CN107947355A - Grid type light stores up and the microgrid control system of generating set - Google Patents
Grid type light stores up and the microgrid control system of generating set Download PDFInfo
- Publication number
- CN107947355A CN107947355A CN201711482737.1A CN201711482737A CN107947355A CN 107947355 A CN107947355 A CN 107947355A CN 201711482737 A CN201711482737 A CN 201711482737A CN 107947355 A CN107947355 A CN 107947355A
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- load
- photovoltaic
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- generating set
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Classifications
-
- 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
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/08—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems requiring starting of a prime-mover
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
- H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/24—Arrangements for preventing or reducing oscillations of power in networks
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/40—Synchronising a generator for connection to a network or to another generator
- H02J3/42—Synchronising a generator for connection to a network or to another generator with automatic parallel connection when synchronisation is achieved
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/388—Islanding, i.e. disconnection of local power supply from the network
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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
-
- 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
- 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
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
-
- 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
- Y04S20/248—UPS systems or standby or emergency generators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention relates to a kind of storage of grid type light and the microgrid control system of generating set, belong to electricity generation system technical field.The present invention includes power distribution network and micro-capacitance sensor, it is connected between the power distribution network and micro-capacitance sensor and is switched fast switch, photovoltaic generation group is connected by photovoltaic DC-to-AC converter with ac bus, storage battery is connected by energy storage controller with ac bus, AC load is directly connected with ac bus, DC load is connected by AC/DC converters with ac bus, data collector is respectively connected with each branch, further include host computer, the host computer is connected by communication counter with ac bus, communication counter and each data collector and it is switched fast switch and connects, the voltage that host computer gathers the point of common coupling between microgrid and power distribution network by data collector realizes that grid-connected/off-network switches, by gathering photovoltaic power generation capacity, load realtime power and energy storage device capacity, so as to fulfill corresponding control model under off-network.
Description
Technical field
The present invention relates to a kind of storage of grid type light and the microgrid control system of generating set, belongs to electricity generation system technology neck
Domain.
Background technology
The high speed development of Chinese national economy, has benefited from energy industry to a certain extent, China be production of energy state and
Country of consumption, energy supply sustainable growth, important guarantee is provided for economic development.Clean energy resource is greatly developed opposite to reduce
The ratio of fossil energy and the degree of dependence to the import energy in China's energy demand, while be conducive to optimize matching somebody with somebody for national energy
Structure is put, the economic benefit of comprehensive utilization of energy is improved and reduces problem of environmental pollution, reduce the financial cost of pollution administration.
From the point of view of regenerative resource currently on the market and clean energy resource, the single energy cannot fully meet all need to for market
Ask, such as：Photovoltaic generation power fluctuating change is larger, and rely on weather, can not 24 it is small when persistently generate electricity, conventional power generation usage unit phase
It is higher to alternating current and photovoltaic generation operating cost, and pollute environment.The cost of investment of energy-storage system is excessive, and itself can not send out
These distributed power generations are accessed bulk power grid, impact can be brought to bulk power grid, influences bulk power grid quality by electricity.
The content of the invention
It is an object of the invention to overcome drawbacks described above existing in the prior art, it is proposed that one kind realize distributed power generation with
Alternating current seamless switching, it is ensured that user's uninterrupted power supply, and ensure the frequency of system and the storage of grid type light and power generation of voltage stabilization
The microgrid control system of unit.
The present invention is realized using following technical solution：
A kind of grid type light storage and the microgrid control system of generating set, including power distribution network and micro-capacitance sensor, the power distribution network
It is connected between micro-capacitance sensor and is switched fast switch, the micro-capacitance sensor includes generator, photovoltaic generation group, storage battery, direct current and bears
Carry and AC load, photovoltaic generation group are connected by photovoltaic DC-to-AC converter with ac bus, storage battery is by energy storage controller with handing over
Busbar connection is flowed, AC load is directly connected with ac bus, and DC load is connected by AC/DC converters with ac bus,
Data collector is respectively connected with each branch, further includes host computer, the host computer is connected by communication counter with ac bus,
The communication counter and each data collector and switch connection is switched fast, host computer is by data collector collection microgrid with matching somebody with somebody
The voltage of point of common coupling between power grid realizes grid-connected/off-network switching, by gathering photovoltaic power generation capacity, load realtime power
With energy storage device capacity, so as to fulfill corresponding control model under off-network.
Further, the energy storage controller uses three-phase half-bridge voltage source type PWM rectifier, and direct current lateral load is lithium
Battery energy storage unit, exchange side use LCL filter.
Further, environment detector is further included, environment detector is connected with communication counter, real-time report light radiation amount,
Host computer contrasts real-time lighting amount of radiation and photovoltaic system actual power generation, sees whether photovoltaic efficiency is normal at one
In the range of, judge whether photovoltaic module is excessively dirty or damages, so as to maintenance personal's timely processing.
Further, the photovoltaic module uses crystal silicon photovoltaic battery or film photovoltaic cell.
Further, the switch that is switched fast uses solid-state switch.
The beneficial effects of the invention are as follows：
(1) seamless switching is realized, it is ensured that user's uninterrupted power supply, when alternating current plan or unplanned outage, system will be vertical
I.e. cut-out is contacted with alternating current, switchs to isolated network pattern by grid-connect mode, independent operating is user's continued power, and seamless switching is adopted
With high-power solid-state switch, ensure that the power of important load and distributed generation resource being capable of quick flat in a short period of time after off-network
Weighing apparatus.Energy storage undertakes system frequency and the stabilization of voltage as voltage source after micro-capacitance sensor off-network.
(2) generating set is added as common power supply, is greatly reduced the installed capacity of storage battery, is reduced the initial stage of project
Cost of investment.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the energy storage controller circuitry schematic diagram of the present invention.
Fig. 3 is the control principle drawing of the energy storage controller of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the microgrid control system of a kind of grid type light storage and generating set, including power distribution network and micro-capacitance sensor,
It is connected between the power distribution network and micro-capacitance sensor and is switched fast switch, the micro-capacitance sensor includes generator, photovoltaic generation group, electric power storage
Pond, DC load and AC load, photovoltaic generation group are connected by photovoltaic DC-to-AC converter with ac bus, and storage battery passes through energy storage control
Device processed is connected with ac bus, and AC load is directly connected with ac bus, and DC load is by AC/DC converters with exchanging mother
Line connects, and is respectively connected with data collector on each branch, further includes host computer, the host computer is by communication counter with exchanging mother
Line connects, and the communication counter is connected with each data collector, can also use and be wirelessly transferred, the communication counter is adopted with each data
Storage passes through the point of common coupling between data collector collection microgrid and power distribution network with switch connection, host computer is switched fast
Voltage realizes grid-connected/off-network switching, by gathering photovoltaic power generation capacity, load realtime power and energy storage device capacity, so that real
Corresponding control model under existing off-network.Environment detector is further included, shines amount of radiation, environment detector and communication counter for detection light
Connection, real-time report light radiation amount, host computer contrast real-time lighting amount of radiation and photovoltaic system actual power generation, see light
Generating efficiency is lied prostrate whether in a normal scope, judges whether photovoltaic module is excessively dirty or damages, so that maintenance personal is timely
Processing.
As shown in Fig. 2, the energy storage controller uses three-phase half-bridge voltage source type PWM rectifier, direct current lateral load is
Lithium battery energy storage battery unit, exchange side use LCL filter, and the photovoltaic module is using crystal silicon photovoltaic battery or film photovoltaic electricity
Pond, the switch that is switched fast use solid-state switch.
The present invention operation principle be：
As shown in figure 3, when power distribution network malfunctioning systems are in grid-connected, energy storage controller uses three close-loop control, including simultaneously
Net inductive current ring, filter capacitor Voltage loop and filter inductance electric current loop, grid-connected inductive current ring realize energy-storage units output work
The adjusting of rate, filter capacitor Voltage loop and filter inductance electric current loop realize accurate, the dynamic control of three-phase voltage current, power distribution network
When breaking down, host computer detects the Voltage Drop of the point of common coupling between microgrid and power distribution network by data collector,
When dropping into certain threshold value, host computer sends instruction, and cut-out is switched fast switch, and system switchs to isolated network pattern by grid-connect mode,
Energy storage controller switches to voltage control from current control, and busbar voltage is adjusted, i.e., is changed into two ring controls from three close-loop control
Make, the pwm signal of energy storage controller, the electricity of output are produced after filtered capacitance voltage ring, filter inductance electric current loop double -loop control
Pressure amplitude value and phase and the amplitude and phase of voltage at off-grid eve point of common coupling are consistent, at this time from photovoltaic to load
Power supply, generating set assist power supply, and whole handoff procedure can be completed in 10ms.
After being switched to off-network state, communication counter by data collector gather photovoltaic power generation capacity, load realtime power and
Energy storage device capacity is simultaneously uploaded to host computer, and host computer judges each energy value, if photovoltaic power generation capacity, load are in real time
Power swing, and beyond the compensation ability of energy-storage system, causes falling for system frequency and voltage, exceedes definite value when falling
When system enter " low-frequency low-voltage load shedding " pattern, excision is inessential or secondary important load, to ensure that system occurs without collapse of frequency
And collapse of voltage；If photovoltaic power generation capacity, load realtime power fluctuation cause system frequency beyond the compensation ability of energy-storage system
With the rising of voltage, when being increased beyond definite value, system enters " crush-cutting machine is crossed in overfrequency " pattern, and restricted part photovoltaic is sent out at this time
Electricity, to ensure that system frequency and voltage return to normal range (NR)；When photovoltaic power generation capacity is more than current loads, system enters
The power supply of " the larger control of distributed power generation " pattern, at this time recovered part cutting load；When photovoltaic power generation capacity is much larger than load
When, all loads do not power off at this time, and energy storage is also filled with, and system enters " the excessive control of distributed power generation " pattern, at this time photovoltaic
Power generation is exited, and is powered by energy storage device, energy storage for power supply to a certain extent after, then recover photovoltaic generation input.
After distribution network failure recovers, in order to avoid it is grid-connected when produce larger dash current, before grid-connected switch closure, it is necessary to
Adjust the amplitude and phase of energy storage device output voltage, its is tracked network voltage, amplitude tracking, can by gradually increasing or
The amplitude for reducing output voltage realizes that Phase Tracking can be realized by phaselocked loop.Upper computer detection is to the public coupling of microgrid
When the amplitude and phase of voltage at chalaza are with the amplitude and consistent phase of network voltage, control system, which sends instruction, makes grid-connected open
Close and close.
Certainly, the above is only presently preferred embodiments of the present invention, it is impossible to is construed as limiting the implementation to the present invention
Example scope.The present invention is also not limited to the example above, essential scope of the those skilled in the art in the present invention
Interior made all the changes and improvements etc., should all belong in the patent covering scope of the present invention.
Claims (5)
1. a kind of grid type light storage and the microgrid control system of generating set, it is characterised in that：Including power distribution network and micro-capacitance sensor, institute
State to be connected between power distribution network and micro-capacitance sensor and be switched fast switch, the micro-capacitance sensor includes generator, photovoltaic generation group, electric power storage
Pond, DC load and AC load, photovoltaic generation group are connected by photovoltaic DC-to-AC converter with ac bus, and storage battery passes through energy storage control
Device processed is connected with ac bus, and AC load is directly connected with ac bus, and DC load is by AC/DC converters with exchanging mother
Line connects, and is respectively connected with data collector on each branch, further includes host computer, the host computer is by communication counter with exchanging mother
Line connects, and the communication counter and each data collector and is switched fast switch and connects, and host computer is gathered by data collector
The voltage of point of common coupling between microgrid and power distribution network realizes grid-connected/off-network switching, by gathering photovoltaic power generation capacity, load
Realtime power and energy storage device capacity, so as to fulfill corresponding control model under off-network.
2. grid type light storage according to claim 1 and the microgrid control system of generating set, it is characterised in that：Described
Energy storage controller uses three-phase half-bridge voltage source type PWM rectifier, and direct current lateral load is lithium battery energy storage battery unit, and exchange side uses
LCL filter.
3. grid type light storage according to claim 1 and the microgrid control system of generating set, it is characterised in that：Further include
Environment detector, environment detector are connected with communication counter, real-time report light radiation amount.
4. grid type light storage according to claim 1 and the microgrid control system of generating set, it is characterised in that：The light
Volt component uses crystal silicon photovoltaic battery or film photovoltaic cell.
5. grid type light storage according to claim 1 and the microgrid control system of generating set, it is characterised in that：Described
It is switched fast switch and uses solid-state switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482737.1A CN107947355A (en) | 2017-12-29 | 2017-12-29 | Grid type light stores up and the microgrid control system of generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482737.1A CN107947355A (en) | 2017-12-29 | 2017-12-29 | Grid type light stores up and the microgrid control system of generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107947355A true CN107947355A (en) | 2018-04-20 |
Family
ID=61938104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711482737.1A Withdrawn CN107947355A (en) | 2017-12-29 | 2017-12-29 | Grid type light stores up and the microgrid control system of generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN107947355A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880317A (en) * | 2018-09-12 | 2018-11-23 | 珠海泰通电气技术有限公司 | A kind of three close-loop control device and method of inverter |
| CN110011304A (en) * | 2019-04-15 | 2019-07-12 | 国网山西省电力公司大同供电公司 | A kind of self-optimizing route system in switching group network planning stroke |
| CN110661299A (en) * | 2019-11-07 | 2020-01-07 | 科华恒盛股份有限公司 | Power control method of photovoltaic system and photovoltaic system applying same |
| CN113472009A (en) * | 2021-07-01 | 2021-10-01 | 北京机械设备研究所 | Multi-working-condition parallel light storage integrated machine system and configuration method thereof |
| CN113777429A (en) * | 2021-08-26 | 2021-12-10 | 上海核工程研究设计院有限公司 | Filter capacitor failure early warning method and control device |
-
2017
- 2017-12-29 CN CN201711482737.1A patent/CN107947355A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880317A (en) * | 2018-09-12 | 2018-11-23 | 珠海泰通电气技术有限公司 | A kind of three close-loop control device and method of inverter |
| CN108880317B (en) * | 2018-09-12 | 2024-01-09 | 珠海泰通电气技术有限公司 | Three-ring control device and method for converter |
| CN110011304A (en) * | 2019-04-15 | 2019-07-12 | 国网山西省电力公司大同供电公司 | A kind of self-optimizing route system in switching group network planning stroke |
| CN110011304B (en) * | 2019-04-15 | 2023-01-03 | 国网山西省电力公司大同供电公司 | Self-optimization routing system for switch networking planning |
| CN110661299A (en) * | 2019-11-07 | 2020-01-07 | 科华恒盛股份有限公司 | Power control method of photovoltaic system and photovoltaic system applying same |
| CN113472009A (en) * | 2021-07-01 | 2021-10-01 | 北京机械设备研究所 | Multi-working-condition parallel light storage integrated machine system and configuration method thereof |
| CN113777429A (en) * | 2021-08-26 | 2021-12-10 | 上海核工程研究设计院有限公司 | Filter capacitor failure early warning method and control device |
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Application publication date: 20180420 |