Energy storage station real-time supervision device

Abstract

The utility model relates to an energy storage station real-time monitoring device, which belongs to the technical field of monitoring devices and comprises an energy storage terminal device, a BMS unit, a PCS unit, an EMS unit and a cloud platform, the BMS unit, the PCS unit, the EMS unit and the cloud platform are in data interaction with the energy storage terminal device, the energy storage terminal device comprises a device shell, a PCB is arranged in the device shell, and the energy storage terminal device is connected with the equipment shell. The PCB comprises an MCU, a power supply control conversion unit, a UART interface conversion unit, an indicating lamp driving unit, an external reset circuit, a program downloading USB interface circuit, a USIM card interface circuit, an RS485 communication interface circuit and a radio frequency interface circuit. The power supply control conversion unit, the UART interface conversion unit, the indicating lamp driving unit, the external reset circuit, the program downloading USB interface circuit, the USIM card interface circuit, the RS485 communication interface circuit and the radio frequency interface circuit are all electrically connected with the MCU.

Description

Technical Field

[0001] The utility model relates to the technical field of supervision devices, in particular to a real-time supervision device for energy storage sites. Background Art

[0002] Industrial and commercial energy storage sites are scattered and cannot be centrally managed. The real-time supervision of site information is related to the safety and stability of site operation. Remote supervision of information of remote or stand-alone sites can effectively reduce operation and maintenance costs and improve the safety and stability of the operation of the energy storage system. Except for centralized energy storage power stations that will add operation and maintenance sites, general industrial and commercial energy storage hardly adds operation and maintenance sites. The local upgrade of the programs of batch devices at the site is a heavy task, with low efficiency and uncontrollable versions. Content of the Utility Model

[0003] In order to overcome the above defects of the prior art, the utility model provides a real-time supervision device for energy storage sites to solve the problems raised in the background art.

[0004] In order to achieve the above invention purpose, the utility model provides a real-time supervision device for energy storage sites, including an energy storage terminal device, a BMS unit, a PCS unit, an EMS unit, and a cloud platform that perform data interaction with the energy storage terminal device. The energy storage terminal device includes a device housing, and a PCB circuit board is provided in the device housing. The PCB circuit board includes an MCU, a power control and conversion unit, a UART interface conversion unit, an indicator light driving unit, an external reset circuit, a program download USB interface circuit, a USIM card interface circuit, an RS485 communication interface circuit, and a radio frequency interface circuit. The power control and conversion unit, the UART interface conversion unit, the indicator light driving unit, the external reset circuit, the program download USB interface circuit, the USIM card interface circuit, the RS485 communication interface circuit, and the radio frequency interface circuit are all electrically connected to the MCU.

[0005] Further, the power control and conversion unit and the UART interface conversion unit are both electrically connected to the EMS unit, and the power control and conversion unit is electrically connected to the UART interface conversion unit.

[0006] Further, the device housing includes an upper housing and a lower housing that cooperates with the upper housing, and the upper housing is fixedly connected to the lower housing.

[0007] Further, an RS485 communication interface is provided on the side wall of the lower housing, and the RS485 communication interface is electrically connected to the RS485 communication interface circuit.

[0008] Further, a USIM card interface is provided on the side wall of the lower housing, and the USIM card interface is electrically connected to the USIM card interface circuit.

[0009] Further, a radio frequency interface is provided on the side wall of the lower housing, and the radio frequency interface is electrically connected to the radio frequency interface circuit.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] The energy storage terminal device has a small and compact structure, simple assembly, and is convenient for operation and maintenance replacement;

[0012] The baseband chip adopted by the energy storage terminal device is low in price, rich in resources, high in cost performance, and has a price advantage in mass production;

[0013] It realizes the data interaction between the energy storage site information and the cloud and the user side, and opens up the information sharing channel;

[0014] It realizes the remote program upgrade of each control module of the energy storage, which is convenient for operation and maintenance and reduces the operation and maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural block diagram of an embodiment of the present utility model;

[0016] Figure 2 It is a structural block diagram of the PCB circuit board of an embodiment of the present utility model;

[0017] Figure 3 It is a schematic structural diagram of the energy storage terminal device of an embodiment of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the invention. The embodiments of the present utility model will be described below with reference to the drawings.

[0019] As Figures 1 - 3 shown, the real-time monitoring device for the energy storage site includes an energy storage terminal device, a BMS unit, a PCS unit, an EMS unit, and a cloud platform that perform data interaction with the energy storage terminal device. The energy storage terminal device includes a device housing, and a PCB circuit board is provided in the device housing. The PCB circuit board includes an MCU, a power control and conversion unit, a UART interface conversion unit, an indicator light driving unit, an external reset circuit, a program download USB interface circuit, a USIM card interface circuit, an RS485 communication interface circuit, and a radio frequency interface circuit. The power control and conversion unit, the UART interface conversion unit, the indicator light driving unit, the external reset circuit, the program download USB interface circuit, the USIM card interface circuit, the RS485 communication interface circuit, and the radio frequency interface circuit are all electrically connected to the MCU;

[0020] The PCB board is designed as a double - layer board. The board material is FR4, with a board thickness of 1.6 mm, a copper thickness of 1 ounce, and the solder mask is selected as black. The board size is designed according to the minimum size, with a length * width * thickness of 88 * 54 * 1.6 (mm). There are 4 fixing holes for fixation. The inner diameter of the fixing holes is 3.5 mm, the center - to - center distance of the holes in the horizontal direction is 78 mm, the center - to - center distance of the holes in the vertical direction is 44 mm, and the center of the hole is 5 mm away from the board edge.

[0021] The power control conversion unit and the UART interface conversion unit are both electrically connected to the EMS unit, and the power control conversion unit is electrically connected to the UART interface conversion unit.

[0022] When the energy storage terminal device is powered on, it first performs power - on initialization settings. During the initialization process, the EMS unit configures its functions. After the configuration is completed, the energy storage terminal device will automatically log in to the cloud platform. Otherwise, it continues to receive function configuration. If the login to the cloud platform is successful, the energy storage terminal device will automatically complete the telemetry, tele - signaling, remote regulation, and remote control information interaction process. Otherwise, it will log in to the cloud platform again.

[0023] The device housing includes an upper housing 1 and a lower housing 2 that mates with the upper housing 1, and the upper housing 1 is fixedly connected to the lower housing 2.

[0024] In the model trial - production stage, sheet metal is selected to manufacture the upper housing 1 and the lower housing 2, with a thickness of 1 mm. The assembly method of the combination of the upper housing 1 and the lower housing 2 is that the side of the lower housing 2 is designed with counter - sunk holes and is connected by threads. The end of the lower housing 2 can also be provided with mounting protrusions, and mounting holes for installing the entire energy storage terminal device are provided on the mounting protrusions. In the mass - production stage, it can be manufactured by plastic injection molding.

[0025] An RS485 communication interface 4 is provided on the side wall of the lower housing 2, and the RS485 communication interface 4 is electrically connected to the RS485 communication interface circuit.

[0026] A USIM card interface 5 is provided on the side wall of the lower housing 2, and the USIM card interface 5 is electrically connected to the USIM card interface circuit.

[0027] A radio - frequency interface 3 is provided on the side wall of the lower housing 2, and the radio - frequency interface 3 is electrically connected to the radio - frequency interface circuit.

[0028] The energy storage terminal device has a small structure, simple assembly, and is convenient for operation, maintenance, and replacement.

[0029] The baseband chip adopted by the energy storage terminal device is low - cost, rich in resources, and has a high cost - performance ratio, and has a price advantage in mass production.

[0030] Realize the data interaction between the energy storage site information and the cloud and the user side, and open up the information sharing channel.

[0031] Realize the remote program upgrade of each energy storage control module, which is convenient for operation and maintenance and reduces the operation and maintenance cost.

[0032] The technical solution of the present invention has been described above in combination with specific embodiments. However, it should be noted that the above descriptions are only for explaining the solution of the present invention and cannot be construed as specific limitations on the protection scope of the invention in any way. Based on the explanations herein, those skilled in the art can think of other specific embodiments or equivalent substitutions of the present invention without creative labor, and all will fall within the protection scope of the present invention.

Claims

1. A real-time monitoring device for energy storage sites, characterized in that: It includes an energy storage terminal device, a BMS unit, a PCS unit, an EMS unit, and a cloud platform for data interaction with the energy storage terminal device. The energy storage terminal device includes a device housing, a PCB circuit board is arranged in the device housing, and the PCB circuit board includes an MCU, a power control conversion unit, a UART interface conversion unit, an indicator light driving unit, an external reset circuit, a program download USB interface circuit, a USIM card interface circuit, an RS485 communication interface circuit, and a radio frequency interface circuit. The power control conversion unit, the UART interface conversion unit, the indicator light driving unit, the external reset circuit, the program download USB interface circuit, the USIM card interface circuit, the RS485 communication interface circuit, and the radio frequency interface circuit are all electrically connected to the MCU.

2. The real-time monitoring device for energy storage sites according to claim 1, characterized in that: The power control conversion unit and the UART interface conversion unit are both electrically connected to the EMS unit, and the power control conversion unit is electrically connected to the UART interface conversion unit.

3. The real-time monitoring device for energy storage sites according to claim 1, characterized in that: The device housing comprises an upper housing and a lower housing matched with the upper housing, and the upper housing is fixedly connected to the lower housing.

4. The real-time monitoring device for energy storage sites according to claim 3 is characterized in that: An RS485 communication interface is provided on the side wall of the lower shell body, and the RS485 communication interface is electrically connected to the RS485 communication interface circuit.

5. The real-time monitoring device for energy storage sites according to claim 3, characterized in that: A USIM card interface is provided on the side wall of the lower housing, and the USIM card interface is electrically connected to the USIM card interface circuit.

6. The real-time monitoring device for energy storage sites according to claim 3, characterized in that: A radio frequency interface is provided on the side wall of the lower shell, and the radio frequency interface is electrically connected to the radio frequency interface circuit.

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