CN106884745A - A kind of big EGR rate introducing device for integrating pump, valve, blender - Google Patents
A kind of big EGR rate introducing device for integrating pump, valve, blender Download PDFInfo
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- CN106884745A CN106884745A CN201611137212.XA CN201611137212A CN106884745A CN 106884745 A CN106884745 A CN 106884745A CN 201611137212 A CN201611137212 A CN 201611137212A CN 106884745 A CN106884745 A CN 106884745A
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- mixing tube
- egr
- inner ring
- outer ring
- tube inner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Abstract
The invention discloses a kind of big EGR rate introducing device for integrating pump, valve, blender, including motor, EGR pipe, inlet manifold, supercharging blade;EGR pipe and inlet manifold are interconnected by circulation area adjusting means;Circulation area adjusting means is driven forward regulation circulation area by motor;Supercharging blade is arranged in EGR pipe passage, is driven reverse by same motor and EGR exhaust is pressurized;Motor is by one-direction driving apparatus Collaborative Control circulation area adjusting means and supercharging blade.The present invention realizes introducing, supercharging and the mixing with fresh air to EGR exhaust by the device of an one.Simple structure of the present invention, can not only realize big EGR rate, and can take into account demand of the underload high to EGR, be effectively reduced the discharge of engine NOx, while improving the mixing of EGR exhaust and fresh air, optimize in-cylinder combustion and discharge performance.
Description
Technical field
The present invention relates to engine inlet and outlet control system field, in particular to a kind of collection pump, valve, blender
The big EGR rate introducing device being integrated.
Background technology
Increasingly strict with Abgasgesetz, the control of engine emission pollutant is concentrated mainly on discharges to NOx and PM
Control on.For the discharge for controlling NOx, the technical scheme of current main flow is using EGR schemes.
The introducing of EGR, it is necessary to solve engine exhaust and admission pressure difference problem.For naturally aspirated engine,
Because exhaust pressure ratio admission pressure is high, therefore in the absence of the problem that EGR is introduced.But charge inter cooling skill is used diesel engines at present more
Art, the admission pressure in air inlet pipe is larger, there is a problem of that EGR is introduced under some loads difficult.
Current high-low pressure double loop EGR schemes can solve the problem that EGR introduces difficult problem, but in the case of big EGR rate, it is double
Loop EGR schemes need that the demand of big EGR rate could be met with reference to extra means such as exhaust backpressure valve, intake-air throttle valves.Additionally,
High-low pressure double loop EGR schemes circuit design is complicated, system difficult arrangement.In the case of some operating modes need big EGR rate, it is necessary to
The requirement of big EGR rate could be met with reference to exhaust backpressure valve, intake-air throttle valve.High-low pressure double loop EGR technology is not ensured that
EGR gas well mixes with fresh air, easily causes that each cylinder EGR rate is inconsistent, and then influences burning and the emission performance of each cylinder
Energy.
Additionally, the reason for diesel engine is because of aspects such as structures, exhaust cycle entry position is differed with each cylinder air inlet distance
Cause, cause the actual EGR rate of each cylinder inconsistent.Under same fuel injection parameter, due to the difference of the actual EGR rate of each cylinder, result in
In-cylinder combustion, emission behaviour are also differed.
The content of the invention
It is related to part many present invention aim at difficult, high-low pressure double loop EGR is introduced for supercharged diesel engine EGR, cloth
The problems such as putting complicated, EGR exhaust and mix bad with fresh air.The present invention design it is a kind of integrate pump, valve, blender it is big
EGR rate introducing device, solves the problem that big EGR rate is introduced, while improving the mixing of waste gas and fresh air.
The present invention to achieve the above object, is adopted the following technical scheme that:
A kind of big EGR rate introducing device for integrating pump, valve, blender, it is characterised in that:Including motor, EGR pipe, enter
Gas house steward, supercharging blade;The EGR pipe and inlet manifold are interconnected by circulation area adjusting means;The circulation area
Adjusting means is driven forward regulation circulation area by motor;The supercharging blade is arranged in EGR pipe passage, by same electricity
Motivation is driven reverse and EGR exhaust is pressurized;The motor is adjusted by one-direction driving apparatus Collaborative Control circulation area
Device and supercharging blade.By an introducing for motor Collaborative Control EGR exhaust and supercharging, big EGR rate is can be achieved with, and
Improve the mixing of EGR exhaust and fresh air.
It is further characterized by:The circulation area adjusting means includes being brought into close contact, and can freely rotate it is mixed
Close the mixing tube outer ring that pipe inner ring and position are fixed;The mixing tube inner ring and mixing tube outer ring are provided with the logical of mutual cooperation
Road, by the change in location of mixing tube inner ring, makes the passage on the mixing tube inner ring and mixing tube outer ring overlap or stagger, real
The regulation of existing circulation area, that is, realize the function of EGR valve.EGR exhaust by EGR mixing tubes can realize EGR introducing and
Improve the dual-use function that waste gas mixes with fresh air.
Further:The mixing tube outer ring is fixedly mounted in inlet manifold, the mixing tube inner ring by motor just
Turn to drive and rotate;The output shaft of the motor is connected with one end of supercharging sharf, is pressurized the other end of sharf and mixes
The support closed on pipe inner ring is connected by unilateral bearing.EGR mixing tubes are arranged in inlet manifold, realize the introducing of EGR exhaust
And improve the mixing of waste gas and fresh air.
Preferably:The passage of the mixing tube outer ring is to be spaced the multiple rows of circle being uniformly arranged in the peripheral surface of mixing tube outer ring
Multiple circular holes of the symmetric arrays of hole and mixing tube outer ring end;The passage of the mixing tube inner ring is and justifies on mixing tube outer ring
The elongated hole that hole site is engaged.
The circulation area adjustable range of the circulation area adjusting means is, the circular hole on the mixing tube outer ring all with
The elongated hole of mixing tube inner ring is overlapped, i.e., equivalent to EGR valve standard-sized sheet, to the mixing tube outer ring on circular hole all with mixing tube in
The elongated hole of circle staggers, i.e., closed equivalent to EGR valve.By just transferring outside control mixing tube inner ring elongated hole and mixing tube for motor
The relative position matching relationship of circular hole is enclosed, and then realizes the introducing of EGR;The rotation of supercharging blade is driven by the reversion of motor
Turn, and then realize the pressurization to EGR.
Angle position sensor is provided with the mixing tube inner ring;Waste gas stream gauge is provided with the EGR pipe passage;
The inlet manifold exit is provided with oxygen concentration sensor.By angle position sensor, oxygen concentration sensor and useless
Air-flow gauge, can accurately measure mixing tube inner ring position, calculates EGR rate.According to EGR rate, by ECU precise control motor
Operating, to meet EGR rate and the oxygen concentration requirement needed for engine.
The device that the present invention is integrated by integration pump, valve, a blender realizes introducing, the supercharging to EGR exhaust
And improve the mixing of waste gas and fresh air.Simple structure, can not only realize big EGR rate, and it is negative to take into account height
Lotus is effectively reduced the discharge of engine NOx to the demand of EGR, while the mixing of EGR exhaust and fresh air is improved, it is excellent
In-cylinder combustion and discharge performance are changed.
Brief description of the drawings
Fig. 1 is the three-dimensional installation diagram of apparatus of the present invention.
Fig. 2 is the assembling sectional view of apparatus of the present invention.
Fig. 3 a, Fig. 3 b are the front view and side view of EGR gas boostings blade of the invention.
Fig. 4 a, Fig. 4 b are mixing tube outer ring of the invention, the graphics of mixing tube inner ring.
Fig. 5 a, Fig. 5 b are mixing tube outer ring of the invention, the front view of mixing tube inner ring end face.
Fig. 6 a, Fig. 6 b are mixing tube outer ring of the invention, the left view of mixing tube inner ring.
Fig. 7 a, Fig. 7 b are mixing tube outer ring of the invention, the right view of mixing tube inner ring.
Specific embodiment
As shown in Figure 1, 2, apparatus of the present invention include motor 1, EGR pipe 9, inlet manifold 17, mixing tube outer ring 15, mixing
Pipe inner ring 14, supercharging blade 10, seal disc 4 etc..Motor 1 is fixedly mounted on seal disc by motor mount plate 3 with screw 2
On 4.Seal disc 4 realizes gluing, sealing with EGR pipe sealing flange 5 by fastening bolt 6.Mixing tube inner ring 14 and mixing tube outer ring
15 are brought into close contact, and can freely rotate.Interval is evenly arranged with multiple rows of mixing tube outer ring in the peripheral surface of mixing tube outer ring 15
Circular hole 28 and the end of mixing tube outer ring 15 are provided with multiple mixing tube cycle surface circular holes 29 of symmetric arrays;In the mixing tube
The elongated hole being engaged with circular hole position on mixing tube outer ring 15 is provided with circle 14.Motor output shaft 7 and supercharging sharf 8
One end is connected, and the other end for being pressurized sharf 8 is connected with coil support in mixing tube 23 by unilateral bearing 12.
When engine does not use EGR, under control of the ecu, motor 1 is rotated forward, and motor output shaft 7 drives supercharging leaf
Bobbin 8 rotates, and supercharging sharf 8 drives coil support 23 in mixing tube to rotate by the effect of unilateral bearing 12, and then drives mixed
Pipe inner ring 14 is closed to rotate.Now, the rotary angle position of mixing tube inner ring 14 is by the monitor in real time of angle position sensor 24.Work as mixing
Pipe inner ring elongated hole 20 is justified with all mixing tube outer rings circular hole 28, mixing tube inner ring end face elongated hole 30 and all mixing tube cycle surfaces
When hole 29 is without any juxtaposition, so, mixing tube inner ring 14 and mixing tube outer ring 15 pass through to be brought into close contact realize it is close
Envelope, that is, realize the function of EGR valve closing.Now, by the real-time monitoring of angle position sensor 24 and feed back signal to ECU come
Control motor 1 is stopped, and such mixing tube inner ring 14 realizes sealing with mixing tube outer ring 15 by mutual cooperation, and then
The function of valve is realized, now, EGR is not introduced.
When engine uses EGR, but when not needing EGR to be pressurized, that is, only need to regulation mixing tube inner ring elongated hole 20 and mix
Pipe outer ring circular hole 28, mixing tube inner ring end face elongated hole 30 just disclosure satisfy that with the juxtaposition degree of mixing tube cycle surface circular hole 29
EGR rate needed for engine, that is, realize the function of EGR valve opening.Under control of the ecu, motor 1 is rotated forward, and motor is defeated
Shaft 7 drives supercharging sharf 8 to rotate, and supercharging sharf 8 drives coil support 23 in mixing tube by the effect of unilateral bearing 12
Rotation, and then drive mixing tube inner ring 14 to rotate.Now, the rotary angle position of mixing tube inner ring 14 is by angle position sensor 24
Monitor in real time.When outside mixing tube inner ring elongated hole 20 and mixing tube outer ring circular hole 28, mixing tube inner ring end face elongated hole 30 and mixing tube
When circle end face circular hole 29 has juxtaposition, show to start to introduce EGR.According to waste gas stream gauge 25, oxygen concentration sensor 11 with
And the measurement of angle position sensor 24 and feedback, ECU controls the rotation of motor 1, and then controls mixing tube inner ring elongated hole 20
It is big with the juxtaposition degree of mixing tube cycle surface circular hole 29 with mixing tube outer ring circular hole 28, mixing tube inner ring end face elongated hole 30
It is small, to meet the EGR rate needed for engine.In such cases, supercharging blade 10 is not worked, and EGR exhaust is entered by EGR pipe entrance 27
Enter, blended pipe inner ring 14, mixing tube inner ring elongated hole 20 and mixing tube inner ring end face elongated hole 30, mixing tube outer ring circular hole 28 and mixed
Close pipe cycle surface circular hole 29 to enter into inlet manifold 17, due to mixing tube inner ring elongated hole 20, mixing tube inner ring end face elongated hole
30 with mixing tube outer ring circular hole 28, the particular design of mixing tube cycle surface circular hole 29 and cooperation, improve EGR exhaust in air inlet
With the mixing of fresh air in house steward 17.Mixed charge is entered into engine each cylinder through inlet manifold's outlet 13.
So the particular design by mixing tube inner ring 14 with mixing tube outer ring 15 and mutual cooperation, realize the introducing of EGR, improve
The mixing of waste gas and fresh air, and then valve is realized simultaneously with the function of mixing.
When engine uses EGR, and when needing EGR to be pressurized, i.e., when mixing tube inner ring elongated hole 20 and mixing tube outer ring circular hole
28th, needed for can not still meeting engine when mixing tube inner ring end face elongated hole 30 and mixing tube cycle surface circular hole 29 are completely overlapped
EGR rate requirement, i.e., equivalent to EGR valve standard-sized sheet.When mixing tube inner ring elongated hole 20 and mixing tube outer ring circular hole 28, mixing tube inner ring end
When face elongated hole 30 is completely overlapped with mixing tube cycle surface circular hole 29, the sending signal of angle position sensor 24 is fed back in ECU,
Under ECU controls, motor 1 is inverted, and motor output shaft 7 drives supercharging sharf 8 to rotate, and supercharging sharf 8 is by unidirectional
The effect of bearing 12 so that without driving coil support 23 in mixing tube to rotate while supercharging blade 10 rotates.Such mixing tube
Inner ring elongated hole 20 keeps most with mixing tube outer ring circular hole 28, mixing tube inner ring end face elongated hole 30 and mixing tube cycle surface circular hole 29
Big juxtaposition degree, while be pressurized blade 10 starting working.The pressurization to EGR exhaust is so achieved that, EGR is improve
Exhausted air quantity.Supercharging blade 10 rotates faster, and pressurized effect is more obvious.In such cases, EGR exhaust is entered by EGR pipe entrance 27,
Through be pressurized blade 10 be pressurized after, enter into mixing tube inner ring 14, mixing tube inner ring elongated hole 20 and mixing tube inner ring end face elongated hole 30,
Mixing tube outer ring circular hole 28 and mixing tube cycle surface circular hole 29 are entered into inlet manifold 17.Now, mixing tube outer ring circular hole
28 and mixing tube cycle surface circular hole 29 be opened, due to mixing tube outer ring circular hole 28 and mixing tube cycle surface circular hole 29
Particular topology design, improve EGR exhaust in inlet manifold 17 with the mixing of fresh air.Mixed charge is total through air inlet
Pipe outlet 13 is entered into engine each cylinder.So be achieved that the introducing of EGR, be pressurized and improve waste gas with it is fresh
The mixing of air.
Fig. 3 a, Fig. 3 b are the front view and side view of EGR gas boostings blade of the invention.
Mixing tube inner ring 14 realizes the mixed of EGR introducings, improvement waste gas and fresh air with mixing tube outer ring 15 by coordinating
As shown in Fig. 4 a, Fig. 4 b, Fig. 5 a, Fig. 5 b, Fig. 6 a, Fig. 6 b, Fig. 7 a, Fig. 7 b, mixing tube outer ring 15 has the specific embodiment of conjunction
Evenly spaced eight rows circular hole, each row has 10 circular holes.As first row have A1, A2, A3, A4, A5, A1', A2', A3', A4',
Ten circular holes of A5', and A1 and A1', A2 and A2', A3 and A3', A4 and A4', A5 and A5' axial symmetry.Similarly, the ten of each row
Individual circular hole is axial symmetry circular hole.The circular hole N1 of the circular hole 29 of mixing tube cycle surface and N1' axial symmetry, circular hole M1 and M1', M2
With M2', M3 and M3', M4 and M4' axial symmetry.
Mixing tube inner ring 14 has eight platoon leader holes, and each row has two elongated holes and on axial symmetry, i.e. elongated hole A and A' axles pair
Claim, elongated hole B and B' axial symmetry, by that analogy, elongated hole H and H' axial symmetry.The elongated hole M and M' of the elongated hole 30 of mixing tube inner ring end face
Axial symmetry, elongated hole N and N' axial symmetry.
Mixing tube outer ring 15 is fixedly mounted in inlet manifold 17, installation site angle be circular hole A1, B1, C1, D1, E1,
Plane where F1, G1, H1, M1, N1 is vertical with airintake direction in inlet manifold 17.So be conducive to improve EGR exhaust with it is new
The mixing of fresh air.
When EGR is not needed, mixing tube inner ring 14 turns to all of elongated hole and does not intersect with the circular hole of mixing tube outer ring 15
During overlap, being fully sealed for mixing tube inner ring 14 and mixing tube outer ring 15 is so achieved that, i.e., is closed equivalent to EGR valve.When
When mixing tube inner ring 14 is fully sealed with mixing tube outer ring 15, it is stipulated that the corner number of degrees of mixing tube inner ring 14 now are 0 °.
When EGR is needed, the rotate counterclockwise of mixing tube inner ring 14, i.e. motor 1 are rotated forward, mixing tube inner ring end face elongated hole 30
M, M', N, N' elongated hole progressively open M1, M1', N1, N1' circular hole of mixing tube cycle surface circular hole 29 simultaneously respectively.It is same with this
When, A, A', C, C', E, E', G, G' elongated hole of mixing tube inner ring elongated hole 20 progressively open mixing tube outer ring circular hole 28 simultaneously respectively
A1, A1', C1, C1', E1, E1', G1, G1' circular hole.Meanwhile, B, B', D, D', F, F', H, H' of mixing tube inner ring elongated hole 20
Elongated hole progressively opens B5, B5', D5, D5', F5, F5', H5, H5' circular hole of mixing tube outer ring circular hole 28 simultaneously respectively.With right
The increase of EGR rate demand, mixing tube inner ring 14 continues rotate counterclockwise, and M, M' elongated hole of mixing tube inner ring end face elongated hole 30 will divide
M1, M2, M3, M4 and M1', M2', M3', M4' circular hole of mixing tube cycle surface circular hole 29, mixing tube inner ring end are not opened successively
N, N' elongated hole of face elongated hole 30 open N1, N1' circular hole of mixing tube cycle surface circular hole 29 completely.Simultaneously, in mixing tube
Enclose elongated hole 20 A, A' elongated hole open successively respectively A1, A2, A3, A4, A5 and A1' of mixing tube outer ring circular hole 28, A2', A3',
A4', A5' circular hole, similarly, C opens each self-corresponding circular hole in mixing tube outer ring 15 successively respectively with C', E and E', G and G' elongated holes.
Meanwhile, B, B' elongated hole open successively respectively B5, B4, B3, B2, B1 and B5' of mixing tube outer ring circular hole 28, B4', B3', B2',
B1' circular holes, similarly, D opens each self-corresponding circular hole in mixing tube outer ring 15 successively respectively with D', F and F', H and H' elongated holes.
When 90 ° of 14 rotate counterclockwise of mixing tube inner ring, mixing tube outer ring 15 and all of circle of mixing tube cycle surface 18
Kong Jun is opened.Now, EGR exhaust amount reaches maximum.When rotate counterclockwise is continued, mixing tube inner ring 14 closes mixing successively
The circular hole of pipe outer ring 15, EGR exhaust amount is gradually reduced.When 180 ° of 14 rotate counterclockwise of mixing tube inner ring, mixing tube outer ring 15
All circular holes be closed, mixing tube inner ring 14 and mixing tube outer ring 15 are by being brought into close contact realization sealing.So far, mixing tube
Inner ring 14, by elongated hole and the rotation of the particular design and mixing tube inner ring 14 of circular hole, realizes EGR with mixing tube outer ring 15
Introducing, improve the mixing of waste gas and fresh air.
In order to accurately control the working order of engine and motor 1, angle position sensor is provided with EGR circuit
24th, waste gas stream gauge 25 and oxygen concentration sensor 11.By the measurement to the angle position of mixing tube inner ring 14, exhaust gas flow and
The measurement of oxygen concentration is not only able to determine that mixing tube inner ring elongated hole 20 is long with mixing tube outer ring circular hole 28, mixing tube inner ring end face
Hole 30 and juxtaposition degree size, the size of EGR rate of mixing tube cycle surface circular hole 29, and oxygen density value can be EGR
Control in engine operation region provides reference, and with the working order of this precise control motor 1.
Claims (6)
1. a kind of big EGR rate introducing device for integrating pump, valve, blender, it is characterised in that:Including motor, EGR pipe,
Inlet manifold, supercharging blade;The EGR pipe and inlet manifold are interconnected by circulation area adjusting means;The circulating face
Product adjusting means is driven forward regulation circulation area by motor;The supercharging blade is arranged in EGR pipe passage, by same
Motor is driven reverse and EGR exhaust is pressurized;The motor is adjusted by one-direction driving apparatus Collaborative Control circulation area
Regulating device and supercharging blade.
2. the big EGR rate introducing device for integrating pump, valve, blender according to claim 1, it is characterised in that:Institute
Stating circulation area adjusting means includes being brought into close contact, and outside the mixing tube fixed of the mixing tube inner ring that can freely rotate and position
Circle;The mixing tube inner ring and mixing tube outer ring are provided with the passage of mutual cooperation, by the change in location of mixing tube inner ring, make
Passage on the mixing tube inner ring and mixing tube outer ring is overlapped or staggered, and realizes the regulatory function of circulation area, that is, realize
The function of EGR valve.
3. the big EGR rate introducing device for integrating pump, valve, blender according to claim 2, it is characterised in that:Institute
State mixing tube outer ring to be fixedly mounted in inlet manifold, the mixing tube inner ring is driven forward by motor and rotated;It is described electronic
The output shaft of machine is connected with one end of supercharging sharf, and the other end for being pressurized sharf passes through with the support on mixing tube inner ring
Unilateral bearing is connected.
4. the big EGR rate introducing device for integrating pump, valve, blender according to Claims 2 or 3, it is characterised in that:
The passage of the mixing tube outer ring is to be spaced the multiple rows of circular hole and mixing tube outer ring being uniformly arranged in the peripheral surface of mixing tube outer ring
Multiple circular holes of the symmetric arrays of end;The passage of the mixing tube inner ring is engaged with circular hole position on mixing tube outer ring
Elongated hole.
5. the big EGR rate introducing device for integrating pump, valve, blender according to claim 4, it is characterised in that:Institute
The circulation area adjustable range for stating circulation area adjusting means is, the circular hole on the mixing tube outer ring all with mixing tube inner ring
Elongated hole overlap, i.e., equivalent to EGR valve standard-sized sheet, to the circular hole on the mixing tube outer ring all with the elongated hole mistake of mixing tube inner ring
Open, i.e., closed equivalent to EGR valve.
6. the big EGR rate introducing device for integrating pump, valve, blender according to claim 3, it is characterised in that:Institute
State and angle position sensor is provided with mixing tube inner ring;Waste gas stream gauge is provided with the EGR pipe passage;The air inlet is total
Pipe exit is provided with oxygen concentration sensor.
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CN201611137212.XA CN106884745B (en) | 2016-12-12 | 2016-12-12 | A kind of big EGR rate introducing device integrating pump, valve, mixer |
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CN201611137212.XA CN106884745B (en) | 2016-12-12 | 2016-12-12 | A kind of big EGR rate introducing device integrating pump, valve, mixer |
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CN106884745B CN106884745B (en) | 2019-06-07 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108104986A (en) * | 2017-12-27 | 2018-06-01 | 潍柴动力股份有限公司 | Engine and its mixed admission device |
CN109707541A (en) * | 2018-12-29 | 2019-05-03 | 潍柴动力股份有限公司 | A kind of gas mixer |
CN109798205A (en) * | 2019-04-11 | 2019-05-24 | 潍柴动力股份有限公司 | EGR mixer and engine with it |
CN110140464A (en) * | 2019-06-11 | 2019-08-20 | 陆炯 | A kind of soil improvement repair system and restorative procedure |
WO2020199285A1 (en) * | 2019-04-04 | 2020-10-08 | 潍柴动力股份有限公司 | Egr mixer |
CN114645806A (en) * | 2022-01-26 | 2022-06-21 | 温州市温纳汽车配件有限公司 | Exhaust gas recirculation valve |
CN115059562A (en) * | 2022-05-25 | 2022-09-16 | 中国第一汽车股份有限公司 | EGR mixer, EGR system and control method thereof |
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CN201661386U (en) * | 2010-03-30 | 2010-12-01 | 无锡隆盛科技有限公司 | Electric EGR valve of deflection motor |
JP2011202574A (en) * | 2010-03-25 | 2011-10-13 | Ihi Corp | Egr device for engine with supercharger |
JP2011236888A (en) * | 2010-04-16 | 2011-11-24 | Denso Corp | Low pressure egr valve unit |
KR20150100346A (en) * | 2014-02-25 | 2015-09-02 | 한온시스템 주식회사 | EGR booster for exhaust gas recirculation system |
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GB2103100A (en) * | 1981-03-31 | 1983-02-16 | Werner & Pfleiderer | Mixer |
CN101676532A (en) * | 2008-09-16 | 2010-03-24 | 金健 | Electric air inlet boosting device |
JP2011202574A (en) * | 2010-03-25 | 2011-10-13 | Ihi Corp | Egr device for engine with supercharger |
CN201661386U (en) * | 2010-03-30 | 2010-12-01 | 无锡隆盛科技有限公司 | Electric EGR valve of deflection motor |
JP2011236888A (en) * | 2010-04-16 | 2011-11-24 | Denso Corp | Low pressure egr valve unit |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108104986A (en) * | 2017-12-27 | 2018-06-01 | 潍柴动力股份有限公司 | Engine and its mixed admission device |
CN108104986B (en) * | 2017-12-27 | 2023-12-15 | 潍柴动力股份有限公司 | Engine and mixed air inlet device thereof |
CN109707541A (en) * | 2018-12-29 | 2019-05-03 | 潍柴动力股份有限公司 | A kind of gas mixer |
WO2020199285A1 (en) * | 2019-04-04 | 2020-10-08 | 潍柴动力股份有限公司 | Egr mixer |
CN109798205A (en) * | 2019-04-11 | 2019-05-24 | 潍柴动力股份有限公司 | EGR mixer and engine with it |
CN109798205B (en) * | 2019-04-11 | 2024-01-12 | 潍柴动力股份有限公司 | EGR (exhaust gas recirculation) mixer and engine with same |
CN110140464A (en) * | 2019-06-11 | 2019-08-20 | 陆炯 | A kind of soil improvement repair system and restorative procedure |
CN110140464B (en) * | 2019-06-11 | 2021-12-10 | 云阳芸山农业开发有限公司 | Soil improvement and restoration system and method |
CN114645806A (en) * | 2022-01-26 | 2022-06-21 | 温州市温纳汽车配件有限公司 | Exhaust gas recirculation valve |
CN115059562A (en) * | 2022-05-25 | 2022-09-16 | 中国第一汽车股份有限公司 | EGR mixer, EGR system and control method thereof |
CN115059562B (en) * | 2022-05-25 | 2024-04-12 | 中国第一汽车股份有限公司 | EGR (exhaust gas recirculation) mixer, EGR system and control method of EGR system |
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