ZA202211038B - Method and system for purifying exhaust of diesel vehicle emission inspection institution - Google Patents

Method and system for purifying exhaust of diesel vehicle emission inspection institution

Info

Publication number
ZA202211038B
ZA202211038B ZA2022/11038A ZA202211038A ZA202211038B ZA 202211038 B ZA202211038 B ZA 202211038B ZA 2022/11038 A ZA2022/11038 A ZA 2022/11038A ZA 202211038 A ZA202211038 A ZA 202211038A ZA 202211038 B ZA202211038 B ZA 202211038B
Authority
ZA
South Africa
Prior art keywords
purifying exhaust
diesel vehicle
vehicle emission
inspection institution
emission inspection
Prior art date
Application number
ZA2022/11038A
Inventor
Huang Wanyou
WEN Yuanchen
Zou Yujian
Tan Shiwei
CHU Ruixia
Qiu Fangyuan
Sun Yue
Gu Chengjie
Zhang Kesong
Liu Zhihua
Li Yaxun
Guo Yajing
Original Assignee
Univ Shandong Jiaotong
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Univ Shandong Jiaotong filed Critical Univ Shandong Jiaotong
Publication of ZA202211038B publication Critical patent/ZA202211038B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9436—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
ZA2022/11038A 2022-04-22 2022-10-10 Method and system for purifying exhaust of diesel vehicle emission inspection institution ZA202211038B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210425160.5A CN114832624A (en) 2022-04-22 2022-04-22 Tail gas purification method and system for diesel vehicle emission inspection mechanism

Publications (1)

Publication Number Publication Date
ZA202211038B true ZA202211038B (en) 2022-12-21

Family

ID=82566078

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/11038A ZA202211038B (en) 2022-04-22 2022-10-10 Method and system for purifying exhaust of diesel vehicle emission inspection institution

Country Status (2)

Country Link
CN (1) CN114832624A (en)
ZA (1) ZA202211038B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116165350B (en) * 2023-03-13 2023-09-29 山东交通学院 Method, system and equipment for detecting pollutants of diesel vehicle based on remote sensing technology
CN116446985B (en) * 2023-06-14 2023-09-19 山东鼎昌智能科技有限公司 Automobile urea box capable of automatically controlling urea liquid supply

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5846490B2 (en) * 2011-12-21 2016-01-20 三菱ふそうトラック・バス株式会社 Exhaust gas purification device for internal combustion engine
WO2014199777A1 (en) * 2013-06-10 2014-12-18 ボッシュ株式会社 Control device, exhaust purification device for internal combustion engine, and method for controlling exhaust purification device
CN104612791B (en) * 2015-01-28 2017-02-22 东风商用车有限公司 Method and system for closed-loop control of urea solution injection quantity by SCR system
CN109098825A (en) * 2018-09-21 2018-12-28 南京蔚岚环境技术研究院有限公司 A kind of six emission purifying system controller of diesel vehicle state and its control method
CN209621441U (en) * 2018-12-11 2019-11-12 广州市新力金属有限公司 A kind of trapping of Fractions of Diesel Engine Exhaust Particulates and active regeneration system
CN110314517A (en) * 2019-05-27 2019-10-11 上海亨远船舶设备有限公司 A kind of the urea jet control system and its control method of SCR denitration process peculiar to vessel
CN113634123B (en) * 2021-08-31 2022-08-23 山东新凌志检测技术有限公司 Tail gas treatment device

Also Published As

Publication number Publication date
CN114832624A (en) 2022-08-02

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