CN107918085A - A kind of power grid wide area real-time monitoring system and control method - Google Patents
A kind of power grid wide area real-time monitoring system and control method Download PDFInfo
- Publication number
- CN107918085A CN107918085A CN201711097001.2A CN201711097001A CN107918085A CN 107918085 A CN107918085 A CN 107918085A CN 201711097001 A CN201711097001 A CN 201711097001A CN 107918085 A CN107918085 A CN 107918085A
- Authority
- CN
- China
- Prior art keywords
- information
- power grid
- big
- data
- server
- 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
- 238000012544 monitoring process Methods 0.000 title claims abstract description 105
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000001360 synchronised effect Effects 0.000 claims abstract description 125
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000005259 measurement Methods 0.000 claims abstract description 63
- 238000012545 processing Methods 0.000 claims abstract description 10
- 230000002123 temporal effect Effects 0.000 claims abstract description 7
- 238000007405 data analysis Methods 0.000 claims description 24
- 238000004458 analytical method Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000007726 management method Methods 0.000 description 21
- 238000010586 diagram Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
-
- 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
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/22—Flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units
Abstract
The present invention discloses a kind of power grid wide area real-time monitoring system and control method, belongs to power network monitoring technical field.The power grid wide area real-time monitoring system of the present invention includes：Multiple synchronous phasor measurement systems, center monitoring control system, big-dipper satellite alignment system and multiple arresters, synchronous phasor measurement system is used to obtain power grid real time status information and is sent to center monitoring control system by Ethernet, and center monitoring control system is scheduled early warning control for analyzing and processing power grid real time status information；Big-dipper satellite alignment system is used to launch big-dipper satellite location information to synchronized phasor acquisition system, and big-dipper satellite location information includes positioning position information and authorizes temporal information；Arrester is used to provide arrester status information to synchronized phasor acquisition system.Power grid wide area real-time monitoring system of the present invention and control method realize that power grid wide area monitors in real time, alleviate electric power system fault maintenance cost, accelerate repairing speed, comprehensively the management and running network system of intelligence.
Description
Technical field
The present invention relates to a kind of power grid wide area real-time monitoring system and control method, belong to power network monitoring technical field.
Background technology
Since reform and opening-up, the continuous improvement of the gross national product in China, the social life material of people is more next
Abundanter, overall overall national strength is also constantly lifted.The acquirement of all these achievements, one of them very important factor, just
It is automation of marching toward, informationization and the intelligence of China's continuous high speed.The behind of these great changes, is entire society's life
Production, life are increasingly dependent on electric power, dependent on power grid.From common domestic lighting, air-conditioning, TV, computer and the network equipment,
To the producing line of industrial circle, power, office space, to large scale equipment, IT support systems, financial payment systems, without exception, all
It is strongly dependent upon electric system.As it can be seen that electric power, network system are inseparable with the social activities of people, have very heavy
The effect wanted.
But such-and-such problem always inevitably occurs in electric system, such as in some special occasions -- it is high
The heat of temperature, the network system of whole country suffer from huge pressure.In addition, some unpredictalbe natural cause, calamities
Evil, such as snowstorm, mud-rock flow, earthquake, flood, lightning stroke can may also bring probabilistic influence to network system at any time,
The possible influence of any type all can bring tremendous influence, or even make to social production, each field of the life of the people and society
Into huge economic loss.Therefore, carry out for power grid wide area real-time monitoring system research and development it is extremely important and
It is necessary.
The content of the invention
It is an object of the invention to provide a kind of power grid wide area real-time monitoring system and control method, realizes power grid wide area reality
When monitor, alleviate electric power system fault maintenance cost, accelerate repairing speed, comprehensively the management and running network system of intelligence.
It is as follows that the present invention provides technical solution：
On the one hand, the present invention provides a kind of power grid wide area real-time monitoring system, including：Multiple synchronizations
Phasor measurement system, center monitoring control system, big-dipper satellite alignment system and it is arranged at multiple on high voltage bus
Arrester,
The synchronous phasor measurement system is used to obtain power grid real time status information and send out by Ethernet
The center monitoring control system is given, the power grid real time status information includes：Circuit state message, synchronized phasor are surveyed
Amount information, arrester status information and the Big Dipper defend location information；
The center monitoring control system is scheduled early warning control for analyzing and processing the power grid real time status information；
The big-dipper satellite alignment system is used to launch big-dipper satellite location information, the north to the synchronized phasor acquisition system
The satellite positioning information that struggles against includes positioning position information and authorizes temporal information；
The arrester is used to provide arrester status information to the synchronized phasor acquisition system.
According to an embodiment of the present invention, the synchronous phasor measurement system includes a despotic synchronization phasor measurement dress
Put and be arranged at power network line central site with multiple collection control synchronous phasor measuring devices, the despotic synchronization phasor measuring set,
The collection control synchronous phasor measuring device is arranged at each scattered website of power network line, the despotic synchronization phasor measuring set sum aggregate
Pass through fiber optic communication between control synchronous phasor measuring device.
Another embodiment according to the present invention, the despotic synchronization phasor measuring set include:
Big-dipper satellite location information receiving unit, determines for receiving the big-dipper satellite that the big-dipper satellite alignment system is sent
Position information；
Arrester status information receiving unit, the arrester status information sent for receiving the arrester；
First synchronous phasor measurement unit, is obtained for the synchronized phasor between out of phase between measuring center website power network line
One synchronous phasor data；
Data Analysis Services unit, for analyzing and processing the big-dipper satellite location information, arrester status information and synchronous phase
Amount data obtain line state information；
Ethernet photoelectric conversion unit, the second synchronous phase sent for receiving and changing the collection control synchronous phasor measuring device
Measure data and built-in potential measurement data；
Ethernet exchanging unit, for controlling synchronous phasor measuring device and center monitoring control by Ethernet and the collection
System carries out information exchange；
Storage unit, for storing the big-dipper satellite location information, arrester status information and synchronous phasor measurement information, institute
Stating synchronous phasor measurement information includes the first synchronized phasor data, the second synchronized phasor data and built-in potential measurement data；
And line status shows prewarning unit, for showing line state information, carried out when power network line breaks down pre-
Alert prompting.
Another embodiment according to the present invention, the big-dipper satellite location information receiving unit include Big Dipper satellite signal
Receiving subelement and big-dipper satellite time service subelement, the Big Dipper satellite signal receiving subelement are used to receive the big-dipper satellite
The positioning position information that alignment system is sent；The big-dipper satellite time service subelement is used to receive the big-dipper satellite positioning
The mandate temporal information that system is sent.
Another embodiment according to the present invention, the collection control synchronous phasor measuring device include：
Built-in potential measuring unit, obtains built-in potential for measuring the built-in potential between each scattered website power network line between out of phase and surveys
Measure data；
Second synchronous phasor measurement unit, for measuring, synchronized phasor obtains between out of phase between each scattered website power network line
Two synchronized phasor data；
Big Dipper satellite signal unit, for receiving the positioning position information of the Beidou satellite system transmitting.
Optical fiber transmission unit, it is same to the master control for sending the second synchronized phasor data and built-in potential measurement data
Walk phasor measuring set.
Another embodiment according to the present invention, the center monitoring control system include：Interchanger, front-end server,
On-line data analysis server, management and running monitoring server, off line data analysis server, background server and historical data
Server,
The front-end server includes front server and web server, for receiving the data message of outside and to outside
The service of access is provided；
The on-line data analysis server is used for the power grid real time status information that on-line analysis receives and obtains real-time electricity
Net work state information；
The management and running monitoring server works according to the power grid real time status information received and the real-time grid
Status information generation scheduling warning information；
The off line data analysis server be used for according to the power grid real time status information, real-time grid work state information with
And scheduling warning information carries out the mathematical modeling of power grid operation state, analysis obtains prediction result data；
The background server is used for background application and management, and divides with the management and running monitoring server and online data
Analysis server interacts；
The historic data server is used to store the power grid real time status information, real-time grid work state information, scheduling
Warning information and prediction result data.
Another embodiment according to the present invention, the center monitoring control system further include：Preposition backup server, after
Platform backup server and historical data backup server, are respectively used to back up the front server, background server and history
The data of data server.
Another embodiment according to the present invention, further includes user terminal, is supervised for real time inspection with managing the center
The work of control system is controlled, passes through NBIOT between the user terminal, synchronous phasor measurement system and center monitoring control system
Protenchyma connected network communication.
Another embodiment according to the present invention, the positioning position information of the Beidou satellite system transmitting include at least 4
The location information of big-dipper satellite.
On the other hand, present invention also offers a kind of control method of power grid wide area real-time monitoring system, including：
The arrester status information is sent to the synchronized phasor acquisition system；
Launch the big-dipper satellite location information to the synchronized phasor acquisition system；
Obtain power grid real time status information and be sent to the center monitoring control system, the power grid is real
When status information include：Circuit state message, synchronous phasor measurement information, arrester status information and the Big Dipper defend positioning letter
Breath；
Analyze and process the power grid real time status information received and be scheduled early warning control；
Real time inspection and the work for managing the center monitoring control system.
Beneficial effects of the present invention are as follows：
The power grid wide area real-time monitoring system of the present invention includes：Multiple synchronous phasor measurement system centre prisons
Control control system, big-dipper satellite alignment system and multiple arresters, the big-dipper satellite alignment system of the system are mainly
Synchronous phasor measurement system provides positional information and time service information, arrester provide arrester state for synchronous phasor measurement system
Information, synchronized phasor information, the Big Dipper that synchronous phasor measurement system is mainly responsible for gathering and calculating one's respective area scope are defended
Star location information, the status information of arrester and circuit state message etc., and according in the information analysis one's respective area gathered
Power network line state, and all data are reported to center monitoring control system, center monitoring control system, which is mainly responsible for, to be connect
Receive from each synchronous phasor measurement system gather the big-dipper satellite location information being calculated, the status information of arrester and
Circuit state message etc., and carry out on-line analysis, the modeling of historical data big data analysis for these data, carries out early warning, pre-
Survey and management and running.
The power grid wide area real-time monitoring system of the present invention can understand electricity at any time by the real time monitoring for electric network state
Net at different moments, the power transmission state of different section, once have exception or natural calamity situation, it is possible at first
Between understand failure and the problem of transmission line where, and the position that problem failure is occurred can be accurately positioned, greatly reduced
A large amount of expenses manually investigated are spent when conventional electric power system breaks down.It can be sent by monitoring system within the shortest time
The electric power overhaul personnel of specialty overhaul trouble point, so can greatly reduce the system after electric system is broken down
Recovery time, so that influence of the electric power system fault to people's production and living is preferably minimized.Monitored in real time by power grid wide area,
Electric power authorities can be caused to grasp different zones, different circuit at any time to the demand and Expenditure Levels of electric power resource, so that
Easy to make dispatching of power netwoks be truly realized the overall view overall situation, science decision, correct commander, the operation control to electric system is completed.
The power grid wide area real-time monitoring system and control method of the present invention realizes that power grid wide area monitors in real time, alleviates electric power
System failure maintenance cost, accelerates repairing speed, is conducive to the management and running network system of comprehensive intelligence.
Brief description of the drawings
Fig. 1 is the structure diagram for the power grid wide area real-time monitoring system that the embodiment of the present invention one provides；
Fig. 2 is the structure diagram of one embodiment of the synchronous phasor measurement system of the present invention；
Fig. 3 is the structure diagram of one embodiment of the despotic synchronization phasor measuring set of the present invention；
Fig. 4 is the structure diagram of one embodiment of the collection control synchronous phasor measuring device of the present invention；
Fig. 5 is one embodiment structure diagram of the center monitoring control system of the embodiment of the present invention；
Fig. 6 is the flow diagram of power grid wide area real-time monitoring system control method provided by Embodiment 2 of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
With reference to Fig. 1, a kind of power grid wide area real-time monitoring system that the embodiment of the present invention one provides is shown
Structure diagram, power grid wide area real-time monitoring system include：Multiple synchronous phasor measurement systems 10, center monitoring control system
System 20, big-dipper satellite alignment system 30 and the multiple arresters 40 being arranged on high voltage bus, wherein：
Synchronous phasor measurement system 10 is used to obtain power grid real time status information and send by Ethernet
Center monitoring control system is given, power grid real time status information includes：Circuit state message, synchronous phasor measurement information, keep away
Thunder device status information and the Big Dipper defend location information；
Center monitoring control system 20 is scheduled early warning control for analyzing and processing power grid real time status information；
Big-dipper satellite alignment system 30 is used to launch big-dipper satellite location information, big-dipper satellite positioning to synchronized phasor acquisition system
Information includes positioning position information and authorizes temporal information；
Arrester 40 is used to provide arrester status information to synchronized phasor acquisition system.
The power grid wide area real-time monitoring system of the embodiment of the present invention includes：Multiple synchronous phasor measurement systems
Center monitoring control system, big-dipper satellite alignment system and the multiple arresters being arranged on high voltage bus, the system
Big-dipper satellite alignment system be mainly that synchronous phasor measurement system provides positional information and time service information, arrester is synchronous phase
System for measuring quantity provides arrester status information, and synchronous phasor measurement system is mainly responsible for gathering and calculating one's respective area scope
Synchronized phasor information, big-dipper satellite location information, the status information of arrester and circuit state message etc., and according to institute
Whether the power network line in the information analysis one's respective area of collection there is exception, decides whether to start warning information, while it is also negative
All data of power grid in the range of one's respective area are reported to center monitoring control system by duty timing, and center monitoring control system is main
It is responsible for receiving and gathers the big-dipper satellite location information being calculated, the state of arrester letter from each synchronous phasor measurement system
Breath and circuit state message etc., and analyzed for these data, whether the current working status of decision-making power grid is normal, is
It is no the unbalanced phenomena of electrical load occur, and alarm, repairing signal or dynamically distributes are sent in time for different situations
Electric power resource with adjusting power grid, so as to lift the resource utilization of power grid.
The power grid wide area real-time monitoring system of the embodiment of the present invention, can be at any time by the real time monitoring for electric network state
Understand power grid at different moments, the power transmission state of different section, once have exception or natural calamity situation, it is possible to
Failure and the problem place of transmission line are understood at the first time, and can be accurately positioned the position that problem failure is occurred, greatly
Big reduce spends a large amount of expenses manually investigated when conventional electric power system breaks down.Can be in the shortest time by monitoring system
The electric power overhaul personnel of specialty are inside sent to overhaul trouble point, after so can greatly reducing electric system failure
System recovery time, so that influence of the electric power system fault to people's production and living is preferably minimized.It is real by power grid wide area
When monitor, electric power authorities can be caused to grasp different zones, different circuit at any time to the demand and consumption feelings of electric power resource
Condition, consequently facilitating making dispatching of power netwoks be truly realized the overall view overall situation, science decision, correct commander, completes the operation to electric system
Control.The power grid wide area real-time monitoring system of the embodiment of the present invention alleviates electric power system fault maintenance cost, accelerates repairing speed
Degree, is conducive to the management and running network system of comprehensive intelligence.
As one for example, referring to Fig. 2, the structure of the synchronous phasor measurement system 10 of the embodiment of the present invention is shown
Schematic diagram, synchronous phasor measurement system 10 include a despotic synchronization phasor measuring set 11 and multiple collection control synchronous phasor measurements
Device 12, despotic synchronization phasor measuring set are arranged at power network line central site, and collection control synchronous phasor measuring device is arranged at
Each scattered website of power network line, is led to by optical fiber between despotic synchronization phasor measuring set sum aggregate control synchronous phasor measuring device
Letter.
The synchronous phasor measurement system of the embodiment of the present invention is using distributed structure setting in different regions, an area
Despotic synchronization phasor measuring set is set in central site in domain, each scattered website sets collection control synchronous phasor measurement dress respectively
Put, the synchronized phasor data for gathering measurement are transferred to master control by the collection control synchronous phasor measuring device of each scattered website by optical fiber
On the one hand synchronous phasor measuring device, despotic synchronization phasor measuring set measure the synchronized phasor number in this website between power network line
According on the other hand synchronized phasor data that the collection of each scattered website received is controlled to synchronous phasor measuring device are collected simultaneously
Analyzing and processing, is uniformly sent to center monitoring control system, is done unified monitoring resource, scheduling by central monitor system and is divided
Match somebody with somebody.
As another for example, referring to Fig. 3, the despotic synchronization phasor measuring set 11 of the embodiment of the present invention is shown
Structure diagram, despotic synchronization phasor measuring set 11 includes:
Big-dipper satellite location information receiving unit 110, the big-dipper satellite for receiving big-dipper satellite alignment system transmission position letter
Breath；
Arrester status information receiving unit 111, for receiving the arrester status information of arrester transmission；
First synchronous phasor measurement unit 112, obtains for the synchronized phasor between out of phase between measuring center website power network line
To the first synchronized phasor data；
Data Analysis Services unit 113, for analyzing and processing big-dipper satellite location information, arrester status information and synchronized phasor
Data obtain line state information；
Ethernet photoelectric conversion unit 114, for the second synchronous phase received and Transform Sets control synchronous phasor measuring device is sent
Measure data and built-in potential measurement data；
Ethernet exchanging unit 115, for passing through Ethernet and collection control synchronous phasor measuring device and center monitoring control system
Carry out information exchange；
Storage unit 116, for storing big-dipper satellite location information, arrester status information and synchronous phasor measurement information, together
Step phasor measurement information includes the first synchronized phasor data, the second synchronized phasor data and built-in potential measurement data；
And line status shows prewarning unit 117, for showing line state information, is carried out when power network line breaks down
Early warning.
As another for example, the big-dipper satellite location information receiving unit 110 of the embodiment of the present invention includes the Big Dipper
Satellite signal receiving subelement 1101 and big-dipper satellite time service subelement 1102, Big Dipper satellite signal receiving subelement are used to receive
The positioning position information that big-dipper satellite alignment system is sent；Big-dipper satellite time service subelement is used to receive big-dipper satellite alignment system
The mandate temporal information of transmission.
The despotic synchronization phasor measuring set of the embodiment of the present invention is the key for obtaining power grid real time status information, and the Big Dipper is defended
Star location information receiving unit and arrester status information receiving unit are each responsible for receiving from big-dipper satellite alignment system
The information of information and arrester；First synchronous phasor measurement unit is responsible for the synchronization between out of phase between central site power network line
Phasor gathers；The second synchronized phasor number that Ethernet photoelectric conversion unit receives and Transform Sets control synchronous phasor measuring device is sent
According to built-in potential measurement data；Storage unit storage big-dipper satellite location information, arrester status information, the first synchronized phasor number
According to, the second synchronized phasor data and built-in potential measurement data；The institute of Data Analysis Services cell processing analysis storage unit storage
There is data message, on the one hand by analyzing arrester status information, the abnormal phenomenon such as whether detection power network line occurs being struck by lightning, separately
On the one hand, Position-Solving is carried out by the geometrical relationship the baseband analyzer big-dipper satellite location information, several big-dipper satellites
And error correction algorithm during satellite-signal transmission, analysis and solution is carried out to the location information of itself, obtains being accurate to position
Real-time display to line status is shown prewarning unit and is sent to center monitoring control system by information, its result analyzed and processed
System；All data messages, line state information and/or warning information are sent to center by Ethernet exchanging unit by internet
On monitoring control system, if analyzing the state for carrying out power circuit detection exception occurs, abnormal alarm information will be provided, to carry
Awake correlation responsible organization or personal maintenance and investigation into row line.
As another for example, referring to Fig. 4, the collection control synchronous phasor measuring device 12 of the embodiment of the present invention is shown
Structure diagram, collection control synchronous phasor measurement fills 12 and includes：
Built-in potential measuring unit 121, interior electricity is obtained for measuring the built-in potential between each scattered website power network line between out of phase
Gesture measurement data；
Second synchronous phasor measurement unit 122, for measuring, synchronized phasor obtains between out of phase between each scattered website power network line
To the second synchronized phasor data；
Big Dipper satellite signal unit 123, for receiving the positioning position information of Beidou satellite system transmitting.
Optical fiber transmission unit 124, for sending the second synchronized phasor data and built-in potential measurement data to despotic synchronization phase
Measuring device.
The collection control synchronous phasor measuring device of the embodiment of the present invention is arranged at the scattered website in a region, including collection control control
Administrative unit, built-in potential measuring unit, the second synchronous phasor measurement unit, Big Dipper satellite signal unit and optical fiber transmission list processed
Member, it is simple in structure, it is responsible for collection and measures the synchronized phasor data disperseed between website power network line and built-in potential data and be transferred to
Despotic synchronization phasor measuring set, in addition, the positioning position information of the big-dipper satellite received is sent at the same time, easy to despotic synchronization
Phasor measuring set management collection control synchronous phasor measuring device.
As another for example, referring to Fig. 5, the knot of the center monitoring control system 20 of the embodiment of the present invention is shown
Structure schematic diagram, center monitoring control system 20 include：Interchanger 201, front-end server 202, on-line data analysis server 203,
Management and running monitoring server 204, off line data analysis server 205, background server 206 and historic data server 207,
Wherein
Front-end server 202 includes front server 2021 and web server 2022, for receive outside data message with
And provide the service of access to outside；
On-line data analysis server 203 is used for the power grid real time status information that on-line analysis receives and obtains real-time grid work
Status information；
Management and running monitoring server 204 is given birth to according to the power grid real time status information and real-time grid work state information received
Into scheduling warning information；
Off line data analysis server 205 is used for according to power grid real time status information, real-time grid work state information and tune
The mathematical modeling that warning information carries out power grid operation state is spent, analysis obtains prediction result data；
Background server 206 is used for background application and management, and is taken with management and running monitoring server and on-line data analysis
Business device interacts；
Historic data server 207 is used to store power grid real time status information, real-time grid work state information, scheduling early warning letter
Breath and prediction result data.
All information for receiving and handling from different synchronous phasor measurement systems, in being sent to by internet
Heart monitoring control system, before exterior linking Internet, it is necessary to by network firewall 211, with ensure all data with
Access is safe, does not interfere with and occurs safety problem inside monitoring center.The front-end server of center monitoring control system
It is responsible for receiving the data message from outer net, while also provides service to the access from outer net.What front-end server was received
On the one hand data, state, information etc. send background server to, on the one hand supervised for on-line data analysis server and management and running
Control server carry out Data Analysis Services, background server be used for back-stage management apply with management, while also be responsible for in line number
Interacted according to server and management and running monitoring server.On-line data analysis server mainly passes through the power grid that receives
Various parameters, as the carry out such as the status information of voltage, electric current, synchronous phasor values, and arrester and geographical location information is online
Analysis, so as to obtain the working status of power grid in real time, power failure may be occurred by predicting some circuits or region by analysis
When, fault alarm information can be sent to relevant administrative department and professional repair personnel in time, so as to ensure to go out in power network line
The first time of existing failure obtains fault location information promptly and accurately, so as to reduce to greatest extent since power failure may
The loss brought.Management and running monitoring server is by the monitoring situation to each circuit of power grid, with reference to on-line analysis server institute
The load of obtained different circuits and abnormal conditions, carry out rational distribution and scheduling to the resource of power network line in time, so that
It is overall to improve power network resources service efficiency and service provision capacity.Receive the monitoring data from outer net, the shape that analysis obtains
State data and electric power resource monitoring, scheduling warning data etc. all uniformly send historic data server to, for depositing for data
Storage.These data are used for the analysis modeling that off line data analysis server carries out power grid operation state, pass through these historic states
And electric network fault caused by various natural calamities or special circumstances once occurred, analysis mathematical modeling is carried out, passes through digging
Pick can be likely to occur fortuitous event on different zones, different circuits to network system from analysis and be predicted, and will be pre-
The result of survey is used for trouble-saving, so that the loss that may be brought due to chance failure is preferably minimized.
The center monitoring control system of the embodiment of the present invention finds different region, not collinear by big data analysis in real time
The situation of change and incidence relation of various parameters on road, and duty management personnel are fed back in the form of figure, image, in order to
Administrative staff can timely and effectively grasp the situation of change of electrical network parameter, so as to analyze the stability characteristic (quality) of power grid.By opposite
The fault data of history carries out analysis modeling, can obtain network system and be likely to occur accident on different zones, different circuits
Situation is predicted, and can do sth. in advance to prevent the failure being likely to occur according to prediction, so that due to the possible band of chance failure
The loss come is preferably minimized.Load on power grid on each region or different circuit is dynamic change, may be when some specific
Carve or special event occurs, cause electric power resource on some regions or some circuits nervous, and other regions or circuit power on
Power resource is idle, the unbalanced use that can not only accelerate the aging of some circuits, but also have an effect on electric power resource of this load
Efficiency, while the social life of some regions can be also influenced, in order to avoid such case occurs, central control system passes through monitoring
Analysis as a result, real-time obtain each circuit of power grid, the electric power resource service condition on region, and according to actual demand, move
The distribution of state adjustresources, so as to optimize the efficiency of transmission of power grid.
As another for example, referring to Fig. 5, the center monitoring control system 2 of the embodiment of the present invention further includes：It is preposition
Backup server 208, background backup server 209 and historical data backup server 210, are respectively used to back up preposition service
The data of device, background server and historic data server.In order to ensure the safety of system with reliable, in the embodiment of the present invention
The links of the data processing of heart monitoring control system, including all special increasing such as foreground and background data reception, storage of history data P
Backup server is added, this greatly improves the security of monitoring center, because it remains the status information data of the whole network, together
When also decide electric power resource is optimized scheduling with distribution heavy responsibility, it is therefore necessary to ensure its is safe and reliable.
As another for example, referring to Fig. 1, the power grid wide area real-time monitoring system of the embodiment of the present invention further includes use
Family terminal 50, for the work of real time inspection and administrative center's monitoring control system, user terminal 50, synchronous phasor measurement system
Pass through NBIOT protenchyma connected network communications between 10 and center monitoring control system 20.The power grid wide area of the embodiment of the present invention is real-time
Monitoring system further includes user terminal, and the monitoring management personnel of monitoring center can utilize the users such as computer, mobile equipment whole
End is checked and is managed to the power monitoring state of monitoring center in real time, user terminal, synchronous phasor measurement system and center
By NBIOT protenchyma connected network communications between monitoring control system, it is opposite that tradition by communication network GPRS carries out data transmission cost
It is higher, easily it is interfered, based on arrowband Internet of Things（NBIOT）Mode realize electrical network parameter be transmitted because multiplexing
Existing cellular basestation and substantially reduce cost, and can be carried out data transmission using cellular technology, improve the anti-interference of system
Ability, while the maintenance cost of system can also be reduced.
As another for example, the positioning position information of the Beidou satellite system transmitting of the embodiment of the present invention is included extremely
The location information of few 4 big-dipper satellites.
On the other hand, referring to Fig. 6, a kind of power grid wide area real-time monitoring system provided by Embodiment 2 of the present invention is shown
The flow diagram of control method, control method specific workflow include：
Step 600：Arrester status information is sent to synchronized phasor acquisition system；
Step 601：Launch big-dipper satellite location information to synchronized phasor acquisition system；
Step 602：Obtain power grid real time status information and be sent to center monitoring control system, power grid
Real time status information includes：Circuit state message, synchronous phasor measurement information, arrester status information and the Big Dipper defend positioning
Information；
Step 603：Analyze and process the power grid real time status information received and be scheduled early warning control；
Step 604：The work of real time inspection and administrative center's monitoring control system.
The control method intelligent and high-efficiency of the power grid wide area real-time monitoring system of the embodiment of the present invention, realizes network system
Real time and on line monitoring, alleviates electric power system fault maintenance cost, accelerates repairing speed, is conducive to the management and running of comprehensive intelligence
Network system.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. power grid wide area real-time monitoring system, it is characterised in that including：Multiple synchronous phasor measurement systems, center monitoring Control system, big-dipper satellite alignment system and the multiple arresters being arranged on high voltage bus,The synchronous phasor measurement system is used to obtain power grid real time status information and send out by EthernetThe center monitoring control system is given, the power grid real time status information includes：Circuit state message, synchronized phasor are surveyed Amount information, arrester status information and the Big Dipper defend location information；The center monitoring control system is scheduled early warning control for analyzing and processing the power grid real time status information；The big-dipper satellite alignment system is used to launch big-dipper satellite location information, the north to the synchronized phasor acquisition system The satellite positioning information that struggles against includes positioning position information and authorizes temporal information；The arrester is used to provide arrester status information to the synchronized phasor acquisition system.
- A kind of 2. power grid wide area real-time monitoring system according to claim 1, it is characterised in that the synchronous phasor measurement System includes a despotic synchronization phasor measuring set and multiple collection control synchronous phasor measuring devices, and the despotic synchronization mutually measures Amount device is arranged at power network line central site, and the collection control synchronous phasor measuring device is arranged at each scattered station of power network line Point, passes through fiber optic communication between the despotic synchronization phasor measuring set sum aggregate control synchronous phasor measuring device.
- A kind of 3. power grid wide area real-time monitoring system according to claim 2, it is characterised in that the despotic synchronization phasor Measuring device includes:Big-dipper satellite location information receiving unit, determines for receiving the big-dipper satellite that the big-dipper satellite alignment system is sent Position information；Arrester status information receiving unit, the arrester status information sent for receiving the arrester；First synchronous phasor measurement unit, is obtained for the synchronized phasor between out of phase between measuring center website power network line One synchronous phasor data；Data Analysis Services unit, for analyzing and processing the big-dipper satellite location information, arrester status information and synchronous phase Amount data obtain line state information；Ethernet photoelectric conversion unit, the second synchronous phase sent for receiving and changing the collection control synchronous phasor measuring device Measure data and built-in potential measurement data；Ethernet exchanging unit, for controlling synchronous phasor measuring device and center monitoring control by Ethernet and the collection System carries out information exchange；Storage unit, for storing the big-dipper satellite location information, arrester status information and synchronous phasor measurement information, institute Stating synchronous phasor measurement information includes the first synchronized phasor data, the second synchronized phasor data and built-in potential measurement data；And line status shows prewarning unit, for showing line state information, carried out when power network line breaks down pre- Alert prompting.
- A kind of 4. power grid wide area real-time monitoring system according to claim 3, it is characterised in that the big-dipper satellite positioning Information receiving unit includes Big Dipper satellite signal receiving subelement and big-dipper satellite time service subelement, the Big Dipper satellite signal connect Subelement is received to be used to receive the positioning position information that the big-dipper satellite alignment system is sent；Big-dipper satellite time service Unit is used to receive the mandate temporal information that the big-dipper satellite alignment system is sent.
- A kind of 5. power grid wide area real-time monitoring system according to claim 2, it is characterised in that the collection control synchronized phasor Measuring device includes：Built-in potential measuring unit, obtains built-in potential for measuring the built-in potential between each scattered website power network line between out of phase and surveys Measure data；Second synchronous phasor measurement unit, for measuring, synchronized phasor obtains between out of phase between each scattered website power network line Two synchronized phasor data；Big Dipper satellite signal unit, for receiving the positioning position information of the Beidou satellite system transmitting；Optical fiber transmission unit, for sending the second synchronized phasor data and built-in potential measurement data to the despotic synchronization phase Measuring device.
- A kind of 6. power grid wide area real-time monitoring system according to claim 1, it is characterised in thatThe center monitoring control system includes：Interchanger, front-end server, on-line data analysis server, management and running prison Server, off line data analysis server, background server and historic data server are controlled,The front-end server includes front server and web server, for receiving the data message of outside and to outside The service of access is provided；The on-line data analysis server is used for the power grid real time status information that on-line analysis receives and obtains real-time electricity Net work state information；The management and running monitoring server works according to the power grid real time status information received and the real-time grid Status information generation scheduling warning information；The off line data analysis server be used for according to the power grid real time status information, real-time grid work state information with And scheduling warning information carries out the mathematical modeling of power grid operation state, analysis obtains prediction result data；The background server is used for background application and management, and divides with the management and running monitoring server and online data Analysis server interacts；The historic data server is used to store the power grid real time status information, real-time grid work state information, scheduling Warning information and prediction result data.
- A kind of 7. power grid wide area real-time monitoring system according to claim 6, it is characterised in that the center monitoring control System further includes：Preposition backup server, background backup server and historical data backup server, are respectively used to described in backup The data of front server, background server and historic data server.
- A kind of 8. power grid wide area real-time monitoring system according to claim 1, it is characterised in that user terminal is further included, For real time inspection and the work for managing the center monitoring control system, the user terminal, synchronous phasor measurement system with Pass through NBIOT protenchyma connected network communications between center monitoring control system.
- A kind of 9. power grid wide area real-time monitoring system according to claim 1, it is characterised in that the Beidou satellite system The positioning position information of transmitting includes the location information of at least 4 big-dipper satellites.
- A kind of 10. control method of power grid wide area real-time monitoring system, it is characterised in that including：The arrester status information is sent to the synchronized phasor acquisition system；Launch the big-dipper satellite location information to the synchronized phasor acquisition system；Obtain power grid real time status information and be sent to the center monitoring control system, the power grid is realWhen status information include：Circuit state message, synchronous phasor measurement information, arrester status information and the Big Dipper defend positioning letter Breath；Analyze and process the power grid real time status information received and be scheduled early warning control；Real time inspection and the work for managing the center monitoring control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711097001.2A CN107918085A (en) | 2017-11-09 | 2017-11-09 | A kind of power grid wide area real-time monitoring system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711097001.2A CN107918085A (en) | 2017-11-09 | 2017-11-09 | A kind of power grid wide area real-time monitoring system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107918085A true CN107918085A (en) | 2018-04-17 |
Family
ID=61895354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711097001.2A Pending CN107918085A (en) | 2017-11-09 | 2017-11-09 | A kind of power grid wide area real-time monitoring system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107918085A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088937A (en) * | 2018-08-28 | 2018-12-25 | 郑州云海信息技术有限公司 | A kind of cluster authorization method and device based on unified management |
| CN111537827A (en) * | 2020-05-28 | 2020-08-14 | 武汉汉宁电力设计咨询有限责任公司 | Online safety and stability analysis system for power grid |
| CN113746201A (en) * | 2021-07-30 | 2021-12-03 | 南方电网深圳数字电网研究院有限公司 | Visual power grid switching system, visual power grid switching method and storage medium |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175907A (en) * | 2011-03-10 | 2011-09-07 | 华北电力大学（保定） | Flexible wide area power grid phase measurement system |
| CN102183685A (en) * | 2011-03-10 | 2011-09-14 | 华北电力大学（保定） | Flexible wide area power grid phasor measurement method |
| CN102194058A (en) * | 2011-05-16 | 2011-09-21 | 中国电力科学研究院 | Wide-area-measurement-system (WAMS)-based power grid safety and stability visualization method |
| CN103887890A (en) * | 2014-04-22 | 2014-06-25 | 武汉大学 | Disaster area power grid state monitoring method |
| CN105093080A (en) * | 2015-08-27 | 2015-11-25 | 国家电网公司 | Distributed wireless synchronous zinc oxide lightning arrester online monitoring apparatus |
| CN105606911A (en) * | 2014-11-19 | 2016-05-25 | 国家电网公司 | System and method for testing dynamic monitoring function of wide-area measurement system |
| CN105676061A (en) * | 2014-11-19 | 2016-06-15 | 国家电网公司 | System and method for testing disturbance identification function of wide-area measurement system |
| CN105676013A (en) * | 2014-11-19 | 2016-06-15 | 国家电网公司 | System and method for testing unit running status monitoring function of wide-area measurement system |
| CN106226591A (en) * | 2016-10-10 | 2016-12-14 | 山东大学 | Power distribution network synchronized phasor and quality of power supply Integrated Monitoring System and method |
| CN106546859A (en) * | 2016-12-08 | 2017-03-29 | 国家电网公司 | A kind of on-line monitoring system for cable arrester |
| CN107046439A (en) * | 2017-06-07 | 2017-08-15 | 广州邦正电力科技有限公司 | Big Dipper distribution automation system |
| CN207473030U (en) * | 2017-11-09 | 2018-06-08 | 上海格蒂电力科技有限公司 | A kind of power grid wide area real-time monitoring system |
-
2017
- 2017-11-09 CN CN201711097001.2A patent/CN107918085A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175907A (en) * | 2011-03-10 | 2011-09-07 | 华北电力大学（保定） | Flexible wide area power grid phase measurement system |
| CN102183685A (en) * | 2011-03-10 | 2011-09-14 | 华北电力大学（保定） | Flexible wide area power grid phasor measurement method |
| CN102194058A (en) * | 2011-05-16 | 2011-09-21 | 中国电力科学研究院 | Wide-area-measurement-system (WAMS)-based power grid safety and stability visualization method |
| CN103887890A (en) * | 2014-04-22 | 2014-06-25 | 武汉大学 | Disaster area power grid state monitoring method |
| CN105606911A (en) * | 2014-11-19 | 2016-05-25 | 国家电网公司 | System and method for testing dynamic monitoring function of wide-area measurement system |
| CN105676061A (en) * | 2014-11-19 | 2016-06-15 | 国家电网公司 | System and method for testing disturbance identification function of wide-area measurement system |
| CN105676013A (en) * | 2014-11-19 | 2016-06-15 | 国家电网公司 | System and method for testing unit running status monitoring function of wide-area measurement system |
| CN105093080A (en) * | 2015-08-27 | 2015-11-25 | 国家电网公司 | Distributed wireless synchronous zinc oxide lightning arrester online monitoring apparatus |
| CN106226591A (en) * | 2016-10-10 | 2016-12-14 | 山东大学 | Power distribution network synchronized phasor and quality of power supply Integrated Monitoring System and method |
| CN106546859A (en) * | 2016-12-08 | 2017-03-29 | 国家电网公司 | A kind of on-line monitoring system for cable arrester |
| CN107046439A (en) * | 2017-06-07 | 2017-08-15 | 广州邦正电力科技有限公司 | Big Dipper distribution automation system |
| CN207473030U (en) * | 2017-11-09 | 2018-06-08 | 上海格蒂电力科技有限公司 | A kind of power grid wide area real-time monitoring system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088937A (en) * | 2018-08-28 | 2018-12-25 | 郑州云海信息技术有限公司 | A kind of cluster authorization method and device based on unified management |
| CN111537827A (en) * | 2020-05-28 | 2020-08-14 | 武汉汉宁电力设计咨询有限责任公司 | Online safety and stability analysis system for power grid |
| CN113746201A (en) * | 2021-07-30 | 2021-12-03 | 南方电网深圳数字电网研究院有限公司 | Visual power grid switching system, visual power grid switching method and storage medium |
| CN113746201B (en) * | 2021-07-30 | 2024-02-23 | 南方电网数字平台科技(广东)有限公司 | Visual power grid switching system, visual power grid switching method and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105915398B (en) | Rural power grid fault based rapid detection and power restoration system and concentrator detection method thereof | |
| CN210166487U (en) | Power supply station area power failure fault warning device based on edge calculation | |
| CN103079219B (en) | Base station automatic inspection digital management system and method | |
| CN104123134A (en) | Intelligent electricity use data management method and system based on AMI and J2EE | |
| CN103997298A (en) | Monitoring data collecting terminal of photovoltaic power station and monitoring data system | |
| CN201717674U (en) | Intelligent monitoring system for customer substation | |
| CN110333402B (en) | User voltage abnormity sensing method and system based on edge calculation | |
| CN205901441U (en) | Management and control system is concentrated in new forms of energy power station | |
| CN204376538U (en) | A kind of intelligent distribution transforming runs real-time monitoring system | |
| CN106357414B (en) | Information interacting method and system for base station electric generation management | |
| CN107918085A (en) | A kind of power grid wide area real-time monitoring system and control method | |
| CN103926896A (en) | Underground explosive-proof power source monitoring system and method based on network | |
| CN107508550A (en) | A kind of photovoltaic apparatus monitoring method and system based on Internet of Things | |
| WO2013169903A1 (en) | Methods and systems for managing distributed energy resources | |
| CN114169570A (en) | Smart energy management platform based on Internet of things and cloud computing technology | |
| CN104835311B (en) | A kind of power information collecting device data transmission performance analysis system | |
| CN107832946A (en) | A kind of power energy monitoring and controlling for workshop and management method and system | |
| CN203502797U (en) | Energy consumption monitor system for large-scale public building | |
| CN108256770A (en) | Photo-voltaic power generation station O＆M managing and control system based on mobile application | |
| CN111208384B (en) | Smart power grids management system | |
| CN114565250A (en) | Ordered electricity utilization intelligent monitoring method and system based on big data | |
| CN102338835A (en) | Power quality dynamic monitoring system | |
| CN106168766A (en) | The energy monitor management system of a kind of Smart Home and carbon assets management method | |
| CN102970178A (en) | Local communication performance analyzer of low-pressure concentrated meter reading terminal | |
| Zhang et al. | Development of the monitoring system in the smart distribution substation in Guangzhou, China |
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 |