CN113258612B - Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant - Google Patents

Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant Download PDF

Info

Publication number
CN113258612B
CN113258612B CN202110502413.XA CN202110502413A CN113258612B CN 113258612 B CN113258612 B CN 113258612B CN 202110502413 A CN202110502413 A CN 202110502413A CN 113258612 B CN113258612 B CN 113258612B
Authority
CN
China
Prior art keywords
power
module
hydrogen production
wind
frequency modulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110502413.XA
Other languages
Chinese (zh)
Other versions
CN113258612A (en
Inventor
张雷
李海东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Lei Jing Zhi Chuang Technology Co ltd
Original Assignee
Beijing Lei Jing Zhi Chuang Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Lei Jing Zhi Chuang Technology Co ltd filed Critical Beijing Lei Jing Zhi Chuang Technology Co ltd
Priority to CN202110502413.XA priority Critical patent/CN113258612B/en
Publication of CN113258612A publication Critical patent/CN113258612A/en
Application granted granted Critical
Publication of CN113258612B publication Critical patent/CN113258612B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
    • H02J3/48—Controlling the sharing of the in-phase component
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/02—Process control or regulation
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
    • 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
    • H02J3/241—The oscillation concerning frequency
    • 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
    • H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20—The dispersed energy generation being of renewable origin
    • H02J2300/28—The renewable source being wind energy
    • 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
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings 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
    • 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
    • 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
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/133—Renewable energy sources, e.g. sunlight
    • 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
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
    • 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
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Inorganic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Eletrric Generators (AREA)

Abstract

A primary frequency modulation control method and a control device for a wind power plant containing electrolyzed water hydrogen production equipment are disclosed, wherein the wind power plant control device for the electrolyzed water hydrogen production equipment comprises the following steps: the system comprises a main controller module, a first communication module, a second communication module, a signal acquisition module, a power assisting and supplying unit and a monitoring and data storage unit; the primary frequency modulation control mode is based on the power of the wind power plant under the frequency deviation active condition, and the power of the wind power plant is adjusted to realize the power of the hydrogen production equipment, namely the power of the wind power plant is equal to the power generated by the wind turbine generator to reduce the power consumed by the hydrogen production equipment. The invention can enable the wind power plant to have the primary frequency modulation capability similar to that of a conventional thermal power plant, has good power grid friendliness, can reduce the loss of the abandoned wind power by hydrogen production through water electrolysis, and improves the operating benefits of the wind power plant.

Description

Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant
Technical Field
The invention relates to a primary frequency modulation control method and a primary frequency modulation control device for a wind power plant containing electrolyzed water for hydrogen production, in particular to the field of hydrogen production by electrolyzed water for wind power generation.
Background
The technology for producing hydrogen by electrolyzing water by using renewable energy is considered as the most potential hydrogen production mode in the future because the technology can provide clean and pollution-free hydrogen energy and can reduce the cost of producing hydrogen by electrolyzing water. In addition, hydrogen production from renewable energy sources is also an important way for increasing the consumption of renewable energy sources and providing peak shaving resources.
Wind power generation is used as an important component of renewable energy power generation, and due to the characteristics of intermittency, volatility and the like, active frequency modulation control cannot be performed like a thermal power plant, so that great challenges are brought to stable operation of a power grid. The characteristics of hydrogen production by water electrolysis and wind power generation are combined, the power of hydrogen production by water electrolysis is adjusted, and then the grid power of the wind power plant is adjusted, so that the primary frequency modulation function of the wind power plant is realized, and meanwhile, the fluctuation of the grid power of the wind power plant is stabilized by controlling the power of the water electrolysis device, so that the wind power plant has better power grid adaptability, the wind abandoning rate is reduced, and the economic benefit of a wind power plant power generation enterprise is improved.
Disclosure of Invention
The invention aims to provide a wind power plant energy management system containing electrolyzed water hydrogen production equipment and a primary frequency modulation control method based on the characteristic of large power fluctuation of the existing wind power plant, which can meet the primary frequency modulation requirement of a power grid on the wind power plant and reduce the electric quantity of abandoned wind.
The invention discloses a primary frequency modulation control device of a wind power plant containing electrolyzed water for hydrogen production, which comprises the following components: the system comprises a main controller module, a first communication module, a second communication module, a signal acquisition module, a power assisting and supplying unit and a monitoring and data storage unit; the primary frequency modulation control method actively adjusts the hydrogen production power of the electrolyzed water based on the frequency deviation, so that the grid power of the wind power plant is adjusted, and the function of primary frequency modulation is realized.
The main controller module adopts a PLC with a real-time operating system, the operation period of the PLC is 100ms, the primary frequency modulation method is realized based on the PLC, and the main controller module is communicated with the signal acquisition module, the first communication module and the second communication module through a high-speed bus.
The signal acquisition module comprises 3 voltage transformers, 3 current transformers and 1 voltage and current acquisition and processing module. The voltage and current acquisition module directly acquires signals of the voltage transformer and the current transformer and can calculate the frequency of the power grid according to the signals of the voltage transformer. The voltage and current acquisition module can also communicate with the main controller module based on a high speed bus.
The first communication module is provided with an Ethernet interface and adopts an IEC60870-5-104 communication protocol, and the second communication module is provided with an Ethernet interface and adopts an EtherCAT communication protocol.
The auxiliary power supply unit consists of a main power supply and a standby power supply module, wherein the main power supply module is powered by 230V, and the standby power supply module is 220V direct current; the main power supply outputs 24.8V and the standby power supply outputs 24V, and the main power supply module and the standby power supply module output are connected in parallel after passing through the diode decoupling module to supply power for the main control module, the signal acquisition module, the first communication module and the second communication module.
The primary frequency modulation control method disclosed by the invention is used for controlling the given power of the electrolyzed water based on the deviation value of the frequency, and when the frequency of a power grid is higher than the set frequency, the power of the electrolyzed water hydrogen production unit is actively increased, so that the grid power of a wind power plant is reduced; when the frequency of the power grid is lower than the set frequency, the power of the water electrolysis hydrogen production unit is actively reduced, so that the grid power of the wind power plant is improved; the primary frequency modulation control method is realized in the main controller module, receives a power grid scheduling instruction through the first communication module, collects signals of the wind turbine generator and the electrolyzed water hydrogen production unit through the second communication module, and simultaneously sends a control instruction.
The primary frequency modulation control method can also control the power of the wind turbine generator, when the required internet power is larger than the sum of the generated power of the wind turbine generator and the maximum power of the hydrogen production unit by water electrolysis, the wind turbine generator does not need to be operated in a power limiting mode, when the required internet power is smaller than the sum of the generated power of the wind turbine generator and the maximum power of the hydrogen production unit by water electrolysis, the wind turbine generator is controlled in a power limiting mode, and the power limiting mode adopts a method with equal power margin to calculate the power set value of each wind turbine generator.
Drawings
FIG. 1 is a schematic diagram of a primary frequency modulation control device of a wind power plant containing electrolyzed water for hydrogen production
FIG. 2 is a control flow chart of a primary frequency modulation control device of a wind power plant containing electrolyzed water for hydrogen production
FIG. 3 is a primary frequency modulation control block diagram of a wind farm including an electrolyzed water hydrogen production device
Detailed Description
The invention is further described below with reference to the accompanying drawings and the detailed description.
The invention provides a primary frequency modulation control method and a primary frequency modulation control device for a wind power plant containing electrolyzed water hydrogen production equipment, wherein the primary frequency modulation control device for the wind power plant containing the electrolyzed water hydrogen production equipment is shown in figure 1. The primary frequency modulation control device mainly comprises a main controller module 1, a first communication module 2, a second communication module auxiliary 3, a signal acquisition module 4, a power assisting and supplying unit 5 and a monitoring and data storage unit 6.
The main controller module 1 is used as a control core of the energy management platform, executes an energy management control algorithm, and communicates and interacts data with the first communication module 2, the second communication module 3 and the signal acquisition module 4 through a high-speed bus. The auxiliary power supply unit 5 is composed of a main power supply 501, a standby power supply module 502 and a decoupling module 503, wherein the main power supply module 501 is supplied with power by 230V, and the standby power supply module 502 is 220V direct current; the output of the main power supply module 501 is 24.8V, the output of the standby power supply module 502 is 24V, the outputs of the main power supply module 501 and the standby power supply module 502 are connected in parallel after passing through the diode decoupling module 503, and power is supplied to the main controller module 1, the first communication module 2, the second communication module auxiliary 3 and the signal acquisition module 4.
The signal acquisition module 4 is connected with a voltage transformer 8 and a current transformer 9 of the power grid and is used for measuring the voltage, the current and the frequency of a grid-connected point of the power grid.
The monitoring and data storage system 6 is composed of a computer and a display, and the computer runs data acquisition and display software and stores acquired data to a hard disk. The monitoring and data storage system 6 is connected with the main controller 1 through an Ethernet cable, and the communication protocol is Modbus TCP.
The first communication module 2 is connected with the wind turbine generator through optical fibers, a communication protocol is Modbus TCP, the first communication module 2 sets active power and reactive power of the wind turbine generator, and the wind turbine generator feeds back actual active power and reactive power values. In addition, the first communication module 2 is also communicated with the electrolyzed water hydrogen production unit 7 and is connected with the electrolyzed water hydrogen production unit through an Ethernet cable, and the communication mode is Modbus TCP.
The second communication module 3 is connected with the power grid dispatching master station, and the communication protocol is IEC60870-5-104 protocol.
The control flow chart of the primary frequency modulation control device of the wind power plant containing electrolyzed water for hydrogen production is shown in figure 2, and the control flow chart is described by combining figure 2.
Firstly, executing a power grid parameter acquisition module 101, wherein the power grid parameter acquisition module 101 realizes high-speed communication with a signal acquisition unit 4, acquires power grid voltage and power grid current signals, and calculates active power, reactive power and frequency; next, executing a wind turbine generator parameter acquisition module 102, wherein the wind turbine generator acquisition module 102 executes a communication instruction with the wind turbine generator and acquires active power, reactive power, pitch angle of the wind turbine generator and power generation state information of the wind turbine generator; then, executing a scheduling information acquisition module 103, executing and scheduling a communication program, and acquiring a set power and a set voltage value of the wind power plant; and then, executing an electrolyzed water hydrogen production unit information acquisition module 104, wherein the electrolyzed water hydrogen production unit information acquisition module 104 executes a communication program with the electrolyzed water hydrogen production unit to acquire state information, current voltage and current of the electrolyzed water hydrogen production equipment. Next, a hydrogen production condition judgment module 105 is executed, if the hydrogen production starting condition is met, a hydrogen production unit 106 module is started, and if the hydrogen production starting condition is not met, a primary frequency modulation algorithm 107 is directly executed; next, executing a wind turbine power limit judging program, if the current power variation exceeds the hydrogen production electrolytic cell power adjusting range, executing a wind turbine algorithm module 109, otherwise, directly executing a power setting module 110 of the water electrolysis hydrogen production unit 7; the power setting module 110 of the hydrogen production unit by water electrolysis subtracts the power value of the wind turbine generator from the power setting value calculated by the primary frequency modulation algorithm module 107 to obtain the set power of the hydrogen production unit, and sends the set power to the hydrogen production unit 7 by water electrolysis. And finally, executing a wind turbine generator power setting module 111, and issuing the wind turbine generator power to each wind turbine generator by the wind turbine generator power setting module 111.
The wind power plant primary frequency modulation algorithm of the primary water electrolysis hydrogen production system is explained by combining with the figure 3. Firstly, a signal acquisition module 4 acquires the frequency and the power value of a power grid, a difference value is made between a rated frequency value and the actual frequency of the power grid, the difference value enters a dead zone and inverse proportion regulation module 301, when the absolute value of the frequency difference is less than or equal to 0.003Hz, the output value of the dead zone and inverse proportion regulation module 301 is 0, when the absolute value of the frequency difference is greater than 0.003Hz, the deviation frequency deviation is multiplied by a negative proportion coefficient to be output, the output value enters a proportion regulation module 302, the proportion regulation module 302 has the function of multiplying the input value by a proportion coefficient k, and k is a parameter which can be set; the output of the proportion adjusting module 302 plus the secondary frequency modulation setting given value is used as the whole power setting value, the whole power setting value is used as the input of the power distribution module 303, and the power distribution module 303 distributes the electrolyzed water hydrogen production power setting value and the wind turbine generator set power setting value according to the current wind turbine generator set state.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the present invention shall be covered thereby. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (5)

1. A primary frequency modulation control method for a wind power plant containing electrolyzed water for hydrogen production is characterized in that the primary frequency modulation control method actively adjusts the hydrogen production power of the electrolyzed water based on frequency deviation, thereby adjusting the power of the wind power plant on the Internet and further realizing the function of primary frequency modulation; the control device in the control method comprises: the system comprises a main controller module, a first communication module, a second communication module, a signal acquisition module, an auxiliary power supply unit and a monitoring and data storage unit;
the primary frequency modulation control method is used for controlling the given power of the electrolyzed water based on the deviation value of the frequency, and when the frequency of a power grid is higher than the set frequency, the power of the electrolyzed water hydrogen production unit is actively increased, so that the grid power of the wind power plant is reduced; when the frequency of the power grid is lower than the set frequency, the power of the water electrolysis hydrogen production unit is actively reduced, so that the grid power of the wind power plant is improved; the primary frequency modulation control method is realized in a main controller module, a power grid dispatching instruction is received through a first communication module, signals of a wind turbine generator and a water electrolysis hydrogen production unit are collected through a second communication module, and a power control instruction is sent at the same time;
the signal acquisition module acquires the frequency and the power value of a power grid, a difference value is made between a rated frequency value and the actual frequency of the power grid, the difference value enters the dead zone and inverse proportion regulation module, when the absolute value of the frequency difference is less than or equal to 0.003Hz, the output value of the dead zone and inverse proportion regulation module is 0, when the absolute value of the frequency difference is more than 0.003Hz, the frequency deviation is multiplied by a negative proportion coefficient to be output, the output value enters the proportion regulation module, and the proportion regulation module has the function of multiplying the input value by a proportion coefficient k, wherein the k is a set parameter; the output of the proportion adjusting module and a frequency modulation setting given value are used as a whole power set value, the whole power set value is used as the input of a power distribution module, and the power distribution module distributes an electrolyzed water hydrogen production power set value and a wind turbine generator set power set value according to the current wind turbine generator set state;
the primary frequency modulation control method can also control the power of the wind turbine generator, and when the required grid power is more than or equal to (the total power generation power of the wind turbine generator and the maximum power of the water electrolysis hydrogen production unit), the wind turbine generator does not need to be operated in a limited power mode, and only the power of the water electrolysis hydrogen production unit is adjusted; and if the required network power is less (the sum of the generated power of the wind generation sets and the maximum power of the hydrogen production unit by water electrolysis), performing power limiting control on the wind generation sets, wherein the power limiting control allocates the power set value of each wind generation set by adopting an equal power margin allocation method.
2. The wind power plant primary frequency modulation control method containing hydrogen production by electrolyzed water as claimed in claim 1, wherein the main controller module adopts a PLC with a real-time operating system, and the primary frequency modulation control method is realized in the main controller module.
3. The wind power plant primary frequency modulation control method containing hydrogen production by electrolyzed water according to claim 1, wherein the signal acquisition module comprises 3 voltage transformers, 3 current transformers and 1 voltage and current acquisition processing module.
4. The method for controlling the primary frequency modulation of the wind farm for hydrogen production by electrolyzed water according to claim 1, wherein the first communication module is provided with an ethernet interface adopting an IEC60870-5-104 communication protocol, and the second communication module is provided with an ethernet interface adopting an EtherCAT communication protocol.
5. The method for controlling the primary frequency modulation of the wind farm containing hydrogen production by electrolyzed water as claimed in claim 1, wherein the auxiliary power supply unit is composed of a main power supply and a standby power supply module, the main power supply module is supplied by 230V alternating current, and the standby power supply module is supplied by 220V direct current; the main power supply outputs 24.8V and the standby power supply outputs 24V, and the main power supply module and the standby power supply module output are connected in parallel after passing through the diode decoupling module to supply power for the main control module, the signal acquisition module, the first communication module and the second communication module.
CN202110502413.XA 2021-05-08 2021-05-08 Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant Active CN113258612B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110502413.XA CN113258612B (en) 2021-05-08 2021-05-08 Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110502413.XA CN113258612B (en) 2021-05-08 2021-05-08 Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant

Publications (2)

Publication Number Publication Date
CN113258612A CN113258612A (en) 2021-08-13
CN113258612B true CN113258612B (en) 2023-01-06

Family

ID=77222270

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110502413.XA Active CN113258612B (en) 2021-05-08 2021-05-08 Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant

Country Status (1)

Country Link
CN (1) CN113258612B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116845970B (en) * 2023-07-07 2024-02-02 北京雷动智创科技有限公司 Power scheduling and distributing method and device for electrolytic water hydrogen production system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532746A (en) * 2016-12-27 2017-03-22 北京四方继保自动化股份有限公司 Control system for participation of wind power plant in primary frequency modulation and implementation method
CN108023358A (en) * 2017-12-25 2018-05-11 赫普科技发展（北京）有限公司 A kind of power grid frequency modulation system and method based on electrolytic hydrogen production
JP2019115249A (en) * 2017-12-25 2019-07-11 赫普科技発展（北京）有限公司 Method, apparatus, and system for frequency modulation in power grid
CN209313452U (en) * 2019-01-30 2019-08-27 中国华能集团清洁能源技术研究院有限公司 A kind of high efficiency high safety wind power hydrogen production peak-frequency regulation system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532746A (en) * 2016-12-27 2017-03-22 北京四方继保自动化股份有限公司 Control system for participation of wind power plant in primary frequency modulation and implementation method
CN108023358A (en) * 2017-12-25 2018-05-11 赫普科技发展（北京）有限公司 A kind of power grid frequency modulation system and method based on electrolytic hydrogen production
JP2019115249A (en) * 2017-12-25 2019-07-11 赫普科技発展（北京）有限公司 Method, apparatus, and system for frequency modulation in power grid
CN209313452U (en) * 2019-01-30 2019-08-27 中国华能集团清洁能源技术研究院有限公司 A kind of high efficiency high safety wind power hydrogen production peak-frequency regulation system

Also Published As

Publication number Publication date
CN113258612A (en) 2021-08-13

Similar Documents

Publication Publication Date Title
CN108155662B (en) Control method and device for wind power hydrogen production
CN108306312B (en) Primary frequency modulation control method for wind power plant
CN108092324B (en) AGC control system and control method for wind power participating in peak shaving frequency modulation
CN104467030B (en) Power distribution method based on wind power and thermal power combined power generation
CN104538990B (en) Automatic generation control method for small power grid isolated network operation
CN108933443B (en) Wind power plant power coordination control method and system
CN111555366B (en) Multi-time scale-based microgrid three-layer energy optimization management method
Teng et al. Key technologies and the implementation of wind, PV and storage co-generation monitoring system
CN109755953A (en) A kind of AC/DC Power System steady state voltage cooperative control method that phase modifier participates in
CN113258612B (en) Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant
CN109936167A (en) A kind of light/wind suitable for water electrolysis hydrogen production/storage/alternating current electric energy scheduling system and method
CN113991706A (en) Active support type photovoltaic power station integrated power control system and method
CN113131490A (en) Reactive power control method, device and system for new energy station
CN108448655B (en) Passive power grid wide-area power generation control method and system
CN108551164B (en) Voltage stability control method and device for direct-current micro-grid
CN112421660B (en) Power service control method, device, system, controller and computer-readable storage medium
CN220224360U (en) Renewable energy source water electrolysis hydrogen production control system
CN108054777B (en) Wind power hydrogen production control strategy generation method and device, storage medium and computing equipment
CN113937802A (en) Micro-grid real-time scheduling method and device based on Lyapunov optimization
CN114374229A (en) Light storage cooperative control method and system under multiple scenes
Zhai et al. Adaptive virtual inertia control-based frequency support method for photovoltaic penetrated power system
CN116752167A (en) Renewable energy source water electrolysis hydrogen production control system and control method
Zhang et al. Optimization Operation of Wind-solar-thermal-storage Multi-energy Power System
CN104283225A (en) Wind farm operation control device and method
CN216904318U (en) Wind power supply peak regulation system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant