CN106285868B - A kind of motor exhaust based on ultrasonic generator utilizes device - Google Patents
A kind of motor exhaust based on ultrasonic generator utilizes device Download PDFInfo
- Publication number
- CN106285868B CN106285868B CN201610742123.1A CN201610742123A CN106285868B CN 106285868 B CN106285868 B CN 106285868B CN 201610742123 A CN201610742123 A CN 201610742123A CN 106285868 B CN106285868 B CN 106285868B
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- Prior art keywords
- pipeline
- ultrasonic
- ultrasonic generator
- gas inlet
- ultrasonic wave
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy
- F01N5/04—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using kinetic energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M27/00—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
- F02M27/08—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by sonic or ultrasonic waves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The invention discloses a kind of motor exhausts based on ultrasonic generator to utilize device.When due to engine discharging tail gas, the flow velocity of tail gas reaches as high as 180-200m/s, ultrasonic wave can be generated by being combined with ultrasonic generator using the flow velocity of tail gas, then ultrasonic wave is passed to by air inlet in engine combustion room by the metallic conduit of coating, increase disturbance, promotes the atomization of fuel oil.This programme hits the reed in ultrasonic generator using tail gas flow velocity, reed is set to generate the high-frequency vibration more than 20000Hz, to generate ultrasonic wave, utilize the very strong characteristic of interface albedo for two kinds of materials that ultrasonic wave differs greatly in acoustic impedance, it is propagated in the reflection for carrying out ultrasonic wave using the metallic conduit with specific coatings, finally ultrasonic wave is passed in combustion chamber, promotes fuel-oil atmozation and fully burning.The present apparatus is simple in structure, does not influence the use of turbogenerator and after-treatment device, and have certain economic benefit.
Description
Technical field
The present invention relates to a kind of motor exhausts based on ultrasonic generator to utilize device, more particularly to inside pipeline
The design of structure and the use of coated inside；The combination of spherical cavity and gradual shrinkage structural pipeline；It is generated using tail gas flow velocity
Ultrasonic wave promotes the process of fuel-oil atmozation.
Background technology
Today's society engine application is extensive, and the efficiency for improving engine and the discharge for reducing harmful substance have been compeled in eyebrow
Eyelash can reach energy-efficient purpose using motor exhaust, and fuel-oil atmozation and fully burning is promoted to can reach the mesh for reducing discharge
's.Only calculated with engine used in automobile, with global 1,000,000,000 automobiles, each automobile engine average efficiency be 30% and
Annual oil consumption 1.8t is calculated, and engine efficiency often improves 1%, can 60,000,000 tons of saving fuel oil.
Nowadays engine application is extensive, and global engine ownership is more than 1,000,000,000, though greatly developing new energy
Source, but traditional energy is still the main energy sources of current social, so energy-saving and emission-reduction are still very urgent.And engine is arranged
High-speed jet is will produce when putting tail gas.Currently, being directed to tail gas, the exhaust aftertreatment technology and turbine of our main developments increase
Depressor, so it is recognized herein that, ultrasonic wave is generated using tail gas high-speed jet, tail gas high-speed jet is not only utilized and generates ultrasound
Wave, and promote the atomization of fuel oil and fully burning in engine using ultrasonic wave, it improves the efficiency of engine and reduces and pollute
The discharge of object.
Currently, for motor exhaust, most is exhaust aftertreatment technology and turbocharger, is post-processed for handling
Tail gas reaches discharge standard, and tail gas is passed through air inlet to reduce the oxygen content of combustion chamber again, and turbocharger is used
In to engine inlet air.And pay attention to generate ultrasonic wave using tail gas high-speed jet herein, and then will by special pipeline
Ultrasonic wave is passed to combustion chamber, promotes diesel oil atomization and fully burning, engine efficiency is improved, at present substantially without such application.
Invention content
In response to the deficiencies in the existing technology, the present invention provides a kind of motor exhausts based on ultrasonic generator
Using device, the high-speed jet generated when using engine discharging tail gas hits ultrasonic generator and generates ultrasonic wave, and leads to
Piping realizes that the reflection of ultrasonic wave is propagated, and ultrasonic wave is passed to combustion chamber by air inlet, the atomization to fuel oil is realized, promotes
Fully burning reduces discharge.The present apparatus is simple in structure, and does not influence to make using exhaust aftertreatment technology and turbocharger
With, and achieve the effect that energy-saving and emission-reduction.
The present invention for nowadays engine using more, and the present situation that tail gas does not make full use of, it is proposed that one kind is based on
The motor exhaust of ultrasonic generator utilizes device.
The present invention achieves the above technical objects by the following technical means.
A kind of motor exhaust based on ultrasonic generator utilizes device, including gas inlet pipeline, ultrasonic wave to send out
Generating apparatus, spherical cavity and ultrasonic propagation pipeline；The ultrasonic propagation pipeline is the low U-tube of higher end；It is low
One end be ultrasonic wave outlet；
The gas inlet pipeline and the high one end vertical connection of ultrasonic propagation pipeline, form junction, in junction
It is embedded with spherical cavity, and spherical cavity is bonded with junction inner wall, the spherical cavity both ends are provided with aperture and aperture is located at
On the center line of gas inlet pipeline；It is opened on the junction contacted with the aperture far from gas inlet pipeline side on spherical cavity
There is corresponding aperture；
It is small that the ultrasonic generator is placed in the aperture of separate gas inlet pipeline side and junction on spherical cavity
In hole, and junction is passed through, by being welded and fixed；
The gas inlet pipeline is used with ultrasonic propagation pipeline and is welded to connect.
Reed is equipped with inside the ultrasonic generator as oscillator, using screw and ultrasonic generator outer wall
Connection；
The ultrasonic generator outer wall uses pipeline configuration, for tail gas to be discharged from device；
Gas vent is provided on the ultrasonic generator, gas vent is placed in spherical cavity, is located remotely from tail gas and is entered
Between the spherical cavity and reed of mouth pipeline side.
Pipe diameter at the gas inlet entrance is more than the diameter of outlet of engine, in gas inlet pipeline
Portion be gradual shrinkage pipeline configuration, 0.8-1.2 times of the diameter of outlet of a diameter of engine of gradual shrinkage pipeline exit.On the one hand
Reduce exhaust resistance by increasing nozzle diameter；On the other hand, it guides tail gas to enter ultrasonic wave by gradual shrinkage pipeline to fill
It sets.
Spherical cavity cavity inner wall corresponding with the part of gas inlet tube contacts is coated with and stainless steel material sound
The larger silica dioxide coating of resistance difference, the silica dioxide coating and cavity material can be resistant to the high temperature of tail gas；
The spherical cavity inner wall section silica dioxide coating is for guiding ultrasonic wave to enter ultrasonic propagation track.
The ultrasonic propagation inner wall of the pipe is coated with silica dioxide coating, and ultrasonic wave is made to carry out reflection propagation in pipeline,
It is passed to combustion chamber finally by air inlet.Promote fuel-oil atmozation and fully burning.
The present invention separates gas inlet pipeline and enhancing ultrasonic intensity using spherical cavity structure；On the one hand, Neng Gouzeng
The ultrasonic wave that intense ultrasonic wave generating means generates；On the other hand, it can stop that tail gas enters ultrasonic propagation pipeline；And in ball
Shape inside cavity point is coated with the coating to differ greatly with cavity material acoustic impedance, and ultrasonic wave can be made to be passed to ultrasonic propagation pipe
Road.
When design, present apparatus gas inlet pipeline is connected using flange with engine exhaust port, and ultrasonic propagation pipeline goes out
Mouth is using multiple-way valve and engine intake threaded engagement.When engine discharging tail gas, tail gas flow velocity reaches as high as 180-
200m/s, tail gas lead into ultrasonic generator by present apparatus gas inlet pipeline first, then pass through tail gas high speed
Reed in jet impulse ultrasonic generator generates high-frequency vibration, to generate ultrasonic wave；The ultrasonic wave of generation is in spherical cavity
Enhancing in vivo, and ultrasonic propagation pipeline is spread into since the coating in cavity can make ultrasonic wave pass through reflection, and it is spherical
Cavity can stop that tail gas enters ultrasonic propagation pipeline；Finally, ultrasonic wave is passed through by air inlet by ultrasonic propagation pipeline
It travels into combustion chamber, promotes fuel-oil atmozation and fully burning.Device inner exhaust gas is discharged by ultrasonic generator.
The beneficial effects of the invention are as follows：
(1) system structure of the present invention is simple, and does not influence motor exhaust post-processing technology and turbocharger
It uses；
(2) it utilizes the high-speed jet of engine discharging tail gas to generate ultrasonic wave, fully recycles motor exhaust and generate
Kinetic energy, reach energy-efficient purpose；
(3) gradual shrinkage pipeline configuration is used, can not only guide tail gas to enter resonant cavity, but also tail gas stream can be improved
Speed, and rationally pipe diameter can reduce pipe'resistance coefficient at inlet porting；
(4) ultrasonic generator that uses of the present invention uses tubular structure, tail gas that can be in tapping equipment, reduces device
Inner exhaust gas exhaust resistance；
(5) pipeline of the present invention for propagating ultrasonic wave carries silica dioxide coating, can promote ultrasonic wave
Reflection is propagated, and energy loss is reduced；
(6) present invention carries out fuel-oil atmozation using ultrasonic wave, and fuel oil is promoted fully to burn, and improves engine efficiency and reduction
Discharge of poisonous waste.
Description of the drawings
Fig. 1 is the connection diagram of inventive engine waste gas utilization device and engine；
Fig. 2 is that motor exhaust utilizes apparatus structure schematic diagram；
Fig. 3 is ultrasonic generator structural schematic diagram.
The reference numerals are as follows：
1- engines；2- waste gas utilization devices；3- air inlets；4- exhaust outlets, 5- gas inlet pipelines；6- spherical cavities；
7- ultrasonic generators；8- ultrasonic propagation pipelines；9- silica dioxide coatings；10- ultrasonic waves export, and 11- ultrasonic waves occur
Device exhaust entrance；12- reeds；13- screws；14- gas vents.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further illustrated, but protection scope of the present invention is simultaneously
It is without being limited thereto.
A kind of motor exhaust based on ultrasonic generator of the present invention utilizes device and engine connection diagram such as
Shown in attached drawing 1, device portal connects with engine exhaust port, and device outlet connects with engine intake.In Fig. 1, I-ultrasound
Wave route of transmission；II-tail gas route of transmission.
As shown in Fig. 2, waste gas utilization apparatus structure of the invention includes：Gas inlet pipeline 5, spherical cavity 6, ultrasound
Wave generating device 7 and ultrasonic propagation pipeline 8.
The ultrasonic propagation pipeline 8 is the low U-tube of higher end；Low one end exports for ultrasonic wave；
The gas inlet pipeline 5 and the high one end vertical connection of ultrasonic propagation pipeline 8, are embedded in pipeline junction
Spherical cavity 6, and spherical cavity 6 is bonded with inner wall of the pipe, 6 both ends of the spherical cavity are provided with aperture and aperture enters positioned at tail gas
On the center line of mouth pipeline 5；It is provided with corresponding aperture on the Outer Tube contacted with 6 small hole at bottom part of spherical cavity；
The ultrasonic generator 7 is placed in spherical cavity small hole at bottom part and Outer Tube aperture, and passes through Outer Tube, is led to
It crosses and is welded and fixed；
The gas inlet pipeline 5 is used with ultrasonic propagation pipeline 8 and is welded to connect.
It is equipped with reed 12 inside the ultrasonic generator 7 and is used as oscillator, is filled with ultrasonic wave using screw 13
Set the connection of 7 outer walls；
7 outer wall of ultrasonic generator uses pipeline configuration, for tail gas to be discharged from device；
7 lower end of ultrasonic generator is provided with gas vent 14, the tail gas for being discharged into spherical cavity,
Gas vent 14 is placed in inside spherical cavity 6 when installation.
The pipe diameter of 5 inlet of gas inlet pipeline is more than 4 diameter of exhaust outlet of engine 1, gas inlet pipe
5 inside of road is gradual shrinkage pipeline configuration, and gradual shrinkage pipeline exit diameter is equal to the 0.8-1.2 of 4 diameter of exhaust outlet of engine
Times.
The corresponding cavity inner wall in part that the spherical cavity 6 is contacted with gas inlet pipeline 5 is coated with silica dioxide coating.
8 inner wall of ultrasonic propagation pipeline is coated with silica dioxide coating.
When engine discharging tail gas, tail gas leads into ultrasonic wave by present apparatus gas inlet pipeline 5 first
Device 7 generates high-frequency vibration then by reed 12 in tail gas high-speed jet impact ultrasonic generator, super to generate
Sound wave；The enhancing in spherical cavity 6 of the ultrasonic wave of generation, and propagated into since the coating in cavity can make ultrasonic wave pass through reflection
Enter ultrasonic propagation pipeline 8, and spherical cavity 6 can stop that tail gas enters ultrasonic propagation pipeline 8；Finally, pass through ultrasound
Wave propagates pipeline 8 and travels into ultrasonic wave in combustion chamber by air inlet, promotes fuel-oil atmozation and fully burning.In device
Tail gas is discharged by ultrasonic generator 7.
As shown in Fig. 3, ultrasonic generator 7 is built-in with by the fixed reed 12 of screw, and 12 center line of reed is pico-
Deviate inlet duct center line.When tail gas high-speed jet is by ultrasonic generator 7, internal reed 12 is hit, reed is made
12 generate high-frequency vibration, to generate ultrasonic wave.
The embodiment is the preferred embodiments of the present invention, but present invention is not limited to the embodiments described above, not
Away from the present invention substantive content in the case of, those skilled in the art can make it is any it is conspicuously improved, replace
Or modification all belongs to the scope of protection of the present invention.
Claims (6)
1. a kind of motor exhaust based on ultrasonic generator utilizes device, which is characterized in that including gas inlet pipeline
(5), ultrasonic generator (7), spherical cavity (6) and ultrasonic propagation pipeline (8)；The ultrasonic propagation pipeline (8)
For the low U-tube of higher end；Low one end exports for ultrasonic wave；
The gas inlet pipeline (5) and the high one end vertical connection of ultrasonic propagation pipeline (8), form junction, are connecting
Place is embedded with spherical cavity (6), and spherical cavity (6) is bonded with junction inner wall, and spherical cavity (6) both ends are provided with aperture
And aperture is located on the center line of gas inlet pipeline (5)；With separate gas inlet pipeline (5) side on spherical cavity (6)
It is provided with corresponding aperture on the junction of aperture contact；
The ultrasonic generator (7) is placed in aperture and junction on spherical cavity far from gas inlet pipeline (5) side
In aperture, and junction is passed through, by being welded and fixed；
The gas inlet pipeline (5) uses with ultrasonic propagation pipeline (8) and is welded to connect；
Ultrasonic wave exports air inlet (3) threaded engagement that (10) use multiple-way valve and engine.
2. a kind of motor exhaust based on ultrasonic generator according to claim 1 utilizes device, feature to exist
In,
It is equipped with reed (12) inside the ultrasonic generator (7) and is used as oscillator, is occurred using screw (13) and ultrasonic wave
Device (7) outer wall connects；
Described ultrasonic generator (7) outer wall uses pipeline configuration；
Gas vent (14) is provided on the ultrasonic generator (7), gas vent (14) is placed in spherical cavity (6), is located at
Between spherical cavity and reed (12) far from gas inlet pipeline (5) side.
3. a kind of motor exhaust based on ultrasonic generator according to claim 1 utilizes device, feature to exist
In,
The pipe diameter of gas inlet pipeline (5) inlet is more than exhaust outlet (4) diameter of engine (1), gas inlet
It is gradual shrinkage pipeline configuration, the 0.8- of exhaust outlet (4) diameter of a diameter of engine of gradual shrinkage pipeline exit inside pipeline (5)
1.2 again.
4. a kind of motor exhaust based on ultrasonic generator according to claim 1 utilizes device, feature to exist
In the corresponding cavity inner wall in part that the spherical cavity (6) contacts with gas inlet pipeline (5) is coated with silica dioxide coating.
5. a kind of motor exhaust based on ultrasonic generator according to claim 1 utilizes device, feature to exist
In ultrasonic propagation pipeline (8) inner wall is coated with silica dioxide coating.
6. a kind of motor exhaust based on ultrasonic generator according to claim 1 utilizes device, feature to exist
In gas inlet pipeline (5) is connected using flange with the exhaust outlet (4) of engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742123.1A CN106285868B (en) | 2016-08-26 | 2016-08-26 | A kind of motor exhaust based on ultrasonic generator utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742123.1A CN106285868B (en) | 2016-08-26 | 2016-08-26 | A kind of motor exhaust based on ultrasonic generator utilizes device |
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| CN106285868A CN106285868A (en) | 2017-01-04 |
| CN106285868B true CN106285868B (en) | 2018-11-09 |
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Families Citing this family (1)
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| CN110685785B (en) * | 2019-10-22 | 2021-08-20 | 燕山大学 | Ultrasonic composite secondary air injection system and control method thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3952776A (en) * | 1970-03-06 | 1976-04-27 | Dresser Industries, Inc. | Fluid flow device |
| JPS57102545A (en) * | 1980-12-18 | 1982-06-25 | Mazda Motor Corp | Suction device for engine |
| SU1749528A1 (en) * | 1990-01-08 | 1992-07-23 | Харьковский Автомобильно-Дорожный Институт Им.Комсомола Украины | Internal combustion engine feed system |
| CN2125718U (en) * | 1992-06-27 | 1992-12-23 | 梁光启 | Gasoline atomizer |
| KR100475807B1 (en) * | 2001-11-28 | 2005-03-10 | 현대자동차주식회사 | Gasoline engine |
| CN2839591Y (en) * | 2005-03-30 | 2006-11-22 | 么烈 | Automotive electric injection engine ultrasonic gasoline atomising device |
| CN101787943B (en) * | 2010-02-28 | 2014-08-20 | 冯耀宏 | Highly-efficient energy-saving environmental-friendly combustion engine |
| CN104879193B (en) * | 2015-04-08 | 2016-03-23 | 中南林业科技大学 | A kind of tail gas cleaner for motor-driven vehicle |
| CN104989500B (en) * | 2015-07-15 | 2019-04-30 | 伊飚科技(深圳)有限公司 | A kind of purifying vehicle exhaust processing system and its processing method based on ultrasonic wave control |
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