高性能自密實混凝土的力學性能研究.pdf

1、授于單位代碼：!Q籩2研究生學號：——密級：——鄭州大學碩士學位論文(工程碩士)論文題目：盤絲絲自蜜塞遢拯的左堂掛筐班塞研究生姓名：趙塞蘭學科門類：王堂專業(yè)鋇域：建箕皇丕工捏導師、職稱：趙至副數(shù)援二零零五年五月六日ABSTRACTAnexperimentalresearchonthebehaviorofself—compactinghighperformanceconcreteundermixingproportion，compress

2、ivestrength，splittingtensilestrengthandstressstraincurvewasperformedinthispaperThecalculatingmethodsandcorrespondingformulaswhichsuitthecharacteristicsofthemechanicalpropertiesofself—compactinghighperformanceconcretewere

3、putforwardThemainachievementsareasfollows：1Throughorthogonalexperimentsonself—compactinghighperformanceconcreteAccordingtocharacteristicsofmechanicsandflowingalterationofself—compactingconcrete，theauthorscreensout4mainfa

4、ctorsanddesignsmixingproportionofconcretethrough3levelL日(34)orthogonalexperimenttableByexperimentstheauthoralsoarrangesoutsequenceofeveryfactortoindexFinallytheauthorconfirmsthebestmixingproportionofselfcompactingconcret

5、e2ThroughthecompressivestrengthandthesplittingtensilestrengthexperimentsonselfcompactinghighperformanceconcreteAccordingtotheselectedmixratios，twogroupsofconcretespecimens，oneofwhichwasmadewithnovibration，weremade，inorde

6、rtodoparallelstudiesThecomparingoftheratioofthestrengthofthegroupwithnovibrationtoitscorrespondinggroup，wouldhelpUStoseethat，whetherthereducingeffectofnovibrationonthecompressivestrengthofcubesandthesplittingtensilestren

7、lgthisevident3Throughtheexperimentsonflyashself—compactinghighperformanceconcreteAccordingtocharacteristicsofmechanicsandflowingalterationofselfcompactingconcrete，theauthorselects5mainfactorsanddesignsmixingproportiontes

8、tofconcretethroughorthogonalexperimenttableByexperimentstheauthorarrangesthesequenceofeveryfactortoindexFinallytheauthorconfirmsthebestmixingproportionOIself—compactingconcrete4Throughthecompressivestrengthandthesplittin

9、gtensilestrengthexperimentsonflyashself—compactinghighperformanceconcreteInthistext，anewkindofflyashSelf—compactingHighPeHormanceConcretewithnovibrationandvibrationareconcernedThecomparingoftheratioofthestrengthofthegrou