CN113702047A - Reliability test method for engine pedestal special for range extender - Google Patents
Reliability test method for engine pedestal special for range extender Download PDFInfo
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- CN113702047A CN113702047A CN202110859385.7A CN202110859385A CN113702047A CN 113702047 A CN113702047 A CN 113702047A CN 202110859385 A CN202110859385 A CN 202110859385A CN 113702047 A CN113702047 A CN 113702047A
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- 239000004606 Fillers/Extenders Substances 0.000 title claims abstract description 21
- 238000010998 test method Methods 0.000 title claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 238000002474 experimental method Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
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Abstract
A reliability test method for a special engine pedestal of a range extender belongs to the technical field of engine tests. The engine receives an instruction of a rack controller, enters a working condition of 1100rpm @3kw and runs at a constant speed for 175 s; then the engine receives the instruction of the rack controller and carries out multiple acceleration-deceleration alternate working conditions; then the engine receives the instruction of the rack controller and decelerates to the working condition of 1100rpm @3kw within 5 s; repeat S1-S3 600 times to complete the experiment. According to the reliability test method, the working condition points are selected by selecting the project of carrying the whole vehicle by the range extender, so that the reliability test of the special engine for the range extender is realized, the working condition examination of constant speed, acceleration and deceleration is carried out on the special engine for the range extender according to the total cycle time of 600h in the reliability test method, the selected working condition is closer to the real use working condition of a user, and the reliability condition of the special engine for the range extender is fed back more really.
Description
Technical Field
The invention relates to a reliability test method for a special engine pedestal of a range extender, belonging to the technical field of engine tests.
Background
The range-extended new energy automobile is more and more favored by the market, but the range-extended electric automobile product is in a starting stage at the present stage in China, and in the development process of a special engine for a range extender, the existing bench reliability test method cannot meet the requirement of reliability verification of the special engine for the range extender.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a reliability test method for a special engine pedestal of a range extender.
The invention adopts the following technical scheme: a reliability test method for a special engine pedestal of a range extender comprises the following steps:
s1: the engine receives an instruction of a rack controller, enters a working condition of 1100rpm @3kw and runs at a constant speed for 175 s;
s2: the engine receives the instruction of the rack controller and carries out multiple acceleration-deceleration alternative working conditions;
s3: the engine receives the instruction of the bench controller and decelerates to the working condition of 1100rpm @3kw within 5 s;
s4: repeat S1-S3 600 times to complete the experiment.
Compared with the prior art, the invention has the beneficial effects that:
according to the reliability test method, the working condition points are selected by selecting the project of carrying the whole vehicle by the range extender, so that the reliability test of the special engine for the range extender is realized, the working condition examination of constant speed, acceleration and deceleration is carried out on the special engine for the range extender according to the total cycle time of 600h in the reliability test method, the selected working condition is closer to the real use working condition of a user, and the reliability condition of the special engine for the range extender is fed back more really.
Detailed Description
The technical solutions in the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments in the present invention belong to the protection scope of the present invention.
A reliability test method for a special engine pedestal of a range extender comprises the following steps:
s1: the engine receives an instruction of a rack controller, enters a working condition of 1100rpm @3kw and runs at a constant speed for 175 s;
s2: the engine receives the instruction of the rack controller and carries out multiple acceleration-deceleration alternative working conditions;
s201: the engine receives the instruction of the gantry controller, accelerates to the working condition of 2400rpm @20kw within 5s, and runs at the same speed for 185 s;
s202: the engine receives the instruction of the gantry controller, decelerates to 1350rpm @5kw within 5s and operates at the same speed for 185 s;
s203: the engine receives the instruction of the bench controller, accelerates to the working condition of 2500rpm @25kw within 5s, and runs at the same speed for 185 s;
s204: the engine receives the instruction of the gantry controller, decelerates to the working condition of 2000rpm @15kw within 5s, and runs at the same speed for 185 s;
s205: the engine receives the instruction of the bench controller, accelerates to the working condition of 2650rpm @30kw within 5s, and runs at the same speed for 185 s;
s206: the engine receives the instruction of the gantry controller, decelerates to the working condition of 2400rpm @20kw within 5s, and operates at the same speed for 185 s;
s207: the engine receives the instruction of the bench controller, accelerates to the working condition of 2750rpm @35kw within 5s, and runs at the same speed for 185 s;
s208: the engine receives the instruction of the bench controller, decelerates to the working condition of 2500rpm @25kw within 5s, and runs at the same speed for 185 s;
s209: the engine receives the instruction of the bench controller, accelerates to the working condition of 2900rpm @40kw within 5s, and runs at the same speed for 185 s;
s2010: the engine receives the instruction of the bench controller, decelerates to the working condition of 2650rpm @30kw within 5s, and runs at the same speed for 185 s;
s2011: the engine receives the instruction of the bench controller, accelerates and decelerates to the working condition of 3200rpm @45kw within 5s, and runs at the same speed for 185 s;
s2012: the engine receives the instruction of the bench controller, decelerates to the working condition of 2750rpm @35kw within 5s, and runs at the same speed for 185 s;
s2013: the engine receives the instruction of the bench controller, accelerates to the working condition of 3450rpm @50kw within 5s, and runs at the same speed for 185 s;
s2014: the engine receives the instruction of the bench controller, decelerates to the working condition of 2900rpm @40kw within 5s, and runs at the same speed for 185 s;
s2015: the engine receives the instruction of the bench controller, accelerates to the working condition of 3800rpm @55kw within 5s, and runs at the same speed for 185 s;
s2016: the engine receives the instruction of the bench controller, decelerates to the working condition of 3200rpm @45kw within 5s, and runs at the same speed for 185 s;
s2017: the engine receives the instruction of the gantry controller, accelerates to the working condition of 4000rpm @60kw within 5s, and runs at the same speed for 185 s;
s2018: the engine was commanded by the gantry controller to decelerate to a condition of 3450rpm @50kw for 5s and run at a constant speed of 185 s.
S3: the engine receives the instruction of the bench controller and decelerates to the working condition of 1100rpm @3kw within 5 s;
s4: repeat S1-S3 600 times to complete the experiment.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A reliability test method for a special engine pedestal of a range extender is characterized by comprising the following steps: the method comprises the following steps:
s1: the engine receives an instruction of a rack controller, enters a working condition of 1100rpm @3kw and runs at a constant speed for 175 s;
s2: the engine receives the instruction of the rack controller and carries out multiple acceleration-deceleration alternative working conditions;
s3: the engine receives the instruction of the bench controller and decelerates to the working condition of 1100rpm @3kw within 5 s;
s4: repeat S1-S3 600 times to complete the experiment.
2. The method for testing the reliability of the engine pedestal special for the range extender, according to claim 1, is characterized in that: s2 the acceleration-deceleration alternative condition includes:
s201: the engine receives the instruction of the rack controller, accelerates to the working condition of 2400rpm @20kw, and operates at a constant speed;
s202: the engine receives an instruction of the rack controller, decelerates to a working condition of 1350rpm @5kw, and runs at a constant speed;
s203: the engine receives the instruction of the bench controller, accelerates to the working condition of 2500rpm @25kw, and operates at a constant speed;
s204: the engine receives an instruction of the rack controller, decelerates to a working condition of 2000rpm @15kw, and operates at a constant speed;
s205: the engine receives the instruction of the bench controller, accelerates to the working condition of 2650rpm @30kw, and operates at a constant speed;
s206: the engine receives the instruction of the rack controller, decelerates to the working condition of 2400rpm @20kw, and operates at a constant speed;
s207: the engine receives an instruction of the bench controller, accelerates to a working condition of 2750rpm @35kw and runs at a constant speed;
s208: the engine receives the instruction of the bench controller, decelerates to the working condition of 2500rpm @25kw, and runs at a constant speed;
s209: the engine receives the instruction of the bench controller, accelerates to the working condition of 2900rpm @40kw, and operates at a constant speed;
s2010: the engine receives the instruction of the rack controller, decelerates to the working condition of 2650rpm @30kw, and runs at a constant speed;
s2011: the engine receives an instruction of the rack controller, accelerates and decelerates to a working condition of 3200rpm @45kw, and runs at a constant speed;
s2012: the engine receives an instruction of the bench controller, decelerates to a working condition of 2750rpm @35kw, and operates at a constant speed;
s2013: the engine receives the instruction of the bench controller, accelerates to the working condition of 3450rpm @50kw, and operates at a constant speed;
s2014: the engine receives the instruction of the bench controller, decelerates to the working condition of 2900rpm @40kw, and runs at a constant speed;
s2015: the engine receives an instruction of a rack controller, accelerates to a working condition of 3800rpm @55kw, and operates at a constant speed;
s2016: the engine receives an instruction of the rack controller, decelerates to a working condition of 3200rpm @45kw, and runs at a constant speed;
s2017: the engine receives the instruction of the rack controller, accelerates to the working condition of 4000rpm @60kw, and operates at a constant speed;
s2018: the engine receives the command of the platform controller, decelerates to the working condition of 3450rpm @50kw, and operates at the same speed.
3. The method for testing the reliability of the engine pedestal special for the range extender, as claimed in claim 2, is characterized in that: and the switching time of the acceleration-deceleration alternating working condition is 0s-5 s.
4. The method for testing the reliability of the engine pedestal special for the range extender is characterized in that: the constant-speed operation time of S201-S2018 is 185S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110859385.7A CN113702047A (en) | 2021-07-28 | 2021-07-28 | Reliability test method for engine pedestal special for range extender |
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| CN202110859385.7A CN113702047A (en) | 2021-07-28 | 2021-07-28 | Reliability test method for engine pedestal special for range extender |
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| CN113702047A true CN113702047A (en) | 2021-11-26 |
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| CN202110859385.7A Pending CN113702047A (en) | 2021-07-28 | 2021-07-28 | Reliability test method for engine pedestal special for range extender |
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Citations (8)
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|---|---|---|---|---|
| CN101178587A (en) * | 2007-10-08 | 2008-05-14 | 天津市优耐特汽车电控技术服务有限公司 | Remote control method and apparatus for vehicle or engines experimental bench accelerating and speed-down |
| CN201215525Y (en) * | 2007-10-08 | 2009-04-01 | 天津市优耐特汽车电控技术服务有限公司 | Remote control device for acceleration and deceleration of automobile or engine experiment bench |
| CN107014623A (en) * | 2017-04-17 | 2017-08-04 | 奇瑞汽车股份有限公司 | Range extender of electric vehicle system test stand and range extender system reliability test method |
| CN110987442A (en) * | 2019-12-30 | 2020-04-10 | 宁波洁程汽车科技有限公司 | Calibration method for performance of engine pedestal of extended range electric automobile |
| CN111504652A (en) * | 2020-04-26 | 2020-08-07 | 上海元城汽车技术有限公司 | Bench test method, device, equipment and storage medium of range extender |
| CN111896264A (en) * | 2020-07-28 | 2020-11-06 | 上海元城汽车技术有限公司 | Method and device for generating test working condition of range extender engine and electronic equipment |
| CN112146883A (en) * | 2020-08-14 | 2020-12-29 | 哈尔滨东安汽车动力股份有限公司 | Range extender test bench and test method for testing reliability of range extender by using same |
| CN112213114A (en) * | 2020-09-03 | 2021-01-12 | 哈尔滨东安汽车发动机制造有限公司 | Durability test method for extended-range three-in-one electric drive system assembly rack |
-
2021
- 2021-07-28 CN CN202110859385.7A patent/CN113702047A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101178587A (en) * | 2007-10-08 | 2008-05-14 | 天津市优耐特汽车电控技术服务有限公司 | Remote control method and apparatus for vehicle or engines experimental bench accelerating and speed-down |
| CN201215525Y (en) * | 2007-10-08 | 2009-04-01 | 天津市优耐特汽车电控技术服务有限公司 | Remote control device for acceleration and deceleration of automobile or engine experiment bench |
| CN107014623A (en) * | 2017-04-17 | 2017-08-04 | 奇瑞汽车股份有限公司 | Range extender of electric vehicle system test stand and range extender system reliability test method |
| CN110987442A (en) * | 2019-12-30 | 2020-04-10 | 宁波洁程汽车科技有限公司 | Calibration method for performance of engine pedestal of extended range electric automobile |
| CN111504652A (en) * | 2020-04-26 | 2020-08-07 | 上海元城汽车技术有限公司 | Bench test method, device, equipment and storage medium of range extender |
| CN111896264A (en) * | 2020-07-28 | 2020-11-06 | 上海元城汽车技术有限公司 | Method and device for generating test working condition of range extender engine and electronic equipment |
| CN112146883A (en) * | 2020-08-14 | 2020-12-29 | 哈尔滨东安汽车动力股份有限公司 | Range extender test bench and test method for testing reliability of range extender by using same |
| CN112213114A (en) * | 2020-09-03 | 2021-01-12 | 哈尔滨东安汽车发动机制造有限公司 | Durability test method for extended-range three-in-one electric drive system assembly rack |
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Application publication date: 20211126 |