CN114204559A - Solar energy and wind energy dual-energy power generation control system - Google Patents

Solar energy and wind energy dual-energy power generation control system Download PDF

Info

Publication number
CN114204559A
CN114204559A CN202111531476.4A CN202111531476A CN114204559A CN 114204559 A CN114204559 A CN 114204559A CN 202111531476 A CN202111531476 A CN 202111531476A CN 114204559 A CN114204559 A CN 114204559A
Authority
CN
China
Prior art keywords
power generation
solar
wind
wind power
energy
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.)
Pending
Application number
CN202111531476.4A
Other languages
Chinese (zh)
Inventor
段平
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.)
Hefei Deheng Photoelectric Technology Co ltd
Original Assignee
Hefei Deheng Photoelectric 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 Hefei Deheng Photoelectric Technology Co ltd filed Critical Hefei Deheng Photoelectric Technology Co ltd
Priority to CN202111531476.4A priority Critical patent/CN114204559A/en
Publication of CN114204559A publication Critical patent/CN114204559A/en
Pending legal-status Critical Current

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
    • H02J3/004—Generation forecast, e.g. methods or systems for forecasting future energy generation
    • 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
    • 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
    • H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • 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
    • 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
    • H02J2300/22—The renewable source being solar energy
    • H02J2300/24—The renewable source being solar energy of photovoltaic origin
    • 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
    • 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
    • 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
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • 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
    • Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)

Abstract

The invention discloses a solar energy and wind energy dual-energy power generation control system, which relates to the technical field of solar energy and wind energy power generation and comprises a monitoring center, wherein the monitoring center is in communication connection with a data acquisition module, a data processing module, a data analysis module and a power generation distribution module, the solar energy power generation and the wind power generation depend on natural conditions, the natural conditions are unstable, and the electric quantity generated by the solar energy power generation and the wind power generation is mutually allocated, so that the electric quantity in storage batteries corresponding to the two power generation modes can be shared as far as possible when the natural condition required by a certain power generation mode does not appear, the internal self-sufficiency is realized, and the use efficiency of the electric quantity generated by power generation equipment is improved.

Description

Solar energy and wind energy dual-energy power generation control system
Technical Field
The invention relates to the technical field of solar energy and wind energy power generation, in particular to a solar energy and wind energy dual-energy power generation control system.
Background
At present, when new energy is used for power generation, wind energy or solar energy is usually used as power generation energy, but the wind energy and the solar energy are usually used separately, the power generation amount of the wind energy cannot be guaranteed in windless weather, and the power generation amount of the solar energy cannot be guaranteed in cloudy days or at night, so that the two power generation modes have certain defects, and the problem that how to coordinate and reasonably distribute the generated power of wind power generation and solar power generation is needed to be solved is solved.
Disclosure of Invention
The invention aims to provide a solar energy and wind energy dual-energy power generation control system.
The purpose of the invention can be realized by the following technical scheme: a solar energy and wind energy dual-energy power generation control system comprises a monitoring center, wherein the monitoring center is in communication connection with a data acquisition module, a data processing module, a data analysis module and a power generation distribution module;
the data acquisition module comprises a wind power data acquisition terminal and a light energy data acquisition terminal, the wind power data acquisition terminal is used for acquiring wind power data in real time, and the light energy data acquisition terminal comprises a plurality of illumination acquisition units and is used for acquiring illumination data;
the data processing module is used for processing the wind power data and the illumination data acquired by the data acquisition module so as to acquire theoretical generated energy generated by wind power generation and solar power generation;
the data analysis module analyzes the power generation process of wind power generation and solar power generation according to the theoretical power generation amount which can be generated by the wind power generation and the solar power generation, so as to obtain the power generation efficiency of the power generation equipment for wind power generation and solar power generation, and the power generation distribution module is used for mutually allocating the electric quantity generated by the wind power generation and the solar power generation according to the actual demand.
Further, the specific acquiring process of the wind data and the illumination data comprises the following steps:
acquiring the rotating speed of a fan blade for wind power generation through a wind data acquisition terminal;
the illumination intensity and the illumination time for solar power generation are acquired through the illumination data acquisition terminal.
Further, the processing process of the wind data by the data processing module specifically includes:
establishing a reference table for converting the rotating speed of the fan blade and the generated power;
establishing a two-dimensional coordinate system of the generated power with respect to time, converting the rotating speed of the fan blade acquired by the wind power data acquisition terminal into corresponding generated power according to a fan blade rotating speed and generated power conversion reference table, and then generating a generated power change curve through the two-dimensional coordinate system of the generated power with respect to time;
and obtaining the area of a region formed between the generated power change curve and the abscissa axis as the theoretical generated energy of the wind power generation.
Further, the processing process of the data processing module on the illumination data specifically includes:
establishing a conversion reference table of the solar radiation quantity and the power generation quantity of each solar power generation panel, namely theoretical power generation quantity generated by unit solar radiation quantity;
according to the illumination intensity obtained by the illumination data acquisition terminal, a two-dimensional coordinate system of the illumination intensity with respect to time change is established, an illumination intensity change curve is generated according to the illumination intensity obtained by the illumination data acquisition terminal, and the area of an area formed between the illumination intensity change curve and the abscissa axis is obtained and is the total amount of solar radiation, so that the theoretical power generation amount of solar power generation is obtained.
Further, the process of analyzing the wind power generation by the data analysis module comprises:
acquiring an initial electric quantity value of a storage battery for storing wind power generation;
acquiring power consumption of an output end which is supplied with power by a storage battery for storing wind power generation;
the method comprises the steps of obtaining theoretical electric quantity stored after a storage battery used for storing wind power generation carries out wind power generation for t time, reading actual electric quantity of the storage battery used for storing wind power generation when the storage battery carries out wind power generation for t time, and further obtaining a wind power generation efficiency difference coefficient and an electric quantity loss coefficient.
Further, the process of analyzing the solar power generation by the data analysis module comprises:
acquiring an initial electric quantity value of a storage battery for storing solar power generation;
acquiring power consumption of an output end powered by a storage battery for storing solar power generation;
acquiring theoretical electric quantity stored by a storage battery for storing solar power generation after the solar power generation is carried out for t time;
and reading the actual electric quantity of the storage battery for storing the solar power generation when the storage battery performs the solar power generation for t time, and further obtaining the solar power generation efficiency difference coefficient and the electric quantity loss coefficient.
Further, the process of mutually allocating the electric quantity generated by wind power generation and solar power generation by the power generation allocation module according to actual requirements comprises:
respectively acquiring the power loss coefficients FCX and TCX of storage batteries for wind power generation and solar power generation;
when the FCX is less than 0 and the TCX is less than 0, sending early warning information to a monitoring center, and adjusting the power supply of the corresponding output end by the monitoring center according to the early warning information;
when the FCX is 0 or the TCX is 0, no operation is performed on the power supply of the output terminal corresponding to the corresponding storage battery;
when the FCX is less than 0 and the TCX is more than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to solar power generation, sending the electric quantity overflowing part to a storage battery corresponding to wind power generation, and if the FCX of the storage battery corresponding to the wind power generation is still less than 0, sending early warning information to a monitoring center;
when the FCX is larger than 0 and the TCX is smaller than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to wind power generation, sending the electric quantity overflowing part to the storage battery corresponding to solar power generation, and if the FCX of the storage battery corresponding to the solar power generation is still smaller than 0, sending early warning information to a monitoring center;
if FCX > 0 and TCX > 0, then no action is taken.
Further, an abscissa axis in a two-dimensional coordinate system of the generated power with respect to time represents time, an ordinate axis represents the generated power, an abscissa axis in a two-dimensional coordinate system of the illumination intensity with respect to time represents time, and an ordinate axis represents the illumination intensity.
Compared with the prior art, the invention has the beneficial effects that: the solar power generation and the wind power generation both depend on natural conditions, but the natural conditions are unstable, and the electric quantity generated by the solar power generation and the wind power generation are mutually allocated, so that the electric quantity in the storage batteries corresponding to the two power generation modes can be shared as far as possible when the natural conditions required by a certain power generation mode do not appear, the internal self-sufficiency is realized, and the use efficiency of the electric quantity generated by the power generation equipment is improved.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
As shown in fig. 1, a solar energy and wind energy dual-energy power generation control system comprises a monitoring center, wherein the monitoring center is in communication connection with a data acquisition module, a data processing module, a data analysis module and a power generation distribution module;
the data acquisition module comprises a wind power data acquisition terminal and a light energy data acquisition terminal, the wind power data acquisition terminal is used for acquiring wind power data in real time, the light energy data acquisition terminal comprises a plurality of illumination acquisition units and is used for acquiring illumination data, and the specific acquisition process of the wind power data and the illumination data comprises the following steps:
acquiring wind power data for wind power generation through a wind power data acquisition terminal, wherein the wind power data comprises the rotating speed of a fan blade;
the method comprises the steps that illumination data of a solar power generation panel for solar power generation are acquired through an illumination data acquisition terminal, wherein the illumination data comprise illumination intensity and illumination time;
and sending the wind power data and the illumination data acquired by the data acquisition module to the data processing module.
The data processing module is used for processing the wind power data and the illumination data acquired by the data acquisition module;
the processing process of the data processing module on the wind power data specifically comprises the following steps:
establishing a reference table for converting the rotating speed of the fan blade and the generating power, wherein in the specific implementation process, the reference table for converting the rotating speed of the fan blade and the generating power comprises the minimum rotating speed of the fan blade and the maximum rotating speed of the fan blade when the fan blade can generate power; marking the minimum fan blade rotating speed to the maximum fan blade rotating speed which can generate electricity by the fan blades as a fan blade rotating speed change interval, and then setting the generating power corresponding to different fan blade rotating speeds in the fan blade rotating speed change interval according to the fan blade rotating speed change interval so as to form a fan blade generating power change interval;
establishing a two-dimensional coordinate system of the generated power relative to time, wherein the abscissa axis of the two-dimensional coordinate system represents time, and the ordinate axis represents the generated power; then converting the rotating speed of the fan blade acquired by the wind power data acquisition terminal into corresponding generated power according to a fan blade rotating speed and generated power conversion reference table, and then generating a generated power change curve through a two-dimensional coordinate system of the generated power with respect to time;
obtaining the area of a region formed between the generated power change curve and the abscissa axis, wherein the area of the region is the theoretical generated energy of wind power generation, and recording the theoretical generated energy when the wind power generation time is t as FDt；
The processing process of the data processing module on the illumination data specifically comprises the following steps:
establishing a conversion reference table of the solar radiation quantity and the power generation quantity of each solar power generation panel, namely theoretical power generation quantity generated by unit solar radiation quantity;
establishing a two-dimensional coordinate system of illumination intensity with respect to time change according to the illumination intensity acquired by the illumination data acquisition terminal, wherein the abscissa axis of the two-dimensional coordinate system represents time, and the ordinate axis represents illumination intensity, generating an illumination intensity change curve according to the illumination intensity acquired by the illumination data acquisition terminal, acquiring an area formed between the illumination intensity change curve and the abscissa axis, and acquiring the area which is the total solar radiation amount, and acquiring theoretical generated energy TD when the solar power generation time is t according to the total solar radiation amountt；
It should be further noted that, in the specific implementation process, the theoretical power generation amount of the wind power generation and the solar power generation depends on the performance of the equipment for power generation, and in the specific implementation process, along with the continuous use of the power generation equipment, the performance of the power generation equipment often also decreases, which causes a large deviation between the power generation efficiency and the theoretical value, after the wind power data and the illumination data acquired by the data acquisition module, the theoretical value of the power generation equipment can be obtained according to the acquired data, and then the obtained theoretical value is sent to the data analysis module, and then the power generation processes of the wind power generation and the solar power generation are respectively analyzed by the data analysis module.
The process of analyzing the wind power generation by the data analysis module specifically comprises the following steps:
setting an electric quantity storage channel for wind power generation, acquiring an initial electric quantity value of a storage battery for storing the wind power generation, and marking the initial electric quantity value as FC;
acquiring power consumption of an output end powered by a storage battery for storing wind power generation, and recording the power consumption as FH;
obtaining the theoretical electric quantity FLD stored by the storage battery for storing the wind power generation after the storage battery performs the wind power generation for t time through a formulat，FLDt＝FC+α*FDt-FH x t, where α is the electric storage conversion factor of the accumulator for storing the wind power, and 0 < α < 1;
reading the actual electric quantity of a storage battery for storing wind power generation when wind power generation is carried out for t hours, and marking the actual electric quantity as FSDt；
Then (FSD) by the formula FDX ═ ft+FH*t-FC)/FDtObtaining a wind power generation efficiency difference coefficient FDX;
when the FDX is larger than or equal to F0, judging that the wind power generation efficiency of the wind power generation equipment is normal;
when FDX is less than F0, judging that the wind power generation efficiency of the wind power generation equipment is low, marking the wind power generation equipment as abnormal equipment, then acquiring the position information of the wind power generation equipment, and sending the position information to a monitoring center;
f0 is a wind power generation efficiency difference coefficient threshold value;
actual power FSD from a battery for storing wind powertAnd theoretical electric quantity FLDtObtaining a loss factor FCX (FSD) of a battery for storing wind powert-FLDt)/t；
The process of analyzing the solar power generation by the data analysis module specifically comprises the following steps:
setting an electric quantity storage channel for solar power generation, acquiring an initial electric quantity value of a storage battery for storing the solar power generation, and recording the initial electric quantity value as TC;
acquiring power consumption of an output end powered by a storage battery for storing solar power generation, wherein the power consumption is TH
Acquiring theoretical electric quantity TLD stored after solar power generation is carried out for t time by a storage battery for storing solar power generationt，TLDt＝TC+β*TDt-TH x t, wherein β is an electricity storage conversion factor of a storage battery for storing solar power, and 0 < β < 1;
setting an electric quantity storage channel for wind power generation, acquiring an initial electric quantity value of a storage battery for storing the wind power generation, and marking the initial electric quantity value as FC;
reading the actual electric quantity of a storage battery for storing solar power generation when the storage battery performs solar power generation for t hours, and marking the actual electric quantity as TSDt；
Then by the formula TDX ═ TSD (TSD)t+TH*t-TC)/TDtObtaining a solar power generation efficiency difference coefficient TDX;
when the TDX is larger than or equal to T0, judging that the power generation efficiency of the solar power generation panel is normal;
when TDX is less than T0, judging that the power generation efficiency of the solar power generation panel is low, marking the solar power generation panel as abnormal equipment, acquiring the position information of the solar power generation panel, and sending the position information to a monitoring center;
the T0 is a solar power generation efficiency difference coefficient threshold value;
actual electrical quantity FSD through storage battery for storing solar power generationtAnd theoretical electric quantity FLDtObtaining a power loss coefficient TCX (TSD) of a storage battery for storing solar powert-TLDt)/t。
The electricity generation distribution module is used for mutually allocating the electric quantity generated by wind power generation and solar power generation according to actual demands, and the specific process comprises the following steps:
respectively acquiring the power loss coefficients FCX and TCX of storage batteries for wind power generation and solar power generation;
when FCX is less than 0 and TCX is less than 0, the electric quantity output quantity of the corresponding storage battery is lower than the electric quantity;
sending early warning information to a monitoring center, and adjusting the power supply of the corresponding output end by the monitoring center according to the early warning information;
when the FCX is 0 or the TCX is 0, it indicates that the amount of electric power output and the amount of electric power generated by the corresponding storage battery are balanced, and no operation is performed on the power supply of the output terminal corresponding to the corresponding storage battery;
when the FCX is less than 0 and the TCX is more than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to solar power generation, sending the electric quantity overflowing part to a storage battery corresponding to wind power generation, and if the FCX of the storage battery corresponding to the wind power generation is still less than 0, sending early warning information to a monitoring center;
and when the FCX is larger than 0 and the TCX is smaller than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to the wind power generation, sending the electric quantity overflowing part to the storage battery corresponding to the solar power generation, and if the FCX of the storage battery corresponding to the solar power generation is still smaller than 0, sending early warning information to a monitoring center.
If FCX > 0 and TCX > 0, then no action is taken.
It should be further noted that, in the specific implementation process, both the solar power generation and the wind power generation depend on the natural conditions, but the natural conditions are unstable, and the electric quantities generated by both the solar power generation and the wind power generation are mutually allocated, so that the electric quantities in the storage batteries corresponding to the two power generation modes can be shared as much as possible when the natural conditions required by a certain power generation mode do not appear, thereby realizing the self-sufficiency in the power generation device and improving the use efficiency of the electric quantities generated by the power generation device.
The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the closest real situation, and the preset parameters and the preset threshold value in the formula are set by the technical personnel in the field according to the actual situation or obtained by simulating a large amount of data.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.

Claims (8)

1. A solar energy and wind energy dual-energy power generation control system comprises a monitoring center, and is characterized in that the monitoring center is in communication connection with a data acquisition module, a data processing module, a data analysis module and a power generation distribution module;
the data acquisition module comprises a wind power data acquisition terminal and a light energy data acquisition terminal, the wind power data acquisition terminal is used for acquiring wind power data in real time, and the light energy data acquisition terminal comprises a plurality of illumination acquisition units and is used for acquiring illumination data;
the data processing module is used for processing the wind power data and the illumination data acquired by the data acquisition module so as to acquire theoretical generated energy generated by wind power generation and solar power generation;
the data analysis module analyzes the power generation process of wind power generation and solar power generation according to the theoretical power generation amount which can be generated by the wind power generation and the solar power generation, so as to obtain the power generation efficiency of the power generation equipment for wind power generation and solar power generation, and the power generation distribution module is used for mutually allocating the electric quantity generated by the wind power generation and the solar power generation according to the actual demand.
2. The system for controlling the generation of dual energy of solar energy and wind energy according to claim 1, wherein the specific process of acquiring the wind power data and the illumination data comprises:
acquiring the rotating speed of a fan blade for wind power generation through a wind data acquisition terminal;
the illumination intensity and the illumination time for solar power generation are acquired through the illumination data acquisition terminal.
3. The solar energy and wind energy dual-energy power generation control system according to claim 2, wherein the processing of the wind data by the data processing module specifically comprises:
establishing a reference table for converting the rotating speed of the fan blade and the generated power;
establishing a two-dimensional coordinate system of the generated power with respect to time, converting the rotating speed of the fan blade acquired by the wind power data acquisition terminal into corresponding generated power according to a fan blade rotating speed and generated power conversion reference table, and then generating a generated power change curve through the two-dimensional coordinate system of the generated power with respect to time;
and obtaining the area of a region formed between the generated power change curve and the abscissa axis as the theoretical generated energy of the wind power generation.
4. The solar energy and wind energy dual-energy power generation control system according to claim 3, wherein the processing process of the illumination data by the data processing module specifically comprises:
establishing a conversion reference table of the solar radiation quantity and the power generation quantity of each solar power generation panel, namely theoretical power generation quantity generated by unit solar radiation quantity;
according to the illumination intensity obtained by the illumination data acquisition terminal, a two-dimensional coordinate system of the illumination intensity with respect to time change is established, an illumination intensity change curve is generated according to the illumination intensity obtained by the illumination data acquisition terminal, and the area of an area formed between the illumination intensity change curve and the abscissa axis is obtained and is the total amount of solar radiation, so that the theoretical power generation amount of solar power generation is obtained.
5. The system of claim 4, wherein the data analysis module analyzes the wind power generation by:
acquiring an initial electric quantity value of a storage battery for storing wind power generation;
acquiring power consumption of an output end which is supplied with power by a storage battery for storing wind power generation;
the method comprises the steps of obtaining theoretical electric quantity stored after a storage battery used for storing wind power generation carries out wind power generation for t time, reading actual electric quantity of the storage battery used for storing wind power generation when the storage battery carries out wind power generation for t time, and further obtaining a wind power generation efficiency difference coefficient and an electric quantity loss coefficient.
6. The system of claim 5, wherein the analysis of solar power generation by the data analysis module comprises:
acquiring an initial electric quantity value of a storage battery for storing solar power generation;
acquiring power consumption of an output end powered by a storage battery for storing solar power generation;
acquiring theoretical electric quantity stored by a storage battery for storing solar power generation after the solar power generation is carried out for t time;
and reading the actual electric quantity of the storage battery for storing the solar power generation when the storage battery performs the solar power generation for t time, and further obtaining the solar power generation efficiency difference coefficient and the electric quantity loss coefficient.
7. The system of claim 6, wherein the process of mutually allocating the electric quantities generated by the wind power generation and the solar power generation according to the actual demands by the power generation allocation module comprises:
respectively acquiring the power loss coefficients FCX and TCX of storage batteries for wind power generation and solar power generation;
when the FCX is less than 0 and the TCX is less than 0, sending early warning information to a monitoring center, and adjusting the power supply of the corresponding output end by the monitoring center according to the early warning information;
when the FCX is 0 or the TCX is 0, no operation is performed on the power supply of the output terminal corresponding to the corresponding storage battery;
when the FCX is less than 0 and the TCX is more than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to solar power generation, sending the electric quantity overflowing part to a storage battery corresponding to wind power generation, and if the FCX of the storage battery corresponding to the wind power generation is still less than 0, sending early warning information to a monitoring center;
when the FCX is larger than 0 and the TCX is smaller than 0, acquiring an electric quantity overflowing part of a storage battery corresponding to wind power generation, sending the electric quantity overflowing part to the storage battery corresponding to solar power generation, and if the FCX of the storage battery corresponding to the solar power generation is still smaller than 0, sending early warning information to a monitoring center;
if FCX > 0 and TCX > 0, then no action is taken.
8. The dual solar and wind power generation control system according to claim 4, wherein an abscissa axis of the two-dimensional coordinate system of the generated power with respect to time represents time, an ordinate axis represents the generated power, an abscissa axis of the two-dimensional coordinate system of the variation of the illumination intensity with respect to time represents time, and an ordinate axis represents the illumination intensity.
CN202111531476.4A 2021-12-14 2021-12-14 Solar energy and wind energy dual-energy power generation control system Pending CN114204559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111531476.4A CN114204559A (en) 2021-12-14 2021-12-14 Solar energy and wind energy dual-energy power generation control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111531476.4A CN114204559A (en) 2021-12-14 2021-12-14 Solar energy and wind energy dual-energy power generation control system

Publications (1)

Publication Number Publication Date
CN114204559A true CN114204559A (en) 2022-03-18

Family

ID=80653806

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111531476.4A Pending CN114204559A (en) 2021-12-14 2021-12-14 Solar energy and wind energy dual-energy power generation control system

Country Status (1)

Country Link
CN (1) CN114204559A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114977284A (en) * 2022-05-13 2022-08-30 广东穗新能源科技有限公司 New energy comprehensive utilization power generation method and system
CN117595517A (en) * 2023-12-27 2024-02-23 中节能甘肃武威太阳能发电有限公司 Intelligent cluster control method and system based on distributed photovoltaic

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114977284A (en) * 2022-05-13 2022-08-30 广东穗新能源科技有限公司 New energy comprehensive utilization power generation method and system
CN117595517A (en) * 2023-12-27 2024-02-23 中节能甘肃武威太阳能发电有限公司 Intelligent cluster control method and system based on distributed photovoltaic
CN117595517B (en) * 2023-12-27 2024-05-31 中节能甘肃武威太阳能发电有限公司 Intelligent cluster control method and system based on distributed photovoltaic

Similar Documents

Publication Publication Date Title
CN114204559A (en) Solar energy and wind energy dual-energy power generation control system
CN111525601B (en) Charging and discharging control method and device for user side energy storage equipment and storage medium
AU2015374696B2 (en) Method, device and system for compensating output power of wind turbine generator set
CN114928924B (en) Intelligent street lamp control system based on urban road management
CN115065104B (en) Micro-grid multi-energy integrated dispatching system
CN109474007B (en) Energy internet scheduling method based on big data cloud technology
CN114678855B (en) Power supply control method, system and device of power transmission line monitoring equipment
CN110601254A (en) Wind power plant energy storage optimization configuration method and system considering dynamic current-carrying characteristics
CN117933567A (en) Intelligent coordination control method and system for wind power plant and hydrogen production integrated system
CN115983612A (en) Distributed source network load storage scheduling optimization method based on virtual power plant
CN113988686A (en) Flexible power distribution network control method and system based on multi-converter grid-connected cooperative control
CN117856339A (en) Micro-grid electric energy data control system and method based on big data
CN116454983B (en) Wind-solar-energy-storage combined optimal control management method, system and equipment
CN117036100A (en) Dynamic scheduling system for virtual power plant resource aggregation
CN116505591A (en) Coordination optimization scheduling method and device for virtual power plants participating in power distribution network
CN115663857A (en) Wind power plant energy storage electric quantity management system
CN109546676A (en) Wind-powered electricity generation reliability forecasting calculation method under a kind of more weather conditions
CN115877776A (en) Control system of emergency self-access type outdoor power supply
CN106056259B (en) A kind of short-term uncertain quick discrimination method of large-scale wind power power output
CN113258612B (en) Primary frequency modulation control method and device for electrolyzed water-containing hydrogen production wind power plant
CN116979570B (en) Micro-grid hybrid energy storage method, system and device
CN117040091B (en) Photovoltaic power generation and electric vehicle charging station linkage system, method and device
CN109412200B (en) Access control system for renewable energy power generation
CN107257143A (en) Wind power forecasting and regulator control system and its control method
CN118174443A (en) Prefabricated container type low-voltage electric power square warehouse management 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