CN219018774U - Comprehensive tester for photovoltaic power generation - Google Patents
Comprehensive tester for photovoltaic power generation Download PDFInfo
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- CN219018774U CN219018774U CN202220769791.4U CN202220769791U CN219018774U CN 219018774 U CN219018774 U CN 219018774U CN 202220769791 U CN202220769791 U CN 202220769791U CN 219018774 U CN219018774 U CN 219018774U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a photovoltaic power generation comprehensive tester, which relates to the technical field of new energy, and comprises a solar power generation assembly, a power management unit, a system centralized management unit and a data transmission unit, wherein the solar power generation assembly is arranged on an angle adjusting mechanism, the power management unit is connected with a power acquisition unit and is connected with the solar power generation assembly through the power acquisition unit, the power management unit is provided with at least one of a first interface and a second interface, the first interface is used for connecting a bidirectional electric energy metering assembly and is connected with an alternating current power grid through the bidirectional electric energy metering assembly, the second interface is used for connecting an electronic load unit, the system centralized management unit is provided with a plurality of communication interfaces, the communication interfaces are used for connecting at least one of an irradiation sensor, a dust accumulation detection unit, a temperature sensor and a humidity sensor, and the data transmission unit is used for being in communication connection with a far end. The utility model collects parameters of the photovoltaic power generation working environment.
Description
Technical Field
The utility model relates to the technical field of new energy, in particular to a comprehensive tester for photovoltaic power generation.
Background
With the increasing shortage of energy sources, photovoltaic power generation is gradually popularized as a main means for utilizing solar energy. Wherein, photovoltaic power generation equipment's mounted position has great influence to photovoltaic power generation's intensity. However, there is currently no corresponding equipment for conducting experiments of the working environment of photovoltaic power generation.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a comprehensive photovoltaic power generation tester which can collect parameters of a photovoltaic power generation working environment.
In one aspect, the embodiment of the utility model provides a comprehensive photovoltaic power generation tester, which comprises a solar power generation assembly, a power generation assembly and a power generation assembly, wherein the solar power generation assembly is arranged on an angle adjusting mechanism; the power management unit is connected with the power acquisition unit and is connected with the solar power generation assembly through the power acquisition unit, the power management unit is provided with at least one of a first interface and a second interface, the first interface is used for connecting with the bidirectional electric energy metering assembly and is connected with an alternating current power grid through the bidirectional electric energy metering assembly, and the second interface is used for connecting with the electronic load unit; the system centralized management unit is connected with the power supply management unit and is provided with a plurality of communication interfaces, the communication interfaces are used for connecting at least one of an irradiation sensor, a dust accumulation detection unit, a temperature sensor and a humidity sensor, and the system centralized management unit is also connected with the angle adjusting mechanism; and the data transmission unit is connected with the system centralized management unit and is used for being in communication connection with a remote end.
According to some embodiments of the utility model, the power management unit and the system central management unit are both installed in a box, and the temperature sensor includes a first sub-temperature sensor and a second sub-temperature sensor, the first sub-temperature sensor is installed in the box, and the second sub-temperature sensor is installed outside the box.
According to some embodiments of the utility model, the power management unit and the system central management unit are both installed in a box, and the humidity sensor includes a first sub-humidity sensor and a second sub-humidity sensor, the first sub-humidity sensor is installed in the box, and the second sub-humidity sensor is installed outside the box.
According to some embodiments of the utility model, the system central management unit is further connected with a fan and a heater.
According to some embodiments of the utility model, the system central management unit is further connected with a man-machine interaction unit.
According to some embodiments of the utility model, the man-machine interaction unit adopts a touch display screen, or the man-machine interaction unit comprises a general display screen and operation keys.
According to some embodiments of the utility model, the power management unit is connected with an energy storage battery.
The embodiment of the utility model has at least the following beneficial effects:
the system centralized management unit can collect parameters of the working environment of photovoltaic power generation through the irradiation sensor, the dust accumulation detection unit, the temperature sensor and the humidity sensor, and can adjust the orientation angle of the solar power generation assembly and collect orientation angle parameters of different working periods through the angle adjusting mechanism, and the power management unit measures the generated energy of the solar power generation assembly through the power collection unit so as to provide parameter basis for evaluating the site selection of the photovoltaic power generation.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic block diagram of a photovoltaic power generation comprehensive tester according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a photovoltaic power generation comprehensive tester according to an embodiment of the present utility model;
FIG. 3 is a schematic circuit diagram of an MCU of a system centralized management unit in a photovoltaic power generation comprehensive test apparatus according to an embodiment of the present utility model;
FIG. 4 is a schematic circuit diagram of a first functional circuit of a system central management unit in a photovoltaic power generation comprehensive test apparatus according to an embodiment of the present utility model;
fig. 5 is a schematic circuit diagram of a second functional circuit of the system central management unit in the photovoltaic power generation comprehensive test apparatus according to the embodiment of the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, the meaning of "a number" means one or more, the meaning of "a plurality" means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and "above", "below", "within", etc. are understood to include the present number. If any, the terms "first," "second," etc. are used for distinguishing between technical features only, and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as "disposed," "mounted," "connected," and the like are to be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by those skilled in the art in combination with the specific contents of the technical solutions.
Referring to fig. 1 and 2, the present embodiment discloses a comprehensive photovoltaic power generation tester, which includes a solar power generation assembly 100, a power management unit 200, a system centralized management unit 300 and a data transmission unit 400 (DTU), wherein the solar power generation assembly 100 is mounted on an angle adjustment mechanism 110, the power management unit 200 is connected with a power collection unit 210 and is connected with the solar power generation assembly 100 through the power collection unit 210, the power management unit 200 is provided with at least one of a first interface and a second interface, the first interface is used for connecting with a bidirectional power metering assembly 220 and is connected with an ac power grid through the bidirectional power metering assembly 220, the second interface is used for connecting with an electronic load unit 230, the system centralized management unit 300 is connected with the power management unit 200, the system centralized management unit 300 is provided with a plurality of communication interfaces, the plurality of communication interfaces are used for connecting with at least one of an irradiation sensor 310, a dust accumulation detection unit 320, a temperature sensor 330 and a humidity sensor, the system centralized management unit 300 is also connected with the angle adjustment mechanism 110, and the data transmission unit 400 is connected with the system centralized management unit 300 and is used for being connected with a remote communication.
The power management unit 200 and the system centralized management unit 300 are both installed in a case 010, and the solar power generation assembly 100 and the angle adjustment mechanism 110 are both installed outside the case 010, and it should be noted that, according to different application requirements, the solar power generation assembly 100 and the angle adjustment mechanism 110 may be installed on the case 010 or may be installed at different positions separated from the case 010. The solar power generation assembly 100 is an exemplary solar power generation panel, the angle adjustment mechanism 110 includes a turntable 111, a rotating bracket 112, a first driving motor and a second driving motor, the first driving motor is in transmission connection with the turntable 111 and is used for driving the turntable 111 to rotate 360 ° around an axis in a plane, the rotating bracket 112 is mounted on the turntable 111, the second driving motor is in transmission connection with the rotating bracket 112, and the second driving motor is used for driving the rotating bracket 112 to perform elevation angle adjustment within a preset angle range. The solar power generation assembly 100 is used for performing photovoltaic power generation, and the power collection unit 210 is used for performing power generation detection on the solar power generation assembly 100. The power management unit 200 is configured to perform power management, specifically, under a grid-connected condition, the power management unit 200 is connected to an ac power grid through a bidirectional power metering assembly 220, where the bidirectional power metering assembly 220 employs a bidirectional power meter, and the bidirectional power metering assembly 220 is configured to perform detection of a power consumption amount and a power generation amount, for example, when power is taken from the ac power grid, detect and record the power consumption amount, and when the power generation amount of the solar power generation assembly 100 is sufficient and power is transmitted to the ac power grid, detect and record the power transmission amount. Of course, under the condition of not having grid connection, the power management unit 200 may be connected to the electronic load unit 230 through the second interface, the control end of the electronic load unit 230 is connected to the system central management unit 300, and the system central management unit 300 may adjust the power consumption of the electronic load unit 230 to ensure that the solar power generation assembly 100 works in an optimal power generation state. Depending on the working environment, the system central management unit 300 collects environmental parameters of the working environment through one or more detection devices, for example, an irradiation sensor 310 is used for detecting irradiation intensity of solar energy, a dust accumulation detection unit 320 is used for detecting dust accumulation of the working environment, a temperature sensor 330 is used for detecting temperature of the working environment, and a humidity sensor is used for detecting humidity of the working environment. In addition, the system central management unit 300 may control the angle adjustment mechanism 110 according to the detection signal of the irradiation sensor 310 to adjust the orientation and elevation angle of the solar power generation assembly 100. The comprehensive detection of the working environment is performed through a plurality of detection devices, so that detailed working environment parameters can be obtained, and scientific data support in multiple aspects is improved for evaluating the site selection and the investment benefit of the photovoltaic power generation length, refining the installation angle of the solar power generation assembly 100 and the like. It should be noted that, the components of the power collection unit 210, the power management unit 200, the system centralized management unit 300, the dust accumulation detection unit 320 and the like may be integrated modules in the market, and of course, an application-specific integrated module is also adopted, for example, the system centralized management unit 300 in the embodiment adopts a PLC controller designed by a 32-bit industrial-level ARM processor; also, for example, fig. 3 is a schematic circuit diagram of an MCU adopted by the system central management unit 300, fig. 4 is a first functional circuit connected between the MCU and the angle adjusting mechanism 110, and fig. 5 is a second functional circuit connected between the MCU and the temperature sensor 330. The system central management unit 300 transmits the collected data to a remote cloud platform through the data transmission unit 400 and receives a control signal from the remote, thereby realizing telemetry and remote adjustment.
In some application examples, the power management unit 200 and the system central management unit 300 are both installed in a case 010, and the temperature sensor 330 includes a first sub-temperature sensor installed in the case 010 and a second sub-temperature sensor installed outside the case 010. The first sub-temperature sensor is used for detecting the temperature in the box 010, and the second sub-temperature sensor is used for detecting the temperature outside the box 010, so that the influence of the working environment temperature inside and outside the box 010 on the electronic components in the box 010, such as the power management unit 200 and the system centralized management unit 300, can be comprehensively detected, and a parameter basis is provided for the reliability design of the electronic components.
Also, in some application examples, the power management unit 200 and the system central management unit 300 are both installed in a case 010, and the humidity sensor includes a first sub-humidity sensor installed in the case 010 and a second sub-humidity sensor installed outside the case 010. The first sub humidity sensor is used for detecting the humidity in the box 010, the second sub humidity sensor is used for detecting the humidity outside the box 010, the influence of the working environment humidity inside and outside the box 010 on the electronic component in the box 010 can be comprehensively detected, and a parameter basis is provided for the reliability design of the electronic component.
To improve the reliability of operation, the system central management unit 300 is also connected with a fan 350 and a heater 360. When the temperature exceeds a preset first temperature threshold, the system central management unit 300 controls the fan 350 to work so as to improve the heat dissipation efficiency; when the temperature is lower than a preset second temperature threshold, the system central management unit 300 controls the heater 360 to operate so as to raise the operating environment temperature; when the humidity exceeds a preset humidity threshold, the system central management unit 300 controls the fan 350 and the heater 360 to operate to improve the dehumidifying efficiency. In this way, operational reliability in high temperature, low temperature or high humidity environments can be ensured.
In some application examples, the system central management unit 300 is further connected with a man-machine interaction unit 370. Specifically, the human-computer interaction unit 370 adopts a touch display screen, or the human-computer interaction unit 370 includes a general display screen and operation keys.
In some application examples, the power management unit 200 is connected with an energy storage battery 240. The energy storage battery 240 stores surplus electric energy when the power generation state of the solar power generation module 100 is good, and supplies electric energy when the power generation state of the solar power generation module 100 is not good.
The system centralized management unit 300 can collect parameters of the working environment of photovoltaic power generation through the irradiation sensor 310, the dust accumulation detection unit 320, the temperature sensor 330 and the humidity sensor, and can adjust the orientation angle of the solar power generation assembly 100 and collect orientation angle parameters of different working periods through the angle adjusting mechanism 110, and the power management unit 200 measures the generated energy of the solar power generation assembly 100 through the power collecting unit 210 to provide parameter basis for evaluating the site selection of the photovoltaic power generation.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (7)
1. A photovoltaic power generation comprehensive tester, comprising:
the solar power generation assembly is arranged on an angle adjusting mechanism;
the power management unit is connected with the power acquisition unit and is connected with the solar power generation assembly through the power acquisition unit, the power management unit is provided with at least one of a first interface and a second interface, the first interface is connected with the bidirectional electric energy metering assembly and is connected with an alternating current power grid through the bidirectional electric energy metering assembly, and the second interface is connected with the electronic load unit;
the system centralized management unit is connected with the power supply management unit and is provided with a plurality of communication interfaces, the communication interfaces are connected with at least one of an irradiation sensor, a dust accumulation detection unit, a temperature sensor and a humidity sensor, and the system centralized management unit is also connected with the angle adjusting mechanism;
and the data transmission unit is connected with the system centralized management unit and is in communication connection with a remote end.
2. The integrated photovoltaic power generation tester according to claim 1, wherein the power management unit and the system centralized management unit are both installed in a case, the temperature sensor includes a first sub-temperature sensor installed in the case and a second sub-temperature sensor installed outside the case.
3. The integrated photovoltaic power generation tester according to claim 1, wherein the power management unit and the system centralized management unit are both installed in a case, the humidity sensor includes a first sub-humidity sensor installed in the case and a second sub-humidity sensor installed outside the case.
4. The integrated photovoltaic power generation tester according to claim 1, 2 or 3, wherein the system central management unit is further connected with a fan and a heater.
5. The comprehensive photovoltaic power generation tester according to claim 1, wherein the system centralized management unit is further connected with a man-machine interaction unit.
6. The integrated photovoltaic power generation tester according to claim 5, wherein the man-machine interaction unit adopts a touch display screen, or the man-machine interaction unit comprises a general display screen and operation keys.
7. The integrated photovoltaic power generation tester according to claim 1, wherein the power management unit is connected with an energy storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220769791.4U CN219018774U (en) | 2022-04-02 | 2022-04-02 | Comprehensive tester for photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220769791.4U CN219018774U (en) | 2022-04-02 | 2022-04-02 | Comprehensive tester for photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219018774U true CN219018774U (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220769791.4U Active CN219018774U (en) | 2022-04-02 | 2022-04-02 | Comprehensive tester for photovoltaic power generation |
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| Country | Link |
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| CN (1) | CN219018774U (en) |
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2022
- 2022-04-02 CN CN202220769791.4U patent/CN219018774U/en active Active
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