混凝土
混凝土
혼응토
CONCRETE
2014年
6期
78-80
,共3页
梁炯丰%郭立湘%程丽红%吴华英
樑炯豐%郭立湘%程麗紅%吳華英
량형봉%곽립상%정려홍%오화영
再生砖粗骨料混凝土%单轴受压%应力-应变
再生磚粗骨料混凝土%單軸受壓%應力-應變
재생전조골료혼응토%단축수압%응력-응변
recycled brick coarse aggregate concrete%uniaxial loading%stress-strain
完成了再生砖粗骨料混凝土的单轴受压力学性能试验,研究了不同取代率对再生砖粗骨料混凝土的立方体抗压强度、棱柱体抗压强度、弹性模量的影响。研究结果表明:再生砖粗骨料混凝土的立方体抗压强度、棱柱体抗压强度、弹性模量随着取代率的不断增加而不断减小,但峰值应变却不断增大;基于试验数据,拟合得到了再生砖粗骨料混凝土的应变-应变关系曲线表达式。
完成瞭再生磚粗骨料混凝土的單軸受壓力學性能試驗,研究瞭不同取代率對再生磚粗骨料混凝土的立方體抗壓彊度、稜柱體抗壓彊度、彈性模量的影響。研究結果錶明:再生磚粗骨料混凝土的立方體抗壓彊度、稜柱體抗壓彊度、彈性模量隨著取代率的不斷增加而不斷減小,但峰值應變卻不斷增大;基于試驗數據,擬閤得到瞭再生磚粗骨料混凝土的應變-應變關繫麯線錶達式。
완성료재생전조골료혼응토적단축수압역학성능시험,연구료불동취대솔대재생전조골료혼응토적립방체항압강도、릉주체항압강도、탄성모량적영향。연구결과표명:재생전조골료혼응토적립방체항압강도、릉주체항압강도、탄성모량수착취대솔적불단증가이불단감소,단봉치응변각불단증대;기우시험수거,의합득도료재생전조골료혼응토적응변-응변관계곡선표체식。
The mechanical behavior of recycled brick coarse aggregate concrete under uniaxial loading were tested and investigated.An studies was made of the influence of varying recycled brick coarse aggregate contents on the cubic compressive strength ,axial compressive strength and elastic modulus.It was found that the cubic compressive strength,axial compressive strength and elastic modulus of recycled brick coarse aggregate concrete all decrease with the increase of the recycled brick coarse aggregate contents,but the peak strain were higher.Based test data,the function expression of relationship between stress-strain.