CN113310705A - Forklift carbon accumulation testing method - Google Patents
Forklift carbon accumulation testing method Download PDFInfo
- Publication number
- CN113310705A CN113310705A CN202110510309.5A CN202110510309A CN113310705A CN 113310705 A CN113310705 A CN 113310705A CN 202110510309 A CN202110510309 A CN 202110510309A CN 113310705 A CN113310705 A CN 113310705A
- Authority
- CN
- China
- Prior art keywords
- forklift
- point
- test
- test point
- balancing weight
- 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 81
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 22
- 238000009825 accumulation Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000003197 catalytic effect Effects 0.000 claims abstract description 4
- 238000005303 weighing Methods 0.000 claims abstract description 4
- 238000010998 test method Methods 0.000 description 8
- 230000007704 transition Effects 0.000 description 5
- BUCXEFZXWKUCCY-UHFFFAOYSA-N 4-methyl-3-(2-phenylethyl)-1,2,4-oxadiazol-5-one Chemical compound O1C(=O)N(C)C(CCC=2C=CC=CC=2)=N1 BUCXEFZXWKUCCY-UHFFFAOYSA-N 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002229 photoelectron microspectroscopy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention discloses a method for testing carbon accumulation of a forklift, which comprises the following steps: arranging a balancing weight at a point A to be tested by using a forklift; lifting the balancing weight to a certain height by a forklift, and slowly putting down the balancing weight at a certain distance from the ground; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E along the anticlockwise direction by taking the forward fork arm as a forward direction; the forklift advances from the test point B to the test point A to put down the balancing weight; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E in the anticlockwise direction when no load exists; the forklift moves forward to the point A from the point B for testing, and the counterweight block is reinserted to lift to a certain height; slowly putting down the balancing weight to a certain distance away from the ground by a forklift; and repeating the steps for a plurality of times until the specified test time is reached, stopping the forklift, removing the DPF part of the post-treatment catalytic unit and weighing. Therefore, the method has the advantages of good repeatability and strong operability.
Description
Technical Field
The invention relates to a method for testing carbon accumulation of a forklift.
Background
With the continuous development of the economy of China, the domestic vehicle emission technology is continuously developed. In order to protect the ecological environment of China. The state has issued regulations GB17691 and GB18352.6 for commercial vehicles and GB 20891 and the latest HJ1014 for off-road vehicles. The new laws and regulations promote the upgrade and upgrade of domestic vehicles and the progress of domestic environmental protection technologies. After a long period of operation, the vehicle accumulates a large amount of soot emissions that are required to meet new requirements in the sixth nation and the T4 regulations. At present, the whole vehicle is basically blank in the aspect of carbon accumulation testing methods. The invention provides a brand-new carbon accumulation test method, which can fully reflect the characteristics of actual operation working conditions of a forklift and has the advantages of high repeatability and strong operability.
There are a number of forklift carbon buildup test methods in the prior art, such as application No. 201811154871.3, the patent name: a forklift PEMS test method, which mainly describes a portable exhaust equipment (PEMS) test method.
Various forklift carbon accumulation test methods in the prior art are all in a research starting stage, various manufacturers have the problems that a standard test method with strong operation and credibility is lacked, and the test data obtained by the test method in the prior art are uneven and have low accuracy.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a method for testing carbon accumulation of a forklift, which can be suitable for forklifts of various models, simultaneously considers the characteristics of actual operation working conditions of loaded operation and transition and return of the forklift, and has good repeatability and strong operability.
In order to achieve the aim, the invention provides a method for testing carbon accumulation of a forklift, which comprises the following steps: preparing a balancing weight, and arranging the balancing weight at a point A to be tested by using a forklift; lifting the counter weight to a certain height by a forklift; slowly putting down the balancing weight by the forklift and keeping a certain distance from the ground; the forklift retreats and turns to a test point B; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E along the anticlockwise direction by taking the forward fork arm as a forward direction; the forklift moves forward from the point B to the point A and puts down the balancing weight; the forklift retreats in an idle load manner and turns to a test point B; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E along the anticlockwise direction by taking the forward fork arm as a forward direction; the forklift moves forward to the point A from the point B for testing, and the counterweight block is reinserted to lift to a certain height; slowly putting down the balancing weight to a certain distance away from the ground by a forklift; and repeating the steps for a plurality of times until the specified test time is reached, stopping the forklift, removing the DPF part of the post-treatment catalytic unit and weighing.
In a preferred embodiment, the weight of the counterweight is 70% of the rated lifting load of the forklift.
In a preferred embodiment, the forklift lifts the clump weight to a height of 70% of the rated lifting height of the forklift.
In a preferred embodiment, the weight is slowly lowered by the forklift and is spaced 30cm from the ground.
In a preferred embodiment, the distance of test point B from test point C and the distance of test point D from test point E are both in the range of 25 to 35 meters.
In a preferred embodiment, the distance from test point C to test point D and the distance from test point E to test point B are circular arc distances of 6.5 to 8.5 meters in radius.
In a preferred embodiment, the specified test time is four hours.
In a preferred embodiment, the test speed of the truck is no more than 70% of the rated maximum speed of the truck.
Compared with the prior art, the method for testing carbon accumulation of the forklift has the following beneficial effects: the carbon accumulating test method is suitable for various forklifts, simultaneously considers the characteristics of the loaded operation and transition and return of the forklifts, creates a transition working condition test cycle working condition which accords with the loaded operation and no-load return of the forklifts, can represent the characteristics under the actual operation condition, has good test repeatability, is convenient for carrying out comparison tests under different schemes, has good repeatability and strong operability. And the collected data has strong regularity, and the workload of data analysis is reduced.
Drawings
FIG. 1 is a schematic flow diagram of a testing method according to an embodiment of the present invention;
FIG. 2 is a schematic site diagram of a testing method according to an embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1 to 2, a method for testing carbon accumulation of a forklift according to a preferred embodiment of the present invention includes the steps of: preparing a balancing weight, and arranging the balancing weight at a point A to be tested by using a forklift; lifting the counter weight to a certain height by a forklift; slowly putting down the balancing weight by the forklift and keeping a certain distance from the ground; the forklift retreats and turns to a test point B; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E along the anticlockwise direction by taking the forward fork arm as a forward direction; the forklift moves forward from the point B to the point A and puts down the balancing weight; the forklift retreats in an idle load manner and turns to a test point B; the forklift returns to the point B after sequentially passing through the point C, the point D and the point E along the anticlockwise direction by taking the forward fork arm as a forward direction; the forklift moves forward to the point A from the point B for testing, and the counterweight block is reinserted to lift to a certain height; slowly putting down the balancing weight to a certain distance away from the ground by a forklift; and repeating the steps for a plurality of times until the specified test time is reached, stopping the forklift, removing the DPF part of the post-treatment catalytic unit and weighing.
In some embodiments, the weight of the clump weight is 70% of the rated lifting load of the forklift. The forklift lifts the counter weight block to a certain height which is 70% of the rated lifting height of the forklift. And slowly putting down the balancing weight by the forklift and keeping a certain distance of 30cm from the ground.
In some embodiments, the distance of test B point from test C point and the distance of test D point from test E point are both in the range of 25 to 35 meters. The distance from the test point C to the test point D and the distance from the test point E to the test point B are circular arc distances with the radius of 6.5 to 8.5 meters.
In some embodiments, the specified test time is four hours. The test speed of the forklift truck does not exceed 70% of the rated maximum speed of the forklift truck.
In conclusion, the forklift carbon accumulation testing method has the following advantages: the carbon accumulating test method is suitable for various forklifts, simultaneously considers the characteristics of the loaded operation and transition and return of the forklifts, creates a transition working condition test cycle working condition which accords with the loaded operation and no-load return of the forklifts, can represent the characteristics under the actual operation condition, has good test repeatability, is convenient for carrying out comparison tests under different schemes, has good repeatability and strong operability. And the collected data has strong regularity, and the workload of data analysis is reduced.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. A method for testing carbon accumulation of a forklift is characterized by comprising the following steps:
preparing a balancing weight, and arranging the balancing weight at a point A to be tested by using a forklift;
the forklift lifts the counterweight to a certain height;
the forklift slowly puts down the balancing weight and keeps a certain distance from the ground;
the forklift retreats and turns to a test point B;
the forklift returns to the test point B after sequentially passing through the test point C, the test point D and the test point E along the anticlockwise direction by taking the forward fork arm as a forward direction;
the forklift advances from the test point B to the test point A and puts down the balancing weight;
the forklift retreats in an idle load manner and turns to a test point B;
the forklift returns to the test point B after sequentially passing through the test point C, the test point D and the test point E along the anticlockwise direction by taking the forward fork arm as a forward direction;
the forklift advances to the point A from the point B, and reinserts the counter weight to lift to a certain height;
the forklift slowly puts down the balancing weight to a certain distance away from the ground; and
and repeating the steps for a plurality of times until the specified test time is reached, stopping the forklift, dismantling the DPF part of the post-treatment catalytic unit and weighing.
2. The method for testing carbon buildup of a forklift truck according to claim 1, wherein the weight of said weight block is 70% of the rated load of said forklift truck.
3. The method for testing carbon buildup of a forklift truck according to claim 1, wherein said certain height is 70% of a rated lift height of said forklift truck.
4. The method for testing carbon buildup of a forklift truck according to claim 1, wherein said certain distance from the ground is 30 cm.
5. The method for testing carbon buildup of a forklift as recited in claim 1, wherein the distance from said test B point to said test C point and the distance from said test D point to said test E point are both in the range of 25 to 35 meters.
6. The method for testing carbon accumulation of a forklift as recited in claim 1, wherein the distance from the test point C to the test point D and the distance from the test point E to the test point B are arc distances of 6.5 to 8.5 meters in radius.
7. The method for testing carbon buildup of a forklift truck according to claim 1, wherein said prescribed test time is four hours.
8. The method of claim 7, wherein the test speed of the forklift is no more than 70% of the rated maximum speed of the forklift.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110510309.5A CN113310705A (en) | 2021-05-11 | 2021-05-11 | Forklift carbon accumulation testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110510309.5A CN113310705A (en) | 2021-05-11 | 2021-05-11 | Forklift carbon accumulation testing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113310705A true CN113310705A (en) | 2021-08-27 |
Family
ID=77372982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110510309.5A Pending CN113310705A (en) | 2021-05-11 | 2021-05-11 | Forklift carbon accumulation testing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113310705A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916573A (en) * | 2021-09-29 | 2022-01-11 | 广西玉柴机器股份有限公司 | Carbon accumulation test method for loader |
| CN114486272A (en) * | 2021-12-24 | 2022-05-13 | 广西玉柴机器股份有限公司 | Carbon accumulation test method for whole loader |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080264039A1 (en) * | 2007-04-24 | 2008-10-30 | Thermo King Corporation | Structure and method to verify diesel particulate filter operation |
| US20160238508A1 (en) * | 2015-02-12 | 2016-08-18 | Delphi International Operations Luxembourg S.A.R.L | Method for monitoring a particulate filter |
| CN106121795A (en) * | 2016-07-29 | 2016-11-16 | 安徽江淮汽车股份有限公司 | The detection method of diesel engine DPF carbon cumulant |
| CN106353101A (en) * | 2016-11-08 | 2017-01-25 | 广西玉柴机器股份有限公司 | Weighing device for a DPF in carbon model loading test |
| US9574484B1 (en) * | 2015-11-24 | 2017-02-21 | GM Global Technology Operations LLC | Engine control for diesel particulate filter efficiency assessment |
| CN109100151A (en) * | 2018-09-30 | 2018-12-28 | 广西玉柴机器股份有限公司 | A kind of fork truck PEMS test method |
| CN209689935U (en) * | 2019-05-14 | 2019-11-26 | 杭叉集团股份有限公司 | A kind of engineering truck visual field experimental rig |
-
2021
- 2021-05-11 CN CN202110510309.5A patent/CN113310705A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080264039A1 (en) * | 2007-04-24 | 2008-10-30 | Thermo King Corporation | Structure and method to verify diesel particulate filter operation |
| US20160238508A1 (en) * | 2015-02-12 | 2016-08-18 | Delphi International Operations Luxembourg S.A.R.L | Method for monitoring a particulate filter |
| US9574484B1 (en) * | 2015-11-24 | 2017-02-21 | GM Global Technology Operations LLC | Engine control for diesel particulate filter efficiency assessment |
| CN106121795A (en) * | 2016-07-29 | 2016-11-16 | 安徽江淮汽车股份有限公司 | The detection method of diesel engine DPF carbon cumulant |
| CN106353101A (en) * | 2016-11-08 | 2017-01-25 | 广西玉柴机器股份有限公司 | Weighing device for a DPF in carbon model loading test |
| CN109100151A (en) * | 2018-09-30 | 2018-12-28 | 广西玉柴机器股份有限公司 | A kind of fork truck PEMS test method |
| CN209689935U (en) * | 2019-05-14 | 2019-11-26 | 杭叉集团股份有限公司 | A kind of engineering truck visual field experimental rig |
Non-Patent Citations (1)
| Title |
|---|
| 刘显贵等: "基于VDI2198循环的内燃叉车实际作业排放特性", 《安全与环境学报》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916573A (en) * | 2021-09-29 | 2022-01-11 | 广西玉柴机器股份有限公司 | Carbon accumulation test method for loader |
| CN114486272A (en) * | 2021-12-24 | 2022-05-13 | 广西玉柴机器股份有限公司 | Carbon accumulation test method for whole loader |
| CN114486272B (en) * | 2021-12-24 | 2023-09-15 | 广西玉柴机器股份有限公司 | Whole vehicle carbon accumulation test method of loader |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113310705A (en) | Forklift carbon accumulation testing method | |
| CN111122171B (en) | Multi-source heterogeneous data correlation analysis method for diesel vehicle and diesel engine multiple emission detection method based on VSP working condition | |
| CN201413238Y (en) | Automobile emission detecting system with simple transient working condition | |
| CN109489978B (en) | Multi-source data correlation analysis method of diesel locomotive multi-emission detection method based on V-a working condition | |
| CN102798508A (en) | Accelerated endurance test method for catalytic converter assembly of commercial vehicle | |
| CN103114895A (en) | Optimizing method for comprehensive economy of automotive diesel engine of selective catalytic reduction (SCR) route of EURO 4 and above | |
| CN202453201U (en) | Vehicle emission detecting system by steady-state condition method | |
| CN112433026B (en) | Emission test and evaluation method for non-road mobile machinery | |
| LU503519B1 (en) | Test method for real driving emission factors of motor vehicles based on pems and internet of vehicles coupling | |
| CN111157049A (en) | System and method for rapidly evaluating aging performance of SCR (selective catalytic reduction) postprocessor of diesel vehicle | |
| CN115655730A (en) | Method for calculating NOx emission in PEMS test of heavy-duty diesel vehicle | |
| CN103278301A (en) | Testing device for service life of diesel engine particle filter support and method for performing service life test by using testing device | |
| CN115392116A (en) | Heavy diesel truck excess emission judgment method based on OBD data restoration | |
| CN115238651A (en) | Method for analyzing NOX emission value by ECU data | |
| CN111896264B (en) | Method and device for generating test working condition of range extender engine and electronic equipment | |
| CN202793780U (en) | Hybrid-power mechanical transmission general test platform with inertia flywheel | |
| CN113916573A (en) | Carbon accumulation test method for loader | |
| CN114019277A (en) | Test method for checking service life of film capacitor for electric automobile | |
| CN112414717A (en) | Test method for engine oil dilution by post-injection fuel oil of engine | |
| CN103133103A (en) | Method for detecting breakage of diesel particulate filter | |
| Clark et al. | Comparative emissions from diesel and biodiesel fueled buses from 2002 to 2008 model years | |
| CN114486272B (en) | Whole vehicle carbon accumulation test method of loader | |
| CN201060085Y (en) | Motorcar chassis dynamometer machine measurement mechanism | |
| CN201800534U (en) | Auto fuel tank | |
| Sathiamoorthy et al. | Testing the pollutant emissions and fuel efficiency of a commercial bus in India |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210827 |