全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

快速砂浆棒法检测集料碱活性的岩石和地域局限性及改进措施

DOI: 10.3969/j.issn.1671-7627.2008.02.023, PP. 98-104

Keywords: 碱集料反应,碱硅酸反应,快速砂浆棒法,混凝土棱柱体法

Full-Text   Cite this paper   Add to My Lib

Abstract:

综述了快速砂浆棒法的发展和在部分国家或地区的应用经验,研究并提出了其改进措施.文献结果表明,快速砂浆棒法检测集料碱活性具有明显的岩石和地域局限性,对某些种类的变质岩和火成岩可能夸大其危害性,同时可能低估某些碳酸盐、花岗岩、片麻岩和硅质砂岩集料的碱活性.和混凝土棱柱体法膨胀结果相比,快速砂浆棒法膨胀结果不能反映集料在混凝土中的膨胀水平,不宜用于集料活性程度的判定.对世界范围典型集料的试验结果表明,采用能够保持岩石原有结构构造特征颗粒尺寸的中国快速砂浆棒法可以比现有快速砂浆棒法更好地预测集料在混凝土中的膨胀水平,特别是对快速砂浆棒法易于误判的集料类型.

References

[1]  canadianstandardsassociation.csaa23.225a.testmethodfordetectionofalkali-silicareactiveaggregatebyacceleratedexpansionofmortarbars[s].rexdale,ontario,1994.236-242.
[2]  fournierb,berubema,frenettej.laboratoryinvestigationsforevaluatingpotentialalkali-reactivityofaggregatesandselectingpreventativemeasuresagainstaar-whatdotheyreallymean?[a].quebec,2000.287-296.
[3]  grosboism,fontainee.evaluationofthepotentialalkali-reactivityofconcreteaggregates:performanceoftestingmethodsandaproducer’spointofview[a].quebec,2000.267-276.
[4]  pughj.ontheabilityofacceleratedtestmethodstoassesspotentialforalkali-silicareaction[d].texas:theuniversityoftexasataustin,2003.
[5]  nixonpj,simsi.universallyacceptedtestingproceduresforaartheprogressofrilemtechnicalcommittee106[a].quebec,2000.435-444.
[6]  leehau,liuchihchien,wangweichien.anacceleratedconcreteprismsoakingtestforevaluatingthealkali-reactivityofaggregates[a].北京:万国学术出版社;北京:世界图书出版公司,2004.273-281.
[7]  hironobusuzuki,kimihikonakayama,ken-ichimiyanaga.studyonevaluationmethodforalkali-silicareactivityofaggregates[a].北京:万国学术出版社;北京:世界图书出版公司,2004.413-420.
[8]  卢都友,吕忆农,许仲梓.集料碱硅酸活性快速检测方法对比研究[j].建筑材料学报,2006(4):493-499.doi:10.3969/j.issn.1007-9629.2006.04.023.
[9]  luduyou,fournierb,grattan-bellewpe.developmentofauniversalacceleratedtestforalkali-silicaandalkali-carbonatereactivityofconcreteaggregates[j].materialsandstructures,2008.235-246.
[10]  卢都友,吕忆农,许仲梓.集料asr碱活性检测方法评述[j].南京化工大学学报(自然科学版),1998(2):86-92.
[11]  中华人民共和国国家经济贸易委员会.dl/t5151-2001.水工混凝土砂石骨料试验规程[s].北京:中国电力出版社,2002.
[12]  中华人民共和国铁道部.tb/t2922.5-2002.铁路混凝土用骨料碱活性试验方法快速砂浆棒法[s].北京:中国铁道出版社,2002.
[13]  oberhosterre,daviesg.anacceleratedmethodfortestingthepotentialalkalireactivityofsiliceousaggregates[j].cementandconcreteresearch,1986.181-189.
[14]  berubema,fournierb.canadianexperiencewithtestingforalkali-aggregatereactionreactivityinconcrete[j].cementandconcretecomposites,1993.27-47.
[15]  starkd.significanceoftestsandpropertiesofconcreteandconcrete-makematerials[a].westconshohocken:americansocietyfortestingandmaterials,1994.368.
[16]  shayana.developmentsintestingforaarinaustralia[a].dartmouth,novascotia:naturalresourcesandresourcesnaturelles,1995.139-152.
[17]  americasocietyfortestingandmaterials.astmc1260-1994.standardtestmethodforpotentialalkalireactivityofaggregates(mortar-barmethod)[s].philadephia:concreteandmineralaggregates,2002.4.
[18]  nixonpj,simsi.detectionofpotentialalkali-reactivityofaggregates-theultra-acceleratedmortar-bartest[j].materialsandstructures,2000.283-293.
[19]  hootonrd.recentdevelopmentsintestingforasrinnorthamerica[a].dartmouth,novascotia:naturalresourcesandresourcesnaturelles,1995.95-107.
[20]  berubema,durandb,vezinad.alkali-aggregatereactivityinquebec(canada)[j].canadianjournalofcivilengineering,2000.226-245.
[21]  grattan-bellewpe.testmethodsandcriteriaforevaluatingthepotentialreactivityofaggregates[a].kyoto:societyofmaterialsscienceofjapan,1989.279-294.
[22]  demerchantdp,fournierb,strangf.alkali-aggregateresearchinnewbrunswick[j].canadianjournalofcivilengineering,2000.212-225.
[23]  farzadmd,jabarootimr,amirka.determinationofdeleteriousexpansionlimitsinacceleratedmortarbartest(ambt)[a].北京:万国学术出版社;北京:世界图书出版公司,2004.288-293.
[24]  freitagsa,stjohnda,goguelr.astmc1260andthealkalireactivityofnewzealandgreywackes[a].quebec,2000.305-313.
[25]  fournierb,berubema.alkali-aggregatereactioninconcrete:areviewofbasicconceptsandengineeringimplications[j].canadianjournalofcivilengineering,2000.167-191.doi:10.1139/cjce-27-2-167.
[26]  canadianstandardsassociation.csaa23.2-27a-00.standardpracticetoidentifydegreeofalkali-reactivityofaggregatesandtoidentifymeasurestoavoiddeleteriousexpansioninconcrete[s].mississauga:canadianstandardsassociation,2000.251-259.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133