CN106100102A - Intelligent power supply switching device, the electric power system applying this device and control method - Google Patents
Intelligent power supply switching device, the electric power system applying this device and control method Download PDFInfo
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- CN106100102A CN106100102A CN201610695476.0A CN201610695476A CN106100102A CN 106100102 A CN106100102 A CN 106100102A CN 201610695476 A CN201610695476 A CN 201610695476A CN 106100102 A CN106100102 A CN 106100102A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 24
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 7
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/02—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service
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- H02J13/0075—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- 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
-
- 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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- 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
- 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
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/221—General power management systems
Abstract
The electric power system the invention discloses a kind of intelligent power supply switching device, applying this device and control method, including switchover policy generation module, DC measurement module, AC measurment module, compound handover module, described switchover policy generation module connects and controls described DC measurement module, AC measurment module and compound handover module respectively, and described compound handover module connects described AC measurment module.The invention has the beneficial effects as follows, it is achieved off-network solar inverter and the carefree switching of civil power, it is ensured that Electrical Safety, meanwhile, improve the utilization rate of solar energy, save the energy.
Description
Technical field
The present invention relates to solar electrical energy generation, supply electrical domain, particularly relate to a kind of intelligent power supply switching device, apply this device
Electric power system and control method.
Background technology
Grid-connected solar inverter power is big, and technical sophistication is limited by the technological means such as present policies and power grid security, too
Sun energy grid-connected inverters condition is the harshest, typically will be through electrical network department demonstration and examination & approval.The solar inverter of Small And Medium Capacity,
Even if band " and network interface ", within one considerably long period, also do not accomplish " plug and play ".Corresponding off-network type is inverse
Becoming the general power of device little, price is low, is generally used for the scene without civil power, such as garden, Landscape Lighting, park, highway, urban operating mechanism
Deng, and it is equipped with the accumulator of different capabilities.
In recent years, for increasing reliability and better profiting from clean energy resource, in the region having civil power, off-network was used the most in a large number
Solar inverter.Because inverter itself does not possess grid-connected function (or grid-connected conditions), use will load and mains isolation, so more
Artificially switch by being similar to the mode of " double-throw switch " afterwards.
This switching can bring two problems: one, can make electric power momentary interruption.In addition to illumination, hot type load, by people
It is insupportable for switching electric power momentary interruption.Such as, power down can cause TV, microcomputer, monitoring device, the answering of favourable turn equipment
Position is shut down.Its two, artificial switching cannot realize the optimization of solar energy, accumulator and civil power.
Summary of the invention
Present invention is primarily targeted at and a kind of intelligent power supply switching device is provided and applies the electric power system of this device, solve
Certainly existing off-network is solar powered can not the problem of switching free of discontinuities with civil power.
It is an object of the invention to be achieved through the following technical solutions:
A kind of intelligent power supply switching device, including
Switchover policy generation module, it is according to lot of essential factors such as current power power, load characteristic, battery capacities, produces
The strategy of raw switching, sends switching command, keeps carrying out data interaction with backstage；
DC measurement module, mainly measures supply voltage, the electric current of battery system, and analysis is charged state
Or discharge condition, calculates the charged capacity of current accumulator；
AC measurment module, the mainly voltage of load, electric current, power measure；
Compound handover module, its switching combined with power relay contact by power electronic devices, described being combined is cut
The low-loss of rapidity and power relay contact that die change block makes full use of electronic component realizes complementation switching；
Described switchover policy generation module connects and controls described DC measurement module, AC measurment module respectively with compound
Handover module, described compound handover module connects described AC measurment module.
Further, described switchover policy generation module is also connected with touch control display module, to be controlled by the operation of peripheral hardware
Device realizes operation, display system state with display device.
Further, described switchover policy generation module is also associated with thermometric control module, and it is used for detecting application system
In the duty of outer member to send control instruction.
Further, described switchover policy generation module is also associated with network communication module, and it can be by described switching plan
The slightly information of generation module is transmitted through the network to mobile device, it is achieved remotely control.
Further, described network communication module includes Wifi module, 3G module, 4G module, bluetooth module or Zigbee
At least one in module.
A kind of electric power system, described electric power system includes photovoltaic panel, accumulator, inverter, intelligent power supply switching device, city
Electricity outfan and user load, described photovoltaic panel is sequentially connected with described accumulator and inverter, the outfan of described inverter
Being all connected with described intelligent power supply switching device with civil power outfan, the outfan of described intelligent power supply switching device connects described use
Family loads.
Further, described accumulator is also connected with diverter, and described diverter connects described photovoltaic panel and inverter respectively.
Further, described intelligent power supply switching device connects well telecommunication devices.
A kind of control method, including
Switching command generates, and described switchover policy generation module receives and gathers from AC measurment module, DC measurement mould
The data of block, according to optimum condition and the restrictive condition of current state, decide whether to produce compound switching command；
Select priority, when described accumulator capacity is more than higher limit, use energy storage preferential；
When accumulator capacity has certain memory space, use solar energy preferential, be conducive to making full use of solar energy；
When above-mentioned condition is all unsatisfactory for, uses and artificially switch to be finally reached electric power system stable operation；
Being combined the sequential of switching, it is carried out by fixing sequential, and sequential determines each power electronic element, power relay
The ON time of device, finally realizes the switching accurate, carefree of off-network solar inverter end and civil power outfan.
The invention has the beneficial effects as follows:
1, the present invention uses the connected applications of Based Intelligent Control and electronic component and power relay, it is achieved off-network solar energy
Switching free of discontinuities with civil power, it is ensured that the Electrical Safety of user load；
2, controlling flexibly, multiple switchover policy is selective, is fully able to accomplish on the premise of ensureing that power supply safety is reliable
Fully use solar energy, save the energy.
Accompanying drawing explanation
Fig. 1 is the internal control block diagram of a kind of intelligent power supply switching device that the embodiment of the present invention provides；
Fig. 2 is the circuit square frame of a kind of electric power system applying intelligent power supply switching device that the embodiment of the present invention provides
Figure；
Fig. 3 is the control mode instruction block diagram of a kind of intelligent power supply switching device that the embodiment of the present invention provides.
In figure: 1, switchover policy generation module；2, DC measurement module；3, AC measurment module；4, compound handover module；
5, touch control display module；6, thermometric control module；7, network communication module；8, photovoltaic panel；9, accumulator；10, inverter；11、
Civil power outfan；12, user load；13, diverter；14, telecommunication devices.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing 1-Fig. 3, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Generally herein described in accompanying drawing and the present invention that illustrates
The assembly of embodiment can be arranged with various different configurations and design.Therefore, below to the present invention provided in the accompanying drawings
The detailed description of embodiment be not intended to limit the scope of claimed invention, be merely representative of the selected enforcement of the present invention
Example rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creativeness
The every other embodiment obtained under work premise, broadly falls into the scope of protection of the invention.
As shown in Figure 1-Figure 3, Fig. 1 is the internal control block diagram of intelligent power supply switching device of the present invention, and Fig. 2 is the present invention
The circuit block-diagram of the electric power system of application intelligent power supply switching device, Fig. 3 is the control of the intelligent power supply switching device of the present invention
Mode processed instructs block diagram.
Wherein, illustrate to clearly state the overall applicability of electric power system, therefore figure omits inverter, accumulator respectively
With thermometric control module connection.Knowable, inverter, the accumulator circuit respectively and between thermometric control module is even
The relation of connecing is in prior art the technology contents known to the public.
As shown in Figure 1-Figure 3, Fig. 1 is the internal control block diagram of intelligent power supply switching device of the present invention, and Fig. 2 is the present invention
The circuit block-diagram of the electric power system of application intelligent power supply switching device, Fig. 3 is the control of the intelligent power supply switching device of the present invention
Mode processed instructs block diagram.
Wherein, illustrate to clearly state the overall applicability of electric power system, therefore figure omits inverter, accumulator 9 points
Not and the connection of thermometric control module 6.Knowable, inverter, the accumulator 9 line respectively and between thermometric control module 6
Road annexation is in prior art the technology contents known to the public.
Embodiment 1:
As it is shown in figure 1, Fig. 1 shows a kind of intelligent power supply switching device that the embodiment of the present invention provides, including
Switchover policy generation module 1, it is according to lot of essential factors such as current power power, load characteristic, battery capacities, produces
The strategy of raw switching, sends switching command, keeps carrying out data interaction with backstage；
DC measurement module 2, mainly measures supply voltage, the electric current of accumulator 9 system, and analysis is charging shape
State or discharge condition, calculate the charged capacity of current accumulator 9；
AC measurment module 3, the mainly voltage of load, electric current, power measure；
Compound handover module 4, its switching combined with power relay contact by power electronic devices, described being combined is cut
The low-loss of rapidity and power relay contact that die change block 4 makes full use of electronic component realizes complementation switching；
Switchover policy generation module 1 connects and controls DC measurement module 2, AC measurment module 3 and compound switching respectively
Module 4, described compound handover module 4 connects described AC measurment module 3.
As further preferably embodiment, switchover policy generation module 1 is also connected with touch control display module 5, to pass through
The operating control device of peripheral hardware realizes operation, display system state with display device.
As still more preferably embodiment, switchover policy generation module 1 is also associated with thermometric control module 6, its
For detecting the duty of the outer member in application system to send control instruction.
Wherein, thermometric control module 6 is passive defeated by one group of Pt100 temperature transducer being connected on terminal and one group of switching value
Access point forms, and i.e. receives temperature and switching signal.It realizes holding battery by the state measuring battery pack temperature and inverter
The accurate measurement of amount；Status signal (such as working or fault) according to inverter determines whether intelligent power supply switching device is held
Row carries out the action command of switching between off-network solar energy and civil power.One, opens contact for one and represents that work stablized by inverter
Make, at inverter mode, possess the essential condition to inverter side switching；Its two, fault of converter, be unconditionally switched to civil power side.
As further preferably embodiment, switchover policy generation module 1 is also associated with network communication module 7, its energy
Enough the information of described switchover policy generation module 1 is transmitted through the network to mobile device, it is achieved remotely control.
Wherein, during network communication module includes Wifi module, 3G module, 4G module, bluetooth module or Zigbee module
At least one.
Embodiment 2:
As in figure 2 it is shown, Fig. 2 has used the electric power system of present invention application intelligent power supply switching device, described electric power system
Including photovoltaic panel 8, accumulator 9, inverter 10, intelligent power supply switching device, civil power outfan 11 and user load 12, photovoltaic
Plate 8 is sequentially connected with described accumulator 9 and inverter, and the outfan of inverter 10 is all connected with intelligent power supply with civil power outfan 11 and cuts
Changing device, the outfan of intelligent power supply switching device connects user load 12.
Wherein the compound handover module 4 in intelligent power supply switching device includes two inputs, is respectively connected to the off-network sun
Energy inverter end and civil power outfan 11, combined and DC measurement mould with power relay contact by power electronic devices
Block 2 realizes switching accurate, carefree with AC measurment module 3 for jointly acting on of system charge measured value.
As further preferably embodiment, accumulator 9 is also connected with diverter 13, and described diverter 13 connects institute respectively
State photovoltaic panel 8 and inverter.
Wherein, diverter 13 is used to the element of the electric current in measurement system, and its main purpose has two: one, is used for surveying
Amount charging and discharging currents, can show the state of accumulator 9 more intuitively；Its two, staking-out work state and calculate dc power
With battery output energy (electricity), can intuitively add up the utilization rate of solar energy and actual amount of electricity saving successively.
It is highly preferred that intelligent power supply switching device connects well telecommunication devices 14, its be electric power system long-range after
Platform receiving terminal, mainly docks with remote network news module.
Embodiment 3:
As it is shown on figure 3, Fig. 3 is the control method of device for intelligently switching executive component of the present invention, including
Switching command generates, and switchover policy generation module 1 receives and gathers from AC measurment module 3, DC measurement module 2
Data, according to optimum condition and the restrictive condition of current state, decide whether to produce compound switching command；
Select priority, when described accumulator 9 capacity is more than higher limit, use energy storage preferential；
When accumulator 9 capacity has certain memory space, use solar energy preferential, be conducive to making full use of solar energy；
When above-mentioned condition is all unsatisfactory for, uses and artificially switch to be finally reached electric power system stable operation；
Being combined the sequential of switching, it is carried out by fixing sequential, and sequential determines each power electronic element, power relay
The ON time of device, finally realizes the switching accurate, carefree of off-network solar inverter end and civil power outfan 11.
Wherein, as following table is run the control switching to the execution that inverter output execution process shows the present invention by civil power
Mode:
| State action situation | Retention time | Explanation |
| Civil power steady-state operation | ||
| Close civil power compound switching electrical switch | T1 | More than 0.5 second |
| Cut off market and reply conjunction switching relay by cable | T2 | More than 1.5 seconds |
| Cut off market and reply conjunction switching electrical switch by cable | &T | Less than 30 milliseconds |
| Close inverter compound switching electrical switch | T3 | More than 0.5 second |
| Close inverter compound switching relay | T4 | More than 1.5 seconds |
| Disconnected inverter compound switching electrical switch | Complete compound switching |
Wherein, the inverted sequence process in table is off-network solar inverter and switches to the output execution process of civil power, number
According to showing, the switching time of the present invention is less than 30ms, and carefree switching is fully achieved, it is ensured that load properly functioning.
Last it is noted that above-described each embodiment is merely to illustrate technical scheme, rather than to it
Limit；Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that:
Technical scheme described in previous embodiment still can be modified by it, or enters wherein part or all of technical characteristic
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technical side
The scope of case.
Claims (9)
1. an intelligent power supply switching device, it is characterised in that: include
Switchover policy generation module, it is that generation is cut according to lot of essential factors such as current power power, load characteristic, battery capacities
The strategy changed, sends switching command, keeps carrying out data interaction with backstage；
DC measurement module, mainly measures supply voltage, the electric current of battery system, analysis be charged state or
Discharge condition, calculates the charged capacity of current accumulator；
AC measurment module, the mainly voltage of load, electric current, power measure；
Compound handover module, its switching combined with power relay contact by power electronic devices, described compound switching mould
The low-loss of rapidity and power relay contact that block makes full use of electronic component realizes complementation switching；
Described switchover policy generation module connects and controls described DC measurement module, AC measurment module and compound switching respectively
Module, described compound handover module connects described AC measurment module.
2. intelligent power supply switching device as claimed in claim 1, it is characterised in that: described switchover policy generation module is also connected with
Touch control display module, to realize operation, display system state by the operating control device of peripheral hardware with display device.
3. intelligent power supply switching device as claimed in claim 1, it is characterised in that: described switchover policy generation module is also connected with
Having thermometric control module, it is for detecting the duty of the outer member in application system to send control instruction.
4. intelligent power supply switching device as claimed in claim 2, it is characterised in that: described switchover policy generation module is also connected with
Having network communication module, the information of described switchover policy generation module can be transmitted through the network to mobile device by it, it is achieved
Remotely control.
5. intelligent power supply switching device as claimed in claim 4, it is characterised in that: described network communication module includes Wifi mould
At least one in block, 3G module, 4G module, bluetooth module or Zigbee module.
6. the electric power system of the intelligent power supply switching device that a kind is applied described in claim 1, it is characterised in that: described power supply system
System includes photovoltaic panel, accumulator, inverter, intelligent power supply switching device, civil power outfan and user load, described photovoltaic panel
Being sequentially connected with described accumulator and inverter, the outfan of described inverter and civil power outfan are all connected with described intelligent power supply and cut
Changing device, the outfan of described intelligent power supply switching device connects described user load.
7. electric power system as claimed in claim 6, it is characterised in that: described accumulator is also connected with diverter, described diverter
Connect described photovoltaic panel and inverter respectively.
8. electric power system as claimed in claim 6, it is characterised in that: described intelligent power supply switching device connects well to have and remotely leads to
News device.
9. the intelligent power supply switching device control method in electric power system is applied, it is characterised in that: include
Switching command generates, and described switchover policy generation module receives and gathers from AC measurment module, DC measurement module
Data, according to optimum condition and the restrictive condition of current state, decide whether to produce compound switching command；
Select priority, when described accumulator capacity is more than higher limit, use energy storage preferential；
When accumulator capacity has certain memory space, use solar energy preferential, be conducive to making full use of solar energy；
When above-mentioned condition is all unsatisfactory for, uses and artificially switch to be finally reached electric power system stable operation；
The sequential of compound switching, it carries out by fixing sequential, and sequential determines each power electronic element, power relay
ON time, finally realizes the switching accurate, carefree of off-network solar inverter end and civil power outfan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610695476.0A CN106100102B (en) | 2016-08-19 | 2016-08-19 | Intelligent power supply switching device, power supply system applying same and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610695476.0A CN106100102B (en) | 2016-08-19 | 2016-08-19 | Intelligent power supply switching device, power supply system applying same and control method |
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| CN106100102A true CN106100102A (en) | 2016-11-09 |
| CN106100102B CN106100102B (en) | 2020-02-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086620A (en) * | 2017-04-28 | 2017-08-22 | 华电电力科学研究院 | A kind of distributed energy control system |
| CN107145108A (en) * | 2017-06-05 | 2017-09-08 | 合肥展游软件开发有限公司 | A kind of energy-conserving and environment-protective music fountain managing and control system |
| CN109638953A (en) * | 2018-12-17 | 2019-04-16 | 珠海格力电器股份有限公司 | Method for controlling power supply, device, storage medium and power supply unit |
| CN113394866A (en) * | 2020-03-13 | 2021-09-14 | 北京群菱能源科技有限公司 | Multifunctional mobile energy storage power supply system |
-
2016
- 2016-08-19 CN CN201610695476.0A patent/CN106100102B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086620A (en) * | 2017-04-28 | 2017-08-22 | 华电电力科学研究院 | A kind of distributed energy control system |
| CN107145108A (en) * | 2017-06-05 | 2017-09-08 | 合肥展游软件开发有限公司 | A kind of energy-conserving and environment-protective music fountain managing and control system |
| CN109638953A (en) * | 2018-12-17 | 2019-04-16 | 珠海格力电器股份有限公司 | Method for controlling power supply, device, storage medium and power supply unit |
| CN113394866A (en) * | 2020-03-13 | 2021-09-14 | 北京群菱能源科技有限公司 | Multifunctional mobile energy storage power supply system |
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| Publication number | Publication date |
|---|---|
| CN106100102B (en) | 2020-02-07 |
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