CN116581880A - Intelligent flexible light storage and charging control device and method - Google Patents
Intelligent flexible light storage and charging control device and method Download PDFInfo
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- CN116581880A CN116581880A CN202310487910.6A CN202310487910A CN116581880A CN 116581880 A CN116581880 A CN 116581880A CN 202310487910 A CN202310487910 A CN 202310487910A CN 116581880 A CN116581880 A CN 116581880A
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- 238000003860 storage Methods 0.000 title claims abstract description 199
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000003287 optical effect Effects 0.000 claims abstract description 109
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 230000007613 environmental effect Effects 0.000 claims abstract description 18
- 238000004146 energy storage Methods 0.000 claims abstract description 16
- 238000011217 control strategy Methods 0.000 claims description 58
- 238000010248 power generation Methods 0.000 claims description 47
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 230000006855 networking Effects 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 description 9
- 238000012806 monitoring device Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- 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
- H02J13/00002—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 monitoring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- 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
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an intelligent flexible optical storage and charging control device and method, which are characterized by comprising the following steps: the solar module string comprises a plurality of photovoltaic cell panels, and the solar module string is electrically connected with the energy storage device; the energy storage device is used for storing electric energy acquired by the photovoltaic cell panel; the main voltage detection module is used for detecting the working voltage of the photovoltaic cell panel; the main current detection module is used for detecting the working current of the photovoltaic cell panel; the environment parameter detection module is used for detecting environment parameters of the distributed photovoltaic power station; the main control module is used for acquiring working voltage, working current and environmental parameters, determining a working strategy and a flexible light storage strategy of the photovoltaic cell panel according to the working voltage, the working current and the environmental parameters, and controlling the photovoltaic cell panel based on the working strategy of the photovoltaic cell panel; and the optical storage and charging module is used for controlling the energy storage device to charge and discharge based on the flexible optical storage strategy. The intelligent flexible optical storage and charging control method can realize intelligent flexible optical storage and charging control.
Description
Technical Field
The invention relates to the field of optical storage and filling control, in particular to an intelligent flexible optical storage and filling control device and method.
Background
Most solar photovoltaic power generation devices at present directly connect solar panels to a string inverter in a string mode to directly realize string control and inversion, but when a certain panel in a string of panels is damaged, the string is cut off, namely the normal power generation of the whole string of solar panels is affected, part of electric energy is lost in the process of converting direct current acquired by the solar panels into alternating current, if the direct current is directly converted into alternating current for multiple times, a plurality of fault points exist, multiple energy losses are caused, and the monitoring and the control of each solar panel are lacked in the prior art.
Disclosure of Invention
The invention aims to provide an intelligent flexible optical storage and filling control device, which aims to solve the problem of intelligent flexible optical storage and filling control.
The invention provides an intelligent flexible light storage and charging control device, which comprises:
the device comprises a photovoltaic cell panel, a detection module, a main control module and an optical storage and charging module;
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
the detection module is connected with the photovoltaic cell panel and used for detecting the operation parameters and the environment parameters of the photovoltaic cell panel, acquiring the environment parameters in the weather forecast in a networking manner and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to the main control module;
the main control module is connected with the detection module; the system comprises a light storage and charging module, a flexible light storage and charging control strategy, a light storage and charging module and a weather prediction module, wherein the light storage and charging module is used for receiving the operation parameters, the environment parameters and the environment parameters in the weather prediction, obtaining the flexible light storage and charging control strategy according to the operation parameters and the environment parameters in the weather prediction, sending the flexible light storage and charging control strategy to the light storage and charging module, and judging whether power generation is abnormal according to the operation parameters and the environment parameters;
an optical storage and fill module comprising: the device is used for receiving the flexible light storage and charge control strategy and controlling the charge and discharge of the light storage and charge module according to the flexible light storage and charge control strategy.
The invention discloses a smart flexible optical storage and charging control method, which comprises the following steps:
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
detecting the operation parameters and the environment parameters of the photovoltaic cell panel through a detection module, obtaining the environment parameters in the weather forecast in a networking manner, and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to a main control module;
the method comprises the steps that a main control module receives operation parameters, environment parameters and environment parameters in weather forecast, a flexible light storage and charge control strategy is obtained according to the operation parameters and the environment parameters in the weather forecast, the flexible light storage and charge control strategy is sent to a light storage and charge module, and whether power generation is abnormal or not is judged according to the operation parameters and the environment parameters;
and receiving the flexible optical storage and charge control strategy through the optical storage and charge module, and controlling the charge and discharge of the optical storage and charge module according to the flexible optical storage and charge control strategy.
By adopting the embodiment of the invention, intelligent flexible optical storage and charging control can be realized.
The foregoing description is only an overview of the present invention, and is intended to provide a more clear understanding of the technical means of the present invention, as it is embodied in accordance with the present invention, and to make the above and other objects, features and advantages of the present invention more apparent, as it is embodied in the following detailed description of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an intelligent flexible optical storage and monitoring device according to an embodiment of the invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Device embodiment
According to an embodiment of the present invention, there is provided a smart flexible optical storage and charging monitoring device, and fig. 1 is a schematic diagram of the smart flexible optical storage and charging monitoring device according to the embodiment of the present invention, as shown in fig. 1, including:
the device comprises a photovoltaic cell panel, a detection module, a main control module and an optical storage and charging module;
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
the detection module is connected with the photovoltaic cell panel and used for detecting the operation parameters and the environment parameters of the photovoltaic cell panel, acquiring the environment parameters in the weather forecast in a networking manner and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to the main control module;
the detection module specifically comprises:
the main voltage detection module is used for detecting the working voltage of the photovoltaic cell panel;
the main current detection module is used for detecting the working current of the photovoltaic cell panel;
the environment parameter detection module is used for detecting the environment temperature and the corresponding radiance of the photovoltaic cell panel, and acquiring the environment temperature and the radiance in weather forecast in a networking mode.
The main control module is connected with the detection module; the system comprises a light storage and charging module, a flexible light storage and charging control strategy, a light storage and charging module and a weather prediction module, wherein the light storage and charging module is used for receiving the operation parameters, the environment parameters and the environment parameters in the weather prediction, obtaining the flexible light storage and charging control strategy according to the operation parameters and the environment parameters in the weather prediction, sending the flexible light storage and charging control strategy to the light storage and charging module, and judging whether power generation is abnormal according to the operation parameters and the environment parameters;
the main control module is specifically used for:
calculating real-time power according to the working voltage and the working current, calculating theoretical value power according to the environment temperature and the corresponding radiance of the photovoltaic cell panel, calculating deviation of the real-time power and the theoretical value power, comparing the deviation with a set threshold value, wherein the deviation is normal in operation within the threshold value range, and otherwise, is abnormal in power generation;
determining a first predicted power generation amount of the photovoltaic cell panel in a first preset period and a second predicted power generation amount of the photovoltaic cell panel in a second preset period according to the ambient temperature and the radiance in weather forecast, and transmitting the first predicted power generation amount and the second predicted power generation amount to the optical storage and charging module;
generating a first flexible optical storage control strategy according to the first predicted generated energy;
generating a second flexible optical storage control strategy according to the second predicted generated energy;
and generating the working state of the photovoltaic cell panel according to the working voltage and the working current, and simultaneously optimizing and calculating a third flexible light storage and charge control strategy.
An optical storage and fill module comprising: the device is used for receiving the flexible light storage and charge control strategy and controlling the charge and discharge of the light storage and charge module according to the flexible light storage and charge control strategy.
The light stores up and fills the module and specifically includes:
the energy storage device is used for storing the electric energy converted by the photovoltaic cell panel;
the direct-current voltage module is electrically connected with the electric equipment, and is used for controlling the energy storage device to supply power to the electric equipment based on the first flexible optical storage strategy or the second flexible optical storage strategy, controlling the on-off of the photovoltaic cell panel and the power of the photovoltaic cell panel according to the third flexible optical storage control strategy, and stabilizing the voltage of the photovoltaic cell panel according to the power of the photovoltaic cell panel.
The optical storage and filling module further comprises:
the charging pile control module is electrically connected with the charging pile and used for interacting with the charging pile based on the first flexible optical storage control strategy or the second flexible optical storage control strategy;
and the direct current-alternating current conversion module is connected with the power grid, and is used for carrying out direct current-alternating current electric energy conversion based on the first flexible optical storage strategy or the second flexible optical storage strategy and providing the converted alternating current for the power grid.
The specific implementation method is as follows:
in this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., the main control module specifically includes:
the generating capacity prediction unit is used for determining a first predicted generating capacity of the photovoltaic cell panel in a first preset period and a second predicted generating capacity of the photovoltaic cell panel in a second preset period based on the predicted environmental parameters of the photovoltaic cell panel; a first optical storage unit for generating a first flexible optical storage strategy based on a first predicted power generation; a second optical storage unit for generating a second flexible optical storage strategy based on a second predicted power generation amount; the working state determining unit is used for determining the working state of the photovoltaic cell panel based on the working voltage and the working current of the photovoltaic cell panel; and the working strategy determining unit is used for determining the working strategy of the photovoltaic cell panel based on the working state.
In the embodiment of the invention, a plurality of temperature and irradiance monitors are arranged in the distributed photovoltaic power station, and meanwhile, weather forecast is obtained through network flow to obtain related temperature and irradiance parameters predicted in the future.
In the embodiment of the invention, the first preset time period is longer than the second preset time period, the first preset time period is 24 hours, and the second preset time period is 2 hours, namely, the environmental parameters of the photovoltaic panel in the future 24 hours and the future 2 hours are determined. Through the arrangement, long-term prediction photovoltaic power generation information and short-term prediction photovoltaic power generation information of 24 hours and 2 hours are realized, meanwhile, the power consumption information of a user of the station can be collected, a long-term and short-term flexible optical storage strategy is provided by combining the first prediction power generation amount and the second prediction power generation amount, the power supply stability and economic benefit optimization of the station are improved, and the problems that solar photovoltaic power generation lacks of external related information of a power station, cannot predict the future long-term and short-term power generation amount, cannot intelligently regulate the operation condition of equipment in the station and cannot realize the maximization of the economic benefit are solved.
In this embodiment, an intelligent flexible optical storage and charging monitoring device is provided, and the intelligent flexible optical storage and charging monitoring device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., the work policy confirms the unit and specifically includes:
the working control unit is used for controlling the on-off of the photovoltaic cell panel based on the working state; and the power adjusting unit is used for adjusting the power of the photovoltaic cell panel based on the working state.
The work control unit can control the on-off and bypass of the photovoltaic cell panel by arranging an electronic switch in the photovoltaic cell panel; the power adjusting unit is an adjustable resistor arranged in the photovoltaic string, the power of the photovoltaic string is adjusted by adjusting the size of a resistor in the access string, the photovoltaic string is finally operated at a maximum power output point, and the power adjusting unit can be in communication connection with the main control module, so that the user can remotely control and adjust the power, voltage and current of the photovoltaic string.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., the work policy confirms the unit and still specifically includes:
the voltage stabilizing unit is used for stabilizing the voltage of the photovoltaic cell panel based on power adjustment of the photovoltaic cell panel.
After the power of each solar cell string is regulated by the power regulating unit, several groups of solar cell strings are connected in parallel to the voltage stabilizing unit to regulate the direct-current voltage, so that the regulation and the voltage stabilizing functions of the direct-current voltage are realized.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., environment parameter detection module specifically includes:
a first parameter determination unit configured to determine a first environmental parameter based on the environmental parameter detection device; and a second parameter determining unit for determining a second environmental parameter based on the network device.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., the optical storage module specifically includes:
the direct-current voltage unit is electrically connected with the electric equipment and is used for supplying power to the electric equipment through the energy storage device of the photovoltaic cell panel based on the first flexible light storage strategy/the second flexible light storage strategy.
In the embodiment of the invention, the electric equipment is direct current electric equipment, and a plurality of lighting lamps and lanterns and office area direct current power supply areas (such as desktop computers, computer notebooks, direct current sockets and air conditioning equipment in a customized area) are mainly selected, so that the in-situ digestion of a direct current power supply is realized, meanwhile, the loss problem in the power supply conversion process is reduced, the energy utilization rate is improved, and the energy conservation is realized.
In the device, the direct-current voltage unit is provided with the direct-current bus directly, and unnecessary alternating-current and direct-current conversion is reduced by the direct-current bus, so that the electric energy utilization efficiency is improved.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., optical storage module still specifically includes:
and the storage control unit is used for storing or releasing the electric energy of the energy storage device based on the first flexible optical storage strategy/the second flexible optical storage strategy.
In the embodiment of the invention, the storage control unit is arranged as the storage battery energy storage control device, the direct current of the photovoltaic panel is connected to the storage control unit through the direct current bus, then the storage control unit is used for controlling the charge and discharge of the storage battery, the direct current electric equipment is charged with inexhaustible electricity in the photovoltaic power generation peak period, the storage control unit is used for directly charging the storage battery, and the storage battery is discharged through the storage control unit in the photovoltaic power generation non-power generation or power generation valley period, so that the direct charge and direct discharge of the direct current power supply are realized.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging monitoring device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., optical storage module still specifically includes:
and the charging pile control unit is electrically connected with the charging pile and used for interacting with the charging pile based on the first flexible optical storage strategy/the second flexible optical storage strategy.
In the embodiment of the invention, the charging pile control unit is arranged and is connected to the (electric car) charging pile, and the charging pile control unit can enable a user to select a reasonable charging time period through different charging prices of different time periods. The user adopts a bidirectional charging electric interface, the reverse discharge of the electric automobile to the charging pile is realized in the electricity consumption peak period, the user is given a certain rewarding subsidy, the power station realizes the demand side response demand to the power grid, and the subsidy rewards are obtained from the power grid.
In this embodiment, an intelligent flexible optical storage and charging control device is provided, and the intelligent flexible optical storage and charging control device according to the embodiment of the invention may be connected to an electronic device, where the electronic device includes but is not limited to: computer, cell-phone, panel computer etc., optical storage module still specifically includes:
and the direct current-alternating current conversion unit is connected with the power grid, and is used for carrying out direct current-alternating current electric energy conversion based on the first flexible optical storage strategy/the second flexible optical storage strategy and providing the converted alternating current for the power grid.
According to the intelligent flexible optical storage control device provided by the invention, the voltage monitoring function is provided through the arrangement of the main voltage detection module, the current monitoring function is provided through the arrangement of the main current detection module, the monitored voltage and current are transmitted to the main control module, the main control module can analyze the working state of each photovoltaic cell panel according to the working voltage and working current of each photovoltaic cell panel, and a corresponding working strategy and a flexible optical storage strategy are formulated, so that the bypass of the faulty or problematic photovoltaic cell panel is realized, the normal power generation of other photovoltaic cell panels in the string is not influenced, the faults caused by the shielding of the photovoltaic cell panels can be treated in time, the burning out of the whole photovoltaic cell panel is not caused, the defect that the solar cell string must be cut into strings is solved, the problem of the specific photovoltaic cell panel is detected, only the problematic photovoltaic cell panel is cut off, the other normal photovoltaic cell panels continue to generate power, and the power generation efficiency is improved; the energy storage device can charge and discharge electric energy according to the photovoltaic power generation peak time and the low peak time, so that energy loss caused by electric energy conversion is reduced.
In the embodiment of the invention, the direct current/alternating current conversion unit adopts the inverter DC/AC controller, and in the photovoltaic power generation peak period and the commercial power consumption peak period, the photovoltaic power generation realizes direct current/alternating current conversion through the direct current/alternating current conversion unit, and is connected to a power grid through the power distribution cabinet and the grid-connected cabinet, so that peak regulation and power supply of the power grid are realized, higher on-grid electricity price is obtained, and project economy is improved; and moreover, according to weather forecast information in environmental parameters, if the weather forecast information predicts that the weather forecast information is overcast days in several days in the future, photovoltaic power generation is not performed, electricity is purchased from a power grid in a valley electricity period, power is reversely transmitted through grid connection, and then the power distribution cabinet is connected with an alternating current-direct current conversion unit, so that the charging of a storage battery and the direct power supply of a direct current bus through a control device are realized, the problem of electric energy loss in multiple alternating current-direct current conversion is solved for the condition of electric equipment with energy storage and direct current, the direct current bus is directly arranged, unnecessary alternating current-direct current conversion is reduced, and the electric energy utilization efficiency is improved.
Method embodiment
The invention provides an intelligent flexible light storage and charging control method which comprises the following steps:
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
detecting the operation parameters and the environment parameters of the photovoltaic cell panel through a detection module, obtaining the environment parameters in the weather forecast in a networking manner, and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to a main control module;
the method for detecting the operation parameters and the environment parameters of the photovoltaic cell panel through the detection module and sending the operation parameters and the environment parameters to the main control module specifically comprises the following steps:
detecting the working voltage of the photovoltaic cell panel through a main voltage detection module;
detecting the working current of the photovoltaic cell panel through a main current detection module;
and detecting the environmental temperature and the corresponding radiance of the photovoltaic cell panel through an environmental parameter detection module, and acquiring the environmental temperature and the radiance in weather forecast through networking.
The method comprises the steps that a main control module receives operation parameters, environment parameters and environment parameters in weather forecast, a flexible light storage and charge control strategy is obtained according to the operation parameters and the environment parameters in the weather forecast, the flexible light storage and charge control strategy is sent to a light storage and charge module, and whether power generation is abnormal or not is judged according to the operation parameters and the environment parameters;
receiving the operation parameters and the environment parameters through the main control module, obtaining a flexible optical storage and charging control strategy according to the operation parameters and the environment parameters, and sending the flexible optical storage and charging control strategy to the optical storage and charging module specifically comprises:
calculating real-time power according to the working voltage and the working current, calculating theoretical value power according to the environment temperature and the corresponding radiance of the photovoltaic cell panel, calculating deviation of the real-time power and the theoretical value power, comparing the deviation with a set threshold value, wherein the deviation is normal in operation within the threshold value range, and otherwise, is abnormal in power generation;
determining a first predicted power generation amount of the photovoltaic cell panel in a first preset period and a second predicted power generation amount of the photovoltaic cell panel in a second preset period according to the ambient temperature and the radiance in weather forecast, and transmitting the first predicted power generation amount and the second predicted power generation amount to the light saving module;
generating a first flexible optical storage and charging control strategy according to the first predicted generating capacity;
generating a second flexible optical storage and charging control strategy according to the second predicted generating capacity;
and generating the working state of the photovoltaic cell panel according to the working voltage and the working current, and simultaneously optimizing and calculating a third flexible light storage and charge control strategy.
And receiving the flexible optical storage and charge control strategy through the optical storage and charge module, and controlling the charge and discharge of the optical storage and charge module according to the flexible optical storage and charge control strategy.
The light storage and charging module receives the flexible light storage and charging control strategy, and controls the light storage and charging module to charge and discharge according to the flexible light storage and charging control strategy, and the light storage and charging module is specifically used for:
storing the electric energy converted by the photovoltaic cell panel through an energy storage device;
the direct-current voltage module controls the energy storage device to supply power to electric equipment based on the first flexible light storage strategy or the second flexible light storage strategy, controls the on-off of the photovoltaic cell panel and the power of the photovoltaic cell panel according to the third flexible light storage control strategy, and performs voltage stabilization on the photovoltaic cell panel according to the power of the photovoltaic cell panel.
The light storage and charging module is used for receiving the flexible light storage and charging control strategy, and controlling the light storage and charging module to charge and discharge according to the flexible light storage and charging control strategy is also used for:
executing a first flexible light storage charging strategy or a second flexible light storage charging strategy through a charging pile control module, and interacting with a charging pile;
and executing a first flexible light storage charging strategy or a second flexible light storage charging strategy through the direct current-alternating current conversion module, performing direct current-alternating current electric energy conversion, and providing converted alternating current for a power grid. The embodiment of the present invention is an embodiment of a device corresponding to the embodiment of the method, and specific operations of each module may be understood by referring to descriptions of the embodiment of the method, which are not repeated herein.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; and these modifications or substitutions may be made to some embodiments of the present invention without departing from the spirit and scope of the corresponding embodiments.
Claims (10)
1. An intelligent flexible light storage control device, which is characterized by comprising:
the device comprises a photovoltaic cell panel, a detection module, a main control module and an optical storage and charging module;
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
the detection module is connected with the photovoltaic cell panel and used for detecting the operation parameters and the environment parameters of the photovoltaic cell panel, acquiring the environment parameters in the weather forecast in a networking manner and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to the main control module;
the main control module is connected with the detection module; the system comprises a light storage and charge module, a flexible light storage and charge control strategy, a light storage and charge module, a power generation module and a weather prediction module, wherein the light storage and charge control strategy is used for receiving the operation parameters, the environment parameters and the environment parameters in the weather prediction, calculating and optimizing the flexible light storage and charge control strategy according to the operation parameters and the environment parameters in the weather prediction, sending the flexible light storage and charge control strategy to the light storage and charge module, and judging whether power generation is abnormal according to the operation parameters and the environment parameters;
an optical storage and fill module comprising: the device is used for receiving the flexible light storage and charge control strategy and controlling the charge and discharge of the light storage and charge module according to the flexible light storage and charge control strategy.
2. The device according to claim 1, wherein the detection module specifically comprises:
the main voltage detection module is used for detecting the working voltage of the photovoltaic cell panel;
the main current detection module is used for detecting the working current of the photovoltaic cell panel;
the environment parameter detection module is used for detecting the environment temperature and the corresponding radiance of the photovoltaic cell panel and obtaining the environment temperature and the radiance in weather forecast.
3. The apparatus of claim 2, wherein the master control module is specifically configured to:
calculating real-time power according to the working voltage and the working current, calculating theoretical value power according to the environment temperature and the corresponding radiance of the photovoltaic cell panel, calculating deviation of the real-time power and the theoretical value power, comparing the deviation with a set threshold value, wherein the deviation is normal in operation within the threshold value range, and otherwise, is abnormal in power generation;
determining a first predicted power generation amount of the photovoltaic cell panel in a first preset period and a second predicted power generation amount of the photovoltaic cell panel in a second preset period according to the ambient temperature and the radiance in weather forecast, and transmitting the first predicted power generation amount and the second predicted power generation amount to the optical storage and charging module;
generating a first flexible optical storage control strategy according to the first predicted generated energy;
generating a second flexible optical storage control strategy according to the second predicted generated energy;
and generating the working state of the photovoltaic cell panel according to the working voltage and the working current, and simultaneously calculating a third flexible light storage and charging control strategy.
4. The device according to claim 3, wherein the light storage module comprises:
the energy storage device is used for storing the electric energy converted by the photovoltaic cell panel;
the direct-current voltage module is electrically connected with the electric equipment, and is used for controlling the energy storage device to supply power to the electric equipment based on the first flexible optical storage strategy or the second flexible optical storage strategy, controlling the on-off of the photovoltaic cell panel and the power of the photovoltaic cell panel according to the third flexible optical storage control strategy, and stabilizing the voltage of the photovoltaic cell panel according to the power of the photovoltaic cell panel.
5. The apparatus of claim 4, wherein the light storage module further comprises:
the charging pile control module is electrically connected with the charging pile and used for interacting with the charging pile based on the first flexible optical storage control strategy or the second flexible optical storage control strategy;
and the direct current-alternating current conversion module is connected with the power grid, and is used for carrying out direct current-alternating current electric energy conversion based on the first flexible optical storage strategy or the second flexible optical storage strategy and providing the converted alternating current for the power grid.
6. An intelligent flexible optical storage control method is characterized by comprising the following steps:
the photovoltaic cell panel is used for converting light energy into electric energy and storing the electric energy into the light storage and charging module;
detecting the operation parameters and the environment parameters of the photovoltaic cell panel through a detection module, obtaining the environment parameters in the weather forecast in a networking manner, and sending the operation parameters, the environment parameters and the environment parameters in the weather forecast to a main control module;
the method comprises the steps that a main control module receives operation parameters, environment parameters and environment parameters in weather forecast, calculates and optimizes a flexible optical storage and charging control strategy according to the operation parameters and the environment parameters in the weather forecast, sends the flexible optical storage and charging control strategy to an optical storage and charging module, and judges whether power generation is abnormal according to the operation parameters and the environment parameters;
and receiving the flexible optical storage and charge control strategy through the optical storage and charge module, and controlling the charge and discharge of the optical storage and charge module according to the flexible optical storage and charge control strategy.
7. The method according to claim 6, wherein the detecting, by the detecting module, the operation parameter and the environmental parameter of the photovoltaic panel, and transmitting the operation parameter and the environmental parameter to the main control module specifically comprises:
detecting the working voltage of the photovoltaic cell panel through a main voltage detection module;
detecting the working current of the photovoltaic cell panel through a main current detection module;
and detecting the environmental temperature and the corresponding radiance of the photovoltaic cell panel through an environmental parameter detection module, and obtaining the environmental temperature and the radiance in weather forecast.
8. The method of claim 7, wherein the receiving, by the main control module, the operation parameter and the environmental parameter, and calculating and optimizing the flexible optical storage and filling control policy according to the operation parameter and the environmental parameter, and transmitting the flexible optical storage and filling control policy to the optical storage and filling module specifically comprises:
calculating real-time power according to the working voltage and the working current, calculating theoretical value power according to the environment temperature and the corresponding radiance of the photovoltaic cell panel, calculating deviation of the real-time power and the theoretical value power, comparing the deviation with a set threshold value, wherein the deviation is normal in operation within the threshold value range, and otherwise, is abnormal in power generation;
determining a first predicted power generation amount of the photovoltaic cell panel in a first preset period and a second predicted power generation amount of the photovoltaic cell panel in a second preset period according to the ambient temperature and the radiance in weather forecast, and transmitting the first predicted power generation amount and the second predicted power generation amount to the optical storage and charging module;
generating a first flexible optical storage and charging control strategy according to the first predicted generating capacity;
generating a second flexible optical storage and charging control strategy according to the second predicted generating capacity;
and generating the working state of the photovoltaic cell panel according to the working voltage and the working current, and simultaneously optimizing and calculating a third flexible light storage and charge control strategy.
9. The method of claim 8, wherein the flexible optical storage and charging control strategy is received by the optical storage and charging module, and wherein the controlling of the optical storage and charging module to charge and discharge according to the flexible optical storage and charging control strategy is specifically configured to:
storing the electric energy converted by the photovoltaic cell panel through an energy storage device;
the direct-current voltage module controls the energy storage device to supply power to electric equipment based on the first flexible light storage strategy or the second flexible light storage strategy, controls the on-off of the photovoltaic cell panel and the power of the photovoltaic cell panel according to the third flexible light storage control strategy, and performs voltage stabilization on the photovoltaic cell panel according to the power of the photovoltaic cell panel.
10. The method of claim 9, wherein receiving a flexible optical storage and fill control strategy by the optical storage and fill module, controlling the optical storage and fill module to charge and discharge according to the flexible optical storage and fill control strategy is further configured to:
executing a first flexible light storage charging strategy or a second flexible light storage charging strategy through a charging pile control module, and interacting with a charging pile;
and executing a first flexible light storage charging strategy or a second flexible light storage charging strategy through the direct current-alternating current conversion module, performing direct current-alternating current electric energy conversion, and providing converted alternating current for a power grid.
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