CN205945073U - Idle adjusting device of smart power grids voltage - Google Patents
Idle adjusting device of smart power grids voltage Download PDFInfo
- Publication number
- CN205945073U CN205945073U CN201620746962.6U CN201620746962U CN205945073U CN 205945073 U CN205945073 U CN 205945073U CN 201620746962 U CN201620746962 U CN 201620746962U CN 205945073 U CN205945073 U CN 205945073U
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- module
- compensation
- adjusting apparatus
- power
- intelligent grid
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The utility model discloses an idle adjusting device of smart power grids voltage belongs to the idle adjustment technical field of smart power grids, the utility model discloses a compensation arrangement, reactor, silicon controlled rectifier, circuit breaker and fuse, with electrical apparatus and controller, the cathode grounded of silicon controlled rectifier, the silicon controlled rectifier positive pole passes through compensation arrangement is connected to the reactor, compensation arrangement passes through circuit breaker and fuse are connected with the electric wire netting, the control electrode of silicon controlled rectifier is connected the controller, the controller includes current sample module, voltage sample module and microprocessor module, current sample module, voltage sample module are connected respectively the microprocessor module. The utility model discloses can realize adjusting transmission line's voltage phase place and idle parameter, realize the idle dynamic compensation of voltage simultaneously and reduced unbalanced characteristics, satisfy the in -service use requirement.
Description
Technical field
The utility model is specifically related to a kind of intelligent grid voltage power-less adjusting apparatus, belongs to intelligent grid idle adjustment skill
Art field.
Background technology
In recent years, intelligent grid as various countries national strategy develop one of, given more sustained attention, so-called " intelligence electricity
Net ", refers to a kind of network system that can more intelligently obtain and distribute electric power.Intelligent grid allows various types generating
With the access of energy-storage system, electricity market is promoted to flourish.Intelligent grid passes through the interaction of Supply and Demand on market, permissible
Most effectively the management such as parameters such as the energy, capacity, Capacitance Shift Rate, trend obstruction, reduces trend and blocks, expand market.Additionally,
Intelligent grid optimizes the application of its assets, makes operation more efficient.
Power system is a huge real-time working system, and the working method of power system has the characteristics that its own, it
Generating, power transformation, transmission of electricity, electricity consumption with carrying out in a flash, increasing with electrical network, electric power unit capacity is also increasingly
Greatly, the requirement also more and more higher to the reliability of transmission of electricity power supply, and this reliability needs the fortune to whole power system for the scheduling
Row state is monitored in real time, thus macroscopically understanding to the running status of electrical network, further, is counted by the modern times
Calculation machine technology is modeled to electrical network, the running status of simulating grid, finds the operation problem of electrical network in time, and carries out corresponding
Maintenance scheduling, and in intelligent grid, the monitoring of the operational factor of each equipment needs corresponding equipment to be adjusted, and such as transmits electricity
The voltage-phase of circuit and reactive current, need intelligentized being adjusted.China Patent No. " 201420672058.6 " is open
A kind of distributed adjusting means being applied to intelligent grid, it is capable of adjusting the voltage-phase of three phase line and no
Work(parameter, but governing response speed is relatively slow, is often in course of adjustment because cannot reduction part at any time on demand
Institute's unwanted output power and lead to substantial amounts of waste of energy.For this reason, it may be necessary to design a kind of new technical scheme, can be comprehensive
Property ground solve the deficiencies in the prior art.
Content of the invention
The utility model exactly in view of the shortcomings of the prior art, provides a kind of intelligent grid voltage power-less adjustment dress
Put, meet easy to use on the premise of, be capable of adjusting the voltage-phase of transmission line of electricity and idle parameter, and governing response
Speed fast, be simultaneously achieved voltage power-less dynamic compensation and decrease unbalanced feature, improve security and work
Efficiency, has preferable safe application performance, meets actual operation requirements.
For solving the above problems, technical solution adopted in the utility model is as follows：
A kind of intelligent grid voltage power-less adjusting apparatus, including compensation device, reactor, controllable silicon, electrical appliance, breaker
With fuse and controller, described silicon controlled minus earth, described controllable silicon anode passes through described reactor and connects compensation
Device, described compensation device is connected with electrical network by described breaker and fuse, and described silicon controlled control pole connects described
Controller；Described controller includes current sample module, voltage sample module and microprocessor module, described current sample mould
Block, voltage sample module connect described microprocessor module respectively；
Described compensation device includes chopping switch, continued flow switch, transformer, some groups of electric capacity and battery saving arrangement, described
Chopping switch is in parallel with described transformer, some groups of electric capacity and battery saving arrangement, described continued flow switch and described chopping switch, change
Depressor, some groups of electric capacity and battery saving arrangement are all connected；
Described microprocessor module passes through current sample module, the electric current of voltage sample module Real-time Collection electrical network and voltage
Data, by comparing the phase difference α of current voltage and electric current, calculate the reactive power needed for current system, send control
Signal processed, controls the silicon controlled angle of flow, and then the compensation capacity of control and compensation capacitor, carrys out real-time control system reactive power
Compensation rate.
As the improvement of technique scheme, described battery saving arrangement includes electricity-saving controller, the first inductance coil, the second electricity
Sense coil and impedance, described electricity-saving controller respectively with described first inductance coil, described second inductance coil, described impedance
Connect, described first inductance coil connects with described second inductance coil, described first inductance coil and described second inductor wire
After circle series connection and in parallel with described impedance.
As the improvement of technique scheme, the capacitance temperature that described controller also includes being connected with microprocessor module is adopted
Collection module, the temperature data of Real-time Collection compensation capacitor, if compensation capacitor temperature is too high exceedes design temperature, automatically send
Alarm signal simultaneously makes shutoff action.
As the improvement of technique scheme, described microprocessor module adopts 32 ARM microcontroller, is integrated with timing
Device, the function of CAN, ADC, SPI, I2C, USB, UART, the communication interface of described microprocessor module supports CAN communication agreement.
As the improvement of technique scheme, a kind of described intelligent grid voltage power-less adjusting apparatus also include charactron and show
Show interface, communication interface and keyboard interface, on described reactor equipped with can be its radiating fin and blower fan.
As the improvement of technique scheme, described compensation device adopts aviation aluminium profiles shell, described shell has number
Code tube display.
As the improvement of technique scheme, described chopping switch described transformer primary side in parallel and with described continued flow switch
Series connection is connected on AC power two ends in AC power two ends, the described transformer secondary described electric capacity of series connection.
As the improvement of technique scheme, the primary coil of described transformer and secondary coil turn ratio are 1：1.
Compared with prior art, implementation result of the present utility model is as follows for the utility model：
A kind of intelligent grid voltage power-less adjusting apparatus described in the utility model, meet easy to use on the premise of,
It is capable of adjusting the voltage-phase of transmission line of electricity and idle parameter, and the speed of governing response is fast, is simultaneously achieved voltage no
Work(dynamic compensation and decrease unbalanced feature；Can be adjusted in real time according to system voltage reactive power demand simultaneously
Whole reactive power output, makes System Reactive Power balance, is not in reactive power overcompensation or under-compensated situation；And shell
There is numeral method function, show the voltage power-less amount when precompensation and parameters in real time, intuitively show and be
System real-time running state, solves during conventional reactive power compensator uses upper inconvenience and uses to System Reactive Power work(
The overcompensation of rate and under-compensated problem；And controller also includes compensation capacitor temperature collect module, in compensation capacitor
When temperature is too high, controller can send rapidly alarm signal and make shutoff action it is ensured that static passive compensation device can be pacified
Entirely reliably run；In addition, when power capacitor carries out reactive-load compensation, current-limiting reactor in capacitor loops, Ke Yiqi
To the obvious effect suppressing harmonic wave, power conditioner, improve power quality；Improve security and operating efficiency, have preferably
Safe application performance, meet actual operation requirements.
Brief description
Fig. 1 is a kind of intelligent grid voltage power-less adjusting apparatus example structure schematic diagram described in the utility model；
Fig. 2 is a kind of intelligent grid voltage power-less adjusting apparatus controller architecture schematic diagram described in the utility model；
Fig. 3 is a kind of intelligent grid voltage power-less adjusting apparatus battery saving arrangement structural representation described in the utility model.
Specific embodiment
Content of the present utility model to be described below in conjunction with specific embodiments.
As shown in figures 1 and 3, it is a kind of intelligent grid voltage power-less adjusting apparatus battery saving arrangement described in the utility model
Structural representation.
A kind of intelligent grid voltage power-less adjusting apparatus described in the utility model, including compensation device, reactor 10, controlled
Silicon 11, breaker and fuse 12, electrical appliance 1 and controller 13, the minus earth of controllable silicon 11, controllable silicon 11 anode leads to
Cross reactor 10 compensating mechanism for connection, compensation device passes through breaker and fuse 12 is connected with electrical network 14, the control of controllable silicon 11
Pole processed connects described controller 13；Controller 13 includes current sample module 15, voltage sample module 16 and microprocessor module
17, current sample module 15, voltage sample module 16 connect microprocessor module 17 respectively；Compensation device includes chopping switch
18th, continued flow switch 19, transformer 20, some groups of electric capacity 21 and economize on electricity fill 22, chopping switch 18 and transformer 20, some groups of electricity
Hold 21 and battery saving arrangement 22 parallel connection, continued flow switch 19 and chopping switch 18, transformer 20, some groups of electric capacity 21 and economize on electricity dress
Put 22 all to connect；Microprocessor module 17 passes through current sample module 15, the electricity of voltage sample module 16 Real-time Collection electrical network 14
Stream and the data of voltage, by comparing the phase difference α of current voltage and electric current, calculate the idle work(needed for current system
Rate, sends control signal, controls the angle of flow of controllable silicon 11, and then the compensation capacity of control and compensation capacitor, carrys out real-time control
The compensation rate of system reactive power.A kind of intelligent grid voltage power-less adjusting apparatus described in the utility model, use meeting
Under the premise of convenient, it is capable of adjusting the voltage-phase of transmission line of electricity and idle parameter, and the speed of governing response is fast, simultaneously
Achieve voltage power-less dynamic compensation and decrease unbalanced feature；Simultaneously can be according to system voltage reactive power demand
Amount, adjustment reactive power output in real time, so that System Reactive Power is balanced, be not in reactive power overcompensation or under-compensated feelings
Condition；And shell has numeral method function, show the voltage power-less amount when precompensation and parameters in real time, intuitively
Show system real-time running state, solve conventional reactive power compensator using upper inconvenience and during using to being
The overcompensation of system reactive power and under-compensated problem；And controller also includes compensation capacitor temperature collect module, mending
Repay capacitor temperature too high when, controller can send rapidly alarm signal and make shutoff action it is ensured that static reactive power compensation dress
Put operation that can be safe and reliable；In addition, when power capacitor carries out reactive-load compensation, series reactance in capacitor loops
Device, can play the obvious effect suppressing harmonic wave, power conditioner, improve power quality；Improve security and operating efficiency,
There is preferable safe application performance, meet actual operation requirements.
Further with improvement, as shown in figure 3, battery saving arrangement includes electricity-saving controller 221, the first inductance coil 222, second
Inductance coil 223 and impedance 224, electricity-saving controller 221 respectively with the first inductance coil 222, the second inductance coil 223, resistance
Anti- 224 connections, the first inductance coil 222 is connected with the second inductance coil 223, the first inductance coil 222 and the second inductance coil
After 223 series connection and in parallel with impedance 224.According to system voltage reactive power demand, the output of adjustment reactive power, makes in real time
System Reactive Power balances, and is not in reactive power overcompensation or under-compensated situation；And shell has numeral method work(
Can, show the voltage power-less amount when precompensation and parameters in real time, intuitively show system real-time running state, solution
Conventional reactive power compensator of having determined is using overcompensation and the undercompensation to system reactive power during upper inconvenience and use
Problem；And controller also includes compensation capacitor temperature collect module, when compensation capacitor temperature is too high, controller energy
Send rapidly alarm signal and make shutoff action it is ensured that static passive compensation device can be safe and reliable operation；In addition,
When power capacitor carries out reactive-load compensation, current-limiting reactor in capacitor loops, can play the obvious work suppressing harmonic wave
With, power conditioner, improves power quality；Improve security and operating efficiency, there is preferable safe application performance, meet real
Border use requirement.
Further with improvement, as shown in Fig. 2 the capacitance temperature that controller 13 also includes being connected with microprocessor module 17 is adopted
Egf block 23, the temperature data of Real-time Collection compensation capacitor, if compensation capacitor temperature is too high exceedes design temperature, automatically send out
Go out alarm signal and make shutoff action；Microprocessor module 17 adopts 32 ARM microcontroller, and microprocessor module 17 is integrated
Timer, the function of CAN, ADC, SPI, I2C, USB, UART, the communication interface of microprocessor module 17 supports CAN communication association
View.It is capable of adjusting the voltage-phase of transmission line of electricity and idle parameter, and the speed of governing response is fast, is simultaneously achieved voltage
Reactive-load dynamic compensation and decrease unbalanced feature.
Specifically, a kind of intelligent grid voltage power-less adjusting apparatus also include numeral method interface, communication interface 24 and
Keyboard interface 25, on reactor 10 equipped with can be its radiating fin and blower fan；Compensation device adopts aviation aluminium profiles shell, outward
Numeral method device is had on shell；Chopping switch shunt transformer former limit and with continued flow switch series connection at AC power two ends,
Transformer secondary series capacitance is connected on AC power two ends；The primary coil of transformer and secondary coil turn ratio are 1：1.
Above content is the detailed description in conjunction with specific embodiments the utility model made it is impossible to assert that this practicality is new
Type is embodied as being only limitted to these explanations.For the utility model person of ordinary skill in the field, without departing from this
On the premise of utility model design, some simple deduction or replace can also be made, all should be considered as belonging to the utility model and protect
The scope of shield.
Claims (8)
1. a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Including compensation device, reactor (10), controllable silicon
(11), breaker and fuse (12), electrical appliance (1) and controller (13), the minus earth of described controllable silicon (11), described
Controllable silicon (11) anode passes through described reactor (10) compensating mechanism for connection, and described compensation device is by described breaker and fusing
Device (12) is connected with electrical network (14), and the control pole of described controllable silicon (11) connects described controller (13)；Described controller (13)
Including current sample module (15), voltage sample module (16) and microprocessor module (17), described current sample module (15),
Voltage sample module (16) connects described microprocessor module (17) respectively；
Described compensation device includes chopping switch (18), continued flow switch (19), transformer (20), some groups of electric capacity (21) and section
Electric installation (22), described chopping switch (18) and described transformer (20), some groups of electric capacity (21) and battery saving arrangement (22) and
Connection, described continued flow switch (19) and described chopping switch (18), transformer (20), some groups of electric capacity (21) and battery saving arrangement
(22) all connect；
Described microprocessor module (17) passes through current sample module (15), voltage sample module (16) Real-time Collection electrical network (14)
Electric current and voltage data, by comparing the phase difference α of current voltage and electric current, calculate idle needed for current system
Power, sends control signal, controls the angle of flow of controllable silicon (11), and then the compensation capacity of control and compensation capacitor, comes in real time
The compensation rate of control system reactive power.
2. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described battery saving arrangement bag
Include electricity-saving controller (221), the first inductance coil (222), the second inductance coil (223) and impedance (224), described economize on electricity control
Device (221) processed is connected with described first inductance coil (222), described second inductance coil (223), described impedance (224) respectively,
Described first inductance coil (222) is connected with described second inductance coil (223), described first inductance coil (222) with described
After second inductance coil (223) series connection and in parallel with described impedance (224).
3. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described controller (13)
Also include the capacitance temperature sampling module (23) being connected with microprocessor module (17), the temperature number of Real-time Collection compensation capacitor
According to if compensation capacitor temperature is too high exceedes design temperature, automatically sending alarm signal and make shutoff action.
4. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described microprocessor mould
Block (17) adopts 32 ARM microcontroller, is integrated with the function of timer, CAN, ADC, SPI, I2C, USB, UART, described micro-
The communication interface of processor module (17) supports CAN communication agreement.
5. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：A kind of described intelligence electricity
Net voltage power-less adjusting apparatus also include display interface (26), communication interface (24) and keyboard interface (25), described reactor
(10) on equipped with can be its radiating fin and blower fan.
6. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described compensation device is adopted
With aviation aluminium profiles shell, described shell has numeral method device.
7. according to claim 1 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described chopping switch
(18) described transformer (20) former limit in parallel and with described continued flow switch (19) series connection in AC power two ends, described transformation
Device (20) the secondary described electric capacity of series connection (21) is connected on AC power two ends.
8. according to claim 7 a kind of intelligent grid voltage power-less adjusting apparatus it is characterised in that：Described transformer (20)
Primary coil and secondary coil turn ratio be 1：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620746962.6U CN205945073U (en) | 2016-07-15 | 2016-07-15 | Idle adjusting device of smart power grids voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620746962.6U CN205945073U (en) | 2016-07-15 | 2016-07-15 | Idle adjusting device of smart power grids voltage |
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| Publication Number | Publication Date |
|---|---|
| CN205945073U true CN205945073U (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620746962.6U Expired - Fee Related CN205945073U (en) | 2016-07-15 | 2016-07-15 | Idle adjusting device of smart power grids voltage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026132A (en) * | 2016-07-15 | 2016-10-12 | 国网山东省电力公司龙口市供电公司 | Intelligent power grid voltage reactive power adjustment device |
-
2016
- 2016-07-15 CN CN201620746962.6U patent/CN205945073U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026132A (en) * | 2016-07-15 | 2016-10-12 | 国网山东省电力公司龙口市供电公司 | Intelligent power grid voltage reactive power adjustment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190715 |