CN213602444U - Photovoltaic inverter system remote diagnosis system - Google Patents
Photovoltaic inverter system remote diagnosis system Download PDFInfo
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- CN213602444U CN213602444U CN202021720501.4U CN202021720501U CN213602444U CN 213602444 U CN213602444 U CN 213602444U CN 202021720501 U CN202021720501 U CN 202021720501U CN 213602444 U CN213602444 U CN 213602444U
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- photovoltaic inverter
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
Abstract
Photovoltaic inverter system remote diagnosis system relates to inverter system diagnostic system technical field. The system comprises a data acquisition module, a data processing module and a communication module, wherein the data acquisition module is used for acquiring data of preset items of the photovoltaic inverter system, the data processing module is used for comparing the acquired data of the preset items with the preset data respectively to diagnose faults, the communication module is used for remote communication, the data acquisition module is connected with the photovoltaic inverter system and the data processing module respectively, and the data processing module is connected with the communication module. The photovoltaic inverter system diagnosis system can acquire various working data and working states of the photovoltaic inverter system through the data acquisition module, judge whether the photovoltaic inverter system is abnormal or not through the data processing module, and send abnormal information of the photovoltaic inverter system to an administrator through the communication module. The method can conveniently, timely and inexpensively diagnose the faults of the photovoltaic inverter system.
Description
Technical Field
The utility model relates to an inverter system diagnostic system technical field.
Background
The photovoltaic inverter system can convert variable direct-current voltage generated by the photovoltaic solar panel into alternating current with commercial power frequency, and the alternating current generated by the photovoltaic inverter system can feed power to a power grid and can also be used by off-grid equipment.
In some remote areas or areas not conducive to the erection of a power grid, an off-grid photovoltaic solar inverter system is generally adopted as a power supply facility, and can provide electric energy for some necessary electric equipment (such as a wireless communication base station and the like). Due to the need to maintain the system, maintenance personnel need to go to the field periodically to collect data on the operation of the system, thereby diagnosing whether there is a fault. Because these photovoltaic inverter systems are in remote areas, the road is far away, and maintainer goes to overhaul, maintain very inconvenient. And because the field is required to carry out manual detection, whether the photovoltaic inverter system works normally or not is known, so that the state of the system is known to have time delay and lack of timeliness, and the continuous and reliable operation of the system cannot be ensured.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a photovoltaic inverter system remote diagnosis system, it can make things convenient for, in time, low-cost ground diagnosis photovoltaic inverter system's trouble.
In order to achieve the above object, the present invention provides the following technical solutions.
1. The photovoltaic inverter system remote diagnosis system is used for monitoring and diagnosing the fault condition of the photovoltaic inverter system and comprises a data acquisition module, a data processing module and a communication module, wherein the data acquisition module is used for acquiring data of preset items of the photovoltaic inverter system, the data processing module is used for comparing the acquired data of the preset items with the preset data respectively so as to diagnose the fault, the communication module is used for remote communication, the data acquisition module is connected with the photovoltaic inverter system and the data processing module respectively, and the data processing module is connected with the communication module.
The photovoltaic inverter system diagnosis system can collect various working data and working states of the photovoltaic inverter system through the data collection module, the data collection module transmits the various working data and working states to the data processing module, the data processing module is provided with a storage, the data processing module receives the working data and working states, the working data and working states are compared with preset values in the storage, the data processing module judges whether the working data and working states are normal or not, and if the working data and working states are abnormal, the data processing module sends an alarm signal to a manager through the communication module. By means of the communication module and remote communication, the running condition and the fault condition of the system can be known without going to the field, and the fault of the photovoltaic inverter system can be diagnosed more conveniently, timely and at low cost.
2. According to the photovoltaic inverter system remote diagnosis system of claim 1, the communication module is a wireless communication module.
3. According to the photovoltaic inverter system remote diagnosis system in the technical scheme 1, the photovoltaic inverter system comprises a controller, a photovoltaic panel, a photovoltaic inverter and a storage battery pack, and a data acquisition module is respectively connected with the controller, the photovoltaic inverter and the storage battery pack.
4. According to the photovoltaic inverter system remote diagnosis system in claim 3, the preset items include input voltage, output voltage, and output current of the controller, input voltage, output load current, and temperature of the photovoltaic inverter, and terminal voltage, cell voltage, charging current, and remaining capacity of the storage battery.
5. According to the photovoltaic inverter system remote diagnosis system of the technical scheme 3, the remote diagnosis system takes electricity from the photovoltaic inverter system as a power supply. The remote diagnosis system can obtain a long-term, effective and stable power supply from the photovoltaic inverter system, and ensures that the remote diagnosis system maintains operation for a long time when power is available.
6. According to the photovoltaic inverter system remote diagnosis system of the technical scheme 5, the data acquisition module is connected with the photovoltaic inverter system through a communication line.
7. According to the photovoltaic inverter system remote diagnosis system of claim 6, the data processing module includes a memory for storing preset data.
8. According to the photovoltaic inverter system remote diagnosis system of claim 7, the memory of the data processing module is an EEPROM memory.
Drawings
Fig. 1 is a schematic structural diagram of a remote diagnosis system of a photovoltaic inverter system.
Reference numerals:
the photovoltaic inverter system 1, the photovoltaic inverter 11, the photovoltaic panel 12, the controller 13, and the storage battery 14;
photovoltaic inverter system remote diagnosis system 2, data acquisition module 21, data processing module 22, communication module 23.
Detailed Description
The present invention will be described in detail with reference to the following specific examples.
As shown in fig. 1, the photovoltaic inverter system remote diagnosis system 2 of the present embodiment includes a data acquisition module 21, a data processing module 22, and a communication module 23. The photovoltaic inverter system 1 includes a photovoltaic inverter 11, a photovoltaic panel 12, a controller 13, and a battery pack 14.
The photovoltaic inverter system remote diagnosis system 2 takes electricity from the storage battery 14 of the photovoltaic inverter system 1 to obtain long-term effective energy to maintain long-term stable operation of the remote diagnosis system 2. The data acquisition module 21 is respectively connected with the controller 13, the photovoltaic inverter 11 and the storage battery 14 through communication lines, and the photovoltaic inverter system remote diagnosis system 2 can acquire various working data and working states of the photovoltaic inverter system 1 through the data acquisition module 21. The data acquisition module 21 transmits the various working data and states to the data processing module 22.
The data processing module 22 has a memory, which is an EEPROM memory, and the memory stores preset data such as the input voltage, the output voltage, and the output current of the controller 13, the input voltage, the output load current, and the temperature of the photovoltaic inverter 11, and the terminal voltage, the cell voltage, the charging current, and the remaining capacity of the battery pack 14. The data processing module 22 compares the data acquired by the data acquisition module 21 with the preset corresponding data respectively, and determines whether the data is within the range of the preset data. The photovoltaic inverter system remote diagnosis system 2 is provided with a communication module 23, the communication module 23 is a wireless communication module, if the data acquired by the data acquisition module 21 is not in the normal range of the preset data, the data processing module 22 transmits the abnormal alarm signal of the photovoltaic inverter system 1 to the manager through the communication module 23.
After receiving the alarm signal of the abnormality of the photovoltaic inverter system 1, the manager can send a diagnosis request to the communication module 23 of the remote diagnosis system 2, and after receiving the diagnosis request, the remote diagnosis system 2 sends the data related to the abnormality to the communication receiving terminal of the manager through the communication module 23. After analyzing the data, the manager may determine whether the remote diagnosis system 2 needs to be maintained according to experience or theoretical values, and adjust the preset data. If the manager confirms that the remote diagnosis system 2 needs to be maintained, a maintenance instruction may be sent to the remote diagnosis system 2, and the preset value in the data processing module 22 of the remote diagnosis system 2 may be reset. And after the remote diagnosis system receives the maintenance instruction and resets the preset value, the remote diagnosis system 2 is restarted. If the abnormality of the remote diagnosis system 2 is eliminated, the remote diagnosis system 2 sends a message of successful system repair to an administrator, so as to remotely maintain the remote diagnosis system 2. If the abnormal information is not eliminated after the remote diagnosis system 2 is maintained remotely, or at any time after the abnormal warning information of the photovoltaic inverter system 1 is received, the manager can arrange personnel to carry out on-site maintenance.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The photovoltaic inverter system remote diagnosis system is used for monitoring and diagnosing the fault condition of the photovoltaic inverter system and is characterized by comprising a data acquisition module, a data processing module and a communication module, wherein the data acquisition module is used for acquiring data of preset items of the photovoltaic inverter system, the data processing module is used for comparing the acquired data of the preset items with the preset data respectively to diagnose faults, the communication module is used for remote communication, the data acquisition module is connected with the photovoltaic inverter system and the data processing module respectively, and the data processing module is connected with the communication module.
2. The photovoltaic inverter system remote diagnostic system as set forth in claim 1 wherein said communication module is a wireless communication module.
3. The remote diagnosis system for the photovoltaic inverter system as claimed in claim 1, wherein the photovoltaic inverter system comprises a controller, a photovoltaic panel, a photovoltaic inverter and a storage battery pack, and the data acquisition module is respectively connected with the controller, the photovoltaic inverter and the storage battery pack.
4. The remote diagnosis system for the photovoltaic inverter system as claimed in claim 3, wherein the preset items comprise input voltage, output current of the controller, input voltage, output load current, temperature of the photovoltaic inverter, and terminal voltage, cell voltage, charging current, residual capacity of the battery pack.
5. The pv inverter system remote diagnostic system of claim 3 wherein the remote diagnostic system takes power from the pv inverter system as a power source.
6. The photovoltaic inverter system remote diagnosis system as claimed in claim 5, wherein the data acquisition module is connected to the photovoltaic inverter system through a communication line.
7. The photovoltaic inverter system remote diagnostic system as set forth in claim 6 wherein the data processing module includes a memory for storing preset data.
8. The photovoltaic inverter system remote diagnostic system as set forth in claim 7 wherein the memory of the data processing module is an EEPROM memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021720501.4U CN213602444U (en) | 2020-08-18 | 2020-08-18 | Photovoltaic inverter system remote diagnosis system |
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| CN202021720501.4U CN213602444U (en) | 2020-08-18 | 2020-08-18 | Photovoltaic inverter system remote diagnosis system |
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| CN213602444U true CN213602444U (en) | 2021-07-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077629A (en) * | 2022-08-22 | 2022-09-20 | 中科开创（广州）智能科技发展有限公司 | Fault positioning method and device of channel monitoring system, computer equipment and medium |
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- 2020-08-18 CN CN202021720501.4U patent/CN213602444U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077629A (en) * | 2022-08-22 | 2022-09-20 | 中科开创（广州）智能科技发展有限公司 | Fault positioning method and device of channel monitoring system, computer equipment and medium |
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