Energy storage system test platform and method

Abstract

The invention relates to the technical field of energy storage system testing, in particular to an energy storage system testing platform and method. The testing assembly comprises a control panel, two first conveyors, a second conveyor, a lifting unit, a supporting frame, a plurality of first air cylinders, a plurality of placing frames, a plurality of sealing plates, a plurality of pressure sensors, a plurality of driving units, a plurality of temperature adjusting units, an information reading unit and a plurality of battery packs, the testing box is provided with a plurality of testing bins, and the first air cylinders are started; the second conveyor moves downwards, so that the protruding part of the battery pack is in contact with the two placing frames, the battery pack is placed on the placing frames, the placing frames return to the test bin, then the driving unit drives the sealing plate to seal the test bin, and the battery pack is taken out and placed back to the conveyor to be continuously conveyed after the test is finished. Therefore, multiple battery packs can be tested at the same time, manual carrying operation is not needed, and the battery pack testing efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of energy storage system testing, and in particular to an energy storage system testing platform and method. Background Art

[0002] At present, the stability of the energy storage battery pack is very important, so it is necessary to test the energy storage battery pack before leaving the factory. When the battery pack stores energy under specified high and low temperature environments, there will be no power loss under normal circumstances. If the battery pack quality is unqualified, power loss will occur within the specified temperature range.

[0003] In the prior art, before the energy storage battery pack leaves the factory, the battery pack is placed in a box on a test platform. A refrigerator and a heater are installed in the box so that the battery pack is successively placed in a high temperature and a low temperature environment. At the same time, the remaining power of the battery pack is monitored in real time to determine whether the battery pack will lose power under high and low temperature conditions, thereby effectively improving the pass rate of the battery pack.

[0004] However, in the aforementioned prior art, the test time for the energy storage loss of the battery pack is relatively long, and accurate data can only be obtained after a period of monitoring. The battery pack needs to be placed manually when being tested, and it is also impossible to perform continuous testing on multiple battery packs, resulting in low test efficiency. If a large number of battery packs are shipped from the factory, a lot of time and manpower will be required, which is very inconvenient. Summary of the invention

[0005] The purpose of the present invention is to provide an energy storage system testing platform and method to solve the problem in the prior art that the test time of battery pack energy storage loss is long and accurate data can only be obtained after a period of monitoring. When testing the battery pack, it needs to be placed manually. At the same time, it is also impossible to perform continuous testing on multiple battery packs, resulting in low test efficiency. If the number of battery packs leaving the factory is large, it will take a lot of time and manpower, which is very inconvenient.

[0006] To achieve the above-mentioned object, the present invention provides an energy storage system test platform, including a test box and a test assembly; The test assembly includes a control panel, two first conveyors, a second conveyor, a lifting unit, a support frame, a plurality of first cylinders, a plurality of placement frames, a plurality of sealing plates, a plurality of pressure sensors, a plurality of drive units, a plurality of temperature adjustment units, an information reading unit and a plurality of battery packs. The test box has a plurality of test chambers. The control panel is arranged at one end of the test box. The two first conveyors are sequentially arranged on one side of the test box. The lifting unit is arranged on one side of the first conveyor. The support frame is arranged on the lifting unit. The second conveyor is fixedly connected to the support frame and is located below the support frame. The plurality of first cylinders are sequentially arranged on the test chambers. On the other side of the test box, the output ends of the plurality of first cylinders are fixedly connected to the corresponding placement racks, each placement rack is adapted to the corresponding test bin, the plurality of drive units are symmetrically arranged on the test box, the plurality of sealing plates are respectively arranged on the corresponding drive units, the plurality of sealing plates are respectively adapted to the corresponding test bins, the plurality of pressure sensors are respectively installed on one side of the corresponding sealing plates, the plurality of temperature adjustment units are arranged on the test box in sequence, the information reading units are respectively arranged inside the corresponding test bins, and the plurality of battery packs are respectively placed above the second conveyor and the corresponding placement racks.

[0007] Among them, the lifting unit includes a first slide groove, a first slider, a first screw machine and a base, the base is placed on one side of the first conveyor, the first slide groove is fixedly connected to the base and is located above the base, the first screw machine is arranged on the first slide groove, the first slider is slidably connected to the first slide groove and is arranged at the output end of the first screw machine, and one end of the support frame is fixedly connected to the first slider and is located on one side of the slider.

[0008] Among them, the driving unit includes a second screw machine and a second slider, the test box also has multiple second slide grooves, the second screw machine is arranged inside the corresponding second slide groove, the second slider is slidably connected to the second slide groove, the second slider is arranged at the output end of the second screw machine, the sealing plate is slidably connected to the test box, the sealing plate is fixedly connected to the second slider, and is located below the second slider.

[0009] Wherein, the temperature regulating unit includes a refrigerator, an exhaust duct and a plurality of heaters, the refrigerator is arranged at one end of the test box, the output end of the refrigerator is connected to the test chamber, one end of the exhaust duct is connected to the test chamber and is located at the other end of the test box, and the plurality of heaters are fixedly connected to the test box and are distributed in sequence on the inner wall of the test chamber.

[0010] Wherein, the information reading unit includes multiple cameras, a temperature sensor, a second cylinder, a battery pack data port and a data plug. The multiple cameras and the temperature sensors are fixedly connected to the test box and are distributed in sequence on the inner top wall of the test chamber. The second cylinder is fixedly connected to the test box and is located on the inner side wall of the test chamber. The output end of the second cylinder is fixedly connected to the data plug, and the battery pack data port is arranged at one end of the battery pack.

[0011] The energy storage system test platform further includes a plurality of support components, and the plurality of support components are respectively arranged inside the corresponding test chambers.

[0012] Wherein, the support assembly includes a support plate, a cushion, two third cylinders and two third sliders, the cushion is fixedly connected to the support plate and is located above the support plate, the two third cylinders are both rotatably connected to the test box and are symmetrically distributed on the inner bottom wall of the test box, the output ends of the third cylinders are respectively rotatably connected to the corresponding third sliders, the support plate has two third slide grooves, and the two third sliders are respectively slidably connected to the corresponding third slide grooves.

[0013] The present invention also provides an energy storage system testing method, which uses the energy storage system testing platform described above and includes the following steps: The battery pack is conveyed by the first conveyor, and the second conveyor is started at the same time, so that the battery pack stops after being located directly above the second conveyor; The lifting unit is started, and through the connection with the support frame, the battery pack is driven to move upward to one side of the test chamber; The first cylinder is activated to drive the placement rack to extend out of the test chamber, and the second conveyor moves downward so that the protruding portion of the battery pack contacts the two placement racks, and then the battery pack is placed on the placement racks; The placement rack returns to the test chamber, and then the sealing plate seals the test chamber, and the test can begin. This operation is repeated until the battery pack is placed in each test chamber. The control panel is preset with five different high temperature values ​​and five different low temperature values; The refrigerator is started, and the temperature of the test chamber is lowered in sequence according to preset values, and the battery pack is tested at low temperature. At the same time, the data plug is connected to the data port of the battery pack to read whether the energy storage capacity of the battery pack is reduced under the environment of five preset values; The heater is started, and the temperature of the test chamber is raised in sequence according to preset values, and the battery pack is subjected to low and high temperature tests. At the same time, the data plug is connected to the data port of the battery pack to read whether the energy storage capacity of the battery pack is reduced under the environment of five preset values; The control panel records the battery pack energy storage data at ten preset temperature values; The battery pack after the test is moved out of the test chamber, the second conveyor moves up to lift the battery pack, then the placement rack shrinks, and the second conveyor moves down to be located between the two first conveyors to convey the battery pack.

[0014] The present invention provides an energy storage system testing platform and method, wherein the battery pack is conveyed by the first conveyor, and the second conveyor is also started, so that the battery pack stops after being located directly above the second conveyor, the lifting unit is started, and through the connection with the support frame, the battery pack is driven to move up to one side of the test bin, the first cylinder is started, driving the placement frame to extend out of the test bin, and the second conveyor moves downward so that the protruding portion of the battery pack contacts the two placement frames, and then the battery pack is placed on the placement frame, and the placement frame returns to the test bin, and then the driving unit drives the sealing plate to close the test bin, and the test can begin, and thus the operation is repeated to place the battery pack in each test bin, and after the test is completed, the battery pack is taken out and put back on the conveyor for continued transportation. Through the above-mentioned structural setting, multiple battery packs can be tested at the same time without manual handling operations, which greatly improves the battery pack testing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0016] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the present invention.

[0017] Figure 2 It is an overall side cross-sectional view of the first embodiment of the present invention.

[0018] Figure 3 The present invention Figure 2 AA line section view.

[0019] Figure 4 It is a side cross-sectional view of the test chamber of the present invention.

[0020] Figure 5 The present invention Figure 3 Enlarged view of the local structure at point B.

[0021] Figure 6 The present invention Figure 2 Enlarged view of the local structure at location C.

[0022] Figure 7It is an overall side sectional view of a third embodiment of the present invention.

[0023] Figure 8 It is a flow chart of the steps of the energy storage system testing method of the present invention.

[0024] 101-test box, 102-control panel, 103-first conveyor, 104-second conveyor, 105-support frame, 106-first cylinder, 107-placing frame, 108-sealing plate, 109-pressure sensor, 110-battery pack, 111-test chamber, 112-first slide, 113-first slider, 114-first screw machine, 115-base, 116-second screw machine, 117-second slider, 118-second slider Trough, 119-refrigeration machine, 120-exhaust pipe, 121-heater, 122-camera, 123-temperature sensor, 124-second cylinder, 125-battery pack data port, 126-data plug, 201-support plate, 202-cushion, 203-third cylinder, 204-third slider, 205-third slide, 301-water tank, 302-water pump, 303-water trough, 304-water pipe, 305-sprinkler, 306-water valve. DETAILED DESCRIPTION

[0025] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be construed as limiting the present invention.

[0026] First embodiment: See also Figures 1 to 5 The present invention provides an energy storage system test platform, including a test box 101 and a test component, wherein the test component includes a control panel 102, two first conveyors 103, a second conveyor 104, a lifting unit, a support frame 105, multiple first cylinders 106, multiple placement frames 107, multiple sealing plates 108, multiple pressure sensors 109, multiple drive units, multiple temperature adjustment units, an information reading unit and multiple battery packs 110, wherein the test box 101 has multiple test compartments 111, the lifting unit includes a first slide 112, a first slider 113, a first screw machine 114 and a base 115, the drive unit includes a second screw machine 116 and a second slider 117, the test box 101 also has multiple second slides 118, the temperature adjustment unit includes a refrigerator 119, an exhaust pipe 120 and multiple heaters 121, and the information reading unit includes multiple cameras 122, a temperature sensor 123, a second cylinder 124, a battery pack data port 125 and a data plug 126.

[0027] According to this specific embodiment, the first screw machine 114 is started, driving the first slider 113 to slide in the first slide groove 112, adjusting the height of the support frame 105 and the second conveyor 104 up and down, and driving the battery pack 110 to move up to one side of the test chamber 111 through the connection of the support frame 105. The first cylinder 106 is started, driving the placement rack 107 to extend out of the test chamber 111, and the second conveyor 104 moves down so that the protruding part of the battery pack 110 contacts the two placement racks 107, and then the battery pack 110 is placed on the placement rack 107, and the placement rack 107 returns to the test chamber 111. Then the second screw machine 116 is started, driving the second slider 117 to slide in the second slide groove 118, driving the sealing plate 108 to move, and the sealing plate 108 closes the test chamber 111, and the test can begin.

[0028] The test box 101 has a plurality of test chambers 111, the control panel 102 is arranged at one end of the test box 101, two first conveyors 103 are sequentially arranged on one side of the test box 101, the lifting unit is arranged on one side of the first conveyor 103, the support frame 105 is arranged on the lifting unit, the second conveyor 104 is fixedly connected to the support frame 105 and is located below the support frame 105, a plurality of first cylinders 106 are sequentially arranged on the other side of the test box 101, the output ends of the plurality of first cylinders 106 are respectively fixedly connected to the corresponding placement frames 107, and each placement frame 107 is provided. The racks 107 are all adapted to the corresponding test chambers 111, the multiple driving units are symmetrically arranged on the test box 101, the multiple sealing plates 108 are respectively arranged on the corresponding driving units, the multiple sealing plates 108 are respectively adapted to the corresponding test chambers 111, the multiple pressure sensors 109 are respectively installed on one side of the corresponding sealing plates 108, the multiple temperature adjustment units are sequentially arranged on the test box 101, the information reading units are respectively arranged inside the corresponding test chambers 111, and the multiple battery packs 110 are respectively placed above the second conveyor 104 and the corresponding placement racks 107. The battery pack 110 is transported by the first conveyor 103, and the second conveyor 104 is also started, so that the battery pack 110 stops after being located directly above the second conveyor 104, and the lifting unit is started, and through the connection with the support frame 105, the battery pack 110 is driven to move up to one side of the test chamber 111, the first cylinder 106 is started, driving the placement frame 107 to extend out of the test chamber 111, and the second conveyor 104 moves downward, so that the protruding part of the battery pack 110 contacts the two placement frames 107, and then the battery pack 110 is placed on the placement frames 107, and the placement frames 107 return to the test chamber 111, and then the driving unit drives the sealing plate 108 to close the test chamber 111, and the test can begin. The operation is repeated in this way, and the battery pack 110 is placed in each test chamber 111. After the test is completed, the battery pack 110 is taken out and put back on the conveyor for further transportation.

[0029] Secondly, the base 115 is placed on one side of the first conveyor 103, the first chute 112 is fixedly connected to the base 115 and is located above the base 115, the first screw machine 114 is arranged on the first chute 112, the first slider 113 is slidably connected to the first chute 112 and is arranged at the output end of the first screw machine 114, and one end of the support frame 105 is fixedly connected to the first slider 113 and is located on one side of the slider. The base 115 supports the first chute 112, the first screw machine 114 is started, and drives the first slider 113 to slide in the first chute 112, and adjusts the height of the support frame 105 and the second conveyor 104 up and down.

[0030] At the same time, the test box 101 also has a plurality of second slide grooves 118, the second screw machine 116 is arranged inside the corresponding second slide grooves 118, the second slider 117 is slidably connected to the second slide groove 118, the second slider 117 is arranged at the output end of the second screw machine 116, the sealing plate 108 is slidably connected to the test box 101, and the sealing plate 108 is fixedly connected to the second slider 117 and is located below the second slider 117. When the second screw machine 116 is started, the second slider 117 is driven to slide in the second slide groove 118, and the sealing plate 108 is driven to move.

[0031] In addition, the refrigerator 119 is disposed at one end of the test box 101, the output end of the refrigerator 119 is connected to the test chamber 111, one end of the exhaust pipe 120 is connected to the test chamber 111 and is located at the other end of the test box 101, and the plurality of heaters 121 are all fixedly connected to the test box 101 and are sequentially distributed on the inner wall of the test chamber 111. When the refrigerator 119 is started, the external air is cooled and input into the test chamber 111, and when heating, the heater 121 is started to heat the test chamber 111.

[0032] Finally, the multiple cameras 122 and the temperature sensor 123 are fixedly connected to the test box 101 and are sequentially distributed on the inner top wall of the test chamber 111. The second cylinder 124 is fixedly connected to the test box 101 and is located on the inner side wall of the test chamber 111. The output end of the second cylinder 124 is fixedly connected to the data plug 126, and the battery pack data port 125 is set at one end of the battery pack 110. The multiple cameras 122 can more comprehensively capture the test status of the battery pack 110 and detect whether the appearance is bulging or burning. The temperature sensor 123 can detect the temperature of the test chamber 111, so as to better adjust the test temperature.

[0033] When using an energy storage system test platform of this embodiment, the battery pack 110 is conveyed by the first conveyor 103, and the second conveyor 104 is also started, so that the battery pack 110 is located directly above the second conveyor 104 and then stops, the first screw machine 114 is started, driving the first slider 113 to slide in the first slide groove 112, and adjusting the height of the support frame 105 and the second conveyor 104 up and down, and through the connection of the support frame 105, the battery pack 110 is driven to move up to one side of the test chamber 111, the first cylinder 106 is started, driving the placement rack 107 to extend out of the test chamber 111, and the second conveyor 104 moves down, so that the protruding part of the battery pack 110 contacts the two placement racks 107, and then the battery pack 110 is placed on the placement rack 107, and the placement rack 107 returns to the test chamber 111, and then the second screw machine 116 is started, driving the second slider 117 to slide in the second slide groove 118, driving the sealing plate 1 08 moves, the sealing plate 108 closes the test chamber 111, and the placement rack 107 drives the battery pack 110 to move toward the pressure sensor 109. When the pressure sensor 109 is contacted, the value of the pressure sensor 109 changes, indicating that the battery pack 110 is already in the test position. At this time, the battery pack data port 125 is aligned with the data plug 126, and the second cylinder 124 is started to insert the data plug 126 into the battery pack 110 database, so that the energy storage capacity of the battery pack 110 can be monitored. Then the refrigerator 119 is started to cool the external air and input it into the test chamber 111. When heating, the heater 121 is started to heat the test chamber 111. In this way, the operation is repeated to place the battery pack 110 in each test chamber 111. After the test is completed, the battery pack 110 is taken out and put back on the conveyor for further transportation. Through the above-mentioned structural setting, multiple battery packs 110 can be tested at the same time without manual handling operations, which greatly improves the test efficiency of the battery pack 110.

[0034] Second embodiment: Based on the first embodiment, please refer to Figure 6 The present invention provides an energy storage system test platform, which also includes multiple support components, and the support components include a support plate 201, a cushion 202, two third cylinders 203 and two third sliders 204.

[0035] With respect to this specific embodiment, the third cylinder 203 is started, driving the third slider 204 to slide in the third slide groove 205, so that the support plate 201 moves upward, and the soft pad 202 contacts the bottom of the battery pack 110 to complete the support, thereby supporting the battery pack 110 located in the test chamber 111 to prevent the middle part of the battery pack 110 from collapsing and deforming when it is placed on the two mounting racks 107.

[0036] The plurality of support components are respectively disposed inside the corresponding test chamber 111. The support components support the battery pack 110 located in the test chamber 111 to prevent the middle portion of the battery pack 110 from collapsing and deforming when the battery pack 110 is placed on the two placement racks 107.

[0037] Secondly, the soft pad 202 is fixedly connected to the support plate 201 and is located above the support plate 201. The two third cylinders 203 are both rotatably connected to the test box 101 and are symmetrically distributed on the inner bottom wall of the test box 101. The output ends of the third cylinders 203 are respectively rotatably connected to the corresponding third sliders 204. The support plate 201 has two third slide grooves 205, and the two third sliders 204 are respectively slidably connected to the corresponding third slide grooves 205. The third cylinder 203 is started, driving the third slider 204 to slide in the third slide groove 205, so that the support plate 201 moves up, and the soft pad 202 contacts the bottom of the battery pack 110 to complete the support.

[0038] When using an energy storage system test platform of the present embodiment, the third cylinder 203 is started, driving the third slider 204 to slide in the third slide groove 205, so that the support plate 201 moves up, and the soft pad 202 contacts the bottom of the battery pack 110 to complete the support, thereby supporting the battery pack 110 located in the test compartment 111 to prevent the middle part of the battery pack 110 from collapsing and deforming when it is placed on the two mounting racks 107.

[0039] Third embodiment: The energy storage system test platform also includes an emergency fire extinguishing component, which is arranged on the test box 101. The emergency fire extinguishing component includes a water tank 301, a water pump 302, a water tank 303, a plurality of water pipes 304, a plurality of nozzles 305 and a plurality of water valves 306. The water tank 301 is placed at one end of the test box 101, the water pump 302 is arranged on the inner bottom wall of the water tank 301, the water tank 303 is fixedly connected to the water tank 301 and is located above the water pump 302, one end of the plurality of water pipes 304 is connected to the water tank 303, the other ends of the plurality of water pipes 304 pass through the test box 101 and are respectively located inside the corresponding test chamber 111, the other ends of the plurality of water pipes 304 are respectively connected to the corresponding nozzles 305, and the plurality of water valves 306 are respectively arranged on the corresponding water pipes 304.

[0040] Based on the second embodiment, please refer to Figure 7 The present invention provides an energy storage system test platform, which also includes an emergency fire extinguishing component, wherein the emergency fire extinguishing component includes a water tank 301, a water pump 302, a water tank 303, multiple water pipes 304, multiple nozzles 305 and multiple water valves 306.

[0041] According to this specific embodiment, the water tank 301 contains water for fire extinguishing. When the temperature sensor 123 detects that the temperature is higher than the preset value and the camera 122 captures smoke or flames, the water pump 302 is started through the control panel 102 to pump water into the water tank 303 and into the water pipe 304, and the water valve 306 corresponding to the test chamber 111 where the fire occurs is opened, and the water is sprayed out through the nozzle 305.

[0042] The emergency fire extinguishing assembly is disposed on the test box 101. The emergency fire extinguishing assembly can extinguish the fire of the battery pack 110 when it catches fire, thereby ensuring the safety of the entire test platform.

[0043] Secondly, the water tank 301 is placed at one end of the test box 101, the water pump 302 is arranged on the inner bottom wall of the water tank 301, the water tank 303 is fixedly connected to the water tank 301 and is located above the water pump 302, one end of each of the water pipes 304 is connected to the water tank 303, the other ends of each of the water pipes 304 penetrate the test box 101 and are respectively located inside the corresponding test chambers 111, the other ends of each of the water pipes 304 are respectively connected to the corresponding nozzles 305, and the water valves 306 are respectively arranged on the corresponding water pipes 304. The water tank 301 contains water for fire extinguishing. When the temperature sensor 123 detects that the temperature is higher than the preset value and the camera 122 captures smoke or flames, the water pump 302 is started through the control panel 102 to pump water into the water tank 303 and into the water pipe 304, and the water valve 306 corresponding to the test chamber 111 where the fire occurs is opened, and the water is sprayed out through the nozzle 305.

[0044] When using an energy storage system test platform of the present embodiment, the water tank 301 contains water for fire extinguishing. When the temperature sensor 123 detects that the temperature is higher than the preset value and the camera 122 captures smoke or flames, the water pump 302 is started through the control panel 102 to pump water into the water tank 303 and into the water pipe 304. The water valve 306 corresponding to the test chamber 111 where the fire occurs is opened, and the water is sprayed out through the nozzle 305. In this way, the battery pack 110 is extinguished when it catches fire, thereby ensuring the safety of the entire test platform.

[0045] See also Figure 8 The present invention also provides a method for testing an energy storage system, comprising the following steps: S1: The battery pack 110 is conveyed by the first conveyor 103, and the second conveyor 104 is started at the same time, so that the battery pack 110 is located directly above the second conveyor 104 and then stops; S2: The lifting unit is started, and through the connection with the support frame 105, the battery pack 110 is driven to move upward to one side of the test chamber 111; S3: The first cylinder 106 is started to drive the placement rack 107 to extend out of the test chamber 111, and the second conveyor 104 moves downward so that the protruding portion of the battery pack 110 contacts the two placement racks 107, and then the battery pack 110 is placed on the placement racks 107; S4: the placement rack 107 returns to the test chamber 111, and then the sealing plate 108 seals the test chamber 111, and the test can begin. This operation is repeated until each test chamber 111 has the battery pack 110 placed therein; S5: the control panel 102 presets five different high temperature values ​​and five different low temperature values; S6: The refrigerator 119 starts, and the temperature of the test chamber 111 is lowered in sequence according to the preset values, and the battery pack 110 is tested at a low temperature. At the same time, the data plug 126 is connected to the battery pack data port 125 to read whether the energy storage capacity of the battery pack 110 is reduced under the environment of five preset values; S7: The heater 121 is started, and the temperature of the test chamber 111 is raised in sequence according to the preset values, and the battery pack 110 is subjected to low and high temperature tests. Meanwhile, the data plug 126 is connected to the battery pack data port 125 to read whether the energy storage capacity of the battery pack 110 is reduced under the environment of five preset values; S8: The control panel 102 records the energy storage data of the battery pack 110 at ten preset temperature values; S9: The battery pack 110 after the test is moved out of the test chamber 111, the second conveyor 104 moves up to lift the battery pack 110, and then the placement rack 107 shrinks, and the second conveyor 104 moves down and is located between the two first conveyors 103 to transport the battery pack 110.

[0046] Among them, the battery pack 110 is first conveyed by the first conveyor 103, and the second conveyor 104 is also started, so that the battery pack 110 is located directly above the second conveyor 104 and then stops; the lifting unit is started, and through the connection of the support frame 105, the battery pack 110 is driven to move up to one side of the test chamber 111; then the first cylinder 106 is started, driving the placement frame 107 to extend out of the test chamber 111, and the second conveyor 104 moves down, so that the protruding part of the battery pack 110 contacts the two placement frames 107, and then the battery pack 110 is placed on the placement frame 107; the placement frame 107 returns to the test chamber 111, and then the sealing plate 108 closes the test chamber 111, and the test can be started, and the operation is repeated to place the battery pack 110 in each test chamber 111; the control panel 102 presets five different high temperature values ​​and five different low temperature values; The refrigerator 119 is started, and the temperature of the test chamber 111 is lowered in sequence according to the preset value, and the battery pack 110 is tested at a low temperature. At the same time, the data plug 126 is connected to the battery pack data port 125 to read whether the energy storage capacity of the battery pack 110 is reduced under the environment of five preset values; the heater 121 is started, and the temperature of the test chamber 111 is increased in sequence according to the preset value, and the battery pack 110 is tested at a low temperature and a high temperature. At the same time, the data plug 126 is connected to the battery pack data port 125 to read whether the energy storage capacity of the battery pack 110 is reduced under the environment of five preset values; the control panel 102 records the energy storage data of the battery pack 110 at ten preset temperature values; the battery pack 110 after the test is moved out of the test chamber 111, the second conveyor 104 is moved up, the battery pack 110 is lifted, and finally the placement rack 107 is retracted, the second conveyor 104 is moved down and located between the two first conveyors 103 to convey the battery pack 110.

[0047] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. An energy storage system test platform, comprising a test box, characterized in that: Also includes testing components; The test assembly includes a control panel, two first conveyors, a second conveyor, a lifting unit, a support frame, a plurality of first cylinders, a plurality of placement frames, a plurality of sealing plates, a plurality of pressure sensors, a plurality of drive units, a plurality of temperature adjustment units, an information reading unit and a plurality of battery packs. The test box has a plurality of test chambers. The control panel is arranged at one end of the test box. The two first conveyors are sequentially arranged on one side of the test box. The lifting unit is arranged on one side of the first conveyor. The support frame is arranged on the lifting unit. The second conveyor is fixedly connected to the support frame and is located below the support frame. The plurality of first cylinders are sequentially arranged on the test chambers. On the other side of the test box, the output ends of the plurality of first cylinders are fixedly connected to the corresponding placement racks, each placement rack is adapted to the corresponding test bin, the plurality of drive units are symmetrically arranged on the test box, the plurality of sealing plates are respectively arranged on the corresponding drive units, the plurality of sealing plates are respectively adapted to the corresponding test bins, the plurality of pressure sensors are respectively installed on one side of the corresponding sealing plates, the plurality of temperature adjustment units are arranged on the test box in sequence, the information reading units are respectively arranged inside the corresponding test bins, and the plurality of battery packs are respectively placed above the second conveyor and the corresponding placement racks.

2. The energy storage system test platform according to claim 1, characterized in that: The lifting unit includes a first slide groove, a first slider, a first screw machine and a base, the base is placed on one side of the first conveyor, the first slide groove is fixedly connected to the base and is located above the base, the first screw machine is arranged on the first slide groove, the first slider is slidably connected to the first slide groove and is arranged at the output end of the first screw machine, and one end of the support frame is fixedly connected to the first slider and is located on one side of the slider.

3. The energy storage system test platform according to claim 2, characterized in that: The driving unit includes a second screw machine and a second slider. The test box also has multiple second slide grooves. The second screw machine is arranged inside the corresponding second slide grooves. The second slider is slidably connected to the second slide grooves. The second slider is arranged at the output end of the second screw machine. The sealing plate is slidably connected to the test box. The sealing plate is fixedly connected to the second slider and is located below the second slider.

4. The energy storage system test platform according to claim 3, characterized in that: The temperature regulating unit includes a refrigerator, an exhaust duct and a plurality of heaters. The refrigerator is arranged at one end of the test box, and the output end of the refrigerator is connected to the test chamber. One end of the exhaust duct is connected to the test chamber and is located at the other end of the test box. The plurality of heaters are fixedly connected to the test box and are distributed in sequence on the inner wall of the test chamber.

5. The energy storage system test platform according to claim 4, characterized in that: The information reading unit includes multiple cameras, a temperature sensor, a second cylinder, a battery pack data port and a data plug. The multiple cameras and the temperature sensors are fixedly connected to the test box and are distributed in sequence on the inner top wall of the test chamber. The second cylinder is fixedly connected to the test box and is located on the inner side wall of the test chamber. The output end of the second cylinder is fixedly connected to the data plug, and the battery pack data port is arranged at one end of the battery pack.

6. The energy storage system test platform according to claim 5, characterized in that: The energy storage system test platform also includes a plurality of support components, and the plurality of support components are respectively arranged inside the corresponding test chambers.

7. The energy storage system test platform according to claim 6, characterized in that: The support assembly includes a support plate, a cushion, two third cylinders and two third sliders. The cushion is fixedly connected to the support plate and is located above the support plate. The two third cylinders are both rotatably connected to the test box and are symmetrically distributed on the inner bottom wall of the test box. The output ends of the third cylinders are respectively rotatably connected to the corresponding third sliders. The support plate has two third slide grooves, and the two third sliders are respectively slidably connected to the corresponding third slide grooves.

8. A method for testing an energy storage system, using the energy storage system testing platform as claimed in claim 7, characterized in that: The steps include: The battery pack is conveyed by the first conveyor, and the second conveyor is started at the same time, so that the battery pack stops after being located directly above the second conveyor; The lifting unit is started, and through the connection with the support frame, the battery pack is driven to move upward to one side of the test chamber; The first cylinder is started to drive the placement rack to extend out of the test chamber, and the second conveyor moves downward so that the protruding portion of the battery pack contacts the two placement racks, and then the battery pack is placed on the placement racks; The placement rack returns to the test chamber, and then the sealing plate seals the test chamber, and the test can begin. This operation is repeated until the battery pack is placed in each test chamber. The control panel is preset with five different high temperature values ​​and five different low temperature values; The refrigerator is started, and the temperature of the test chamber is lowered in sequence according to preset values, and the battery pack is tested at low temperature. At the same time, the data plug is connected to the data port of the battery pack to read whether the energy storage capacity of the battery pack is reduced under the environment of five preset values; The heater is started, and the temperature of the test chamber is raised in sequence according to preset values, and the battery pack is subjected to low and high temperature tests. At the same time, the data plug is connected to the data port of the battery pack to read whether the energy storage capacity of the battery pack is reduced under the environment of five preset values; The control panel records the battery pack energy storage data at ten preset temperature values; The battery pack after the test is moved out of the test chamber, the second conveyor moves up to lift the battery pack, then the placement rack shrinks, and the second conveyor moves down to be located between the two first conveyors to convey the battery pack.

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