CN208874357U - A kind of master station monitoring power distribution network line selection apparatus - Google Patents
A kind of master station monitoring power distribution network line selection apparatus Download PDFInfo
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- CN208874357U CN208874357U CN201821697992.8U CN201821697992U CN208874357U CN 208874357 U CN208874357 U CN 208874357U CN 201821697992 U CN201821697992 U CN 201821697992U CN 208874357 U CN208874357 U CN 208874357U
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- line selection
- selection apparatus
- master station
- distribution network
- signal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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Abstract
The utility model discloses the master stations that one kind can monitor power distribution network line selection apparatus, including several Small Electric Current Earthing And Routing Devices, several Small Electric Current Earthing And Routing Devices are connected by data line with communication server signal, by conducting wire, successively signal is connected the communication server with protocol conversion device, master controller, the master controller is connected with database server, information delivery server difference signal, and the information delivery server is connected with alarm terminal signal.Fault message detected by several Small Electric Current Earthing And Routing Devices can be carried out unified set by the utility model, it enables an operator to fast and easy and grasps live singlephase earth fault situation and line selection apparatus real-time operating conditions, it can quickly and effectively help related personnel to obtain singlephase earth fault information, shorten fault handling time.
Description
Technical field
The utility model relates to for electric system failure monitoring technical field, and in particular to one kind can monitor power distribution network route selection
The master station of device.
Background technique
In China, 6-66kV power distribution network majority is using isolated neutral or the choosing of the small current neutral grounding through grounding through arc
Line apparatus carries out fault detection, and singlephase earth fault is the highest failure of incidence in small current neutral grounding system, accounts for about total event
80% or so of barrier rate.Fast and accurately determine faulty line, and timely and effectively cut off faulty line, searching fault point is to protect
The key of power distribution network operational safety is demonstrate,proved, Small Electric Current Earthing And Routing Device only reports remote signalling at present, and other information needs scene to check
And acquisition, flexible, the convenient needs for obtaining Small Electric Current Earthing And Routing Device information are no longer satisfied, cannot be notified in time
Power supply bureau, substation, live operation maintenance personnel, relevant person in charge and line selection apparatus producer, cannot quickly handling failure, have
It may cause line tripping, main transformer bypasses the immediate leadership and jumps the major accidents such as even switchgear is burnt, cable is burnt.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide the master station that one kind can monitor power distribution network line selection apparatus
The problem of being proposed in background technique.
The utility model is achieved through the following technical solutions: one kind can monitor the monitoring master of power distribution network line selection apparatus
It stands, including several Small Electric Current Earthing And Routing Devices, several Small Electric Current Earthing And Routing Devices are connected with the master station in substation,
The master station includes the communication server, protocol conversion device, master controller and database server, information distribution service
Device, alarm terminal, several Small Electric Current Earthing And Routing Devices are connected by data line with communication server signal, the communication
By conducting wire, successively signal is connected server with protocol conversion device, master controller, the master controller and database server,
Information delivery server distinguishes signal and is connected, and the information delivery server is connected with alarm terminal signal.
Preferably, the protocol conversion device includes FPGA signal processor, serial port driver, output port driving
Device, several serial ports, several output ports, the first watchdog circuit, GPS clock module and power module are described several
Serial port is connected with serial port driver signal, the output port driver and several output port signals
Be connected, the serial port driver, output port driver, the first watchdog circuit, GPS clock module with FPGA signal
Processor is connected, and the FPGA signal processor is connected by data line with the master controller, and the power module is described
Protocol conversion device power supply.
Preferably, the master controller uses ARM926EJ-S core high Precision Processing device, and the master controller is also with second
Watchdog circuit is connected.
Preferably, photoisolator is equipped on the serial port driver and output port driver.
Preferably, the alarm terminal includes mobile phone, laptop or plate IPAD, combined aural and visual alarm.
Compared with prior art, what the utility model reached has the beneficial effect that:
One kind provided by the utility model can monitor the master station of power distribution network line selection apparatus, can be by several small current neutral groundings
Fault message detected by line selection apparatus carries out unified set, enables an operator to fast and easy and grasps live single-phase earthing event
Hinder situation and line selection apparatus real-time operating conditions, related personnel can quickly and effectively be helped to obtain singlephase earth fault information,
Shorten fault handling time, is cooperated using database server, information delivery server, it can calling stored in time
Fault message facilitates operator to carry out post analysis processing, while using protocol conversion device, can be by voltage and current analog quantity
Digital quantity is converted to, can be realized the unification and conversion of a variety of specification signals, level of integrated system is high, strong antijamming capability, fortune
Row is stablized.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the preferred reality of the utility model
Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the master station overall structure signal that one kind provided by the utility model can monitor power distribution network line selection apparatus
Figure；
Fig. 2 is the protocol conversion device structural schematic diagram of the utility model embodiment.
Specific embodiment
In order to be best understood from the utility model technology contents, specific embodiment is provided below, and practical to this in conjunction with attached drawing
It is novel to be described further.
Referring to Fig. 1, a kind of master station monitoring power distribution network line selection apparatus, several low currents including being set to substation
Line-selected earthing device, several Small Electric Current Earthing And Routing Devices are connected with the master station in substation, and the master station includes
The communication server, protocol conversion device, master controller and database server, information delivery server, alarm terminal, if described
Dry Small Electric Current Earthing And Routing Device is connected by data line with communication server signal, and the communication server can connect several low currents
Ground line selection apparatus is monitored service, for receiving the real time data of Small Electric Current Earthing And Routing Device, fault message, matching confidence
The information such as breath, failure wave-recording, by conducting wire, successively signal is connected the communication server with protocol conversion device, master controller,
Master controller described in protocol conversion device is connected with database server, information delivery server difference signal, the information hair
Cloth server is connected with alarm terminal signal, and protocol conversion device can will use the communication protocols such as IEC101, Modbus, CDT
The fault message of Small Electric Current Earthing And Routing Device is converted to the fault message signal using IEC104 electric power communication protocol standard, main
Controller caches the current state of access device, root by the message content after the conversion of specification configuration software dissection process specification
According to content update state, the fault message of the Small Electric Current Earthing And Routing Device in substation is obtained, and the information is transmitted to letter
It ceases in publisher server, which is sent to alarm terminal by information delivery server, and the alarm terminal includes acousto-optic report
Sound-light alarm, cell phone application, WEB browsing, short message push and computer can be used in alert device, mobile phone, laptop or plate IPAD
The modes such as client send warning message to user, while user can also check small current line selection table of equipment by above-mentioned terminal
The information such as account, real-time status, line fault, analysis, on the other hand, master controller can be by messages and analysis content (as reported
Alert information, recording etc.) it is sent to database server and is stored, data, which are provided, for operator stores and retrieval service.
Referring to fig. 2, specifically, the protocol conversion device includes FPGA signal processor, serial port driver, output
Port driver, several serial ports, several output ports, the first watchdog circuit, GPS clock module and power module,
Communications server data line is connected with several serial ports respectively, the serial port and serial port driver, processor
It is sequentially connected, the processor is sequentially connected with output port driver, several output ports, wherein serial port driver
Several serial ports can be driven to carry out read/write operation, obtain and connect using the low current of the communication protocols such as IEC101, Modbus, CDT
The fault message of ground line selection apparatus, and by the transmitting fault information into FPGA signal processor, FPGA signal processor can incite somebody to action
The fault message signal of the substandard Small Electric Current Earthing And Routing Device of different communication specification is converted, and use is uniformly converted to
The fault message signal of IEC104 electric power communication protocol standard, and it is transmitted to output port driver, output port driver drives
It moves several output ports and carries out read/write operation, it will be using the letter of IEC104 electric power communication protocol standard eventually by output port
Number to master controller, the monitoring to Small Electric Current Earthing And Routing Device fault message is completed, FPGA signal processor is also seen with first
Door dog circuit, GPS clock module are connected, the first watchdog circuit can guarantee FPGA signal processor after entering abnormality,
It can automatically reset and restart after a certain time, the GPS clock module is able to achieve the system synchronizing function of digital signal transmission,
The power module is 220V AC power source, can be powered for said elements.
Specifically, the master controller uses ARM926EJ-S core high Precision Processing device, the master controller is also with second
Watchdog circuit is connected, and the second watchdog circuit can guarantee that FPGA signal processor, can be certain after entering abnormality
It automatically resets and restarts after time.
Specifically, photoisolator is equipped on the serial port driver and output port driver, it can anti-not-go-end
Transient voltage at mouthful damages port.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of protection.
Claims (5)
1. one kind can monitor the master station of power distribution network line selection apparatus, including several Small Electric Current Earthing And Routing Devices, feature exist
In, several Small Electric Current Earthing And Routing Devices are connected with the master station in substation, the master station include the communication server,
Protocol conversion device, master controller and database server, information delivery server, alarm terminal, several low currents connect
Ground line selection apparatus is connected by data line with communication server signal, the communication server and protocol conversion device, main control
By conducting wire, successively signal is connected device, and the master controller is connected with database server, information delivery server difference signal,
The information delivery server is connected with alarm terminal signal.
2. the master station that one kind according to claim 1 can monitor power distribution network line selection apparatus, which is characterized in that the rule
About conversion equipment includes FPGA signal processor, serial port driver, output port driver, several serial ports, several
Output port, the first watchdog circuit, GPS clock module and power module, several serial ports and serial port drive
Dynamic device signal is connected, and the output port driver is connected with several output port signals, the serial port driver,
Output port driver, the first watchdog circuit, GPS clock module are connected with FPGA signal processor, the FPGA signal
Processor is connected by data line with the master controller, and the power module is protocol conversion device power supply.
3. the master station that one kind according to claim 1 can monitor power distribution network line selection apparatus, which is characterized in that the master
Controller uses ARM926EJ-S core high Precision Processing device, and the master controller is also connected with the second watchdog circuit.
4. the master station that one kind according to claim 2 can monitor power distribution network line selection apparatus, which is characterized in that the string
Photoisolator is equipped on row port driver and output port driver.
5. the master station that one kind according to claim 1 can monitor power distribution network line selection apparatus, which is characterized in that the report
Alert terminal includes mobile phone, laptop or plate IPAD, combined aural and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821697992.8U CN208874357U (en) | 2018-10-19 | 2018-10-19 | A kind of master station monitoring power distribution network line selection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821697992.8U CN208874357U (en) | 2018-10-19 | 2018-10-19 | A kind of master station monitoring power distribution network line selection apparatus |
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| Publication Number | Publication Date |
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| CN208874357U true CN208874357U (en) | 2019-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821697992.8U Active CN208874357U (en) | 2018-10-19 | 2018-10-19 | A kind of master station monitoring power distribution network line selection apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114615344A (en) * | 2022-02-08 | 2022-06-10 | 广东智有盈能源技术有限公司 | Intelligent protocol conversion method and device for electric power instrument |
-
2018
- 2018-10-19 CN CN201821697992.8U patent/CN208874357U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114615344A (en) * | 2022-02-08 | 2022-06-10 | 广东智有盈能源技术有限公司 | Intelligent protocol conversion method and device for electric power instrument |
| CN114615344B (en) * | 2022-02-08 | 2023-07-28 | 广东智有盈能源技术有限公司 | Intelligent protocol conversion method and device for electric power instrument |
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