KR20160055256A - 검댕 축적 확인 시스템 - Google Patents

검댕 축적 확인 시스템 Download PDF

Info

Publication number
KR20160055256A
KR20160055256A KR1020167009626A KR20167009626A KR20160055256A KR 20160055256 A KR20160055256 A KR 20160055256A KR 1020167009626 A KR1020167009626 A KR 1020167009626A KR 20167009626 A KR20167009626 A KR 20167009626A KR 20160055256 A KR20160055256 A KR 20160055256A
Authority
KR
South Korea
Prior art keywords
particulate filter
control module
ammonia
soot accumulation
sensor
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
KR1020167009626A
Other languages
English (en)
Korean (ko)
Inventor
존 더블유. 드조지
티모시 피. 가드너
Original Assignee
테네코 오토모티브 오퍼레이팅 컴파니 인코포레이티드
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 테네코 오토모티브 오퍼레이팅 컴파니 인코포레이티드 filed Critical 테네코 오토모티브 오퍼레이팅 컴파니 인코포레이티드
Publication of KR20160055256A publication Critical patent/KR20160055256A/ko
Ceased legal-status Critical Current

Links

Images

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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
    • 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
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
    • 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
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
    • 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
    • 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
    • F01N3/103—Oxidation catalysts for HC and CO only
    • 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
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the dosing of reducing agent
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration
    • 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
    • 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
    • F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
    • 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
    • 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
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • Y02T10/24—
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
KR1020167009626A 2013-09-20 2014-09-18 검댕 축적 확인 시스템 Ceased KR20160055256A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/032,665 US9371767B2 (en) 2013-09-20 2013-09-20 Soot load determination system
US14/032,665 2013-09-20
PCT/US2014/056208 WO2015042217A1 (en) 2013-09-20 2014-09-18 Soot load determination system

Publications (1)

Publication Number Publication Date
KR20160055256A true KR20160055256A (ko) 2016-05-17

Family

ID=52689368

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167009626A Ceased KR20160055256A (ko) 2013-09-20 2014-09-18 검댕 축적 확인 시스템

Country Status (6)

Country Link
US (1) US9371767B2 (enExample)
JP (1) JP2016530423A (enExample)
KR (1) KR20160055256A (enExample)
CN (1) CN105556076B (enExample)
DE (1) DE112014004319T5 (enExample)
WO (1) WO2015042217A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102054214B1 (ko) * 2018-10-26 2019-12-10 (주)세라컴 배기가스 후처리 시스템 및 이의 제어방법

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT2597279T (pt) * 2011-11-22 2021-10-15 Deutz Ag Dispositivo e método para purificar gases de escape de motores a diesel
US9334773B2 (en) * 2013-10-31 2016-05-10 Cummins Ip, Inc. Particulate matter sensor regeneration
CN112362973A (zh) * 2014-06-06 2021-02-12 滤波器感知技术有限公司 射频状态变量测量系统和方法
CN107849957B (zh) 2015-08-03 2020-03-24 康明斯排放处理公司 用于包括过滤器上的scr的后处理系统的传感器配置
US9879580B2 (en) 2015-08-19 2018-01-30 Cummins, Inc. Diagnostic methods for a high efficiency exhaust aftertreatment system
EP3184769B1 (en) * 2015-12-25 2018-07-18 Kubota Corporation Exhaust apparatus for diesel engine
JP6586377B2 (ja) * 2016-02-23 2019-10-02 日野自動車株式会社 排気浄化装置
WO2018057170A1 (en) * 2016-09-20 2018-03-29 Caterpillar Inc. After-treatment system
CN107024444A (zh) * 2017-02-15 2017-08-08 武汉启呈环保技术有限公司 一种柴油机脱硝氨逃逸测试反馈系统
CN106896078B (zh) * 2017-02-15 2019-06-04 武汉启呈环保技术有限公司 一种柴油机尾气脱硝氨逃逸测试装置
CN108131188B (zh) * 2018-01-29 2020-10-27 中国第一汽车股份有限公司 微粒过滤器控制系统
US20200378293A1 (en) * 2018-02-19 2020-12-03 Cummins Emission Solutions Inc. Improved diesel particulate filter linearity with thin ash layer
CN108645964B (zh) * 2018-04-23 2020-11-06 华北电力科学研究院有限责任公司 基于尿素还原剂的scr脱硝装置氨逃逸均值测定方法及系统
US20190353071A1 (en) * 2018-05-18 2019-11-21 GM Global Technology Operations LLC Selective catalytic reduction device control
US11008917B2 (en) * 2018-08-24 2021-05-18 International Engine Intellectual Property Company, Llc. DEF dosing using multiple dosing locations while maintaining high passive soot oxidation
JP7003878B2 (ja) * 2018-08-30 2022-01-21 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE102018220715A1 (de) * 2018-11-30 2020-06-04 Volkswagen Aktiengesellschaft Abgasnachbehandlungssystem sowie Verfahren zur Abgasnachbehandlung eines Verbrennungsmotors
US11286838B2 (en) * 2019-06-26 2022-03-29 Ford Global Technologies, Llc Methods for vehicle emissions control
DE102020123028A1 (de) * 2019-09-13 2021-03-18 Ngk Spark Plug Co., Ltd. Gassensorsteuerungsvorrichtung, Gassensorvorrichtung und Steuerungsvorrichtung für eine Brennkraftmaschine
DE102020202551A1 (de) * 2020-02-28 2021-09-02 Vitesco Technologies GmbH Verfahren und Vorrichtung zur Diagnose eines in einem Abgaskanal eines Kraftfahrzeugs angeordneten beschichteten Partikelfilters
US11339702B2 (en) * 2020-09-15 2022-05-24 Ford Global Technologies, Llc Methods and systems for an exhaust gas aftertreatment system
CN114964793B (zh) * 2022-04-24 2024-07-19 潍柴动力股份有限公司 Sdpf的灰载量的检测方法及设备、监测方法及装置、车辆

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6978604B2 (en) 2003-11-06 2005-12-27 International Engine Intellectual Property Company, Llc Soot burn-off control strategy for a catalyzed diesel particulate filter
WO2008103111A1 (en) 2007-02-21 2008-08-28 Volvo Lastvagnar Ab Exhaust gas after treatment system (eats)
US8316635B2 (en) 2008-06-13 2012-11-27 Cummins Filtration Ip, Inc. Methods of increasing accuracy of soot load estimates
JP5702287B2 (ja) 2008-09-10 2015-04-15 マック トラックス インコーポレイテッド ディーゼル微粒子フィルタ、エンジンおよび後処理システムにおける煤負荷を推定する方法
BRPI0924433B1 (pt) 2009-03-12 2021-05-04 Volvo Lastvagnar Ab Método de operação para um sistema de pós-tratamento de gás de exaustão e sistema de pós-tratamento de gás de exaustão
US8316634B2 (en) 2009-03-24 2012-11-27 GM Global Technology Operations LLC Ammonia load control for SCR catalyst prior to DPF regeneration
US8516804B2 (en) 2010-02-26 2013-08-27 Corning Incorporated Systems and methods for determining a particulate load in a particulate filter
US9273576B2 (en) * 2010-08-17 2016-03-01 Ford Global Technologies, Llc Method for reducing urea deposits in an aftertreatment system
US8660741B2 (en) * 2010-10-01 2014-02-25 Deere & Company Particulate filter ash loading prediction method and vehicle with same
US8447461B2 (en) 2010-10-01 2013-05-21 Deere & Company Particulate filter ash loading prediction method and vehicle with same
US9151202B2 (en) 2010-10-13 2015-10-06 Cummins Intellectual Property, Inc. Multi-leg exhaust aftertreatment system and method
US20120204537A1 (en) * 2011-02-11 2012-08-16 Caterpillar Inc. Adaptive diesel particulate filter regeneration control and method
US9051858B2 (en) * 2011-03-30 2015-06-09 Caterpillar Inc. Compression ignition engine system with diesel particulate filter coated with NOx reduction catalyst and stable method of operation
DE102011085952A1 (de) * 2011-11-08 2013-05-08 Robert Bosch Gmbh SCR-Katalysatorsystem und Verfahren zu seinem Betrieb
US9222389B2 (en) 2012-02-02 2015-12-29 Cummins Inc. Systems and methods for controlling reductant delivery to an exhaust stream

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102054214B1 (ko) * 2018-10-26 2019-12-10 (주)세라컴 배기가스 후처리 시스템 및 이의 제어방법

Also Published As

Publication number Publication date
WO2015042217A1 (en) 2015-03-26
US20150086426A1 (en) 2015-03-26
US9371767B2 (en) 2016-06-21
DE112014004319T5 (de) 2016-07-07
CN105556076B (zh) 2017-11-24
JP2016530423A (ja) 2016-09-29
CN105556076A (zh) 2016-05-04

Similar Documents

Publication Publication Date Title
KR20160055256A (ko) 검댕 축적 확인 시스템
CN105317512B (zh) 生成用于氮氧化合物传感器偏移的防反跳持续时间的排气处理系统
JP5552488B2 (ja) Ｓｃｒ触媒コンバータとその上流側に取付けられた酸化触媒作用のある排ガス浄化コンポーネントを備えた排ガス浄化装置を作動させるための方法
US7908843B2 (en) Exhaust gas purification device
US8720189B2 (en) Apparatus and method for onboard performance monitoring of oxidation catalyst
CN101395347B (zh) 包括催化粉尘过滤器的排放系统
US20150240695A1 (en) Detecting over-temperature in exhaust system
US20130186064A1 (en) Exhaust Aftertreatment for NOx-Containing Exhaust From an Internal Combustion Engine
US20120144802A1 (en) Exhaust system having doc regeneration strategy
CN104508266B (zh) 排气处理装置功能检查
CN103388513A (zh) 具有诊断延迟的排气后处理系统
CN110344917A (zh) 用于运行废气后处理系统的方法
US20160108791A1 (en) Aftertreatment Control for Detection of Fuel Contaminant Concentration
JP6236529B2 (ja) 流体噴射制御システム
US8505284B2 (en) Stratified particulate filter regeneration system
JP4174685B1 (ja) 内燃機関の排気浄化装置
US9523974B2 (en) Method of controlling operation of an exhaust fluid treatment apparatus
US8864875B2 (en) Regeneration of a particulate filter based on a particulate matter oxidation rate
EP3106641B1 (en) Catalytic device detection system
US20100162687A1 (en) Method and device for the control of the operating state of the catalytic converter of the exhaust line of an internal combustion engine
CN108506070B (zh) 用于监测scr催化剂的还原剂输送性能的方法和系统
US9133747B2 (en) Selective catalyst reduction filter washcoat thickness ammonia compensation system
US8959898B2 (en) Regeneration methods and systems for particulate filters
JP2008519194A (ja) 内燃エンジンに付属する排気路の触媒式コンバータの動作状態を制御するための装置およびその装置を具備するエンジン

Legal Events

Date Code Title Description
A201 Request for examination
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-3-3-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000