hybrid frp sheet pp fiber rope strengthening of concrete members

... center of bar to extreme tension fiber, in modulus of elasticity of concrete, ksi modulus of elasticity of reinforcement, ksi effective modulus of elasticity of steel to that of concrete modulus of ... the well-known effective moment of inertia concept Both of these approaches appear to be acceptable for the analysis of onedimensional members CRACKING OF CONCRETE MEMBERS IN DIRECT TENSION - Layer ... of concrete, psi stress in reinforcement, ksi steel stress after crack occurs, ksi compressive strength of concrete, psi tensile strength of concrete, psi the ratio of modulus of elasticity of...

Ngày tải lên: 24/10/2014, 17:40

... 1.2 FRPs for Strengthening of Civil Structures 1.2.1 1.2.2 Strengthening and Repair of Civil Structures 1.2.3 Advantages of FRPs for Strengthening 1.2.4 1.3 Fiber Reinforced ... Basic Description of System of Application Factors 139 Table 3-22 Properties of Fibers and Matrices for Prediction of Strength and Modulus 141 Table 3-23 Mean and COV of Ratio of Tested Values ... flexural strengthening of beams, slabs, or girders, FRP plates can be applied to the tensile face of the concrete Shear and torsional strengthening can be accomplished by placing FRP on the sides of...

Ngày tải lên: 14/11/2014, 13:32

... with and skew the outcome of interventions (Engel and Solomon 1997) The role of policies Policy support of innovation is not the outcome of a single policy but of a set of policies that work together ... patterns of trust, and the existence of a culture of innovation • Patterns of interaction, with an emphasis on networks and partnerships, inclusion of the poor, and the existence and functions of potential ... diverse set of organizations from the public and private sector actively engaged in a sector? • Is the range of actors appropriate to the nature of the sector, the stage of development of the market,...

Ngày tải lên: 29/03/2014, 08:20

... Ngõ điều khiển OFF trạng thái Light ON ON trạng thái Light OFF Trường hợp cài đặt độ nhạy Max Cài đặt switch lựa chọn chế độ đến chế độ Trường hợp : Nhấn nút ON/OFF từ ON sang OFF đối tượng phát ... từ xa đến mức Low, cài đặt ngõ vào OFF để cài đặt độ nhạy từ xa đến mức Low) Trường hợp : Nhấn nút ON/OFF từ OFF sang ON đối tượng phát (Hoặc cài đặt ngõ vào OFF để cài đặt độ nhạy từ xa đến mức ... từ xa Ngõ vào OFF cài đặt độ nhạy từ xa SW1 (Ngõ vào ON cài đặt độ nhạy từ xa): SW1 ON OFF thay cho cách thức nút cài đặt độ nhạy SW2 (Ngõ vào OFF cài đặt độ nhạy từ xa): SW2 ON OFF thay cho cách...

Ngày tải lên: 10/04/2014, 19:33

... Page of Figure Hybrid milling optical characterisation (a) Zero-order transmission spectra of the SPPCs in structures A-E (b) Transmission dispersion measured for SPPCs fabricated using optimum hybrid ... because of the partial removal of the semiconductor damaged layer The three structures milled with hybrid approach exhibit highest transmission Conclusion We have described a hybrid milling approach ... http://www.nanoscalereslett.com/content/6/1/572 Page of Figure Optical Performance of FIB patterned LED (a) LED emission intensity as a function of the FIB exposure dose (b) Optical image of the LED patterned with box mills of different...

Ngày tải lên: 20/06/2014, 22:20

... the hybrid steepest descent method for finding a common element of the set of solutions of a system of equilibrium problems, the set of fixed points of a nonexpansive mapping and the set of solutions ... relaxed hybrid steepest descent method for finding a common element of the set of solutions of generalized mixed equilibrium problems, the set of fixed points of a nonexpansive mapping and the set of ... element of F(S) ∩ GEP(F, D), let C be a nonempty closed convex subset of a real Hilbert space H Let D be a b-inverse-strongly monotone mapping of C into H, and let S be a nonexpansive mapping of C...

Ngày tải lên: 21/06/2014, 01:20

... 6, no 1, pp 117–136, 2005 F E Browder and W V Petryshyn, “Construction of fixed points of nonlinear mappings in Hilbert space,” Journal of Mathematical Analysis and Applications, vol 20, pp 197–228, ... , M} Then, {xn } converge strongly to PΩ x1 Journal of Inequalities and Applications 11 Proof The proof of this theorem is similar to that of Theorem 3.1 Step The sequence {xn } is well defined ... the fixed point set of S by F S , that is, F S {x ∈ C : Sx x} Note that the class of strict pseudocontractions properly includes the class of nonexpansive mappings which are mapping S on C such...

Ngày tải lên: 21/06/2014, 07:20

... validity of the model on a laboratory experiment before applying the method to the piano case 2.4.1 Experimental setup On the top of a massive concrete support, we have attached a piece of a bridge ... Journal of the Acoustical Society of America, vol 114, no 2, pp 1095–1107, 2003 A Chaigne and V Doutaut, “Numerical simulations of xylophones I Time-domain modeling of the vibration bars,” Journal of ... Acoustical Society of America, vol 101, no 1, pp 539–557, 1997 H Fletcher, E D Blackham, and R Stratton, “Quality of piano tones,” Journal of the Acoustical Society of America, vol 34, no 6, pp 749–761,...

Ngày tải lên: 23/06/2014, 01:20

... Survival of clones was very high: 100% of planted trees were measured on 18 clones (= 64.3% of all clones) at the age of years Survival rate of 11 clones was 91.6% of individuals and survival rate of ... respective stem volume increment of clone P-798 and P-781 was 159.5% and 148.8% of that of cultivar 'I-214' The stem volume of the new hybrid clone P-447 was 133.9% of that of cultivar 'I-214' (Table ... mean annual increment of height (MAI) varied in the range of (1.26) 1.68–2.65 m, the mean of the group of clones was 2.18 m Real variance was relatively small, MAI of 57.14% of 28 clones was 20.00...

Ngày tải lên: 07/08/2014, 10:21

... following upper bound Theorem 10 If G is the line graph of a multigraph, then χ(G) ≤ max ω(G), 7∆(G) + 10 Proof Suppose not and choose a counterexample G with the minimum number of vertices ... journal of combinatorics 18 (2011), #p145 Proof of Theorem Suppose the theorem is false and choose a counterexample F minimizing ∆(F ) By Brooks’ Theorem we must have χ(F ) = ∆(F ) Suppose ∆(F ... set, Journal of Graph Theory 66 (2011), no 1, 32–37 [18] B Reed, ω, ∆, and χ, Journal of Graph Theory 27 (1998), no 4, 177–212 [19] , A strengthening of Brooks’ theorem, Journal of Combinatorial...

Ngày tải lên: 08/08/2014, 14:23

... section, lb-in ratio of the modulus of elasticity of FRP bars to the modulus of elasticity of concrete internal radius of bend in FRP reinforcement, in stirrup spacing or pitch of continuous spirals, ... stiffness of an FRP bar are dependent on several factors Because the fibers in an FRP bar are the main load-carrying constituent, the ratio of the volume of fiber to the overall volume of the FRP (fiber- volume ... crushing of concrete The use of high-strength concrete allows for better use of the high-strength properties of FRP bars and can increase the stiffness of the cracked section, but the brittleness of...

Ngày tải lên: 24/10/2014, 21:59

Ngày tải lên: 07/08/2015, 22:38

... eccentricity of tendon at the inner load point es eccentricity of tendon at the interior support E modulus of concrete E ps elastic modulus of prestressing tendon ' concrete compressive strength f ck concrete ... from National University of Singapore i Table of Contents TABLE OF CONTENTS Acknowledgements i Table of Contents ii Summary vii List of Notations x List of Figures xvi List of Tables xx Chapter Introduction ... displacement of beam or joint ∆X movement of tendon profile xiv List of Notations ε ce pre-compression strain in the concrete at tendon level ε cu ultimate concrete compression strain ε cu concrete...

Ngày tải lên: 14/09/2015, 08:50

... addition of (b) PVA short fibers (c) Carbon short fibers short fibers (d) Steel short fibers (e) Glass short fibers Fig 2-11: Crack pattern of tensile specimen of AR-fibreglass TRM with addition of ... characteristics of AR-fibreglass TRM with addition of short fibers (Hinzen and Brameshuber 2007) 22 Fig 2-11: Crack pattern of tensile specimen of AR-fibreglass TRM with addition of short fibers ... application of different short fibers (steel, glass, carbon and PVA) on AR-glass textile reinforced concrete Figure 2-11 shows the effect of the addition of these short fibers on the cracked area of tensile...

Ngày tải lên: 16/10/2015, 15:38

... 97 LIST OF TABLES Table The properties of PBO fiber [6] 12 Table 2 Comparison of mechanical properties with other types of fiber 13 Table 3.1 Characteristics of the PBO mesh ... PBO fibers represent the new generation of super fibers with ultra-high resistance and high tensile strength The properties of PBO fiber are reported in Table Table The properties of PBO fiber ... 2006), the properties of PBO fiber has the highest tensile strength and modulus as reported in Table 13 Table 2 Comparison of mechanical properties with other types of fiber Type of fiber Tensile...

Ngày tải lên: 12/05/2016, 15:40

... modifications of HSFs in different tissues and organs during development of an organism or differentiation of certain cell types This lack of knowledge severely hampers the understanding of the physiological ... deletion of which renders HSF1 constitutively trimeric [19,20] All HSFs bind DNA sequences that are called heat shock elements (HSEs) and are composed of an array of inverted repeats of the pentamer ... of the HSEs [23,25] The precise composition of an HSE can also determine the state of activation required of a specific HSF to induce transcription of its target genes [21,24] This flexibility...

Ngày tải lên: 18/02/2014, 04:20

... by means of a process of ~ inmtRntlat~nn OF the deflnition the translation of the de/initlon f~'om a set of criteria for satisfying the definition into an e x e m p l a r y instance of the concept ... (CI, C2), and ~wo instances of PROPERTY (06, 09) were used The value of MAKEFULLLIST shows the survivors of STAGEI The value of BGO shows the single valid instance of a BREORGANIZATION that can ... (TRN~S 1"2) ( X (TRANSFEROR2 AOENTOF) T ) ( X (TRANSPRQP~ OBJECTOF) T ) ( X (TRANSFEROR2 OLDONt4ERQF) T ) ( X (TRANSFERORt NEWOWNEROF) ~ ) I) the transformation of definitions into the corresponding...

Ngày tải lên: 21/02/2014, 20:20

... 50 “Profile of a dream team”                 Works toward a common goal Develops its members skills Efficiently uses its time and talents Embraces the diversity of its members ... Stages of Group Development  Forming – scope of task and approach Everyone is nice and polite  Storming – dealing with group conflict Real issue now being addressed  Norming – rules of engagement ... outweigh the needs of the few, or the one.“ (See the “10 traits of an effective team player” in the Resource Library.) 16 The Thrill of Team Building #1 Building great teams is one of two most rewarding...

Ngày tải lên: 19/03/2014, 11:50

Ngày tải lên: 01/05/2014, 21:25

... with specification 104 Points of supervision 23 Quality control of site produced concrete 108 Precast concrete 109 Applications of precast concrete 112 Deciding upon supplier 114 vi Standards Finishes ... Advantages of precasting 132 Appearance of precast concrete 134 Trial erection or mock-up 135 The way up of casting 135 Joints and connections in precast concrete 136 Erection of precast concrete ... Specification Status of suppliers Approved members of QSRMC can be expected to produce and supply prescribed and designed mixes to BS 5328 For a period pending the introduction and approval of QSRMC’s...

Ngày tải lên: 31/05/2014, 02:04