杂志简介 重点栏目 征稿对象 稿件要求
2011 6 Number 6 in 2011 0357 500 37
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology 2.2.1 2.2.2
2011 6 Number 6 in 2011 2.2.3 2.2.4 2.2.5
Concrete Technology 3.3.1
2011 6 Number 6 in 2011 3.3.2 3.3.3 3.3.4 3.3.5
Concrete Technology 3.3.6
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 冲击次数 300 250 200 150 PC SFHPCI SFHPCII SFHPCIII SFHPCIV SFHPCV SFHPCVI SFHPCVII 100 50 0 不同纤维掺量的试件 试件 1 试件 2 试件 3 试件 4 试件 5 试件 6 裂缝值 (mm) 0.25 0.2 0.15 0.1 0.05 0 SFHPCI SFHPCII SFHPCIII SFHPCIV 不同纤维掺量 SFHPCV SFHPCVI SFHPCVII 每组裂缝大小平均值
Concrete Technology [1] S.K. Saluja M.S. Sarmaetc. Compressive Strength of Fibrous Concrete[J]. The Indian Concrete Journal 19922324 [2] Ulrika Nystrom Kent Gylltoft. Comparative numerical studies of projectile impacts on plain and steel-fibre reinforced concrete[j]. International Journal of Impact Engineering 38 2011 95-105 [3] ACI544.2R. Measurement of Properties of Fiber Reinforced Concrete[S]. US ACICommittee544 [4] Zhao Wen Liang Lei etc. Stress Analysis of Concrete Under Impact Loading [J]. Journal of Northeastern UniversityNatural Science[ ] 2008235738-741 [5] Lu Lianghao. Fatigue Test of Steel Fiber Reinforced Concrete [J]. China Concrete and Cement Products19890420-21 [6] Bensaid Boulekbache Mostefa Hamrat etc. Flowability of fibre-reinforced concrete and its effect on the mechanical properties of the material. Construction and Building Materials24 2010 1664-1671 信息速读 : 浙江慈溪 : 严禁未经淡化处理的海砂进工地
2011 6 Number 6 in 2011 Δτ 1 α 2 = h1 4 WQ θ max (τ)= 48.96 Cρ = 4(k 1+k 2-1) Q= 7/Q -3/Q 7 3
Concrete Technology -mt θ(τ)=θ max (τ)(1-e ) -m(τ-1)δτ -mτδτ Δθ(τ)=θ (τ)[e -e ] max T n-1,τ-1+tn+1,τ-1 T n,τ =U +V T n,τ-1+δθ(τ) 2 Δτ U=2α h 2 1 4 T(t)=T+ b q h(h-h)δt 2 τ H 2 δ 1 h= γ 1( + ) 3 γ β μ T(t)=T(3,τ)-T (t) c 1 T m(t)= [T(3,τ)+T b(t)] 2 b
2011 6 Number 6 in 2011 α 1 σ i(t)= 1- E(t) ΔT zi(t) 1-μ Lβt cosh 2 α 1 1- =R i(t) 1-μ Lβt cosh 2 Cx β t = h E(t) -0.09t E(t)=βE 0(1-e ) T(t)=ΔT zi m(t)+δt y(t) ΔT (t)=t (t)-t (t+j) m m m ΔT y(t)=t y(t)-t y(t-j) 0 ε -0.01 () y t Ty t = (1- e ) M1 M2 M 11 α ε 0 y σ(t)=h(1,t)σ i(1)+h(2,t)σ i(2)+l+h(t-1,t)σ i(t-1)+σ i(t) 0.17 H( τ, t) = 1-[0.4 + 0.6 exp(-0.62 t )] 0.23 0.36 {1- exp[-(0.2 + 0.27 t )( t- τ ) ]} λλf 1 2 tk(t) σ(t) Ks λλf (t) 1 2 tk =σ 限值 () t Ks f (t)=f (1-e tk tk -0.3t )
Concrete Technology [1].[M]. 1999. [2].[M]. 2005. [3].[M]. 2004. [4].[M]. 2006. [5].[J]..Vol.1362009. [6].[J]..Vol.20 NO.32004. [7]. [J]..Vol.27 NO.82005. [8]. 4 [J]..199928538-39.
2011 6 Number 6 in 2011 l a l a f s m, cu f s m, t τ u 0 τ u 0 τ u τ u
Concrete Technology l a f s m, cu f s m, t τ u 0 τ u 0 τ u τ u
2011 6 Number 6 in 2011 d τ u = 3.23 + 1.71 f l a d τ cr = 2.75 + 1.45 f l a m, t m, t τ 0 u τ u τ u μ τ 0 σ = 0. 213 u δ = 0.208 σ s τ u cr τ u πd la Fy = 0 cr 4 ( l / d) τ ηf = 0 a u y τ u τ a τ u Pfa = Pf Pf 0 Pfa Pf 0 = = 5.82 10 P f 2 μ = δ s = δ f y s μ f y s R = Ω p R p = Ω p R( f m, t, la d ) Ω p s R( f, m, t la d ) R s ( f l d ), m t a, = R μ P tm a 2 n 2 R p 2 σr = p σ x i i= 1 xi m δ R = σ R μ R s μ R ( μ f, μl, d ) p p s R( f m t, la d ) p, s s s d s R = 4Ω p ( la d ) 3.23 1.71 + f s m, t l a s s d = 4Ω p 1.71 3.23 + f s m, t l a la μ R = 7.011+ 13.24 μ s f d m, t
Concrete Technology δ 0.0449 la 0.245 d + 1.71+ 3.31 d 2 R = + δ s f l t a 1 2 β 0 ln μ R ln μ β 0 = δ + δ 2 R S 2 S ln μ ln μ β R S 2 2 0 δ R + δ S = la ln 7.011 13.24 + ln μ fm t d la 0.259 5.7 1.57 0.045 + d la 1.71+ 3.31 d 0 2 + + δ, m, f = t 2 0 μ f m, δ t f t f m, cu MPa 信息速读 : 2011 上海国际混凝土技术及装备展览会
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 抗折强度 (MPa) 15 7 天 10 28 天 5 90 天 0 A B C D E F 配比 3.1.1
Concrete Technology 3.1.2
2011 6 Number 6 in 2011 抗压强度 (MPa) 60 50 40 7 天 30 28 天 20 90 天 10 0 A B C D E F 配比 3.2.1
Concrete Technology 3.2.2
2011 6 Number 6 in 2011
Concrete Technology µ 3.2.1
2011 6 Number 6 in 2011 3.2.2
Concrete Technology 信息速读 : 2011 中国国际轨道交通建设暨高速铁路技术装备展
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 信息速读 : 混凝土保温异形砖建筑节能技术发展方向
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 3.3.1 3.3.2 3.3.3 3.3.4 3.3.5 3.3.6 3.3.7 [1]. [J]. 199951-3. [2].[J]. 2007129-31. [3].. 20041245-47. [4].. 2004668-72. [5].. 20054110
Concrete Technology
2011 6 Number 6 in 2011 1.2.1 1.2.2 2.2.1 2.2.2 2.2.3 2.2.4
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology 1.2.1 1.2.2
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology [1].. [2] [s].cecs28:90 信息速读 : 德国海德堡公司在哈投 2 亿欧元建水泥厂
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology [1] ZL02 2 65769X [P].. [2] ZL02 2 1 36196.7[P].. [3]. [J]. 2004. [4]. [J]. 20096 8082. [5]. [J]. 2009122-25. [6]. JGJ52-2006. [S]. 20076.
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 3.1.1 3.1.2 3.1.3
Concrete Technology 信息速读 : 加大扬尘治理力度改善群众生活环境
2011 6 Number 6 in 2011
Concrete Technology 2.1.1 Ca(OH ) 2 SO 2 4 2.1.2 2.1.3 2.2.1
2011 6 Number 6 in 2011 2.2.2 R R0
Concrete Technology 3.2.1 3.2.2 3.2.3 R7 R 07 R R 28 028
2011 6 Number 6 in 2011 信息速读 : 菱镁胶凝材料高效减水剂的研究及应用 等两个项目通过技术鉴定
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology [1].[J]. 20007. [2]. [J].2007103 [3]. [J].20045. [4]. [J].20047 4
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011
Concrete Technology [1]. [J].2010 37229-33. [2].[J].19993 37-40. [3].[J]. 20033241-6. [4]. [J]. 2011224. [5]. 2010,5278. [6].,,2009,358-61. [7] KUNHANANDAN NAMBIAR E KRAMAMURTHY K.Sorption characteristics of foam concrete[j]. Cement and Concrete Research2007371341-1347. [8]. [J].20112256144.
2011 6 Number 6 in 2011
Concrete Technology
2011 6 Number 6 in 2011 3.2.1 3.2.2
Concrete Technology
2011 6 Number 6 in 2011 [1] 2009. [2]. 2010,26129-31. [3]. 200716 信息速读 : 工程机械配套产品已成我国工程机械发展瓶颈
Concrete Technology
2011 6 Number 6 in 2011 信息速读 : 中国粉煤灰专家应邀赴美参加国际粉煤灰技术研讨会
Concrete Technology
2011 6 Number 6 in 2011 2.2.1 2.2.2
Concrete Technology 2.2.3 信息速读 : 标准信息
2011 6 Number 6 in 2011
Concrete Technology 4.2.1
2011 6 Number 6 in 2011 4.2.2 4.2.3 4.2.4 4.3.1 4.3.2 4.3.3 4.3.4 信息速读 : 青岛市推广建筑业 10 项新技术
Concrete Technology