CN108332798A - Gas treatment measuring system and gas treatment catalyst container, babinet - Google Patents
Gas treatment measuring system and gas treatment catalyst container, babinet Download PDFInfo
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- CN108332798A CN108332798A CN201810205807.7A CN201810205807A CN108332798A CN 108332798 A CN108332798 A CN 108332798A CN 201810205807 A CN201810205807 A CN 201810205807A CN 108332798 A CN108332798 A CN 108332798A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The present invention relates to a kind of gas treatment measuring system and gas treatment catalyst container, babinets.Gas treatment measuring system includes gas treatment catalyst container, the gas treatment catalyst container includes babinet and the catalyst carrier that is arranged in babinet, the babinet includes gas treatment section and the gas detection section being rotatably assorted with gas treatment section, the catalyst carrier is located in gas treatment section, and gas detection section is connected with the gas information collecting device for acquiring gas information.Gas treatment section and gas detection section are rotatably assorted, pass through the relative rotation of the two, the gas information collecting device that gas detection section connects can be made to measure the data of gas treatment section difference circumferential position, to realize to gas treatment section test data in the continuous measurement of circumferential direction, keep test result more accurate.
Description
Technical field
The present invention relates to a kind of gas treatment measuring system and gas treatment catalyst container, babinets.
Background technology
Fuel engines is widely used in communications and transportation, energy source and power and agricultural machine as a kind of major impetus device
The key areas such as tool.Fuel engines in actual use, contains multiple pollutant in tail gas, such as carbon monoxide,
Nitrogen oxides etc., it is general at present that the tail gas of fuel engines is handled using post-processing case, it post-processes and is generally used in case
DOC（Oxidation catalytic converter）The carbon monoxide in tail gas is eliminated, tail gas is eliminated using SCR (selective catalytic reduction converter)
In nitrogen oxides.SCR eliminate nitrogen oxides principle be：The urea liquid that atomization is decomposed is added in SCR, urea liquid exists
Ammonia is formed after decomposition, ammonia is reacted with NOx in tail gas again in SCR, generates free of contamination nitrogen and water, is realized in tail gas
The purification of nitrogen oxides, in this process, NH in SCR3Concentration and Temperature Distribution uniformity be influence NOx conversion efficiency
Principal element, meanwhile, DOC can also have an impact the transformation efficiency of SCR.
In order to measure influence degree of each factor to SCR conversion efficiency, general setting post-processing test system measures,
But in test, NH in SCR3Concentration and Temperature Distribution be not easy to measure, some researchers are to a measuring point in SCR or multiple
Fixed measuring point measures, but is limited to the selection of point position, and there are certain errors compared with true for acquired results.Some grind
The method that the person of studying carefully uses numerical simulation, still, the boundary condition and influence factor considered when by using method for numerical simulation
And experiment has certain deviation, and numerical simulation can only react a kind of trend, cannot represent true reaction, it is caused to calculate knot
Fruit and experiment are larger compared to deviation.
Invention content
The purpose of the present invention is to provide a kind of gas treatment measuring systems that can continuously measure gas parameter；The present invention's
Purpose also resides in gas treatment catalyst container, the gas treatment catalyst container case used in a kind of above-mentioned gas processing measuring system of offer
Body.
To achieve the above object, a kind of technical solution of gas treatment measuring system of the present invention is：A kind of gas treatment survey
Amount system, including gas treatment catalyst container, the gas treatment catalyst container include that babinet and the catalyst being arranged in babinet carry
Body, the babinet include gas treatment section and the gas detection section being rotatably assorted with gas treatment section, the catalyst carrier position
In in gas treatment section, gas detection section is connected with the gas information collecting device for acquiring gas information.
Gas treatment section and gas detection section are rotatably assorted, and by the relative rotation of the two, can make gas detection Duan Lian
The gas information collecting device connect measures the data of gas treatment section difference circumferential position, is tried gas treatment section to realize
Continuous measurement of the data in circumferential direction is tested, keeps test result more accurate.
The gas detection section has at least two.
It is at least one positioned at the front side of gas treatment section in multiple gas detection sections, it is at least one positioned at gas treatment section
Rear side.
At least one temperature for for acquiring gas temperature in gas information collecting device corresponding to each gas detection section
Spend harvester.
In gas information collecting device corresponding to each gas detection section it is at least one for for acquire gas componant at
Divide harvester.
The gas information collecting device includes the acquisition component being arranged in gas detection section, and the acquisition component is along gas
Physical examination is surveyed section inward-outward direction activity and is assemblied in gas detection section.The acquisition component can be moved radially along gas detection section, real
Now to gas treatment section test data radial direction continuous measurement, in conjunction with gas detection section and gas processing section in circumferential side
To relative rotation, pass through the adjusting of radially and circumferentially both direction, realize to data acquisition section on each position data
Acquisition further increases the accuracy of test result to accurately measure the experimental data of each point of gas.
The gas detection section is equipped with the threaded hole of perforation gas detection section side wall, and the acquisition component spiral is assemblied in
With along gas detection section inward-outward direction precession or back-out in threaded hole.
Acquisition portion in the acquisition component with the thread fiting part of the threaded hole screw-thread fit and for acquiring gas
Releasable connection.
It is connected by thrust bearing between the gas treatment section and gas detection section.
The front end of the thrust bearing is enclosed is equipped with retainer between the circle of rear end, is equipped between retainer and front and back ends circle
Sealing ring.
The gas treatment section is for NO in processing gasXSCR segment.
The gas treatment section and gas detection section collectively form gas detection cell, the front side of the gas detection cell
Equipped with for CO in processing gas DOC sections and for the mixer section of mixed gas, DOC sections, mixer section and gas inspection
Releasable connection between survey unit.
To achieve the above object, a kind of technical solution of gas treatment catalyst container of the present invention is：A kind of gas treatment catalysis
Case, including babinet and the catalyst carrier that is arranged in babinet, the babinet include gas treatment section and turn with gas treatment section
The gas detection section of dynamic cooperation, the catalyst carrier are located in gas treatment section, and the gas detection section is equipped with for connecting
Connect the connection structure of gas information collecting device.
Gas treatment section and gas detection section are rotatably assorted, and by the relative rotation of the two, can make gas detection Duan Lian
The gas information collecting device connect measures the data of gas treatment section difference circumferential position, is tried gas treatment section to realize
Continuous measurement of the data in circumferential direction is tested, keeps test result more accurate.
The gas detection section has at least two.
It is at least one positioned at the front side of gas treatment section in multiple gas detection sections, it is at least one positioned at gas treatment section
Rear side.
It is connected by thrust bearing between the gas treatment section and gas detection section.
The front end of the thrust bearing is enclosed is equipped with retainer between the circle of rear end, is equipped between retainer and front and back ends circle
Sealing ring.
The gas treatment section is the SCR segment for NOX in processing gas.
The gas treatment section and gas detection section collectively form gas detection cell, the front side of the gas detection cell
Equipped with for CO in processing gas DOC sections and for the mixer section of mixed gas, DOC sections, mixer section and gas inspection
Releasable connection between survey unit.
To achieve the above object, a kind of technical solution of gas treatment catalysis box body of the present invention is：A kind of gas treatment
It is catalyzed box body, including the gas treatment section and gas detection section that are rotatably assorted, is provided with and is used for and gas in gas detection section
The connection structure of information collecting device connection.
Gas treatment section and gas detection section are rotatably assorted, and by the relative rotation of the two, can make gas detection Duan Lian
The gas information collecting device connect measures the data of gas treatment section difference circumferential position, is tried gas treatment section to realize
Continuous measurement of the data in circumferential direction is tested, keeps test result more accurate.
The gas detection section has at least two.
It is at least one positioned at the front side of gas treatment section in multiple gas detection sections, it is at least one positioned at gas treatment section
Rear side.
It is connected by thrust bearing between the gas treatment section and gas detection section.
The front end of the thrust bearing is enclosed is equipped with retainer between the circle of rear end, is equipped between retainer and front and back ends circle
Sealing ring.
The gas treatment section is the SCR segment for NOX in processing gas.
The gas treatment section and gas detection section collectively form gas detection cell, the front side of the gas detection cell
Equipped with for CO in processing gas DOC sections and for the mixer section of mixed gas, DOC sections, mixer section and gas inspection
Releasable connection between survey unit.
Description of the drawings
Fig. 1 is the structure chart of gas treatment catalyst container in the optimal embodiment of gas treatment measuring system of the present invention；
Fig. 2 is the structure chart at gas detection section in Fig. 1；
Fig. 3 is the structure chart of thrust bearing in Fig. 2；
Fig. 4 is showing when acquisition component is connect with temperature-detecting device in the optimal embodiment of gas treatment measuring system of the present invention
It is intended to；
Fig. 5 is showing when acquisition component is connect with gas-detecting device in the optimal embodiment of gas treatment measuring system of the present invention
It is intended to；
In figure：1, it is vented pipeline section；2, flaring pipeline section；3, fast-assembling head；4, DOC sections；5, mixer section；6, front side gas detection section；
7, SCR segment；8, backside gas detects section；9, catalyst container end segment；10, gas outlet section；11, linkage section；12, thrust bearing；
121, end circle；122, ball；123, retainer；124, sealing ring；13, prefabricated nut；14, acquisition component；141, screw-thread fit
Portion；142, thermocouple；143, gas collecting tube；15, temperature sensor；16, computer；17, harness is acquired；18, gas collecting box；
19, gas analyzer；20, tracheae；21, detection device.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The embodiment 1 of the gas treatment measuring system of the present invention, including gas treatment catalyst container, the gas treatment catalysis
Case includes babinet and the catalyst carrier that is arranged in babinet, and the babinet includes gas treatment section and rotated with gas treatment section
The gas detection section of cooperation, the catalyst carrier are located in gas treatment section, and gas detection section is connected with for acquiring gas
The gas information collecting device of information.Gas treatment section and gas detection section are rotatably assorted, can be with by the relative rotation of the two
The gas information collecting device that gas detection section connects is set to measure the data of gas treatment section difference circumferential position, to realize
To gas treatment section test data in the continuous measurement of circumferential direction, keep test result more accurate.
In embodiment 1, the quantity of gas detection section is unlimited, and position is unlimited, can be adjusted according to actual needs, example
Such as, can be arranged one, it is two or more, gas detection section can be located at the front and rear sides of gas treatment section, Huo Zhejun
Positioned at the front side of gas treatment section or rear side.Wherein, the quantity of gas detection section is set as at least two and obtains embodiment 2,
It is arranged at least one in multiple gas detection sections in the front side of gas treatment section, it is at least one to be arranged after gas treatment section
Side obtains embodiment 3.
When the quantity of gasmetry section is provided with two or more, with the gas information collection corresponding to each gas detection section
The type of device may be the same or different, wherein by the gas information collecting device corresponding to each gas detection section extremely
A few temperature collecting device for being provided for acquisition gas temperature, obtains embodiment 4, corresponding to each gas detection section
At least one component collection device for being provided for acquisition gas componant, obtains embodiment 5 in gas information collecting device.
In above-mentioned all embodiments, gas information collecting device includes the acquisition component being arranged in gas detection section
And the detection device being connect with acquisition component, wherein assemble acquisition component in gas along gas detection section inward-outward direction activity
Physical examination surveys in section and obtains embodiment 6, and certainly, acquisition component can also be directly fixed in gas detection section, at this point it is possible to
Multiple acquisition components are set, and the measurement end of multiple acquisition components is arranged along the radial direction interval of gas detection section.Alternatively, directly
At the radial direction interval of the measuring section upper edge gas detection section of an acquisition component, multiple measuring points etc. are set.
In embodiment 6, acquisition component can activity in several ways be assemblied in gas detection section, here, in gas
The threaded hole of setting perforation gas detection section side wall in section is surveyed in physical examination, by the assembly of acquisition component spiral in threaded hole, with this
Need rotating acquisition component can by acquisition component along gas detection section inward-outward direction precession or back-out, to obtain embodiment 7, when
So, the through-hole through side wall can also be set in gas detection section, acquisition component is oriented to assembly in through-holes along inward-outward direction,
Geometrical clamp is set in gas detection section simultaneously, fixes acquisition component after acquisition component is moved to installation position.
When acquisition component spiral is assemblied in gas detection section, acquisition component includes the spiral shell of the threaded hole screw-thread fit
Line auxiliary section and acquisition portion for acquiring gas, at this point, thread fiting part and acquisition portion are set as two of releasable connection
Get embodiment 8, which is primarily due to the size of the size more than thread fiting part in acquisition portion, the removable company of the two
It connects, when in use first by the assembly of thread fiting part spiral in gas detection section, then by acquisition portion before gas detection section
Port or rear port are packed into the lower end connection of gas detection Duan Zhongyu thread fiting parts.Certainly, thread fiting part and acquisition portion
It can be wholely set, as long as the size of thread fiting part and acquisition portion is adjusted, allow acquisition component integrally toward gas
It detects and is installed in section.
In above-mentioned all embodiments, gas treatment section is connect realization rotation by thrust bearing with gas detection section and is matched
Conjunction obtains embodiment 9, and certainly, the butt end of gas treatment section and gas detection section can also be set with each other, then passes through inside and outside
Circle bearing is rotatably assorted, alternatively, group section is arranged between the two, in gas treatment section and gas detection section it is at least one with turn rank
Section is rotatably assorted, being rotatably assorted both to realize.
When gas treatment section is connect with gas detection section by thrust bearing, in the front end of thrust bearing, circle and rear end are enclosed
Between be equipped with retainer, between retainer and front and back ends circle be equipped with sealing ring, to avoid gas from being revealed from thrust bearing,
Obtain embodiment 10.
In above-mentioned all embodiments, gas treatment section is provided for NO in processing gasXSCR segment, to use
In vent gas treatment, obtain embodiment 11, meanwhile, when the gas treatment measuring system be used for vent gas treatment when, gas treatment section and
Gas detection section collectively forms gas detection cell, can be equipped with for CO in processing gas in the front side of gas detection cell
DOC sections and for mixed gas mixer section, releasable connection between DOC sections, mixer section and gas detection cell, with logical
The various combination crossed between DOC sections, mixer section and gas detection cell detects influence of the different factors to vent gas treatment.
Embodiment described above about gas treatment measuring system is more terse, mainly measures system to gas treatment
The key structure of system is described, and implementation can individually be implemented or be combined to these embodiments.Hereinafter, it provides a kind of above-mentioned more
A kind of optimal embodiment after kind embodiment combination, the concrete structure of the optimal embodiment is as shown in Figures 1 to 5, including
Tubular gas treatment catalyst container and the gas information collecting device being connect with gas treatment catalyst container, the gas treatment catalysis
Case includes babinet and the catalyst carrier that is arranged in babinet, the babinet include the exhaust pipeline section 1 set gradually from front to back,
Flaring pipeline section 2, DOC sections 4, mixer section 5, front side gas detection section 6, SCR segment 7, backside gas detection section 8, catalyst container end
Section 9 and gas outlet section 10, wherein the catalyst carrier is located in SCR segment 7, is vented pipeline section 1 and flaring pipeline section 2 constitutes gas
Body handles the air admission unit of catalyst container, and catalyst container end segment 9 and gas outlet section 10 constitute the outlet cell of gas treatment catalyst container,
Front side gas detection section 6, SCR segment 7 and backside gas detection section 8 constitute the gas detection cell of gas treatment catalyst container, into
Pass through 3 releasable connection of fast-assembling head between gas unit, DOC sections, mixer section, gas detection cell and outlet cell.
In said structure, the structure of former and later two gas detection sections and with SCR segment connection connection type it is identical, with
For backside gas detects section 8, as shown in Fig. 2, one end that backside gas detection section 8 is connect with SCR segment 7 is provided with linkage section
11, backside gas detects between section 8 and linkage section 11 through the circumferential relatively turnable axial connection of thrust bearing 12, SCR segment 7
It is rotatably assorted with backside gas detection section 8 by being connect with linkage section 11.The thrust bearing 12 includes front and back ends circle
121 and the ball 122 and retainer 123 that are arranged between front and back ends circle 121, between retainer 123 and front and back ends circle 121
It is provided with sealing ring 124, retainer 123 and sealing ring 124 collectively form the sealing structure between the circle of front and back end, avoid tail gas
It is revealed between being enclosed from front and back end.
Be equipped with prefabricated nut 13 in former and later two gas detection sections, the threaded hole of prefabricated nut 13 in gas detection section
Chamber is connected to, and spiral is equipped with acquisition component 14 in threaded hole, and acquisition component may be implemented in gas by rotating acquisition component 14
Moving radially in detection section.The acquisition component 14 includes the thread fiting part 141 with gas detection section screw-thread fit, screw thread
The upper end of auxiliary section 141 is connect with detection device 21, and lower end is equipped with the acquisition portion for gathered data.In the present embodiment, institute
It can be thermocouple 142 to state acquisition portion, at this point, the detection device 21 be temperature-detecting device, including temperature sensor 15 with
And the computer 16 being connect with temperature sensor, pass through acquisition between temperature sensor 15 and acquisition component 14 and computer 16
Harness 17 connects.Acquisition component 14 and temperature-detecting device constitute temperature collecting device.Alternatively, the acquisition portion can also be collection
Tracheae 143, at this point, the detection device 21 is gas-detecting device, including gas collecting box 18 and gas analyzer 19, gas
It is connected by tracheae 20 between body collecting cassette 18 and acquisition component 14, gas analyzer 19.Acquisition component 14 and gas detection
Device constituent harvester.In addition, in the present embodiment, because the size in acquisition portion is all higher than the ruler of thread fiting part
It is very little, so, releasable connection between acquisition portion and thread fiting part.
Gas treatment measuring system in the optimal embodiment in actual use, SCR segment and gas detection section
On be correspondingly arranged on scale, SCR segment can rotate in a circumferential direction between former and later two gas detection sections.By moving radially acquisition portion
Part, thus it is possible to vary radial position of the acquisition portion on DATA REASONING section passes through the SCR segment that rotates in a circumferential direction, thus it is possible to vary acquisition portion
Circumferential position on DATA REASONING section is realized by the adjusting of radially and circumferentially both direction on data acquisition section
The data of each position acquire, to accurately measure NH3Concentration and Temperature Distribution, keep test result more accurate.
The specific experiment process of gas treatment measuring system is：The parts DOC and mixer part are removed, air inlet list is only retained
Member, detection unit and outlet cell, the acquisition portion that front side data acquire the acquisition component of pole section and backside gas detection section are equal
For thermocouple, acquisition component is connect with temperature-detecting device, can acquire the multiple positions in former and later two sections of SCR segment simultaneously at this time
Temperature, analyze SCR segment before and after Temperature Distribution.Front side data acquisition pole section and backside gas are detected to adopting for the acquisition component of section
Collection portion is changed to gas collecting tube, and acquisition component is connect with gas-detecting device, and it is more can to acquire former and later two sections of SCR segment simultaneously at this time
The gas of a position, analyze SCR segment before and after section different location NOx conversion efficiency and catalyst container in ammonia density distribution.
Mixer is loaded onto on front side of detection unit, and front side data acquisition pole section and backside gas are detected to the acquisition component of section
Acquisition portion be changed to thermocouple, acquisition component is connect with temperature-detecting device, and to acquire former and later two sections of SCR segment more simultaneously at this time
The temperature of a position, influence of the analysis mixer to thermo parameters method in catalyst container.Again by front side data acquisition pole section and rear side
The acquisition portion of the acquisition component of gas detection section is changed to gas collecting tube, and acquisition component is connect with gas-detecting device, at this time can be same
When acquire the multiple positions in former and later two sections of SCR segment gas, analysis mixer to NOx conversion efficiency and catalysis in SCR tail gas
The influence that ammonia density is distributed in case.
Mixer is removed, DOC is mounted in the front side of detection unit, front side data acquisition pole section and backside gas are detected
The acquisition portion of the acquisition component of section is changed to thermocouple, and acquisition component is connect with temperature-detecting device, before acquiring SCR segment simultaneously at this time
The temperature of the multiple positions in latter two section, influences of the analysis DOC to section temperature field distribution before and after SCR catalyst.Again by front side
The acquisition portion of the acquisition component of data acquisition pole section and backside gas detection section is changed to gas collecting tube, and acquisition component is filled with gas detection
Connection is set, the gas of the multiple positions in former and later two sections of SCR segment can be acquired simultaneously at this time, the parts analysis DOC are to the parts SCR tail
In gas in NOx conversion efficiency and catalyst container ammonia density distribution influence.
Mixer and the parts DOC are loaded onto simultaneously, front side data acquisition pole section and backside gas are detected to the acquisition component of section
Acquisition portion be changed to thermocouple, acquisition component is connect with temperature-detecting device, and to acquire former and later two sections of SCR segment more simultaneously at this time
The temperature of a position, the parts analysis DOC and influence of the mixer part collective effect to SCR portion temperatures field.Again by front side number
The acquisition portion for the acquisition component for detecting section according to acquisition pole section and backside gas is changed to gas collecting tube, acquisition component and gas-detecting device
Connection can acquire the gas of the multiple positions in former and later two sections of SCR segment, the parts analysis DOC and mixer part simultaneously at this time
The influence that effect is distributed ammonia density in NOx conversion efficiency in SCR partial tail gas and catalyst container simultaneously.
A kind of specific embodiment of gas treatment catalyst container of the present invention, concrete structure and a kind of above-mentioned gas treatment survey
The concrete structure of gas treatment catalyst container is identical in each embodiment of amount system, is no longer described in detail herein.
A kind of specific embodiment of gas treatment catalysis box body of the present invention, concrete structure at a kind of above-mentioned gas
The concrete structure for managing gas treatment catalysis box body in each embodiment of measuring system is identical, is no longer described in detail herein.
Claims (10)
1. a kind of gas treatment measuring system, it is characterised in that：Including gas treatment catalyst container, the gas treatment is catalyzed luggage
The catalyst carrier for including babinet and being arranged in babinet, the babinet include gas treatment section and are rotatably assorted with gas treatment section
Gas detection section, the catalyst carrier is located in gas treatment section, and gas detection section is connected with for acquiring gas information
Gas information collecting device.
2. gas treatment measuring system according to claim 1, it is characterised in that：The gas detection section has at least two
It is a.
3. gas treatment measuring system according to claim 2, it is characterised in that：It is at least one in multiple gas detection sections
Positioned at the front side of gas treatment section, at least one rear side positioned at gas treatment section.
4. gas treatment measuring system according to claim 2 or 3, it is characterised in that：Corresponding to each gas detection section
At least one temperature collecting device for for acquiring gas temperature in gas information collecting device.
5. gas treatment measuring system according to claim 2 or 3, it is characterised in that：Corresponding to each gas detection section
At least one component collection device for for acquiring gas componant in gas information collecting device.
6. the gas treatment measuring system according to any claim in claim 1-3, it is characterised in that：The gas
Information collecting device includes the acquisition component being arranged in gas detection section, and the acquisition component is along gas detection section inward-outward direction
Activity is assemblied in gas detection section.
7. gas treatment measuring system according to claim 6, it is characterised in that：The gas detection section is equipped with perforation
The threaded hole of gas detection section side wall, the acquisition component spiral are assemblied in threaded hole to be revolved along gas detection section inward-outward direction
Into or screw out.
8. gas treatment measuring system according to claim 7, it is characterised in that：In the acquisition component with the screw thread
The thread fiting part of hole screw-thread fit and acquisition portion releasable connection for acquiring gas.
9. a kind of gas treatment catalyst container, it is characterised in that：Including babinet and the catalyst carrier being arranged in babinet, the case
Body includes gas treatment section and the gas detection section being rotatably assorted with gas treatment section, and the catalyst carrier is located at gas treatment
In section, the gas detection section is equipped with the connection structure for connecting gas information collecting device.
10. a kind of gas treatment is catalyzed box body, it is characterised in that：Including the gas treatment section being rotatably assorted and gas detection
Section, the connection structure for being connect with gas information collecting device is provided in gas detection section.
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| CN201810205807.7A CN108332798A (en) | 2018-03-13 | 2018-03-13 | Gas treatment measuring system and gas treatment catalyst container, babinet |
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| CN201810205807.7A CN108332798A (en) | 2018-03-13 | 2018-03-13 | Gas treatment measuring system and gas treatment catalyst container, babinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884256A (en) * | 2019-03-27 | 2019-06-14 | 河南科技大学 | SCR catalyst container multi-section measuring system |
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| 董红义;帅石金;李儒龙;王建昕;石晓燕;贺泓;: "乙醇选择催化还原降低柴油机NO_x排放的应用研究", 内燃机学报, no. 06 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884256A (en) * | 2019-03-27 | 2019-06-14 | 河南科技大学 | SCR catalyst container multi-section measuring system |
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