CN113030628A - Electric automobile endurance testing method - Google Patents
Electric automobile endurance testing method Download PDFInfo
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- CN113030628A CN113030628A CN202110485654.8A CN202110485654A CN113030628A CN 113030628 A CN113030628 A CN 113030628A CN 202110485654 A CN202110485654 A CN 202110485654A CN 113030628 A CN113030628 A CN 113030628A
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- 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
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- 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
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- 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
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- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention relates to the technical field of electric automobiles, in particular to a endurance testing method of an electric automobile, which comprises the following steps: firstly, fully charging the electric automobile, resetting a driving mileage subtotal, then integrally adopting a testing method of an NEDC working condition, and secondly, controlling the testing environment temperature of the electric automobile in a temperature environment of 0-minus 20 ℃ when the environment temperature is selected; and then placing the electric automobile on a roller rack, starting an air conditioner and multimedia playing equipment when testing, wherein the temperature of the air conditioner is 23 ℃, finally detecting the residual power supply and the driving mileage in the automobile after the simulation test in the step two, and obtaining the use working condition of the electric automobile in winter according to the driving mileage/consumed electric quantity percentage.
Description
Technical Field
The invention relates to the technical field of electric automobiles, in particular to a endurance testing method for an electric automobile.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by a motor, meets various requirements of road traffic and safety regulations, because the influence on the environment is smaller than that of the traditional automobile, with the gradual popularization of the electric automobile and the increase of the national propaganda strength, more and more consumers can take the new energy electric automobile as the consideration range when purchasing the automobile, but, in addition to the performance problems of the automobile itself, consumers are now most concerned about the amount of battery power used, because the electric automobile adopts electric power as energy, the current development situation of battery technology makes the electric automobile unable to provide power energy quickly and conveniently like a fuel oil vehicle, therefore, the endurance of the electric vehicle is emphasized by more people, and particularly in winter, the battery has performance attenuation in the face of low-temperature environment, so that people pay more attention to the endurance mileage of the battery.
The endurance mileage test method of most electric vehicles in the market at present comprises the steps of air conditioner closing at normal temperature, constant speed working condition, NEDC working condition and the like, the result tested by the test method can be approximate to the endurance upper limit of the electric vehicle, and when the test method is in actual use, particularly in winter use, the actual endurance mileage often has a large difference with the test result, so that the real endurance mileage of the electric vehicle cannot be well displayed, misguidance can be generated for a user, the vehicle using experience of the user is reduced, and therefore the endurance test method of the electric vehicle is provided for solving the problems.
Disclosure of Invention
The invention aims to provide a method for testing the endurance of an electric vehicle, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an electric vehicle endurance testing method comprises the following steps:
the method comprises the following steps: test preparation: firstly, fully charging the electric automobile, resetting a driving mileage subtotal, and then selecting a test method, wherein the whole test method adopts a NEDC working condition, and secondly, when the environmental temperature is selected, the test environmental temperature of the electric automobile is controlled in a temperature environment of 0-minus 20 ℃;
step two: and (3) testing: then put the electric automobile on the cylinder rack, then install the motor on the cylinder with tire contact, then start the motor at the test, through the resistance of the rotation simulation electric automobile when traveling of motor, and when carrying out the test, start air conditioner and multimedia playback equipment, the temperature of air conditioner is 23 degrees centigrade, then electric automobile simulation city operation state circulation four times plus a suburb operating state at the test, wherein include idle speed when moving, start, accelerate and slow down several stages such as parking, the simulation city operating time is 3 with simulation suburb operating time ratio: 2, the highest speed per hour of the electric automobile simulating urban operation is 60 kilometers per hour, the average speed is 15-25 kilometers per hour, the highest speed per hour of the electric automobile simulating suburb operation is 110 kilometers per hour, the average speed is 60-80 kilometers per hour, and the test time is not less than 30 minutes;
step three: and (4) calculating a result: and finally, after the simulation test is carried out in the second step, the remaining power supply and the driving mileage in the automobile are detected, and the use condition of the electric automobile in winter can be obtained according to the driving mileage/consumed electric quantity percentage.
Preferably, the test environment temperature of the electric vehicle in the step one is 0 ℃.
Preferably, the test environment temperature of the electric vehicle in the step one is-10 ℃.
Preferably, the test environment temperature of the electric vehicle in the step one is-20 ℃.
Preferably, the blower is placed at the head of the vehicle in the second step, the blower is connected with the test host, and the blower is controlled to blow out consistent airflow by detecting the simulated speed per hour of the electric vehicle.
Preferably, after the test in the step two is finished, the electric vehicle is placed in the test temperature environment for 8 hours.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the test method can effectively test the working condition which is closer to the actual use condition of the electric automobile in winter, thereby providing more prepared information for consumers so as to be convenient for the consumers to purchase and use.
Detailed Description
Example 1: the invention provides a technical scheme that:
an electric vehicle endurance testing method comprises the following steps:
the method comprises the following steps: test preparation: firstly, fully charging the electric automobile, resetting a driving mileage subtotal, and then selecting a test method, wherein the whole test method adopts a NEDC working condition, and secondly, when the environmental temperature is selected, the test environmental temperature of the electric automobile is controlled in a temperature environment of 0 ℃;
step two: and (3) testing: then put the electric automobile on the cylinder rack, then install the motor on the cylinder with tire contact, then start the motor at the test, through the resistance of the rotation simulation electric automobile when traveling of motor, and when carrying out the test, start air conditioner and multimedia playback equipment, the temperature of air conditioner is 23 degrees centigrade, then electric automobile simulation city operation state circulation four times plus a suburb operating state at the test, wherein include idle speed when moving, start, accelerate and slow down several stages such as parking, the simulation city operating time is 3 with simulation suburb operating time ratio: 2, the highest speed per hour of the electric automobile simulating urban operation is 60 kilometers per hour, the average speed is 20 kilometers per hour, the highest speed per hour of the electric automobile simulating suburb operation is 110 kilometers per hour, the average speed is 70 kilometers per hour, and the test time is 50 minutes;
step three: and (4) calculating a result: and finally, after the simulation test is carried out in the second step, the remaining power supply and the driving mileage in the automobile are detected, and the use condition of the electric automobile in winter can be obtained according to the driving mileage/consumed electric quantity percentage.
According to the invention, the test method can effectively test the working condition which is closer to the actual use condition of the electric automobile in winter, thereby providing more prepared information for consumers so as to be convenient for the consumers to purchase and use.
And placing the air blower at the vehicle head in the second step, connecting the air blower with the test host, controlling the air blower to blow out consistent air flow by detecting the simulated speed per hour of the electric vehicle, placing the electric vehicle in the test temperature environment for 8 hours after the test in the second step is finished, and better restoring the vehicle scene by the arrangement, thereby obtaining the endurance mileage which is closer to the actual use.
Example 2: the invention provides a technical scheme that:
an electric vehicle endurance testing method comprises the following steps:
the method comprises the following steps: test preparation: firstly, fully charging the electric automobile, resetting a driving mileage subtotal, and then selecting a test method, wherein the whole test method adopts a NEDC working condition, and secondly, when the environmental temperature is selected, the test environmental temperature of the electric automobile is controlled in a temperature environment of-10 ℃;
step two: and (3) testing: then put the electric automobile on the cylinder rack, then install the motor on the cylinder with tire contact, then start the motor at the test, through the resistance of the rotation simulation electric automobile when traveling of motor, and when carrying out the test, start air conditioner and multimedia playback equipment, the temperature of air conditioner is 23 degrees centigrade, then electric automobile simulation city operation state circulation four times plus a suburb operating state at the test, wherein include idle speed when moving, start, accelerate and slow down several stages such as parking, the simulation city operating time is 3 with simulation suburb operating time ratio: 2, the highest speed per hour of the electric automobile simulating urban operation is 60 kilometers per hour, the average speed is 20 kilometers per hour, the highest speed per hour of the electric automobile simulating suburb operation is 110 kilometers per hour, the average speed is 70 kilometers per hour, and the test time is 50 minutes;
step three: and (4) calculating a result: and finally, after the simulation test is carried out in the second step, the remaining power supply and the driving mileage in the automobile are detected, and the use condition of the electric automobile in winter can be obtained according to the driving mileage/consumed electric quantity percentage.
According to the invention, the test method can effectively test the working condition which is closer to the actual use condition of the electric automobile in winter, thereby providing more prepared information for consumers so as to be convenient for the consumers to purchase and use.
And placing the air blower at the vehicle head in the second step, connecting the air blower with the test host, controlling the air blower to blow out consistent air flow by detecting the simulated speed per hour of the electric vehicle, placing the electric vehicle in the test temperature environment for 8 hours after the test in the second step is finished, and better restoring the vehicle scene by the arrangement, thereby obtaining the endurance mileage which is closer to the actual use.
Example 3: the invention provides a technical scheme that:
an electric vehicle endurance testing method comprises the following steps:
the method comprises the following steps: test preparation: firstly, fully charging the electric automobile, resetting a mileage subtotal, and selecting a test method, wherein the whole test method adopts a NEDC working condition, and secondly, when the environmental temperature is selected, the test environmental temperature of the electric automobile is controlled in a temperature environment of-20 ℃;
step two: and (3) testing: then put the electric automobile on the cylinder rack, then install the motor on the cylinder with tire contact, then start the motor at the test, through the resistance of the rotation simulation electric automobile when traveling of motor, and when carrying out the test, start air conditioner and multimedia playback equipment, the temperature of air conditioner is 23 degrees centigrade, then electric automobile simulation city operation state circulation four times plus a suburb operating state at the test, wherein include idle speed when moving, start, accelerate and slow down several stages such as parking, the simulation city operating time is 3 with simulation suburb operating time ratio: 2, the highest speed per hour of the electric automobile simulating urban operation is 60 kilometers per hour, the average speed is 20 kilometers per hour, the highest speed per hour of the electric automobile simulating suburb operation is 110 kilometers per hour, the average speed is 70 kilometers per hour, and the test time is 50 minutes;
step three: and (4) calculating a result: and finally, after the simulation test is carried out in the second step, the remaining power supply and the driving mileage in the automobile are detected, and the use condition of the electric automobile in winter can be obtained according to the driving mileage/consumed electric quantity percentage.
According to the invention, the test method can effectively test the working condition which is closer to the actual use condition of the electric automobile in winter, thereby providing more prepared information for consumers so as to be convenient for the consumers to purchase and use.
And placing the air blower at the vehicle head in the second step, connecting the air blower with the test host, controlling the air blower to blow out consistent air flow by detecting the simulated speed per hour of the electric vehicle, placing the electric vehicle in the test temperature environment for 8 hours after the test in the second step is finished, and better restoring the vehicle scene by the arrangement, thereby obtaining the endurance mileage which is closer to the actual use.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (6)
1. The electric automobile endurance testing method is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: test preparation: firstly, fully charging the electric automobile, resetting a driving mileage subtotal, and then selecting a test method, wherein the whole test method adopts a NEDC working condition, and secondly, when the environmental temperature is selected, the test environmental temperature of the electric automobile is controlled in a temperature environment of 0-minus 20 ℃;
step two: and (3) testing: then put the electric automobile on the cylinder rack, then install the motor on the cylinder with tire contact, then start the motor at the test, through the resistance of the rotation simulation electric automobile when traveling of motor, and when carrying out the test, start air conditioner and multimedia playback equipment, the temperature of air conditioner is 23 degrees centigrade, then electric automobile simulation city operation state circulation four times plus a suburb operating state at the test, wherein include idle speed when moving, start, accelerate and slow down several stages such as parking, the simulation city operating time is 3 with simulation suburb operating time ratio: 2, the highest speed per hour of the electric automobile simulating urban operation is 60 kilometers per hour, the average speed is 15-25 kilometers per hour, the highest speed per hour of the electric automobile simulating suburb operation is 110 kilometers per hour, the average speed is 60-80 kilometers per hour, and the test time is not less than 30 minutes;
step three: and (4) calculating a result: and finally, after the simulation test is carried out in the second step, the remaining power supply and the driving mileage in the automobile are detected, and the use condition of the electric automobile in winter can be obtained according to the driving mileage/consumed electric quantity percentage.
2. The electric vehicle endurance testing method according to claim 1, wherein: and the test environment temperature of the electric automobile in the step one is 0 ℃.
3. The electric vehicle endurance testing method according to claim 1, wherein: and the testing environment temperature of the electric automobile in the step one is-10 ℃.
4. The electric vehicle endurance testing method according to claim 1, wherein: and the testing environment temperature of the electric automobile in the step one is-20 ℃.
5. The electric vehicle endurance testing method according to claim 1, wherein: and placing a blower at the head of the vehicle in the second step, connecting the blower with a test host, and controlling the blower to blow out consistent air flow by detecting the simulated speed per hour of the electric vehicle.
6. The electric vehicle endurance testing method according to claim 1, wherein: and after the test in the step two is finished, placing the electric automobile in the test temperature environment for 8 hours.
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| CN202110485654.8A CN113030628A (en) | 2021-04-30 | 2021-04-30 | Electric automobile endurance testing method |
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| CN202110485654.8A CN113030628A (en) | 2021-04-30 | 2021-04-30 | Electric automobile endurance testing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940132A (en) * | 2022-07-27 | 2022-08-26 | 中汽研汽车检验中心（天津）有限公司 | Electric vehicle endurance mileage prediction method, test method and system |
| CN115655753A (en) * | 2022-12-26 | 2023-01-31 | 中汽科技(北京)有限公司 | Electric automobile endurance mileage testing method, system, device and storage medium |
| CN116559576A (en) * | 2023-07-10 | 2023-08-08 | 中汽研新能源汽车检验中心(天津)有限公司 | Energy consumption bench test method for three-electricity and heat system of pure electric vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013013730A1 (en) * | 2011-07-22 | 2013-01-31 | Audi Ag | Method for determining a driving range of a motor vehicle |
| CN109130868A (en) * | 2018-10-17 | 2019-01-04 | 奇瑞新能源汽车技术有限公司 | Electric car course continuation mileage predictor method and system |
| CN109188073A (en) * | 2018-08-03 | 2019-01-11 | 中国汽车工程研究院股份有限公司 | Plug-in hybrid new-energy automobile method for testing energy consumption |
| CN109334511A (en) * | 2018-09-03 | 2019-02-15 | 胡斌 | A kind of prediction technique of electric car course continuation mileage |
| CN111398829A (en) * | 2019-01-03 | 2020-07-10 | 河南森源重工有限公司 | New energy automobile battery system performance evaluation method |
-
2021
- 2021-04-30 CN CN202110485654.8A patent/CN113030628A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013013730A1 (en) * | 2011-07-22 | 2013-01-31 | Audi Ag | Method for determining a driving range of a motor vehicle |
| CN109188073A (en) * | 2018-08-03 | 2019-01-11 | 中国汽车工程研究院股份有限公司 | Plug-in hybrid new-energy automobile method for testing energy consumption |
| CN109334511A (en) * | 2018-09-03 | 2019-02-15 | 胡斌 | A kind of prediction technique of electric car course continuation mileage |
| CN109130868A (en) * | 2018-10-17 | 2019-01-04 | 奇瑞新能源汽车技术有限公司 | Electric car course continuation mileage predictor method and system |
| CN111398829A (en) * | 2019-01-03 | 2020-07-10 | 河南森源重工有限公司 | New energy automobile battery system performance evaluation method |
Non-Patent Citations (3)
| Title |
|---|
| 解难等: "环境温度对电动汽车续驶里程影响的试验研究", 《重庆理工大学学报(自然科学)》 * |
| 陆夏萍等: "基于场景模拟的纯电动车续驶里程测试", 《汽车实用技术》 * |
| 马文明等: "某电动汽车续驶里程优化分析", 《汽车工程师》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940132A (en) * | 2022-07-27 | 2022-08-26 | 中汽研汽车检验中心（天津）有限公司 | Electric vehicle endurance mileage prediction method, test method and system |
| CN115655753A (en) * | 2022-12-26 | 2023-01-31 | 中汽科技(北京)有限公司 | Electric automobile endurance mileage testing method, system, device and storage medium |
| CN116559576A (en) * | 2023-07-10 | 2023-08-08 | 中汽研新能源汽车检验中心(天津)有限公司 | Energy consumption bench test method for three-electricity and heat system of pure electric vehicle |
| CN116559576B (en) * | 2023-07-10 | 2023-09-15 | 中汽研新能源汽车检验中心(天津)有限公司 | Energy consumption bench test method for three-electricity and heat system of pure electric vehicle |
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Application publication date: 20210625 |