allowable stress design of composite rolled beam stringer bridge
Tài liệu AISC-ASD89 Allowable Stress Design pptx
Ngày tải lên :
10/12/2013, 01:15
... TỈ LỆ RỘNG DÀY VỚI MẶT CẮT CHỮ I NÉN VÀ KHÔNG NÉN Tỉ lệ kiểm tra Compact Section bf ≤ 65 2t f (rolled) bf ≤ 65 2t f (welded) Fy Fy Noncompact Section ≤ 95 ≤ 95 Fy Fy kc Khi f a Fy ≤ 0.16 ≤ d...
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Part 4: Code of practice for design of composite slabs with profiled steel sheeting ppt
Ngày tải lên :
08/07/2014, 22:20
... continuous composite beams; — Part 4: Code of practice for design of composite slabs with profiled steel sheeting; — Part 5: Code of practice for design of cold formed sections; — Part 61): Code of practice ... concrete and composite bridges BS 5400-5:1979, Code of practice for design of composite bridges BS 5950, Structural use of steelwork in building BS 5950-9, Code of practice for stressed skin design7 ) ... load Dp Overall depth of profiled steel sheets Ds Overall depth of composite slab ds Effective depth of slab to centroid of profiled steel sheets Modulus of elasticity of profiled steel sheets...
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Design of composite haunch beams and connections for long span applications
Ngày tải lên :
16/09/2015, 17:12
... Ibc = Second moment of area of the uncracked composite beam Ic = Second moment of area of the column L = Length of the beam (including the haunch) λ = Slenderness of the beam length between restraints ... resistance of the composite beam at the tip of the haunch wu = the factored design load on the beam Le = the span of the beam between the end of the haunches The plastic failure load of other load ... second moment of the area of the column h = the length of column from floor to floor Ibc = the second moment of area of the composite beam (assumed uncracked) L = the length of the beam (including...
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behavior and design of open steel box girder bridges by up-down construction method
Ngày tải lên :
13/11/2014, 06:40
... Comparison of closed section, open section bridge designs 138 6.8 Comparison of open section bridge designs .138 6.9 Comparison of the bending stress 139 6.10 Comparison of designs of Model ... middle bottom flange 133 6.32 Design of two-span continuous bridge a) Conventional design T1; b) Design T2; c) Proposed bridge design T3 136 6.33 Design of closed-rectangular brdige by up-down ... Longitudinal stress of top concrete slab at midpoint 48 3.18 Longitudinal stress of top concrete slab at midpoint 48 3.19 Transverse stress of top slab across the width 49 3.20 Transverse stress of...
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recommendations for design of beam-column connections in monolithic reinforced concrete structures
Ngày tải lên :
24/10/2014, 16:04
... side of the joint where the edge of the column extends beyond the edge of the beam The value of mhc /2 should not be taken larger than the extension of the column beyond the edge of the beam ... spacing of stirrups should not exceed the smallest of 1/4 of the beam width, six times the diameter of longitudinal beam bars to be restrained, and in (150 mm) Each corner and alternate beam bar ... Section 11.6 of ACI 318-02 The spacing of torsion reinforcement in the transverse beam should not exceed the smaller of ph/16 and in (150 mm), where ph is the perimeter of centerline of the beam outermost...
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ROBUSTNESS ANALYSIS AND DESIGN OF STEEL CONCRETE COMPOSITE BUILDINGS
Ngày tải lên :
09/09/2015, 11:25
... of concrete flange of composite floor hp Overall depth of the metal deck fck Characteristic value of the cylinder compressive strength n Modular ratio Ic Second moment area of the composite beam ... 6.2 Plastic hinge analysis of floor beam 126 6.3 Plastic hinge analysis of composite floor beam system due to sudden column loss 127 6.4 Dynamic assessment of composite floor response ... 132 Figure 6.4: Composite frame details and load-deflection of Beam 135 Figure 6.5: (a) Plan view of composite frame (b) sequence of plastic hinge formation in the floor beam system ...
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Fatigue analysis and design of steel concrete steel sandwich composite structures
Ngày tải lên :
12/09/2015, 11:35
... Mix design of FL7 .276 Table III.8 Mix design of FL8 .276 Table III.9 Mix design of FL9 .277 Table III.10 Mix design of FL10 277 Table III.11 Mix design of ... III.12 Mix design of FL12 278 Table III.13 Mix design of FL13 279 Table III.14 Mix design of FL14 279 Table III.15 Mix design of FL15 (The finalized design of FL) ... design of FL2 .273 Table III.3 Mix design of FL3 .274 Table III.4 Mix design of FL4 .274 Table III.5 Mix design of FL5 .275 Table III.6 Mix design of FL6...
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Analysis and design of steel and composite structutre
Ngày tải lên :
27/04/2016, 22:57
... Behaviour of tee shear connections 383 11.3.2 Design of bolts 383 11.3.3 Design of tee stems 384 11.3.4 Design of tee flanges 384 11.3.5 Design of welds 384 11.3.6 Detailing requirements 385 11.4 Beam- to-CEC ... Introduction 251 Components of composite beams 251 Behaviour of composite beams 253 Effective sections 254 9.4.1 Effective width of concrete flange 254 9.4.2 Effective portion of steel beam section 256 ... stiffeners 167 6.6.1.2 Design actions for the design of flange and web welds 169 6.6.2 Design of bolts 170 6.6.3 Design of end plate 170 6.6.4 Design of beam- to-end-plate welds 171 Trung taõm ủaứo...
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SAP2000® Linear and Nonlinear Static and Dynamic Analysis and Design of Three-Dimensional Structures
Ngày tải lên :
06/09/2012, 15:56
... Click the Design menu > Steel Frame Design > Start Design/ Check of Structure command or the Start Steel Design/ Check of Structure button, to start the steel frame design process The program designs ... Click the Design menu > Steel Frame Design > Start Design/ Check of Structure command or the Start Steel Design/ Check of Structure process button, to start the steel frame design G When the design ... body of the form lists the design stress ratios obtained at various stations along the frame object for each design load combination Note that the program automatically created code-specific design...
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SAP2000 Integrated Finite Elements Analysis and Design of Structures
Ngày tải lên :
06/09/2012, 15:56
... shows the beam span loads that are applied to each beam in the SAP2000 model Roof Beams 39, 40, 51, 52 Second Floor Beams 14, 15, 24, 25 0.40 klf DL 0.12 klf LL 0.72 klf DL 0.30 klf LL Roof Beams ... Second Floor Beams 16, 18, 21, 23 11.52 k DL 7.20 k LL 0.24 klf DL Roof Beams 45, 46 Second Floor Beams 19, 20 0.48 klf DL 0.24 klf LL 0.96 klf DL 0.60 klf LL Roof Beams 43, 48 Second Floor Beams 17, ... enter Select Mode 24 Click the roof beam at the top of the braced frame to select it Also click the joint at the top of the chevron brace (center of braced frame roof beam) to select it 25 From the...
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The design of mat foundations
Ngày tải lên :
16/10/2012, 10:43
... being designed for a small office building with a total live load of 250 kips and dead load of 500 kips Find: (a) the depth Df for a fully compensated foundation, (b) the depth Df if a soft clay ... in some areas of the central and western United States Photograph of the construction of the mat foundation for the new Century Hotel in San Francisco (1999) Having had 25 feet of dredge spoils ... Details of a mat foundation, serving as the slab of a one-story basement Compensated mat foundations If zero settlement is desired, the excavated soil weight will be equal to the weight of the...
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DESIGN OF REINFORCED MASONRY STRUCTURES
Ngày tải lên :
17/08/2013, 11:41
... and allowable stress design (ASD) philosophies Reinforced masonry structures can be designed based on either strength design philosophy or allowable stress design philosophy Allowable stress design ... Design of Masonry Beams / 4.31 Procedure for Flexural Design of Beams / 4.41 Overreinforced Beams / 4.53 Design for Shear in Reinforced Masonry Beams / 4.56 Lateral Support of Masonry Beams / ... from the start of the hook (point of tangency), in (mm) = clear span of prestressed member in the direction of prestressing tendon, in (mm) = length of the entire wall or of segment of wall considered...
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Mutagen Formation Potential of Composite Samples Prepared by Biodegradation of Agricultural Chemicals
Ngày tải lên :
05/09/2013, 09:38
... Journal of Water and Environment Technology, Vol 6, No.1, 2008 Preparation of Composite Samples To prepare 10 mg-AC/L of aqueous solution, 100 mg of AC was dissolved into mL of ethanol and 400 µL of ... measurement of composite samples [net rev./mg-AC], and d the maximum dosage of AC [mg-AC/plate] - 25 - Journal of Water and Environment Technology, Vol 6, No.1, 2008 Mutagenicity and MFP of Composite ... were assessed by means of the net number of revertant colonies per unit of mass of the added ACs [net rev./mg-AC] Composite samples are presumed to contain various kinds of AC-decompositions produced...
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Novel design of a compacted micro-structured air-breathing PEM fuel cell as a power source for mobile phones
Ngày tải lên :
05/09/2013, 14:58
... micro-fuel cells in terms of design, materials, effective transport of reactants, and heat management The development of physically representative models that allow reliable simulation of the processes ... for the design and optimization of future fuel cells to improve their lifetime with a much higher power density and lower cost The analysis offers valuable physical insight towards design of a cell ... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar air-breathing...
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Optimal design of PEM fuel cells to generate maximum power: A CFD study
Ngày tải lên :
05/09/2013, 14:58
... reflects the influence of the operating parameters on fuel cell performance to investigate the in situ total displacement and degree of the deformation of the polymer membrane of PEM fuel cells The ... operation, hygro-thermal stresses and deformation are introduced The non-uniform distribution of stress, caused by the temperature gradient in the MEA, induces localized bending stresses, which can ... the Mises stresses in membrane will be increased The activation overpotential decreases with increasing of cell operating temperature This is because of the exchange current density of the oxygen...
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Novel design of a disk-shaped compacted micro-structured air-breathing PEM fuel cell
Ngày tải lên :
05/09/2013, 14:58
... micro-fuel cells in terms of design, materials, effective transport of reactants, and heat management The development of physically representative models that allow reliable simulation of the processes ... for the design and optimization of future fuel cells to improve their lifetime with a much higher power density and lower cost The analysis offers valuable physical insight towards design of a cell ... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar air-breathing...
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Theory and design of CNC systems (Học CNC)
Ngày tải lên :
08/09/2013, 20:50
... 10.3 Design of Soft-NC System 10.3.1 Design of Task Module 10.3.2 Design of the System Kernel ... composed of two parts with a total of 11 chapters: Part I is composed of Chapters 1–6 on the principle and design of CNC, and Part II is composed of an open-architectural soft CNC system Specifically, ... invented the method of automatic control of the weaving of fabrics with a loom machine by using punch cards and this method was the beginning of the concept of NC The concept of NC was actually...
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