CN110596609A - Battery test system - Google Patents
Battery test system Download PDFInfo
- Publication number
- CN110596609A CN110596609A CN201910981536.9A CN201910981536A CN110596609A CN 110596609 A CN110596609 A CN 110596609A CN 201910981536 A CN201910981536 A CN 201910981536A CN 110596609 A CN110596609 A CN 110596609A
- Authority
- CN
- China
- Prior art keywords
- battery
- vehicle
- data
- pressure adjusting
- test system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 238000004088 simulation Methods 0.000 claims abstract description 31
- 230000007613 environmental effect Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 9
- 229910052744 lithium Inorganic materials 0.000 description 9
- 238000001514 detection method Methods 0.000 description 5
- 230000009194 climbing Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a battery test system, the battery is applied to an electric 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. The invention simulates the running environment of the vehicle through the environment simulation device, can more accurately test the running data of the battery in various real running environments, realizes more accurate test of the battery, is beneficial to accurately knowing the real running condition of the battery in advance and improves the reliability of the battery test result.
Description
Technical Field
The invention relates to the field of battery testing, in particular to a battery testing 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.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide a battery testing system for solving the problem of the prior art that the battery of the vehicle cannot be accurately tested.
To achieve the above and other related objects, the present invention provides a battery test system for a vehicle, the battery test system including: 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 environmental simulation apparatus includes a grade adjustment module to carry the vehicle and adjust a set grade of the vehicle;
in some embodiments, the gradient adjusting module includes a lifting unit and a vehicle fixing unit, the vehicle is fixed on the vehicle fixing unit, and the lifting unit executes a lifting operation according to a lifting control instruction issued by the control device to adjust the gradient formed by the vehicle fixing unit.
In some embodiments, a plurality of projections are also provided on the vehicle-carrying portion of the track.
In some embodiments, the environmental simulation apparatus includes a pressure regulation module to regulate pressure exerted on the vehicle.
In some embodiments, the pressure adjusting module includes a pressure adjusting arm fixed on the vehicle and a weight disposed on the pressure adjusting arm, and the pressure adjusting module adjusts the pressure borne by the vehicle by adjusting the weight of the weight disposed on the pressure adjusting arm.
In some embodiments, the pressure adjusting module is connected to the control device to adjust the weight of the weight disposed on the pressure adjusting arm according to a pressure adjusting instruction issued by the control device.
In some embodiments, the environmental simulation apparatus includes a speed adjustment module to adjust an operating speed of the vehicle.
In some embodiments, the control device forms a discharge curve from 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.
As described above, the present invention provides a battery test system, the battery being applied to a vehicle, the battery test system including: 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 invention simulates the running environment of the vehicle through the environment simulation device, can more accurately test the running data of the battery in various real running environments, realizes more accurate test of the battery, is beneficial to accurately knowing the real running condition of the battery in advance and improves the reliability of the 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 application of the battery test system of the present invention in an embodiment.
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 embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope 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 the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, 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 invention simulates different scenes of the vehicle in practical application through various instruments, and collects the battery data of the battery of the vehicle in the simulation process so as to provide data support for the subsequent battery cycle life test. In particular, reference is made to the following description.
Referring to fig. 1 and 2, a schematic composition diagram of a battery testing system according to an embodiment of the invention is shown.
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.
Referring to fig. 2, a schematic diagram of an application of the battery test system of the present invention in an embodiment is shown. 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 also be a jack or a cylinder.
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 invention can acquire the battery data of the battery under the condition that the battery is in high-rate pulse discharge, wherein the condition that the battery is in high-rate pulse discharge comprises that the battery is in a bumpy state, the battery is in a load upslope state and the like, which can cause the lithium battery to carry out short-time high-rate pulse discharge. The traditional battery detection is difficult to perform simulation detection on the battery in the real high-rate pulse discharge states, so that a more accurate battery detection result is difficult to obtain.
In summary, the present invention provides a battery testing system, in which the battery is applied to an electric vehicle, the battery testing 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 invention simulates the running environment of the vehicle through the environment simulation device, can more accurately test the running data of the battery in various real running environments, realizes more accurate test of the battery, is beneficial to accurately knowing the real running condition of the battery in advance and improves the reliability of the battery test result. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can 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 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.
2. 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.
3. The battery test system according to claim 2, wherein the gradient adjustment module comprises a lifting unit and a vehicle fixing unit, the vehicle is fixed on the vehicle fixing unit, and the lifting unit performs a lifting operation according to a lifting control instruction issued by the control device to adjust the gradient formed by the vehicle fixing unit.
4. The battery testing system of claim 3, wherein the vehicle-carrying portion of the track is further provided with a plurality of protrusions thereon.
5. The battery testing system of claim 1, wherein the environmental simulator includes a pressure regulation module to regulate pressure exerted on the vehicle.
6. The battery testing system according to claim 5, wherein the pressure adjusting module comprises a pressure adjusting arm fixed on the vehicle and a weight arranged on the pressure adjusting arm, and the pressure adjusting module adjusts the pressure born by the vehicle by adjusting the weight of the weight arranged on the pressure adjusting arm.
7. The battery test system according to claim 6, wherein the pressure adjusting module is connected to the control device to adjust the weight of the weight provided to the pressure adjusting arm according to a pressure adjusting command issued by the control device.
8. The battery testing system of claim 1, wherein the environmental simulator includes a speed adjustment module to adjust the operating speed of the vehicle.
9. The battery test system of claim 1, wherein the control device forms a discharge curve according to the battery data and performs a test of charging or discharging the battery according to the discharge curve.
10. The battery test system of claim 1, 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 |
|---|---|---|---|
| CN201910981536.9A CN110596609A (en) | 2019-10-16 | 2019-10-16 | Battery test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910981536.9A CN110596609A (en) | 2019-10-16 | 2019-10-16 | Battery test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110596609A true CN110596609A (en) | 2019-12-20 |
Family
ID=68867473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910981536.9A Pending CN110596609A (en) | 2019-10-16 | 2019-10-16 | Battery test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110596609A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09286381A (en) * | 1996-04-20 | 1997-11-04 | Suzuki Motor Corp | Remaining battery charge meter for bicycle |
| JP2000074792A (en) * | 1998-09-01 | 2000-03-14 | Yamaha Motor Co Ltd | Drive tester for assistedly motor-driven bicycle |
| JP2002362469A (en) * | 2001-06-06 | 2002-12-18 | Sunstar Eng Inc | Power-assisted bicycle, power bicycle, and residual battery power detection program |
| CN1410317A (en) * | 2001-09-28 | 2003-04-16 | 本田技研工业株式会社 | Display for motor-assisted bicycle |
| CN201060258Y (en) * | 2007-07-06 | 2008-05-14 | 庄添财 | Power cell service-life testing apparatus |
| TW201111761A (en) * | 2009-09-18 | 2011-04-01 | Univ Chienkuo Technology | Performance tester structure of an electric bicycle |
| CN103217298A (en) * | 2013-03-28 | 2013-07-24 | 西南大学 | Testing analyzer for driving process of light-weight type electric vehicle |
| CN104165774A (en) * | 2014-09-06 | 2014-11-26 | 吉林大学 | Experimental system for studying hinge joint steering vehicle roll stability and operation method thereof |
| CN104568471A (en) * | 2014-11-03 | 2015-04-29 | 中华人民共和国慈溪出入境检验检疫局 | Electric bicycle testing platform and testing method |
| CN105136466A (en) * | 2014-05-28 | 2015-12-09 | 金广恒环保技术（南京）有限公司 | Method for testing electric bicycle road condition |
| WO2015197726A1 (en) * | 2014-06-24 | 2015-12-30 | Groos, Nicola | Apparatus for testing electric bicycles |
| CN106908075A (en) * | 2017-03-21 | 2017-06-30 | 福州大学 | Big data is gathered with processing system and based on its electric automobile continuation of the journey method of estimation |
| CN206618842U (en) * | 2017-02-21 | 2017-11-07 | 上海德朗能电子科技有限公司 | A kind of lithium cell for electric bicycle group testboard |
| CN108918166A (en) * | 2018-07-12 | 2018-11-30 | 安徽悦众车身装备有限公司 | A kind of detection device for automobile tire |
| CN109782169A (en) * | 2019-01-03 | 2019-05-21 | 华南理工大学 | A kind of electric two-wheel vehicle device for detecting performance |
| CN110118660A (en) * | 2019-03-22 | 2019-08-13 | 上海渤元信息科技有限公司 | A kind of automobile power emulation test system and test method based on dynamic load |
| CN211148866U (en) * | 2019-10-16 | 2020-07-31 | 上海钧正网络科技有限公司 | Battery test system |
-
2019
- 2019-10-16 CN CN201910981536.9A patent/CN110596609A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09286381A (en) * | 1996-04-20 | 1997-11-04 | Suzuki Motor Corp | Remaining battery charge meter for bicycle |
| JP2000074792A (en) * | 1998-09-01 | 2000-03-14 | Yamaha Motor Co Ltd | Drive tester for assistedly motor-driven bicycle |
| JP2002362469A (en) * | 2001-06-06 | 2002-12-18 | Sunstar Eng Inc | Power-assisted bicycle, power bicycle, and residual battery power detection program |
| CN1410317A (en) * | 2001-09-28 | 2003-04-16 | 本田技研工业株式会社 | Display for motor-assisted bicycle |
| CN201060258Y (en) * | 2007-07-06 | 2008-05-14 | 庄添财 | Power cell service-life testing apparatus |
| TW201111761A (en) * | 2009-09-18 | 2011-04-01 | Univ Chienkuo Technology | Performance tester structure of an electric bicycle |
| CN103217298A (en) * | 2013-03-28 | 2013-07-24 | 西南大学 | Testing analyzer for driving process of light-weight type electric vehicle |
| CN105136466A (en) * | 2014-05-28 | 2015-12-09 | 金广恒环保技术（南京）有限公司 | Method for testing electric bicycle road condition |
| EP3160834A1 (en) * | 2014-06-24 | 2017-05-03 | Groos, Nicola | Apparatus for testing electric bicycles |
| WO2015197726A1 (en) * | 2014-06-24 | 2015-12-30 | Groos, Nicola | Apparatus for testing electric bicycles |
| CN104165774A (en) * | 2014-09-06 | 2014-11-26 | 吉林大学 | Experimental system for studying hinge joint steering vehicle roll stability and operation method thereof |
| CN104568471A (en) * | 2014-11-03 | 2015-04-29 | 中华人民共和国慈溪出入境检验检疫局 | Electric bicycle testing platform and testing method |
| CN206618842U (en) * | 2017-02-21 | 2017-11-07 | 上海德朗能电子科技有限公司 | A kind of lithium cell for electric bicycle group testboard |
| CN106908075A (en) * | 2017-03-21 | 2017-06-30 | 福州大学 | Big data is gathered with processing system and based on its electric automobile continuation of the journey method of estimation |
| CN108918166A (en) * | 2018-07-12 | 2018-11-30 | 安徽悦众车身装备有限公司 | A kind of detection device for automobile tire |
| CN109782169A (en) * | 2019-01-03 | 2019-05-21 | 华南理工大学 | A kind of electric two-wheel vehicle device for detecting performance |
| CN110118660A (en) * | 2019-03-22 | 2019-08-13 | 上海渤元信息科技有限公司 | A kind of automobile power emulation test system and test method based on dynamic load |
| CN211148866U (en) * | 2019-10-16 | 2020-07-31 | 上海钧正网络科技有限公司 | Battery test system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211148866U (en) | Battery test system | |
| CN107492917A (en) | Electric quantity balancing method, battery management system and the power electric car of electrokinetic cell | |
| CN109752663A (en) | A kind of measurement method of the internal resistance of cell | |
| CN110470992A (en) | Durability test method, system and the data table generating method of battery impulse heating | |
| CN102156265A (en) | Device and method for testing health state of battery | |
| CN102645635A (en) | Device and method for testing corresponding relation between open circuit voltage (OCV) and system on chip (SOC) | |
| CN108710087B (en) | Device and method for measuring health state of battery pack of pure electric vehicle | |
| CN107560870B (en) | Simulated climbing test method for electric automobile | |
| CN112379286A (en) | Device and method for measuring stability of soft package lithium ion battery | |
| CN104142446B (en) | System and method for testing charging control response time of electric vehicle charger | |
| CN106340920A (en) | Control method and device of passive equalization of battery pack, battery system and vehicle | |
| CN102879198A (en) | Speed limiter test table for elevator and testing system thereof | |
| CN109344563A (en) | A kind of three dimensional analysis method of transformer winding short circuit trouble point change in shape prediction | |
| CN110596609A (en) | Battery test system | |
| CN205981523U (en) | Answer variant tension sensor | |
| CN212934682U (en) | Fuel cell system test platform | |
| CN115097801A (en) | Hardware-in-the-loop bench test system and test method for air suspension system | |
| CN104655417B (en) | Device for testing high and low temperature performance of certain indexing mechanism of space station | |
| CN107765673A (en) | The test device and test system of a kind of electric bicycle controller | |
| CN108333523B (en) | Testing device and testing method for power battery of electric automobile | |
| FR2909060A1 (en) | Cable transport installation braking simulating method for e.g. gondola car, involves applying braking unit on installation by motors which are controlled in closed loop by set value formed by predetermined controlling curve | |
| CN203705572U (en) | Test system used for battery management system function test | |
| CN115014799A (en) | System and method for testing battery temperature difference rack of hybrid power system | |
| CN210108572U (en) | Intelligent device for measuring expansion stress of battery cell and module | |
| CN114113854A (en) | New energy automobile charging detection system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |