CN109217348B - Control method of black start device of wind-light power supply micro-grid - Google Patents
Control method of black start device of wind-light power supply micro-grid Download PDFInfo
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- CN109217348B CN109217348B CN201710505235.XA CN201710505235A CN109217348B CN 109217348 B CN109217348 B CN 109217348B CN 201710505235 A CN201710505235 A CN 201710505235A CN 109217348 B CN109217348 B CN 109217348B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 21
- 238000010248 power generation Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims description 12
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- 230000001105 regulatory effect Effects 0.000 claims description 2
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Classifications
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- H02J3/383—
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- H02J3/386—
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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
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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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
- 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
- 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
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Inverter Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention belongs to the technical field of new energy power generation and supply, and particularly relates to a black start device and a control method of a wind-light power supply micro-grid. The black start device of the micro-grid normally operates through the power path of the start operation of the black start device and the voltage source energy storage inverter by gating photovoltaic power and wind energy power, the black start power supply path is gated by the direct current regulation protection circuit controlled by the black start power supply control circuit, the terminal voltage of the storage battery string is improved by the photovoltaic power and wind power, and the control command is generated according to the electric parameters collected by the electric parameter real-time monitoring circuit, so that the voltage source energy storage inverter has the start operation voltage and corresponding power, and the black start of the micro-grid can be quickly, conveniently and automatically completed by utilizing the natural conditions of solar power generation and wind energy power under the condition that the micro-grid does not have the necessary power for start operation, and the technical problem of black start of the micro-grid is effectively and well solved.
Description
Technical Field
The invention belongs to the technical field of new energy power generation and supply, and particularly relates to a control method of a black start device of a wind-light power supply micro-grid.
Background
One of the key technologies of the new energy micro-grid system mainly for wind-solar power generation is black start, namely: when wind and light new energy cannot generate electricity and supply power due to weather and the like, the energy storage system discharges and supplies power, the energy storage battery discharges the electric energy for a long period of no power generation, the micro-grid is not available, and even if the wind power or the photoelectricity has the power generation capability, the micro-grid in the non-power state needs to be started to run in a black mode if the operation is started; when the weather is changed to be capable of generating power, the energy storage inverter is required to generate power to serve as a voltage source to support the voltage and the frequency of the micro-grid, so that the wind-solar power generation system has the condition of grid-connected power generation, and at the moment, the voltage of the storage battery string is lower than the voltage required by the start-up operation of the energy storage inverter at the earlier stage because the electric energy of the energy storage system is discharged, the micro-grid cannot be started to operate, and the micro-grid is in a state of shutdown paralysis. In order to solve the problem that a standby diesel power generation system and similar power generation systems are usually required to be used as voltage sources for supporting the voltage and the frequency of the micro-grid in black start, corresponding investment is required, seamless switching of two voltage sources is required after an energy storage system is charged, the key technology and the difficult problem of the other micro-grid are also required, and therefore the black start is particularly important to be completed by utilizing wind-solar power.
In the prior art, corresponding photovoltaic or wind power charging equipment is added, when black start is needed, a direct current power line connected with a photovoltaic or wind power inverter is disconnected with the inverter, a direct current input end of the photovoltaic or wind power charging equipment is connected, a storage battery string connected with an energy storage inverter is disconnected, and a direct current output end of the photovoltaic or wind power charging equipment is connected, so that the photovoltaic or wind power is charged into a corresponding storage battery string capable of meeting the start of a micro-grid and supporting the electric power of the micro-grid, the charging is stopped when the charging meets the black start electric quantity requirement, the photovoltaic or wind power direct current power line is connected back to the photovoltaic or wind power inverter again, the storage battery string is connected back to the energy storage inverter in series, and then the corresponding energy storage inverter equipment is started to enable the micro-grid to operate; this process is cumbersome and requires more time, which makes it more difficult for the technician to watch the island microgrid in a remote area that requires no or little watch.
Disclosure of Invention
In order to solve the technical problem of automatic, rapid and real black start of a micro-grid, the invention provides a control method of a black start device of a wind-light power supply micro-grid, which mainly comprises the following steps: wind-solar direct-current power input end, energy storage direct-current power input end, direct-current regulation protection circuit, electric parameter real-time monitoring circuit, power supply regulation power supply module, black start power supply control circuit, direct-current output and protection circuit, host computer communication circuit, system bus, wind-solar power signal sensor, energy storage power signal sensor, regulation output power signal sensor, voltage source energy storage inverter, signal acquisition line, photovoltaic and wind power inverter, inverter operation power supply module, wherein:
the wind-solar direct-current power input end and the energy storage direct-current power input end are respectively connected with a direct-current regulation protection circuit, and are sequentially connected with a direct-current output and protection circuit and a voltage source energy storage inverter through the direct-current regulation protection circuit to form a black start power supply power path;
the energy storage direct current power input end is connected with the direct current regulation protection circuit, and is connected with the direct current output and protection circuit and the voltage source energy storage inverter through the direct current regulation protection circuit to form a charging and discharging power path of the storage battery voltage source energy storage inverter;
the wind-solar direct-current power input end is connected with the photovoltaic inverter and the wind-power inverter through the direct-current regulation protection circuit to form a photovoltaic and wind-power generation power supply power path;
the wind-solar direct-current power input end is connected with the power supply regulation and power supply module through the direct-current regulation and protection circuit, and the power supply regulation and power supply module is connected with the black start power supply control circuit to form a power supply power path of the photovoltaic and wind power black start device;
the wind-solar direct-current power input end is connected with a direct-current regulation protection circuit, and is sequentially connected with a direct-current output and protection circuit, an inverter operation power supply module and a voltage source energy storage inverter through the direct-current regulation protection circuit to form a power supply power path for starting operation of the voltage source energy storage inverter by photovoltaic power and wind power;
the black start power supply control circuit is respectively connected with the direct current regulation protection circuit, the electric parameter real-time monitoring circuit, the voltage source energy storage inverter and the inverter operation power supply module through a system bus to form a black start power supply gating monitoring and control link;
the black start power supply control circuit is connected with the upper computer communication circuit to form a communication link for information interaction with the upper computer;
the electric parameter real-time monitoring circuit is respectively connected with the wind-light power signal sensor, the energy storage power signal sensor and the regulating output power signal sensor through the signal acquisition line to form an electric parameter real-time monitoring signal acquisition link.
The control method of the black start device of the wind-light power supply micro-grid is characterized by comprising the following steps of:
the black start power supply control circuit controls the inverter operation power supply module to conduct photovoltaic power or wind power to be a power supply power path for starting operation of the voltage source energy storage inverter; the black-start power supply control circuit controls the direct current regulation protection circuit to gate a black-start power supply power path, judges and generates a control instruction according to the electric parameters collected by the electric parameter real-time monitoring circuit, and controls the voltage source energy storage inverter to start to operate through a system bus; when the black start power supply control circuit monitors that the upper computer communication circuit has signals, the black start power supply control circuit interacts information with the upper computer and receives the control of the upper computer.
According to the control method of the black start device of the wind-light power supply micro-grid, the black start device of the micro-grid is enabled to normally operate through the gating photovoltaic and wind power as the black start device and the voltage source energy storage inverter through the power path of starting operation, the black start power supply control circuit is used for controlling the direct current regulation protection circuit to gate the black start power supply power path, the photovoltaic power and the wind power are used for improving the terminal voltage of the storage battery string, and the control command is judged and generated according to the electric parameters collected by the electric parameter real-time monitoring circuit, so that the voltage source energy storage inverter has the starting operation voltage and the corresponding power, and the black start of the micro-grid can be quickly, conveniently and automatically completed by utilizing the natural conditions of solar lighting and wind power generation under the condition that the micro-grid does not have the necessary power for starting operation, and the technical problem of black start of the micro-grid is effectively and well solved.
Drawings
Fig. 1 is a schematic block diagram of a black-start device of a wind-solar powered micro grid.
Detailed Description
As an implementation example, a control method of a black start device of a wind-light power supply micro grid is described with reference to fig. 1, but the technology and solution of the present invention are not limited to what is presented in this implementation example.
As shown in fig. 1, the invention provides a control method of a black start device of a wind-light power supply micro-grid, which mainly comprises the following steps: wind-solar direct current power input end (1), energy storage direct current power input end (2), direct current regulation protection circuit (3), electric parameter real-time monitoring circuit (4), power regulation power supply module (5), black start power supply control circuit (6), direct current output and protection circuit (7), host computer communication circuit (8), system bus (9), wind-solar power signal sensor (10), energy storage power signal sensor (11), regulation output power signal sensor (12), voltage source energy storage inverter (13), signal acquisition line (14), photovoltaic and wind-powered electricity generation dc-to-ac converter (15), energy storage dc-to-ac converter operation power supply module (16), wherein:
the wind-solar direct-current power input end (1) and the energy-storage direct-current power input end (2) are respectively connected with the direct-current regulation protection circuit (3), and the direct-current output and protection circuit (7) and the voltage source energy-storage inverter (13) are sequentially connected through the direct-current regulation protection circuit (3) to form a photovoltaic power and wind power black-start power supply power path;
the energy storage direct current power input end (2) is connected with the direct current regulation protection circuit (3), and the direct current output and protection circuit (7) and the voltage source energy storage inverter (13) are connected through the direct current regulation protection circuit (3) to form a charging and discharging power path of the storage battery voltage source energy storage inverter;
the wind-solar direct-current power input end (1) is connected with a photovoltaic and wind-power inverter (15) through a direct-current regulation protection circuit (3) to form a photovoltaic power generation and wind-power generation power supply power path;
the wind-solar direct-current power input end (1) is connected with the power supply adjusting and supplying module (5) through the direct-current adjusting and protecting circuit (3), and the power supply adjusting and supplying module (5) is connected with the black-start power supply control circuit (6) to form a power supply path of the photovoltaic and wind power black-start device;
the wind-solar direct-current power input end (1) is connected with the direct-current regulation protection circuit (3), and the direct-current output and protection circuit (7), the energy storage inverter operation power supply module (16) and the voltage source energy storage inverter (13) are sequentially connected through the direct-current regulation protection circuit (3) to form a power supply power path for photovoltaic power and wind power to start operation of the voltage source energy storage inverter (13);
the black start power supply control circuit (6) is respectively connected with the direct current regulation protection circuit (3), the electric parameter real-time monitoring circuit (4), the voltage source energy storage inverter (13) and the energy storage inverter operation power supply module (16) through the system bus (9) to form a black start power supply gating monitoring and control link;
the black start power supply control circuit (6) is connected with the upper computer communication circuit (8) to form a communication link for information interaction with the upper computer;
the electric parameter real-time monitoring circuit (4) is respectively connected with the wind-light power signal sensor (10), the energy storage power signal sensor (11) and the regulation output power signal sensor (12) through the signal acquisition line (14) to form an electric parameter real-time monitoring signal acquisition link.
The control method of the black start device of the wind-light power supply micro-grid is characterized by comprising the following steps of:
the black start power supply control circuit (6) controls the energy storage inverter to operate the power supply module (16) to conduct photovoltaic power or wind power to serve as a power supply power path for starting operation of the voltage source energy storage inverter (13) through the power supply regulation power supply module (5) for powering on and starting the black start device; the black start power supply control circuit (6) controls the direct current regulation protection circuit (3) to gate a black start power supply power path, judges and generates a control instruction according to the electric parameters collected by the electric parameter real-time monitoring circuit (4), and controls the voltage source energy storage inverter (13) to start operation through the system bus (9); when the black start power supply control circuit (6) monitors that the upper computer communication circuit (8) has signals, the black start power supply control circuit interacts information with the upper computer and receives the control of the upper computer.
According to the control method of the black start device of the wind-light power supply micro-grid, the black start device of the micro-grid is enabled to normally operate through the power path of starting operation by using the gating photovoltaic and wind power as the black start device and the voltage source energy storage inverter (13), the black start power supply control circuit (6) is used for controlling the direct current regulation protection circuit (3) to gate the black start power supply power path, the photovoltaic power and the wind power are used for improving the terminal voltage of the storage battery string, and the control command is judged and generated according to the electric parameters collected by the electric parameter real-time monitoring circuit (4), so that the voltage source energy storage inverter (13) is enabled to have the starting operation voltage and the corresponding electric power, and the black start of the micro-grid can be quickly, conveniently and automatically completed by using the natural conditions of solar light emission and wind energy power generation under the condition that the micro-grid does not have the necessary electric power for starting operation, and the technical problem of black start of the micro-grid is effectively and well solved.
Claims (1)
1. A control method of a black start device of a wind-light power supply micro-grid comprises the following steps: wind-solar direct current power input end (1), energy storage direct current power input end (2), direct current regulation protection circuit (3), electric parameter real-time monitoring circuit (4), power regulation power supply module (5), black start power supply control circuit (6), direct current output and protection circuit (7), host computer communication circuit (8), system bus (9), wind-solar power signal sensor (10), energy storage power signal sensor (11), regulation output power signal sensor (12), voltage source energy storage inverter (13), signal acquisition line (14), photovoltaic inverter (15), dc-ac converter operation power supply module (16), wherein:
the wind-solar direct-current power input end (1) and the energy-storage direct-current power input end (2) are respectively connected with the direct-current regulation protection circuit (3), and the direct-current output and protection circuit (7) and the voltage source energy-storage inverter (13) are sequentially connected through the direct-current regulation protection circuit (3) to form a photovoltaic power and wind power black-start power supply power path;
the energy storage direct current power input end (2) is connected with the direct current regulation protection circuit (3), and the direct current output and protection circuit (7) and the voltage source energy storage inverter (13) are connected through the direct current regulation protection circuit (3) to form a charging and discharging power path of the storage battery voltage source energy storage inverter;
the wind-solar direct-current power input end (1) is connected into the photovoltaic inverter (15) through the direct-current regulation protection circuit (3) to form a photovoltaic power generation and wind power generation power supply power path;
the wind-solar direct-current power input end (1) is connected with the power supply adjusting and supplying module (5) through the direct-current adjusting and protecting circuit (3), and the power supply adjusting and supplying module (5) is connected with the black-start power supply control circuit (6) to form a power supply path of the photovoltaic and wind power black-start device;
the wind-solar direct-current power input end (1) is connected with the direct-current regulation protection circuit (3), and the direct-current output and protection circuit (7), the inverter operation power supply module (16) and the voltage source energy storage inverter (13) are sequentially connected through the direct-current regulation protection circuit (3) to form a power supply power path for photovoltaic power and wind power to start operation of the voltage source energy storage inverter (13);
the black start power supply control circuit (6) is respectively connected with the direct current regulation protection circuit (3), the electric parameter real-time monitoring circuit (4), the voltage source energy storage inverter (13) and the inverter operation power supply module (16) through the system bus (9) to form a black start power supply gating monitoring and control link;
the black start power supply control circuit (6) is connected with the upper computer communication circuit (8) to form a communication link for information interaction with the upper computer;
the electric parameter real-time monitoring circuit (4) is respectively connected with the wind-light power signal sensor (10), the energy storage power signal sensor (11) and the regulating output power signal sensor (12) through the signal acquisition line (14) to form an electric parameter real-time monitoring signal acquisition link;
the control method of the black start device of the wind-light power supply micro-grid is characterized by comprising the following steps:
the black start power supply control circuit (6) controls the inverter operation power supply module (16) to conduct photovoltaic power or wind power to be a power supply power path for starting operation of the voltage source energy storage inverter (13) through the power supply regulation power supply module (5) for powering on and starting the black start device; the black start power supply control circuit (6) controls the direct current regulation protection circuit (3) to gate a black start power supply power path, judges and generates a control instruction according to the electric parameters collected by the electric parameter real-time monitoring circuit (4), and controls the voltage source energy storage inverter (13) to start operation through the system bus (9); when the black start power supply control circuit (6) monitors that the upper computer communication circuit (8) has signals, the black start power supply control circuit interacts information with the upper computer and receives the control of the upper computer.
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001247A (en) * | 2012-11-13 | 2013-03-27 | 中国电力科学研究院 | Off-network-type microgrid black-start method |
| CN203026959U (en) * | 2013-01-22 | 2013-06-26 | 周锡卫 | Multifunctional energy storage inversion system |
| CN203445681U (en) * | 2013-09-22 | 2014-02-19 | 周锡卫 | Intelligent electric energy allocation and current-conversion apparatus |
| CN203491708U (en) * | 2013-09-22 | 2014-03-19 | 周锡卫 | AC-DC intelligent allocating energy-storage current commutation apparatus |
| CN103792924A (en) * | 2014-02-14 | 2014-05-14 | 暨南大学 | Black-start method for expansion of electric power system with micro-grids |
| CN103986186A (en) * | 2014-05-13 | 2014-08-13 | 清华大学 | Wind, solar and water complementary-type micro grid black start control method |
| CN104218568A (en) * | 2014-08-14 | 2014-12-17 | 国家电网公司 | Power grid black-start method with participation of regional small hydropower stations and new energy hybrid micro-grids |
| CN104466996A (en) * | 2013-09-22 | 2015-03-25 | 周锡卫 | AC/DC intelligent allocation energy storage commutation device |
| CN104467146A (en) * | 2013-09-22 | 2015-03-25 | 周锡卫 | Electric energy intelligent allocation commutation device |
| CN104753087A (en) * | 2015-03-04 | 2015-07-01 | 联合光伏（深圳）有限公司 | Black-starting method for multi-energy storage wind and solar energy storage micro-power grid |
| CN104882906A (en) * | 2015-05-04 | 2015-09-02 | 华电电力科学研究院 | Distributed micro-grid black-start control system and method based on photovoltaic and energy storage |
| CN105262131A (en) * | 2015-10-22 | 2016-01-20 | 华南理工大学 | Black-start system and black-start method applicable to light storage micro grid |
| CN106026176A (en) * | 2016-07-08 | 2016-10-12 | 常州天合光能有限公司 | Micro-grid black start system based on distributed energy and black start method thereof |
| CN106356892A (en) * | 2016-10-14 | 2017-01-25 | 易事特集团股份有限公司 | Microgrid black-start method |
| SE1750063A1 (en) * | 2017-01-26 | 2017-01-26 | Abb Schweiz Ag | Black start of nested microgrids |
| CN106787207A (en) * | 2017-01-17 | 2017-05-31 | 深圳供电局有限公司 | A kind of micro-capacitance sensor integrated apparatus and control method |
| CN106849096A (en) * | 2017-03-15 | 2017-06-13 | 云南电网有限责任公司电力科学研究院 | A kind of user side smart micro-grid system |
| CN207320847U (en) * | 2017-06-29 | 2018-05-04 | 周锡卫 | A kind of black starting-up device of scene power supply micro-capacitance sensor |
-
2017
- 2017-06-29 CN CN201710505235.XA patent/CN109217348B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001247A (en) * | 2012-11-13 | 2013-03-27 | 中国电力科学研究院 | Off-network-type microgrid black-start method |
| CN203026959U (en) * | 2013-01-22 | 2013-06-26 | 周锡卫 | Multifunctional energy storage inversion system |
| CN104466996A (en) * | 2013-09-22 | 2015-03-25 | 周锡卫 | AC/DC intelligent allocation energy storage commutation device |
| CN203445681U (en) * | 2013-09-22 | 2014-02-19 | 周锡卫 | Intelligent electric energy allocation and current-conversion apparatus |
| CN203491708U (en) * | 2013-09-22 | 2014-03-19 | 周锡卫 | AC-DC intelligent allocating energy-storage current commutation apparatus |
| CN104467146A (en) * | 2013-09-22 | 2015-03-25 | 周锡卫 | Electric energy intelligent allocation commutation device |
| CN103792924A (en) * | 2014-02-14 | 2014-05-14 | 暨南大学 | Black-start method for expansion of electric power system with micro-grids |
| CN103986186A (en) * | 2014-05-13 | 2014-08-13 | 清华大学 | Wind, solar and water complementary-type micro grid black start control method |
| CN104218568A (en) * | 2014-08-14 | 2014-12-17 | 国家电网公司 | Power grid black-start method with participation of regional small hydropower stations and new energy hybrid micro-grids |
| CN104753087A (en) * | 2015-03-04 | 2015-07-01 | 联合光伏（深圳）有限公司 | Black-starting method for multi-energy storage wind and solar energy storage micro-power grid |
| CN104882906A (en) * | 2015-05-04 | 2015-09-02 | 华电电力科学研究院 | Distributed micro-grid black-start control system and method based on photovoltaic and energy storage |
| CN105262131A (en) * | 2015-10-22 | 2016-01-20 | 华南理工大学 | Black-start system and black-start method applicable to light storage micro grid |
| CN106026176A (en) * | 2016-07-08 | 2016-10-12 | 常州天合光能有限公司 | Micro-grid black start system based on distributed energy and black start method thereof |
| CN106356892A (en) * | 2016-10-14 | 2017-01-25 | 易事特集团股份有限公司 | Microgrid black-start method |
| CN106787207A (en) * | 2017-01-17 | 2017-05-31 | 深圳供电局有限公司 | A kind of micro-capacitance sensor integrated apparatus and control method |
| SE1750063A1 (en) * | 2017-01-26 | 2017-01-26 | Abb Schweiz Ag | Black start of nested microgrids |
| CN106849096A (en) * | 2017-03-15 | 2017-06-13 | 云南电网有限责任公司电力科学研究院 | A kind of user side smart micro-grid system |
| CN207320847U (en) * | 2017-06-29 | 2018-05-04 | 周锡卫 | A kind of black starting-up device of scene power supply micro-capacitance sensor |
Non-Patent Citations (1)
| Title |
|---|
| "基于分布式发电的微电网黑启动设计与实现";刘坤;《现代电子技术》(第第13期期);全文 * |
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