KR102417393B1 - 막힘이 방지되는 egr 필터 - Google Patents
막힘이 방지되는 egr 필터 Download PDFInfo
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- KR102417393B1 KR102417393B1 KR1020180068824A KR20180068824A KR102417393B1 KR 102417393 B1 KR102417393 B1 KR 102417393B1 KR 1020180068824 A KR1020180068824 A KR 1020180068824A KR 20180068824 A KR20180068824 A KR 20180068824A KR 102417393 B1 KR102417393 B1 KR 102417393B1
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- egr
- egr filter
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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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
- F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
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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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/35—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/10—Filter screens essentially made of metal
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
- F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
본 발명에 따른 막힘이 방지되는 EGR 필터는, 엔진(10)으로부터 배출된 배기가스의 일부를 상기 엔진(10)으로 다시 순환시키는 EGR 라인에 설치되어, 상기 배기가스에 포함된 이물질을 필터링하는 EGR 필터 어셈블리에 장착되는 EGR 필터에 있어서, 상기 EGR 필터(71)는. 금속재질의 와이어로 이루어진 위사(71a)와 경사(71b)가 능직(綾織)으로 직조되는 것을 특징으로 한다.
Description
도 2는 종래기술에 따른 EGR 필터의 단면도.
도 3은 종래기술에 따른 EGR 필터의 직조상태를 도시한 개략도.
도 4는 본 발명에 따른 EGR 필터의 직조상태를 도시한 개략도.
도 5는 본 발명에 따른 EGR 필터에서 유효공간율이 증가한 상태를 도시한 개략도.
도 6은 본 발명에 따른 EGR 필터에서 열팽창 상태를 도시한 개략도.
12 : 흡기매니폴드 13 : 인터쿨러
21 : 배기라인 22 : 배기매니폴드
30 : 터보차저 31 : 터빈
32 : 컴프레서 40 : 후처리 장치
50 : 고압 EGR 51 : 고압 EGR 라인
52 : 고압 EGR 밸브 53 : 고압 EGR 쿨러
60 : 저압 EGR 61 : 저압 EGR 라일
62 : 저압 EGR 밸브 63 : 저압 EGR 쿨러
71 : EGR 필터 71a : 위사
71b : 경사 170 : EGR 필터 어셈블리
171 : EGR 필터 171a : 위사
171b : 경사
Claims (7)
- 엔진으로부터 배출된 배기가스의 일부를 상기 엔진으로 다시 순환시키는 EGR 라인에 설치되어, 상기 배기가스에 포함된 이물질을 필터링하는 EGR 필터 어셈블리에 장착되는 EGR 필터에 있어서,
상기 EGR 필터는.
금속재질의 와이어로 이루어진 위사와 경사가 능직(綾織)으로 직조되고,
열간시 상기 위사(71a)와 상기 경사(71b)가 비대칭 열팽창하도록 상기 위사와 상기 경사는 서로 다른 열팽창율을 갖는 것을 특징으로 하는 막힘이 방지되는 EGR 필터. - 제1항에 있어서,
상기 위사는,
정해진 개수의 경사들을 통과 하고, 그 다음번 경사와 교차되는 것을 특징으로 하는 막힘이 방지되는 EGR 필터. - 제2항에 있어서,
서로 인접한 위사는 서로 다른 경사와 교차되는 것을 특징으로 하는 막힘이 방지되는 EGR 필터. - 삭제
- 제1항에 있어서,
상기 경사는 상기 위사보다 열팽창율이 큰 재질로 형성되는 것을 특징으로 하는 막힘이 방지되는 EGR 필터. - 제5항에 있어서,
상기 위사는 SUS 300 계열을 재질로 하고,
상기 경사는 SUS 400 계열을 재질로 하는 것을 특징으로 하는 막힘이 방지되는 EGR 필터. - 제1항에 있어서,
상기 EGR 필터 어셈블리는 저압 EGR 라인에 설치되는 것을 특징으로 하는 막힘이 방지되는 EGR 필터.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180068824A KR102417393B1 (ko) | 2018-06-15 | 2018-06-15 | 막힘이 방지되는 egr 필터 |
US16/213,399 US10677203B2 (en) | 2018-06-15 | 2018-12-07 | EGR filter for preventing clogging |
JP2018229939A JP7161390B2 (ja) | 2018-06-15 | 2018-12-07 | 目詰まりが防止されたegrフィルター |
DE102019204976.1A DE102019204976A1 (de) | 2018-06-15 | 2019-04-08 | AGR-Filter zum Verhindern des Verstopfens |
CN201910276043.5A CN110608114B (zh) | 2018-06-15 | 2019-04-08 | 用于防止堵塞的排放气体再循环过滤器 |
Applications Claiming Priority (1)
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KR1020180068824A KR102417393B1 (ko) | 2018-06-15 | 2018-06-15 | 막힘이 방지되는 egr 필터 |
Publications (2)
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KR20190141960A KR20190141960A (ko) | 2019-12-26 |
KR102417393B1 true KR102417393B1 (ko) | 2022-07-06 |
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KR1020180068824A Active KR102417393B1 (ko) | 2018-06-15 | 2018-06-15 | 막힘이 방지되는 egr 필터 |
Country Status (5)
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US (1) | US10677203B2 (ko) |
JP (1) | JP7161390B2 (ko) |
KR (1) | KR102417393B1 (ko) |
CN (1) | CN110608114B (ko) |
DE (1) | DE102019204976A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20210146591A (ko) | 2020-05-27 | 2021-12-06 | 현대자동차주식회사 | Egr 쿨러용 em 필터 |
US11846257B2 (en) | 2021-05-03 | 2023-12-19 | Deere & Company | Engine system with reversible exhaust gas recirculation pump for controlling bypass flow |
US11591992B2 (en) | 2021-05-05 | 2023-02-28 | Deere & Company | Engine system with air pump for enhanced turbocharger air exchange |
US11572824B2 (en) | 2021-05-13 | 2023-02-07 | Deere & Company | Electrified engine boost components for mitigating engine stalling in a work vehicle |
US11536213B2 (en) | 2021-05-19 | 2022-12-27 | Deere & Company | Engine system with electrified air system components for managing emissions of nitrogen oxides in a work vehicle |
US11572673B2 (en) | 2021-06-25 | 2023-02-07 | Deere & Company | Work vehicle power system with decoupled engine air system components |
US11939929B2 (en) | 2021-08-19 | 2024-03-26 | Deere &Company | Engine electrified air system including electric turbocharger and exhaust gas recirculation pump |
US12123379B2 (en) | 2022-03-28 | 2024-10-22 | Deere & Company | Dual core exhaust gas recirculation cooler |
CN115263625A (zh) * | 2022-08-10 | 2022-11-01 | 上海汽车集团股份有限公司 | 一种egr系统以及车辆 |
Citations (1)
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JP2008180191A (ja) * | 2007-01-26 | 2008-08-07 | Hitachi Metals Ltd | Egrフィルタ装置 |
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2018
- 2018-06-15 KR KR1020180068824A patent/KR102417393B1/ko active Active
- 2018-12-07 US US16/213,399 patent/US10677203B2/en active Active
- 2018-12-07 JP JP2018229939A patent/JP7161390B2/ja active Active
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2019
- 2019-04-08 DE DE102019204976.1A patent/DE102019204976A1/de active Pending
- 2019-04-08 CN CN201910276043.5A patent/CN110608114B/zh active Active
Patent Citations (1)
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JP2008180191A (ja) * | 2007-01-26 | 2008-08-07 | Hitachi Metals Ltd | Egrフィルタ装置 |
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Publication number | Publication date |
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JP2019218942A (ja) | 2019-12-26 |
KR20190141960A (ko) | 2019-12-26 |
DE102019204976A1 (de) | 2019-12-19 |
JP7161390B2 (ja) | 2022-10-26 |
US20190383244A1 (en) | 2019-12-19 |
US10677203B2 (en) | 2020-06-09 |
CN110608114B (zh) | 2022-07-26 |
CN110608114A (zh) | 2019-12-24 |
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