CN221081265U - Intelligent energy-saving device for photovoltaic field - Google Patents
Intelligent energy-saving device for photovoltaic field Download PDFInfo
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- CN221081265U CN221081265U CN202322848142.0U CN202322848142U CN221081265U CN 221081265 U CN221081265 U CN 221081265U CN 202322848142 U CN202322848142 U CN 202322848142U CN 221081265 U CN221081265 U CN 221081265U
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- 238000005286 illumination Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000009471 action Effects 0.000 claims abstract description 9
- 230000003993 interaction Effects 0.000 claims abstract description 5
- 239000003990 capacitor Substances 0.000 claims description 70
- 238000004891 communication Methods 0.000 claims description 35
- 101100100146 Candida albicans NTC1 gene Proteins 0.000 claims description 4
- 238000010248 power generation Methods 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses an intelligent energy-saving device for a photovoltaic field, which relates to the technical field of photovoltaic power generation equipment and comprises the following components: the main control element is used for communicating with the server and acquiring sunrise and sunset time, detecting the illuminance of the environment and amplifying the detected signals, performing data interaction with the time control module and acquiring weather conditions and sunrise and sunset time, receiving the illumination signals output by the illumination detection module, and controlling the opening and closing states of the actuating element according to the acquired signals and the received signals. The intelligent energy-saving device for the photovoltaic field controls the execution action element to perform automatic switching-on and automatic switching-off functions according to sunrise and sunset time and illuminance intensity through the main control element, automatically cuts off the power supply state of the whole current collecting line, reduces the energy consumption of the line, and automatically drops into the line before power generation, so that normal photovoltaic tracking power generation is not affected.
Description
Technical Field
The utility model relates to the technical field of photovoltaic power generation equipment, in particular to an intelligent energy-saving device for a photovoltaic field.
Background
The photovoltaic field is a photovoltaic power generation system which is connected with a power grid and transmits power to the power grid, the photovoltaic field generates power when sunlight exists in the daytime, the power generation can be stopped when sunlight does not exist at night, however, at present, when the photovoltaic field station does not generate power, the switch equipment in the field station is not switched off, the whole photovoltaic current collection circuit is in a connection state with a public power grid, and at the moment, the power grid generates no-load loss through a cable of the current collection circuit, an overhead line and a step-up transformer, so that unnecessary cost loss is caused, and the improvement is needed.
Disclosure of utility model
The embodiment of the utility model provides an intelligent energy-saving device for a photovoltaic field, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The intelligent photovoltaic field energy-saving device is characterized in that a device door switch is arranged on one side of the outside, a main control element is arranged on the other side of the outside of the intelligent photovoltaic field energy-saving device, an execution action element is arranged in the intelligent photovoltaic field energy-saving device, and the main control element is connected with the execution action element.
As still further aspects of the invention: the main control element comprises a time control module, an illumination detection module and an intelligent control module;
Preferably, the time control module is used for communicating with the server and acquiring sunrise and sunset time;
Preferably, the illumination detection module is used for detecting the ambient illuminance and amplifying the detected signal;
Preferably, the intelligent control module is used for carrying out data interaction with the time control module, acquiring weather conditions and sunrise and sunset time, receiving illumination signals output by the illumination detection module, and controlling the opening and closing states of the actuating element according to the acquired signals and the received signals;
preferably, the time control module and the illumination detection module are both connected with the intelligent control module.
As still further aspects of the invention: the illumination detection module comprises a connector CN2, wherein a first end of the connector CN2 is connected with one end of a capacitor C43 and a third end of an operational amplifier U4 and is connected with a first power supply VCC_MCC through a resistor R41, a second end of the connector CN2 and the other end of the capacitor C43 are grounded, an eighth end of the operational amplifier U4 is connected with a second power supply VCC, one end of the capacitor C45 and one end of the capacitor C46, a second end of the operational amplifier U4 is connected with the first end of the operational amplifier U4 and the first end of a resistor R44 through a resistor R40, a second end of the resistor R44 is grounded through the capacitor C44, a photosensitive signal NTC1 is output by the second end of the resistor R44, a fourth end of the operational amplifier U4 is grounded, and the other end of the capacitor C46 are grounded.
As still further aspects of the invention: the time control module comprises a communication chip M1, the intelligent control module comprises a control chip MCU, a seventh end of the communication chip M1 is connected with a collector electrode of a triode Q3 and one end of a capacitor C24, an emitter electrode of the triode Q3 and the other end of the capacitor C25 are both grounded, a base electrode of the triode Q3 is connected with a first end of a resistor R22 and is grounded through a resistor R23, and a second end of the resistor R22 is connected with an MCU_KEY pin of the control chip MCU.
As still further aspects of the invention: the time control module further comprises a level shifter U3, a second end of the level shifter U3, a third end of the level shifter U3, a fourth end of the level shifter U3 and a fifth end of the level shifter U3 are respectively connected with an eighteenth end of the communication chip M1, a seventeenth end of the communication chip M1, a nineteenth end of the communication chip M1 and a eighteenth end of the communication chip M1, a first end of the level shifter U3 is connected with a third power supply VCC_E and is grounded through a capacitor C16, a fourteenth end of the level shifter U3 is connected with a first power supply VCC_MCU and is grounded through a capacitor C17, the third power supply VCC_E is also connected with an eighth end of the level shifter U3, a seventh end of the level shifter U3 is grounded, and a twelfth end of the level shifter U3 and a thirteenth end of the level shifter U3 are respectively connected with a UART1_TX pin of the control chip MCU and a 1_RX pin of the control chip MCU.
As still further aspects of the invention: the time control module further comprises an antenna E1 and an antenna E2, wherein the antenna E1 is connected with one end of a capacitor C18 and is connected with one end of a fourth power supply VCC_3.8V and one end of a capacitor C15 through an inductor L2 and a resistor R13 in sequence, the other end of the capacitor C15 is grounded, the other end of the capacitor C18 is connected with one end of a capacitor C20 and is connected with one end of the capacitor C19 and the second end of a communication chip M1 through a resistor R16, the other end of the capacitor C20 and the other end of the capacitor C19 are grounded, the antenna E2 is connected with one end of a capacitor C21 and is connected with the third fifteen end of the communication chip M1 and one end of a capacitor C22 through a resistor R19, and the other end of the capacitor C21 and the other end of the capacitor C22 are grounded.
Compared with the prior art, the utility model has the beneficial effects that: the intelligent energy-saving device for the photovoltaic field controls the execution action element to perform automatic switching-on and automatic switching-off functions according to sunrise and sunset time and illuminance intensity through the main control element, automatically cuts off the power supply state of the whole current collecting line, reduces the energy consumption of the line, and automatically drops into the line before power generation, so that normal photovoltaic tracking power generation is not affected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a first structure of an intelligent energy-saving device for a photovoltaic field according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a second structure of an intelligent energy-saving device for a photovoltaic field according to an embodiment of the present utility model.
Fig. 3 is a connection circuit diagram of an illumination detection module according to an embodiment of the present utility model.
Fig. 4 is a circuit diagram of a connection of a time control module according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a device door switch; 2. a main control unit; 3. and executing the action element.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In one embodiment, referring to fig. 1 and 2, a photovoltaic intelligent energy-saving device is provided, a device door switch 1 is installed on one side of the outside, a main control element 2 is installed on the other side of the outside of the photovoltaic intelligent energy-saving device, an actuating element 3 is installed inside the photovoltaic intelligent energy-saving device, and the main control element 2 is connected with the actuating element 3.
In a specific embodiment, the actuating element 3 may be a switching switch, and the current collecting line is automatically switched by switching on and off.
In another embodiment, referring to fig. 3, the main control element 3 includes a time control module, an illumination detection module and an intelligent control module;
specifically, the time control module is used for communicating with the server and sunrise and sunset time;
the illumination detection module is used for detecting the ambient illuminance and amplifying the detected signal;
The intelligent control module is used for carrying out data interaction with the time control module, acquiring weather conditions and sunrise and sunset time, receiving illumination signals output by the illumination detection module, and controlling the opening and closing states of the actuating element 3 according to the acquired signals and the received signals;
The time control module and the illumination detection module are connected with the intelligent control module.
Further, the illumination detection module includes a connector CN2, a first end of the connector CN2 is connected to one end of the capacitor C43 and a third end of the op-amp U4 and is connected to the first power vcc_mcc through the resistor R41, a second end of the connector CN2 and the other end of the capacitor C43 are both grounded, an eighth end of the op-amp U4 is connected to the second power VCC, one end of the capacitor C45 and one end of the capacitor C46, a second end of the op-amp U4 is connected to the first end of the op-amp U4 and the first end of the resistor R44 through the resistor R40, a second end of the resistor R44 is grounded through the capacitor C44, a photosensitive signal NTC1 is output from the second end of the resistor R44, a fourth end of the op-amp U4 is grounded, and the other end of the capacitor C46 are both grounded.
In a specific embodiment, the connector CN2 is an XH-2AW connector, is connected with a related illumination sensor, and transmits a detected signal to the operational amplifier U4; the operational amplifier U4 can be an LM358 operational amplifier, and is matched with a second power supply VCC, a capacitor C45, a capacitor C46 and a resistor R40 to finish the amplification processing of signals; the second end of the resistor R44 outputs a photosensitive signal NTC1 to be received and processed by the control chip MCU of the intelligent control module.
In another embodiment, referring to fig. 4, the time control module includes a communication chip M1, the intelligent control module includes a control chip MCU, a seventh end of the communication chip M1 is connected to a collector of the transistor Q3 and one end of the capacitor C24, an emitter of the transistor Q3 and the other end of the capacitor C25 are both grounded, a base of the transistor Q3 is connected to a first end of the resistor R22 and is grounded through the resistor R23, and a second end of the resistor R22 is connected to an mcu_key pin of the control chip MCU.
In a specific embodiment, the triode Q3 may be an S8050 NPN triode, and is controlled by an mcu_key pin of the control chip MCU, so as to change the level of the seventh end of the communication chip M1, and realize on-off control of the communication chip M1; the communication chip M1 can be an EC800G-CN 4G communication chip.
Further, the time control module further includes a level shifter U3, a second end of the level shifter U3, a third end of the level shifter U3, a fourth end of the level shifter U3, and a fifth end of the level shifter U3 are respectively connected to an eighteenth end of the communication chip M1, a seventeenth end of the communication chip M1, a nineteenth end of the communication chip M1, and a eighteenth end of the communication chip M1, a first end of the level shifter U3 is connected to a third power source vcc_e and is grounded through a capacitor C16, a fourteenth end of the level shifter U3 is connected to a first power source vcc_mcu and is grounded through a capacitor C17, the third power source vcc_e is further connected to an eighth end of the level shifter U3, a seventh end of the level shifter U3 is grounded, and a twelfth end of the level shifter U3 and a thirteenth end of the level shifter U3 are respectively connected to a UART1_tx pin of the control chip MCU and a 1_rx pin of the control chip MCU.
In a specific embodiment, the level shifter U3 may be TXS0104EPW, so as to complete the conversion of the signal level output by the communication chip M1 and the signal level output by the control chip MCU, and complete the data interaction between the communication chip M1 and the control chip MCU through the level shifter U3.
Further, the time control module further includes an antenna E1 and an antenna E2, where the antenna E1 is connected to one end of the capacitor C18 and connected to one end of the fourth power source vcc_3.8v and one end of the capacitor C15 through the inductor L2 and the resistor R13 in sequence, the other end of the capacitor C15 is grounded, the other end of the capacitor C18 is connected to one end of the capacitor C20 and connected to one end of the capacitor C19 and the second end of the communication chip M1 through the resistor R16, the other end of the capacitor C20 and the other end of the capacitor C19 are both grounded, the antenna E2 is connected to one end of the capacitor C21 and connected to the third fifteen end of the communication chip M1 and one end of the capacitor C22 through the resistor R19, and the other end of the capacitor C21 and the other end of the capacitor C22 are both grounded.
In a specific embodiment, the antennas E1 and E2 implement signal receiving and transmitting of the communication chip M1.
The working principle of the invention is as follows: the communication chip M1 is in wireless communication with the server to obtain sunrise and sunset time, and the obtained signals are transmitted to the control chip MCU, specifically, the communication chip M1 is matched with the control chip MCU to communicate with the mobile base station to obtain longitude and latitude information of the mobile base station, the sunrise and sunset time of the day is calculated by combining a solar operation rule algorithm, the communication chip M1 is connected with a relevant illumination sensor through the connector CN2, the detected signals are amplified through the operational amplifier U4, the second power VCC, the capacitor C45, the capacitor C46 and the resistor R40 and received by the control chip MCU, the control chip MCU automatically judges sunrise and sunset time and illumination degree of the installation position, when the sunrise and the illumination degree of solar power generation are met, the control chip MCU controls the executive action element 3 to perform closing work, normal power generation and power transmission stages are performed, and when sunset is dark or illumination degree cannot meet power generation requirements, the control chip MCU controls the executive action element 3 to perform opening work, and turns off a loop, and the effect of loss is reduced at night.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The intelligent energy-saving device for the photovoltaic field is characterized in that a device door switch (1) is arranged on one side of the outer portion of the intelligent energy-saving device for the photovoltaic field, a main control element (2) is arranged on the other side of the outer portion of the intelligent energy-saving device for the photovoltaic field, an executing action element (3) is arranged in the intelligent energy-saving device for the photovoltaic field, and the main control element (2) is connected with the executing action element (3).
2. A photovoltaic field intelligent energy saving device according to claim 1, characterized in that the main control element (2) comprises a time control module, an illumination detection module and an intelligent control module;
the time control module is used for communicating with the server and acquiring sunrise and sunset time;
The illumination detection module is used for detecting the ambient illuminance and amplifying the detected signal;
The intelligent control module is used for carrying out data interaction with the time control module, acquiring weather conditions and sunrise and sunset time, receiving illumination signals output by the illumination detection module, and controlling the opening and closing states of the actuating element (3) according to the acquired signals and the received signals;
The time control module and the illumination detection module are connected with the intelligent control module.
3. The intelligent energy-saving device for a photovoltaic field according to claim 2, wherein the illumination detection module comprises a connector CN2, a first end of the connector CN2 is connected to one end of a capacitor C43 and a third end of an operational amplifier U4 and is connected to a first power source vcc_mcc through a resistor R41, a second end of the connector CN2 and the other end of the capacitor C43 are both grounded, an eighth end of the operational amplifier U4 is connected to a second power source VCC, one end of a capacitor C45 and one end of a capacitor C46, a second end of the operational amplifier U4 is connected to the first end of the operational amplifier U4 and the first end of a resistor R44 through a resistor R40, a second end of the resistor R44 is grounded through the capacitor C44, a photosensitive signal NTC1 is output from the second end of the resistor R44, a fourth end of the operational amplifier U4 is grounded, and the other end of the capacitor C46 are both grounded.
4. The intelligent energy-saving device for a photovoltaic field according to claim 3, wherein the time control module comprises a communication chip M1, the intelligent control module comprises a control chip MCU, a seventh end of the communication chip M1 is connected to a collector of a triode Q3 and one end of a capacitor C24, an emitter of the triode Q3 and the other end of the capacitor C25 are both grounded, a base of the triode Q3 is connected to a first end of a resistor R22 and is grounded through a resistor R23, and a second end of the resistor R22 is connected to an mcu_key pin of the control chip MCU.
5. The intelligent energy saving device for a photovoltaic field according to claim 4, wherein the time control module further comprises a level shifter U3, the second end of the level shifter U3, the third end of the level shifter U3, the fourth end of the level shifter U3 and the fifth end of the level shifter U3 are respectively connected to the eighteenth end of the communication chip M1, the seventeenth end of the communication chip M1, the nineteenth end of the communication chip M1 and the eighteenth end of the communication chip M1, the first end of the level shifter U3 is connected to a third power source vcc_e and is grounded through a capacitor C16, the fourteenth end of the level shifter U3 is connected to a first power source vcc_mcu and is grounded through a capacitor C17, the seventh end of the level shifter U3 is grounded, and the twelfth end of the level shifter U3 and the thirteenth end of the level shifter U3 are respectively connected to a 1_tx pin of the control chip MCU and a UART pin of the control chip MCU RX.
6. The intelligent photovoltaic power saving device according to claim 5, wherein the time control module further comprises an antenna E1 and an antenna E2, the antenna E1 is connected to one end of a capacitor C18 and connected to one end of a capacitor C15 through a fourth power source vcc_3.8v and a resistor R13 sequentially, the other end of the capacitor C15 is grounded, the other end of the capacitor C18 is connected to one end of a capacitor C20 and connected to one end of a capacitor C19 and the second end of a communication chip M1 through a resistor R16, the other end of the capacitor C20 and the other end of the capacitor C19 are grounded, the antenna E2 is connected to one end of a capacitor C21 and connected to a third fifteenth end of the communication chip M1 and one end of a capacitor C22 through a resistor R19, and the other end of the capacitor C21 and the other end of the capacitor C22 are grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322848142.0U CN221081265U (en) | 2023-10-24 | 2023-10-24 | Intelligent energy-saving device for photovoltaic field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322848142.0U CN221081265U (en) | 2023-10-24 | 2023-10-24 | Intelligent energy-saving device for photovoltaic field |
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|---|---|
| CN221081265U true CN221081265U (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322848142.0U Active CN221081265U (en) | 2023-10-24 | 2023-10-24 | Intelligent energy-saving device for photovoltaic field |
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| Country | Link |
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| CN (1) | CN221081265U (en) |
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2023
- 2023-10-24 CN CN202322848142.0U patent/CN221081265U/en active Active
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