Article(id=1325524229051142467, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, articleNumber=null, orderNo=null, doi=10.16236/j.cnki.nrjxb.202503027, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1720627200000, receivedDateStr=2024-07-11, revisedDate=1739203200000, revisedDateStr=2025-02-11, acceptedDate=null, acceptedDateStr=null, onlineDate=1793959203254, onlineDateStr=2026-11-06, pubDate=1748102400000, pubDateStr=2025-05-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793959203254, onlineIssueDateStr=2026-11-06, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793959203254, creator=13701087609, updateTime=1793959203254, updator=13701087609, issue=Issue{id=1325524161678033072, tenantId=1146029695717560320, journalId=1205116786560364546, year='2025', volume='43', issue='3', pageStart='193', pageEnd='287', issueExtLink='null', onlineDate='null', pubDate='1748102400000', pubDateStr='2025-05-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793959187179, creator='13701087609', updateTime=1793959945056, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1325527341178569523, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1325527341178569524, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=232, endPage=240, ext={EN=ArticleExt(id=1325524230322016580, articleId=1325524229051142467, tenantId=1146029695717560320, journalId=1205116786560364546, language=EN, title=Research on coordination control of N
2O and NO
x in dual-stage SCR system, columnId=null, journalTitle=Transactions of CSICE, columnName=null, runingTitle=null, highlight=null, articleAbstract=
A dual-stage selective cataiytic reduction(SCR) system effectively reduces NOx emissions during cold start-up by adding a close-coupled SCR in the upstream position. However, copper-based SCR produces more N2O in the low temperature section. In order to reduce N2O emission, a vanadium-based SCR catalyst is selected for the close-coupled SCR, and a copper-based SCR catalyst is selected for the downstream position. This selected aftertreatment system can not only reduce NOx emissions at low temperatures, but also limit N2O emission to lower levels. In this paper, vanadium-based and copper-based SCR catalyst models were built using AVL CruiseM simulation software, and N2O chemical reaction kinetics equations were added to the models. The influence of urea injection amount and NO2 ratio on NOx and N2O emissions was studied by simulation, and coordination control of N2O and NOx was verified by experiment. The results show that the co-control of NOx and N2O emission can be achieved by selecting the vanadium-based SCR catalyst at the front and the copper-based SCR catalyst in the downstream SCR.
, authors=Shenggang Guo
1, 2, 3, Fuyuan Yang
1, Nannan Sun
2, 3, Zhihua Lyu
2, 3, authorsList=Shenggang Guo, Fuyuan Yang, Nannan Sun, Zhihua Lyu, authorCompany=null, correspAuthors=Zhihua Lyu, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1325524237137760607, articleId=1325524229051142467, tenantId=1146029695717560320, journalId=1205116786560364546, language=CN, title=双级SCR系统中N
2O和NO
x协调技术研究, columnId=null, journalTitle=内燃机学报, columnName=, runingTitle=null, highlight=null, articleAbstract=
双级选择性催化还原(SCR)技术在后处理系统中设置前级SCR,可以有效降低冷启动时的NOx排放,但铜基SCR在低温段产生较多N2O,为了降低N2O排放,前级SCR选用钒基SCR催化剂,下游位置选用铜基SCR催化剂,此方案既可降低低温下NOx的排放,又可以控制N2O的排放.通过AVL CruiseM仿真软件搭建钒基及铜基SCR催化剂模型,在模型中增加N2O化学反应动力学方程,研究了尿素喷射量及NO2占比不同对NOx及N2O排放的影响规律,最后通过试验验证了前级SCR选用钒基SCR催化剂、下游选用铜基SCR催化剂方案,可以实现对NOx及N2O排放的协同控制.
, authors=郭圣刚
1, 2, 3, 杨福源
1, 孙楠楠
2, 3, 吕志华
2, 3, authorsList=郭圣刚, 杨福源, 孙楠楠, 吕志华, authorCompany=null, correspAuthors=吕志华, authorNote=
, correspAuthorsNote=
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1, 2, 3, address=
1.School of Vehicle and Mobility,Tsinghua University,Beijing 100084,China
2.Weichai Power Company Limited,Weifang 261061,China
3.State Key Laboratory of Engine and Powertrain System,Weifang 261061,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1325524239981498735, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, authorId=1325524239612399978, language=CN, stringName=郭圣刚, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1.清华大学车辆与运载学院,北京 100084
2.潍柴动力股份有限公司,潍坊 261061
3.内燃机与动力系统全国重点实验室,潍坊 261061, bio={"content":"
郭圣刚,硕士,高级工程师,guosg@weichai.com.
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1, address=
1.School of Vehicle and Mobility,Tsinghua University,Beijing 100084,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1325524240405123444, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, authorId=1325524240052801905, language=CN, stringName=杨福源, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.清华大学车辆与运载学院,北京 100084, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1325524237867569504, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, xref=1., ext=[AuthorCompanyExt(id=1325524237880152417, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, companyId=1325524237867569504, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.School of Vehicle and Mobility,Tsinghua University,Beijing 100084,China), AuthorCompanyExt(id=1325524237892735330, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, companyId=1325524237867569504, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2, 3, address=
2.Weichai Power Company Limited,Weifang 261061,China
3.State Key Laboratory of Engine and Powertrain System,Weifang 261061,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1325524240841331066, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, authorId=1325524240480620918, language=CN, stringName=孙楠楠, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
2, 3, address=
2.潍柴动力股份有限公司,潍坊 261061
3.内燃机与动力系统全国重点实验室,潍坊 261061, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1325524239071334755, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, xref=2., ext=[AuthorCompanyExt(id=1325524239083917668, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, companyId=1325524239071334755, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.Weichai Power Company Limited,Weifang 261061,China
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2, 3, address=
2.潍柴动力股份有限公司,潍坊 261061
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x emission), Keyword(id=1325524243680874883, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, orderNo=3, keyword=N
2O emission), Keyword(id=1325524243773149572, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, orderNo=4, keyword=coordination control), Keyword(id=1325524244108693893, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, orderNo=1, keyword=双级选择性催化还原), Keyword(id=1325524244179997062, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, orderNo=2, keyword=NO
x排放), Keyword(id=1325524244511347079, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, orderNo=3, keyword=N
2O排放), Keyword(id=1325524244599427464, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, orderNo=4, keyword=协调控制)], refs=[Reference(id=1325524253256470960, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, doi=null, pmid=null, pmcid=null, year=2023, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=生态环境部, journalName=null, refType=null, unstructuredReference=生态环境部. 中国移动源环境管理年报(2023)[R]. 北京:中华人民共和国生态环境部,
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Comparison of catalyst performance data, figureFileSmall=t4cgxr7zvPb0a3KXAhYYfg==, figureFileBig=dievXlhYinOMsesmijbOOA==, tableContent=null), ArticleFig(id=1325524245354402186, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图1, caption=
催化剂性能数据对比, figureFileSmall=t4cgxr7zvPb0a3KXAhYYfg==, figureFileBig=dievXlhYinOMsesmijbOOA==, tableContent=null), ArticleFig(id=1325524245778026891, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.2, caption=
N2O formation characteristics of Cu/V-SCR at different ANR, figureFileSmall=AKgPguzQKXuFJd7jLvl6qQ==, figureFileBig=g5MUFxmmx702OEsGZylkWQ==, tableContent=null), ArticleFig(id=1325524245882884492, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图2, caption=
不同氨氮比下铜基/钒基SCR的N2O生成特性, figureFileSmall=AKgPguzQKXuFJd7jLvl6qQ==, figureFileBig=g5MUFxmmx702OEsGZylkWQ==, tableContent=null), ArticleFig(id=1325524245975159181, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.3, caption=
NOx conversion efficiency of Cu/V-SCR at different ANR, figureFileSmall=1ORYt8LHRN5cLkYYv+k8IQ==, figureFileBig=jW4yNT8GD5Hwo56ovRoQQA==, tableContent=null), ArticleFig(id=1325524246285537678, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图3, caption=
不同氨氮比下铜基/钒基SCR的NOx转化效率, figureFileSmall=1ORYt8LHRN5cLkYYv+k8IQ==, figureFileBig=jW4yNT8GD5Hwo56ovRoQQA==, tableContent=null), ArticleFig(id=1325524247573189007, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.4, caption=
N2O formation characteristics of Cu/V-SCR at different NO2 volume ratios, figureFileSmall=qvqAY4E+d/2nVhKX/0L3hA==, figureFileBig=HZvttLbKEzhQ1BUWe85Kqg==, tableContent=null), ArticleFig(id=1325524247917121936, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图4, caption=
不同NO2体积占比下铜基/钒基SCR的N2O生成特性, figureFileSmall=qvqAY4E+d/2nVhKX/0L3hA==, figureFileBig=HZvttLbKEzhQ1BUWe85Kqg==, tableContent=null), ArticleFig(id=1325524247984230801, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.5, caption=
NOx conversion efficiency of V-SCR at different NO2 volume ratios, figureFileSmall=ZKwJXhz98UqvvTTFzTNWvA==, figureFileBig=z6OtVo64xCwiC9GT3E1kxA==, tableContent=null), ArticleFig(id=1325524248084894098, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图5, caption=
不同NO2体积占比下铜基/钒基SCR的NOx转化效率, figureFileSmall=ZKwJXhz98UqvvTTFzTNWvA==, figureFileBig=z6OtVo64xCwiC9GT3E1kxA==, tableContent=null), ArticleFig(id=1325524248391078291, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.6, caption=
NOx emission from cold and hot WHTC tailpipe, figureFileSmall=wRQWwbZr6p4JN2LpkuLuOw==, figureFileBig=L4BNqIxOC2289BBnIlycZQ==, tableContent=null), ArticleFig(id=1325524248470770068, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图6, caption=
冷/热态WHTC尾排NOx排放, figureFileSmall=wRQWwbZr6p4JN2LpkuLuOw==, figureFileBig=L4BNqIxOC2289BBnIlycZQ==, tableContent=null), ArticleFig(id=1325524248730816917, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.7, caption=
N2O emission from cold and hot WHTC tailpipe, figureFileSmall=JJ4xzKUjJWRxobq9MDH9gA==, figureFileBig=bLbFNWcFKIsrJHGHqO+BHg==, tableContent=null), ArticleFig(id=1325524248886006166, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图7, caption=
冷/热态WHTC尾排N2O排放, figureFileSmall=JJ4xzKUjJWRxobq9MDH9gA==, figureFileBig=bLbFNWcFKIsrJHGHqO+BHg==, tableContent=null), ArticleFig(id=1325524248961503639, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.8, caption=
Location of sampling port in test equipment, figureFileSmall=6vnTDpIF0rcIKM2iUCzCbQ==, figureFileBig=mvGDSzRB7GR49e8a8H51ug==, tableContent=null), ArticleFig(id=1325524249032806808, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图8, caption=
测试设备取样口位置, figureFileSmall=6vnTDpIF0rcIKM2iUCzCbQ==, figureFileBig=mvGDSzRB7GR49e8a8H51ug==, tableContent=null), ArticleFig(id=1325524249116692889, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.9, caption=
NOx emission after V-ccSCR from cold and hot WHTC, figureFileSmall=/IJ3e2RwrSd9naQzHaef4Q==, figureFileBig=xIEywOAE9gTg3Js9PjhHng==, tableContent=null), ArticleFig(id=1325524249192190362, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图9, caption=
冷/热态WHTC前级钒基SCR后NOx排放, figureFileSmall=/IJ3e2RwrSd9naQzHaef4Q==, figureFileBig=xIEywOAE9gTg3Js9PjhHng==, tableContent=null), ArticleFig(id=1325524249267687835, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.10, caption=
N2O emission after V-ccSCR from cold and hot WHTC, figureFileSmall=BJ1iZTZzekWQYipci8r8Lw==, figureFileBig=LIOQppKzkMOCdhppR5u8cw==, tableContent=null), ArticleFig(id=1325524249351573916, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图10, caption=
冷/热态WHTC前级钒基SCR后N2O排放, figureFileSmall=BJ1iZTZzekWQYipci8r8Lw==, figureFileBig=LIOQppKzkMOCdhppR5u8cw==, tableContent=null), ArticleFig(id=1325524249439654301, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.11, caption=
NH3 slip after V-ccSCR from cold and hot WHTC, figureFileSmall=FhhUEPJOwbtSRQKj0wK3OA==, figureFileBig=DCAq3cvvYm4LnAWysUlNKA==, tableContent=null), ArticleFig(id=1325524249624203678, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图11, caption=
冷/热态WHTC前级钒基SCR后NH3泄漏, figureFileSmall=FhhUEPJOwbtSRQKj0wK3OA==, figureFileBig=DCAq3cvvYm4LnAWysUlNKA==, tableContent=null), ArticleFig(id=1325524249703895455, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.12, caption=
NOx emission from cold and hot WHTC tailpipe, figureFileSmall=Dk/qM09a0j5gKQxCa/BEvg==, figureFileBig=QMqEiXedzhrdSLVlx3EbKg==, tableContent=null), ArticleFig(id=1325524249791975840, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图12, caption=
冷/热态WHTC尾排NOx排放, figureFileSmall=Dk/qM09a0j5gKQxCa/BEvg==, figureFileBig=QMqEiXedzhrdSLVlx3EbKg==, tableContent=null), ArticleFig(id=1325524249863279009, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Fig.13, caption=
N2O emission from cold and hot WHTC tailpipe, figureFileSmall=GyP+hsz5tDWgFuXL29fNQA==, figureFileBig=t/qvSxDIVnUHIPo8SOKXsQ==, tableContent=null), ArticleFig(id=1325524250047828386, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=图13, caption=
冷/热态WHTC尾排N2O排放, figureFileSmall=GyP+hsz5tDWgFuXL29fNQA==, figureFileBig=t/qvSxDIVnUHIPo8SOKXsQ==, tableContent=null), ArticleFig(id=1325524250119131555, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.1, caption=
Surface reactions on SCR catalyst
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 名称 | 化学反应 |
|---|
| R1 | NH3吸附 | NH3+S→NH3(S) |
| R2 | NH3脱附 | NH3(S)→NH3+S |
| R3 | NO氧化 | NO+0.5O2↔NO2 |
| R4 | NH3氧化生成N2 | 2NH3(S)+1.5O2→N2+3H2O+2S |
| R5 | NH3氧化生成NO | 4NH3(S)+5O2→4NO+6H2O+4S |
| R6 | NH3氧化生成N2O | 4NH3(S)+4O2→2N2O+6H2O+4S |
| R7 | 标准SCR | 4NH3(S)+4NO+O2→4N2+6H2O+4S |
| R8 | 快速SCR | 2NH3(S)+NO+NO2→2N2+3H2O+2S |
| R9 | 慢速SCR | 4NH3(S)+3NO2→3.5N2+6H2O+4S |
| R10 | NH3与NO生成N2O | 2NH3(S)+2NO+1.5O2→2N2O+ 3H2O+2S |
| R11 | NH3与NO2生成N2O | 2NH3(S)+2NO2→N2+N2O+ 3H2O+2S |
| R12 | NH3NO生成 | NH3(S)+NO→NH3NO(S) |
| R13 | NH3NO分解 | 4NH3NO(S)+3O2→4N2O+6H2O+4S |
| R14 | NH4NO3生成 | 2NH3(S)+2NO2→NH4NO3(S)+N2+H2O+2S |
| R15 | NH4NO3分解 | NH4NO3(S)→N2O+2H2O+S |
| R16 | NH3与NO、NO2生成N2O | NH3(S)+NO+NO2→1.5N2O+ 1.5H2O+S |
), ArticleFig(id=1325524250211406244, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表1, caption=
SCR催化剂表面反应
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 名称 | 化学反应 |
|---|
| R1 | NH3吸附 | NH3+S→NH3(S) |
| R2 | NH3脱附 | NH3(S)→NH3+S |
| R3 | NO氧化 | NO+0.5O2↔NO2 |
| R4 | NH3氧化生成N2 | 2NH3(S)+1.5O2→N2+3H2O+2S |
| R5 | NH3氧化生成NO | 4NH3(S)+5O2→4NO+6H2O+4S |
| R6 | NH3氧化生成N2O | 4NH3(S)+4O2→2N2O+6H2O+4S |
| R7 | 标准SCR | 4NH3(S)+4NO+O2→4N2+6H2O+4S |
| R8 | 快速SCR | 2NH3(S)+NO+NO2→2N2+3H2O+2S |
| R9 | 慢速SCR | 4NH3(S)+3NO2→3.5N2+6H2O+4S |
| R10 | NH3与NO生成N2O | 2NH3(S)+2NO+1.5O2→2N2O+ 3H2O+2S |
| R11 | NH3与NO2生成N2O | 2NH3(S)+2NO2→N2+N2O+ 3H2O+2S |
| R12 | NH3NO生成 | NH3(S)+NO→NH3NO(S) |
| R13 | NH3NO分解 | 4NH3NO(S)+3O2→4N2O+6H2O+4S |
| R14 | NH4NO3生成 | 2NH3(S)+2NO2→NH4NO3(S)+N2+H2O+2S |
| R15 | NH4NO3分解 | NH4NO3(S)→N2O+2H2O+S |
| R16 | NH3与NO、NO2生成N2O | NH3(S)+NO+NO2→1.5N2O+ 1.5H2O+S |
), ArticleFig(id=1325524250370789797, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.2, caption=
Parameters of catalyst and reactor
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 铜基SCR | 钒基SCR |
|---|
| 载体长度/mm | 76.2 | 76.2 |
| 载体直径/mm | 25.4 | 25.4 |
| 载体孔单元密度/(个·m-2) | 6.2×105 | 6.2×105 |
| 载体壁厚/mm | 0.1016 | 0.1016 |
| 催化剂涂敷量/(kg·m-3) | 157.8 | 445.0 |
| 空速/h-1 | 40000~100000 | 40000~100000 |
| 温度/℃ | 180~550 | 180~550 |
), ArticleFig(id=1325524250488230310, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表2, caption=
催化剂及反应器参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 铜基SCR | 钒基SCR |
|---|
| 载体长度/mm | 76.2 | 76.2 |
| 载体直径/mm | 25.4 | 25.4 |
| 载体孔单元密度/(个·m-2) | 6.2×105 | 6.2×105 |
| 载体壁厚/mm | 0.1016 | 0.1016 |
| 催化剂涂敷量/(kg·m-3) | 157.8 | 445.0 |
| 空速/h-1 | 40000~100000 | 40000~100000 |
| 温度/℃ | 180~550 | 180~550 |
), ArticleFig(id=1325524250576310695, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.3, caption=
Kinetic parameters of Cu-SCR
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 指前因子K | 活化能Ea/(kJ·mol-1) |
|---|
| R1 | 1000.00 | 0.00 |
| R2 | 2.00×105 | 104.65 |
| R3 | 1.00×1011 | 56.12 |
| R4 | 2.13 | 77.73 |
| R5 | 64.00 | 137.00 |
| R6 | 5.30×10-5 | 44.48 |
| R7 | 1.60×109 | 87.30 |
| R8 | 3.00×1015 | 99.77 |
| R9 | 3.00×108 | 99.77 |
| R10 | 1.20×1012 | 141.09 |
| R11 | 6.00×109 | 141.34 |
| R12 | 5.00×10-4 | 0.00 |
| R13 | 0.10 | 41.57 |
| R14+ | 1.60×105 | 0.00 |
| R14- | 500.00 | 33.26 |
| R15 | 5.00 | 71.50 |
| R16 | 2.00×1014 | 99.77 |
), ArticleFig(id=1325524250790220200, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表3, caption=
铜基SCR动力学参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 指前因子K | 活化能Ea/(kJ·mol-1) |
|---|
| R1 | 1000.00 | 0.00 |
| R2 | 2.00×105 | 104.65 |
| R3 | 1.00×1011 | 56.12 |
| R4 | 2.13 | 77.73 |
| R5 | 64.00 | 137.00 |
| R6 | 5.30×10-5 | 44.48 |
| R7 | 1.60×109 | 87.30 |
| R8 | 3.00×1015 | 99.77 |
| R9 | 3.00×108 | 99.77 |
| R10 | 1.20×1012 | 141.09 |
| R11 | 6.00×109 | 141.34 |
| R12 | 5.00×10-4 | 0.00 |
| R13 | 0.10 | 41.57 |
| R14+ | 1.60×105 | 0.00 |
| R14- | 500.00 | 33.26 |
| R15 | 5.00 | 71.50 |
| R16 | 2.00×1014 | 99.77 |
), ArticleFig(id=1325524250878300585, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.4, caption=
Kinetic parameters of V-SCR
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 指前因子K | 活化能Ea/(kJ·mol-1) |
|---|
| R1 | 1.00×101 | 0.00 |
| R2 | 4.00×103 | 99.77 |
| R3 | 1.50×109 | 51.96 |
| R4 | 1.80×103 | 141.34 |
| R5 | 3.00×1012 | 290.99 |
| R6 | 8.00×1012 | 252.75 |
| R7 | 1.45×104 | 54.04 |
| R8 | 2.00×107 | 24.94 |
| R9 | 3.50×103 | 49.88 |
| R10 | 1.00×107 | 130.95 |
| R11 | 4.50×109 | 154.22 |
), ArticleFig(id=1325524251016712618, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表4, caption=
钒基SCR动力学参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 反应编号 | 指前因子K | 活化能Ea/(kJ·mol-1) |
|---|
| R1 | 1.00×101 | 0.00 |
| R2 | 4.00×103 | 99.77 |
| R3 | 1.50×109 | 51.96 |
| R4 | 1.80×103 | 141.34 |
| R5 | 3.00×1012 | 290.99 |
| R6 | 8.00×1012 | 252.75 |
| R7 | 1.45×104 | 54.04 |
| R8 | 2.00×107 | 24.94 |
| R9 | 3.50×103 | 49.88 |
| R10 | 1.00×107 | 130.95 |
| R11 | 4.50×109 | 154.22 |
), ArticleFig(id=1325524252627325355, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.5, caption=
Main parameters of EAS
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 前级SCR | DOC | DPF | SCR |
|---|
| 直径/mm | 304.8 | 304.8 | 304.8 | 266.7 |
| 长度/mm | 101.6 | 152.4 | 203.2 | 406.4 |
目数/ (个·m-2) | 6.2×105 | 6.2×105 | 4.7×105 | 6.2×105 |
| 体积/m3 | 7.4×10-3 | 11.1×10-3 | 14.8×10-3 | 22.7×10-3 |
), ArticleFig(id=1325524252732182956, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表5, caption=
后处理主要参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 前级SCR | DOC | DPF | SCR |
|---|
| 直径/mm | 304.8 | 304.8 | 304.8 | 266.7 |
| 长度/mm | 101.6 | 152.4 | 203.2 | 406.4 |
目数/ (个·m-2) | 6.2×105 | 6.2×105 | 4.7×105 | 6.2×105 |
| 体积/m3 | 7.4×10-3 | 11.1×10-3 | 14.8×10-3 | 22.7×10-3 |
), ArticleFig(id=1325524252874789293, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=EN, label=Tab.6, caption=
Main parameters of engine
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| 参数 | 数值 |
|---|
| 发动机型式 | 直列6缸,四冲程 |
| 缸径/mm | 130 |
| 活塞行程/mm | 162 |
| 爆压/MPa | 23 |
| 最大转矩/(N·m) | 2600 |
| 最大功率/kW | 412 |
), ArticleFig(id=1325524252958675374, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524229051142467, language=CN, label=表6, caption=
发动机主要参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 发动机型式 | 直列6缸,四冲程 |
| 缸径/mm | 130 |
| 活塞行程/mm | 162 |
| 爆压/MPa | 23 |
| 最大转矩/(N·m) | 2600 |
| 最大功率/kW | 412 |
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