CN103429866B - For improving the system and method for fuel efficiency - Google Patents
For improving the system and method for fuel efficiency Download PDFInfo
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- CN103429866B CN103429866B CN201180064376.3A CN201180064376A CN103429866B CN 103429866 B CN103429866 B CN 103429866B CN 201180064376 A CN201180064376 A CN 201180064376A CN 103429866 B CN103429866 B CN 103429866B
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- Prior art keywords
- housing
- winding body
- equipment
- baffle
- internal combustion
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Classifications
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0217—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of hollow cylindrical bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
- F02B27/04—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues in exhaust systems only, e.g. for sucking-off combustion gases
- F02B27/06—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues in exhaust systems only, e.g. for sucking-off combustion gases the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
-
- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/14—Exhaust treating devices having provisions not otherwise provided for for modifying or adapting flow area or back-pressure
-
- 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
- F01N2290/00—Movable parts or members in exhaust systems for other than for control purposes
- F01N2290/08—Movable parts or members in exhaust systems for other than for control purposes with oscillating or vibrating movement
- F01N2290/10—Movable parts or members in exhaust systems for other than for control purposes with oscillating or vibrating movement actuated by pressure of exhaust gases, e.g. exhaust pulses
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- 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
It is used for the device and method of improvement fuel efficiency in the displosure.According to the aspect illustrated in this, there is provided a kind of equipment for the fuel efficiency for being used to improve internal combustion engine.The equipment may include housing, the housing for attachment of internal combustion engine exhaust pipe and with extending through the path of the housing.The equipment may also include winding body, which is arranged in the distal portion office of housing and is configured to allow for the fluid from delivery pipe along housing fluid to flow by the winding body.In addition, the equipment may include baffle, downstream of the baffle plate setting in path, in winding body, to produce enough back pressures along exhaust pipe, to improve the piston stroke efficiency in combustion system, so as to cause the increase of the fuel efficiency of internal combustion engine.
Description
Related application
The U.S. Provisional Application No.61/420 submitted this application claims on December 6th, 2010,071 priority and rights,
This application is fully incorporated with references manner herein.
Technical field
The present invention relates to the system and method for improving the fuel efficiency in internal combustion engine.
Background technology
Automobile engine uses the internal combustion engine for being provided with power by gasoline, propane, diesel fuel to convert the fuel into as energy.This
Over a little years, the carbon dioxide from internal combustion engine has caused global warming and very poor air quality.Further, since gradually decrease
Worldwide supply, oil price constantly rise.Due to as many as quantity of internal combustion engine in use now,
Even sizable benefits of environment and economy can be also provided to a little improve of fuel efficiency.
The content of the invention
It is used for the system and method for improvement fuel efficiency in the displosure.According to the aspect illustrated in this, there is provided a kind of
Equipment for the fuel efficiency for improveing internal combustion engine.The equipment may include housing, the housing for attachment of internal combustion engine exhaust
Manage and with the path for extending through the housing.The equipment further includes winding body, which is arranged at the distal portion of housing
Office and the fluid from delivery pipe is configured to allow for along housing fluid to flow by the winding body.In addition, the equipment can
Including baffle, downstream of the baffle plate setting in path, in winding body, to produce enough back pressures along exhaust pipe, to carry
Piston stroke efficiency in high combustion system, so as to cause the increase of the fuel efficiency of internal combustion engine.
In other aspects, there is provided a kind of method for the fuel efficiency for being used to improve internal combustion engine.This method is included along stream
The step of dynamic path guides the exhaust gas flow of the exhaust pipe from combustion system.Then, baffle arrangement can arranged
In the flow path of deflation body, and it is permissible backwards along the enough back pressures of flow path and exhaust pipe generation, with raising
Piston stroke efficiency in combustion system, so as to cause the increase of the fuel efficiency of internal combustion engine.
Brief description of the drawings
Presently disclosed embodiments are explained further with reference to the accompanying drawings, wherein, throughout some width views, similar structure
Indicated with similar reference numeral.Shown attached drawing is not required to proportional drafting, but it is current public that emphasis is focused primarily on explanation
The principle for the embodiment opened.
Fig. 1 a-1b show the embodiment of the equipment for being used for improvement fuel consumption of the disclosure.
Fig. 2 a-2b show the implementation of the winding body of the equipment for being used for improvement fuel consumption in the running disclosure
Mode.
Fig. 3-4 shows that the equipment for being used for improvement fuel consumption in the disclosure includes baffle（barrier）When for
Flow out the influence of the flowing of the equipment.
Fig. 5 shows the embodiment of the equipment for being used for improvement fuel consumption of the disclosure.
Although above-mentioned attached drawing shows presently disclosed embodiments, as noted in the discussion as, can also set
Think other embodiment.The disclosure is unrestricted as representative to show illustrated embodiment.One of ordinary skill in the art can
Dream up a variety of other remodeling and embodiment in the scope and spirit of the principle in presently disclosed embodiments.
Embodiment
According to the aspect illustrated in this, there is provided a kind of exhaust outlet to be secured to internal combustion engine is to improve the internal combustion engine
The equipment of fuel efficiency.The equipment may connect to the exhaust outlet of internal combustion engine, produces and ties up in exhaust system to be particularly useful to
Back pressure is held, which is enough the operating efficiency for improving internal combustion engine and improves its fuel efficiency.
With reference to figure 1a-1b, in one embodiment, equipment 100 of the invention, which includes having, extends through road therein
The housing 102 in footpath 104.As indicated, housing 102 may be configured to be attached to exhaust outlet 116.For this reason, housing 102 can have any shape
Shape or size, as long as it may be attached to exhaust outlet 116.In embodiment as shown in fig. 1A, housing 102 it is transversal
Face is close to the cross section for the exhaust outlet 116 for being attached to housing 102 so that housing 102 can form slip with exhaust outlet 116 and match somebody with somebody
Close.In the case of necessary, adapter can be set（Do not go out out）To help housing 102 being attached to exhaust outlet 116.In one kind
In embodiment, housing 102 can be made of the material of any heat that can bear to produce from exhaust outlet 116 and pressure, these
Material includes but not limited to aluminium, steel, stainless steel, alumetized steel and combinations thereof.
With reference to figure 1b, in one embodiment, perforated screen 124 may be disposed at the distal end 120 of housing 102.This is more
Orifice plate sieve 124 can be metal, such as perforated metal net or woven wire.Alternatively, the perforated screen 124 can by
Punched on material for building the housing to form.Certainly, any material can be used, as long as the screen 124 can be born by arranging
Release temperature and pressure caused by body 110.
The equipment 100 further includes winding body 106, the winding body 106 be arranged at the distal part 108 of housing 102 and
It is configured to allow for coming from internal combustion engine（It is not shown）Exhaust outlet 116 and flow through the winding body along the exhaust fluid 110 in path 104
106.In one embodiment, which can complementally be arranged in the distal part 108 of housing 102.Term is " mutually
Mend ground arrangement " refer to that there is the placement of the winding body 106 of the cross section roughly the same with the cross section of housing 102.In one kind
In embodiment, winding body 106 can set cross-sectional circumference to grow, which can be in the cross section of housing 102
At least 70%, at least 80%, at least 90% or at least the 95% of girth.In one embodiment, the size of winding body can be determined
Into so that filling through at least 70%, at least 80%, at least 90% or at least the 95% of the path 104 of housing 102.As non-limiting
The example of property, housing 102 can be columnar with winding body 106, i.e., all have annular cross section, and winding body 106
Excircle can be housing 102 inner periphery at least 70%, at least 80%, at least 90% or at least 95%, i.e. winding body 106
Outside diameter be housing 102 internal diameter at least 70%, at least 80%, at least 90% or at least 95%.
In one embodiment, winding body 106 may include a series of one or more by being wound around central axis
Material and the overlapping layer 201-205 formed, as illustrated in figures 2 a-2b.Although the winding body 106 as shown in Fig. 2 a-2b includes five
A layer of 201-205, it is understood that, the number of plies can be more than five or less than five as needed.In one embodiment, wind
Body 106 can be provided with interval to allow fluid to flow through wherein between layer 201-205.In case of need, layer can be changed
Interval between 201-205 is to control the volume for the fluid for flowing through winding body 106 and speed.
In one embodiment, winding body 106 can be made of one or more metals, or by it is any can bear from
The other materials of heat and pressure caused by exhaust fluid 110 from exhaust outlet 116 are made.In one embodiment,
Winding body 106 can be formed by winding two kinds of metal fabrics around central point.For example, can be by woven wire or similar material
It is arranged between the layer 201-205 formed by metal fabric.The presence of woven wire can help ensure that the layer in winding body 106
There is enough intervals, to allow exhaust fluid to flow through winding body 106 and flow out housing 102 between 201-205.If desired,
Can be by varying the interval between layer 201-205, the material for forming winding body 106, the coating of layer 201-205 or its combination
To adjust the speed of the fluid by the winding body and volume.Formed by winding one or more materials around central axis
The winding body 106, permissible winding body 106 are moved to the second place from first position, in the first position, are centrally located
Layer 201-204 flushed with the height of external circuit 205, as shown in Figure 2 a, in the second place, layer 201-205
It is axially staggered relative to each other, so that 106 generally conical shape shape of winding body, as shown in figure 2b.
As will be described in further detail below, in operation, internal combustion engine sends fluid in wave shape, so as to result in height
Pressure period and low pressure period.When the pressure of exhaust fluid can change with volume because of the circulation of internal combustion engine, the layer of winding body 106
201-205 can be moved relative to each other, so as to change the interval between layer 201-205, so that exhaust fluid flows through the winding body
106 and flow out housing 102.With reference to Fig. 2 a, during high pressure period, winding body 106 can be in first position, i.e. set between two parties
The layer 201-204 put is flushed with external circuit 205.However, during low pressure period, the power in winding body can cause to wind
Body 106 is radially unfolded, and thus slightly increases the interval between the outside diameter and layer 201-205 of winding body 106.Reference Fig. 2 b,
During low pressure period, the layer of winding body 106 can be moved to the second place from first position, i.e. layer 201-205 is relative to each other
The distal end 120 of housing 102 is axially moved away from, so that winding body is in general conical shape, and is reduced between layer 201-205
Interval.
In one embodiment, the mobile minimum for making the winding body 106 in housing 102 can be desirable.For this reason,
In a kind of embodiment, housing 102 may be provided with distal part 108, remainder of the distal part 108 than housing 102
It is visually wide so that the joint between the remainder of distal part 108 and housing 102, which exists, slightly shrinks.This
In embodiment, winding body 106 may be provided with slightly wider than the profile of the remainder of housing 102 but than the distal side of housing 102
The slightly narrow profile of the profile of part 108.In this embodiment, when winding body 106 is retained in the distal part of housing 102
When in 108, winding body 106 still can be moved in the second place from first position, and the layer 201-204 being centrally located is towards housing
102 middle body 122 extends outwardly away from the distal end 120 of housing 102.Of course it will be understood that usable others are used for
The method for realizing purpose detailed above.
In general, Fig. 3 shows the embodiment of the equipment 100 of the disclosure, wherein, winding body 302 is passed through including extension
Wear the generally open passage 304 at the center of winding body 302.Since exhaust fluid 306 can substantially continuous flow through the passage
304, the exhaust fluid 306 for the remainder for flowing through winding body can be higher than by flowing through the flow velocity of the exhaust fluid 306 of the passage 304
Flow velocity.As a result, it is in substantially non-uniform mode that the fluid 308 of outflow housing 310, which can be,.Flowed out in a manner of substantially non-uniform
The fluid of housing 310 can influence the operating efficiency and fuel efficiency of internal combustion engine, this is because may not produce in such systems
Operating efficiency that is raw or maintaining raising internal combustion engine simultaneously improves the predetermined back pressure needed for the fuel efficiency of internal combustion engine.
Therefore, the equipment 100 may also include be arranged in path 104, the baffle 112 in the downstream of winding body 106, with
So that plug flow substantially, i.e. uniform flow are given to the fluid flowed out from housing 102.Baffle 112 can be used for control and balance from
The volume for the fluid that housing 102 flows out, and produced in exhaust system and maintain predetermined back pressure.Term " plug flow " and "
Uniform flow " refers to the identical pattern of flow of the passage length of constant airspeed and all streamlines 400, as shown in Figure 4.Compared to it
Under, term " heterogeneous " refers to the pattern of flow for the streamline for having that speed is different and length is different, such as institute in figure 3
Show.The mode that plug flow substantially can be given to the outlet fluid 114 when exporting fluid 114 and leaving housing 102 sets this
Baffle 112.In contrast, as shown in Figure 4, in the equipment 100 of the disclosure, when baffle 112 is placed on winding body 106
Downstream, align with extending through the generally open passage 126 of winding body 106, and the fluid 114 for flowing out housing 102 can be in big
Cause uniform mode.Especially, this placement of baffle 112 can be upset or be hindered by generally open in winding body 106
The flowing continuous in other aspects of passage 126.As a result, fluid 114 can be substantially the mode of embolism, i.e. substantially uniform side
Formula flows out housing 102.In one embodiment, baffle 112 can be placed on the outside of screen 124.Alternatively, baffle
112 can be placed on the inner side of screen 124 or are combined into a part for screen 124.
In other embodiments, the speeds comparable for by multiple unlimited passages, flowing through these unlimited passages may be present
The speed for flowing through winding body 106 is high.For example, since the outer surface of winding body 106 and the inner wall of housing 102 exist in terms of size
Difference, therefore interval may be present therebetween, or multiple unlimited passages by winding body 106 may be present.In this implementation
In mode, single baffle or multiple baffles 112 can be used for ensuring that fluid flows out housing 102 in a substantially even manner.
In one embodiment, baffle 112 can be by any heat that can bear to produce from exhaust outlet 116 and pressure
Material form, these materials include but not limited to such as metal of aluminium, steel, stainless steel, alumetized steel etc, ceramics, or fabric or
It is combined.In one embodiment, baffle 112 can be made of the solid infiltrative material that do not have.Baffle is impermeable
To hinder the flow velocity by passage 126.In one embodiment, baffle 112 can be by stopping perforated screen 124
A part or some make it have less permeability and form, the part or some of the perforated screen 124
Align with one or more unlimited passages, the part or multiple portions that exhaust fluid 110 can be by the perforated screen 124
Divide and bypass the winding body 106.
Alternatively, baffle 112 can be permeable.In one embodiment, baffle 112 can be by filter material
Material is made, in addition to preventing exhaust fluid from bypassing winding body 106, to be filtered to exhaust fluid.In a kind of embodiment party
In formula, baffle can be permeable, flow through the flow velocity of passage 126 to reduce and not fully stop it.By can
In the case that the baffle 112 of infiltration can fully reduce the flow for flowing through passage 126, substantially uniform flowing can be given, so that
Improve the operating efficiency of internal combustion engine and improve the fuel efficiency of internal combustion engine.
In one embodiment, the size and permeability of baffle 112 are made choice, to ensure fluid with substantially
The mode of embolism flows out housing 102 and ensures predetermined back pressure is produced and be maintained in exhaust system.With oozing for baffle 112
Saturating rate increase, the area of the ratio and baffle of the area of baffle 112 and the area of perforated screen 124 is with passing through winding body 106
The ratio of area of passage equally increase.That is, increase with the permeability of baffle 112, the size for increasing baffle 112
With the flow of balanced fluid outflow housing 102, so as to produce the pre- of the fuel efficiency for being enough to improve internal combustion engine in exhaust system
The demand for determining back pressure also increases.As non-limiting example, baffle 112 is made of solid material and the area of baffle 112 can
For the area of perforated screen 124 about 22% and/or be about the 250% of passage 304.
In another aspect, there is provided a kind of method for the fuel efficiency for being used to improve internal combustion engine.Initially, housing is fixed
In the exhaust outlet of internal combustion engine, filter housings, which limit, extends through path therein.Then, by winding body to allow in path
Fluid flow through the mode of winding body and be positioned over the distal portion office of housing.Hereafter, can by baffle plate setting in the path, be located at
Plug flow substantially, is given the fluid for leaving housing by the downstream of winding body.
Housing 102 can utilize known affixation devices in a variety of fieldss and in many ways either for good and all or can
It is attached to the exhaust system of internal combustion engine with removing.The effect of disclosed method, is not dependent on housing 102 in exhaust system
Configuration, and thus can by housing 102 be installed on exhaust system any part in.In one embodiment, can be by shell
Body 102 is removedly affixed near exhaust outlet 116.
In operation, internal combustion engine sends the gas for producing explosion.For example, as shown in Fig. 1 a, discharge gas 110 is left
Exhaust outlet 116 and the portions of proximal 128 for entering housing 102, so as to finally flow through winding body 106 and baffle 112 to leave housing
102 enter in air.The effect as caused by each explosion of the fuel in internal combustion engine can cause the high pressure wave of gas, the gas
Body flows through exhaust system and flows through housing until being discharged in air.During high pressure period, low pressure period may be present, its with
The rule of explosion is related but variable.Winding body 106 is placed on can be in discharge gas in the distal part 108 of housing 102
Constraint is formed in 110 flow path, variable low pressure period is thus transformed into small constant age.The back pressure passes through winding
Reciprocating motion between first position of the body 106 during high pressure period and the second place during low pressure period is adjusted
Section.However, if exhaust fluid 110 is allowed to bypass the winding body, as described above, and flowing out housing in a non-uniform manner
102, as shown in Figure 3, even the effect not is completely eliminated, it also can dramatically reduce the effect.
Be placed on the distal side of winding body 106 to control outflow housing 102 fluid 114 free-flowing baffle
112 can give plug flow approximately axially the fluid 114 of outflow housing 102, as shown in Figure 4, therefore ensure that the row of maintaining
Required back pressure in place system.In addition, in one embodiment, baffle 112 can help to be formed and maintained in exhaust system
Firmly it is enough the back pressure of stroke efficiency for improveing combustion system piston, so as to improve the fuel efficiency of combustion system.As a result, in internal combustion
Enough back pressures are produced in system, so that exhaust system is operationally efficient, thus reduce fuel consumption.Especially
Ground, can help to be maintained enough back pressures in exhaust system, with improvement in the baffle 112 that the distal side of winding body 106 is placed
The efficiency of the stroke cycle of one or more pistons of exhaust system.
It can be desirable to be maintained enough back pressures in housing 102 and in exhaust system.As described above, can be by varying
The design parameter of winding body 106 and/or baffle 112 carrys out the back pressure in adjustment housings 102.Alternatively, or additionally, this is porous
Screen 124 can be made what is more or less limited as required.In other embodiments, housing 102 may include pressure relieving valve, with by
According to the pressure needed in release housing 102.In some cases, the back pressure in housing and exhaust system can be because of the appearance of exhaust fluid
Product and flow velocity and become quite big, so as to damage the fuel efficiency of internal combustion engine.Pressure relieving valve in housing 102 is operable with by shell
Back pressure in body, which is back to, is sufficient so that the back pressure that the fuel efficiency of internal combustion engine optimizes.
In one embodiment, in the equipment 500 of the disclosure as shown in Figure 5, housing 502 may include in shell
The side opening 504 in side wall 506 in the portions of proximal 508 of body 502, to allow some exhaust fluids 510 to pass through the side opening
504 leave housing 502.In this embodiment, can be set along the wall of housing one or more radial filter device 512a,
512b, to cover the sidewall opening.One or more radial filter device 512a, 512b can be either individually or with twining
The mode combined around body 514 and baffle 516 helps to adjust the back pressure in exhaust system.In one embodiment, one
Or more radial filter device 512a, 512b can also be used to reduce discharge of the particle from exhaust apparatus to air.In high pressure period
Period, one or more radial filter device 512a, 512b may expand, so as to allow extra fluid stream, so that discharge
Back pressure normalization in system.Therefore, in one embodiment, one or more radial filter device 512a, 512b are by having
The material for having selected gas permeability is made, so that one or more radial filter devices can adjust the back of the body in exhaust system
Pressure.In one embodiment, one or more radial filter device 512a, 512b can be by the material systems with following gas permeability
Into the gas permeability is in about 10 to about 20 foot per minutes（cfm）Between, and more preferably in about 12 to about 16 it
Between, as according to as measured by ASTM D737-96：Utilize the frazier as non-limiting example（Frazier）
The standard detecting method of the gas permeability for textile of differential pressure gas permeability apparatus.As non-limiting example, one or
More radial filter devices can be made of material of the gas permeability by about 15cfm.
In one embodiment, the equipment 500 of the disclosure may include two radial filter devices：First radial filter device
512a and the second radial filter device 512b.In one embodiment, the first radial filter device 512a can be by woven wire
In wrap filter cloth and be made.Suitable material for the filter cloth includes but not limited to aromatic polyamide, meta-aromatic gathers
Acid amides, polyamide, polyphenylene sulfide, p-phenylenediamine -1,3,4- oxadiazoles, polytetrafluoroethylene (PTFE) and basalt.For woven wire
Suitable material includes but not limited to aluminium, zinc, copper, iron.First radial filter device 512a can have the shape identical with housing and
The whole length of housing can be longitudinally extended along the wall of housing.Second radial filter device 512b can be by using in first filter
The identical or different fabric of fabric be made, and can have the shape identical or different with the shape of first filter.When
When the sidepiece of two radial filter device 512b can be secured together, a part for inlet gas can be allowed to bypass the second footpath
To filter 512b, a part for inlet gas can be by the wall of the second filter, and finally, a part for inlet gas is worn
Cross the second filter and radially advance to winding body.Second radial filter device 512b can have any shape, it is preferred that landform
Into to ensure discharge stream being uniformly distributed in winding body.In one embodiment, the second radial filter device 512b can pass through
Filtering material is formed into taperer and is formed.
The disclosure is described in the following example, proposes these examples to help to understand the disclosure, and should not be configured to
In any way limit the disclosure such as the scope defined in hereinafter appended claim.It is proposed example below so as to
The complete open and description for how to manufacture and carried out using the disclosure is provided to one of ordinary skill in the art, and not
Be intended to limit inventor and be regarded as the scope of their invention, and be not intended to mean that following experiment be carried out it is all
Or only experiment.Make efforts to ensure used numeral（Such as quantity, temperature etc.）Correctness, but should consider
Some experimental errors and deviation.
Example：
Example 1：Emission and fuel efficiency
The equipment of the disclosure is arranged to 1）By radial filter device that gas permeability is about 15cfm be used to substituting gas permeability be 25 ±
The conventional filters of 5cfm；2）Hole in plug filter device spool；And 3）By baffle disk be placed on filter spool downstream,
Align with through the hole of filter spool.The testing result of this equipment is shown in following table 1：
Table 1：Testing result
As from result it can be seen that as, equipment with baffle or plug is not with having equipment and with through winding body
The equipment in hole of opening compare and cause the increase of fuel efficiency.
Example 2：Emission
According to European basic municipal highway detection protocol and suburbs highway detection protocol, to having and without the disclosure
Three kinds of vehicles of equipment are detected.These vehicles are as follows:A01-- Cherry（Tiggo）53,607km；A02-- Hondas（Fly degree）
22,702km；A03-- Chevrolet（Jing Cheng）137,235km.For each detection-phase in units of gram every kilometer to HC, CO,
And NOxExhaust emissions be collected and analyze.Detection data are shown below：
Table 2：Average exhaust pipe discharge capacity after cold start-up in the case of no equipment
Table 3：With equipment（B01）In the case of average exhaust pipe discharge capacity after cold start-up
As can be seen from table 2 and table 3, the addition of the equipment of the disclosure causes HC, CO and NOxDischarge capacity
Reduction.
Example 3：Fuel economy
Each detection-phase is detected fuel economy in units of rising every 100km.Vehicle is as follows：A01-- Cherry
（Tiggo）53,607km;A02-- Hondas（Fly degree）22,702km;A03-- Chevrolet（Jing Cheng）137,235km.Detection data exist
It is illustrated below：
Table 4：Average fuel consumption in the case of no equipment
Table 5：Average fuel consumption in the case of with equipment
The fuel efficiency data of detection in the case of no equipment（Average 1）With in the case of with equipment
Detection fuel efficiency data（Average 2）Contrast be shown in the following Table 5：
Table 6：The contrast of fuel consumption
Data in table 5 show that the equipment of the disclosure improves the fuel economy of all three vehicles in 0.3
Into 0.7 liter every kilometer of scope, average value is 0.5 liter every kilometer, it corresponds to three kinds of examined in this procedure vehicles
Average fuel economy increment be 7%.
It is therefore this all patents, patent application and open bibliography for quoting all merge with references manner
In this.It will be appreciated that some features and function disclosed above and further feature and function or its alternative can press
According to needing to be incorporated into other different systems or application.It can be then made as by one of ordinary skill in the art a variety of current not pre-
Substitute mode that is seeing or being not expected to, remodeling, change or improvement.
Claims (14)
1. a kind of equipment for being used to increase fuel efficiency, including：
Housing, the housing for attachment of internal combustion engine exhaust pipe and with being extended through along the longitudinal axis of the housing
The path of the housing；
Perforated screen, the perforated screen are arranged at the far-end of the housing；
Winding body, the winding body are arranged in the path in the distal portion office of the housing and are configured to allow for coming from
The longitudinal axis of the fluid of the exhaust pipe along the housing flows through the path and extends axially through the winding to be directed into
Body and the perforated screen is crossed, the winding body has the unlimited passage at the center for extending through the winding body；With
And
Solid baffle, the baffle be arranged in the downstream of the winding body on the perforated screen and be arranged to it is described
The unlimited passage alignment of winding body, the diameter of the baffle is less than the diameter of the winding body, described more to be generated across
Orifice plate sieves and leaves the plug flow of the housing at the same time by by the solid baffle and the fluid that upstream back moves
And enough back pressures are produced along the exhaust pipe, to improve the piston stroke efficiency in combustion system, so as to cause the internal combustion
The increase of the fuel efficiency of machine.
2. equipment as claimed in claim 1, wherein, the winding body has the horizontal stroke substantially similar with the cross section of the housing
Section.
3. equipment as claimed in claim 1, wherein, the winding body is intertwined by multiple metal fabrics around central point
And formed.
4. equipment as claimed in claim 1, wherein, the winding body includes what is wound around the central axis of the winding body
A series of overlapping layers.
5. equipment as claimed in claim 4, wherein, the winding body includes the woven wire being between the overlapping layer,
To allow fluid to flow through the winding body.
6. equipment as claimed in claim 4, wherein, the winding body can be moved to the second place from first position, in institute
State in first position, the overlapping layer is flushed against one another to limit the flowing by the winding body, in the second place
In, the overlapping layer be axially staggeredly to allow the flowing by the winding body.
7. equipment as claimed in claim 1, wherein, the housing have along the portions of proximal of the housing first diameter and
Along the Second bobbin diameter of the distal part of the housing, wherein, the Second bobbin diameter is more than the first diameter to house institute
State winding body and limit the movement of the winding body.
8. equipment as claimed in claim 1, wherein, the perforated screen is arranged at the remote of the baffle in the enclosure interior
Side.
9. equipment as claimed in claim 1, wherein, the housing further includes safety valve, for maintaining foot along the exhaust pipe
Enough back pressures are to improve piston stroke efficiency, so as to cause the increase of the fuel efficiency of the internal combustion engine.
10. equipment as claimed in claim 1, wherein, the housing includes：Side opening, the side opening are in the housing
Proximal region in, for allowing discharge gas to depart radially from the housing；And one or more radial filter devices, institute
State one or more radial filter devices and be arranged in the housing to cover the side opening.
11. equipment as claimed in claim 10, wherein, one or more radial filter device is chosen to and the gear
Plate cooperates, to maintain enough back pressures along the exhaust pipe, to improve the piston stroke efficiency in the combustion system,
So as to cause the increase of the fuel efficiency of the internal combustion engine.
12. a kind of method for improving fuel efficiency, including:
Exhaust gas flow from exhaust pipe is guided to the flow path limited by housing, the housing has in the shell
The distal portion office of body is arranged in the winding body in the flow path, and the far-end of the housing is provided with porous plate
Sieve, the longitudinal axis of the flow path along the housing guide the discharge gas, guide the discharge gas into axial direction
Ground is through the winding body and crosses the perforated screen；
In the flow path of the discharge gas and in the downstream of the winding body winding is passed through in the gas
Solid baffle is set during body on the perforated screen, and the diameter of the baffle is less than the diameter of the winding body；And
Be generated across the perforated screen and leave the plug flow of the housing and at the same time by the gas run into the baffle and
Upstream back move and produce enough back pressures along the flow path and the exhaust pipe, to improve the work in combustion system
Stroke efficiency is filled in, so as to cause the fuel efficiency of the internal combustion engine to increase.
13. method as claimed in claim 12, wherein, the winding body includes winding around the central axis of the winding body
A series of overlapping layers, and, the winding body can be moved to the second place from first position, in the first position,
The overlapping layer flushes against one another, to limit the flowing by the winding body, in the second place, the overlapping layer
It is axially to interlock, to allow the flowing by the winding body.
14. method as claimed in claim 12, wherein, the perforated screen is arranged at the baffle in the enclosure interior
Distal side.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42007110P | 2010-12-06 | 2010-12-06 | |
| US61/420,071 | 2010-12-06 | ||
| US13/312,656 | 2011-12-06 | ||
| US13/312,656 US20120144800A1 (en) | 2010-12-06 | 2011-12-06 | Systems and methods for improving fuel efficiency |
| PCT/US2011/063576 WO2012078660A1 (en) | 2010-12-06 | 2011-12-06 | Systems and methods for improving fuel efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103429866A CN103429866A (en) | 2013-12-04 |
| CN103429866B true CN103429866B (en) | 2018-04-24 |
Family
ID=46197949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180064376.3A Expired - Fee Related CN103429866B (en) | 2010-12-06 | 2011-12-06 | For improving the system and method for fuel efficiency |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20120144800A1 (en) |
| EP (1) | EP2649284A4 (en) |
| CN (1) | CN103429866B (en) |
| AU (1) | AU2011338541A1 (en) |
| BR (1) | BR112013013954A2 (en) |
| CA (1) | CA2820029A1 (en) |
| MX (1) | MX2013006328A (en) |
| WO (1) | WO2012078660A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5185998A (en) * | 1992-04-10 | 1993-02-16 | Kenneth Brew | Catalytic converter accessory apparatus |
| CN101437598A (en) * | 2006-05-03 | 2009-05-20 | 赛伯泰克有限公司 | Device and method for the reduction of emissions |
| CN201574805U (en) * | 2009-06-12 | 2010-09-08 | 奇瑞汽车股份有限公司 | Composite ternary catalyst |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3675398A (en) * | 1970-10-15 | 1972-07-11 | Lawrence P Giarrizzo | Exhaust filter attachment |
| US3827562A (en) * | 1972-03-03 | 1974-08-06 | W Esmond | Filtering device |
| US3969895A (en) * | 1974-06-24 | 1976-07-20 | John Krizman | Power control valve attachment for two cycle motorcycle type engine exhaust systems |
| GB1519343A (en) * | 1974-09-03 | 1978-07-26 | Matsushita Electric Ind Co Ltd | Gas purifying devices |
| US4254752A (en) * | 1979-09-17 | 1981-03-10 | Stewart & Stevenson Services, Inc. | Method of and apparatus for improving operation of a diesel engine at light loads |
| GB2209797B (en) * | 1987-09-17 | 1991-10-09 | T & N Technology Ltd | Internal combustion engine exhaust system |
| US5926954A (en) * | 1997-09-10 | 1999-07-27 | Acoust-A-Fiber Research & Development, Inc. | Method of making a silencer |
| IT1319897B1 (en) * | 2000-02-08 | 2003-11-12 | Luigi Pellegrino | DEVICE FOR THE REDUCTION OF ATMOSPHERIC POLLUTION FROM DISCHARGE GAS |
| US6464744B2 (en) * | 2000-10-03 | 2002-10-15 | Corning Incorporated | Diesel particulate filters |
| JP2005180262A (en) * | 2003-12-18 | 2005-07-07 | Tetsuo Toyoda | Particulate matter reducing device |
| JP2006015181A (en) * | 2004-06-30 | 2006-01-19 | Micro Reactor System:Kk | Novel catalyst-carrying structure and apparatus for removal of diesel particulate |
| US20070199320A1 (en) * | 2006-02-28 | 2007-08-30 | Yager James H | Flexible engine cooling and exhaust gas temperature controls for diesel after-treatment regeneration and engine performance improvement |
| DE602006012846D1 (en) * | 2006-10-17 | 2010-04-22 | Ibiden Co Ltd | exhaust gas purification device |
| KR101417128B1 (en) * | 2008-12-03 | 2014-08-06 | 현대자동차주식회사 | Muffler |
-
2011
- 2011-12-06 CN CN201180064376.3A patent/CN103429866B/en not_active Expired - Fee Related
- 2011-12-06 WO PCT/US2011/063576 patent/WO2012078660A1/en active Application Filing
- 2011-12-06 CA CA2820029A patent/CA2820029A1/en not_active Abandoned
- 2011-12-06 MX MX2013006328A patent/MX2013006328A/en not_active Application Discontinuation
- 2011-12-06 BR BR112013013954A patent/BR112013013954A2/en not_active IP Right Cessation
- 2011-12-06 AU AU2011338541A patent/AU2011338541A1/en not_active Abandoned
- 2011-12-06 EP EP11847309.9A patent/EP2649284A4/en not_active Withdrawn
- 2011-12-06 US US13/312,656 patent/US20120144800A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5185998A (en) * | 1992-04-10 | 1993-02-16 | Kenneth Brew | Catalytic converter accessory apparatus |
| CN101437598A (en) * | 2006-05-03 | 2009-05-20 | 赛伯泰克有限公司 | Device and method for the reduction of emissions |
| CN201574805U (en) * | 2009-06-12 | 2010-09-08 | 奇瑞汽车股份有限公司 | Composite ternary catalyst |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012078660A1 (en) | 2012-06-14 |
| EP2649284A1 (en) | 2013-10-16 |
| MX2013006328A (en) | 2013-12-06 |
| EP2649284A4 (en) | 2014-05-07 |
| CA2820029A1 (en) | 2012-06-14 |
| CN103429866A (en) | 2013-12-04 |
| US20120144800A1 (en) | 2012-06-14 |
| AU2011338541A1 (en) | 2013-06-27 |
| BR112013013954A2 (en) | 2016-09-27 |
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