BR102019022955A2 - Sistema de teste de múltiplos sensores e múltiplos dosadores - Google Patents

Sistema de teste de múltiplos sensores e múltiplos dosadores Download PDF

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Publication number
BR102019022955A2
BR102019022955A2 BR102019022955-1A BR102019022955A BR102019022955A2 BR 102019022955 A2 BR102019022955 A2 BR 102019022955A2 BR 102019022955 A BR102019022955 A BR 102019022955A BR 102019022955 A2 BR102019022955 A2 BR 102019022955A2
Authority
BR
Brazil
Prior art keywords
sensor
test
metering
exhaust gas
internal combustion
Prior art date
Application number
BR102019022955-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Simanti Gajanan Chaudhari
Sanjeev K. Chaubey
Ajita Gupta
Priyanka Madhukar Somvanshi
Sharad M. Yeola
Parag M. Potdar
Saba Shahnawaz
Sandeep B. Hake
Original Assignee
Cummins Emission Solutions Inc.
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 Cummins Emission Solutions Inc. filed Critical Cummins Emission Solutions Inc.
Publication of BR102019022955A2 publication Critical patent/BR102019022955A2/pt

Links

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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/05—Testing internal-combustion engines by combined monitoring of two or more different engine parameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
    • G01M15/102—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases
    • G01M15/106—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases using pressure sensors
    • 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/02—Details or accessories of testing apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Testing Of Engines (AREA)
BR102019022955-1A 2018-11-01 2019-10-31 Sistema de teste de múltiplos sensores e múltiplos dosadores BR102019022955A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201841041375 2018-11-01
IN201841041375 2018-11-01

Publications (1)

Publication Number Publication Date
BR102019022955A2 true BR102019022955A2 (pt) 2020-05-26

Family

ID=70516929

Family Applications (1)

Application Number Title Priority Date Filing Date
BR102019022955-1A BR102019022955A2 (pt) 2018-11-01 2019-10-31 Sistema de teste de múltiplos sensores e múltiplos dosadores

Country Status (2)

Country Link
CN (1) CN111141526B (zh)
BR (1) BR102019022955A2 (zh)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8155860B2 (en) * 2008-04-01 2012-04-10 Cummins Filtration Ip, Inc. Real time doser efficiency monitoring
CN201266100Y (zh) * 2008-04-30 2009-07-01 北京中科泛华测控技术有限公司 汽车传感器测试系统
US8683844B2 (en) * 2011-08-31 2014-04-01 GM Global Technology Operations LLC Sensor monitoring methods and systems
CN202520422U (zh) * 2011-12-14 2012-11-07 中国第一汽车股份有限公司 便携式柴油机及后处理电控系统信号发生装置
CN105008691B (zh) * 2013-02-27 2018-01-16 康明斯知识产权公司 用于诊断还原剂输送性能的装置、方法和系统
US9482136B2 (en) * 2014-03-04 2016-11-01 Cummins Inc. NOx sensor based output disablement in response to exhaust system high frequency pressure pulsations
US9784166B2 (en) * 2014-12-30 2017-10-10 Cummins Inc. NOx sensor diagnostic for an exhaust aftertreatment system
US9670817B2 (en) * 2015-06-15 2017-06-06 Ford Global Technologies, Llc Systems and methods for running a NOx self-diagnostic test
NL2015086B1 (en) * 2015-07-03 2017-01-30 Daf Trucks Nv Method, apparatus, and system for diagnosing at least one NOx-sensor of a diesel engine system.
US9903247B2 (en) * 2015-12-31 2018-02-27 Cummins Emission Solutions Inc. Reductant apportionment for multi-dosing architectures

Also Published As

Publication number Publication date
CN111141526A (zh) 2020-05-12
CN111141526B (zh) 2022-07-19

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]