CN211148866U - Battery test system - Google Patents
Battery test system Download PDFInfo
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- CN211148866U CN211148866U CN201921731448.5U CN201921731448U CN211148866U CN 211148866 U CN211148866 U CN 211148866U CN 201921731448 U CN201921731448 U CN 201921731448U CN 211148866 U CN211148866 U CN 211148866U
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Abstract
The utility model provides a battery test system, the battery is applied to in the electric vehicle, battery test system includes: an environment simulation device for simulating an operating environment of the vehicle; the data acquisition device is communicated with the battery and used for acquiring battery data of the battery; and the control device is communicated with the environment simulation device and the data acquisition device, is used for controlling the operation of the environment simulation device and is used for receiving the battery data acquired by the data acquisition device. The utility model discloses an environmental simulation device simulates the operational environment of vehicle, and the operational data of battery in various real operational environment can be tested out to the test that can be more accurate, realizes the more accurate test to the battery, is favorable to the accurate real operation situation of understanding the battery in advance, improves the reliability of battery test result.
Description
Technical Field
The utility model relates to a battery test field especially relates to a battery test system.
Background
At present, the performance test of the lithium battery of the electric bicycle or the moped mainly comprises the steps of carrying out simple charge and discharge test on the lithium battery according to a design reference book provided by a manufacturer and carrying out cycle life test in a standard environment. The stress on the lithium battery on the whole vehicle is much severer than the standard provided by manufacturers. Especially the conditions of instant start, sudden stop, load ascending slope, bump and the like on complex road conditions. It will result in a short time of high rate pulse discharge of the lithium battery.
The internal resistance of the lithium battery is increased rapidly due to high-rate pulse discharge, and metal lithium is precipitated on the surface of a negative electrode, so that the diffusion dynamic characteristics of a pole piece interface are seriously influenced, the capacity of the lithium battery is attenuated rapidly, the service life of the lithium battery cannot reach a value measured according to the specifications of a manual, and the use feeling of a user is influenced. At present, capacity type batteries are generally used for electric bicycles, and the service life attenuation is more serious under the condition of high-rate pulse discharge. More accurate testing of vehicle battery life is required.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a battery testing system for solving the problem of inaccurate testing of a battery of a vehicle in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a battery test system, wherein a battery is applied to a vehicle, the battery test system includes: an environment simulation device for simulating an operating environment of the vehicle; the data acquisition device is communicated with the battery and used for acquiring battery data of the battery; and the control device is communicated with the environment simulation device and the data acquisition device, is used for controlling the operation of the environment simulation device and is used for receiving the battery data acquired by the data acquisition device.
In some embodiments, the data acquisition device is configured to acquire data of the battery, and the control device is further configured to control operation of the environmental simulation device and to receive the battery data acquired by the data acquisition device.
In some embodiments, the environmental simulation apparatus includes a grade adjustment module configured to carry the vehicle and adjust a set grade of the vehicle.
In some embodiments, the gradient adjustment module includes a liftable unit, and a vehicle fixing unit to which the vehicle is fixed.
In some embodiments, a plurality of projections are also provided on the vehicle-carrying portion of the track.
In some embodiments, the environmental simulation device includes a pressure regulation module.
In some embodiments, the pressure adjustment module includes a pressure adjustment arm fixed to the vehicle and a weight disposed on the pressure adjustment arm.
In some embodiments, the pressure regulation module is connected to the control device.
In some embodiments, the environmental simulation apparatus includes a speed adjustment module.
In some embodiments, the battery data includes at least one or more of: battery capacity, battery instantaneous current value, and battery temperature.
As described above, the utility model provides a battery test system, in the vehicle was applied to the battery, battery test system includes: an environment simulation device for simulating an operating environment of the vehicle; the data acquisition device is communicated with the battery and used for acquiring battery data of the battery; and the control device is communicated with the environment simulation device and the data acquisition device, is used for controlling the operation of the environment simulation device and is used for receiving the battery data acquired by the data acquisition device. The utility model discloses an environmental simulation device simulates the operational environment of vehicle, and the operational data of battery in various real operational environment can be tested out to the test that can be more accurate, realizes the more accurate test to the battery, is favorable to the accurate real operation situation of understanding the battery in advance, improves the reliability of battery test result.
Drawings
Fig. 1 is a schematic diagram of a battery test system according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an embodiment of a battery testing system according to the present invention.
Description of the element reference numerals
1 Battery test system
11 environment simulation device
111 slope adjusting module
1111 hydraulic cylinder
1112 fixed pulley
1113 crawler belt
11131 vehicle carrying part
111311 first end of vehicle load-carrying part
111312 second end of vehicle load-carrying part
11132 projection
112 pressure regulating module
1121 pressure adjusting arm
1122 weight
113 electric machine
12 data acquisition device
13 control device
2 electric vehicle
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
The battery of electric vehicle need carry out comparatively strict test before the in-service use, if the scene of testing can be more close to the true condition, the reliability of the test result of guarantee battery that can be better. The utility model discloses a different scenes of multiple instrument simulation vehicle in the reality is used, and the battery data of the battery of gathering the vehicle in this analog process to provide data support to subsequent battery cycle life test. In particular, reference is made to the following description.
Please refer to fig. 1 and fig. 2, which are schematic diagrams illustrating a battery testing system according to an embodiment of the present invention.
The battery of the battery test system 1 is applied to an electric vehicle 2, for example, an electric bicycle, and the battery test system 1 includes: environment simulation device 11, data acquisition device 12 and control device 13.
The environment simulation device 11 is configured to simulate an operating environment of the electric vehicle 2.
The data acquisition device 12 is in communication with the battery for acquiring battery data of the battery.
The control device 13 is in communication with the environmental simulation device 11 and the data acquisition device 12, and is configured to control the operation of the environmental simulation device 11 and receive the battery data acquired by the data acquisition device 12.
Fig. 2 is a schematic diagram of a battery testing system according to an embodiment of the present invention. In fig. 2, the environment simulation apparatus 11 includes a gradient adjustment module 111, and the gradient adjustment module 111 is configured to carry the electric vehicle 2 and adjust a set gradient of the vehicle; the slope adjusting module 111 comprises a lifting unit and a vehicle fixing unit, the vehicle is fixed on the vehicle fixing unit, and the lifting unit executes lifting operation according to a lifting control instruction issued by the control device to adjust the slope formed by the vehicle fixing unit. As shown in fig. 2, in the present embodiment, the gradient adjustment module 111 includes a liftable hydraulic cylinder 1111, a fixed pulley 1112, and a track 1113, and the track 1113 includes a vehicle-carrying portion 11131, both ends of the track 1113 may be fixed to the top and bottom of the hydraulic cylinder 111, respectively, and the fixed pulley 1112 is flush with the bottom of the hydraulic cylinder 111, and the fixed pulley 1112 is in contact connection with a designated position of the track 1113 to maintain the track 1113 in a designated lifted state. The first end 111311 of the vehicle carrying part is fixed to the fixed pulley 1112, and the second end 111312 of the vehicle carrying part is fixed to the hydraulic cylinder 1111, wherein the hydraulic cylinder 1111 executes a lifting operation according to a lifting control command issued by the control device 13 to adjust the gradient formed by the vehicle carrying part 11131. When the hydraulic cylinder 1111 performs an elevation operation in accordance with an elevation command issued by the control device 13, the gradient formed by the vehicle bearing portion 11131 is made large. When the hydraulic cylinder 1111 performs a lowering operation in accordance with a lowering command issued by the control device 13, the gradient formed by the vehicle bearing portion 11131 is made smaller. In other embodiments, the lifting unit may be a cylinder or a jack.
As shown in fig. 2, a plurality of protrusions 11132 are further provided on the vehicle-carrying portion 11131 of the crawler 1113. In this embodiment, the protrusion 11132 has a hemispherical shape. The bump can be used to simulate the situation of the electric vehicle 2 on bumpy road conditions.
As shown in fig. 2, the environment simulation apparatus 11 includes a pressure adjustment module 112, and the pressure adjustment module 112 is configured to adjust a pressure applied to the electric vehicle 2; referring to fig. 2, the pressure adjustment module 112 includes a pressure adjustment arm 1121 fixed to the electric vehicle 2 and a weight 1122 disposed on the pressure adjustment arm 1121, and the pressure adjustment module 112 adjusts the pressure borne by the electric vehicle 2 by adjusting the weight of the weight 1122 disposed on the pressure adjustment arm 1121. In the embodiment shown in fig. 2, the weight 1122 can be increased or decreased manually, and in other embodiments, the pressure adjusting module 112 can also be another module for adjusting the pressure applied to the electric vehicle 2, and the pressure adjusting module 112 can be electrically connected to the control device 13, receive the control of the control device 13, and further adjust the pressure applied to the vehicle. For example, the control device 13 may control the number of weights 1122 on the pressure adjustment arm 1121.
In some embodiments, the pressure adjustment arm 1121 may be located at a riding seat of the electric vehicle 2, thereby mimicking different pressures exerted by people of different weights on the electric vehicle 2.
In some embodiments, the environment simulator 11 comprises a speed adjustment module to adjust the operating speed of the electric vehicle 2; the speed adjusting module comprises a motor arranged on a front wheel and/or a rear wheel of the vehicle, and the motor adjusts the rotating speed of the front wheel and/or the rear wheel of the vehicle according to a speed adjusting instruction issued by the control device, so as to adjust the running speed of the vehicle. As shown in fig. 2, the speed adjustment module includes a motor 113 provided to a rear wheel of the electric vehicle 2.
In some embodiments, as shown in fig. 2, the environment simulation apparatus 11 includes the gradient adjustment module 111, the pressure adjustment module 112, and the speed adjustment module (motor 113), and the control apparatus 13 is configured to fix the adjustment amplitude of any two of the pressure adjustment module 112, the gradient adjustment module 111, and the speed adjustment module (motor 113), change the adjustment amplitude of the remaining one, and record the battery data in the process. For example, the pressure and the running speed of the electric vehicle 2 are fixed, the control device 13 controls the lifting height of the hydraulic cylinder 1111 to gradually change the climbing angle of the bicycle, and in the process, the control device 13 collects the battery data of the battery of the electric vehicle 2 through the data collecting device 12. And the collected battery data is plotted into a curve, so that a curve of the discharge current and the climbing angle can be obtained.
Similarly, the running speed and the climbing angle of the electric vehicle 2 are fixed. By changing the pressure applied to the electric vehicle 2, a discharge current-pressure curve can be obtained.
The pressure and the climbing angle to which the electric vehicle 2 is subjected are fixed. The running speed of the electric vehicle 2 is changed. A curve of operating speed versus discharge current can be obtained.
The control device 13 (for example, an intelligent data processing device such as a desktop computer or a tablet computer) guides the discharge curve into a preset battery detection system, and the battery detection system performs a cycle life test of charging and discharging the battery according to the discharge curve.
In some embodiments, the control device 13 forms a discharge curve according to the battery data, and tests the battery for charging or discharging according to the discharge curve.
In some embodiments, the battery data includes at least one or more of: battery capacity, battery instantaneous current value, and battery temperature.
The utility model discloses can acquire the battery data of the battery under the condition that the battery is in the pulse of high magnification and discharges, the condition that the battery is in the pulse of high magnification discharges for example include that the battery is in the state of jolting and the battery is in heavy burden upslope state etc. these all can lead to the lithium cell to carry out the high magnification pulse of short time and discharge. And traditional battery detection then hardly simulates the detection to the state that the battery is in the pulse discharge of these real high rates, and then hardly obtains comparatively accurate battery testing result, and the utility model discloses a simulate these states, can be favorable to accurate real operation conditions who knows the battery in advance, improve the reliability of battery test result.
To sum up, the utility model provides a battery test system, the battery is applied to in the electric vehicle, battery test system includes: an environment simulation device for simulating an operating environment of the vehicle; the data acquisition device is communicated with the battery and used for acquiring battery data of the battery; and the control device is communicated with the environment simulation device and the data acquisition device, is used for controlling the operation of the environment simulation device and is used for receiving the battery data acquired by the data acquisition device. The utility model discloses an environmental simulation device simulates the operational environment of vehicle, and the operational data of battery in various real operational environment can be tested out to the test that can be more accurate, realizes the more accurate test to the battery, is favorable to the accurate real operation situation of understanding the battery in advance, improves the reliability of battery test result. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A battery test system, wherein the battery is used in a vehicle, the battery test system comprising:
an environment simulation device;
a data acquisition device in communication with the battery;
and the control device is communicated with the environment simulation device and the data acquisition device.
2. The battery test system of claim 1, wherein the data acquisition device is configured to acquire battery data of the battery, and the control device is further configured to control operation of the environmental simulation device and to receive the battery data acquired by the data acquisition device.
3. The battery testing system of claim 1, wherein the environmental simulator includes a grade adjustment module configured to carry the vehicle and adjust a set grade of the vehicle.
4. The battery test system according to claim 3, wherein the gradient adjustment module comprises a liftable unit, and a vehicle fixing unit to which the vehicle is fixed.
5. The battery testing system of claim 4, wherein the grade adjustment module further comprises a track comprising a vehicle-carrying portion, the vehicle-carrying portion of the track further having a plurality of protrusions disposed thereon.
6. The battery testing system of claim 1, wherein the environmental simulator comprises a pressure regulation module.
7. The battery testing system of claim 6, wherein the pressure adjustment module comprises a pressure adjustment arm fixed to the vehicle and a weight disposed on the pressure adjustment arm.
8. The battery testing system of claim 7, wherein the pressure regulation module is coupled to the control device.
9. The battery testing system of claim 1, wherein the environmental simulator comprises a speed adjustment module.
10. The battery test system of claim 2, wherein the battery data includes at least one or more of: battery capacity, battery instantaneous current value, and battery temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731448.5U CN211148866U (en) | 2019-10-16 | 2019-10-16 | Battery test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731448.5U CN211148866U (en) | 2019-10-16 | 2019-10-16 | Battery test system |
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| CN211148866U true CN211148866U (en) | 2020-07-31 |
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| CN201921731448.5U Active CN211148866U (en) | 2019-10-16 | 2019-10-16 | Battery test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596609A (en) * | 2019-10-16 | 2019-12-20 | 上海钧正网络科技有限公司 | Battery test system |
| CN112683547A (en) * | 2020-12-14 | 2021-04-20 | 无锡市神韵科技发展有限公司 | A whole car automatic check out system for electric motor car |
-
2019
- 2019-10-16 CN CN201921731448.5U patent/CN211148866U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596609A (en) * | 2019-10-16 | 2019-12-20 | 上海钧正网络科技有限公司 | Battery test system |
| CN112683547A (en) * | 2020-12-14 | 2021-04-20 | 无锡市神韵科技发展有限公司 | A whole car automatic check out system for electric motor car |
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