CN109312692A - Case ventilation module and internal combustion engine with this module - Google Patents
Case ventilation module and internal combustion engine with this module Download PDFInfo
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- CN109312692A CN109312692A CN201780037295.1A CN201780037295A CN109312692A CN 109312692 A CN109312692 A CN 109312692A CN 201780037295 A CN201780037295 A CN 201780037295A CN 109312692 A CN109312692 A CN 109312692A
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- Prior art keywords
- pipe
- air inlet
- valve
- inlet pipe
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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
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/089—Layout of the fuel vapour installation
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- 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
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/0836—Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold
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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
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
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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
- F02D41/003—Adding fuel vapours, e.g. drawn from engine fuel reservoir
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
- Supercharger (AREA)
Abstract
The present invention relates to a plants case ventilation modules, comprising: case ventilation valve (2)；First pipe (3) draws from case ventilation valve (2) and is provided for connecting with air inlet pipe；First check-valve (5) is arranged in first pipe (3)；Second pipe (4) is branched out from the first pipe (3) in the region between case ventilation valve (2) and first check-valve (5)；Second check-valve (6), is arranged in second pipe；Shell (7), has opening (70), and the opening is provided for establishing connection with air inlet pipe；Venturi nozzle (8), with ingress area (80), discharging area (81) and suction areas (82), wherein, second pipe (4) guides to the suction areas (82) of Venturi nozzle (8) since first pipe (3) and continues to draw from the discharging area of Venturi nozzle (81), wherein, the ingress area (80) of the Venturi nozzle (8) is arranged to connect with air inlet pipe, also, first check-valve (5), second check-valve (6) and case ventilation valve (2) are arranged in shell (7).
Description
Technical field
The present invention relates to a plants case ventilation module and the internal combustion engine with this plants case ventilation module.
Background technique
In order to protect environment, the fuel vaporized in fuel tank must not be reached in environment.Lead to herein it is known that providing a plants case
Wind system, wherein the fuel of evaporation is collected in active carbon filter.Since active carbon filter only has certain storage
Capacity, it is therefore necessary to periodically rinse active carbon filter with fresh air.Then, this flushing out air rich in hydrocarbon
It is typically transported to the combustion process in internal combustion engine.This box ventilation system is for example as known to 102013221797 A1 of DE.So
And this structure is relatively complex and expensive.Thus, it is desirable to have a kind of box ventilation system, can be realized safe case ventilation and
Abnormal cost is favorably and compact-sized.
Summary of the invention
The case ventilation module of feature with claim 1 has the advantage that compared with prior art may be implemented
Simple and cost-effective structure.Case ventilation module according to the present invention is very firm and structure very little.Therefore, it is particularly possible to
It is used in vehicle.In addition, according to the present invention it is possible to minimizing the quantity of interface.This is achieved according to the present invention: case ventilation
Module includes case ventilation valve and the first and second check-valves.First check-valve is arranged in first pipe, and first pipe is from case
Ventilation valve draws and is provided for leading to air inlet pipe, and second check-valve is arranged in second pipe, and second pipe is in the first pipe
Road is branched off on the region between case ventilation module and first check-valve from first pipe.In addition, case ventilation module
Including having the shell of opening, which is provided for connecting with the air inlet pipe of internal combustion engine.Case ventilation module further includes literary mound
In nozzle, with ingress area, discharging area and suction areas.Here, second pipe leads to Wen Qiu from first pipe
In nozzle suction areas and continue to draw from the discharging area of Venturi nozzle.The ingress area of Venturi nozzle is set as
For being connect with air inlet pipe.For compact arrangement, case ventilation valve and the first and second check-valves are arranged in case ventilation module
Shell in.It can be further reduced discharge vaporization by module according to the present invention, because all may occur in interface
Leakage part can be introduced directly into air inlet pipe without can enter environment.Furthermore, it is possible to reduce the installation consumption for box ventilation system
Take.
Dependent claims give preferred development of the invention.
For particularly compact structure, preferably Venturi nozzle also is disposed in shell.
It is further preferred that second pipe streamwise is drawn behind the discharging area of Venturi nozzle from shell.Thus, it is possible to
Enough to realize, the discharging area of Venturi nozzle is provided for connecting with the first area of air inlet pipe, wherein the first of air inlet pipe
Flow direction of the region in air inlet pipe is located at before air throttle, especially in supercharging device such as turbocharger or compressor
Before.
It is further preferred that the ingress area of Venturi nozzle is connect with the pipeline beginning of arrangement in the housing.Therefore, medium passes through
Venturi nozzle is sucked out from the inside for the shell connecting with air inlet pipe.Here, shell particularly preferably with the secondth area of air inlet pipe
Domain connection, the second area streamwise are in after supercharging device.It is possible thereby to realize the safe operation of Venturi nozzle.
It is further preferred that flow direction of the second check-valve in second pipe along second pipe be arranged in Venturi nozzle it
Afterwards, that is, after the discharging area of Venturi nozzle.
It is further preferred that second check-valve be arranged in second pipe first pipe and Venturi nozzle suction areas it
Between.
It is further preferred that first pipe is drawn from shell.Thus, it is possible to realize, the ingress area of Venturi nozzle is with simple side
Formula is connect with air inlet pipe.In this case, the ingress area of Venturi nozzle is particularly preferably with one of air inlet pipe along air inlet
Flow direction in pipe is arranged in the region connection after supercharging device.
It is preferred that flow direction of the second check-valve in second pipe in second pipe be arranged in Venturi nozzle it
Afterwards.Alternatively, second check-valve is being arranged between first pipe and the suction areas of Venturi nozzle in second pipe.?
In one scheme, Venturi nozzle operation is especially also prevented from the case where second check-valve is closed.
In order to realize that the response performance as fast as possible of case ventilation module, the discharging area of Venturi nozzle are preferably arranged to
It is connect for a region before supercharging device with air inlet pipe.
In order to reliably detect the leakage in second pipe, it is preferably provided with pressure sensor, the pressure sensor cloth
It sets on second pipe, to detect the possible pressure change that may occur due to the leakage in second pipe region.
The invention further relates to a kind of internal combustion engines, including case ventilation module according to the present invention.
It is preferred that internal combustion engine further includes air inlet pipe and supercharging device, especially turbocharger and/or compressor.It is especially excellent
Choosing, case ventilation module are directly arranged in air inlet pipe.It is possible thereby to realize the structure for especially saving position.Particularly preferably, air inlet
Pipe has opening, and the opening of shell sticks in the opening and shell is fixed in air inlet pipe in the opening.By using
The case ventilation module, it can be ensured that the very compact structure that the case for internal combustion engine is divulged information.
Another preferred configuration according to the present invention, the first pipe of case ventilation module are led on the second area of air inlet pipe,
The second area is located at after supercharging device on the flow direction in air inlet pipe.
According to preferred alternative solution, case ventilation module arranged after supercharging device, particularly after air throttle into
On the pressure span of tracheae.Alternatively, case ventilation module is arranged on the intake region of air inlet pipe before supercharging device.
Another alternative solution regulation, case ventilation module are arranged in air inlet between the supercharging device and air throttle in air inlet pipe
In the intermediate region of pipe.
Above-mentioned three kind optional arrangement options of the case ventilation module in air inlet pipe make case ventilation module can adapt to difference
Case Ventilation Strategies.
It is further preferred that the opening of the shell of case ventilation module is big as the air inlet tube opening in air inlet pipe, shell is arranged in
In the air inlet tube opening.Case ventilation module can be most preferably installed in air inlet pipe as a result,.
It is further preferred that the second pipe of case ventilation module is set as, so that second pipe is led on the first area of air inlet pipe,
Wherein, flow direction of the first area of air inlet pipe in air inlet pipe is in front of supercharging device.
Alternatively, the second pipe of case ventilation module is set as, so that second pipe is led in shell.In addition, this
In the case of, the pipeline beginning connecting with the ingress area of Venturi nozzle is drawn from the second area of air inlet pipe, wherein air inlet pipe
Flow direction of the second area in air inlet pipe be in after supercharging device.
Case ventilation module is preferably connected by the first interface in first pipe with filter device, particularly active carbon filter
It connects.Filter device is connect with case.
It is further preferred that setting control unit, connect, to open and close case ventilation module with case ventilation module.Control is single
Member is arranged for controlling the flushing of filter device according to the operational mode of internal combustion engine.
The invention further relates to a kind of vehicle with internal combustion engine, which has case ventilation module according to the present invention.
Detailed description of the invention
Hereinafter with reference to attached drawing detailed description of the present invention preferred embodiment.It is in attached drawing:
The schematic diagram of Fig. 1 case ventilation module according to first embodiment, in the free end of first pipe, there are negative pressure；
The schematic diagram of the case ventilation module of Fig. 2 Fig. 1, in the free end of first pipe, there are over-voltages；
The schematic diagram of Fig. 3 case ventilation module according to the second embodiment, in the free end of first pipe, there are negative pressure；
The schematic diagram of the case ventilation module of Fig. 4 Fig. 3, in the free end of first pipe, there are over-voltages；
The schematic diagram of Fig. 5 case ventilation module according to the third embodiment, in the free end of first pipe, there are negative pressure；With
The schematic diagram of the case ventilation module of Fig. 6 Fig. 5, in the free end of first pipe, there are over-voltages.
Specific embodiment
The case ventilation module 1 of first preferred embodiment according to the present invention is described in detail hereinafter with reference to Fig. 1 and Fig. 2.
From figure 1 it appears that case ventilation module 1 includes case ventilation valve 2, first check-valve 5 and second check-valve 6.Case
Ventilation valve 2, first check-valve 5 and second check-valve 6 are arranged in herein in shell 7.
Case ventilation valve 2 is connect by first pipe 3 with first check-valve 5.As a result, the free end 30 of first pipe 3 with into
Tracheae 10 connects.
Shell 7 includes opening 70, which is arranged on the same big air inlet tube opening 17 in air inlet pipe.Therefore, shell
The inside of body 7 forms a part of air inlet pipe, wherein by side arrangement in air inlet pipe, flowing in air inlet pipe only by
To the influence of minimum.
Case ventilation module 1 further includes second pipe 4, and as shown in Figure 1, which is in case from first pipe 3
Region branch between inlet valve 2 and first check-valve 5.
Second pipe 4 is guided Venturi nozzle 8 into and is led in air inlet pipe 4.From figure 1 it appears that Venturi nozzle 8 has
There are ingress area 80, discharging area 81 and suction areas 82.
Second pipe 4 is connect with Venturi nozzle 8, so that second pipe 4 is passed through in suction areas 82 and from discharge area
Continue to guide to air inlet pipe 10 in domain 81.In this case, in the section of second pipe 4 streamwise in Venturi nozzle
Second check-valve 6 is disposed with after 8.From figure 1 it appears that second pipe 4 lead to air inlet pipe in supercharging device 15 it
In preceding first area 101.The second area appended drawing reference 102 after supercharging device 15 of air inlet pipe indicates.At this
Supercharging device is turbocharger in embodiment.It there also is provided air throttle 16 in air inlet pipe.
In addition, first pressure sensor 13 is arranged on second pipe 4.It is arranged in the feed-in pipeline 19 of case ventilation valve 2
Second pressure sensor 14.
Case 11 is also schematically shown in fig 1 and 2, wherein being stored with fuel.Case 11 and filter device 12 are for example lived
Property carbon filter connection.Feed-in pipeline 19 then leads to case ventilation valve 2 from filter device 12.
The different operating statuses of internal combustion engine 20 will now be described in Fig. 1 and Fig. 2, and air inlet pipe 10 leads to the internal combustion engine.
In state shown in Fig. 1, there are negative pressure in the second area 102 of air inlet pipe.First check-valve 5 is beaten as a result,
It opens, thus now can be with washing and filtering device 12.For this purpose, the manipulation of case ventilation valve 2 is arrived opening state by control unit 18.By
This can be rinsed filter device 12 with fresh air, so as to from filter device 12 removal such as internal combustion engine not
The hydrocarbon being stored in during work in filter device 12.The negative pressure as present in the second area 102 in air inlet pipe,
As shown in figure 1 shown in arrow A, now generate from case 11 or from filter device 12 via open case ventilation valve 2 into first pipe 3
Flowing.Due to negative pressure, first check-valve 5 is opened, and allows fuel vapour via open check-valves 5 from first pipe 3
Free end 30 escape and reach in air inlet pipe 10.Arrow C expression is flowed through in air inlet pipe.
When the charging stage that state described in Fig. 1 was for example present in the charging stage of internal combustion engine 20 starts and/
Or at the end of the charging stage and/or it is present in the stage that supercharging device 15 is not run.
Fig. 2 now illustrates in the second area 102 of air inlet pipe 10 that there are the states of high pressure.The pressure passes through pressurization dress
The operation (arrow E) for setting 15 generates (referring to fig. 2).If to carry out case ventilation in the operating status, then open case ventilation valve
2.However, due to the high pressure in the second area 102 of air inlet pipe 4, first check-valve 5 is remained turned-off.Due to the second of air inlet pipe
Pressure in region 102 is greater than the pressure in first area 101, therefore generates the flowing for passing through Venturi nozzle 8, in Fig. 2
Shown in arrow D.In this case, it is flowed into Venturi nozzle 8 into the medium in pipeline beginning 40.Thus in venturi
Negative pressure is generated at the suction areas 82 of nozzle 8, so that being inhaled into suction via the fuel vapour that open case ventilation valve 2 flows out
Region 82.
By the pressure difference between the second area 102 and first area 101 of air inlet pipe, second check-valve 6 is also opened, is made
Obtaining steam can be together with a part of the pressure medium in the second area 102 of air inlet pipe via Venturi nozzle 8 and opening
Second check-valve 6 and return to air inlet pipe first area 101.Therefrom, pass through the operation of supercharging device 15, the mixture
It is fed to internal combustion engine 20 (arrow C).
In order to meet highest environmental requirement, two pressure sensors are set, i.e., the first pressure sensing in second pipe 4
Device 13 and from filter device 12 into the feed-in pipeline 19 of tank inlet valve 2 second pressure sensor 14.In this case, to control
Unit 18 processed provides the pressure value of the first and second pressure sensors 13,14, so as to execute the monitoring to pressure value.If
Control unit 18 determine and scheduled pressure value there are deviations, then can simply determine, case ventilation valve 2 remain turned-off and not into
The flushing of row filter device.
In the first embodiment, first pressure sensor 13 is arranged on second pipe 4 for diagnostic purposes, to determine
With the presence or absence of leakage in two pipelines 4, the gas of hydrocarbon-containiproducts can leak into environment from this.
By being configured to module, case ventilation module 1 can be rapidly and easily by flanged joint to air inlet pipe 17.This
Ensure particularly compact structure.In addition, by case ventilation valve 2, the first and second check-valves 5,6 be arranged in inside air inlet pipe
Within the shell 7 of connection, it is ensured that, if there is leakage on these components or in these components and the interface of conduit region,
Then the steam of hydrocarbon-containiproducts is directly entered in pipeline without entering environment.Herein, it is undesirable to which ground is due to damage etc.
And the hydrocarbon flowed out can simply be fed to internal combustion engine 20 and burn there.Since case ventilation module 1 is in side
Face is arranged in air inlet pipe 10, and therefore, the flox condition in air inlet pipe will not be adversely affected.Therefore, case is divulged information mould
Block 2 is integrated into the complexity for making it possible to reduce box ventilation system in air inlet pipe 4.
Fig. 3 and 4 shows case ventilation module 1 according to a second embodiment of the present invention, wherein the identical portion of identical or function
Part is indicated by the same numbers.
From figure 3, it can be seen that in a second embodiment, arrangement of the shell 7 in air inlet pipe 10 is different.Such as Fig. 3
Shown, shell 7 is arranged in air inlet pipe by opening 70, so that the air inlet tube opening 17 of air inlet pipe is arranged in being in for air inlet pipe
In third region 103 between supercharging device 15 and air throttle 16.Flow direction of the first pipe 3 in air inlet pipe is in air throttle
It is led in the second area 102 of air inlet pipe after 16.4 streamwise of second pipe leads to air inlet pipe before supercharging device 15
First area 101 in.Fig. 3 again shows in the second area 102 of air inlet pipe that there are the states of negative pressure.Herein, such as exist
In first embodiment like that, the logical of filter device 12 may be implemented by open case ventilation valve 2 and the first check-valve 5 opened
Wind or flushing, as shown by arrow B.
Fig. 4 shows the state of second embodiment, in this state, exists in the second area 102 of air inlet pipe than the
Streamwise in one pipeline 3 be in first check-valve 5 before the high stress level of pressure.In this case, first
Check-valves 5 is operation (as shown in arrow D in Fig. 4) opening that closing and second check-valve 6 pass through Venturi nozzle.Cause
This, steam of hydrocarbon-containiproducts etc. imports Venturi nozzle 8 by the case ventilation valve 2 opened and the second check-valve 6 of opening
In and be sent therefrom via second pipe 4 to the first area 101 of air inlet pipe.Accordingly it is also possible in the difference of internal combustion engine
Case ventilation is carried out under operating status.
Fig. 5 and Fig. 6 shows case ventilation module 1 according to a third embodiment of the present invention, wherein identical or function is identical
Component is presented with like reference characters again.
From figure 5 it can be seen that in the third embodiment, flow direction of the case ventilation module 1 in air inlet pipe is being pressurized
It is arranged on the first area 101 of air inlet pipe before device 15.Therefore, the opening 70 of shell 7 is passed directly into the first of air inlet pipe
In region 101.As in the previous embodiment, when, there are when negative pressure, passing through opening in the second area 102 in air inlet pipe
Case ventilation valve 2 and open first check-valve 5 and first pipe 3 implement case ventilation.First pipe 3 is passed directly to air inlet pipe
Second area 102 in.If existed in second area 102 by the operation (arrow E) of supercharging device 15 now higher
Pressure, then first check-valve 5 in first pipe 3 is closed.As can be known from Fig. 5 and Fig. 6, second pipe 4 is managed from second
Road beginning 40 starts that the interior zone of shell 7 is drawn and guided to via Venturi nozzle 8 from the second area 102 of air inlet pipe.
Therefore, the medium under pressure is as used the second area 102 shown in arrow D from air inlet pipe via second pipe 4 and text in Fig. 6
Nozzle 8 guides to the free end 41 of second pipe 4 in mound.Thus negative pressure is generated at the suction areas 82 of Venturi nozzle 8 again, is made
The inner space of shell 7 can be flowed into via open tank inlet valve 2 and the second check-valve 6 opened by obtaining carbonaceous gas.Then,
The mixture streamwise can flow into the first area 101 of air inlet pipe before supercharging device 15 therefrom, and pass through
The operation of supercharging device 15 is fed to internal combustion engine 20.
In addition, also only needing a pressure sensor 14 in the third embodiment, it is arranged in the feed-in pipe of case ventilation valve 2
In road.It is examined in such a case, it is possible to execute necessity to leakage possible in box ventilation system using this pressure sensor
It is disconnected.For example, the air-flow from second area 102 will be simple if the operating status in Fig. 6 has damage in second pipe 4
It singly flows out in atmosphere, is escaped from box ventilation system without having carbon containing steam.If existed under the state shown in fig. 5
The damage of first pipe 3, then the negative pressure as present in the second area 102 in air inlet pipe and surrounding air can be made due to second
Leakage in pipeline 3 and be inhaled into, flowed out in atmosphere also without the steam of hydrocarbon-containiproducts.
Therefore, can be seen that from the embodiment being described can propose a kind of box ventilation system according to the present invention,
It is configured to module.In such a case, it is possible to minimize case ventilation module 1 and the quantity of extraneous interface.Therefore obvious drop
The risk of low carbon-containing media pollution environment.Due to main component, that is, case ventilation valve 2 and first and second of case ventilation module
Check-valves 5,6 is arranged in shell 7, the interface of these components or with these component sheets may occur leakage not
It is critical again, it, therefrom can be by because the hydrocarbon-containiproducts gas flowed out therefrom is directly entered in air inlet pipe by shell
It is conveyed to internal combustion engine, without entering environment.
Claims (15)
1. case ventilation module, comprising:
Case ventilation valve (2),
First pipe (3) draws from case ventilation valve (2) and is provided for connecting with air inlet pipe,
First check-valve (5) is arranged in first pipe (3),
Second pipe (4), from the first pipe (3) point in the region between case ventilation valve (2) and first check-valve (5)
Expenditure,
Second check-valve (6), is arranged in second pipe,
Shell (7) has opening (70), and the opening is provided for establishing connection with air inlet pipe, Venturi nozzle (8), tool
There are ingress area (80), discharging area (81) and suction areas (82),
Wherein, second pipe (4) guides to the suction areas (82) of Venturi nozzle (8) since first pipe (3) and from text
The discharging area (81) of nozzle continues to draw in mound,
Wherein, the ingress area (80) of the Venturi nozzle (8) is arranged to connect with air inlet pipe, and
Wherein, first check-valve (5), second check-valve (6) and case ventilation valve (2) are arranged in the shell (7).
2. module according to claim 1, wherein the Venturi nozzle (8) is arranged in the shell.
3. module according to claim 1 or 2, which is characterized in that the second pipe (4) is in the flowing direction described
It is drawn after the discharging area (81) of Venturi nozzle (8) from the shell (7).
4. module according to any one of the preceding claims, wherein the ingress area (80) and pipeline of Venturi nozzle
Beginning (40) connection, the pipeline beginning is arranged in shell (70).
5. module according to any one of the preceding claims, wherein the first pipe (3) is drawn from the shell (7)
Out.
6. module according to any one of the preceding claims, wherein second non-return in the second pipe (4)
Flow direction of the valve (6) in the second pipe is arranged in after the Venturi nozzle (8).
7. module according to any one of claim 1 to 6, wherein second non-return in the second pipe (4)
Valve (6) is arranged between the first pipe (3) and the suction areas (82) of the Venturi nozzle.
8. module according to any one of the preceding claims further includes pressure sensor (13), the pressure sensor
It is arranged on the second pipe (4).
9. internal combustion engine, including case ventilation module (1) according to one of preceding claims.
10. internal combustion engine according to claim 9, which is characterized in that the case ventilation module (1) is directly arranged at air inlet pipe
(10) on.
11. internal combustion engine according to claim 9 or 10, wherein the case ventilation module (1) is arranged in the air inlet pipe
Flow direction in the air inlet pipe is in the first area (101) after supercharging device (15), particularly after air throttle
On, or
The case ventilation module (1) is arranged in the second area before being in supercharging device (15) along the flow direction of air inlet pipe
(102) in, or
The flow direction in the air inlet pipe that the case ventilation module (1) is arranged in the air inlet pipe is in supercharging device
(15) in the third region (103) between air throttle (16).
12. the internal combustion engine according to any one of claim 9 to 11, wherein the shell (7) of the case ventilation module (1)
In opening (70) and the air inlet tube opening (17) in the air inlet pipe (10) it is equally big, the shell (7) be arranged in it is described into
On tracheostomy.
13. the internal combustion engine according to any one of claim 9 to 12, wherein the second pipe (4) leads to the air inlet
On the first area (101) of pipe, wherein flow direction of the first area (101) in the air inlet pipe is in the increasing
Before pressure device (15).
14. the internal combustion engine according to any one of claim 9 to 12, wherein the second pipe (4) leads to the shell
(7) in, also, the pipeline beginning (40) connecting with the ingress area of Venturi nozzle (80) is from the second area of air inlet pipe
(102) it draws, wherein flow direction of the second area (102) in air inlet pipe is in after supercharging device (15).
15. the internal combustion engine according to any one of claim 9 to 14, wherein the first pipe (3) leads to the air inlet
On the second area (102) of pipe.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016210570.1 | 2016-06-14 | ||
| DE102016210570.1A DE102016210570A1 (en) | 2016-06-14 | 2016-06-14 | Tank ventilation module and internal combustion engine with such module |
| PCT/EP2017/059902 WO2017215824A1 (en) | 2016-06-14 | 2017-04-26 | Tank ventilation module and internal combustion engine comprising such a module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109312692A true CN109312692A (en) | 2019-02-05 |
Family
ID=58692470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780037295.1A Pending CN109312692A (en) | 2016-06-14 | 2017-04-26 | Case ventilation module and internal combustion engine with this module |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN109312692A (en) |
| DE (1) | DE102016210570A1 (en) |
| WO (1) | WO2017215824A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006979A (en) * | 2019-12-18 | 2021-06-22 | 大众汽车股份公司 | Internal combustion engine with venturi nozzle arranged in flow guide part |
| CN113074067A (en) * | 2020-01-06 | 2021-07-06 | 大众汽车股份公司 | Internal combustion engine and method for determining a leak at a fluid-conducting component thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3339621B1 (en) | 2016-12-22 | 2020-04-01 | Ningbo Geely Automobile Research & Development Co. Ltd. | Purge ejector assembly for an engine |
| US11047342B2 (en) * | 2018-04-06 | 2021-06-29 | Vitesco Technologies USA, LLC | Vapor purge system having venturi hose-off detection capability |
| US10823121B2 (en) * | 2018-04-06 | 2020-11-03 | Continental Powertrain USA, LLC | Three-port turbo purge module |
| DE102018205989A1 (en) | 2018-04-19 | 2019-10-24 | Volkswagen Aktiengesellschaft | Device for venting a fuel tank |
| DE102018111116B4 (en) * | 2018-05-09 | 2020-06-18 | Eagle Actuator Components Gmbh & Co. Kg | Arrangement for regenerating an activated carbon filter |
| DE102018212149A1 (en) * | 2018-07-20 | 2020-01-23 | Volkswagen Aktiengesellschaft | Internal combustion engine with a Venturi nozzle provided in a fluid-carrying component that is fluidly connected to a tank ventilation line |
| DE102018215648A1 (en) * | 2018-09-14 | 2020-03-19 | Volkswagen Aktiengesellschaft | Internal combustion engine with a valve and a fluid-carrying component and method for monitoring a connection between a valve in a tank ventilation line and a fluid-carrying component |
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| EP3708820A1 (en) * | 2019-03-11 | 2020-09-16 | Hyundai Motor Company | Purge system for fuel evaporation gas of vehicle |
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- 2017-04-26 WO PCT/EP2017/059902 patent/WO2017215824A1/en active Application Filing
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| US20010029776A1 (en) * | 2000-04-13 | 2001-10-18 | Martin Streib | Method and arrangement for checking the tightness of a vessel |
| US20040025851A1 (en) * | 2002-08-08 | 2004-02-12 | Erwin Krimmer | Device for metered admixing of volatized fuel in an intake manifold of an internal combustion engine |
| US20140311602A1 (en) * | 2013-04-23 | 2014-10-23 | Continental Automotive Systems, Inc. | Turbo purge valve-check valve obd vacuum relief |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113006979A (en) * | 2019-12-18 | 2021-06-22 | 大众汽车股份公司 | Internal combustion engine with venturi nozzle arranged in flow guide part |
| CN113006979B (en) * | 2019-12-18 | 2022-12-20 | 大众汽车股份公司 | Internal combustion engine with venturi nozzle arranged in flow guide part |
| CN113074067A (en) * | 2020-01-06 | 2021-07-06 | 大众汽车股份公司 | Internal combustion engine and method for determining a leak at a fluid-conducting component thereof |
| CN113074067B (en) * | 2020-01-06 | 2023-06-06 | 大众汽车股份公司 | Internal combustion engine and method for determining leakage at a fluid-conducting component thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102016210570A1 (en) | 2017-12-14 |
| WO2017215824A1 (en) | 2017-12-21 |
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Application publication date: 20190205 |