KR970075898A - 배기가스측정장치 - Google Patents

배기가스측정장치 Download PDF

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Publication number
KR970075898A
KR970075898A KR1019970019646A KR19970019646A KR970075898A KR 970075898 A KR970075898 A KR 970075898A KR 1019970019646 A KR1019970019646 A KR 1019970019646A KR 19970019646 A KR19970019646 A KR 19970019646A KR 970075898 A KR970075898 A KR 970075898A
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KR
South Korea
Prior art keywords
exhaust gas
particulate matter
filter
liquid particulate
measuring apparatus
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KR1019970019646A
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English (en)
Other versions
KR100207132B1 (ko
Inventor
준 이찌가와
Original Assignee
후따미 도미오
히노 지도샤 고교 가부시키가이샤
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Publication of KR970075898A publication Critical patent/KR970075898A/ko
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Publication of KR100207132B1 publication Critical patent/KR100207132B1/ko

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    • 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
    • G01N33/0011—Sample conditioning
    • G01N33/0018—Sample conditioning by diluting a gas
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N1/2252—Sampling from a flowing stream of gas in a vehicle exhaust
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample
    • G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N2001/2264—Sampling from a flowing stream of gas with dilution

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Combustion & Propulsion (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Fluid Mechanics (AREA)
  • Dispersion Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

본 발명은 배기가스중에 포함되는 액체입자상 물질을 연속적으로 측정하는 것이 가능한 배기가스측정장치를 제공하는 것을 목적으로 한다.
본 발명에 있어서는 추출관(47)에 의하여 추출된 배기가스중의 매연을 고온의 파티큐레이트필터(34)에 의하여 제거하고, 냉각용 희석공기공급관(50)에 의하여 공급되는 공기로 52℃이하로 냉각하고, 불소수지로 이루어지는 액체입자상 물질용 필터(48)를 통과시키고 이때에 필터(48)에 의하여 액체입자상 물질의 포착량에 비례한 입차를 차압계(49)에 의하여 발생시켜 측정하도록 한 것이다.

Description

배기가스측정장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 배기가스측정장치의 전체구성을 나타낸 배관도, 제2도는 배기가스의 추출을 위한 접속을 나타낸 요부확대배관도, 제3도는 액체입자상 물질의 측정을 위한 구성을 나타낸 요부확대배관도, 제4도는 액체입자상 물질측정용 필터의 평면도, 제5도는 동단면도, 제6도는 액체입자상 물질의 포착량에 대한 차압의 관계를 나타낸 그래프이다.

Claims (3)

  1. 엔진의 배기가스중의 액체입자상 물질을 측정하는 배기가스 측정장치에 있어서, 상기 액체입자상 물질을 함유하는 배기가스가 통과하는 관로에 접속된 필터로서, 상기 액체입자상 물질이 침투하지 않는 재료로 이루어진 필터와, 상기 관로의 상기 필터의 상류측과 하류측의 차압을 계측하는 차압계를 각각 구바하고, 상기 차압계의 계측치로부터 배기가스중의 액체입자상 물질의 함유량을 측정하도록 한 것을 특징으로 하는 배기가스 측정장치.
  2. 제1항에 있어서, 상기 관로의 상기 액체입자상 물질이 침투하지 않는 필터의 상류측에 배기가스중의 그을음을 제거하는 필터가 접속되어 있는 것을 특징으로 하는 배기가스 측정장치.
  3. 제1항에 있어서, 상기 그을음을 제거하는 필터와 상기 액체입자상 물질이 침투하지 않는 필터와의 사이에 있어서, 상기 배기가스에 희석공기를 공급하여 상기 액체입자상 물질의 액화온도 이하로 낮추는 냉각수단이 접속되어 있는 것을 특징으로 하는 배기가스 측정장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970019646A 1996-05-22 1997-05-22 배기가스 측정장치 KR100207132B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8-260311 1996-05-22
JP15031196A JP3759652B2 (ja) 1996-05-22 1996-05-22 排気ガス測定装置
JP8-150311 1996-05-22

Publications (2)

Publication Number Publication Date
KR970075898A true KR970075898A (ko) 1997-12-10
KR100207132B1 KR100207132B1 (ko) 1999-07-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970019646A KR100207132B1 (ko) 1996-05-22 1997-05-22 배기가스 측정장치

Country Status (3)

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JP (1) JP3759652B2 (ko)
KR (1) KR100207132B1 (ko)
CN (1) CN1110704C (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3451012B2 (ja) * 1998-03-17 2003-09-29 株式会社堀場製作所 希釈ガス流量制御装置
AT6349U3 (de) * 2003-06-04 2004-04-26 Avl List Gmbh Verfahren zur bestimmung charakteristischer eigenschaften von russpartikeln
JP4553363B2 (ja) * 2005-02-17 2010-09-29 ボッシュ株式会社 パティキュレート量の測定装置、パティキュレート量の測定方法、及び排気浄化装置
US7389703B2 (en) * 2005-09-29 2008-06-24 Horiba Instruments, Inc. Sampler for engine exhaust dilution
CN103175752A (zh) * 2011-12-21 2013-06-26 中国石油大学(华东) 一种智能型在线等动采样设备
CN103424334A (zh) * 2012-05-24 2013-12-04 上海海事大学 基于微压差测量的油雾浓度检测装置和检测方法
JP5912981B2 (ja) * 2012-08-06 2016-04-27 株式会社堀場製作所 排ガス希釈装置及びｐｍ測定システム
WO2015115287A1 (ja) * 2014-01-29 2015-08-06 株式会社村田製作所 被測定物の測定方法および測定装置
CN104122373B (zh) * 2014-07-24 2016-10-05 交通运输部公路科学研究院 一种汽车尾气排放测量装置及方法
CN107315068B (zh) * 2017-06-16 2023-05-23 百色学院 一种液态金属净化实验回路系统及其使用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6097240A (ja) * 1983-11-01 1985-05-31 Nippon Soken Inc 車輌用微粒子排出量測定装置
JP2870369B2 (ja) * 1993-06-18 1999-03-17 住友電気工業株式会社 排気ガス浄化用フィルター

Also Published As

Publication number Publication date
CN1184253A (zh) 1998-06-10
JPH09311101A (ja) 1997-12-02
CN1110704C (zh) 2003-06-04
KR100207132B1 (ko) 1999-07-15
JP3759652B2 (ja) 2006-03-29

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