CN118174650A - Method and device for detecting photovoltaic equipment and storage medium - Google Patents

Method and device for detecting photovoltaic equipment and storage medium Download PDF

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Publication number
CN118174650A
CN118174650A CN202410168034.5A CN202410168034A CN118174650A CN 118174650 A CN118174650 A CN 118174650A CN 202410168034 A CN202410168034 A CN 202410168034A CN 118174650 A CN118174650 A CN 118174650A
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CN
China
Prior art keywords
photovoltaic
detection data
current
determining
power
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Pending
Application number
CN202410168034.5A
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Chinese (zh)
Inventor
凌宁
焦道海
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Changzhou Sino Sea Elecpower Co ltd
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Changzhou Sino Sea Elecpower Co ltd
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Publication date
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Priority to CN202410168034.5A priority Critical patent/CN118174650A/en
Publication of CN118174650A publication Critical patent/CN118174650A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The disclosure relates to a method, a device and a storage medium for detecting photovoltaic equipment, wherein the method comprises the following steps: receiving operation data sent by the photovoltaic equipment and receiving detection data sent by detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device; selecting a target illumination model from preset illumination models according to a first characteristic value in the first detection data and a second characteristic value in the second detection data; wherein the illumination model comprises a target illumination model; determining a corresponding current state point in the target illumination model according to the operation data, and determining the current power of the current state point; and sending the current power to a user.

Description

Method and device for detecting photovoltaic equipment and storage medium
Technical Field
The embodiment of the disclosure relates to the technical field of photovoltaic equipment, and more particularly relates to a detection method, a detection device and a storage medium of the photovoltaic equipment.
Background
Currently, photovoltaic devices are one of the power generation devices, which is a cleaner power generation energy source. The photovoltaic device may charge a battery such that the battery may power the user device. For the existing detection technology of the photovoltaic equipment, the power of the photovoltaic equipment in the operation process is usually detected, but under the condition that the factors such as the ambient temperature or the illumination intensity change, the current of a power supply line for supplying power to a storage battery by the photovoltaic equipment can change, so that the detected power error of the photovoltaic equipment is larger.
Disclosure of Invention
It is an object of embodiments of the present disclosure to provide a new solution for detection of photovoltaic devices.
According to a first aspect of the present disclosure, there is provided a method of detecting a photovoltaic device, the method comprising:
Receiving operation data sent by the photovoltaic equipment and receiving detection data sent by detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device;
Selecting a target illumination model from preset illumination models according to a first characteristic value in the first detection data and a second characteristic value in the second detection data; wherein the illumination model comprises a target illumination model;
Determining a corresponding current state point in the target illumination model according to the operation data, and determining the current power of the current state point;
And sending the current power to a user.
Optionally, the first characteristic value includes at least one of radiation intensity, radiation illuminance, and ambient temperature.
Optionally, the photovoltaic device comprises a photovoltaic panel and a photovoltaic bracket for changing the orientation of the photovoltaic panel; the second characteristic value includes a device temperature and an inclination angle of the photovoltaic panel.
Optionally, the selecting a target illumination model from preset illumination models according to a first feature value of the first feature in the first detection data and a second feature value of the second feature in the second detection data includes:
Determining a first feature class for a first feature value in the first detection data and determining a second feature class for a second feature value in the second detection data;
Selecting a target illumination model corresponding to the first characteristic type and the second characteristic type from preset illumination models according to a preset first mapping relation; the first mapping relation is the corresponding relation between different first characteristic types and second characteristic types and different illumination models.
Optionally, before the current power is sent to the user, the method further includes:
Determining the highest power of the highest power point set in the target illumination model;
determining a power difference between the highest power and the current power;
And sending the power difference value to the user.
Optionally, an AC/DC converter is disposed between the photovoltaic device and the storage battery, and after determining, according to the operation data, a corresponding current state point in the target illumination model and determining a current power of the current state point, the method further includes:
Determining a second moment before a first moment corresponding to the current state point and a historical state point corresponding to the second moment;
determining the historical power of the historical state point;
determining a current stage of the photovoltaic equipment according to the historical power and the current power;
And according to the current stage, controlling the conversion efficiency of the AC/DC converter to the alternating current output by the photovoltaic equipment.
Optionally, the stage in which the photovoltaic device is located is divided into a rising stage, a stationary stage and a falling stage;
the controlling the conversion efficiency of the AC/DC converter to the alternating current output by the photovoltaic device according to the current stage includes:
When the current stage is the rising stage, determining the current temperature of the storage battery, controlling a temperature rising device arranged on the storage battery to work, and when the temperature of the storage battery reaches a set temperature, controlling the AC/DC converter to set the AC power output by the AC/DC converter to the storage battery with different conversion efficiencies according to a preset second mapping relation; the second mapping relation indicates that different storage battery temperatures correspond to different conversion efficiencies;
Controlling the AC/DC converter to output alternating current to the storage battery according to a set first conversion efficiency under the condition that the current stage is the stable stage;
And controlling the AC/DC converter to stop the alternating current output to the storage battery in the case that the current stage is the stationary stage.
According to a second aspect of the present disclosure, there is also provided a detection apparatus of a photovoltaic device, the apparatus comprising:
the data receiving module is used for receiving the operation data sent by the photovoltaic equipment and receiving the detection data sent by the detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device;
The model selection module is used for selecting a target illumination model from preset illumination models according to a first characteristic value of the first characteristic in the first detection data and a second characteristic value of the second characteristic in the second detection data; wherein the illumination model comprises a target illumination model;
The power determining module is used for determining a corresponding current state point in the target illumination model according to the operation data and determining the current power of the current state point;
And the power transmitting module is used for transmitting the current power to a user.
According to a third aspect of the present disclosure, there is also provided a detection apparatus of a photovoltaic device, comprising a memory for storing a computer program and a processor; the processor is configured to execute the computer program to implement the method according to the first aspect of the present disclosure.
According to a fourth aspect of the present disclosure, there is also provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method according to the first aspect of the present disclosure.
The method and the device have the advantages that the target illumination model corresponding to the detection data can be selected by receiving the detection data sent by the detection device of the photovoltaic device, and the current state point and the current power of the photovoltaic device can be determined according to the target illumination model and the operation data so as to feed back the current power to a user, so that the accuracy of the detection power of the photovoltaic device is improved.
Other features of the disclosed embodiments and their advantages will become apparent from the following detailed description of exemplary embodiments of the disclosure, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the embodiments of the disclosure.
Fig. 1 is a schematic hardware configuration diagram of a detection apparatus of a photovoltaic device according to a detection method of a photovoltaic device according to an embodiment of the present disclosure;
FIG. 2 is a flow diagram of a method of detecting a photovoltaic device according to one embodiment;
FIG. 3 is a block schematic diagram of a detection apparatus of a photovoltaic device according to one embodiment;
fig. 4 is a schematic hardware configuration of a detection apparatus of a photovoltaic device according to an embodiment.
Detailed Description
Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
< System example >
Fig. 1 shows a schematic hardware configuration of a detection apparatus of a photovoltaic device that can be used to implement a detection method of a photovoltaic device according to an embodiment of the present disclosure.
The photovoltaic device detection apparatus 1000 is a device capable of communicating with the photovoltaic device 2000 via a network. The detecting device 1000 of the photovoltaic apparatus may be a server or a computer, etc., which is not limited herein. The photovoltaic device 2000 may be a photovoltaic solar panel with a communication function, etc.
As shown in fig. 1, the detection device 1000 of the photovoltaic apparatus may include a processor 1101, a memory 1102, an interface device 1103, a communication device 1104, an output device 1105, an input device 1106, and the like. The hardware configuration shown in fig. 1 is merely illustrative and is in no way intended to limit the disclosure, its application, or uses.
The processor 1101 is configured to execute a computer program that may be written in an instruction set of an architecture such as x86, arm, RISC, MIPS, SSE, etc. The memory 1102 includes, for example, ROM (read only memory), RAM (random access memory), nonvolatile memory such as a hard disk, and the like. The interface device 1103 includes, for example, a USB interface, a network cable interface, an earphone interface, and the like. The communication device 1104 may include at least one short-range communication module, such as any module that performs short-range wireless communication based on Hilink protocols, wiFi (IEEE 802.11 protocols), mesh, bluetooth, zigBee, thread, Z-Wave, NFC, UWB, liFi, and the like, and the communication device 1104 may include a remote communication module, such as any module that performs WLAN, GPRS, and 2G/3G/4G/5G remote communication, for example. The output device 1105 may include, for example, a liquid crystal display or touch display, speakers, etc. The input device 1106 may include, for example, a touch screen, a keyboard, a microphone, various sensors, and the like.
In this embodiment, the memory 1102 of the detection device 1000 of the photovoltaic apparatus is used to store a computer program for controlling the processor 1101 to operate to perform the detection method of the photovoltaic apparatus according to any embodiment of the present disclosure.
Next, various embodiments of a game application processing method will be described using the detection apparatus 1000 of the photovoltaic device shown in fig. 1 as an implementation subject.
< Method example >
Fig. 2 is a flow diagram of a method of detecting a photovoltaic device according to one embodiment. The main body of this embodiment is, for example, the detection device 1000 of the photovoltaic apparatus in fig. 1.
As shown in fig. 2, the method for detecting a photovoltaic device of this embodiment may include the following steps S210 to S240:
Step S210, receiving operation data sent by the photovoltaic equipment and receiving detection data sent by detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device.
In this embodiment, the operation data is, for example, an operation temperature of the photovoltaic device, an output voltage value, and the like, which are not limited herein.
In the present embodiment, the detection data is, for example, data obtained by detecting the power supply line by a temperature sensor, an ammeter, a voltmeter, or the like, and is not limited thereto. That is, the first characteristic may be an ambient temperature and an illumination intensity, etc., the first detection data is a value of the ambient temperature and the illumination intensity, etc., the second characteristic may be a value of the temperature, the voltage, and the current, etc. inside the photovoltaic device, and the second detection data is a value of the temperature, the voltage, and the current inside the photovoltaic device.
Step S220, selecting a target illumination model from preset illumination models according to a first characteristic value in the first detection data and a second characteristic value in the second detection data; wherein the illumination model comprises a target illumination model.
In this embodiment, different illumination models are preset in the detection device of the photovoltaic device, each illumination model is an existing photovoltaic array output characteristic curve, and the illumination models are manually set and are not specifically described herein. In some examples, these lighting models may be updated periodically by the user.
In some embodiments, to improve the accuracy of the selected illumination model, the first characteristic value comprises at least one of radiation intensity, radiation illuminance, and ambient temperature.
In some embodiments, to promote accuracy of the selected illumination model, the photovoltaic device includes a photovoltaic panel and a photovoltaic bracket for changing an orientation of the photovoltaic panel; the second characteristic value includes a device temperature and an inclination angle of the photovoltaic panel.
In this embodiment, the detecting device of the photovoltaic device may determine, according to the inclination angle of the photovoltaic panel, the current wind resistance coefficient of the photovoltaic panel through a preset third mapping relationship, and determine, through the wind sensor and the wind resistance coefficient of the photovoltaic panel, the temperature drop value of the photovoltaic device. And the actual temperature of the photovoltaic equipment is obtained through the equipment temperature and the temperature reduction value, so that the illumination model is selected through the actual temperature, and the accuracy is higher.
In some embodiments, to further improve the accuracy of the selected illumination model, step S220 may include the following steps S310 and S320:
Step S310, determining a first feature class for the first feature value in the first detection data, and determining a second feature class for the second feature value in the second detection data.
In this embodiment, the first characteristic type, such as radiation intensity, radiation illuminance, and ambient temperature, and the second characteristic type, such as actual temperature, voltage, and the like of the photovoltaic device, are not limited herein.
Step S320, selecting a target illumination model corresponding to the first characteristic type and the second characteristic type from preset illumination models according to a preset first mapping relation; the first mapping relation is the corresponding relation between different first characteristic types and second characteristic types and different illumination models.
Step S230, according to the operation data, determining the corresponding current state point in the target illumination model, and determining the current power of the current state point.
In this embodiment, the operation data is, for example, a value of a voltage output by the photovoltaic device, a value of a corresponding current in the target illumination model and a corresponding current state point can be determined by using the value of the voltage, and the current power of the current state point is obtained according to the value of the voltage and the value of the current.
Step S240, the current power is sent to the user.
In some embodiments, to facilitate a user' S view of whether the current power reaches the highest power, the method includes the following steps S410 to S430 before step S240:
Step S410, determining the highest power of the highest power point set in the target illumination model.
In this embodiment, each illumination model sets a corresponding highest power point and the highest power of that highest power point.
Step S420, determining a power difference between the highest power and the current power.
In this embodiment, power difference = highest power-current power.
Step S430, the power difference is sent to the user.
In some embodiments, after step S230, an AC/DC converter is provided between the photovoltaic device and the battery, the method further comprising the steps of S510 to S540 of:
Step S510. And determining a second moment before the first moment corresponding to the current state point and a historical state point corresponding to the second moment.
In this embodiment, the historical state point may be the same illumination model corresponding to the current state point, or may be a different illumination model, which is not limited herein.
Step S520, determining the historical power of the historical state point.
Step S530, determining the current stage of the photovoltaic equipment according to the historical power and the current power.
In the case where the current power minus the historical power is greater than or equal to the set threshold, the current stage in which the photovoltaic device is located is the rising stage. In the case that the historical power minus the current power is greater than or equal to the set threshold, the current stage in which the photovoltaic device is located is a falling stage. In the case where the current power minus the historical power is less than the set threshold, the current phase in which the photovoltaic device is located is a plateau phase. The set threshold is set manually, and is not limited herein.
Step S540, according to the current stage, controlling the conversion efficiency of the AC/DC converter for the AC power output by the photovoltaic device.
In some embodiments, in order to increase the charging efficiency of the storage battery, the stage in which the photovoltaic device is located is divided into a rising stage, a stationary stage, and a falling stage. Step S540 may include the following steps S610 to S630:
Step S610, when the current stage is the rising stage, determining the current temperature of the storage battery, controlling a temperature raising device configured on the storage battery to work, and when the temperature of the storage battery reaches the set temperature, controlling the AC/DC converter to set the AC/DC converter to output the AC power to the storage battery with different conversion efficiencies according to a preset second mapping relation; the second mapping relationship indicates that different temperatures of the storage battery correspond to different conversion efficiencies.
In this embodiment, the set temperature is set manually, and is not limited herein.
In the present embodiment, the temperature increasing means is, for example, a heating resistor or the like, and is not limited thereto.
In this embodiment, the AC/DC converter is a conventional conversion circuit, which is not described here in detail. The detection device of the photovoltaic equipment can change the alternating current output by the AC/DC converter to the storage battery with different conversion efficiency by outputting PWM signals with different duty ratios to the AC/DC converter.
In step S620, when the current stage is a stationary stage, the AC/DC converter is controlled to output AC power to the battery at the set first conversion efficiency.
In this embodiment, the first conversion efficiency corresponds to the duty cycle output by the detection device of the photovoltaic apparatus, that is, the duty cycle corresponding to the first conversion efficiency is 100%.
In step S630, when the current stage is a stationary stage, the AC/DC converter is controlled to stop outputting AC power to the battery.
< Device example one >
Fig. 3 is a functional block diagram of a detection apparatus of a photovoltaic device according to one embodiment. As shown in fig. 4, the detection apparatus 300 of the photovoltaic device may include:
A data receiving module 310, configured to receive operation data sent by a photovoltaic device, and receive detection data sent by a detection device for detecting the photovoltaic device; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device;
The model selecting module 320 is configured to select a target illumination model from preset illumination models according to a first feature value of the first feature in the first detection data and a second feature value of the second feature in the second detection data; wherein the illumination model comprises a target illumination model;
The power determining module 330 is configured to determine a corresponding current state point in the target illumination model according to the operation data, and determine a current power of the current state point;
And the power transmitting module 340 is configured to transmit the current power to the user.
Optionally, the model selection module 320 is further configured to determine a first feature class for the first feature value in the first detection data, and determine a second feature class for the second feature value in the second detection data; selecting a target illumination model corresponding to the first characteristic type and the second characteristic type from preset illumination models according to a preset first mapping relation; the first mapping relation is the corresponding relation between different first characteristic types and second characteristic types and different illumination models.
Optionally, the detecting apparatus 300 of the photovoltaic device further includes a power difference determining module, configured to determine a highest power of the highest power point set in the target illumination model; determining a power difference between the highest power and the current power; the power difference is sent to the user.
Optionally, the detecting apparatus 300 of the photovoltaic device further includes a device control module, configured to determine a second time before the first time corresponding to the current state point and a history state point corresponding to the second time; determining the historical power of the historical state point; determining the current stage of the photovoltaic equipment according to the historical power and the current power; according to the current stage, the conversion efficiency of the AC/DC converter to the alternating current output by the photovoltaic device is controlled.
Optionally, the device control module is further configured to determine a current temperature of the storage battery when the current stage is an ascending stage, control a temperature raising device configured on the storage battery to work, and control the AC/DC converter to set AC power output to the storage battery by the AC/DC converter with different conversion efficiencies according to a preset second mapping relationship when the temperature of the storage battery reaches a set temperature; the second mapping relation indicates that different storage battery temperatures correspond to different conversion efficiencies; under the condition that the current stage is a stable stage, controlling the AC/DC converter to output alternating current to the storage battery according to the set first conversion efficiency; in the case where the current stage is the stationary stage, the AC/DC converter is controlled to stop the alternating current output to the battery.
The detection apparatus 300 of the photovoltaic device may be the detection apparatus 1000 of the photovoltaic device in fig. 1.
< Device example two >
Fig. 4 is a schematic diagram of a hardware structure of an electronic device according to another embodiment.
As shown in fig. 4, the detecting apparatus 400 of the photovoltaic device includes a processor 410 and a memory 420, the memory 420 is used for storing an executable computer program, and the processor 410 is used for executing the method according to the control of the computer program.
The detection apparatus 400 of the photovoltaic device may be the detection apparatus 1000 of the photovoltaic device in fig. 1.
The modules of the above detection apparatus 300 for a photovoltaic device may be implemented by the processor 410 executing the computer program stored in the memory 420 in this embodiment, or may be implemented by other structures, which are not limited herein.
The present invention may be a system, method, and/or computer program product. The computer program product may include a computer readable storage medium having computer readable program instructions embodied thereon for causing a processor to implement aspects of the present invention.
The computer readable storage medium may be a tangible device that can hold and store instructions for use by an instruction execution device. The computer readable storage medium may be, for example, but not limited to, an electronic storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination of the foregoing. More specific examples (a non-exhaustive list) of the computer-readable storage medium would include the following: portable computer disks, hard disks, random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), static Random Access Memory (SRAM), portable compact disk read-only memory (CD-ROM), digital Versatile Disks (DVD), memory sticks, floppy disks, mechanical coding devices, punch cards or in-groove structures such as punch cards or grooves having instructions stored thereon, and any suitable combination of the foregoing. Computer-readable storage media, as used herein, are not to be construed as transitory signals per se, such as radio waves or other freely propagating electromagnetic waves, electromagnetic waves propagating through waveguides or other transmission media (e.g., optical pulses through fiber optic cables), or electrical signals transmitted through wires.
The computer readable program instructions described herein may be downloaded from a computer readable storage medium to a respective computing/processing device or to an external computer or external storage device over a network, such as the internet, a local area network, a wide area network, and/or a wireless network. The network may include copper transmission cables, fiber optic transmissions, wireless transmissions, routers, firewalls, switches, gateway computers and/or edge servers. The network interface card or network interface in each computing/processing device receives computer readable program instructions from the network and forwards the computer readable program instructions for storage in a computer readable storage medium in the respective computing/processing device.
Computer program instructions for carrying out operations of the present invention may be assembly instructions, instruction Set Architecture (ISA) instructions, machine-related instructions, microcode, firmware instructions, state setting data, or source or object code written in any combination of one or more programming languages, including an object oriented programming language such as SMALLTALK, C ++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The computer readable program instructions may be executed entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider). In some embodiments, aspects of the present invention are implemented by personalizing electronic circuitry, such as programmable logic circuitry, field Programmable Gate Arrays (FPGAs), or Programmable Logic Arrays (PLAs), with state information for computer readable program instructions, which can execute the computer readable program instructions.
Various aspects of the present invention are described herein with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each block of the flowchart illustrations and/or block diagrams, and combinations of blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer-readable program instructions.
These computer readable program instructions may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions/acts specified in the flowchart and/or block diagram block or blocks. These computer readable program instructions may also be stored in a computer readable storage medium that can direct a computer, programmable data processing apparatus, and/or other devices to function in a particular manner, such that the computer readable medium having the instructions stored therein includes an article of manufacture including instructions which implement the function/act specified in the flowchart and/or block diagram block or blocks.
The computer readable program instructions may also be loaded onto a computer, other programmable data processing apparatus, or other devices to cause a series of operational steps to be performed on the computer, other programmable apparatus or other devices to produce a computer implemented process such that the instructions which execute on the computer, other programmable apparatus or other devices implement the functions/acts specified in the flowchart and/or block diagram block or blocks.
The flowcharts and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of instructions, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions. It is well known to those skilled in the art that implementation by hardware, implementation by software, and implementation by a combination of software and hardware are all equivalent.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the invention is defined by the appended claims.

Claims (10)

1. A method of detecting a photovoltaic device, the method comprising:
Receiving operation data sent by the photovoltaic equipment and receiving detection data sent by detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device;
Selecting a target illumination model from preset illumination models according to a first characteristic value in the first detection data and a second characteristic value in the second detection data; wherein the illumination model comprises a target illumination model;
Determining a corresponding current state point in the target illumination model according to the operation data, and determining the current power of the current state point;
And sending the current power to a user.
2. The method of claim 1, wherein the first characteristic value comprises at least one of radiation intensity, radiation illuminance, and ambient temperature.
3. The method of claim 1, wherein the photovoltaic device comprises a photovoltaic panel and a photovoltaic bracket for changing the orientation of the photovoltaic panel; the second characteristic value includes a device temperature and an inclination angle of the photovoltaic panel.
4. The method according to claim 1, wherein selecting the target illumination model from the preset illumination models according to the first feature value of the first feature in the first detection data and the second feature value of the second feature in the second detection data comprises:
Determining a first feature class for a first feature value in the first detection data and determining a second feature class for a second feature value in the second detection data;
Selecting a target illumination model corresponding to the first characteristic type and the second characteristic type from preset illumination models according to a preset first mapping relation; the first mapping relation is the corresponding relation between different first characteristic types and second characteristic types and different illumination models.
5. The method of claim 1, wherein prior to the transmitting the current power to the user, the method further comprises:
Determining the highest power of the highest power point set in the target illumination model;
determining a power difference between the highest power and the current power;
And sending the power difference value to the user.
6. The method of claim 1, wherein an AC/DC converter is provided between the photovoltaic device and the battery, wherein after determining a corresponding current state point in the target lighting model and determining a current power of the current state point according to the operation data, the method further comprises:
Determining a second moment before a first moment corresponding to the current state point and a historical state point corresponding to the second moment;
determining the historical power of the historical state point;
determining a current stage of the photovoltaic equipment according to the historical power and the current power;
And according to the current stage, controlling the conversion efficiency of the AC/DC converter to the alternating current output by the photovoltaic equipment.
7. The method according to claim 1, wherein the phases in which the photovoltaic device is located are divided into a rising phase, a plateau phase and a falling phase;
the controlling the conversion efficiency of the AC/DC converter to the alternating current output by the photovoltaic device according to the current stage includes:
When the current stage is the rising stage, determining the current temperature of the storage battery, controlling a temperature rising device arranged on the storage battery to work, and when the temperature of the storage battery reaches a set temperature, controlling the AC/DC converter to set the AC power output by the AC/DC converter to the storage battery with different conversion efficiencies according to a preset second mapping relation; the second mapping relation indicates that different storage battery temperatures correspond to different conversion efficiencies;
Controlling the AC/DC converter to output alternating current to the storage battery according to a set first conversion efficiency under the condition that the current stage is the stable stage;
And controlling the AC/DC converter to stop the alternating current output to the storage battery in the case that the current stage is the stationary stage.
8. A device for detecting a photovoltaic apparatus, the device comprising:
the data receiving module is used for receiving the operation data sent by the photovoltaic equipment and receiving the detection data sent by the detection equipment for detecting the photovoltaic equipment; wherein the detection data comprises first detection data regarding a first characteristic of the lighting environment and second detection data regarding operation of the photovoltaic device;
The model selection module is used for selecting a target illumination model from preset illumination models according to a first characteristic value of the first characteristic in the first detection data and a second characteristic value of the second characteristic in the second detection data; wherein the illumination model comprises a target illumination model;
The power determining module is used for determining a corresponding current state point in the target illumination model according to the operation data and determining the current power of the current state point;
And the power transmitting module is used for transmitting the current power to a user.
9. A detection apparatus for a photovoltaic device, comprising a memory and a processor, the memory being configured to store a computer program; the processor is configured to execute the computer program to implement the method according to any one of claims 1 to 7.
10. A computer readable storage medium, characterized in that the computer readable storage medium has stored thereon a computer program which, when executed by a processor, implements the method according to any of claims 1 to 7.
CN202410168034.5A 2024-02-06 2024-02-06 Method and device for detecting photovoltaic equipment and storage medium Pending CN118174650A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410168034.5A CN118174650A (en) 2024-02-06 2024-02-06 Method and device for detecting photovoltaic equipment and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410168034.5A CN118174650A (en) 2024-02-06 2024-02-06 Method and device for detecting photovoltaic equipment and storage medium

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CN118174650A true CN118174650A (en) 2024-06-11

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