Operation data monitoring device and energy storage system

Abstract

The utility model belongs to the technical field of monitoring equipment, and particularly relates to an operation data monitoring device and an energy storage system, and the operation data monitoring device comprises a monitoring assembly which is electrically connected with an optical storage inverter and is used for obtaining data information of the optical storage inverter; the processing assembly is electrically connected with the monitoring assembly and is used for configuring data information of the optical storage inverter; and a storage component; the storage module is electrically connected with the processing module and is used for storing data information and configuration data of the optical storage inverter; according to the utility model, various data information of the optical storage inverter is monitored in real time through the monitoring assembly, functions of reading operation data and fault states, setting working modes and working parameters and the like are realized through the processing assembly, and when a fault occurs, leakage checking and vacancy filling can be carried out according to the read data and the operation states or modification of the working parameters. The time cost and the labor cost for positioning the abnormal reasons are saved, and the working efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of monitoring equipment, and specifically relates to an operation data monitoring device and an energy storage system. Background Art

[0002] Solar energy storage inverters need to undergo multiple tests before leaving the factory. If a fault occurs after several hours of testing, it will be impossible to locate the problematic link.

[0003] In the related art, if a fault occurs during the operation of a photovoltaic storage inverter, it is impossible to find the root cause of the problem in a short time, and the only option is to perform a single test on the suspected link through the elimination method. However, there are many test items, which may lead to misjudgment, low efficiency, and waste of time and manpower costs.

[0004] Therefore, it is urgent to develop a new operation data monitoring device and energy storage system to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an operation data monitoring device and an energy storage system.

[0006] In order to solve the above technical problems, the utility model provides an operation data monitoring device, which includes: a monitoring component, which is electrically connected to a photovoltaic storage inverter and is used to obtain data information of the photovoltaic storage inverter; a processing component, which is electrically connected to the monitoring component and is used to configure the data information of the photovoltaic storage inverter; and a storage component; which is electrically connected to the processing component and is used to store the data information and configuration data of the photovoltaic storage inverter.

[0007] Specifically, the monitoring component includes: several types of sensor groups; each type of sensor group is electrically connected to the photovoltaic energy storage inverter to collect corresponding types of data information.

[0008] Specifically, one type of the sensor group is provided with a plurality of voltage sensors, each of which is electrically connected to each node on the photovoltaic storage inverter to collect voltage data at each node on the photovoltaic storage inverter.

[0009] Specifically, the processing component includes: a processor; the processor is electrically connected to each type of sensor group; each type of sensor group is suitable for sending the data information collected on the photovoltaic storage inverter to the processor respectively, so that the processor configures the data information.

[0010] Specifically, the processing component further includes: a human-computer interaction module; the human-computer interaction module is electrically connected to the processor; and the processor is suitable for displaying configuration data through the human-computer interaction module.

[0011] Specifically, the storage component includes: a host computer; the host computer is electrically connected to the processor; the processor is suitable for sending data information and configuration data of the photovoltaic storage inverter to the host computer for storage.

[0012] Specifically, the storage component also includes: a cloud server; the cloud server is electrically connected to the host computer; the host computer is suitable for sending data information and configuration data of the photovoltaic storage inverter to the cloud server for storage.

[0013] Specifically, the host computer exchanges data with the cloud server via an RS485 communication line.

[0014] Specifically, the operation data monitoring device further includes: a power supply module; the power supply module is suitable for supplying power to various types of sensor groups.

[0015] On the other hand, the utility model provides an energy storage system, which includes: a photovoltaic storage inverter and an operation data monitoring device as described above; wherein the photovoltaic storage inverter is electrically connected to the operation data monitoring device.

[0016] The beneficial effect of the utility model is that the utility model monitors various data information of the photovoltaic storage inverter in real time through the monitoring component, and the processing component realizes functions such as reading operating data and fault status, setting working mode and working parameters. When a fault occurs, the gap can be checked and supplemented based on the read data and operating status or modifying the working parameters, thus saving the time and labor costs of locating the cause of the abnormality and effectively improving work efficiency.

[0017] Other features and advantages of the present invention will be set forth in the following description, and in part will become apparent from the description, or may be understood by implementing the present invention.

[0018] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a principle block diagram of the operation data monitoring device of the utility model;

[0021] Figure 2It is a circuit structure diagram of the operation data monitoring device of the utility model. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1, in this embodiment, as Figure 1 to Figure 2 As shown, this embodiment provides an operation data monitoring device, which includes: a monitoring component, electrically connected to the photovoltaic storage inverter, and used to obtain data information of the photovoltaic storage inverter; a processing component, electrically connected to the monitoring component, and used to configure the data information of the photovoltaic storage inverter; and a storage component; electrically connected to the processing component, and used to store the data information and configuration data of the photovoltaic storage inverter.

[0024] In this embodiment, the monitoring component monitors various data information of the photovoltaic storage inverter in real time, and the processing component realizes functions such as reading operating data and fault status, setting working mode and working parameters. When a fault occurs, the read data and operating status can be used or the working parameters can be modified to check for omissions, thereby saving time and labor costs for locating the cause of the abnormality and effectively improving work efficiency.

[0025] In order to collect data information of the photovoltaic storage inverter, the monitoring component includes: several types of sensor groups; each type of sensor group is electrically connected to the photovoltaic storage inverter to collect corresponding types of data information.

[0026] As an optional implementation of the sensor group, one type of the sensor group is provided with a plurality of voltage sensors, each of which is electrically connected to each node on the photovoltaic storage inverter to collect voltage data at each node on the photovoltaic storage inverter.

[0027] Specifically, the monitoring component is used to monitor the data information of the photovoltaic storage inverter, involving first operating information, second operating information, operating parameters, protection parameters, correction parameters and other data information; the first operating information includes control board temperature, power board temperature, A phase current, B phase current, C phase current, AB line voltage, BC line voltage, CA line voltage and other information; the second operating information includes permanent fault display, battery voltage, A phase voltage, B phase voltage, C phase voltage and other information; the operating parameters include power on / off / standby status, grid-connected and off-grid mode settings, reactive power regulation method and other information; the protection parameters include grid overvoltage level 1 protection value, grid overvoltage level 2 protection value, grid overvoltage recovery value, grid undervoltage level 1 protection value, grid undervoltage level 2 protection value, grid undervoltage recovery value and other information; the correction parameters include AB grid line voltage coefficient, AB grid line voltage zero drift, BC grid line voltage coefficient, BC grid line voltage zero drift, CA grid line voltage coefficient, CA grid line voltage zero drift and other information.

[0028] In order to configure the data, the processing component includes: a processor; the processor is electrically connected to each type of sensor group; each type of sensor group is suitable for sending the data information collected on the photovoltaic storage inverter to the processor respectively, so that the processor configures the data information.

[0029] In order to conveniently display the processed and analyzed data, the processing component further includes: a human-computer interaction module; the human-computer interaction module is electrically connected to the processor; and the processor is suitable for displaying the configuration data through the human-computer interaction module.

[0030] Specifically, the human-computer interaction module has a built-in Qt-Creator unit, which creates a related Qt project for writing. Through the Qt project, the operation information of the photovoltaic storage inverter is obtained from the storage component, and the data is judged and stored; the Qt-Creator unit sends the judged information to the storage component; the first operation information, second operation information, operation parameters, protection parameters, correction parameters and other data received from the photovoltaic storage inverter are judged, and if there is a fault, the alarm status and alarm category will be displayed on the UI interface; at the same time, the received data and the judged data are stored. The historical information data of the photovoltaic storage inverter, such as the alarm status and alarm category, can be viewed directly in the storage component.

[0031] Specifically, the human-computer interaction module is displayed through the UI interface, and the human-computer interaction module has a built-in alarm display module. When the processor determines based on the test data analysis that the photovoltaic storage inverter data is faulty, the human-computer interaction module controls the alarm display module to prompt. At the same time, the UI interface also receives the photovoltaic storage inverter alarm reminder obtained from the storage component to prompt that the photovoltaic storage inverter has a fault. The fault type is then checked through the UI interface and handled in a timely manner.

[0032] In order to realize local monitoring, the storage component includes: a host computer; the host computer is electrically connected to the processor; the processor is suitable for sending data information and configuration data of the photovoltaic storage inverter to the host computer for storage.

[0033] Specifically, the host computer receives and stores the acquired data information of the photovoltaic storage inverter, and the host computer can also store the photovoltaic storage inverter operation information data obtained after judgment. That is, the host computer is used to store the received first operation information, second operation information, operation parameters, protection parameters, correction parameters and data information after judgment.

[0034] In order to realize remote monitoring, the storage component also includes: a cloud server; the cloud server is electrically connected to the host computer; the host computer is suitable for sending data information and configuration data of the photovoltaic storage inverter to the cloud server for storage.

[0035] Specifically, the cloud server sets up a Mysql database for storing the received data, and can also store various data information of the photovoltaic energy storage inverter obtained by judgment.

[0036] In order to improve transmission efficiency, the host computer exchanges data with the cloud server via an RS485 communication line.

[0037] In order to ensure stable and efficient data collection, the operation data monitoring device also includes: a power module; the power module is suitable for supplying power to various types of sensor groups.

[0038] Specifically, the power module uses a 12V AC power supply to power various sensor groups in the photovoltaic storage inverter.

[0039] Example 2: Based on Example 1, this example provides an energy storage system, which includes: a photovoltaic storage inverter and an operation data monitoring device as provided in Example 1; wherein the photovoltaic storage inverter is electrically connected to the operation data monitoring device.

[0040] Specifically, the monitoring component in the operation data monitoring device monitors the various data of the photovoltaic storage inverter in real time, and analyzes the various data of the photovoltaic storage inverter in real time through the processing component to determine whether there is an abnormality in the photovoltaic storage inverter; if the photovoltaic storage inverter is abnormal, the processing component will display the fault information on the UI interface, and can locate the fault location and analyze and handle it in time; various data information can be viewed at any time on the UI interface. Compared with the traditional single-item test of the elimination method, the operation data monitoring device can quickly solve the abnormal problems that occur during the test to a large extent, monitor various data in all weather and all directions during the test, and when a fault occurs, the data and operating status can be intuitively read through the UI interface or the working parameters can be modified to fill in the gaps, thereby saving the time and personnel costs of locating the cause of the abnormality and improving the processing efficiency.

[0041] In summary, the utility model monitors various data information of the photovoltaic storage inverter in real time through the monitoring component, and the processing component realizes functions such as reading operating data and fault status, setting working mode and working parameters. When a fault occurs, the read data and operating status can be used or the working parameters can be modified to check for omissions, save time and manpower costs for locating the cause of the abnormality, and can effectively improve work efficiency.

[0042] All devices (parts without specific structure) selected in this application are universal standard parts or parts known to those skilled in the art, and their structures and principles can be known by those skilled in the art through technical manuals or conventional experimental methods. In addition, the software programs involved in this application are all prior art, and this application does not involve any improvement to the software programs.

[0043] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0045] In the several embodiments provided in the present application, it should be understood that the disclosed systems, devices and methods can be implemented in other ways. The device embodiments described above are merely schematic. For example, the division of the units is only a logical function division. There may be other division methods in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some communication interfaces, and the indirect coupling or communication connection of devices or units can be electrical, mechanical or other forms.

[0046] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0047] In addition, each functional unit in each embodiment of the present utility model may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.

[0048] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An operation data monitoring device, characterized in that: include: A monitoring component, electrically connected to the photovoltaic storage inverter, for obtaining data information of the photovoltaic storage inverter; A processing component, electrically connected to the monitoring component, and used to configure data information of the photovoltaic storage inverter; and Storage components; Electrically connected to the processing component, and used to store data information and configuration data of the photovoltaic storage inverter; The monitoring components include: several types of sensor groups; Each type of sensor group is electrically connected to the photovoltaic storage inverter to collect corresponding types of data information; One type of sensor group is provided with a plurality of voltage sensors, each of which is electrically connected to each node on the photovoltaic storage inverter to collect voltage data at each node on the photovoltaic storage inverter.

2. The operation data monitoring device according to claim 1, characterized in that: The processing component includes: a processor; The processor is electrically connected to each type of sensor group; Each type of sensor group is suitable for sending the data information collected on the photovoltaic energy storage inverter to the processor respectively, so that the processor configures the data information.

3. The operation data monitoring device according to claim 2, characterized in that: The processing component also includes: a human-computer interaction module; The human-computer interaction module is electrically connected to the processor; The processor is adapted to display the configuration data via the human-computer interaction module.

4. The operation data monitoring device according to claim 2, characterized in that: The storage component comprises: a host computer; The host computer is electrically connected to the processor; The processor is suitable for sending data information and configuration data of the photovoltaic storage inverter to the host computer for storage.

5. The operation data monitoring device according to claim 4, characterized in that: The storage component also includes: a cloud server; The cloud server is electrically connected to the host computer; The host computer is suitable for sending the data information and configuration data of the photovoltaic storage inverter to the cloud server for storage.

6. The operation data monitoring device according to claim 5, characterized in that: The host computer exchanges data with the cloud server via the RS485 communication line.

7. The operation data monitoring device according to claim 1, characterized in that: Also includes: Power module; The power supply module is suitable for supplying power to various types of sensor groups.

8. An energy storage system, characterized in that: include: A photovoltaic energy storage inverter and an operation data monitoring device as claimed in any one of claims 1 to 7; in The photovoltaic storage inverter is electrically connected to the operation data monitoring device.

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