CN115932609B - Testing method of intelligent network-connected automobile - Google Patents
Testing method of intelligent network-connected automobile Download PDFInfo
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- CN115932609B CN115932609B CN202310245107.1A CN202310245107A CN115932609B CN 115932609 B CN115932609 B CN 115932609B CN 202310245107 A CN202310245107 A CN 202310245107A CN 115932609 B CN115932609 B CN 115932609B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention discloses a testing method, a testing device and a testing platform for an intelligent network-connected automobile, which have the technical scheme that: the method comprises the following steps: step one, a vehicle operation simulation platform and a battery pack simulation platform are established, the vehicle operation simulation platform and the battery pack simulation platform are connected through a data acquisition device, and the operation state of the vehicle operation simulation platform is synchronized with the experimental state of the battery pack simulation platform; step two, placing an automobile battery pack, conveying the removed automobile battery pack to a testing platform of a testing device in a battery pack simulation platform, adjusting the testing height of the testing device, connecting a data collector with a detection port of the testing device, and collecting battery data in real time; according to the scheme, the testing flow of the intelligent network connection automobile battery pack is simplified, and after open fire and high temperature conditions occur in the intelligent network connection automobile battery pack in the testing process, safe disposal can be timely carried out, and the safety of intelligent network connection automobile battery pack testing is improved.
Description
Technical Field
The invention relates to the technical field of intelligent network automobiles, in particular to a testing method, device and platform of an intelligent network automobile.
Background
The intelligent network car is an organic combination of the car networking and the intelligent car, is a new-generation car which is provided with advanced devices such as a car-mounted sensor, a controller and an actuator, integrates modern communication and network technology, realizes intelligent information exchange and sharing of the car, people, the car, a road, a background and the like, realizes safe, comfortable, energy-saving and efficient running, and can finally replace people to operate.
For example, the Chinese patent with the publication number of CN113515104A discloses an intelligent network-connected automobile testing method and system based on multiple meteorological conditions, and the method comprises the following steps: s1, connecting an intelligent network-connected automobile to be tested with a test platform; s2, driving behavior input is provided for the intelligent network-connected automobile through a driving scene library of the test platform; s3, the test platform controls the meteorological condition simulation device to provide multiple meteorological conditions to be tested for the intelligent network-connected automobile to be tested.
The intelligent network connection automobile testing method has the advantages of avoiding actual measurement of roads and saving cost; however, the intelligent network-connected automobile testing method still has some disadvantages, such as: in the prior art, when the whole vehicle is in operation, the puncture of the battery is monitored to obtain real data, but the whole vehicle is affected after the battery is punctured, and the vehicle is not easy to rescue and has high detection cost.
Disclosure of Invention
The invention aims to provide a testing method, device and platform for an intelligent network-connected automobile, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a testing method of an intelligent network-connected automobile comprises the following steps:
step one, a vehicle operation simulation platform and a battery pack simulation platform are established, the vehicle operation simulation platform and the battery pack simulation platform are connected through a data acquisition device, and the operation state of the vehicle operation simulation platform is synchronized with the experimental state of the battery pack simulation platform;
step two, placing an automobile battery pack, conveying the removed automobile battery pack to a testing platform of a testing device in a battery pack simulation platform, adjusting the testing height of the testing device, connecting a data collector with a detection port of the testing device, and collecting battery data in real time;
step three, mounting a monitoring instrument, namely respectively mounting a plurality of temperature sensors and a plurality of image sensors on a testing device, monitoring an automobile battery pack on a battery pack simulation platform in real time, and remotely knowing the temperature and shape change of the automobile battery pack;
step four, simulation test, namely synchronizing the road running path acquired by the data acquisition device with the experimental path of the battery pack simulation platform, adjusting a puncture test assembly of the test device, synchronously simulating the puncture of the battery pack, monitoring the temperature of the automobile battery pack through the temperature sensor, monitoring the change of the electric power data of the automobile battery pack through the battery data acquisition device, recording, adjusting the depth of the puncture test assembly, monitoring the change of the automobile battery pack in real time, continuously performing simulation test on the puncture of the automobile battery pack, and measuring the puncture resistance of the automobile battery pack;
and fifthly, comparing the data with the simulated puncture experiment and the previous actual puncture experiment, and directly adopting a vehicle operation simulation platform and a battery pack simulation platform to perform experiments in the follow-up test after the difference between the analysis simulation and the actual is within the allowable range.
The utility model provides a testing arrangement of intelligent network allies oneself with car, testing arrangement includes the water tank, all install servo hydraulic stem on the both sides surface of water tank, install the linking bridge on the output of servo hydraulic stem, the welding has fixed frame on the linking bridge, be provided with the testboard on the fixed frame, car battery package is placed on the testboard, all install the lead screw subassembly on the both sides surface of water tank, two the chain subassembly is installed to one side of lead screw subassembly, and one of them the one end of lead screw subassembly is connected with servo motor through the shaft coupling transmission, servo motor installs on the water tank;
the device is characterized in that a fixed support is arranged on the screw rod assembly, an electric sliding table is arranged on the fixed support, a puncture testing assembly is arranged at the moving end of the electric sliding table, and a puncture needle is arranged on the puncture testing assembly.
Preferably, a limiting clamping seat is arranged on the side surface of the water tank, and the limiting clamping seat is clamped and arranged on the servo hydraulic rod.
Preferably, a plurality of through holes distributed at equal intervals are formed in the surface of the test bench.
Preferably, the screw rod assembly comprises a mounting plate, a screw rod and a threaded block, wherein the mounting plate is fixedly arranged on the side surface of the water tank, two ends of the screw rod are rotatably arranged on the mounting plate through bearings and are in threaded connection with the threaded block, the chain assembly is arranged on the end part of the screw rod, and the fixing support is fixedly arranged on the surface of the threaded block.
Preferably, a guide groove is formed in the surface of the mounting plate, a guide block is mounted on the side surface of the threaded block, and the guide block is mounted in the guide groove in a clamping manner.
Preferably, the chain assembly comprises two chain wheels and a chain, wherein the two chain wheels are arranged on the two screw rods, and the two sides of the chain are arranged on the two chain wheels.
Preferably, a controller is mounted on the side surface of the water tank, and the controller is electrically connected with the servo hydraulic rod, the servo motor, the electric sliding table and the puncture testing assembly respectively through a guide.
Preferably, the puncture test assembly comprises a fixing piece, an electric push rod and a puncture needle clamp head, wherein the fixing piece is arranged at the moving end of the electric sliding table, the electric push rod is arranged on the fixing piece, the output end of the electric push rod is fixedly connected with the puncture needle clamp head, and the puncture needle is arranged on the puncture needle clamp head.
A testing platform of an intelligent network-connected automobile comprises a testing device of the intelligent network-connected automobile.
Compared with the prior art, the invention has the beneficial effects that:
according to the testing method of the intelligent network connection automobile, the defect that the intelligent network connection automobile battery pack is detached from a test vehicle is overcome, the vehicle operation simulation platform and the battery pack simulation platform are adopted for simulation test, the test safety and precision of the intelligent network connection automobile battery pack are improved, the testing device can obtain vehicle operation road condition data according to the vehicle operation simulation platform, the battery pack simulation platform can realize the battery pack simulation test through the simulation road condition data, a new idea of not puncturing the automobile battery pack is provided, the battery pack is not damaged any more for test, the safety is improved, and after open fire and high temperature conditions occur to the intelligent network connection automobile battery pack in the testing process, safety disposal can be timely carried out, and the safety of the intelligent network connection automobile battery pack test is improved.
Drawings
FIG. 1 is a diagram of one of the test devices of the intelligent network-connected vehicle of the present invention;
FIG. 2 is a diagram showing a second configuration of a test device for an intelligent network-connected vehicle according to the present invention;
FIG. 3 is a third block diagram of a test device for an intelligent network-connected vehicle according to the present invention;
fig. 4 is an enlarged view at a in fig. 2.
In the figure: 1. a water tank; 2. a servo hydraulic lever; 3. a connecting bracket; 4. a fixed frame; 5. a test bench; 6. a screw assembly; 61. a mounting plate; 62. a screw rod; 63. a screw block; 7. a chain assembly; 71. a sprocket; 72. a chain; 8. a servo motor; 9. a fixed bracket; 10. an electric sliding table; 11. a puncture test assembly; 111. a fixing piece; 112. an electric push rod; 113. a puncture needle chuck; 12. a puncture needle; 13. a limit clamping seat; 14. a through hole; 15. a guide groove; 16. a guide block; 17. and a controller.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the invention provides a testing method, device and platform for an intelligent network-connected automobile, wherein the technical scheme is as follows:
a testing method of an intelligent network-connected automobile comprises the following steps:
step one, a vehicle operation simulation platform and a battery pack simulation platform are established, the vehicle operation simulation platform and the battery pack simulation platform are connected through a data acquisition device, and the operation state of the vehicle operation simulation platform is synchronized with the experimental state of the battery pack simulation platform;
step two, placing an automobile battery pack, conveying the removed automobile battery pack to a testing platform of a testing device in a battery pack simulation platform, adjusting the testing height of the testing device, connecting a data collector with a detection port of the testing device, and collecting battery data in real time;
step three, mounting a monitoring instrument, namely respectively mounting a plurality of temperature sensors and a plurality of image sensors on a testing device, monitoring an automobile battery pack on a battery pack simulation platform in real time, and remotely knowing the temperature and shape change of the automobile battery pack;
step four, simulation test, namely synchronizing the road running path acquired by the data acquisition device with the experimental path of the battery pack simulation platform, adjusting a puncture test assembly of the test device, synchronously simulating the puncture of the battery pack, monitoring the temperature of the automobile battery pack through the temperature sensor, monitoring the change of the electric power data of the automobile battery pack through the battery data acquisition device, recording, adjusting the depth of the puncture test assembly, monitoring the change of the automobile battery pack in real time, continuously performing simulation test on the puncture of the automobile battery pack, and measuring the puncture resistance of the automobile battery pack;
and fifthly, comparing the data with the simulated puncture experiment and the previous actual puncture experiment, and directly adopting a vehicle operation simulation platform and a battery pack simulation platform to perform experiments in the follow-up test after the difference between the analysis simulation and the actual is within the allowable range.
The utility model provides a testing arrangement of intelligent network allies oneself with car, testing arrangement includes water tank 1, servo hydraulic stem 2 is all installed on the both sides surface of water tank 1, install linking bridge 3 on the output of servo hydraulic stem 2, the welding has fixed frame 4 on linking bridge 3, be provided with testboard 5 on the fixed frame 4, car battery package is placed on testboard 5, lead screw subassembly 6 is all installed on the both sides surface of water tank 1, chain subassembly 7 is installed to one side of two lead screw subassemblies 6, and one end of one of them lead screw subassembly 6 is connected with servo motor 8 through the shaft coupling transmission, servo motor 8 installs on water tank 1, water tank 1 makes things convenient for water to pour into, when high temperature or open flame appear in the car battery package puncture process, can in time carry out the flooding treatment, servo hydraulic stem 2 can adjust the height of fixed frame 4 of installing on linking bridge 3, testboard 5 of installing on fixed frame 4 is convenient for placing car battery package, through the cooperation of lead screw subassembly 6, servo motor 8 and chain subassembly 7, conveniently adjust the horizontal movement position of fixed frame 9, thereby puncture test subassembly 11 can adjust the puncture position of car battery package and puncture test pack can not carry out the puncture test with the same position;
install fixed bolster 9 on the lead screw subassembly 6, install electronic slip table 10 on the fixed bolster 9, install puncture test assembly 11 on the removal end of electronic slip table 10, install pjncture needle 12 on the puncture test assembly 11, electronic slip table 10 can adjust the horizontal migration distance of puncture test assembly 11, conveniently adjusts pjncture needle 12's degree of depth through puncture test assembly 11, conveniently adjusts according to the test depth of battery package, improves the precision of test.
In the embodiment, preferably, a limit clamping seat 13 is installed on the side surface of the water tank 1, the limit clamping seat 13 is installed on the servo hydraulic rod 2 in a clamping manner, and the limit clamping seat 13 is beneficial to improving the installation structural strength of the servo hydraulic rod 2.
In an embodiment, preferably, the surface of the test bench 5 is provided with a plurality of through holes 14 distributed at equal intervals, and water is conveniently immersed into the test bench 5 through the through holes 14 formed in the test bench 5, so that the contact speed of the water and the battery pack is accelerated.
In the embodiment, preferably, the screw rod assembly 6 comprises a mounting plate 61, a screw rod 62 and a threaded block 63, the mounting plate 61 is fixedly mounted on the side surface of the water tank 1, both ends of the screw rod 62 are rotatably mounted on the mounting plate 61 through bearings and are in threaded connection with the threaded block 63, the chain assembly 7 is mounted on the end part of the screw rod 62, the fixing support 9 is fixedly mounted on the surface of the threaded block 63, the screw rod 62 rotates on the mounting plate 61 and can drive the threaded block 63 to horizontally move, and the horizontal movement position of the fixing support 9 can be conveniently adjusted.
In the embodiment, preferably, the surface of the mounting plate 61 is provided with the guide groove 15, the side surface of the threaded block 63 is provided with the guide block 16, the guide block 16 is arranged in the guide groove 15 in a clamping way, and the guide block 16 is arranged in the guide groove 15 in a clamping way, so that the horizontal movement stability of the threaded block 63 is ensured.
In the embodiment, the chain assembly 7 preferably comprises two chain wheels 71 and a chain 72, wherein the two chain wheels 71 are arranged on the two screw rods 62, two sides of the chain 72 are arranged on the two chain wheels 71, and the two screw rods 62 are conveniently and simultaneously driven to rotate through the cooperation of the two chain wheels 71 and the chain 72, so that the stability of the horizontal movement of the fixed support 9 is maintained.
In the embodiment, preferably, the controller 17 is installed on the side surface of the water tank 1, and the controller 17 is electrically connected with the servo hydraulic rod 2, the servo motor 8, the electric sliding table 10 and the puncture testing assembly 11 respectively through the guide that is provided, and the safety of the automobile battery pack test is improved through the controller 17 convenient remote control.
In an embodiment, preferably, the puncture test assembly 11 includes a fixing piece 111, an electric push rod 112 and a puncture needle chuck 113, the fixing piece 111 is installed on the moving end of the electric sliding table 10, the electric push rod 112 is installed on the fixing piece 111, the output end is fixedly connected with the puncture needle chuck 113, the puncture needle 12 is installed on the impurity puncture needle chuck 113, the electric push rod 112 is installed on the fixing piece 111, the height of the puncture needle 12 installed on the puncture needle chuck 113 is conveniently adjusted, and the puncture depth of the puncture needle 12 can be adjusted according to the test requirement.
A testing platform of an intelligent network-connected automobile comprises a testing device of the intelligent network-connected automobile.
The working principle and the using flow of the invention are as follows:
according to the testing method of the intelligent network connection automobile, the defect that the intelligent network connection automobile battery pack is detached from a test vehicle is overcome, the vehicle operation simulation platform and the battery pack simulation platform are adopted for simulation test, the test safety and precision of the intelligent network connection automobile battery pack are improved, the testing device can obtain vehicle operation road condition data according to the vehicle operation simulation platform, the battery pack simulation platform can realize the battery pack simulation test through the simulation road condition data, a new idea of not puncturing the automobile battery pack is provided, the battery pack is not damaged any more for test, the safety is improved, and after open fire and high temperature conditions occur to the intelligent network connection automobile battery pack in the testing process, safety disposal can be timely carried out, and the safety of the intelligent network connection automobile battery pack test is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The testing method of the intelligent network-connected automobile is characterized by comprising the following steps of:
step one, a vehicle operation simulation platform and a battery pack simulation platform are established, the vehicle operation simulation platform and the battery pack simulation platform are connected through a data acquisition device, and the operation state of the vehicle operation simulation platform is synchronized with the experimental state of the battery pack simulation platform;
step two, placing an automobile battery pack, conveying the removed automobile battery pack to a testing platform of a testing device in a battery pack simulation platform, adjusting the testing height of the testing device, connecting a data collector with a detection port of the testing device, and collecting battery data in real time;
step three, mounting a monitoring instrument, namely respectively mounting a plurality of temperature sensors and a plurality of image sensors on a testing device, monitoring an automobile battery pack on a battery pack simulation platform in real time, and remotely knowing the temperature and shape change of the automobile battery pack;
step four, simulation test, namely synchronizing the road running path acquired by the data acquisition device with the experimental path of the battery pack simulation platform, adjusting a puncture test assembly of the test device, synchronously simulating the puncture of the battery pack, monitoring the temperature of the automobile battery pack through the temperature sensor, monitoring the change of the electric power data of the automobile battery pack through the battery data acquisition device, recording, adjusting the depth of the puncture test assembly, monitoring the change of the automobile battery pack in real time, continuously performing simulation test on the puncture of the automobile battery pack, and measuring the puncture resistance of the automobile battery pack;
and fifthly, comparing the data with the simulated puncture experiment and the previous actual puncture experiment, and directly adopting a vehicle operation simulation platform and a battery pack simulation platform to perform experiments in the follow-up test after the difference between the analysis simulation and the actual is within the allowable range.
2. The method for testing an intelligent network-connected vehicle according to claim 1, wherein: the testing device comprises a water tank (1), servo hydraulic rods (2) are arranged on the surfaces of two sides of the water tank (1), a connecting bracket (3) is arranged at the output end of each servo hydraulic rod (2), a fixed frame (4) is welded on each connecting bracket (3), a test table (5) is arranged on each fixed frame (4), an automobile battery pack is placed on each test table (5), screw rod assemblies (6) are arranged on the surfaces of two sides of the water tank (1), chain assemblies (7) are arranged on one side of each screw rod assembly (6), one end of each screw rod assembly (6) is connected with a servo motor (8) through a coupler in a transmission mode, and each servo motor (8) is arranged on the water tank (1);
install fixed bolster (9) on lead screw subassembly (6), install electronic slip table (10) on fixed bolster (9), install puncture test assembly (11) on the removal end of electronic slip table (10), install pjncture needle (12) on puncture test assembly (11).
3. The method for testing an intelligent network-connected vehicle according to claim 2, wherein: and a limiting clamping seat (13) is arranged on the side surface of the water tank (1), and the limiting clamping seat (13) is clamped and arranged on the servo hydraulic rod (2).
4. The method for testing an intelligent network-connected vehicle according to claim 2, wherein: the surface of the test bench (5) is provided with a plurality of through holes (14) which are distributed at equal intervals.
5. The method for testing an intelligent network-connected vehicle according to claim 2, wherein: the screw rod assembly (6) comprises a mounting plate (61), a screw rod (62) and a threaded block (63), wherein the mounting plate (61) is fixedly mounted on the side surface of the water tank (1), both ends of the screw rod (62) are rotatably mounted on the mounting plate (61) through bearings and are in threaded connection with the threaded block (63), the chain assembly (7) is mounted on the end part of the screw rod (62), and the fixing support (9) is fixedly mounted on the surface of the threaded block (63).
6. The method for testing an intelligent network-connected vehicle according to claim 5, wherein: the surface of the mounting plate (61) is provided with a guide groove (15), the side surface of the threaded block (63) is provided with a guide block (16), and the guide block (16) is clamped and mounted in the guide groove (15).
7. The method for testing an intelligent network-connected vehicle according to claim 5, wherein: the chain assembly (7) comprises two chain wheels (71) and a chain (72), wherein the two chain wheels (71) are arranged on the two screw rods (62), and two sides of the chain (72) are arranged on the two chain wheels (71).
8. The method for testing an intelligent network-connected vehicle according to claim 2, wherein: the electric puncture test device is characterized in that a controller (17) is mounted on the side surface of the water tank (1), and the controller (17) is electrically connected with the servo hydraulic rod (2), the servo motor (8), the electric sliding table (10) and the puncture test assembly (11) through the guide.
9. The method for testing an intelligent network-connected vehicle according to claim 5, wherein: the puncture testing assembly (11) comprises a fixing piece (111), an electric push rod (112) and a puncture needle chuck (113), wherein the fixing piece (111) is installed on the moving end of the electric sliding table (10), the electric push rod (112) is installed on the fixing piece (111), the output end of the electric push rod is fixedly connected with the puncture needle chuck (113), and the puncture needle (12) is installed on the puncture needle chuck (113).
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| CN108548680B (en) * | 2018-05-23 | 2020-10-30 | 北京新能源汽车股份有限公司 | Electric automobile working condition testing system and method |
| CN208313724U (en) * | 2018-07-04 | 2019-01-01 | 东莞市高鑫检测设备有限公司 | A kind of battery pack extrusion needle-sticking testing machine |
| CN110596592B (en) * | 2019-09-02 | 2022-04-08 | 湖南机动车检测技术有限公司 | Low-earth safety protection method for battery pack thermal diffusion test |
| CN110647056B (en) * | 2019-10-28 | 2022-10-28 | 苏州智行众维智能科技有限公司 | Intelligent networking automobile environment simulation system based on whole automobile hardware-in-loop |
| CN211905619U (en) * | 2020-03-25 | 2020-11-10 | 中国汽车工程研究院股份有限公司 | New energy automobile or power battery bottom extrusion test device |
| CN112254916B (en) * | 2020-10-16 | 2023-01-24 | 中国汽车工程研究院股份有限公司 | New energy automobile bottom supporting simulation test method |
| CN215575558U (en) * | 2021-03-24 | 2022-01-18 | 恒大新能源技术(深圳)有限公司 | Lithium battery charging and discharging testing device |
| CN113253135B (en) * | 2021-05-11 | 2022-09-06 | 吉林大学 | Battery in-situ test system |
| CN216900155U (en) * | 2021-10-29 | 2022-07-05 | 招商局检测车辆技术研究院有限公司 | Power battery top ball-impact needling testing machine |
| CN115265990A (en) * | 2022-05-16 | 2022-11-01 | 南京维思科汽车科技有限公司 | Power battery collision simulation experiment device and method |
| CN115060609A (en) * | 2022-06-13 | 2022-09-16 | 东莞市高鑫检测设备有限公司 | Automobile battery pack impact puncture test equipment |
| CN115201594A (en) * | 2022-06-13 | 2022-10-18 | 中国第一汽车股份有限公司 | Whole-vehicle-level thermal runaway extension test device and method for power battery system |
| CN115077942A (en) * | 2022-06-30 | 2022-09-20 | 襄阳达安汽车检测中心有限公司 | Intelligent networking automobile test system and method |
| CN115436807A (en) * | 2022-09-01 | 2022-12-06 | 中国第一汽车股份有限公司 | Power battery test system and test method |
| CN115206002A (en) * | 2022-09-15 | 2022-10-18 | 山东新凌志检测技术有限公司 | Intelligent networking automobile detection system and method |
| CN115416503A (en) * | 2022-09-19 | 2022-12-02 | 吉林大学 | Fuel cell hybrid electric vehicle energy management method based on intelligent network connection |
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