500
Display device 600
Specific embodiment
The electric network monitoring device of traditional scheme, which exists, monitors incomplete problem.Based on this, the application provides a kind of prevention and control Governing system and circuit loss processing method.
In order to which the objects, technical solutions and advantages of the application are more clearly understood, by the following examples, and combine attached Figure, is further elaborated the prevention and control system and circuit loss processing method of the application.It should be appreciated that this place The specific embodiment of description only to explain the application, is not used to limit the application.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object, Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and It is indirectly connected with (connection).In the description of the present application, it is to be understood that term " on ", "lower", "front", "rear", " left side ", The orientation of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " or position are closed System indicates to be based on the orientation or positional relationship shown in the drawings, being merely for convenience of description the application and simplifying description Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For the limitation to the application.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below " One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
Referring to Figure 1, the application provides a kind of prevention and control system 10, for monitoring power grid.The prevention and control system Including voltage and current acquisition device 110, electric power data reception device 120, information carrying means 200,300 and of information processing unit Electric power controller 400.
The voltage and current acquisition device 110 is electrically connected with outside line and signal is connect, for acquiring in outside line Electric current and voltage value.Specifically, the electric current and voltage value in outside line refer to external platform area, route and substation Electric current and voltage value.In one embodiment, the voltage and current acquisition device 110 can be voltage and current collector. The voltage and current acquisition device 110 is connect with the output end of external platform area, route and electric substation.The voltage and current is adopted Acquisition means 110 can timely carry out the terminal of the timely feedback to the computer data of the voltage and current data after acquisition Analysis, does not need to be attached with the end PC (Personal Computer, individual calculus generator terminal), is then carrying out the upper of data It passes, therefore the process that will not dally over one's work.
The electric power data reception device 120 is connect with external power equipment electrical connection and signal, for receiving power supply Related data, weather data, environmental data and generating equipment efficiency, and predict voltage deviation in a short time.The electric power data Reception device 120 can be with external environment acquisition device, weather conditions acquisition device.The electric power data reception device 120 and hair The output end electrical connection of electric equipment is connected with signal, can acquire generating equipment efficiency.
The information processing unit 300 and the voltage and current acquisition device 110 and the electric power data reception device 120 Electrical connection is connected with signal.The information processing unit 300 can electric current to outside line and voltage value carry out operation, in turn Obtain the indexs such as voltage deviation, tri-phase unbalance factor in a short time.Staff can pass through the information processing unit 300 Operation result is monitored the data of power network, to find the problem in time, achievees the effect that a prevention and control.The letter Breath processing unit 300 can also receive power supply related data, weather data, environmental data and generating equipment efficiency.The power supply Related data refers to the output voltage or electric current of the electric power controller 400.In one embodiment, the information processing Device 300 can be central processing unit, can specifically select according to actual needs, the application is without limitation.
The information carrying means 200 is connect with 300 signal of information processing unit.Specifically, the information transmission Device 200 is connect with external master station communication, and it is logical can to carry out data by external main website and the information processing unit 300 Letter.The information carrying means 200 can be radio transmitting device or wired transmission device, can specifically select according to actual needs It selects, the application is without limitation.The information carrying means 200 can also be communicated to connect with terminal, can be by the information processing The output result of device 300 is sent to terminal device.
The electric power controller 400 and the voltage and current acquisition device 100, the electric power data reception device 120 It is electrically connected with the information processing unit 300 and is connected with signal, and be electrically connected with external circuit, for being the voltage and current Acquisition device 110, the electric power data reception device 120, the information carrying means 200 and the information processing unit 300 Electric energy is provided;And the loss of external circuit is converted into loss signal and is sent to the information processing unit 300.The letter Breath processing unit 300 can analyze the loss signal, and analysis result is passed by the information carrying means 200 It send to terminal device.The electric power controller 400 includes power supply circuit, and the power supply circuit is used to connect outside line, into It and is that the voltage and current acquisition device 110, the electric power data reception device 120, the information processing unit 300 provide electricity Energy.The electric power controller 400 further include loss transformation, be lost conversion specific device can be resistor or Current sensor.It can specifically select according to actual needs, the application is without limitation.
The prevention and control system 10 provided by the present application can be acquired outer by the voltage and current acquisition device 110 The electric current and voltage value of portion's route.And power supply related data, day destiny are received by the electric power data reception device 120 According to, environmental data and generating equipment efficiency.In addition to this, the electric power controller 400 can also turn the loss of external circuit It is changed to loss signal and is sent to the information processing unit 300.Further, by the information processing unit 300 to a variety of numbers After being analyzed and processed, it will analyze that treated that data are transmitted to terminal through the information carrying means 200.Therefore, this Shen The prevention and control system that please be provided can solve electric network monitoring device in traditional scheme and there is the incomplete problem of monitoring.
Referring to Figure 1 to Fig. 3, in one embodiment of the application, the information processing unit 300 includes processor 310 and processing chip 320.
The processor 310 and the voltage and current acquisition device 110, the electric power data reception device 120 and described The electrical connection of electric power controller 400 is connected with signal.In one embodiment, the processor 310 can be multilink (ML) Protocol processor, the model LQFP64 type that Dong Xinsheng Science and Technology Ltd., Shenzhen can be selected to produce.
The processing chip 320 is connect with the processor 310 and the electrical connection of the information carrying means 200 and signal. The processing chip 320 can receive the output signal of the processor 310, and then handle the output signal, raw At analysis result.In one embodiment, the processing chip 320 can be DSP (Digital Signal Process, number Word signal processing) chip.The model that the processing chip 320 can select Qian Haixin power Science and Technology Ltd., Shenzhen to produce For the processing chip of LQFP48 type.
In one embodiment of the application, the information carrying means 200 includes wireless communication assembly 210, the nothing Line communication part 210, the wireless communication assembly 210 is electrically connected with the information processing unit 300 and signal is connect.At one In embodiment, the wireless communication assembly 210 may include RS485 communication interface.The wireless communication assembly 210 and outside Master station communication connection, is wirelessly sent to user terminal for information by external main website.
In one embodiment of the application, the prevention and control system 10 further includes storage device 500, the storage dress 500 are set to connect with the information processing unit 300 electrical connection and signal.In one embodiment, the storage device 500 is FLASH memory, the FLASH memory can not only store the output data of the information processing unit 300, also It can store the operation program of the information processing unit 300.
In one embodiment of the application, the prevention and control system 10 further includes display device 600.The display dress 600 are set to connect with the information processing unit 300 electrical connection and signal.In one embodiment, the display device 600 is aobvious The type of display screen, the display screen can select according to actual needs, and the application is without limitation.The display device 600 can be with The information of the information processing unit 300 output is shown, so that staff more intuitively obtains electric network data.
In one embodiment of the application, the voltage and current acquisition device 110, the electric power data reception device 120, the information carrying means 200, the electric power controller 400, the storage device 500 and the display device 600 It is connect with the information processing unit 300 by winding displacement.It is understood that the winding displacement can also be by other device generations It replaces, as long as being able to achieve the function of data transmission, can specifically select according to actual needs, the application is without limitation.
Referring to Figure 1 to Fig. 4, the application also provides a kind of circuit loss processing method, comprising:
S100 receives the loss signal that electric power controller 400 transmits by information processing unit 300;
S200 handles the loss signal by information processing unit 300, and generates analysis result.
The electric power controller 400 is electrically connected with the information processing unit 300 and signal is connect, and and external circuit Electrical connection.The electric power controller 400 can convert the loss of external circuit, specifically, loss conversion is specific Device can be resistor or current sensor.It can specifically select according to actual needs, the application is without limitation.It is described Information processing unit 300 can receive the loss signal that the electric power controller 400 transmits, so to the loss signal into Row processing, and generate analysis result.In one embodiment, the information processing unit 300 can be central processing unit, specifically It can select according to actual needs, this application is without limitation.The information processing unit 300 can carry out the loss signal Analysis processing, the process of the analysis processing include the loss signal being converted to digital signal, and believe the number It number is handled.
In one embodiment of the application, after the S200, the method also includes:
The analysis result is stored by storage device 500.
The storage device 500 can be memory, or storage item, can specifically select according to actual needs, the application Without limitation.The storage device 500 can be the storage device for being built in the information processing unit 300, or outer It is placed in the information processing unit 300.It can specifically select according to actual needs, the application is without limitation.The storage device 500 can store the analysis as a result, staff can read the analysis as a result, so as to the loss to external circuit in turn Situation carries out analysis and assessment.
In one embodiment of the application, after the S200, the method also includes:
The analysis result is sent to terminal device by information carrying means 200.
The information carrying means 200 is connect with external master station communication, can pass through external main website and the letter It ceases processing unit 300 and carries out data communication.The information carrying means 200 can also be by point of the information processing unit 300 Analysis result is sent to terminal device, and then staff can remotely be monitored the loss of outside line.The information passes Defeated device 200 can be radio transmitting device or wired transmission device, can specifically select according to actual needs, the application is not done It limits.
Each technical characteristic of embodiment described above can carry out arbitrary circuit conjunction, for simplicity of description, not to above-mentioned The all possible circuit conjunction of each technical characteristic in embodiment is all described, as long as however, the circuit of these technical characteristics It closes and contradiction is not present, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously The limitation to claim therefore cannot be interpreted as.It should be pointed out that coming for those of ordinary skill in the art It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.

Claims (12)

1. a kind of prevention and control system, for monitoring power grid characterized by comprising
Voltage and current acquisition device (110) is connect, for acquiring the electric current in outside line with outside line electrical connection and signal And voltage value;
Electric power data reception device (120) is connect, for receiving power supply dependency number with external power equipment electrical connection and signal According to, weather data, environmental data and generating equipment efficiency;
Information processing unit (300), with the voltage and current acquisition device (110) and the electric power data reception device (120) Electrical connection is connected with signal;
Information carrying means (200) is connect with the information processing unit (300) signal;
Electric power controller (400), with the voltage and current acquisition device (110), the electric power data reception device (120) and Information processing unit (300) electrical connection is connected with signal, and is electrically connected with external circuit, for being the voltage and current Acquisition device (110), the electric power data reception device (120), the information carrying means (200) and the information processing apparatus It sets (300) and electric energy is provided;And
The loss of external circuit is converted into loss signal and is sent to the information processing unit (300).
2. prevention and control system as described in claim 1, which is characterized in that the information processing unit (300) includes:
Processor (310), with the voltage and current acquisition device (110) and the electric power data reception device (120) and described Electric power controller (400) electrical connection is connected with signal;
It handles chip (320), is connect with the processor (310) and the information carrying means (200) electrical connection and signal.
3. prevention and control system as claimed in claim 2, which is characterized in that the processor (310) is ML processor, and institute Stating processing chip (320) is dsp chip.
4. prevention and control system as described in claim 1, which is characterized in that the information carrying means (200) includes:
Wireless communication assembly (210), the wireless communication assembly (210) are electrically connected and believe with the information processing unit (300) Number connection.
5. prevention and control system as described in claim 1, which is characterized in that further include:
Storage device (500) is connect with the information processing unit (300) electrical connection and signal.
6. prevention and control system as claimed in claim 5, which is characterized in that the storage device (500) is FLASH storage Device.
7. prevention and control system as claimed in claim 5, which is characterized in that further include:
Display device (600), the display device (600) is electrically connected with the information processing unit (300) and signal is connect.
8. prevention and control system as claimed in claim 7, which is characterized in that the display device (600) is display screen.
9. prevention and control system as claimed in claim 7, which is characterized in that the voltage and current acquisition device (110), described Electric power data reception device (120), the information carrying means (200), the electric power controller (400), storage dress (500) and the display device (600) is set to connect with the information processing unit (300) by winding displacement.
10. a kind of circuit loss processing method characterized by comprising
The loss signal that electric power controller 400 transmits is received by information processing unit 300;
The loss signal is handled by information processing unit 300, and generates analysis result.
11. circuit loss processing method as claimed in claim 10, which is characterized in that described right by information processing unit 300 The loss signal is handled, and generate analysis result after, the method also includes:
The analysis result is stored by storage device 500.
12. circuit loss processing method as claimed in claim 10, which is characterized in that described right by information processing unit 300 The loss signal is handled, and generate analysis result after, the method also includes:
The analysis result is sent to terminal device by information carrying means 200.
CN201910207176.7A 2019-03-19 2019-03-19 Prevention and control system and circuit loss processing method Pending CN109802492A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202083753U (en) * 2011-05-20 2011-12-21 重庆市电力公司江津供电局 Online monitoring and early warning device for real-time loss of transformers
CN104502738A (en) * 2014-05-26 2015-04-08 苏州上电科电气设备有限公司 Transformer loss detection device
CN204903644U (en) * 2015-08-14 2015-12-23 中节能(嘉兴)环保科技园发展有限公司 Electric power efficiency monitor terminal
CN106992517A (en) * 2017-04-28 2017-07-28 国网山东省电力公司莱西市供电公司 Electric power line loss analysis method, device and system
WO2018168091A1 (en) * 2017-03-15 2018-09-20 オムロン株式会社 Power distribution network monitoring system
CN109038807A (en) * 2018-05-21 2018-12-18 安徽国电京润电力科技有限公司 Power circuit definites time-lag peak device for automatically regulating
CN209402243U (en) * 2019-03-19 2019-09-17 深圳供电局有限公司 Prevention and control system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202083753U (en) * 2011-05-20 2011-12-21 重庆市电力公司江津供电局 Online monitoring and early warning device for real-time loss of transformers
CN104502738A (en) * 2014-05-26 2015-04-08 苏州上电科电气设备有限公司 Transformer loss detection device
CN204903644U (en) * 2015-08-14 2015-12-23 中节能(嘉兴)环保科技园发展有限公司 Electric power efficiency monitor terminal
WO2018168091A1 (en) * 2017-03-15 2018-09-20 オムロン株式会社 Power distribution network monitoring system
CN106992517A (en) * 2017-04-28 2017-07-28 国网山东省电力公司莱西市供电公司 Electric power line loss analysis method, device and system
CN109038807A (en) * 2018-05-21 2018-12-18 安徽国电京润电力科技有限公司 Power circuit definites time-lag peak device for automatically regulating
CN209402243U (en) * 2019-03-19 2019-09-17 深圳供电局有限公司 Prevention and control system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
林秋景: "供电台区线损异常分析及处理方法研究", 《中国优秀硕士学位论文全文数据库工程科技II期》, pages 20 - 27 *

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