JP7431214B2 - 排気ミキサ、排出ガス浄化モジュール及び製造方法 - Google Patents
排気ミキサ、排出ガス浄化モジュール及び製造方法 Download PDFInfo
- Publication number
- JP7431214B2 JP7431214B2 JP2021502992A JP2021502992A JP7431214B2 JP 7431214 B2 JP7431214 B2 JP 7431214B2 JP 2021502992 A JP2021502992 A JP 2021502992A JP 2021502992 A JP2021502992 A JP 2021502992A JP 7431214 B2 JP7431214 B2 JP 7431214B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- exhaust mixer
- mixer
- elongated
- blade
- 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.)
- Active
Links
- 238000000746 purification Methods 0.000 title claims description 30
- 238000004519 manufacturing process Methods 0.000 title description 28
- 238000002156 mixing Methods 0.000 claims description 239
- 239000012530 fluid Substances 0.000 claims description 88
- 239000000654 additive Substances 0.000 claims description 42
- 230000000996 additive effect Effects 0.000 claims description 37
- 239000007788 liquid Substances 0.000 claims description 33
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 23
- 238000011144 upstream manufacturing Methods 0.000 claims description 20
- 239000007789 gas Substances 0.000 description 48
- 238000000034 method Methods 0.000 description 24
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 20
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 19
- 239000004202 carbamide Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 17
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- 238000004140 cleaning Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 238000005304 joining Methods 0.000 description 11
- 229910021529 ammonia Inorganic materials 0.000 description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 9
- 229910002091 carbon monoxide Inorganic materials 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Images
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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
- B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
- B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4314—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
- B01F25/43151—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material composed of consecutive sections of deformed flat pieces of material
-
- 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
- F01N13/009—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 having two or more separate purifying devices arranged in series
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F2025/91—Direction of flow or arrangement of feed and discharge openings
- B01F2025/911—Axial flow
-
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
-
- 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
- F01N2260/06—Exhaust treating devices having provisions not otherwise provided for for improving exhaust evacuation or circulation, or reducing 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Description
それぞれが細長方向に伸長する長さを有する複数の細長混合ブレードであって、前記細長混合ブレードは、それらの長さの少なくとも一部に沿って互いに連結され、且つ前記細長方向の周りに配置され、各細長混合ブレードは、前記細長方向に延在する外周縁を備え、
前記細長混合ブレードが、各細長混合ブレードの前記外周縁が前記細長方向を中心に回転するようにそれらの長さに沿って捩じられている、複数の細長混合ブレードと、
前記複数の細長混合ブレードを位置決めするように構成された支持体であって、
前記支持体は、排出ガス浄化モジュール又は排気導管内に位置決め可能であるか、又はその一部を形成している、支持体と、を備える排気ミキサ。
前縁と、
後縁と、
前記混合ブレードの前記外周縁を画定する前記前縁と前記後縁の間に延在する板状の本体と、を備える
条項1に記載の排気ミキサ。
各細長混合ブレードの前記外周縁が、前記細長混合ブレードの長さに沿って40度以下回転する、
条項1又は2に記載の排気ミキサ。
それぞれが細長方向に伸長する長さを有する複数の細長混合ブレードであって、前記細長方向に伸長する軸の周りに組み立てられる複数の細長混合ブレードを組み立てることと、
前記細長混合ブレードのうちの1つ又は複数の外周縁の少なくとも一部を支持体に取り付けることと、を含み、
前記細長混合ブレードを前記支持体に取り付けることにより、前記細長混合ブレード上にその長さに沿って前記軸の周りに捩じれが付与される、製造方法。
前記複数の細長混合ブレードを組み立てることが、前記複数の細長混合ブレードを前記インターロック部においてインターロックすることを含む、
条項11乃至13のいずれか一項に記載の製造方法。
前記複数の細長混合ブレードの前記1つ又は複数の前記外周縁の前記少なくとも一部を、前記支持体によって画定される1つ又は複数のスロットに取り付けることを含み、前記スロットは、前記細長混合ブレード上に捩じれを付与するために、前記細長方向に伸長する前記軸に対して角度が付けられている、
条項11乃至18のいずれか一項に記載の製造方法。
Claims (18)
- 排気ミキサ装置において、
排気流体を輸送するための入口及び出口を含む、細長方向に延在するように構成された排気導管と、
第1の排気ミキサであって、
それぞれが前記細長方向に伸長する長さを有する複数の細長混合ブレードであって、前記細長混合ブレードが、それらの長さの少なくとも一部に沿って互いに連結され、且つ前記細長方向の周りに配置され、各細長混合ブレードが前記細長方向の周りに延在する外周縁を備える、複数の細長混合ブレードを備え、
前記細長混合ブレードが、各細長混合ブレードの前記外周縁が前記細長方向を中心に回転するようにそれらの長さに沿って捩じられ、そして
前記排気導管が、前記排気導管の上流位置に前記第1の排気ミキサを位置決めするように構成される、第1の排気ミキサと、
使用時に排気流体に渦を付与するように構成された第2の排気ミキサであって、前記排気導管内の下流に配置され、前記細長方向に前記第1の排気ミキサから離間された第2の排気ミキサと、を備え、
前記第1の排気ミキサ及び前記排気導管が、排気導管を基準にして前記混合ブレードを固定的に位置決めするように構成された複数の協働的な位置決めタブ及び複数の協働的な位置決めスロットをさらに備え、
前記排気導管が、前記複数の協働的な位置決めスロットを備え、前記第1の排気ミキサの各細長混合ブレードが、前記複数の協働的な位置決めタブのうちの少なくとも1つを備え、
前記排気導管が、共に連結されたときに前記複数の協働的な位置決めスロットを画定するように構成された第1及び第2の導管部を備える、排気ミキサ装置。 - 前記複数の位置決めスロットが、前記細長方向に対して少なくとも20度、及び/又は40度以下の角度を付けられる、請求項1に記載の排気ミキサ装置。
- 前記第1の排気ミキサの前記複数の細長混合ブレードが、互いにインターロックするように構成されている、請求項1または2に記載の排気ミキサ装置。
- 前記第1の排気ミキサの前記複数の混合ブレードのそれぞれが、
前縁と、
後縁と、
前記混合ブレードの前記外周縁を画定する前記前縁と前記後縁の間に延在する板状の本体と、を備える
請求項1乃至3のいずれか一項に記載の排気ミキサ装置。 - 各細長混合ブレードの前記外周縁が、前記細長混合ブレードの前記長さに沿って少なくとも10度回転する、及び/又は
各細長混合ブレードの前記外周縁が、前記細長混合ブレードの長さに沿って40度以下回転する、
請求項1乃至4のいずれか一項に記載の排気ミキサ装置。 - 前記第1の排気ミキサが、少なくとも2枚の混合ブレード、又はより好ましくは少なくとも3枚の混合ブレードを備え、且つ/又は
第1の排気ミキサが、8枚以下の混合ブレードを備える、
請求項1乃至5のいずれか一項に記載の排気ミキサ装置。 - 前記第1の排気ミキサの各混合ブレードの長さが少なくとも30mmであり、且つ/又は各混合ブレードの長さが150mm以下である、請求項1乃至6のいずれか一項に記載の排気ミキサ装置。
- 前記第1の排気ミキサの前記複数の細長混合ブレードが、前記排気導管の中央領域と整列するように前記細長方向の周りに配置される、請求項1乃至7のいずれか一項に記載の排気ミキサ装置。
- 前記第2の排気ミキサが、
前記排気導管の内表面の周りに延在するように構成された環状支持体と、
複数の渦ブレードであって、各渦ブレードが、前記環状支持体から延在するように構成され、且つ使用時に排気流体に渦を付与するように構成されている、複数の渦ブレードと、を備える、
請求項1乃至8のいずれか一項に記載の排気ミキサ装置。 - 各渦ブレードが、
前記環状支持体から延在するように構成された上流エッジと、
前記環状支持体から延在するように構成された下流エッジと、
前記上流エッジと前記下流エッジとの間に延在するように構成された板状の本体と、を備える、
請求項9に記載の排気ミキサ装置。 - 前記第2の排気ミキサの各渦ブレードの上流エッジが、前記環状支持体から半径方向に前記排気導管の中央領域に向かって延在するように配置されている、請求項10に記載の排気ミキサ装置。
- 前記第2の排気ミキサの各渦ブレードの前記板状本体が延在するように構成されている方向が、前記細長方向を基準にして傾斜している、請求項9又は10に記載の排気ミキサ装置。
- 各渦ブレードの前記板状本体が延在する方向の傾斜角が、少なくとも5度、及び/又は30度以下である、請求項12に記載の排気ミキサ装置。
- 前記第2の排気ミキサが、前記第1の排気ミキサから少なくとも10mm離間していて、且つ/又は
前記第2の排気ミキサが、前記第1の排気ミキサから350mm以下離間している、
請求項1乃至13のいずれか一項に記載の排気ミキサ装置。 - 前記第2の排気ミキサが、少なくとも4枚の渦ブレードを備える、請求項1乃至14のいずれか一項に記載の排気ミキサ装置。
- 排出ガス浄化モジュールであって、
請求項1乃至15のいずれか一項に記載の排気ミキサ装置と、
前記排気ミキサ装置の前記排気導管の前記入口に添加剤液体を注入するように構成されたインジェクタモジュールと、を備える
排出ガス浄化モジュール。 - 前記排気導管の前記入口が、排気流体を前記排気ミキサ装置に供給するためのエンドカップリングと流体連通している、請求項16に記載の排出ガス浄化モジュール。
- 前記インジェクタモジュールが、前記エンドカップリング内に、又は前記排気導管に沿った一地点に取り付けられている、請求項17に記載の排出ガス浄化モジュール。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1811820.8A GB2575674B8 (en) | 2018-07-19 | 2018-07-19 | Exhaust mixer, emissions cleaning module and method of manufacture |
GB1811820.8 | 2018-07-19 | ||
PCT/EP2019/025235 WO2020015861A1 (en) | 2018-07-19 | 2019-07-15 | Exhaust mixer, emissions cleaning module and method of manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021530648A JP2021530648A (ja) | 2021-11-11 |
JP7431214B2 true JP7431214B2 (ja) | 2024-02-14 |
Family
ID=63364325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021502992A Active JP7431214B2 (ja) | 2018-07-19 | 2019-07-15 | 排気ミキサ、排出ガス浄化モジュール及び製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11408320B2 (ja) |
EP (1) | EP3824167B1 (ja) |
JP (1) | JP7431214B2 (ja) |
CN (1) | CN112424455B (ja) |
GB (1) | GB2575674B8 (ja) |
WO (1) | WO2020015861A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102421401B1 (ko) * | 2020-06-30 | 2022-07-15 | 주식회사 에코닉스 | 믹서 블레이드의 제작방법 |
CN112973485B (zh) * | 2021-03-18 | 2021-12-07 | 同济大学 | 一种快速的管式静态混合器 |
CN113047925A (zh) * | 2021-04-07 | 2021-06-29 | 潍柴动力股份有限公司 | 一种混合器装置和发动机 |
GB202109433D0 (en) * | 2021-06-30 | 2021-08-11 | Cal Gavin Ltd | An insert for a static mixer, a static mixer including the insert, use of a static mixer, and a method of making an insert for a static mixer |
EP4163477B1 (en) * | 2021-10-05 | 2024-04-17 | Volvo Truck Corporation | An exhaust aftertreatment system |
US11686234B2 (en) | 2021-10-20 | 2023-06-27 | Cnh Industrial America Llc | Exhaust treatment system for work vehicles and related flow mixers |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008274941A (ja) | 2007-04-25 | 2008-11-13 | J Eberspecher Gmbh & Co Kg | 混合及び/又は気化装置とその製造方法 |
US20140033686A1 (en) | 2010-12-27 | 2014-02-06 | Friedrich Boysen Gmbh & Co. Kg | Device for distributing fluids in exhaust systems |
US20170016373A1 (en) | 2015-07-17 | 2017-01-19 | Middleville Tool & Die Co. | Mixer assembly for exhaust systems and method of forming the same |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2339497A (en) | 1996-03-18 | 1997-10-10 | Theodore Yi-Tze Cheng | Gas swirling device for internal combustion engine |
US6258144B1 (en) * | 1999-10-20 | 2001-07-10 | Jui-Fa Huang | Air filtering device for a vehicle engine including interengaged filter members and a flow regulation member |
DE102007012790B4 (de) | 2007-03-16 | 2009-07-23 | Audi Ag | Statischer Mischer für eine Abgasanlage einer Brennkraftmaschine |
US8939638B2 (en) | 2008-04-21 | 2015-01-27 | Tenneco Automotive Operating Company Inc. | Method for mixing an exhaust gas flow |
DE102008023585A1 (de) * | 2008-05-14 | 2009-01-22 | Daimler Ag | Abgasstrang und Verfahren zum Zuführen von Abgas einer Verbrennungskraftmaschine zu einer Abgasnachbehandlungseinrichtung |
DE102009031969A1 (de) | 2009-07-06 | 2011-01-13 | Babcock Borsig Service Gmbh | Rohrregister für den indirekten Wärmeaustausch |
US8375709B2 (en) * | 2009-11-17 | 2013-02-19 | Tenneco Automotive Operating Company Inc. | Exhaust gas additive/treatment system and mixer for use therein |
WO2011073717A1 (en) * | 2009-12-18 | 2011-06-23 | Renault Trucks | Mixing system for an exhaust gases after-treatment arrangement |
US20120204541A1 (en) * | 2011-02-14 | 2012-08-16 | GM Global Technology Operations LLC | Exhaust mixer element and method for mixing |
DE102011077645A1 (de) | 2011-06-16 | 2012-12-20 | Bosch Emission Systems Gmbh & Co. Kg | Statischer Mischer |
GB201207201D0 (en) * | 2012-04-24 | 2012-06-06 | Perkins Engines Co Ltd | Emissions cleaning module for a diesel engine |
US10012125B2 (en) | 2016-05-02 | 2018-07-03 | Caterpillar Inc. | Dual mixer for exhaust aftertreatment systems |
WO2017198292A1 (en) * | 2016-05-18 | 2017-11-23 | Volvo Truck Corporation | An exhaust gas treatment system with inductive heating |
-
2018
- 2018-07-19 GB GB1811820.8A patent/GB2575674B8/en active Active
-
2019
- 2019-07-15 US US17/261,482 patent/US11408320B2/en active Active
- 2019-07-15 EP EP19752106.5A patent/EP3824167B1/en active Active
- 2019-07-15 JP JP2021502992A patent/JP7431214B2/ja active Active
- 2019-07-15 CN CN201980047863.5A patent/CN112424455B/zh active Active
- 2019-07-15 WO PCT/EP2019/025235 patent/WO2020015861A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008274941A (ja) | 2007-04-25 | 2008-11-13 | J Eberspecher Gmbh & Co Kg | 混合及び/又は気化装置とその製造方法 |
US20140033686A1 (en) | 2010-12-27 | 2014-02-06 | Friedrich Boysen Gmbh & Co. Kg | Device for distributing fluids in exhaust systems |
US20170016373A1 (en) | 2015-07-17 | 2017-01-19 | Middleville Tool & Die Co. | Mixer assembly for exhaust systems and method of forming the same |
Also Published As
Publication number | Publication date |
---|---|
CN112424455A (zh) | 2021-02-26 |
JP2021530648A (ja) | 2021-11-11 |
GB2575674A8 (en) | 2021-08-18 |
CN112424455B (zh) | 2023-05-30 |
EP3824167A1 (en) | 2021-05-26 |
WO2020015861A1 (en) | 2020-01-23 |
GB201811820D0 (en) | 2018-09-05 |
GB2575674B8 (en) | 2021-08-18 |
GB2575674A (en) | 2020-01-22 |
GB2575674B (en) | 2020-07-08 |
EP3824167B1 (en) | 2022-11-30 |
US11408320B2 (en) | 2022-08-09 |
US20210293171A1 (en) | 2021-09-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7431214B2 (ja) | 排気ミキサ、排出ガス浄化モジュール及び製造方法 | |
US8375709B2 (en) | Exhaust gas additive/treatment system and mixer for use therein | |
EP2841732B1 (en) | Exhaust mixer, emissions cleaning module and method | |
US8043394B2 (en) | Particulate matter filter assembly with a flow device | |
EP3329987B1 (en) | Exhaust gas mixer | |
US8397495B2 (en) | Exhaust gas additive/treatment system and mixer for use therein | |
EP3313558B1 (en) | Method, apparatus and mixing device for evenly mixing reactant to exhaust gas flow | |
WO2014032052A1 (en) | Reductant injection and mixing system | |
WO2019215081A1 (en) | Compact exhaust mixing system | |
US20240167412A1 (en) | Compact evaporation and mixing device | |
US10603641B2 (en) | Diesel exhaust fluid mixing body using variable cross-section switchback arrangement | |
LU102349B1 (en) | Mixing arrangement for treating a heated exhaust gas | |
CN111183275B (zh) | 内燃机的排气净化装置 | |
EA044921B1 (ru) | Устройство для примешивания к выхлопному газу u-образной формы |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20210210 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20210519 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220412 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230524 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230704 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20231004 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20240109 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20240201 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7431214 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |