CN201314915Y - Device for measuring exhaust pollutant from motorcycle and engine thereof - Google Patents
Device for measuring exhaust pollutant from motorcycle and engine thereof Download PDFInfo
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- CN201314915Y CN201314915Y CNU2008201430045U CN200820143004U CN201314915Y CN 201314915 Y CN201314915 Y CN 201314915Y CN U2008201430045 U CNU2008201430045 U CN U2008201430045U CN 200820143004 U CN200820143004 U CN 200820143004U CN 201314915 Y CN201314915 Y CN 201314915Y
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Abstract
The utility model discloses a device for measuring the exhaust pollutant from a motorcycle and the engine thereof, comprising an air filter, a mixed gas pipe, a sampling bag unit, a heating type filter, a heating type pump, two sets of analyzers and a computer control unit. The heating type filter is connected with the heating type pump; the two sets of analyzers are respectively connected with the heating type pump and the sampling bag unit; and the computer control unit is used for receiving concentration signals output by the analyzers, temperature signals output by a temperature gauge, pressure signals output by a pressure gauge and the workload state signals output by the motorcycle and the engine thereof so as to calculate the content of the exhaust pollutant. The device can measure the exhaust pollutant from the motorcycle exhausting pollutant of 50-250-600 CC, has wide application range and is most suitable for sampling diluted exhaust pollutant from the motorcycle exhausting pollutant of 50-250 CC. The performance of the device completely meets the requirement specified by the GB14622-2007, the American EPA and the European EC.
Description
Technical field
The utility model relates to a kind of power machine discharge measuring device, is specifically related to a kind of motorcycle and takes into account a kind of motorcycle and the engine exhaust contaminant measurement device that the exhaust contaminant of engine on the threst stand is measured.
Background technology
Country is in the discharge capacity of the atmosphere of the exhaust contaminant of promulgation GB14622-2002 standard control motorcycle product in 2002.For this reason, my company has researched and developed TCP-I motor exhaust contaminant measurement device year in 2003-2004, has filled up domestic blank.And the acquisition Chinese patent, the patent No. is 200420029056.1.After this, in order to strengthen protecting environment, and the Chinese exports motorcycle will satisfy the strict demand of the Environmental Law standard of importers such as Europe, the U.S., and China has issued III stage new standard GB14622-2007.The motor exhaust contaminant measurement device of GB14622-2007, European 97/24EC, U.S. EPA 40CFR86 standard-required is badly in need of satisfying in country.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of prior art, a kind of detection requirement of the 50-250-600CC of satisfying discharge capacity is provided, scope of application broadness, be best suited for 50-250CC motor exhaust dilution sampling request a kind of motorcycle and take into account a kind of motorcycle and the engine exhaust contaminant measurement device of engine exhaust pollutant measurement.
The technical solution of the utility model is:
A kind of motorcycle of the present utility model and engine exhaust contaminant measurement device, it comprises:
(1) air strainer that air filtration is used;
(2) combination gas pipelines, the inlet of this mixer gas circuit are connected with the outlet of described air cleaner, motor exhaust outlet respectively, and being provided with sample gas thief hatch, pressure gauge, thermometer, flow on described mixer air pipe is 3～4.5m
3The main differential pressure type flowmeter of/min, the outlet of this mixer air pipe links to each other with the inlet of a blower fan, and the outlet and the atmosphere of described blower fan are connected;
(3) sampler bag unit, this sampler bag unit comprises its inlet background air sampling bag, diluted exhaust sampler bag of linking to each other with first, second sampling delivery side of pump of first, second pipeline by first and second valve is housed on it respectively, the inlet of described first, second sampling pump respectively by the 3rd pipeline, to be provided with flow be 0.3m for it
3The sampling of/hr is connected with the 4th pipeline of differential pressure type flowmeter and the clean air outlet of described air cleaner, sample gas thief hatch in the combination gas pipeline;
(4) hot type filtrators, the inlet of this hot type filtrator is connected with the outlet of a waste pipe;
(5) hot type pumps, the inlet of this hot type pump links to each other by heating pipe line with the outlet of described hot type filtrator;
(6) first cover analysers, this analyser comprises hot type hydrocarbon measuring instrument, hot type nitrogen-oxide analyzer,, oxygen analyser, the high range carbonyl analyzer and the high range capnograph that link to each other with the outlet of one first condenser, and the inlet of described pattern of fever hydrocarbon measuring instrument, hot type nitrogen-oxide analyzer,, oxygen analyser and the inlet of first condenser are connected by the 7th pipeline with described heating delivery side of pump;
(7) second cover analysers, this analyser comprises hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser, the lower range carbonyl analyzer, the lower range capnograph that link to each other with the outlet of one second condenser respectively, and the inlet of the inlet of described hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser and second condenser is connected with described first and second pipeline by the 5th, six pipelines that third and fourth valve is housed on it respectively;
(8) computer control units are used to receive temperature, the pressure signal of concentration signal, thermometer and the pressure gauge output of described each analyser output, and the working load status signal of motorcycle and engine is to calculate the content value of exhaust contaminant.
The utility model device can satisfy the detection requirement of 50-250-600CC discharge capacity, and scope of application broadness is best suited for the sampling request that (50-250) CC motor exhaust dilutes.
The utility model device changes the situation that this type of measurement mechanism relies on external import fully, brings to help the domestic technique development and promote the useful competition that the external product price reduces.
The utility model is owing to rely on domestic technique and industrial strength, so price is 1/2 of an external import price, and performance reaches GB14622-2007 and U.S. EPA fully, the requirement of European EC, and the ratio of performance to price is apparently higher than external like product.And technical support has had assurance more fully, and the respective services measure gears to actual circumstances, is easy to realize more.
Description of drawings
Accompanying drawing is the structural representation of a kind of motorcycle of the present utility model and engine exhaust contaminant measurement device.
Embodiment
Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.A kind of motorcycle of the present utility model as shown in drawings and engine exhaust contaminant measurement device comprise motorcycle filtered air diluted exhaust mixed cell, and constant volume diluted exhaust sampling unit (CVS) and analytical instrument unit link successively.Computer control unit links to each other with above-mentioned Unit three respectively.This concrete device comprises: (1) air cleaner that filtered air is used 1; (2) combination gas pipelines 2, the inlet of this mixer gas circuit 2 is connected with the outlet of described air cleaner 1, motor exhaust outlet respectively, and being provided with sample gas thief hatch, pressure gauge 21, thermometer 22, flow on described mixer gas circuit 2 is 3～4.5m
3The main differential pressure type flowmeter 4 of/min, the outlet of this combination gas pipeline 2 links to each other with the inlet of a blower fan 5, and the outlet and the atmosphere of described blower fan 5 are connected; (3) sampler bag unit 8, this sampler bag unit 8 comprises its inlet background air sampling bag, diluted exhaust sampler bag of linking to each other with the outlet of first, second sampling pump 6-1,6-2 by first, second pipeline that first and second valve 17,18 is housed on it respectively, the inlet of described first, second sampling pump 6-1,6-2 respectively by the 3rd pipeline 7-1, to be provided with flow be 0.3m for it
3The sampling of/hr is connected with the 4th pipeline 7-2 of differential pressure type flowmeter 3 and the clean air outlet of described air cleaner 1, sample gas thief hatch in the combination gas pipeline 2; (4) hot type filtrators 12, the inlet of this hot type filtrator 12 is connected with the outlet of a waste pipe; (5) hot type pumps 13, the inlet of this hot type pump 13 links to each other by heating tube with the outlet of described hot type filtrator 12; (6) first cover analyser unit 9, this analyser unit 9 comprises hot type hydrocarbon measuring instrument and hot type nitrogen-oxide analyzer,, oxygen analyser, the high range carbonyl analyzer and the high range capnograph that link to each other with the outlet of one first condenser, described hot type hydrocarbon measuring instrument and hot type nitrogen-oxide analyzer,, the inlet of the inlet of oxygen analyser and first condenser is connected by the 7th pipeline 16 with the outlet of described heat pump 13, and the range ability of described high range carbonyl analyzer and high range capnograph is (20000～50000) ppm; (7) second cover analyser unit 10, this analyser unit 10 comprises hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser, the lower range carbonyl analyzer, the lower range capnograph that link to each other with the outlet of one second condenser respectively, the inlet of the inlet of described hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser and second condenser is connected with described first, second pipeline by the 5th, the 6th pipeline that third and fourth valve 19,20 is housed on it respectively; The range ability of described lower range carbonyl analyzer, lower range capnograph is (100ppm～500ppm); (8) computer control units 11 are used to receive temperature, the pressure signal of concentration signal, thermometer and the pressure gauge output of described each analyser output, and the working load status signal of motorcycle and engine is to calculate the content value of exhaust contaminant.Should maintain the temperature at (190 ± 2) ℃ in described hot type filtrator 12, hot type pump 13 and the 7th pipeline 16, in case blocking hydrogen compound and oxides of nitrogen condensation.
The diluted exhaust combination gas is through combination gas pipeline 2 in this device, sampling differential pressure type flowmeter 3, and through the 4th pipeline 7-2, through the second sampling pump 6-2, second valve 18 is squeezed in the diluted exhaust sampler bag of unit 8.Simultaneously the background air is through air cleaner 1, and along the 3rd pipeline 7-1, through the first sampling pump 6-1, first valve 17 is squeezed in the background air sampling bag in the sampler bag unit 8.The sample gas of described two kinds of bags third and fourth valve 19,20 on the 5th, the 6th pipeline 14,15 respectively enters analytical instrument unit 10 and carries out the gas ingredients analysis, records pollutant levels ppm value (1,000,000/).The exhaust of the exhaust pipe of engine is through the outlet of hot type filtrator 12, hot type pump 13, is connected and enters analytical instrument unit 9 by the 7th pipeline 16, carries out gas composition analysis, measures pollutant levels ppm value.
HC, NO that the wood device to test goes out
A, CO, CO
2, O
2Unit be the g/km pollutant quality of every kilometer discharge of motorcycle (gram number).
Wherein the measurement flow process of gram mass is, link to each other with motorcycle exhaust pipe with connecting pipe and to lead in air and the exhaust mixer, the diluted exhaust that mixes is by the volumetric flow rate of blower fan 5 suction master differential pressure type flowmeters 4 (CFV) metering diluted exhaust, be provided with pressure gauge 21, the instantaneous pressure and temperature of thermometer 22 meterings simultaneously, this flow process has been measured the instantaneous temperature of exhaust and air Mixture and the instantaneous volume flow rate (m under the pressure
1/ min), a mixed gas seldom part is squeezed into sampler bag by pump, the analysis sample gas that enters the sampling sack by fix time, constant flow sends in the sampler bag.It regularly is requirement according to GB14622-2007, this device city ride detects sampling process and continues 1170s, comprises 6 circulations of operation continuously, each circulation by 15 operating modes (contain idling, acceleration, at the uniform velocity with slow down etc.) and the circulation of the 13 operating modes operation of additional 400s during the operation of suburb form.Quantitatively be to enter this part sample gas of sampler bag by a 0.3m
3The metering of the sampling Venturi tube 3 (CFV) of/hr guarantees the quantitative of sample gas.
After sample gas is gathered, from sampler bag, extract out again, send into and record HC, CO, CO in the sample gas in the analytical instrument unit 10 respectively with pump
2, NO
X, O
2Content, its unit is ppm (1,000,000/).Adopt nondixpersive infrared absorption process (NDIR) measure CO, CO in the analytical instrument unit
2, electrochemical process is measured O
2, hydrogen flameionization method (FID) is measured HC, chemoluminescence method (CLD) and NO
xEfficient conversion device measuring N O
W
Can calculate total gram number that motorcycle is discharged by the specific mass of temperature, pressure, pollutant levels ppm value and volumetric flow rate and gas.
The milimeter number of motorcycle is to measure (not belonging to the utility model) by chassis dynamometer, and it can record the mileage number that motorcycle is always passed by in the measurement of fixing time, km.Import numerical information into computer control system then.Finally draw the discharge capacity g/km that is surveyed, finish test.
Whole analyser parts that the utility model device comprises adopt the product of U.S. CAI company also can adopt the part of O EM of our company (loose mail assembling) self-made Instrument, and these two kinds of analysers all have launch.
Claims (1)
1. motorcycle and engine exhaust contaminant measurement device is characterized in that it comprises:
(1) air strainer that air filtration is used;
(2) combination gas pipelines, the inlet of this mixer gas circuit are connected with the outlet of described air cleaner, motor exhaust outlet respectively, and being provided with sample gas thief hatch, pressure gauge, thermometer, flow on described mixer air pipe is 3～4.5m
3The main differential pressure type flowmeter of/min, the outlet of this mixer air pipe links to each other with the inlet of a blower fan, and the outlet and the atmosphere of described blower fan are connected;
(3) sampler bag unit, this sampler bag unit comprises its inlet background air sampling bag, diluted exhaust sampler bag of linking to each other with first, second sampling delivery side of pump of first, second pipeline by first and second valve is housed on it respectively, the inlet of described first, second sampling pump respectively by the 3rd pipeline, to be provided with flow be 0.3m for it
3The sampling of/hr is connected with the 4th pipeline of differential pressure type flowmeter and the clean air outlet of described air cleaner, sample gas thief hatch in the combination gas pipeline;
(4) hot type filtrators, the inlet of this hot type filtrator is connected with the outlet of a waste pipe;
(5) hot type pumps, the inlet of this hot type pump links to each other by heating pipe line with the outlet of described hot type filtrator;
(6) first cover analysers, this analyser comprises hot type hydrocarbon measuring instrument, hot type nitrogen-oxide analyzer,, oxygen analyser, the high range carbonyl analyzer and the high range capnograph that link to each other with the outlet of one first condenser, and the inlet of described pattern of fever hydrocarbon measuring instrument, hot type nitrogen-oxide analyzer,, oxygen analyser and the inlet of first condenser are connected by the 7th pipeline with described heating delivery side of pump;
(7) second cover analysers, this analyser comprises hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser, the lower range carbonyl analyzer, the lower range capnograph that link to each other with the outlet of one second condenser respectively, and the inlet of the inlet of described hydrocarbon measuring instrument, nitrogen-oxide analyzer,, oxygen analyser and second condenser is connected with described first and second pipeline by the 5th, six pipelines that third and fourth valve is housed on it respectively;
(8) computer control units are used to receive temperature, the pressure signal of concentration signal, thermometer and the pressure gauge output of described each analyser output, and the working load status signal of motorcycle and engine is to calculate the content value of exhaust contaminant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201430045U CN201314915Y (en) | 2008-11-11 | 2008-11-11 | Device for measuring exhaust pollutant from motorcycle and engine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201430045U CN201314915Y (en) | 2008-11-11 | 2008-11-11 | Device for measuring exhaust pollutant from motorcycle and engine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201314915Y true CN201314915Y (en) | 2009-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201430045U Expired - Fee Related CN201314915Y (en) | 2008-11-11 | 2008-11-11 | Device for measuring exhaust pollutant from motorcycle and engine thereof |
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| CN (1) | CN201314915Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133496A (en) * | 2010-12-29 | 2011-07-27 | 东莞市海莎过滤器有限公司 | Dust filtering performance testing method and system of air filter for cab of vehicle on road |
| CN103993946A (en) * | 2014-05-05 | 2014-08-20 | 江门气派摩托车有限公司 | Collection and connection silicone pipe structure of twin exhaust pipes of motorcycle |
| CN104380077A (en) * | 2012-05-29 | 2015-02-25 | Avl测试系统公司 | Intelligent bag filling for exhaust sampling system |
| CN110530814A (en) * | 2019-09-19 | 2019-12-03 | 华能国际电力股份有限公司 | Gas sampling and measuring system and using method thereof |
| CN110608906A (en) * | 2019-08-05 | 2019-12-24 | 济南天业工程机械有限公司 | Engineering machinery emission test method |
-
2008
- 2008-11-11 CN CNU2008201430045U patent/CN201314915Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133496A (en) * | 2010-12-29 | 2011-07-27 | 东莞市海莎过滤器有限公司 | Dust filtering performance testing method and system of air filter for cab of vehicle on road |
| CN102133496B (en) * | 2010-12-29 | 2014-07-23 | 东莞市海莎过滤器有限公司 | Dust filtering performance testing method and system of air filter for cab of vehicle on road |
| CN104380077A (en) * | 2012-05-29 | 2015-02-25 | Avl测试系统公司 | Intelligent bag filling for exhaust sampling system |
| CN104380077B (en) * | 2012-05-29 | 2018-03-27 | Avl测试系统公司 | Intelligent bag for exhaust gas sampling system is filled |
| CN103993946A (en) * | 2014-05-05 | 2014-08-20 | 江门气派摩托车有限公司 | Collection and connection silicone pipe structure of twin exhaust pipes of motorcycle |
| CN103993946B (en) * | 2014-05-05 | 2016-06-01 | 江门气派摩托车有限公司 | A kind of double tracheae collection of motorcycle connects silicone tube structure |
| CN110608906A (en) * | 2019-08-05 | 2019-12-24 | 济南天业工程机械有限公司 | Engineering machinery emission test method |
| CN110530814A (en) * | 2019-09-19 | 2019-12-03 | 华能国际电力股份有限公司 | Gas sampling and measuring system and using method thereof |
| WO2021052433A1 (en) * | 2019-09-19 | 2021-03-25 | 华能国际电力股份有限公司 | Gas sampling measurement system and method for use thereof |
| CN110530814B (en) * | 2019-09-19 | 2023-08-22 | 华能国际电力股份有限公司 | Gas sampling and measuring system and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090923 Termination date: 20131111 |