CN207398920U - A kind of intelligent protection control device of three phase mains - Google Patents
A kind of intelligent protection control device of three phase mains Download PDFInfo
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- CN207398920U CN207398920U CN201721250517.1U CN201721250517U CN207398920U CN 207398920 U CN207398920 U CN 207398920U CN 201721250517 U CN201721250517 U CN 201721250517U CN 207398920 U CN207398920 U CN 207398920U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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Abstract
The utility model is related to a kind of intelligent protection control devices of three phase mains; including detection module, processing and control module and execution module; detection module is connected by processing and control module with execution module; further include power supply handover module, high voltage induction power supply and photo-voltaic power supply; the input terminal of high voltage induction power supply is connected with three-phase high-voltage line; high voltage induction power supply and photo-voltaic power supply are connected by power supply handover module with processing and control module and execution module respectively, detection module connection three-phase high-voltage line.The status information of detection module acquisition three-phase high-voltage line is simultaneously sent to processing and control module, and processing and control module judges the real time status of three-phase high-voltage line and acted according to the switching that judging result controls execution module to perform three-phase high-voltage line.By take by all kinds of means can, can ensure to protect the normal operation of control device, and then realize and carry out three phase mains real time information sampling, be monitored and controlled, the problems such as solving protection control device reliability is low and O＆M cost is high.
Description
Technical field
The utility model is related to technical field of electric power more particularly to a kind of intelligent protection control devices of three phase mains.
Background technology
Intelligent grid is based on physics power grid, by modern advanced sensing measurement technology, mechanics of communication, information skill
The novel power grid that art, information technology, computer technology and control technology are integrated and formed with physics grid height.Intelligent grid with
Fully meet security, reliability and the economy of the needs of user is to electric power and supply of electric power of optimizing allocation of resources, ensure, expire
Sufficient environment constraint, ensure power quality, adapt to electricity marketization development etc. for the purpose of, realize it is reliable to user, economical, cleaning,
Interactive supply of electric power and value-added service.Intelligent grid requirement carries out physics power grid real time information sampling, is monitored and controlled.
Real time information sampling is carried out to three phase mains, needs are monitored and controlled by the way that control device is protected to realize, and it is traditional
Protection control device be mostly passive device, there are still take can difficult, reliability be low and O＆M for this passive protection control dress
The problems such as of high cost, these problems are especially prominent in outlying district.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model proposes a kind of intelligent protection controls of three phase mains
Device takes energy by high voltage induction power supply and photo-voltaic power supply Simulation of Dual-channel, can utmostly ensure to protect the normal of control device
Operation, so realize to three phase mains carry out real time information sampling, be monitored and controlled, solve protection control device reliability it is low and
The problems such as O＆M cost is high.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of intelligent protection control dress of three phase mains
It puts, including detection module, processing and control module and execution module, the detection module passes through processing and control module and execution module
It is connected, it is characterised in that：Power supply handover module, high voltage induction power supply and photo-voltaic power supply are further included, the high voltage induction power supply
Input terminal is connected with three-phase high-voltage line, and the high voltage induction power supply and photo-voltaic power supply are controlled by power supply handover module with processing respectively
Molding block is connected with execution module, and the detection module connects three-phase high-voltage line.The detection module acquisition three-phase high-voltage line
Status information is simultaneously sent to processing and control module, and the processing and control module judges the real time status of three-phase high-voltage line and basis is sentenced
Disconnected output control execution module performs the switching action of three-phase high-voltage line.
The beneficial effects of the utility model have：This intelligent three-phase power protection control device includes detection module, processing control
Molding block and execution module, further include high voltage induction power supply and photo-voltaic power supply, and high voltage induction power supply and photo-voltaic power supply pass through power supply
Handover module is connected respectively with processing and control module and execution module, is taken by high voltage induction power supply and photo-voltaic power supply Simulation of Dual-channel
Can, can utmostly ensure protect control device normal operation, and then realize to three phase mains carry out real time information sampling,
It is monitored and controlled, solves the problems such as protection control device reliability is low and O＆M cost is high.
Further, the high voltage induction power supply includes high-voltage capacitance, phase sequence low-voltage capacitance, low-tension transformer and rectification
Bridge, one end of the high-voltage capacitance are connected with three-phase high-voltage line, the other end connection phase sequence low-voltage capacitance of the high-voltage capacitance, institute
State phase sequence low-voltage capacitance and be parallel with low-tension transformer, the low-tension transformer connects rectifier bridge, the output terminal of the rectifier bridge with
Power supply handover module is connected, and it is that pole plate constructs the height formed that the high-voltage capacitance, which is used using rare-earth ceramic as medium, silver film,
Voltage capacitance fuse can be realized from three-phase high-voltage line by simple circuit structure and take electricity.
Further, the photo-voltaic power supply includes solar panel, controller and electricity accumulating unit, the solar cell
Plate is connected by controller with electricity accumulating unit, and the electricity accumulating unit is connected with power supply handover module, and the solar panel will
The radiation energy of the sun is converted to electric energy, and electric energy is stored in electricity accumulating unit by controller.Solar panel is used to receive
Radiation energy is converted into electric energy by solar radiation；Electricity accumulating unit is used for storage electric energy；The entire photo-voltaic power supply system of control of controller
The working condition of system, and play the role of additives for overcharge protection, over to electricity accumulating unit.
Further, it is also associated with battery pack on the power supply handover module.Pass through battery pack, high voltage induction power supply and light
Volt power supply takes electricity by all kinds of means, and power supply handover module is switched to battery pack, high voltage induction power supply and photo-voltaic power supply according to different conditions
In one power for the present apparatus, further solve passive protection control dress take can it is difficult, reliability is low and O＆M cost is high
The problems such as.
Further, the detection module includes voltage transformer and current transformer.
Further, the execution module includes controlling the relay of switching, and the relay is arranged on three-phase
On high-voltage line.
Further, the processing and control module is also associated with human-computer interaction interface, and the man-machine interface includes display screen
And/or button.The real-time status of the present apparatus can be checked by man-machine interface and the shapes such as voltage value, current value are set as desired
State parameter, while intelligent protection function is realized, more perfect human-computer interaction function.
Further, the processing and control module is MCU units.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the intelligent protection control device of three phase mains of the utility model；
Fig. 2 is the schematic diagram of the utility model high voltage induction power supply.
Specific embodiment
The principle and feature of the utility model are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
Referring to Fig. 1, Fig. 1 is a kind of schematic diagram of the intelligent protection control device of three phase mains of the utility model.One kind three
The intelligent protection control device of phase power supply, including detection module 1, processing and control module 2 and execution module 3, the detection module 1
It is connected by processing and control module 2 with execution module 3, further includes power supply handover module 4, high voltage induction power supply 5 and photo-voltaic power supply
6, the input terminal of the high voltage induction power supply 5 is connected with three-phase high-voltage line, and the high voltage induction power supply 5 and photo-voltaic power supply 6 pass through
Power supply handover module 4 is connected respectively with processing and control module 2 and execution module 3, and the detection module 1 connects three-phase high-voltage line.
Detection module 1 includes voltage transformer and current transformer, and execution module 3 includes the relay for controlling switching
Device, the relay are arranged on three-phase high-voltage line.Detection module 1 connects the phase in three-phase high-voltage line, gathers three-phase high-voltage
The status information of line, such as current signal and voltage signal.And the status information of the three-phase high-voltage line collected is sent to
Processing and control module 2, processing and control module 2 judge three-phase high-voltage according to state parameters such as pre-set voltage value, current values
Whether the status information of line is normal, and is acted according to the switching that judging result controls execution module 3 to perform three-phase high-voltage line, i.e.,
When the status information of three-phase high-voltage line is normal execution module 3 is controlled to close a floodgate, ensure normal power supply；When the state of three-phase high-voltage line
When information is abnormal execution module 3 is controlled to open a sluice gate, ensure line security.In addition, the present apparatus further includes high voltage induction power supply 5 and light
Power supply 6 is lied prostrate, high voltage induction power supply 5 is used to take electricity from three-phase high-voltage line.High voltage induction power supply 5 and photo-voltaic power supply 6 are cut by power supply
Mold changing block 4 is connected respectively with processing and control module 2 and execution module 3, powers for processing and control module 2 and execution module 3.Normally
It is powered under state by high voltage induction power supply 5, realization takes electricity on the spot, solves the problems, such as that passive protection control dress takes energy difficult；Light
Volt power supply 6 receives solar radiation when flat, is converted into electric energy and stores, when circuit breaks down, high voltage induction power supply 5 can not make
Used time is then powered by photo-voltaic power supply 6, without rushing for repairing with staff, is improved the reliability of device, and is reduced fortune
Tie up cost.Three phase mains herein is three-phase alternating current, and three-phase high-voltage line is the high-voltage line being used for transmission.
Referring to Fig. 2, Fig. 2 is the schematic diagram of the utility model high voltage induction power supply.The high voltage induction power supply 5 includes high pressure
Capacitance 51, phase sequence low-voltage capacitance 52, low-tension transformer 53 and rectifier bridge 54.One end of the high-voltage capacitance 51 and three-phase high-voltage line
Connection, the other end connection phase sequence low-voltage capacitance 52 of the high-voltage capacitance 51, the phase sequence low-voltage capacitance 52 is parallel with low pressure change
Depressor 53, the low-tension transformer 53 connect rectifier bridge 54, and the output terminal of the rectifier bridge 54 is connected with power supply handover module 4.
Specifically, high voltage induction power supply 5 includes the high-voltage capacitance 51, Mei Gegao that its one end is connected respectively with one in three-phase high-voltage line
The other end of voltage capacitance 51 connects a phase sequence low-voltage capacitance 52 respectively, and each phase sequence low-voltage capacitance 52 is divided into a low pressure not in parallel
Transformer 53, each low-tension transformer 53 connect a rectifier bridge 54 respectively, can be realized by simple circuit structure from three-phase
High-voltage line takes electricity.In addition, it is that pole plate constructs the height formed that the high-voltage capacitance 51, which is used using rare-earth ceramic as medium, silver film,
Voltage capacitance fuse.
The photo-voltaic power supply 6 includes solar panel, controller and electricity accumulating unit, and the solar panel passes through control
Device processed is connected with electricity accumulating unit, and the electricity accumulating unit is connected with power supply handover module 4, and the solar panel is by the spoke of the sun
It penetrates and is converted to electric energy, electric energy is stored in electricity accumulating unit by controller.Solar panel is used to receive solar radiation,
Radiation energy is converted into electric energy；Electricity accumulating unit is used for storage electric energy；The work shape of entire 6 system of photo-voltaic power supply of control of controller
State, and play the role of additives for overcharge protection, over to electricity accumulating unit.
Preferably, it is also associated with battery pack 7 on the power supply handover module 4.Pass through battery pack 7,5 and of high voltage induction power supply
Photo-voltaic power supply 6 takes electricity by all kinds of means, and power supply handover module 4 is switched to battery pack 7, high voltage induction power supply 5 and light according to different conditions
It lies prostrate one in power supply 6 to power for the present apparatus, further solving that passive protection control dress takes can difficult, reliability be low and O＆M
The problems such as of high cost.
The processing and control module 2 is also associated with human-computer interaction interface, and the man-machine interface includes display screen and/or presses
Key.The real-time status of the present apparatus can be checked by man-machine interface and the state parameters such as voltage value, current value are set as desired,
While intelligent protection function is realized, more perfect human-computer interaction function.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within new spirit and principle, any modifications, equivalent replacements and improvements are made should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of intelligent protection control device of three phase mains including detection module (1), processing and control module (2) and performs mould
Block (3), the detection module (1) are connected by processing and control module (2) with execution module (3), it is characterised in that：Further include electricity
Source handover module (4), high voltage induction power supply (5) and photo-voltaic power supply (6), the input terminal and three-phase of the high voltage induction power supply (5)
High-voltage line is connected, and the high voltage induction power supply (5) and photo-voltaic power supply (6) are controlled by power supply handover module (4) with processing respectively
Module (2) is connected with execution module (3), and the detection module (1) connects three-phase high-voltage line.
2. a kind of intelligent protection control device of three phase mains according to claim 1, it is characterised in that：The high pressure sensitivity
Power supply (5) is answered to include high-voltage capacitance (51), phase sequence low-voltage capacitance (52), low-tension transformer (53) and rectifier bridge (54), the height
One end of voltage capacitance (51) is connected with three-phase high-voltage line, the other end connection phase sequence low-voltage capacitance of the high-voltage capacitance (51)
(52), the phase sequence low-voltage capacitance (52) is parallel with low-tension transformer (53), and the low-tension transformer (53) connects rectifier bridge
(54), the output terminal of the rectifier bridge (54) is connected with power supply handover module (4).
3. a kind of intelligent protection control device of three phase mains according to claim 2, it is characterised in that：The high-voltage electricity
It is that pole plate constructs the high-voltage capacitance fuse formed to hold (51) to use using rare-earth ceramic as medium, silver film.
4. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
The photo-voltaic power supply (6) include solar panel, controller and electricity accumulating unit, the solar panel by controller with
Electricity accumulating unit is connected, and the electricity accumulating unit is connected with power supply handover module (4), and the solar panel is by the radiation energy of the sun
Electric energy is converted to, electric energy is stored in electricity accumulating unit by controller.
5. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
Battery pack (7) is also associated on the power supply handover module (4).
6. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
The detection module (1) includes voltage transformer and current transformer.
7. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
The execution module (3) includes controlling the relay of switching, and the relay is arranged on three-phase high-voltage line.
8. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
The processing and control module (2) is also associated with human-computer interaction interface, and the man-machine interface includes display screen and/or button.
9. a kind of intelligent protection control device of three phase mains according to any one of claim 1-3, it is characterised in that：
The processing and control module (2) is MCU units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721250517.1U CN207398920U (en) | 2017-09-26 | 2017-09-26 | A kind of intelligent protection control device of three phase mains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721250517.1U CN207398920U (en) | 2017-09-26 | 2017-09-26 | A kind of intelligent protection control device of three phase mains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207398920U true CN207398920U (en) | 2018-05-22 |
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ID=62404113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721250517.1U Active CN207398920U (en) | 2017-09-26 | 2017-09-26 | A kind of intelligent protection control device of three phase mains |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207398920U (en) |
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2017
- 2017-09-26 CN CN201721250517.1U patent/CN207398920U/en active Active
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