KR101945652B1 - 내연 엔진의 배기 가스를 정화하기 위한 배기 가스 정화 부품 - Google Patents
내연 엔진의 배기 가스를 정화하기 위한 배기 가스 정화 부품 Download PDFInfo
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- KR101945652B1 KR101945652B1 KR1020177020441A KR20177020441A KR101945652B1 KR 101945652 B1 KR101945652 B1 KR 101945652B1 KR 1020177020441 A KR1020177020441 A KR 1020177020441A KR 20177020441 A KR20177020441 A KR 20177020441A KR 101945652 B1 KR101945652 B1 KR 101945652B1
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- 238000002485 combustion reaction Methods 0.000 title claims description 16
- 239000000654 additive Substances 0.000 claims description 41
- 230000000996 additive effect Effects 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 12
- 239000000446 fuel Substances 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 220
- 239000007788 liquid Substances 0.000 description 24
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 16
- 239000003054 catalyst Substances 0.000 description 13
- 239000002184 metal Substances 0.000 description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 8
- 239000004202 carbamide Substances 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
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- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000010531 catalytic reduction reaction Methods 0.000 description 3
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- 239000007921 spray Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
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- 238000001125 extrusion Methods 0.000 description 1
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- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
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- 239000011810 insulating material Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- 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]
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- 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
- F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust apparatus
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- F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
- F01N3/106—Auxiliary oxidation catalysts
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- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
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- 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
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- 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
- F01N2240/16—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 an electric heater, i.e. a resistance heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
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- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
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- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
- F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
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- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
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- F01N2610/00—Adding substances to exhaust gases
- F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
- F01N2610/102—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance after addition to exhaust gases, e.g. by a passively or actively heated surface in the exhaust conduit
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- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
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- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
- F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
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- F01N3/2807—Metal other than sintered metal
- F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
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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
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Abstract
Description
도 2는 설명된 배기 가스 정화 부품의 제2 변형 실시예를 도시한 도면;
도 3은 설명된 배기 가스 정화 부품의 제3 변형 실시예를 도시한 도면;
도 4는 설명된 배기 가스 정화 부품의 제4 변형 실시예를 도시한 도면;
도 5는 설명된 배기 가스 정화 부품의 제4 변형 실시예의 단면도를 도시한 도면; 및
도 6은 설명된 배기 가스 정화 부품을 갖는 자동차를 도시한 도면.
Claims (9)
- 배기 가스 정화 부품(1)으로서,
유입 포트(3)와 유출 포트(4)를 갖는 하우징(2), 상기 하우징(2) 내에 배열되고 쉘(7)을 구비하는 제1 벌집 몸체(5), 및 공급 장치(9)를 포함하되,
상기 쉘(7)은 상기 하우징(2) 내에서 배기 가스가 흐를 수 있는 외부 표면(8)을 구비하고, 상기 공급 장치(9)는 배기 가스 정화 첨가제를 상기 쉘(7)의 상기 외부 표면(8) 상으로 공급할 수 있고,
상기 쉘(7)의 상기 외부 표면(8)과 상기 하우징(2) 사이에는 적어도 하나의 바이패스 덕트(6)가 형성되고, 상기 바이패스 덕트를 통해 상기 유입 포트(3)로부터 상기 유출 포트(4)로 흐르는 배기 가스 흐름(17)의 부분 배기 가스 흐름(10)은 상기 제1 벌집 몸체(5)를 우회할 수 있고, 상기 공급 장치(9)는 상기 배기 가스 정화 첨가제가 상기 바이패스 덕트(6) 내로 공급될 수 있도록 상기 바이패스 덕트(6) 상에 배열되며,
상기 바이패스 덕트(6)를 통해 흐르는 상기 부분 배기 가스 흐름(10)이 흐르는 제2 벌집 몸체(12)가 배기 가스 흐름 방향으로 상기 공급 장치(9)의 전방에 상기 바이패스 덕트(6) 내에 배열된, 배기 가스 정화 부품(1). - 삭제
- 삭제
- 제1항에 있어서, 상기 바이패스 덕트를 통해 흐르는 상기 부분 배기 가스 흐름(10)을 가열할 수 있는 히터(15)가 상기 배기 가스 흐름 방향으로 상기 공급 장치(9)의 전방에 상기 바이패스 덕트(6) 내에 배열된, 배기 가스 정화 부품(1).
- 제1항에 있어서, 상기 쉘(7)의 상기 외부 표면(8)을 가열할 수 있는 표면 가열 시스템(14)이 상기 공급 장치(9)에 의해 공급되는 배기 가스 정화 첨가제가 충돌하는, 상기 쉘(7)의 상기 외부 표면(8)의 충돌 구역(13)에 배열된, 배기 가스 정화 부품(1).
- 제1항에 있어서, 상기 배기 가스 흐름(17)에서, 상기 바이패스 덕트(6)를 통해 흐르는 부분 배기 가스 흐름(10)과, 상기 제1 벌집 몸체(5)를 통해 흐르는 주 배기 가스 흐름(16)을 모두 가열할 수 있는 히터(15)가 배기 가스 흐름 방향으로 상기 바이패스 덕트(6)와 상기 제1 벌집 몸체(5)의 전방에 배열된, 배기 가스 정화 부품(1).
- 제1항에 있어서, 상기 제1 벌집 몸체(5)는 상기 유입 포트(3)를 통해 상기 배기 가스 정화 부품(1) 내로 흐르는 모든 배기 가스 흐름(17)이 상기 제1 벌집 몸체(5)를 통해 흐르는 방식으로 배열되고, 상기 상기 배기 가스 정화 부품(1)은 상기 제1 벌집 몸체(5)로부터 밖으로 흐르는 배기 가스 흐름(17)을 상기 쉘(7)의 상기 외부 표면(8) 위로 흐르는 방식으로 편향시키는 적어도 하나의 편향 장치(18)를 더 구비하는, 배기 가스 정화 부품(1).
- 제7항에 있어서, 상기 제1 벌집 몸체(5)로부터 밖으로 흐르는 상기 배기 가스 흐름(17)의 부분 배기 가스 흐름(10)을 상기 쉘(7)의 상기 외부 표면(8) 위로 흐르게 하지 않고 상기 하우징(2)의 유출 포트(4)로 흐르게 할 수 있는 적어도 하나의 바이패스 덕트(6)가 상기 적어도 하나의 편향 장치(18) 상에 형성된, 배기 가스 정화 부품(1).
- 내연 엔진(20), 및 상기 내연 엔진(20)의 배기 가스를 제1항, 제4항 내지 제8항 중 어느 한 항의 배기 가스 정화 부품(1)에 의해 정화하기 위한 배기 가스 처리 장치(21)를 포함하는 자동차(22).
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DE102015201193.3A DE102015201193B3 (de) | 2015-01-23 | 2015-01-23 | Abgasreinigungskomponente zur Reinigung der Abgase einer Verbrennungskraftmaschine |
DE102015201193.3 | 2015-01-23 | ||
PCT/EP2016/051269 WO2016116579A1 (de) | 2015-01-23 | 2016-01-21 | Abgasreinigungskomponente zur reinigung der abgase einer verbrennungskraftmaschine |
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CN (1) | CN107002539B (ko) |
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EP4155515A4 (en) * | 2020-05-18 | 2024-07-10 | FCA Fiat Chrysler Automóveis Brasil Ltda. | INTEGRATED REFORMER AND CATALYTIC CONVERTER FOR MOTOR VEHICLES AND METHOD FOR REFORMING FUEL |
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JP6526213B2 (ja) | 2019-06-05 |
US10316718B2 (en) | 2019-06-11 |
US20180003096A1 (en) | 2018-01-04 |
DE102015201193B3 (de) | 2016-06-30 |
WO2016116579A1 (de) | 2016-07-28 |
EP3247889B1 (de) | 2018-10-17 |
CN107002539A (zh) | 2017-08-01 |
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