Integrated BMS battery simulation cluster test cabinet

Abstract

The utility model relates to the technical field of BMS testing, in particular to an integrated BMS battery simulation cluster test cabinet. The integrated BMS battery simulation cluster test cabinet specifically comprises a cabinet body, a middle computer and a plurality of battery simulation devices, the middle computer is connected with the battery simulation equipment, and the middle computer is located above the battery simulation equipment; the cabinet body comprises a vertical rod and a plurality of laminate supports, the vertical rod is detachably connected with the plurality of laminate supports, the vertical rod is connected with the adjacent laminate supports to form an accommodating cavity, and the battery simulation equipment and the middle computer are both placed in the accommodating cavity; the battery simulation device is used for simulating a battery PACK and comprises a plurality of battery simulation units for simulating chemical batteries. The device has the advantages of being small in size and convenient to test.

Description

Technical Field

[0001] The utility model relates to the technical field of BMS testing, in particular to an integrated BMS battery simulation cluster testing cabinet. Background Art

[0002] With the development of the energy storage industry, battery management systems (BMS), as a crucial component of energy storage battery management, have become crucial. In actual testing environments, several single chemical cells are combined into a battery pack (a battery assembly unit), and several battery packs are then combined into a complete battery cluster environment. The BMS requires at least one battery cluster environment for simulation testing. Because a battery cluster environment is a large system, its construction is complex, poses fire risks, and places stringent requirements on the installation environment. Therefore, it's impossible to install a real battery cluster environment in an office area. Therefore, it's necessary to design an integrated BMS battery simulation cluster environment to replace the actual battery cluster environment for BMS simulation testing.

[0003] Therefore, to address the deficiencies in the prior art, an integrated BMS battery simulation cluster test cabinet is provided. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an integrated BMS battery simulation cluster test cabinet, which aims to solve the problem that the real battery cluster environment is bulky and cannot perform BMS simulation testing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An integrated BMS battery simulation cluster test cabinet, comprising: a cabinet body, a center unit and several battery simulation devices;

[0007] The intermediate machine is connected to the battery simulation device, and the intermediate machine is located above the battery simulation device;

[0008] The cabinet includes a vertical rod and a plurality of shelf brackets, wherein the vertical rod is detachably connected to the plurality of shelf brackets, and the vertical rod is connected to the adjacent shelf brackets to form a receiving cavity, wherein the battery simulation device and the intermediate unit are both placed in the receiving cavity;

[0009] The battery simulation device is used to simulate a battery PACK, and the battery simulation device includes a plurality of battery simulation units that simulate chemical batteries.

[0010] As a further improvement of the technical solution of the present invention, it further includes an air circuit breaker, which is fixedly connected to the vertical pole and is located above the mid-position machine.

[0011] As a further improvement of the technical solution of the present invention, the layer plate bracket includes two connecting plates arranged opposite to each other, and the two connecting plates are detachably connected to the vertical poles by bolts.

[0012] As a further improvement of the technical solution of the present invention, the layer plate bracket also includes a support plate, and the support plate is detachably placed above the connecting plate.

[0013] As a further improvement of the technical solution of the present utility model, the vertical pole is provided with a plurality of hole positions, and the plurality of hole positions are evenly arranged along the length direction of the vertical pole. The connecting plate is provided with a long hole, and the hole positions and the long hole are both for bolts to pass through.

[0014] As a further improvement of the technical solution of the present invention, the connecting plate is further provided with a limit block, and the limit block abuts against the battery simulation device.

[0015] As a further improvement of the technical solution of the present utility model, the cross section of the connecting plate is L-shaped.

[0016] As a further improvement of the technical solution of the present invention, it also includes a power socket for powering the battery simulation device and the intermediate machine, and the power socket is fixedly arranged on the back of the cabinet.

[0017] As a further improvement of the technical solution of the present invention, the battery simulation device also includes a simulation board, and the plurality of battery simulation units are plugged into the simulation board.

[0018] As a further improvement of the technical solution of the present utility model, the cabinet body further includes a plurality of supporting legs, and the supporting legs are located below the cabinet body.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] This integrated BMS battery simulation cluster test cabinet replaces chemical batteries with a compact battery simulation unit. Multiple battery simulation units are then assembled into a battery pack. A battery simulation device simulates the battery pack, which in turn forms a battery cluster environment. The battery simulation device is placed within the cabinet's housing to simulate the battery cluster environment, reducing the bulky battery cluster environment to the size of a test cabinet. This integrated BMS battery simulation cluster test cabinet is compact and easy to test. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The technology of the utility model is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the integrated BMS battery simulation cluster test cabinet of the utility model;

[0023] Figure 2 It is a rear view of the three-dimensional structure of the integrated BMS battery simulation cluster test cabinet of the utility model.

[0024] In the picture:

[0025] 1. Cabinet; 11. Vertical pole; 12. Connecting plate; 13. Support plate; 14. Support leg; 2. Center unit; 3. Battery simulator; 4. Circuit breaker; 5. Power socket. DETAILED DESCRIPTION

[0026] The following will be combined with the embodiments and drawings to clearly and completely describe the concept, specific structure and technical effects of the present invention so as to fully understand the purpose, scheme and effect of the present invention. It should be noted that the embodiments and features in the embodiments of this application can be combined with each other unless there is a conflict. The same reference numerals used throughout the drawings indicate the same or similar parts.

[0027] It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, terms such as "upper," "lower," "left," and "right" used in this disclosure are intended solely to describe the relative positions of the components of the disclosure as shown in the accompanying drawings.

[0028] Reference Figures 1 to 2 , an integrated BMS battery simulation cluster test cabinet, including a cabinet body 1, a center machine 2 and several battery simulation devices 3;

[0029] In one embodiment, the central machine 2 is connected to the battery simulation device 3, and the central machine 2 is located above the battery simulation device 3; the cabinet 1 includes a vertical pole 11 and several layer brackets, the vertical pole 11 is detachably connected to the several layer brackets, and the vertical pole 11 is connected to the adjacent layer brackets to form a accommodating cavity, the battery simulation device 3 and the central machine 2 are both placed in the accommodating cavity, and multiple battery simulation devices 3 are installed longitudinally in the cabinet 1; the battery simulation device 3 is used to simulate the battery PACK, and the battery simulation device 3 includes 26 battery simulation units that simulate chemical batteries. The battery simulation units simulate the battery voltage, charge and discharge current, temperature and other parameters, and truly simulate the basic parameters of the chemical battery.

[0030] In one embodiment, the battery simulation device 3 also includes a simulation board, to which several battery simulation units are plugged. The simulation board is equipped with a communication port for parameter configuration and data collection, replacing the wiring harness in a real environment. The voltage and temperature signals of the battery simulation units are fed back via RS485 communication and output according to a unified interface (set as PACK). Preferably, the battery simulation device 3 uses a unified output interface, voltage, temperature, communication interface, RS485, and optical fiber.

[0031] In one embodiment, the intermediate computer 2 is arranged above the first battery simulation device 3 in the longitudinal direction. The intermediate computer 2 includes optical fiber and RS485 communication interfaces, which are connected to the communication interface on the battery simulation device 3 through optical fiber and wires, and can realize functions such as battery simulation unit communication, parameter setting, and data retrieval.

[0032] A small battery simulation unit replaces the chemical battery. 26 battery simulation units form a battery pack. Battery simulation device 3 simulates the battery pack, which in turn forms a battery cluster environment. Battery simulation device 3 is placed within the housing of cabinet 1 to simulate the battery cluster environment, reducing the bulky battery cluster environment to the size of a test cabinet. This integrated BMS battery simulation cluster test cabinet is compact and easy to test.

[0033] In one embodiment, the test cabinet also includes an air circuit breaker 4, which is fixedly connected to the upright 11 and located above the center unit 2, at the topmost point of the cabinet 1. Air circuit breaker 4 is used to control power outages to the entire test cabinet in the event of an abnormality. It has a leakage protection function that automatically disconnects the power supply in the event of a leakage. Furthermore, in an emergency, circuit breaker 4 can also be disconnected to cut off the power to the test cabinet, thereby ensuring safety.

[0034] In one embodiment, referring to Figure 2 As shown, the test cabinet further includes a power socket 5 for supplying power to the battery simulation device 3 and the intermediate machine 2 , and the power socket 5 is fixedly arranged at the back of the cabinet body 1 .

[0035] In one embodiment, the shelf support includes two opposing connecting plates 12, which are detachably connected to the uprights 11 via bolts. The shelf support also includes a support plate 13, which is detachably positioned above the connecting plates 12. The connecting plates 12 are also provided with a stopper that abuts the rear of the battery simulator 3 to prevent it from falling. Preferably, the connecting plates 12 have an L-shaped cross-section.

[0036] In one embodiment, the vertical pole 11 is provided with a plurality of holes, which are evenly arranged along the length of the vertical pole 11 , and the connecting plate 12 is provided with long holes, and both the holes and the long holes are for bolts to pass through.

[0037] In one embodiment, the cabinet body 1 further includes a plurality of supporting legs 14 . The supporting legs 14 are located below the cabinet body 1 and include universal wheels and foot cups.

[0038] For other details of the integrated BMS battery simulation cluster test cabinet described in the present invention, please refer to the prior art and will not be described in detail here.

[0039] The above are only preferred embodiments of the present invention and do not constitute any form of limitation to the present invention. Therefore, any modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

[0040] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0041] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

Claims

1. An integrated BMS battery simulation cluster test cabinet, characterized in that: include: Cabinet, intermediate unit and several battery simulation devices; The intermediate machine is connected to the battery simulation device, and the intermediate machine is located above the battery simulation device; The cabinet includes a vertical rod and a plurality of shelf brackets, wherein the vertical rod is detachably connected to the plurality of shelf brackets, and the vertical rod is connected to the adjacent shelf brackets to form a receiving cavity, wherein the battery simulation device and the intermediate unit are both placed in the receiving cavity; The battery simulation device is used to simulate a battery PACK, and the battery simulation device includes a plurality of battery simulation units that simulate chemical batteries.

2. The integrated BMS battery simulation cluster test cabinet according to claim 1, characterized in that: It also includes an air circuit breaker, which is fixedly connected to the vertical pole and is located above the mid-position machine.

3. The integrated BMS battery simulation cluster test cabinet according to claim 1, characterized in that: The layer plate bracket includes two connecting plates arranged opposite to each other, and the two connecting plates are detachably connected to the vertical poles through bolts.

4. The integrated BMS battery simulation cluster test cabinet according to claim 3, characterized in that: The layer plate bracket further includes a support plate, and the support plate is detachably placed above the connecting plate.

5. The integrated BMS battery simulation cluster test cabinet according to claim 4, characterized in that: The vertical pole is provided with a plurality of hole positions, and the plurality of hole positions are evenly arranged along the length direction of the vertical pole. The connecting plate is provided with a long hole, and the hole positions and the long hole are both for bolts to pass through.

6. The integrated BMS battery simulation cluster test cabinet according to claim 3, characterized in that: The connecting plate is further provided with a limiting block, and the limiting block abuts against the battery simulation device.

7. The integrated BMS battery simulation cluster test cabinet according to claim 3, characterized in that: The cross section of the connecting plate is L-shaped.

8. The integrated BMS battery simulation cluster test cabinet according to claim 1, characterized in that: It also includes a power socket for powering the battery simulation device and the intermediate machine, and the power socket is fixed on the back of the cabinet.

9. The integrated BMS battery simulation cluster test cabinet according to claim 1, characterized in that: The battery simulation device further includes a simulation board, and a plurality of the battery simulation units are plugged into the simulation board.

10. The integrated BMS battery simulation cluster test cabinet according to claim 1, characterized in that: The cabinet body further includes a plurality of supporting legs, and the supporting legs are located below the cabinet body.

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