CN104203367A - Aerosol separator - Google Patents
Aerosol separator Download PDFInfo
- Publication number
- CN104203367A CN104203367A CN201380014522.0A CN201380014522A CN104203367A CN 104203367 A CN104203367 A CN 104203367A CN 201380014522 A CN201380014522 A CN 201380014522A CN 104203367 A CN104203367 A CN 104203367A
- Authority
- CN
- China
- Prior art keywords
- shock plate
- aerosol separator
- shock
- region
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The present invention relates to an aerosol separator having an impact plate arranged in a housing, wherein a foam element is arranged in the region of an impact side of the impact plate.
Description
Technical field
The present invention relates to a kind of aerosol separator.
Background technology
Extensively known in this area from the equipment of aerosol precipitation of liquid droplets.For example, the aerosol separator of separation cooling lubricant is used in machine tool.
In auto industry, the aerosol forming from the crankcase of explosive motor separates and is playing the part of important role oil, because aerosol feeds back to pollution and the damage that may cause engine components in the air-breathing part of engine.
In passenger car, for example, because the restriction of structure space has adopted cyclone separator.But their shortcoming is, their separative efficiency depends on the ideal setting of aerocolloidal volume flow.If volume flow departs from optimal value, can reduce drop separation and/or increase the pressure loss.Therefore, must take to require great effort expensive technological means to regulate pressure and the volume flow of the valid function of cyclone separator.For example, multiple cyclone separators and control system are set to open and close according to load conventionally, for compensating the deviation of volume flow.In addition, cyclone separator is inadequate to miniaturization with separating of more tiny region drop.
On passenger car, replace cyclone separator with impingement separator.But the separating power of known impingement separator is medium, and effective equally not in the separation of more tiny region drop.
In the more common separator of commercial vehicle, for example, due to higher handling capacity and larger available installing space, plate separator or electric separator can be used.But this has increased the possibility of fault, and owing to there being movable part, require higher cost of investment.
Summary of the invention
Technical problem
Target of the present invention is to provide a kind of aerosol separator of being convenient to maintenance, and it has high separating efficiency and simple and compact design.
Solution
This target is implemented by the aerosol separator of the feature of the scheme of possessing skills 1.
Aerosol separator according to the present invention has the shock plate being disposed in housing, wherein in the region of the impact side of shock plate, arranges foam element.In this regard, the side of shock plate is considered to be flowed by aerosol the impact side of first incident.
So, a kind of shock plate separator or impactor separator generally according to aerosol separator of the present invention, wherein general plotting of the present invention is to provide the additional separation medium of the foam element form in the region of impact side of shock plate, due to larger specific surface (specific surface) with to passing through the lower pressure loss of stream, this has caused the raising of separating property.Foam element also provides the discharge of effective separated liquid, thereby the danger of following of not expecting of separated drop is lowered.Meanwhile, according to the present invention, shock plate scheme make aerosol separator simple, be convenient to safeguard and compact design is achieved, so this be also particularly suitable for using in the environment with little installing space, such as in passenger car.
Advantageous embodiment of the present invention can be found in subordinate technical scheme, description and accompanying drawing.
Foam element is preferably directly arranged on the impact side surface of shock plate.Foam element particularly preferably covers whole impact side, and this brings desirable separative efficiency.
Foam element can totally comprise any foam element, for example plastic foam.
But according to preferred embodiment, foam element comprises metal foam.For example, foam element can be made up of metal foam completely.Metal foam has high machinery and heat endurance, therefore shows as and has very long-life separating medium.In addition, because surface characteristic and the separated liquid of metal foam match, so support agglomeration process, this causes the growth of separated drop and has simplified their discharge.Particularly preferably, metal foam has surface that can be wetting by liquid to be separated.Thus, separating property and drop growth are further improved, and the less desirable danger of following of precipitation of liquid droplets is further reduced.The use of metal foam also allows the purification being simplified of separating medium, for example, regenerate by heat, this means the burning by surplus materials, or cleans or even sterilization by the solution with suitable.In addition, metal foam has the high stability of acid-alkali-corrosive-resisting, is therefore also applicable to the acid or aerocolloidal separation of alkalescence cohesion.
Metal foam preferably includes nickel-base alloy and/or ferrous alloy, is particularly made up of nickel-base alloy or ferrous alloy.Such metal foam can be resisted and comprise the aerocolloidal corrosion of selecting at least one material in the group that free phosphoric acid, sulfuric acid and NaOH forms.
Metal foam is preferably formed as perforate.The use of open cell metallic foam brings the advantageous effects aspect the discharge effect of aerosol through-current capability, separating property and separated liquid.
The open cell metallic foam by use with at least 400 μ m average pore sizes can be realized extra high separative efficiency.In this regard, the average pore size of foam can be defined as the mean value of the hole size in independent each hole, and wherein the hole size in hole is calculated as hole longitudinally and the mean value of horizontal the formed independent each bore dia in hole separately.
Foam element can be by different formation of foams.Foam element also can have sandwich construction.For example, different metal foams can combination with one another.For example, metal foam also can combine with other foam elements, for example plastic foam.For example, the foam with different surfaces characteristic (such as having different surperficial wettables) can be used, thus mutually mate separating property, drop increase and discharge effect.
According to embodiment, streamwise is observed, and is arranged alternately accelerating region and deceleration area in the housing of aerosol separator, and wherein shock plate or multiple shock plate are disposed in deceleration area.
Accelerating region preferably has nozzle member, is particularly formed by nozzle plate.Aerosol stream on the foam element of impact side on nozzle member permission shock plate and that be therefore arranged in shock plate is aimed at, and separative efficiency is optimised thus.
According to preferred embodiment, multiple shock plates are set continuously after accelerating region, wherein streamwise is observed, and foam element is at least arranged in the region of impact side of the first shock plate.Other foam element can be arranged in the region of impact side of other shock plates, for example, in the region of the impact side of all shock plates.
Spacing between each adjacent shock plate be preferably greater than accelerating region and the first shock plate of seeing from flow direction between spacing.Advantageously, the spacing between each adjacent shock plate is along with the distance from accelerating region increases and increases.By multiple shock plates are provided, the separative efficiency of aerosol separator can be further improved, even be also like this in the time that foam element is disposed in the territory, impact lateral areas of multiple shock plates.
Another preferred embodiment comprises multiple shock plates equally, and they are disposed in the downstream of accelerating region, and wherein foam element is at least arranged in the region of impact side of the first shock plate that streamwise sees.Other foam element can be arranged in the territory, impact lateral areas of other shock plates, for example, in the territory, impact lateral areas of all shock plates.Preferably, adjacent shock plate is alternately connected to the housing wall being oppositely arranged, and forms labyrinth type flow channel simultaneously.By forming labyrinth type flow channel, there is repeatedly deflection in aerosol stream in deceleration area, obtains thus higher separative efficiency.Preferably, shock plate and and the housing wall that separates of shock plate between spacing along with the distance between shock plate and accelerating region increases and increases.
Aerosol separator of the present invention can be used to separating liquid from aerosol in an advantageous manner, for example oil.For example, oil can be according to separating from aerosol under the help of aerosol separator of the present invention, and this oil is forming in the crankcase of the explosive motor of passenger car.In addition, application is also possible for forced air in compressor, to use aerosol separator according to the present invention.In chemical industry, use is for example also possible as the liquid drop separator in clone.
Brief description of the drawings
Below, with reference to accompanying drawing, only with exemplary form that may embodiment, present invention is described in the present invention, wherein:
Fig. 1 is the longitudinal sectional schematic diagram according to aerosol separator of the present invention.
Reference numerals list
10: aerosol separator
12: housing
14: entrance
16a, 16b: end face
18: aerosol outlet
20: nozzle plate
22: inlet region
24: deceleration area
26: nozzle
28: foam element
30a, 30b: shock plate
32a, 32b: housing wall
34a, 34b: impact side
36: overlay region
38: the outlet of separated liquid
A, B, C, D: spacing.
Detailed description of the invention
Fig. 1 shows according to according to the present invention for isolate the embodiment of the aerosol separator 10 of mist of oil from the gas of crankcase that flows out explosive motor.Aerosol separator 10 comprises the housing 12 extending longitudinally, and the inner space of housing 12 has essentially rectangular, square, oval-shaped or circular cross section.
Be arranged on the front end face 16a of housing 12 for the entrance 14 of the gas that contains mist of oil flowing out from crankcase, and be arranged on the housing rear end face 16b place on front end face 16a opposite side for the outlet 18 of the gas that purified.Therefore, gas flows through housing 12 in the drawings from left to right.
The inner space of housing 12 is divided into inlet region 22 and deceleration area 24 by nozzle plate 20, and nozzle plate 20 is set to be parallel to end face 16a and 16b, and is set to the longitudinal length perpendicular to housing 12.Nozzle 26 is arranged on the top of nozzle plate 20, for the gas that contains mist of oil that enters inlet region 22 is accelerated.So nozzle plate 20 defines accelerating region.
The first shock plate 30a is arranged to and separates with nozzle plate 20 and parallel in deceleration area 24, and be arranged to the longitudinal length perpendicular to housing 12, this shock plate 30a is connected to upper housing wall 32a, and separates with the lower casing body wall 32 that upper housing wall 32a is oppositely arranged.The surface that faces nozzle plate 20a defines the impact side 34a of the first shock plate 30a.The nozzle 26 of nozzle plate 20 aligns, thus make they by the gas deflection that contains mist of oil to the impact side 34a of the first shock plate 30a.
Foam element 28 is disposed on the impact side 34a of the first shock plate 30a.Foam element 28 is formed by open cell metallic foam in the present embodiment.
In deceleration area 24, the second shock plate 30b is arranged on the downstream of the first shock plate 30a, between the first shock plate 30a and rear end face 16b, is parallel to nozzle plate 20 and the longitudinal length perpendicular to housing 12.The second shock plate 30b is connected to lower casing body wall 32b, and separates with upper housing wall 32a.In this regard, the minimum spacing A between the first shock plate 30a and the second shock plate 30b is greater than the minimum spacing B between the first shock plate 30a and nozzle plate 20.In addition, the minimum spacing C between the first shock plate 30a and lower casing body wall 32b is less than the minimum spacing D between the second shock plate 30b and upper housing wall 32a.Transverse to the shock plate 30a of the longitudinal length of housing 12, the size of 30b is selected as making shock plate 30a, and 30b longitudinally observes in overlay region 36 overlapping.By which, shock plate 30a, 30b is at the interior labyrinth type flow channel that has formed cross-sectional area increase in the time that streamwise is seen of deceleration area 24.
Observe from nozzle plate 20, separated oil outlet 38 and be arranged in lower casing body wall 32b, be positioned at the second shock plate 30b before.If aerosol separator 10 is mounted, housing 12 is downward-sloping a little along the direction of outlet 38, at shock plate 30a, 30b place is separated and the oil that is collected at lower casing body wall 32b place can flow along the direction of outlet 38, and discharges by this outlet.
For illustrated embodiment, the second shock plate 30b does not have foam element 28 on its impact side 34b.But, foam element 28 also can be set in principle.
In addition, other shock plates can be arranged between the second shock plate 30b and the rear end face 16b of housing 12, and can be alternately connected on upper housing wall 32a and/or lower casing body wall 32b, thereby flow channel is further continued in the mode in labyrinth.In this regard, the spacing A between each adjacent shock plate is along with increasing and increase with the distance of nozzle plate 20.Similarly, the spacing C between shock plate and the housing wall 32b being spaced from and/or 32a and/or D are along with the distance between shock plate and nozzle plate 20 increases and increases.In addition, other shock plates are also preferably set size, thereby make them overlapping with adjacent shock plate separately.In addition, other outlets of separating oil can be arranged on the lower casing body wall 32b that impacts side, before being connected to the shock plate of lower casing body wall 32b.Other shock plates also can have foam element in impact side.
In operation, pending aerosol, is the gas that contains mist of oil that leaves the crankcase of explosive motor in this example, flows through entrance opening 14, enters the housing 12 of aerosol separator 10.The nozzle 26 of aerosol by nozzle plate 20 is accelerated, is then incident on the foam element 28 on the impact side 34a that is arranged in the first shock plate 30a, at this place or therein, oil droplet separates from aerosol.Slowed down and next further slow down and deflection by lower casing body wall 32b and the second shock plate 30b experience with the aerosol stream of deflection by foam element 28, be cleaned gas before exit opening 18 leaves housing 12 thus, oil droplet is further separated.
Due to agglomeration process, particularly, in foam element 28 places and/or foam element 28, separated oil droplet experience drop is grown up.The drop forming is deflected by the hole of metal foam, then drops onto lower casing body wall 32b upper, and correspondingly, the drop separated at the second shock plate 30b place can flow towards lower casing body wall 32b.The oil being collected at lower casing body wall 32b place is because the downward length of aerosol separator 10 can flow along the direction of the outlet 38 under installment state, then separated by this outlet 38.
Claims (10)
1. an aerosol separator (10), has the shock plate being disposed in housing, it is characterized in that, foam element (28) is disposed in the region of impact side (34) of shock plate (30).
2. aerosol separator according to claim 1 (10), is characterized in that, foam element (28) comprises metal foam.
3. aerosol separator according to claim 2 (10), is characterized in that, metal foam comprises nickel-base alloy and/or ferrous alloy.
4. according to the aerosol separator (10) described in aforementioned claim any one, it is characterized in that, the foam of foam element (28) is formed perforate and/or has the average pore size of at least 400 μ m.
5. according to the aerosol separator (10) described in aforementioned claim any one, it is characterized in that, foam element (28) is by different formation of foams and/or have sandwich construction.
6. according to the aerosol separator (10) described in aforementioned claim any one, it is characterized in that, streamwise is observed, accelerating region and deceleration area (24) are alternately set in housing (12), and wherein shock plate (30) or multiple shock plate (30) are disposed in deceleration area (24).
7. aerosol separator according to claim 6 (10), is characterized in that, accelerating region has nozzle member (26), is particularly formed by nozzle plate (20).
8. according to the aerosol separator described in claim 6 or 7 (10), it is characterized in that,
Multiple shock plates (30) are disposed in the downstream of accelerating region, and wherein streamwise is observed, and foam element (28) is at least arranged in the region of impact side (34a) of the first shock plate (30a); And
Streamwise is observed, and the spacing (A) between each adjacent shock plate (30) is greater than the spacing (B) between accelerating region and the first shock plate (30a); And/or
Spacing (A) between each adjacent shock plate (30) is along with increasing and increase with the distance of accelerating region.
9. according to the aerosol separator (10) described in claim 6-8 any one, it is characterized in that,
Multiple shock plates (30) are disposed in the downstream of accelerating region, and wherein streamwise is observed, and foam element (28) is at least arranged in the region of impact side (34a) of the first shock plate (30a); And
Adjacent shock plate (30) is alternately connected to the housing wall (32) being oppositely arranged, and forms labyrinth type flow channel simultaneously.
10. aerosol separator according to claim 9 (10), is characterized in that,
Shock plate (30) and and the housing wall (32) that separates of shock plate (30) between spacing (C, D) along with shock plate (30) and the distance of accelerating region increase and increase.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012005289.8 | 2012-03-15 | ||
| DE201210005289 DE102012005289A1 (en) | 2012-03-15 | 2012-03-15 | aerosol |
| PCT/KR2013/002023 WO2013137647A1 (en) | 2012-03-15 | 2013-03-13 | Aerosol separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104203367A true CN104203367A (en) | 2014-12-10 |
| CN104203367B CN104203367B (en) | 2016-08-24 |
Family
ID=49043727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380014522.0A Active CN104203367B (en) | 2012-03-15 | 2013-03-13 | Aerosol separator |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2015517896A (en) |
| CN (1) | CN104203367B (en) |
| DE (1) | DE102012005289A1 (en) |
| WO (1) | WO2013137647A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110036134A (en) * | 2016-11-29 | 2019-07-19 | 艾克斯特朗欧洲公司 | Aerosol evaporator |
| CN112469889A (en) * | 2018-07-05 | 2021-03-09 | 赛峰集团 | Component with a filter screen for a centrifugal aerator of a turbomachine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6179774B2 (en) * | 2014-02-28 | 2017-08-16 | 三菱重工業株式会社 | Demister unit and EGR system including the same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2194209Y (en) * | 1994-07-22 | 1995-04-12 | 佛山市石湾防腐设备厂 | Bug dust sedimentation chamber |
| US20020162773A1 (en) * | 2001-05-02 | 2002-11-07 | Kim Sang Soo | Impactor with cooled impaction plate and method for classifying and collecting aerosols using the same |
| CN201098585Y (en) * | 2007-10-12 | 2008-08-13 | 新源动力股份有限公司 | Pipeline type air water separator |
| CN101257958A (en) * | 2005-09-06 | 2008-09-03 | 马勒国际公司 | Device for separating a gas-liquid mixture |
| KR20090064096A (en) * | 2007-12-14 | 2009-06-18 | 현대자동차주식회사 | Oil seperator set |
| US20110179755A1 (en) * | 2008-08-11 | 2011-07-28 | Elringklinger Ag | Particle separating device for an aerosol stream |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6084714U (en) * | 1983-11-16 | 1985-06-11 | 日産自動車株式会社 | mist separator |
| DE4208880A1 (en) * | 1992-03-19 | 1993-09-23 | Boehringer Ingelheim Kg | SEPARATOR FOR POWDER INHALATORS |
| JPH0947617A (en) * | 1995-08-10 | 1997-02-18 | Tokai Rubber Ind Ltd | Apparatus for removal of mist |
| JP3313553B2 (en) * | 1995-09-29 | 2002-08-12 | 株式会社 マーレ テネックス | Oil mist separator |
| US6752856B1 (en) * | 1999-04-29 | 2004-06-22 | Caterpillar Inc. | Feedback loop controlled multistage aerosol removal device |
| JP2001137631A (en) * | 1999-11-12 | 2001-05-22 | Osaka Gas Co Ltd | Metallic porous body and its manufacturing method |
| ATE390955T1 (en) * | 2003-01-31 | 2008-04-15 | Cft Gmbh | DUST FILTER FOR USE IN GAS HAZARDOUS OPERATIONS |
| JP2005013819A (en) * | 2003-06-24 | 2005-01-20 | Nippon Muki Co Ltd | Cylindrical mist filter |
-
2012
- 2012-03-15 DE DE201210005289 patent/DE102012005289A1/en not_active Withdrawn
-
2013
- 2013-03-13 CN CN201380014522.0A patent/CN104203367B/en active Active
- 2013-03-13 JP JP2015500362A patent/JP2015517896A/en active Pending
- 2013-03-13 WO PCT/KR2013/002023 patent/WO2013137647A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2194209Y (en) * | 1994-07-22 | 1995-04-12 | 佛山市石湾防腐设备厂 | Bug dust sedimentation chamber |
| US20020162773A1 (en) * | 2001-05-02 | 2002-11-07 | Kim Sang Soo | Impactor with cooled impaction plate and method for classifying and collecting aerosols using the same |
| CN101257958A (en) * | 2005-09-06 | 2008-09-03 | 马勒国际公司 | Device for separating a gas-liquid mixture |
| CN201098585Y (en) * | 2007-10-12 | 2008-08-13 | 新源动力股份有限公司 | Pipeline type air water separator |
| KR20090064096A (en) * | 2007-12-14 | 2009-06-18 | 현대자동차주식회사 | Oil seperator set |
| US20110179755A1 (en) * | 2008-08-11 | 2011-07-28 | Elringklinger Ag | Particle separating device for an aerosol stream |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110036134A (en) * | 2016-11-29 | 2019-07-19 | 艾克斯特朗欧洲公司 | Aerosol evaporator |
| CN112469889A (en) * | 2018-07-05 | 2021-03-09 | 赛峰集团 | Component with a filter screen for a centrifugal aerator of a turbomachine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104203367B (en) | 2016-08-24 |
| WO2013137647A1 (en) | 2013-09-19 |
| DE102012005289A1 (en) | 2013-09-19 |
| JP2015517896A (en) | 2015-06-25 |
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